====================================== | [ 11.683532][ T263] softirqs last disabled at (34229): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.683535][ T263] Preemption disabled at: | [ 11.683535][ T263] 0x0 | [ 11.683546][ T263] Tainted: [W]=WARN [ 11.683547][ T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.683548][ T263] Call Trace: [ 11.683550][ T263] [ 11.683551][ T263] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.683560][ T263] __might_resched.cold (kernel/sched/core.c:9234) [ 11.683565][ T263] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.683569][ T263] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.683573][ T263] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 11.683575][ T263] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.683582][ T263] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 11.683585][ T263] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.683589][ T263] put_chars (drivers/char/virtio_console.c:1176) [ 11.683592][ T263] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.683593][ T263] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.683597][ T263] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.683602][ T263] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.683610][ T263] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.683613][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.683615][ T263] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.683619][ T263] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.683624][ T263] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.683626][ T263] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 11.683629][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.683631][ T263] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.683635][ T263] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.683639][ T263] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.683641][ T263] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.683647][ T263] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.683650][ T263] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.683652][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.683654][ T263] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 11.683658][ T263] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.683660][ T263] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.683662][ T263] vprintk_emit (kernel/printk/printk.c:2479) [ 11.683666][ T263] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.683669][ T263] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.683672][ T263] _printk (kernel/printk/printk.c:2504) [ 11.683676][ T263] ? snapshot_read.cold (user.c:?) [ 11.683679][ T263] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 11.683682][ T263] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.683686][ T263] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 11.683689][ T263] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.683693][ T263] ? exit_notify (kernel/exit.c:780) [ 11.683694][ T263] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.683697][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.683701][ T263] do_group_exit (kernel/exit.c:1151) [ 11.683704][ T263] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.683706][ T263] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.683708][ T263] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.683712][ T263] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.683716][ T263] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.683718][ T263] RIP: 0033:0x7f09d013e1b8 [ 11.683720][ T263] Code: Unable to access opcode bytes at 0x7f09d013e18e. Code starting with the faulting instruction =========================================== [ 11.683722][ T263] RSP: 002b:00007ffcf3e17bd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.683724][ T263] RAX: ffffffffffffffda RBX: 00007f09d026ef88 RCX: 00007f09d013e1b8 [ 11.683726][ T263] RDX: 00007f09cfe88fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.683727][ T263] RBP: 00007ffcf3e17c30 R08: 0000000000000000 R09: 0000000000000000 [ 11.683727][ T263] R10: 00007ffcf3e179f0 R11: 0000000000000246 R12: 0000000000000001 [ 11.683728][ T263] R13: 0000000000000000 R14: 00007f09d026d680 R15: 00007f09d026efa0 | [ 14.090272][ T326] softirqs last disabled at (41811): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 14.090275][ T326] Preemption disabled at: | [ 14.090275][ T326] 0x0 | [ 14.090287][ T326] Tainted: [W]=WARN [ 14.090288][ T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.090290][ T326] Call Trace: [ 14.090291][ T326] [ 14.090293][ T326] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.090299][ T326] __might_resched.cold (kernel/sched/core.c:9234) [ 14.090304][ T326] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.090308][ T326] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 14.090313][ T326] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 14.090315][ T326] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.090322][ T326] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 14.090325][ T326] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.090329][ T326] put_chars (drivers/char/virtio_console.c:1176) [ 14.090332][ T326] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.090333][ T326] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.090337][ T326] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.090342][ T326] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.090351][ T326] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.090353][ T326] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.090355][ T326] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.090359][ T326] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.090364][ T326] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.090366][ T326] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 14.090369][ T326] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.090371][ T326] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.090375][ T326] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.090379][ T326] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.090381][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.090386][ T326] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.090389][ T326] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.090391][ T326] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.090393][ T326] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 14.090397][ T326] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.090399][ T326] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.090401][ T326] vprintk_emit (kernel/printk/printk.c:2479) [ 14.090405][ T326] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.090408][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.090412][ T326] _printk (kernel/printk/printk.c:2504) [ 14.090415][ T326] ? snapshot_read.cold (user.c:?) [ 14.090418][ T326] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 14.090421][ T326] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.090425][ T326] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 14.090428][ T326] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 14.090431][ T326] ? exit_notify (kernel/exit.c:780) [ 14.090433][ T326] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.090436][ T326] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.090439][ T326] do_group_exit (kernel/exit.c:1151) [ 14.090442][ T326] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 14.090444][ T326] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 14.090447][ T326] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.090451][ T326] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.090454][ T326] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.090456][ T326] RIP: 0033:0x7ff68500b1b8 [ 14.090458][ T326] Code: Unable to access opcode bytes at 0x7ff68500b18e. Code starting with the faulting instruction =========================================== [ 14.090460][ T326] RSP: 002b:00007ffdc14a3838 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 14.090463][ T326] RAX: ffffffffffffffda RBX: 00007ff68513bf88 RCX: 00007ff68500b1b8 [ 14.090464][ T326] RDX: 00007ff684d55fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 14.090465][ T326] RBP: 00007ffdc14a3890 R08: 0000000000000000 R09: 0000000000008010 [ 14.090466][ T326] R10: 00007ffdc14a3650 R11: 0000000000000246 R12: 0000000000000001 [ 14.090467][ T326] R13: 0000000000000000 R14: 00007ff68513a680 R15: 00007ff68513bfa0 | [ 26.593603][ T760] softirqs last disabled at (33768): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 26.593605][ T760] Preemption disabled at: | [ 26.593606][ T760] 0x0 | [ 26.593616][ T760] Tainted: [W]=WARN [ 26.593617][ T760] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.593619][ T760] Call Trace: [ 26.593621][ T760] [ 26.593622][ T760] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.593629][ T760] __might_resched.cold (kernel/sched/core.c:9234) [ 26.593634][ T760] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 26.593638][ T760] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 26.593642][ T760] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 26.593644][ T760] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.593651][ T760] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 26.593654][ T760] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.593658][ T760] put_chars (drivers/char/virtio_console.c:1176) [ 26.593660][ T760] ? __send_to_port (drivers/char/virtio_console.c:654) [ 26.593662][ T760] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 26.593665][ T760] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 26.593670][ T760] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 26.593678][ T760] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 26.593681][ T760] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.593683][ T760] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.593687][ T760] console_emit_next_record (kernel/printk/printk.c:3183) [ 26.593691][ T760] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 26.593693][ T760] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 26.593696][ T760] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.593698][ T760] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.593702][ T760] console_flush_one_record (kernel/printk/printk.c:3268) [ 26.593706][ T760] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 26.593708][ T760] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.593713][ T760] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 26.593716][ T760] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 26.593718][ T760] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.593720][ T760] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 26.593724][ T760] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 26.593726][ T760] ? vprintk_emit (kernel/printk/printk.c:2478) [ 26.593728][ T760] vprintk_emit (kernel/printk/printk.c:2479) [ 26.593731][ T760] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 26.593734][ T760] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.593738][ T760] _printk (kernel/printk/printk.c:2504) [ 26.593742][ T760] ? snapshot_read.cold (user.c:?) [ 26.593744][ T760] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 26.593747][ T760] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 26.593751][ T760] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 26.593754][ T760] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 26.593757][ T760] ? exit_notify (kernel/exit.c:780) [ 26.593759][ T760] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.593762][ T760] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.593765][ T760] do_group_exit (kernel/exit.c:1151) [ 26.593768][ T760] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 26.593770][ T760] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 26.593773][ T760] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 26.593777][ T760] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 26.593780][ T760] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.593783][ T760] RIP: 0033:0x7f74b61191b8 [ 26.593785][ T760] Code: Unable to access opcode bytes at 0x7f74b611918e. Code starting with the faulting instruction =========================================== [ 26.593786][ T760] RSP: 002b:00007ffc6bf3c6a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 26.593788][ T760] RAX: ffffffffffffffda RBX: 00007f74b6249f88 RCX: 00007f74b61191b8 [ 26.593790][ T760] RDX: 00007f74b5e63fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 26.593791][ T760] RBP: 00007ffc6bf3c700 R08: 0000000000000000 R09: 0000000000000000 [ 26.593791][ T760] R10: 00007ffc6bf3c4c0 R11: 0000000000000246 R12: 0000000000000001 [ 26.593792][ T760] R13: 0000000000000000 R14: 00007f74b6248680 R15: 00007f74b6249fa0 | [ 31.661146][ T922] softirqs last disabled at (32166): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 31.661149][ T922] Preemption disabled at: | [ 31.661149][ T922] 0x0 | [ 31.661160][ T922] Tainted: [W]=WARN [ 31.661161][ T922] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.661163][ T922] Call Trace: [ 31.661164][ T922] [ 31.661166][ T922] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.661173][ T922] __might_resched.cold (kernel/sched/core.c:9234) [ 31.661177][ T922] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.661182][ T922] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 31.661186][ T922] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 31.661188][ T922] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.661195][ T922] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 31.661198][ T922] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.661202][ T922] put_chars (drivers/char/virtio_console.c:1176) [ 31.661205][ T922] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.661206][ T922] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 31.661210][ T922] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 31.661216][ T922] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.661224][ T922] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.661227][ T922] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.661229][ T922] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.661233][ T922] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.661238][ T922] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.661240][ T922] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 31.661243][ T922] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.661245][ T922] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.661249][ T922] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.661253][ T922] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.661255][ T922] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.661261][ T922] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.661264][ T922] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.661266][ T922] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.661268][ T922] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 31.661272][ T922] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.661274][ T922] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.661277][ T922] vprintk_emit (kernel/printk/printk.c:2479) [ 31.661280][ T922] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.661283][ T922] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.661287][ T922] _printk (kernel/printk/printk.c:2504) [ 31.661291][ T922] ? snapshot_read.cold (user.c:?) [ 31.661294][ T922] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 31.661296][ T922] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.661300][ T922] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 31.661303][ T922] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 31.661307][ T922] ? exit_notify (kernel/exit.c:780) [ 31.661309][ T922] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.661311][ T922] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.661315][ T922] do_group_exit (kernel/exit.c:1151) [ 31.661318][ T922] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 31.661320][ T922] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 31.661323][ T922] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.661327][ T922] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 31.661330][ T922] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.661332][ T922] RIP: 0033:0x7f1dc79a21b8 [ 31.661334][ T922] Code: Unable to access opcode bytes at 0x7f1dc79a218e. Code starting with the faulting instruction =========================================== [ 31.661336][ T922] RSP: 002b:00007fff3f807118 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 31.661338][ T922] RAX: ffffffffffffffda RBX: 00007f1dc7ad2f88 RCX: 00007f1dc79a21b8 [ 31.661340][ T922] RDX: 00007f1dc76ecfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 31.661341][ T922] RBP: 00007fff3f807170 R08: 0000000000000000 R09: 0000000000000000 [ 31.661342][ T922] R10: 00007fff3f806f30 R11: 0000000000000246 R12: 0000000000000001 [ 31.661342][ T922] R13: 0000000000000000 R14: 00007f1dc7ad1680 R15: 00007f1dc7ad2fa0 | [ 55.150007][ T1721] softirqs last disabled at (45995): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 55.150009][ T1721] Preemption disabled at: | [ 55.150010][ T1721] 0x0 | [ 55.150020][ T1721] Tainted: [W]=WARN [ 55.150021][ T1721] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.150023][ T1721] Call Trace: [ 55.150025][ T1721] [ 55.150026][ T1721] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 55.150033][ T1721] __might_resched.cold (kernel/sched/core.c:9234) [ 55.150037][ T1721] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 55.150041][ T1721] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 55.150046][ T1721] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 55.150048][ T1721] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 55.150055][ T1721] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 55.150057][ T1721] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 55.150061][ T1721] put_chars (drivers/char/virtio_console.c:1176) [ 55.150064][ T1721] ? __send_to_port (drivers/char/virtio_console.c:654) [ 55.150065][ T1721] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 55.150069][ T1721] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 55.150074][ T1721] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 55.150082][ T1721] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 55.150085][ T1721] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.150087][ T1721] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.150091][ T1721] console_emit_next_record (kernel/printk/printk.c:3183) [ 55.150095][ T1721] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 55.150097][ T1721] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 55.150100][ T1721] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.150102][ T1721] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.150106][ T1721] console_flush_one_record (kernel/printk/printk.c:3268) [ 55.150111][ T1721] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 55.150113][ T1721] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.150118][ T1721] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 55.150121][ T1721] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 55.150123][ T1721] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.150125][ T1721] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 55.150129][ T1721] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 55.150131][ T1721] ? vprintk_emit (kernel/printk/printk.c:2478) [ 55.150134][ T1721] vprintk_emit (kernel/printk/printk.c:2479) [ 55.150137][ T1721] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 55.150140][ T1721] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.150148][ T1721] _printk (kernel/printk/printk.c:2504) [ 55.150152][ T1721] ? snapshot_read.cold (user.c:?) [ 55.150154][ T1721] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 55.150157][ T1721] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 55.150161][ T1721] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 55.150164][ T1721] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 55.150168][ T1721] ? exit_notify (kernel/exit.c:780) [ 55.150170][ T1721] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 55.150173][ T1721] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.150176][ T1721] do_group_exit (kernel/exit.c:1151) [ 55.150179][ T1721] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 55.150181][ T1721] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 55.150184][ T1721] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 55.150188][ T1721] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 55.150191][ T1721] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 55.150193][ T1721] RIP: 0033:0x7f94b624a1b8 [ 55.150195][ T1721] Code: Unable to access opcode bytes at 0x7f94b624a18e. Code starting with the faulting instruction =========================================== [ 55.150196][ T1721] RSP: 002b:00007ffe0f30d8e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 55.150199][ T1721] RAX: ffffffffffffffda RBX: 00007f94b637af88 RCX: 00007f94b624a1b8 [ 55.150200][ T1721] RDX: 00007f94b5f94fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 55.150201][ T1721] RBP: 00007ffe0f30d940 R08: 0000000000000000 R09: 0000000000000050 [ 55.150202][ T1721] R10: 00007ffe0f30d700 R11: 0000000000000246 R12: 0000000000000001 [ 55.150203][ T1721] R13: 0000000000000000 R14: 00007f94b6379680 R15: 00007f94b637afa0 | [ 68.966591][ T2095] softirqs last disabled at (25588): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 68.966594][ T2095] Preemption disabled at: | [ 68.966595][ T2095] 0x0 | [ 68.966606][ T2095] Tainted: [W]=WARN [ 68.966607][ T2095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 68.966608][ T2095] Call Trace: [ 68.966610][ T2095] [ 68.966612][ T2095] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 68.966619][ T2095] __might_resched.cold (kernel/sched/core.c:9234) [ 68.966623][ T2095] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 68.966628][ T2095] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 68.966632][ T2095] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 68.966634][ T2095] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 68.966641][ T2095] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 68.966644][ T2095] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 68.966647][ T2095] put_chars (drivers/char/virtio_console.c:1176) [ 68.966650][ T2095] ? __send_to_port (drivers/char/virtio_console.c:654) [ 68.966651][ T2095] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 68.966655][ T2095] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 68.966660][ T2095] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 68.966668][ T2095] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 68.966671][ T2095] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 68.966673][ T2095] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 68.966677][ T2095] console_emit_next_record (kernel/printk/printk.c:3183) [ 68.966681][ T2095] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 68.966683][ T2095] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 68.966687][ T2095] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 68.966688][ T2095] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 68.966692][ T2095] console_flush_one_record (kernel/printk/printk.c:3268) [ 68.966697][ T2095] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 68.966699][ T2095] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 68.966704][ T2095] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 68.966707][ T2095] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 68.966709][ T2095] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 68.966711][ T2095] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 68.966715][ T2095] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 68.966716][ T2095] ? vprintk_emit (kernel/printk/printk.c:2478) [ 68.966719][ T2095] vprintk_emit (kernel/printk/printk.c:2479) [ 68.966723][ T2095] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 68.966725][ T2095] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 68.966729][ T2095] _printk (kernel/printk/printk.c:2504) [ 68.966733][ T2095] ? snapshot_read.cold (user.c:?) [ 68.966736][ T2095] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 68.966739][ T2095] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 68.966743][ T2095] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 68.966745][ T2095] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 68.966749][ T2095] ? exit_notify (kernel/exit.c:780) [ 68.966751][ T2095] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 68.966754][ T2095] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 68.966757][ T2095] do_group_exit (kernel/exit.c:1151) [ 68.966760][ T2095] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 68.966762][ T2095] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 68.966765][ T2095] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 68.966769][ T2095] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 68.966772][ T2095] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 68.966774][ T2095] RIP: 0033:0x7f3508ca41b8 [ 68.966777][ T2095] Code: Unable to access opcode bytes at 0x7f3508ca418e. Code starting with the faulting instruction =========================================== [ 68.966778][ T2095] RSP: 002b:00007ffdd78759c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 68.966780][ T2095] RAX: ffffffffffffffda RBX: 00007f3508dd4f88 RCX: 00007f3508ca41b8 [ 68.966782][ T2095] RDX: 00007f35089eefc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 68.966783][ T2095] RBP: 00007ffdd7875a20 R08: 0000000000000000 R09: 0000000000000050 [ 68.966784][ T2095] R10: 00007ffdd78757e0 R11: 0000000000000246 R12: 0000000000000001 [ 68.966785][ T2095] R13: 0000000000000000 R14: 00007f3508dd3680 R15: 00007f3508dd4fa0 | [ 134.699355][ T4018] softirqs last disabled at (51815): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 134.699358][ T4018] Preemption disabled at: | [ 134.699358][ T4018] vprintk_emit (kernel/printk/printk.c:2471) | [ 134.699367][ T4018] Tainted: [W]=WARN [ 134.699368][ T4018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 134.699369][ T4018] Call Trace: [ 134.699371][ T4018] [ 134.699372][ T4018] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 134.699378][ T4018] ? vprintk_emit (kernel/printk/printk.c:2471) [ 134.699380][ T4018] __might_resched.cold (kernel/sched/core.c:9234) [ 134.699384][ T4018] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 134.699388][ T4018] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 134.699393][ T4018] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 134.699394][ T4018] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 134.699401][ T4018] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 134.699404][ T4018] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 134.699408][ T4018] put_chars (drivers/char/virtio_console.c:1176) [ 134.699411][ T4018] ? __send_to_port (drivers/char/virtio_console.c:654) [ 134.699413][ T4018] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 134.699419][ T4018] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 134.699431][ T4018] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 134.699433][ T4018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 134.699436][ T4018] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 134.699440][ T4018] console_emit_next_record (kernel/printk/printk.c:3183) [ 134.699444][ T4018] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 134.699446][ T4018] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 134.699449][ T4018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 134.699451][ T4018] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 134.699454][ T4018] console_flush_one_record (kernel/printk/printk.c:3268) [ 134.699459][ T4018] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 134.699461][ T4018] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 134.699463][ T4018] ? write_ibpb (arch/x86/entry/entry.S:25) [ 134.699469][ T4018] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 134.699471][ T4018] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 134.699473][ T4018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 134.699475][ T4018] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 134.699479][ T4018] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 134.699481][ T4018] ? vprintk_emit (kernel/printk/printk.c:2478) [ 134.699484][ T4018] vprintk_emit (kernel/printk/printk.c:2479) [ 134.699486][ T4018] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 134.699488][ T4018] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 134.699490][ T4018] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 134.699493][ T4018] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 134.699497][ T4018] _printk (kernel/printk/printk.c:2504) [ 134.699500][ T4018] ? snapshot_read.cold (user.c:?) [ 134.699504][ T4018] ? br_multicast_flood (??:?) [ 134.699507][ T4018] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 134.699508][ T4018] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 134.699510][ T4018] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 134.699514][ T4018] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 134.699518][ T4018] br_init_port (net/bridge/br_stp_if.c:39) [ 134.699520][ T4018] new_nbp (net/bridge/br_if.c:449) [ 134.699523][ T4018] br_add_if (net/bridge/br_if.c:592) [ 134.699526][ T4018] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 134.699530][ T4018] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 134.699535][ T4018] do_set_master (net/core/rtnetlink.c:3071) [ 134.699538][ T4018] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 134.699542][ T4018] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 134.699545][ T4018] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 134.699546][ T4018] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 134.699549][ T4018] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 134.699553][ T4018] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 134.699557][ T4018] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 134.699559][ T4018] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 134.699561][ T4018] ? kasan_save_stack (mm/kasan/common.c:58) [ 134.699563][ T4018] ? kasan_save_stack (mm/kasan/common.c:57) [ 134.699565][ T4018] ? kasan_save_track (mm/kasan/common.c:78) [ 134.699566][ T4018] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 134.699568][ T4018] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 134.699570][ T4018] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 134.699574][ T4018] ? ___sys_sendmsg (net/socket.c:2758) [ 134.699577][ T4018] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 134.699579][ T4018] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 134.699582][ T4018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 134.699584][ T4018] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 134.699586][ T4018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 134.699587][ T4018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 134.699589][ T4018] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 134.699591][ T4018] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 134.699592][ T4018] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 134.699594][ T4018] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 134.699597][ T4018] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 134.699599][ T4018] ? nla_get_range_signed (lib/nlattr.c:270) [ 134.699604][ T4018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 134.699606][ T4018] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 134.699611][ T4018] rtnl_newlink (net/core/rtnetlink.c:4215) [ 134.699616][ T4018] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 134.699618][ T4018] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 134.699623][ T4018] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 134.699624][ T4018] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 134.699627][ T4018] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 134.699629][ T4018] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 134.699632][ T4018] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 134.699634][ T4018] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 134.699637][ T4018] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 134.699639][ T4018] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 134.699643][ T4018] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 134.699645][ T4018] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 134.699648][ T4018] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 134.699652][ T4018] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 134.699654][ T4018] ? netlink_ack (./include/linux/skbuff.h:2718) [ 134.699661][ T4018] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 134.699663][ T4018] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 134.699667][ T4018] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 134.699671][ T4018] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 134.699674][ T4018] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 134.699678][ T4018] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 134.699682][ T4018] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 134.699686][ T4018] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 134.699687][ T4018] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 134.699693][ T4018] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 134.699695][ T4018] ____sys_sendmsg (net/socket.c:2713) [ 134.699698][ T4018] ? copy_msghdr_from_user (net/socket.c:2650) [ 134.699700][ T4018] ? sock_write_iter (net/socket.c:1269) [ 134.699702][ T4018] ? move_addr_to_kernel (net/socket.c:258) [ 134.699709][ T4018] ___sys_sendmsg (net/socket.c:2767) [ 134.699712][ T4018] ? copy_msghdr_from_user (net/socket.c:2619) [ 134.699727][ T4018] __sys_sendmsg (net/socket.c:2799) [ 134.699730][ T4018] ? __sys_sendmsg_sock (net/socket.c:2780) [ 134.699736][ T4018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 134.699739][ T4018] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 134.699741][ T4018] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 134.699744][ T4018] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 134.699746][ T4018] RIP: 0033:0x7f18b8f2c54e [ 134.699750][ T4018] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 134.699752][ T4018] RSP: 002b:00007ffcc79f3870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 134.699755][ T4018] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f18b8f2c54e [ 134.699756][ T4018] RDX: 0000000000000000 RSI: 00007ffcc79f3920 RDI: 0000000000000005 [ 134.699757][ T4018] RBP: 00007ffcc79f3880 R08: 0000000000000000 R09: 0000000000000000 [ 134.699758][ T4018] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9139a1 [ 134.699759][ T4018] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcc79f3fe0 | [ 139.009427][ T70] softirqs last disabled at (4300108): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 139.009431][ T70] Preemption disabled at: | [ 139.009432][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 139.009445][ T70] Tainted: [W]=WARN [ 139.009446][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.009448][ T70] Workqueue: netns cleanup_net [ 139.009452][ T70] Call Trace: [ 139.009453][ T70] [ 139.009455][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 139.009461][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 139.009462][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 139.009467][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 139.009471][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 139.009476][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 139.009478][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 139.009485][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 139.009488][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 139.009491][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 139.009494][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 139.009497][ T70] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 139.009502][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 139.009507][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 139.009512][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 139.009515][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 139.009521][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 139.009525][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 139.009527][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 139.009530][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 139.009532][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 139.009536][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 139.009541][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 139.009543][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 139.009548][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 139.009551][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 139.009553][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 139.009557][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 139.009561][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 139.009563][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 139.009566][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 139.009569][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 139.009571][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 139.009573][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 139.009574][ T70] ? kthread (kernel/kthread.c:436) [ 139.009577][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 139.009580][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 139.009585][ T70] _printk (kernel/printk/printk.c:2504) [ 139.009589][ T70] ? snapshot_read.cold (user.c:?) [ 139.009593][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 139.009597][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 139.009601][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 139.009604][ T70] ? netdev_notice (net/core/dev.c:13194) [ 139.009609][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 139.009611][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 139.009613][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 139.009615][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 139.009618][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 139.009622][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 139.009626][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 139.009632][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 139.009636][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 139.009640][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 139.009643][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 139.009647][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 139.009649][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 139.009652][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 139.009657][ T70] cleanup_net (net/core/net_namespace.c:706) [ 139.009660][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 139.009664][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 139.009666][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 139.009669][ T70] process_one_work (kernel/workqueue.c:3387) [ 139.009676][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 139.009679][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 139.009687][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 139.009691][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 139.009694][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 139.009696][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 139.009699][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 139.009701][ T70] kthread (kernel/kthread.c:436) [ 139.009703][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 139.009707][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 139.009710][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 139.009713][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 139.009716][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 139.009720][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 139.009723][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.012239][ T4232] softirqs last disabled at (37926): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 143.012242][ T4232] Preemption disabled at: | [ 143.012242][ T4232] vprintk_emit (kernel/printk/printk.c:2471) | [ 143.012251][ T4232] Tainted: [W]=WARN [ 143.012252][ T4232] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.012254][ T4232] Call Trace: [ 143.012255][ T4232] [ 143.012257][ T4232] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 143.012263][ T4232] ? vprintk_emit (kernel/printk/printk.c:2471) [ 143.012264][ T4232] __might_resched.cold (kernel/sched/core.c:9234) [ 143.012269][ T4232] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 143.012273][ T4232] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 143.012278][ T4232] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 143.012279][ T4232] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 143.012286][ T4232] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 143.012289][ T4232] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 143.012293][ T4232] put_chars (drivers/char/virtio_console.c:1176) [ 143.012295][ T4232] ? __send_to_port (drivers/char/virtio_console.c:654) [ 143.012297][ T4232] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 143.012300][ T4232] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 143.012306][ T4232] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 143.012314][ T4232] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 143.012316][ T4232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.012318][ T4232] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.012323][ T4232] console_emit_next_record (kernel/printk/printk.c:3183) [ 143.012327][ T4232] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 143.012329][ T4232] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 143.012332][ T4232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.012333][ T4232] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.012337][ T4232] console_flush_one_record (kernel/printk/printk.c:3268) [ 143.012342][ T4232] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 143.012344][ T4232] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 143.012349][ T4232] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 143.012352][ T4232] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 143.012354][ T4232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.012355][ T4232] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 143.012359][ T4232] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 143.012361][ T4232] ? vprintk_emit (kernel/printk/printk.c:2478) [ 143.012364][ T4232] vprintk_emit (kernel/printk/printk.c:2479) [ 143.012367][ T4232] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 143.012369][ T4232] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 143.012372][ T4232] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 143.012375][ T4232] _printk (kernel/printk/printk.c:2504) [ 143.012379][ T4232] ? snapshot_read.cold (user.c:?) [ 143.012383][ T4232] ? br_multicast_flood (??:?) [ 143.012386][ T4232] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 143.012388][ T4232] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 143.012389][ T4232] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 143.012393][ T4232] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 143.012397][ T4232] br_init_port (net/bridge/br_stp_if.c:39) [ 143.012400][ T4232] new_nbp (net/bridge/br_if.c:449) [ 143.012404][ T4232] br_add_if (net/bridge/br_if.c:592) [ 143.012406][ T4232] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 143.012410][ T4232] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 143.012415][ T4232] do_set_master (net/core/rtnetlink.c:3071) [ 143.012419][ T4232] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 143.012422][ T4232] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 143.012426][ T4232] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 143.012427][ T4232] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 143.012430][ T4232] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 143.012433][ T4232] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 143.012435][ T4232] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 143.012437][ T4232] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 143.012440][ T4232] ? kasan_save_stack (mm/kasan/common.c:58) [ 143.012442][ T4232] ? kasan_save_stack (mm/kasan/common.c:57) [ 143.012443][ T4232] ? kasan_save_track (mm/kasan/common.c:78) [ 143.012445][ T4232] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 143.012447][ T4232] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 143.012449][ T4232] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 143.012457][ T4232] ? ___sys_sendmsg (net/socket.c:2758) [ 143.012461][ T4232] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 143.012463][ T4232] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 143.012465][ T4232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.012467][ T4232] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.012469][ T4232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.012470][ T4232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.012471][ T4232] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 143.012474][ T4232] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 143.012476][ T4232] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 143.012478][ T4232] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 143.012482][ T4232] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 143.012483][ T4232] ? nla_get_range_signed (lib/nlattr.c:270) [ 143.012488][ T4232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.012490][ T4232] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 143.012495][ T4232] rtnl_newlink (net/core/rtnetlink.c:4215) [ 143.012501][ T4232] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 143.012502][ T4232] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 143.012507][ T4232] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 143.012509][ T4232] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 143.012511][ T4232] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 143.012513][ T4232] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 143.012517][ T4232] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 143.012519][ T4232] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 143.012522][ T4232] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.012523][ T4232] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 143.012528][ T4232] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 143.012530][ T4232] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 143.012533][ T4232] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 143.012536][ T4232] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.012539][ T4232] ? netlink_ack (./include/linux/skbuff.h:2718) [ 143.012545][ T4232] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 143.012547][ T4232] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 143.012552][ T4232] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 143.012558][ T4232] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 143.012561][ T4232] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 143.012565][ T4232] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 143.012569][ T4232] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 143.012573][ T4232] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 143.012574][ T4232] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 143.012580][ T4232] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 143.012583][ T4232] ____sys_sendmsg (net/socket.c:2713) [ 143.012585][ T4232] ? copy_msghdr_from_user (net/socket.c:2650) [ 143.012587][ T4232] ? sock_write_iter (net/socket.c:1269) [ 143.012589][ T4232] ? move_addr_to_kernel (net/socket.c:258) [ 143.012596][ T4232] ___sys_sendmsg (net/socket.c:2767) [ 143.012599][ T4232] ? copy_msghdr_from_user (net/socket.c:2619) [ 143.012614][ T4232] __sys_sendmsg (net/socket.c:2799) [ 143.012617][ T4232] ? __sys_sendmsg_sock (net/socket.c:2780) [ 143.012623][ T4232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.012626][ T4232] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 143.012629][ T4232] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 143.012632][ T4232] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.012634][ T4232] RIP: 0033:0x7f3c5482f54e [ 143.012638][ T4232] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 143.012640][ T4232] RSP: 002b:00007ffe51e25bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 143.012643][ T4232] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3c5482f54e [ 143.012644][ T4232] RDX: 0000000000000000 RSI: 00007ffe51e25c80 RDI: 0000000000000005 [ 143.012645][ T4232] RBP: 00007ffe51e25be0 R08: 0000000000000000 R09: 0000000000000000 [ 143.012646][ T4232] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9139a9 [ 143.012647][ T4232] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe51e26340 | [ 147.265318][ T70] softirqs last disabled at (4516302): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 147.265325][ T70] Preemption disabled at: | [ 147.265326][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 147.265337][ T70] Tainted: [W]=WARN [ 147.265338][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.265340][ T70] Workqueue: netns cleanup_net [ 147.265345][ T70] Call Trace: [ 147.265347][ T70] [ 147.265350][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 147.265357][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 147.265360][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 147.265366][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 147.265372][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 147.265379][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 147.265382][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 147.265393][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 147.265397][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 147.265403][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 147.265407][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 147.265409][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 147.265415][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 147.265419][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 147.265428][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 147.265433][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 147.265443][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 147.265449][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.265457][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 147.265464][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 147.265472][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 147.265477][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.265481][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 147.265488][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 147.265495][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 147.265498][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 147.265508][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 147.265513][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 147.265516][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.265519][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 147.265526][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 147.265528][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 147.265534][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 147.265539][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 147.265541][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 147.265544][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 147.265547][ T70] ? kthread (kernel/kthread.c:436) [ 147.265550][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 147.265558][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 147.265566][ T70] _printk (kernel/printk/printk.c:2504) [ 147.265571][ T70] ? snapshot_read.cold (user.c:?) [ 147.265579][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 147.265585][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 147.265592][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 147.265596][ T70] ? netdev_notice (net/core/dev.c:13194) [ 147.265604][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.265607][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 147.265612][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 147.265615][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 147.265619][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 147.265627][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 147.265632][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 147.265642][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 147.265649][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 147.265654][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 147.265660][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 147.265666][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 147.265668][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 147.265673][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 147.265681][ T70] cleanup_net (net/core/net_namespace.c:706) [ 147.265687][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 147.265693][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 147.265697][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.265703][ T70] process_one_work (kernel/workqueue.c:3387) [ 147.265715][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 147.265720][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 147.265734][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 147.265742][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 147.265745][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 147.265750][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 147.265754][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 147.265758][ T70] kthread (kernel/kthread.c:436) [ 147.265760][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 147.265765][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 147.265770][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 147.265775][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 147.265781][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 147.265786][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 147.265791][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 151.114029][ T4434] softirqs last disabled at (41570): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 151.114031][ T4434] Preemption disabled at: | [ 151.114032][ T4434] vprintk_emit (kernel/printk/printk.c:2471) | [ 151.114041][ T4434] Tainted: [W]=WARN [ 151.114042][ T4434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.114044][ T4434] Call Trace: [ 151.114045][ T4434] [ 151.114047][ T4434] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 151.114053][ T4434] ? vprintk_emit (kernel/printk/printk.c:2471) [ 151.114055][ T4434] __might_resched.cold (kernel/sched/core.c:9234) [ 151.114059][ T4434] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 151.114063][ T4434] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 151.114068][ T4434] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 151.114070][ T4434] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 151.114076][ T4434] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 151.114079][ T4434] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 151.114083][ T4434] put_chars (drivers/char/virtio_console.c:1176) [ 151.114086][ T4434] ? __send_to_port (drivers/char/virtio_console.c:654) [ 151.114087][ T4434] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 151.114091][ T4434] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 151.114096][ T4434] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 151.114104][ T4434] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 151.114107][ T4434] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.114109][ T4434] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.114113][ T4434] console_emit_next_record (kernel/printk/printk.c:3183) [ 151.114117][ T4434] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 151.114120][ T4434] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 151.114123][ T4434] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.114125][ T4434] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.114129][ T4434] console_flush_one_record (kernel/printk/printk.c:3268) [ 151.114134][ T4434] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 151.114135][ T4434] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 151.114141][ T4434] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 151.114144][ T4434] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 151.114146][ T4434] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.114148][ T4434] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 151.114152][ T4434] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 151.114154][ T4434] ? vprintk_emit (kernel/printk/printk.c:2478) [ 151.114156][ T4434] vprintk_emit (kernel/printk/printk.c:2479) [ 151.114160][ T4434] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 151.114161][ T4434] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 151.114164][ T4434] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 151.114168][ T4434] _printk (kernel/printk/printk.c:2504) [ 151.114172][ T4434] ? snapshot_read.cold (user.c:?) [ 151.114176][ T4434] ? br_multicast_flood (??:?) [ 151.114179][ T4434] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 151.114181][ T4434] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 151.114182][ T4434] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 151.114187][ T4434] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 151.114191][ T4434] br_init_port (net/bridge/br_stp_if.c:39) [ 151.114194][ T4434] new_nbp (net/bridge/br_if.c:449) [ 151.114198][ T4434] br_add_if (net/bridge/br_if.c:592) [ 151.114200][ T4434] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 151.114204][ T4434] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 151.114210][ T4434] do_set_master (net/core/rtnetlink.c:3071) [ 151.114213][ T4434] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 151.114217][ T4434] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 151.114220][ T4434] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 151.114222][ T4434] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 151.114224][ T4434] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 151.114228][ T4434] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 151.114230][ T4434] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 151.114232][ T4434] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 151.114234][ T4434] ? kasan_save_stack (mm/kasan/common.c:58) [ 151.114237][ T4434] ? kasan_save_stack (mm/kasan/common.c:57) [ 151.114238][ T4434] ? kasan_save_track (mm/kasan/common.c:78) [ 151.114240][ T4434] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 151.114242][ T4434] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 151.114244][ T4434] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 151.114247][ T4434] ? ___sys_sendmsg (net/socket.c:2758) [ 151.114251][ T4434] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 151.114253][ T4434] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 151.114256][ T4434] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.114258][ T4434] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.114259][ T4434] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.114260][ T4434] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.114262][ T4434] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 151.114264][ T4434] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 151.114267][ T4434] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 151.114269][ T4434] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 151.114273][ T4434] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 151.114274][ T4434] ? nla_get_range_signed (lib/nlattr.c:270) [ 151.114279][ T4434] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.114281][ T4434] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 151.114287][ T4434] rtnl_newlink (net/core/rtnetlink.c:4215) [ 151.114292][ T4434] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 151.114294][ T4434] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 151.114299][ T4434] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 151.114301][ T4434] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 151.114303][ T4434] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 151.114305][ T4434] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 151.114309][ T4434] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 151.114311][ T4434] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 151.114315][ T4434] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.114316][ T4434] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 151.114321][ T4434] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 151.114323][ T4434] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 151.114326][ T4434] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 151.114330][ T4434] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.114333][ T4434] ? netlink_ack (./include/linux/skbuff.h:2718) [ 151.114340][ T4434] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 151.114342][ T4434] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 151.114346][ T4434] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 151.114351][ T4434] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 151.114353][ T4434] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 151.114358][ T4434] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 151.114362][ T4434] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 151.114366][ T4434] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 151.114368][ T4434] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 151.114373][ T4434] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 151.114376][ T4434] ____sys_sendmsg (net/socket.c:2713) [ 151.114378][ T4434] ? copy_msghdr_from_user (net/socket.c:2650) [ 151.114381][ T4434] ? sock_write_iter (net/socket.c:1269) [ 151.114382][ T4434] ? move_addr_to_kernel (net/socket.c:258) [ 151.114390][ T4434] ___sys_sendmsg (net/socket.c:2767) [ 151.114393][ T4434] ? copy_msghdr_from_user (net/socket.c:2619) [ 151.114410][ T4434] __sys_sendmsg (net/socket.c:2799) [ 151.114413][ T4434] ? __sys_sendmsg_sock (net/socket.c:2780) [ 151.114420][ T4434] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.114423][ T4434] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 151.114426][ T4434] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 151.114429][ T4434] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.114431][ T4434] RIP: 0033:0x7f7f3caf454e [ 151.114435][ T4434] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 151.114437][ T4434] RSP: 002b:00007ffdb636a5d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 151.114440][ T4434] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7f3caf454e [ 151.114442][ T4434] RDX: 0000000000000000 RSI: 00007ffdb636a680 RDI: 0000000000000005 [ 151.114443][ T4434] RBP: 00007ffdb636a5e0 R08: 0000000000000000 R09: 0000000000000000 [ 151.114443][ T4434] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9139b1 [ 151.114444][ T4434] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdb636ad40 | [ 155.657208][ T70] softirqs last disabled at (4754330): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 155.657212][ T70] Preemption disabled at: | [ 155.657213][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 155.657221][ T70] Tainted: [W]=WARN [ 155.657222][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.657223][ T70] Workqueue: netns cleanup_net [ 155.657227][ T70] Call Trace: [ 155.657228][ T70] [ 155.657231][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 155.657237][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 155.657238][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 155.657243][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 155.657247][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 155.657251][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 155.657253][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 155.657260][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 155.657263][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 155.657267][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 155.657269][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 155.657271][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 155.657274][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 155.657277][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 155.657282][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 155.657286][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 155.657291][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 155.657295][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 155.657299][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 155.657304][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 155.657306][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 155.657309][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 155.657311][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 155.657315][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 155.657319][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 155.657321][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 155.657327][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 155.657330][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 155.657332][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 155.657334][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 155.657337][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 155.657339][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 155.657342][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 155.657345][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 155.657347][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 155.657349][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 155.657350][ T70] ? kthread (kernel/kthread.c:436) [ 155.657353][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 155.657356][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 155.657361][ T70] _printk (kernel/printk/printk.c:2504) [ 155.657365][ T70] ? snapshot_read.cold (user.c:?) [ 155.657369][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 155.657373][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 155.657377][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 155.657380][ T70] ? netdev_notice (net/core/dev.c:13194) [ 155.657385][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 155.657386][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 155.657389][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 155.657391][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.657394][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 155.657398][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 155.657402][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 155.657408][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 155.657412][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 155.657415][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 155.657419][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 155.657423][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 155.657425][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 155.657428][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 155.657433][ T70] cleanup_net (net/core/net_namespace.c:706) [ 155.657436][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 155.657440][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 155.657442][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 155.657445][ T70] process_one_work (kernel/workqueue.c:3387) [ 155.657452][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 155.657455][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 155.657463][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 155.657467][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 155.657469][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 155.657472][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 155.657475][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 155.657477][ T70] kthread (kernel/kthread.c:436) [ 155.657479][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.657483][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 155.657486][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.657488][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 155.657492][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.657503][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 155.657506][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 159.880707][ T4648] softirqs last disabled at (39750): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 159.880710][ T4648] Preemption disabled at: | [ 159.880710][ T4648] vprintk_emit (kernel/printk/printk.c:2471) | [ 159.880719][ T4648] Tainted: [W]=WARN [ 159.880720][ T4648] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 159.880722][ T4648] Call Trace: [ 159.880723][ T4648] [ 159.880725][ T4648] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 159.880731][ T4648] ? vprintk_emit (kernel/printk/printk.c:2471) [ 159.880732][ T4648] __might_resched.cold (kernel/sched/core.c:9234) [ 159.880737][ T4648] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 159.880741][ T4648] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 159.880745][ T4648] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 159.880747][ T4648] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 159.880754][ T4648] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 159.880757][ T4648] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 159.880760][ T4648] put_chars (drivers/char/virtio_console.c:1176) [ 159.880763][ T4648] ? __send_to_port (drivers/char/virtio_console.c:654) [ 159.880764][ T4648] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 159.880768][ T4648] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 159.880773][ T4648] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 159.880781][ T4648] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 159.880784][ T4648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.880786][ T4648] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 159.880790][ T4648] console_emit_next_record (kernel/printk/printk.c:3183) [ 159.880794][ T4648] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 159.880796][ T4648] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 159.880799][ T4648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.880801][ T4648] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 159.880805][ T4648] console_flush_one_record (kernel/printk/printk.c:3268) [ 159.880809][ T4648] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 159.880811][ T4648] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 159.880816][ T4648] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 159.880819][ T4648] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 159.880821][ T4648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.880823][ T4648] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 159.880826][ T4648] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 159.880828][ T4648] ? vprintk_emit (kernel/printk/printk.c:2478) [ 159.880831][ T4648] vprintk_emit (kernel/printk/printk.c:2479) [ 159.880834][ T4648] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 159.880836][ T4648] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 159.880839][ T4648] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 159.880842][ T4648] _printk (kernel/printk/printk.c:2504) [ 159.880846][ T4648] ? snapshot_read.cold (user.c:?) [ 159.880849][ T4648] ? br_multicast_flood (??:?) [ 159.880853][ T4648] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 159.880854][ T4648] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 159.880855][ T4648] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 159.880860][ T4648] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 159.880864][ T4648] br_init_port (net/bridge/br_stp_if.c:39) [ 159.880866][ T4648] new_nbp (net/bridge/br_if.c:449) [ 159.880870][ T4648] br_add_if (net/bridge/br_if.c:592) [ 159.880873][ T4648] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 159.880876][ T4648] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 159.880882][ T4648] do_set_master (net/core/rtnetlink.c:3071) [ 159.880886][ T4648] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 159.880889][ T4648] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 159.880893][ T4648] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 159.880894][ T4648] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 159.880897][ T4648] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 159.880900][ T4648] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 159.880902][ T4648] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 159.880904][ T4648] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 159.880906][ T4648] ? kasan_save_stack (mm/kasan/common.c:58) [ 159.880909][ T4648] ? kasan_save_stack (mm/kasan/common.c:57) [ 159.880910][ T4648] ? kasan_save_track (mm/kasan/common.c:78) [ 159.880911][ T4648] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 159.880913][ T4648] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 159.880915][ T4648] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 159.880918][ T4648] ? ___sys_sendmsg (net/socket.c:2758) [ 159.880922][ T4648] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 159.880924][ T4648] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 159.880927][ T4648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.880928][ T4648] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 159.880930][ T4648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.880931][ T4648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.880933][ T4648] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 159.880935][ T4648] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 159.880938][ T4648] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 159.880940][ T4648] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 159.880943][ T4648] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 159.880944][ T4648] ? nla_get_range_signed (lib/nlattr.c:270) [ 159.880949][ T4648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.880951][ T4648] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 159.880957][ T4648] rtnl_newlink (net/core/rtnetlink.c:4215) [ 159.880962][ T4648] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 159.880964][ T4648] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 159.880968][ T4648] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 159.880970][ T4648] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 159.880972][ T4648] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 159.880974][ T4648] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 159.880978][ T4648] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 159.880980][ T4648] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 159.880983][ T4648] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 159.880984][ T4648] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 159.880989][ T4648] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 159.880991][ T4648] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 159.880994][ T4648] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 159.880997][ T4648] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 159.881000][ T4648] ? netlink_ack (./include/linux/skbuff.h:2718) [ 159.881007][ T4648] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 159.881009][ T4648] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 159.881013][ T4648] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 159.881018][ T4648] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 159.881020][ T4648] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 159.881025][ T4648] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 159.881028][ T4648] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 159.881032][ T4648] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 159.881034][ T4648] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 159.881039][ T4648] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 159.881042][ T4648] ____sys_sendmsg (net/socket.c:2713) [ 159.881044][ T4648] ? copy_msghdr_from_user (net/socket.c:2650) [ 159.881046][ T4648] ? sock_write_iter (net/socket.c:1269) [ 159.881048][ T4648] ? move_addr_to_kernel (net/socket.c:258) [ 159.881055][ T4648] ___sys_sendmsg (net/socket.c:2767) [ 159.881058][ T4648] ? copy_msghdr_from_user (net/socket.c:2619) [ 159.881075][ T4648] __sys_sendmsg (net/socket.c:2799) [ 159.881077][ T4648] ? __sys_sendmsg_sock (net/socket.c:2780) [ 159.881084][ T4648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.881087][ T4648] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 159.881090][ T4648] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 159.881093][ T4648] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 159.881095][ T4648] RIP: 0033:0x7f90c43a754e [ 159.881099][ T4648] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 159.881101][ T4648] RSP: 002b:00007fff4defe6e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 159.881103][ T4648] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f90c43a754e [ 159.881105][ T4648] RDX: 0000000000000000 RSI: 00007fff4defe790 RDI: 0000000000000005 [ 159.881106][ T4648] RBP: 00007fff4defe6f0 R08: 0000000000000000 R09: 0000000000000000 [ 159.881106][ T4648] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9139ba [ 159.881107][ T4648] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff4defee50 | [ 163.982970][ T70] softirqs last disabled at (4948304): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 163.982974][ T70] Preemption disabled at: | [ 163.982975][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 163.982984][ T70] Tainted: [W]=WARN [ 163.982985][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.982987][ T70] Workqueue: netns cleanup_net [ 163.982990][ T70] Call Trace: [ 163.982992][ T70] [ 163.982994][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 163.983000][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 163.983002][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 163.983007][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 163.983011][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 163.983016][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 163.983018][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 163.983025][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 163.983028][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 163.983032][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 163.983035][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 163.983036][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 163.983040][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 163.983043][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 163.983049][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 163.983053][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 163.983058][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 163.983062][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.983067][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 163.983071][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 163.983073][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 163.983077][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.983079][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.983083][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 163.983088][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 163.983090][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 163.983096][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 163.983099][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 163.983101][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.983102][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 163.983106][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 163.983108][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 163.983111][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 163.983115][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 163.983116][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 163.983118][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 163.983120][ T70] ? kthread (kernel/kthread.c:436) [ 163.983122][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 163.983126][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 163.983131][ T70] _printk (kernel/printk/printk.c:2504) [ 163.983134][ T70] ? snapshot_read.cold (user.c:?) [ 163.983139][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 163.983143][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 163.983148][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 163.983151][ T70] ? netdev_notice (net/core/dev.c:13194) [ 163.983155][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.983157][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 163.983160][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 163.983162][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 163.983164][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 163.983169][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 163.983172][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 163.983180][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 163.983184][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 163.983187][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 163.983191][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 163.983195][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 163.983197][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 163.983200][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 163.983205][ T70] cleanup_net (net/core/net_namespace.c:706) [ 163.983209][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 163.983213][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.983215][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.983219][ T70] process_one_work (kernel/workqueue.c:3387) [ 163.983226][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 163.983229][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 163.983237][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 163.983242][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 163.983244][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 163.983247][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 163.983250][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 163.983252][ T70] kthread (kernel/kthread.c:436) [ 163.983254][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.983258][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 163.983261][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.983264][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 163.983268][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.983271][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 163.983274][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 167.878627][ T4850] softirqs last disabled at (34792): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 167.878630][ T4850] Preemption disabled at: | [ 167.878630][ T4850] vprintk_emit (kernel/printk/printk.c:2471) | [ 167.878638][ T4850] Tainted: [W]=WARN [ 167.878639][ T4850] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.878641][ T4850] Call Trace: [ 167.878642][ T4850] [ 167.878644][ T4850] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 167.878650][ T4850] ? vprintk_emit (kernel/printk/printk.c:2471) [ 167.878651][ T4850] __might_resched.cold (kernel/sched/core.c:9234) [ 167.878656][ T4850] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 167.878660][ T4850] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 167.878664][ T4850] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 167.878666][ T4850] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 167.878672][ T4850] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 167.878675][ T4850] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 167.878679][ T4850] put_chars (drivers/char/virtio_console.c:1176) [ 167.878681][ T4850] ? __send_to_port (drivers/char/virtio_console.c:654) [ 167.878682][ T4850] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 167.878686][ T4850] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 167.878692][ T4850] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 167.878699][ T4850] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 167.878702][ T4850] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 167.878704][ T4850] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 167.878708][ T4850] console_emit_next_record (kernel/printk/printk.c:3183) [ 167.878712][ T4850] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 167.878714][ T4850] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 167.878717][ T4850] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 167.878719][ T4850] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 167.878723][ T4850] console_flush_one_record (kernel/printk/printk.c:3268) [ 167.878727][ T4850] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 167.878729][ T4850] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 167.878734][ T4850] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 167.878737][ T4850] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 167.878739][ T4850] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 167.878741][ T4850] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 167.878744][ T4850] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 167.878746][ T4850] ? vprintk_emit (kernel/printk/printk.c:2478) [ 167.878749][ T4850] vprintk_emit (kernel/printk/printk.c:2479) [ 167.878752][ T4850] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 167.878754][ T4850] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 167.878757][ T4850] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 167.878760][ T4850] _printk (kernel/printk/printk.c:2504) [ 167.878764][ T4850] ? snapshot_read.cold (user.c:?) [ 167.878768][ T4850] ? br_multicast_flood (??:?) [ 167.878771][ T4850] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 167.878772][ T4850] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 167.878774][ T4850] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 167.878778][ T4850] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 167.878782][ T4850] br_init_port (net/bridge/br_stp_if.c:39) [ 167.878785][ T4850] new_nbp (net/bridge/br_if.c:449) [ 167.878788][ T4850] br_add_if (net/bridge/br_if.c:592) [ 167.878791][ T4850] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 167.878795][ T4850] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 167.878800][ T4850] do_set_master (net/core/rtnetlink.c:3071) [ 167.878804][ T4850] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 167.878807][ T4850] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 167.878810][ T4850] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 167.878811][ T4850] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 167.878814][ T4850] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 167.878817][ T4850] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 167.878819][ T4850] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 167.878821][ T4850] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 167.878824][ T4850] ? kasan_save_stack (mm/kasan/common.c:58) [ 167.878826][ T4850] ? kasan_save_stack (mm/kasan/common.c:57) [ 167.878828][ T4850] ? kasan_save_track (mm/kasan/common.c:78) [ 167.878829][ T4850] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 167.878832][ T4850] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 167.878834][ T4850] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 167.878836][ T4850] ? ___sys_sendmsg (net/socket.c:2758) [ 167.878840][ T4850] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 167.878842][ T4850] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 167.878845][ T4850] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 167.878847][ T4850] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 167.878848][ T4850] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 167.878849][ T4850] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 167.878851][ T4850] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 167.878853][ T4850] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 167.878856][ T4850] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 167.878858][ T4850] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 167.878861][ T4850] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 167.878862][ T4850] ? nla_get_range_signed (lib/nlattr.c:270) [ 167.878867][ T4850] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 167.878869][ T4850] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 167.878875][ T4850] rtnl_newlink (net/core/rtnetlink.c:4215) [ 167.878880][ T4850] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 167.878882][ T4850] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 167.878886][ T4850] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 167.878888][ T4850] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 167.878891][ T4850] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 167.878892][ T4850] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 167.878896][ T4850] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 167.878898][ T4850] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 167.878901][ T4850] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 167.878903][ T4850] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 167.878907][ T4850] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 167.878909][ T4850] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 167.878912][ T4850] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 167.878915][ T4850] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 167.878918][ T4850] ? netlink_ack (./include/linux/skbuff.h:2718) [ 167.878925][ T4850] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 167.878927][ T4850] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 167.878931][ T4850] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 167.878935][ T4850] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 167.878938][ T4850] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 167.878942][ T4850] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 167.878946][ T4850] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 167.878950][ T4850] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 167.878952][ T4850] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 167.878957][ T4850] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 167.878960][ T4850] ____sys_sendmsg (net/socket.c:2713) [ 167.878962][ T4850] ? copy_msghdr_from_user (net/socket.c:2650) [ 167.878965][ T4850] ? sock_write_iter (net/socket.c:1269) [ 167.878966][ T4850] ? move_addr_to_kernel (net/socket.c:258) [ 167.878974][ T4850] ___sys_sendmsg (net/socket.c:2767) [ 167.878976][ T4850] ? copy_msghdr_from_user (net/socket.c:2619) [ 167.878993][ T4850] __sys_sendmsg (net/socket.c:2799) [ 167.878995][ T4850] ? __sys_sendmsg_sock (net/socket.c:2780) [ 167.879002][ T4850] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 167.879005][ T4850] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 167.879008][ T4850] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 167.879011][ T4850] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 167.879013][ T4850] RIP: 0033:0x7ff25cab854e [ 167.879017][ T4850] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 167.879018][ T4850] RSP: 002b:00007fffcd4ecc40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 167.879021][ T4850] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff25cab854e [ 167.879023][ T4850] RDX: 0000000000000000 RSI: 00007fffcd4eccf0 RDI: 0000000000000005 [ 167.879023][ T4850] RBP: 00007fffcd4ecc50 R08: 0000000000000000 R09: 0000000000000000 [ 167.879024][ T4850] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9139c2 [ 167.879025][ T4850] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffcd4ed3b0 | [ 172.113059][ T70] softirqs last disabled at (5188128): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 172.113063][ T70] Preemption disabled at: | [ 172.113064][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 172.113072][ T70] Tainted: [W]=WARN [ 172.113073][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 172.113075][ T70] Workqueue: netns cleanup_net [ 172.113078][ T70] Call Trace: [ 172.113080][ T70] [ 172.113082][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 172.113088][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 172.113090][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 172.113094][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 172.113098][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 172.113103][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 172.113105][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 172.113112][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 172.113114][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 172.113118][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 172.113121][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 172.113122][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 172.113126][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 172.113129][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 172.113134][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 172.113138][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 172.113143][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 172.113147][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 172.113152][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 172.113156][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 172.113158][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 172.113161][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 172.113163][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 172.113167][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 172.113172][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 172.113174][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 172.113179][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 172.113182][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 172.113184][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 172.113186][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 172.113190][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 172.113192][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 172.113194][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 172.113198][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 172.113199][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 172.113201][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 172.113203][ T70] ? kthread (kernel/kthread.c:436) [ 172.113205][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 172.113208][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 172.113213][ T70] _printk (kernel/printk/printk.c:2504) [ 172.113217][ T70] ? snapshot_read.cold (user.c:?) [ 172.113221][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 172.113225][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 172.113229][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 172.113232][ T70] ? netdev_notice (net/core/dev.c:13194) [ 172.113237][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 172.113238][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 172.113241][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 172.113243][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 172.113245][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 172.113250][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 172.113253][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 172.113260][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 172.113264][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 172.113267][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 172.113271][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 172.113275][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 172.113276][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 172.113280][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 172.113285][ T70] cleanup_net (net/core/net_namespace.c:706) [ 172.113288][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 172.113292][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 172.113294][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 172.113297][ T70] process_one_work (kernel/workqueue.c:3387) [ 172.113304][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 172.113308][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 172.113316][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 172.113320][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 172.113322][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 172.113325][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 172.113328][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 172.113330][ T70] kthread (kernel/kthread.c:436) [ 172.113332][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 172.113335][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 172.113338][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 172.113341][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 172.113345][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 172.113348][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 172.113351][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 176.172022][ T5064] softirqs last disabled at (40207): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 176.172024][ T5064] Preemption disabled at: | [ 176.172025][ T5064] vprintk_emit (kernel/printk/printk.c:2471) | [ 176.172033][ T5064] Tainted: [W]=WARN [ 176.172035][ T5064] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 176.172037][ T5064] Call Trace: [ 176.172038][ T5064] [ 176.172040][ T5064] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 176.172046][ T5064] ? vprintk_emit (kernel/printk/printk.c:2471) [ 176.172047][ T5064] __might_resched.cold (kernel/sched/core.c:9234) [ 176.172052][ T5064] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 176.172056][ T5064] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 176.172060][ T5064] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 176.172062][ T5064] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 176.172069][ T5064] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 176.172072][ T5064] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 176.172075][ T5064] put_chars (drivers/char/virtio_console.c:1176) [ 176.172078][ T5064] ? __send_to_port (drivers/char/virtio_console.c:654) [ 176.172079][ T5064] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 176.172082][ T5064] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 176.172088][ T5064] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 176.172095][ T5064] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 176.172098][ T5064] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 176.172100][ T5064] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 176.172104][ T5064] console_emit_next_record (kernel/printk/printk.c:3183) [ 176.172108][ T5064] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 176.172110][ T5064] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 176.172113][ T5064] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 176.172115][ T5064] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 176.172119][ T5064] console_flush_one_record (kernel/printk/printk.c:3268) [ 176.172123][ T5064] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 176.172125][ T5064] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 176.172130][ T5064] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 176.172133][ T5064] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 176.172135][ T5064] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 176.172136][ T5064] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 176.172140][ T5064] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 176.172142][ T5064] ? vprintk_emit (kernel/printk/printk.c:2478) [ 176.172144][ T5064] vprintk_emit (kernel/printk/printk.c:2479) [ 176.172147][ T5064] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 176.172149][ T5064] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 176.172152][ T5064] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 176.172155][ T5064] _printk (kernel/printk/printk.c:2504) [ 176.172159][ T5064] ? snapshot_read.cold (user.c:?) [ 176.172163][ T5064] ? br_multicast_flood (??:?) [ 176.172166][ T5064] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 176.172168][ T5064] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 176.172169][ T5064] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 176.172173][ T5064] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 176.172177][ T5064] br_init_port (net/bridge/br_stp_if.c:39) [ 176.172180][ T5064] new_nbp (net/bridge/br_if.c:449) [ 176.172183][ T5064] br_add_if (net/bridge/br_if.c:592) [ 176.172186][ T5064] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 176.172190][ T5064] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 176.172195][ T5064] do_set_master (net/core/rtnetlink.c:3071) [ 176.172198][ T5064] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 176.172201][ T5064] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 176.172205][ T5064] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 176.172206][ T5064] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 176.172209][ T5064] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 176.172212][ T5064] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 176.172214][ T5064] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 176.172216][ T5064] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 176.172218][ T5064] ? kasan_save_stack (mm/kasan/common.c:58) [ 176.172221][ T5064] ? kasan_save_stack (mm/kasan/common.c:57) [ 176.172222][ T5064] ? kasan_save_track (mm/kasan/common.c:78) [ 176.172223][ T5064] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 176.172226][ T5064] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 176.172228][ T5064] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 176.172231][ T5064] ? ___sys_sendmsg (net/socket.c:2758) [ 176.172235][ T5064] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 176.172237][ T5064] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 176.172240][ T5064] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 176.172241][ T5064] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 176.172243][ T5064] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 176.172244][ T5064] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 176.172246][ T5064] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 176.172248][ T5064] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 176.172250][ T5064] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 176.172252][ T5064] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 176.172256][ T5064] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 176.172257][ T5064] ? nla_get_range_signed (lib/nlattr.c:270) [ 176.172262][ T5064] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 176.172264][ T5064] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 176.172269][ T5064] rtnl_newlink (net/core/rtnetlink.c:4215) [ 176.172274][ T5064] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 176.172276][ T5064] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 176.172280][ T5064] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 176.172282][ T5064] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 176.172285][ T5064] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 176.172287][ T5064] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 176.172290][ T5064] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 176.172292][ T5064] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 176.172295][ T5064] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 176.172297][ T5064] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 176.172301][ T5064] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 176.172303][ T5064] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 176.172306][ T5064] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 176.172309][ T5064] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 176.172312][ T5064] ? netlink_ack (./include/linux/skbuff.h:2718) [ 176.172319][ T5064] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 176.172321][ T5064] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 176.172325][ T5064] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 176.172329][ T5064] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 176.172332][ T5064] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 176.172336][ T5064] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 176.172340][ T5064] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 176.172344][ T5064] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 176.172345][ T5064] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 176.172351][ T5064] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 176.172353][ T5064] ____sys_sendmsg (net/socket.c:2713) [ 176.172356][ T5064] ? copy_msghdr_from_user (net/socket.c:2650) [ 176.172358][ T5064] ? sock_write_iter (net/socket.c:1269) [ 176.172359][ T5064] ? move_addr_to_kernel (net/socket.c:258) [ 176.172367][ T5064] ___sys_sendmsg (net/socket.c:2767) [ 176.172370][ T5064] ? copy_msghdr_from_user (net/socket.c:2619) [ 176.172385][ T5064] __sys_sendmsg (net/socket.c:2799) [ 176.172388][ T5064] ? __sys_sendmsg_sock (net/socket.c:2780) [ 176.172394][ T5064] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 176.172397][ T5064] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 176.172400][ T5064] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 176.172403][ T5064] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 176.172405][ T5064] RIP: 0033:0x7fdb1112b54e [ 176.172409][ T5064] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 176.172411][ T5064] RSP: 002b:00007fffc6687cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 176.172414][ T5064] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdb1112b54e [ 176.172415][ T5064] RDX: 0000000000000000 RSI: 00007fffc6687da0 RDI: 0000000000000005 [ 176.172416][ T5064] RBP: 00007fffc6687d00 R08: 0000000000000000 R09: 0000000000000000 [ 176.172417][ T5064] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9139ca [ 176.172418][ T5064] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffc6688460 | [ 180.325572][ T70] softirqs last disabled at (5402074): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 180.325579][ T70] Preemption disabled at: | [ 180.325580][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 180.325597][ T70] Tainted: [W]=WARN [ 180.325598][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 180.325601][ T70] Workqueue: netns cleanup_net [ 180.325605][ T70] Call Trace: [ 180.325608][ T70] [ 180.325610][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 180.325618][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 180.325621][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 180.325627][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 180.325633][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 180.325639][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 180.325643][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 180.325653][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 180.325656][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 180.325662][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 180.325667][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 180.325669][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 180.325674][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 180.325678][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 180.325687][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 180.325692][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 180.325702][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 180.325708][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.325716][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 180.325723][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 180.325726][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 180.325731][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.325735][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 180.325742][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 180.325750][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 180.325753][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 180.325762][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 180.325767][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 180.325770][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.325773][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 180.325780][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 180.325783][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 180.325788][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 180.325794][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 180.325796][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 180.325799][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 180.325802][ T70] ? kthread (kernel/kthread.c:436) [ 180.325805][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 180.325809][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 180.325817][ T70] _printk (kernel/printk/printk.c:2504) [ 180.325822][ T70] ? snapshot_read.cold (user.c:?) [ 180.325831][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 180.325836][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 180.325843][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 180.325848][ T70] ? netdev_notice (net/core/dev.c:13194) [ 180.325855][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.325859][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 180.325863][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 180.325867][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 180.325871][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 180.325879][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 180.325884][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 180.325894][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 180.325901][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 180.325906][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 180.325913][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 180.325918][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 180.325920][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 180.325926][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 180.325934][ T70] cleanup_net (net/core/net_namespace.c:706) [ 180.325939][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 180.325946][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 180.325950][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.325956][ T70] process_one_work (kernel/workqueue.c:3387) [ 180.325968][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 180.325973][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 180.325988][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 180.325995][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 180.325998][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 180.326003][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 180.326008][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 180.326011][ T70] kthread (kernel/kthread.c:436) [ 180.326014][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 180.326018][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 180.326023][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 180.326028][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 180.326034][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 180.326039][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 180.326044][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 184.087665][ T5266] softirqs last disabled at (48740): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 184.087667][ T5266] Preemption disabled at: | [ 184.087668][ T5266] vprintk_emit (kernel/printk/printk.c:2471) | [ 184.087676][ T5266] Tainted: [W]=WARN [ 184.087677][ T5266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 184.087679][ T5266] Call Trace: [ 184.087681][ T5266] [ 184.087682][ T5266] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 184.087688][ T5266] ? vprintk_emit (kernel/printk/printk.c:2471) [ 184.087690][ T5266] __might_resched.cold (kernel/sched/core.c:9234) [ 184.087694][ T5266] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 184.087699][ T5266] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 184.087704][ T5266] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 184.087706][ T5266] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 184.087712][ T5266] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 184.087715][ T5266] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 184.087719][ T5266] put_chars (drivers/char/virtio_console.c:1176) [ 184.087722][ T5266] ? __send_to_port (drivers/char/virtio_console.c:654) [ 184.087723][ T5266] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 184.087726][ T5266] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 184.087732][ T5266] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 184.087740][ T5266] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 184.087742][ T5266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.087744][ T5266] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 184.087748][ T5266] console_emit_next_record (kernel/printk/printk.c:3183) [ 184.087752][ T5266] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 184.087754][ T5266] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 184.087758][ T5266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.087759][ T5266] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 184.087763][ T5266] console_flush_one_record (kernel/printk/printk.c:3268) [ 184.087768][ T5266] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 184.087770][ T5266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 184.087775][ T5266] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 184.087778][ T5266] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 184.087780][ T5266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.087781][ T5266] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 184.087785][ T5266] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 184.087787][ T5266] ? vprintk_emit (kernel/printk/printk.c:2478) [ 184.087790][ T5266] vprintk_emit (kernel/printk/printk.c:2479) [ 184.087793][ T5266] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 184.087795][ T5266] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 184.087797][ T5266] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 184.087801][ T5266] _printk (kernel/printk/printk.c:2504) [ 184.087805][ T5266] ? snapshot_read.cold (user.c:?) [ 184.087808][ T5266] ? br_multicast_flood (??:?) [ 184.087812][ T5266] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 184.087813][ T5266] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 184.087814][ T5266] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 184.087819][ T5266] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 184.087823][ T5266] br_init_port (net/bridge/br_stp_if.c:39) [ 184.087826][ T5266] new_nbp (net/bridge/br_if.c:449) [ 184.087830][ T5266] br_add_if (net/bridge/br_if.c:592) [ 184.087832][ T5266] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 184.087836][ T5266] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 184.087841][ T5266] do_set_master (net/core/rtnetlink.c:3071) [ 184.087845][ T5266] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 184.087848][ T5266] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 184.087852][ T5266] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 184.087853][ T5266] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 184.087856][ T5266] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 184.087860][ T5266] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 184.087862][ T5266] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 184.087863][ T5266] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 184.087866][ T5266] ? kasan_save_stack (mm/kasan/common.c:58) [ 184.087868][ T5266] ? kasan_save_stack (mm/kasan/common.c:57) [ 184.087869][ T5266] ? kasan_save_track (mm/kasan/common.c:78) [ 184.087871][ T5266] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 184.087873][ T5266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 184.087875][ T5266] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 184.087878][ T5266] ? ___sys_sendmsg (net/socket.c:2758) [ 184.087881][ T5266] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 184.087883][ T5266] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 184.087886][ T5266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.087888][ T5266] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 184.087889][ T5266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.087891][ T5266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.087892][ T5266] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 184.087895][ T5266] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 184.087897][ T5266] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 184.087899][ T5266] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 184.087902][ T5266] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 184.087904][ T5266] ? nla_get_range_signed (lib/nlattr.c:270) [ 184.087909][ T5266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.087911][ T5266] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 184.087916][ T5266] rtnl_newlink (net/core/rtnetlink.c:4215) [ 184.087921][ T5266] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 184.087923][ T5266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 184.087928][ T5266] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 184.087930][ T5266] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 184.087932][ T5266] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 184.087934][ T5266] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 184.087938][ T5266] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 184.087940][ T5266] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 184.087943][ T5266] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 184.087944][ T5266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 184.087949][ T5266] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 184.087951][ T5266] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 184.087954][ T5266] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 184.087957][ T5266] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 184.087960][ T5266] ? netlink_ack (./include/linux/skbuff.h:2718) [ 184.087967][ T5266] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 184.087969][ T5266] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 184.087974][ T5266] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 184.087978][ T5266] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 184.087980][ T5266] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 184.087985][ T5266] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 184.087989][ T5266] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 184.087992][ T5266] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 184.087994][ T5266] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 184.087999][ T5266] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 184.088002][ T5266] ____sys_sendmsg (net/socket.c:2713) [ 184.088004][ T5266] ? copy_msghdr_from_user (net/socket.c:2650) [ 184.088007][ T5266] ? sock_write_iter (net/socket.c:1269) [ 184.088008][ T5266] ? move_addr_to_kernel (net/socket.c:258) [ 184.088016][ T5266] ___sys_sendmsg (net/socket.c:2767) [ 184.088019][ T5266] ? copy_msghdr_from_user (net/socket.c:2619) [ 184.088035][ T5266] __sys_sendmsg (net/socket.c:2799) [ 184.088038][ T5266] ? __sys_sendmsg_sock (net/socket.c:2780) [ 184.088044][ T5266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.088047][ T5266] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 184.088050][ T5266] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 184.088053][ T5266] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 184.088055][ T5266] RIP: 0033:0x7fd3298d554e [ 184.088059][ T5266] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 184.088061][ T5266] RSP: 002b:00007ffe546bac40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 184.088064][ T5266] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd3298d554e [ 184.088065][ T5266] RDX: 0000000000000000 RSI: 00007ffe546bacf0 RDI: 0000000000000005 [ 184.088066][ T5266] RBP: 00007ffe546bac50 R08: 0000000000000000 R09: 0000000000000000 [ 184.088067][ T5266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9139d2 [ 184.088068][ T5266] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe546bb3b0 | [ 188.160544][ T70] softirqs last disabled at (5620326): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 188.160548][ T70] Preemption disabled at: | [ 188.160548][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 188.160561][ T70] Tainted: [W]=WARN [ 188.160561][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 188.160563][ T70] Workqueue: netns cleanup_net [ 188.160566][ T70] Call Trace: [ 188.160568][ T70] [ 188.160570][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 188.160576][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 188.160577][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 188.160582][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 188.160586][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 188.160590][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 188.160592][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 188.160599][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 188.160602][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 188.160606][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 188.160608][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 188.160610][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 188.160620][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 188.160623][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 188.160628][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 188.160632][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 188.160637][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 188.160641][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.160646][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 188.160650][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 188.160652][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 188.160655][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.160657][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.160661][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 188.160665][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 188.160667][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 188.160673][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 188.160676][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 188.160677][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.160679][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 188.160683][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 188.160685][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 188.160688][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 188.160691][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 188.160692][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 188.160694][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 188.160696][ T70] ? kthread (kernel/kthread.c:436) [ 188.160698][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 188.160701][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 188.160706][ T70] _printk (kernel/printk/printk.c:2504) [ 188.160710][ T70] ? snapshot_read.cold (user.c:?) [ 188.160714][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 188.160718][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 188.160722][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 188.160725][ T70] ? netdev_notice (net/core/dev.c:13194) [ 188.160730][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.160731][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 188.160734][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 188.160736][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 188.160738][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 188.160742][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 188.160746][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 188.160753][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 188.160757][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 188.160760][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 188.160764][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 188.160768][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 188.160769][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 188.160772][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 188.160777][ T70] cleanup_net (net/core/net_namespace.c:706) [ 188.160780][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 188.160784][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.160786][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.160790][ T70] process_one_work (kernel/workqueue.c:3387) [ 188.160796][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 188.160799][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 188.160807][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 188.160811][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 188.160814][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 188.160816][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 188.160819][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 188.160821][ T70] kthread (kernel/kthread.c:436) [ 188.160823][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 188.160827][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 188.160830][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 188.160834][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 188.160837][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 188.160841][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 188.160844][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 192.216894][ T5481] softirqs last disabled at (43774): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 192.216898][ T5481] Preemption disabled at: | [ 192.216899][ T5481] vprintk_emit (kernel/printk/printk.c:2471) | [ 192.216911][ T5481] Tainted: [W]=WARN [ 192.216912][ T5481] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 192.216914][ T5481] Call Trace: [ 192.216916][ T5481] [ 192.216918][ T5481] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 192.216927][ T5481] ? vprintk_emit (kernel/printk/printk.c:2471) [ 192.216929][ T5481] __might_resched.cold (kernel/sched/core.c:9234) [ 192.216935][ T5481] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 192.216941][ T5481] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 192.216948][ T5481] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 192.216952][ T5481] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 192.216962][ T5481] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 192.216965][ T5481] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 192.216971][ T5481] put_chars (drivers/char/virtio_console.c:1176) [ 192.216976][ T5481] ? __send_to_port (drivers/char/virtio_console.c:654) [ 192.216978][ T5481] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 192.216983][ T5481] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 192.216992][ T5481] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 192.217005][ T5481] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 192.217009][ T5481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.217013][ T5481] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.217020][ T5481] console_emit_next_record (kernel/printk/printk.c:3183) [ 192.217026][ T5481] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 192.217029][ T5481] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 192.217035][ T5481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.217038][ T5481] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.217044][ T5481] console_flush_one_record (kernel/printk/printk.c:3268) [ 192.217052][ T5481] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 192.217054][ T5481] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 192.217064][ T5481] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 192.217069][ T5481] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 192.217071][ T5481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.217075][ T5481] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 192.217081][ T5481] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 192.217084][ T5481] ? vprintk_emit (kernel/printk/printk.c:2478) [ 192.217089][ T5481] vprintk_emit (kernel/printk/printk.c:2479) [ 192.217094][ T5481] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 192.217098][ T5481] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 192.217102][ T5481] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 192.217109][ T5481] _printk (kernel/printk/printk.c:2504) [ 192.217114][ T5481] ? snapshot_read.cold (user.c:?) [ 192.217120][ T5481] ? br_multicast_flood (??:?) [ 192.217125][ T5481] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 192.217127][ T5481] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 192.217129][ T5481] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 192.217137][ T5481] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 192.217144][ T5481] br_init_port (net/bridge/br_stp_if.c:39) [ 192.217148][ T5481] new_nbp (net/bridge/br_if.c:449) [ 192.217154][ T5481] br_add_if (net/bridge/br_if.c:592) [ 192.217158][ T5481] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 192.217163][ T5481] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 192.217171][ T5481] do_set_master (net/core/rtnetlink.c:3071) [ 192.217176][ T5481] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 192.217182][ T5481] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 192.217187][ T5481] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 192.217189][ T5481] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 192.217193][ T5481] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 192.217198][ T5481] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 192.217202][ T5481] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 192.217208][ T5481] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 192.217212][ T5481] ? kasan_save_stack (mm/kasan/common.c:58) [ 192.217216][ T5481] ? kasan_save_stack (mm/kasan/common.c:57) [ 192.217218][ T5481] ? kasan_save_track (mm/kasan/common.c:78) [ 192.217220][ T5481] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 192.217224][ T5481] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 192.217227][ T5481] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 192.217231][ T5481] ? ___sys_sendmsg (net/socket.c:2758) [ 192.217238][ T5481] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 192.217241][ T5481] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 192.217246][ T5481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.217249][ T5481] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.217251][ T5481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.217253][ T5481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.217256][ T5481] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 192.217260][ T5481] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 192.217264][ T5481] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 192.217267][ T5481] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 192.217273][ T5481] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 192.217276][ T5481] ? nla_get_range_signed (lib/nlattr.c:270) [ 192.217284][ T5481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.217288][ T5481] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 192.217298][ T5481] rtnl_newlink (net/core/rtnetlink.c:4215) [ 192.217308][ T5481] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 192.217311][ T5481] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 192.217319][ T5481] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 192.217322][ T5481] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 192.217325][ T5481] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 192.217329][ T5481] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 192.217335][ T5481] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 192.217339][ T5481] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 192.217344][ T5481] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 192.217347][ T5481] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 192.217355][ T5481] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 192.217358][ T5481] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 192.217364][ T5481] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 192.217368][ T5481] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 192.217374][ T5481] ? netlink_ack (./include/linux/skbuff.h:2718) [ 192.217385][ T5481] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 192.217388][ T5481] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 192.217396][ T5481] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 192.217403][ T5481] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 192.217407][ T5481] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 192.217414][ T5481] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 192.217420][ T5481] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 192.217427][ T5481] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 192.217430][ T5481] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 192.217438][ T5481] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 192.217443][ T5481] ____sys_sendmsg (net/socket.c:2713) [ 192.217447][ T5481] ? copy_msghdr_from_user (net/socket.c:2650) [ 192.217451][ T5481] ? sock_write_iter (net/socket.c:1269) [ 192.217453][ T5481] ? move_addr_to_kernel (net/socket.c:258) [ 192.217467][ T5481] ___sys_sendmsg (net/socket.c:2767) [ 192.217472][ T5481] ? copy_msghdr_from_user (net/socket.c:2619) [ 192.217502][ T5481] __sys_sendmsg (net/socket.c:2799) [ 192.217507][ T5481] ? __sys_sendmsg_sock (net/socket.c:2780) [ 192.217519][ T5481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.217524][ T5481] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 192.217528][ T5481] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 192.217533][ T5481] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 192.217537][ T5481] RIP: 0033:0x7f9e8d45754e [ 192.217542][ T5481] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 192.217545][ T5481] RSP: 002b:00007ffdfb35c9f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 192.217549][ T5481] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9e8d45754e [ 192.217551][ T5481] RDX: 0000000000000000 RSI: 00007ffdfb35caa0 RDI: 0000000000000005 [ 192.217552][ T5481] RBP: 00007ffdfb35ca00 R08: 0000000000000000 R09: 0000000000000000 [ 192.217554][ T5481] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9139da [ 192.217555][ T5481] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdfb35d160 | [ 196.596309][ T70] softirqs last disabled at (5813782): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 196.596313][ T70] Preemption disabled at: | [ 196.596314][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 196.596323][ T70] Tainted: [W]=WARN [ 196.596324][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 196.596326][ T70] Workqueue: netns cleanup_net [ 196.596329][ T70] Call Trace: [ 196.596331][ T70] [ 196.596333][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 196.596339][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 196.596341][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 196.596345][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 196.596350][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 196.596354][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 196.596356][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 196.596363][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 196.596366][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 196.596370][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 196.596373][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 196.596374][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 196.596378][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 196.596380][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 196.596385][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 196.596390][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 196.596395][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 196.596398][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.596404][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 196.596408][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 196.596410][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 196.596413][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.596415][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 196.596420][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 196.596424][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 196.596426][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 196.596432][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 196.596435][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 196.596437][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.596439][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 196.596443][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 196.596445][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 196.596447][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 196.596451][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 196.596452][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 196.596454][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 196.596456][ T70] ? kthread (kernel/kthread.c:436) [ 196.596459][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 196.596462][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 196.596466][ T70] _printk (kernel/printk/printk.c:2504) [ 196.596471][ T70] ? snapshot_read.cold (user.c:?) [ 196.596475][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 196.596479][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 196.596483][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 196.596486][ T70] ? netdev_notice (net/core/dev.c:13194) [ 196.596491][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.596493][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 196.596495][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 196.596497][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 196.596500][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 196.596504][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 196.596508][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 196.596515][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 196.596519][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 196.596522][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 196.596526][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 196.596530][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 196.596531][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 196.596535][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 196.596540][ T70] cleanup_net (net/core/net_namespace.c:706) [ 196.596543][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 196.596547][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 196.596549][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.596557][ T70] process_one_work (kernel/workqueue.c:3387) [ 196.596564][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 196.596567][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 196.596576][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 196.596580][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 196.596582][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 196.596585][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 196.596588][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 196.596590][ T70] kthread (kernel/kthread.c:436) [ 196.596592][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 196.596596][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 196.596599][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 196.596602][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 196.596605][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 196.596609][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 196.596612][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 200.230257][ T5683] softirqs last disabled at (37676): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 200.230259][ T5683] Preemption disabled at: | [ 200.230260][ T5683] vprintk_emit (kernel/printk/printk.c:2471) | [ 200.230269][ T5683] Tainted: [W]=WARN [ 200.230270][ T5683] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 200.230272][ T5683] Call Trace: [ 200.230273][ T5683] [ 200.230275][ T5683] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 200.230281][ T5683] ? vprintk_emit (kernel/printk/printk.c:2471) [ 200.230282][ T5683] __might_resched.cold (kernel/sched/core.c:9234) [ 200.230287][ T5683] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 200.230291][ T5683] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 200.230296][ T5683] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 200.230298][ T5683] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 200.230305][ T5683] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 200.230308][ T5683] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 200.230311][ T5683] put_chars (drivers/char/virtio_console.c:1176) [ 200.230314][ T5683] ? __send_to_port (drivers/char/virtio_console.c:654) [ 200.230315][ T5683] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 200.230319][ T5683] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 200.230325][ T5683] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 200.230333][ T5683] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 200.230335][ T5683] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.230337][ T5683] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 200.230342][ T5683] console_emit_next_record (kernel/printk/printk.c:3183) [ 200.230346][ T5683] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 200.230348][ T5683] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 200.230351][ T5683] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.230353][ T5683] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 200.230357][ T5683] console_flush_one_record (kernel/printk/printk.c:3268) [ 200.230361][ T5683] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 200.230363][ T5683] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 200.230369][ T5683] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 200.230372][ T5683] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 200.230374][ T5683] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.230375][ T5683] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 200.230379][ T5683] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 200.230381][ T5683] ? vprintk_emit (kernel/printk/printk.c:2478) [ 200.230384][ T5683] vprintk_emit (kernel/printk/printk.c:2479) [ 200.230387][ T5683] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 200.230389][ T5683] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 200.230392][ T5683] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 200.230395][ T5683] _printk (kernel/printk/printk.c:2504) [ 200.230399][ T5683] ? snapshot_read.cold (user.c:?) [ 200.230403][ T5683] ? br_multicast_flood (??:?) [ 200.230406][ T5683] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 200.230408][ T5683] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 200.230409][ T5683] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 200.230414][ T5683] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 200.230418][ T5683] br_init_port (net/bridge/br_stp_if.c:39) [ 200.230420][ T5683] new_nbp (net/bridge/br_if.c:449) [ 200.230424][ T5683] br_add_if (net/bridge/br_if.c:592) [ 200.230427][ T5683] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 200.230430][ T5683] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 200.230436][ T5683] do_set_master (net/core/rtnetlink.c:3071) [ 200.230440][ T5683] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 200.230443][ T5683] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 200.230447][ T5683] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 200.230448][ T5683] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 200.230451][ T5683] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 200.230454][ T5683] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 200.230456][ T5683] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 200.230458][ T5683] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 200.230461][ T5683] ? kasan_save_stack (mm/kasan/common.c:58) [ 200.230463][ T5683] ? kasan_save_stack (mm/kasan/common.c:57) [ 200.230464][ T5683] ? kasan_save_track (mm/kasan/common.c:78) [ 200.230466][ T5683] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 200.230468][ T5683] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 200.230470][ T5683] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 200.230473][ T5683] ? ___sys_sendmsg (net/socket.c:2758) [ 200.230477][ T5683] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 200.230479][ T5683] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 200.230482][ T5683] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.230483][ T5683] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 200.230485][ T5683] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.230486][ T5683] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.230488][ T5683] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 200.230490][ T5683] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 200.230493][ T5683] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 200.230495][ T5683] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 200.230498][ T5683] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 200.230499][ T5683] ? nla_get_range_signed (lib/nlattr.c:270) [ 200.230504][ T5683] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.230507][ T5683] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 200.230512][ T5683] rtnl_newlink (net/core/rtnetlink.c:4215) [ 200.230518][ T5683] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 200.230520][ T5683] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 200.230524][ T5683] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 200.230526][ T5683] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 200.230529][ T5683] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 200.230531][ T5683] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 200.230535][ T5683] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 200.230537][ T5683] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 200.230540][ T5683] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 200.230541][ T5683] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 200.230546][ T5683] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 200.230548][ T5683] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 200.230552][ T5683] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 200.230558][ T5683] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 200.230561][ T5683] ? netlink_ack (./include/linux/skbuff.h:2718) [ 200.230568][ T5683] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 200.230570][ T5683] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 200.230574][ T5683] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 200.230579][ T5683] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 200.230581][ T5683] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 200.230586][ T5683] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 200.230590][ T5683] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 200.230594][ T5683] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 200.230596][ T5683] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 200.230601][ T5683] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 200.230604][ T5683] ____sys_sendmsg (net/socket.c:2713) [ 200.230607][ T5683] ? copy_msghdr_from_user (net/socket.c:2650) [ 200.230609][ T5683] ? sock_write_iter (net/socket.c:1269) [ 200.230611][ T5683] ? move_addr_to_kernel (net/socket.c:258) [ 200.230618][ T5683] ___sys_sendmsg (net/socket.c:2767) [ 200.230621][ T5683] ? copy_msghdr_from_user (net/socket.c:2619) [ 200.230638][ T5683] __sys_sendmsg (net/socket.c:2799) [ 200.230641][ T5683] ? __sys_sendmsg_sock (net/socket.c:2780) [ 200.230648][ T5683] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.230651][ T5683] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 200.230660][ T5683] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 200.230663][ T5683] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 200.230665][ T5683] RIP: 0033:0x7fa3cbbe754e [ 200.230669][ T5683] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 200.230671][ T5683] RSP: 002b:00007ffe1f9fbfb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 200.230674][ T5683] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa3cbbe754e [ 200.230676][ T5683] RDX: 0000000000000000 RSI: 00007ffe1f9fc060 RDI: 0000000000000005 [ 200.230677][ T5683] RBP: 00007ffe1f9fbfc0 R08: 0000000000000000 R09: 0000000000000000 [ 200.230677][ T5683] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9139e2 [ 200.230678][ T5683] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe1f9fc720 | [ 204.582245][ T70] softirqs last disabled at (6072260): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 204.582249][ T70] Preemption disabled at: | [ 204.582250][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 204.582261][ T70] Tainted: [W]=WARN [ 204.582263][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 204.582265][ T70] Workqueue: netns cleanup_net [ 204.582269][ T70] Call Trace: [ 204.582272][ T70] [ 204.582274][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 204.582282][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 204.582285][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 204.582291][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 204.582297][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 204.582303][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 204.582307][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 204.582317][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 204.582320][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 204.582326][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 204.582331][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 204.582333][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 204.582338][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 204.582342][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 204.582351][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 204.582356][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 204.582366][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 204.582371][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.582380][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 204.582386][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 204.582389][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 204.582395][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.582398][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 204.582405][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 204.582413][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 204.582415][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 204.582425][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 204.582430][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 204.582433][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.582436][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 204.582443][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 204.582445][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 204.582451][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 204.582456][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 204.582459][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 204.582462][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 204.582464][ T70] ? kthread (kernel/kthread.c:436) [ 204.582467][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 204.582471][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 204.582479][ T70] _printk (kernel/printk/printk.c:2504) [ 204.582484][ T70] ? snapshot_read.cold (user.c:?) [ 204.582492][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 204.582498][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 204.582504][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 204.582509][ T70] ? netdev_notice (net/core/dev.c:13194) [ 204.582517][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.582520][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 204.582524][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 204.582528][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 204.582532][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 204.582539][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 204.582545][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 204.582550][ T70] ? __up_write (kernel/locking/rwsem.c:1415) [ 204.582557][ T70] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 204.582563][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 204.582570][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 204.582575][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 204.582582][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 204.582587][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 204.582589][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 204.582594][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 204.582602][ T70] cleanup_net (net/core/net_namespace.c:706) [ 204.582608][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 204.582615][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 204.582618][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.582624][ T70] process_one_work (kernel/workqueue.c:3387) [ 204.582636][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 204.582641][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 204.582655][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 204.582662][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 204.582666][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 204.582673][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 204.582678][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 204.582682][ T70] kthread (kernel/kthread.c:436) [ 204.582684][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 204.582689][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 204.582694][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 204.582699][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 204.582704][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 204.582710][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 204.582714][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 208.746021][ T5900] softirqs last disabled at (49361): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 208.746023][ T5900] Preemption disabled at: | [ 208.746024][ T5900] vprintk_emit (kernel/printk/printk.c:2471) | [ 208.746032][ T5900] Tainted: [W]=WARN [ 208.746034][ T5900] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 208.746035][ T5900] Call Trace: [ 208.746037][ T5900] [ 208.746039][ T5900] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 208.746045][ T5900] ? vprintk_emit (kernel/printk/printk.c:2471) [ 208.746047][ T5900] __might_resched.cold (kernel/sched/core.c:9234) [ 208.746051][ T5900] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 208.746056][ T5900] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 208.746060][ T5900] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 208.746062][ T5900] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 208.746069][ T5900] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 208.746072][ T5900] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 208.746076][ T5900] put_chars (drivers/char/virtio_console.c:1176) [ 208.746079][ T5900] ? __send_to_port (drivers/char/virtio_console.c:654) [ 208.746080][ T5900] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 208.746084][ T5900] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 208.746089][ T5900] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 208.746097][ T5900] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 208.746100][ T5900] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 208.746102][ T5900] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 208.746106][ T5900] console_emit_next_record (kernel/printk/printk.c:3183) [ 208.746111][ T5900] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 208.746113][ T5900] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 208.746116][ T5900] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 208.746118][ T5900] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 208.746122][ T5900] console_flush_one_record (kernel/printk/printk.c:3268) [ 208.746126][ T5900] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 208.746128][ T5900] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 208.746134][ T5900] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 208.746137][ T5900] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 208.746139][ T5900] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 208.746141][ T5900] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 208.746144][ T5900] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 208.746146][ T5900] ? vprintk_emit (kernel/printk/printk.c:2478) [ 208.746149][ T5900] vprintk_emit (kernel/printk/printk.c:2479) [ 208.746152][ T5900] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 208.746154][ T5900] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 208.746157][ T5900] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 208.746161][ T5900] _printk (kernel/printk/printk.c:2504) [ 208.746165][ T5900] ? snapshot_read.cold (user.c:?) [ 208.746168][ T5900] ? br_multicast_flood (??:?) [ 208.746172][ T5900] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 208.746173][ T5900] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 208.746175][ T5900] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 208.746179][ T5900] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 208.746184][ T5900] br_init_port (net/bridge/br_stp_if.c:39) [ 208.746186][ T5900] new_nbp (net/bridge/br_if.c:449) [ 208.746190][ T5900] br_add_if (net/bridge/br_if.c:592) [ 208.746193][ T5900] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 208.746196][ T5900] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 208.746202][ T5900] do_set_master (net/core/rtnetlink.c:3071) [ 208.746206][ T5900] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 208.746209][ T5900] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 208.746213][ T5900] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 208.746214][ T5900] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 208.746217][ T5900] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 208.746221][ T5900] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 208.746223][ T5900] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 208.746225][ T5900] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 208.746227][ T5900] ? kasan_save_stack (mm/kasan/common.c:58) [ 208.746230][ T5900] ? kasan_save_stack (mm/kasan/common.c:57) [ 208.746231][ T5900] ? kasan_save_track (mm/kasan/common.c:78) [ 208.746232][ T5900] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 208.746235][ T5900] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 208.746237][ T5900] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 208.746240][ T5900] ? ___sys_sendmsg (net/socket.c:2758) [ 208.746244][ T5900] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 208.746246][ T5900] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 208.746249][ T5900] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 208.746251][ T5900] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 208.746253][ T5900] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 208.746254][ T5900] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 208.746255][ T5900] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 208.746258][ T5900] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 208.746260][ T5900] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 208.746263][ T5900] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 208.746266][ T5900] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 208.746267][ T5900] ? nla_get_range_signed (lib/nlattr.c:270) [ 208.746272][ T5900] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 208.746275][ T5900] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 208.746280][ T5900] rtnl_newlink (net/core/rtnetlink.c:4215) [ 208.746286][ T5900] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 208.746288][ T5900] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 208.746292][ T5900] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 208.746294][ T5900] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 208.746297][ T5900] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 208.746299][ T5900] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 208.746303][ T5900] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 208.746305][ T5900] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 208.746308][ T5900] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 208.746309][ T5900] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 208.746314][ T5900] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 208.746316][ T5900] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 208.746320][ T5900] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 208.746323][ T5900] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 208.746326][ T5900] ? netlink_ack (./include/linux/skbuff.h:2718) [ 208.746333][ T5900] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 208.746335][ T5900] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 208.746340][ T5900] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 208.746344][ T5900] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 208.746347][ T5900] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 208.746351][ T5900] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 208.746355][ T5900] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 208.746359][ T5900] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 208.746361][ T5900] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 208.746367][ T5900] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 208.746370][ T5900] ____sys_sendmsg (net/socket.c:2713) [ 208.746372][ T5900] ? copy_msghdr_from_user (net/socket.c:2650) [ 208.746374][ T5900] ? sock_write_iter (net/socket.c:1269) [ 208.746376][ T5900] ? move_addr_to_kernel (net/socket.c:258) [ 208.746384][ T5900] ___sys_sendmsg (net/socket.c:2767) [ 208.746387][ T5900] ? copy_msghdr_from_user (net/socket.c:2619) [ 208.746404][ T5900] __sys_sendmsg (net/socket.c:2799) [ 208.746406][ T5900] ? __sys_sendmsg_sock (net/socket.c:2780) [ 208.746413][ T5900] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 208.746416][ T5900] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 208.746419][ T5900] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 208.746422][ T5900] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 208.746425][ T5900] RIP: 0033:0x7fd9851f754e [ 208.746428][ T5900] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 208.746430][ T5900] RSP: 002b:00007fff6a907cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 208.746433][ T5900] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd9851f754e [ 208.746434][ T5900] RDX: 0000000000000000 RSI: 00007fff6a907d70 RDI: 0000000000000005 [ 208.746435][ T5900] RBP: 00007fff6a907cd0 R08: 0000000000000000 R09: 0000000000000000 [ 208.746436][ T5900] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9139eb [ 208.746437][ T5900] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff6a908430 | [ 213.059098][ T70] softirqs last disabled at (6279620): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 213.059100][ T70] Preemption disabled at: | [ 213.059101][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 213.059109][ T70] Tainted: [W]=WARN [ 213.059110][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 213.059112][ T70] Workqueue: netns cleanup_net [ 213.059116][ T70] Call Trace: [ 213.059117][ T70] [ 213.059119][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 213.059125][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 213.059127][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 213.059131][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 213.059136][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 213.059140][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 213.059142][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 213.059150][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 213.059152][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 213.059156][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 213.059159][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 213.059160][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 213.059164][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 213.059167][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 213.059172][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 213.059176][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 213.059182][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 213.059185][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 213.059190][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 213.059195][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 213.059197][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 213.059200][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 213.059202][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 213.059206][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 213.059211][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 213.059213][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 213.059219][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 213.059222][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 213.059224][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 213.059226][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 213.059230][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 213.059232][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 213.059235][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 213.059238][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 213.059240][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 213.059242][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 213.059244][ T70] ? kthread (kernel/kthread.c:436) [ 213.059246][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 213.059249][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 213.059254][ T70] _printk (kernel/printk/printk.c:2504) [ 213.059258][ T70] ? snapshot_read.cold (user.c:?) [ 213.059263][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 213.059266][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 213.059271][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 213.059274][ T70] ? netdev_notice (net/core/dev.c:13194) [ 213.059278][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 213.059280][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 213.059283][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 213.059285][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 213.059288][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 213.059292][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 213.059296][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 213.059299][ T70] ? __up_write (kernel/locking/rwsem.c:1415) [ 213.059301][ T70] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 213.059305][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 213.059308][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 213.059312][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 213.059316][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 213.059320][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 213.059321][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 213.059325][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 213.059330][ T70] cleanup_net (net/core/net_namespace.c:706) [ 213.059333][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 213.059337][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 213.059339][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 213.059343][ T70] process_one_work (kernel/workqueue.c:3387) [ 213.059350][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 213.059353][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 213.059361][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 213.059366][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 213.059368][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 213.059371][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 213.059374][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 213.059376][ T70] kthread (kernel/kthread.c:436) [ 213.059378][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 213.059382][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 213.059385][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 213.059388][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 213.059391][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 213.059395][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 213.059398][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 216.717133][ T6102] softirqs last disabled at (37346): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 216.717135][ T6102] Preemption disabled at: | [ 216.717136][ T6102] vprintk_emit (kernel/printk/printk.c:2471) | [ 216.717145][ T6102] Tainted: [W]=WARN [ 216.717146][ T6102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 216.717147][ T6102] Call Trace: [ 216.717149][ T6102] [ 216.717150][ T6102] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 216.717157][ T6102] ? vprintk_emit (kernel/printk/printk.c:2471) [ 216.717158][ T6102] __might_resched.cold (kernel/sched/core.c:9234) [ 216.717163][ T6102] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 216.717167][ T6102] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 216.717172][ T6102] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 216.717174][ T6102] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 216.717181][ T6102] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 216.717184][ T6102] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 216.717187][ T6102] put_chars (drivers/char/virtio_console.c:1176) [ 216.717190][ T6102] ? __send_to_port (drivers/char/virtio_console.c:654) [ 216.717191][ T6102] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 216.717195][ T6102] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 216.717201][ T6102] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 216.717209][ T6102] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 216.717212][ T6102] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 216.717214][ T6102] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 216.717218][ T6102] console_emit_next_record (kernel/printk/printk.c:3183) [ 216.717222][ T6102] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 216.717224][ T6102] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 216.717228][ T6102] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 216.717230][ T6102] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 216.717234][ T6102] console_flush_one_record (kernel/printk/printk.c:3268) [ 216.717238][ T6102] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 216.717240][ T6102] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 216.717246][ T6102] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 216.717249][ T6102] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 216.717251][ T6102] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 216.717252][ T6102] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 216.717256][ T6102] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 216.717258][ T6102] ? vprintk_emit (kernel/printk/printk.c:2478) [ 216.717261][ T6102] vprintk_emit (kernel/printk/printk.c:2479) [ 216.717264][ T6102] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 216.717266][ T6102] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 216.717269][ T6102] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 216.717273][ T6102] _printk (kernel/printk/printk.c:2504) [ 216.717277][ T6102] ? snapshot_read.cold (user.c:?) [ 216.717280][ T6102] ? br_multicast_flood (??:?) [ 216.717284][ T6102] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 216.717286][ T6102] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 216.717287][ T6102] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 216.717292][ T6102] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 216.717296][ T6102] br_init_port (net/bridge/br_stp_if.c:39) [ 216.717298][ T6102] new_nbp (net/bridge/br_if.c:449) [ 216.717302][ T6102] br_add_if (net/bridge/br_if.c:592) [ 216.717305][ T6102] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 216.717309][ T6102] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 216.717315][ T6102] do_set_master (net/core/rtnetlink.c:3071) [ 216.717318][ T6102] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 216.717322][ T6102] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 216.717325][ T6102] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 216.717327][ T6102] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 216.717329][ T6102] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 216.717333][ T6102] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 216.717335][ T6102] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 216.717337][ T6102] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 216.717339][ T6102] ? kasan_save_stack (mm/kasan/common.c:58) [ 216.717342][ T6102] ? kasan_save_stack (mm/kasan/common.c:57) [ 216.717343][ T6102] ? kasan_save_track (mm/kasan/common.c:78) [ 216.717344][ T6102] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 216.717347][ T6102] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 216.717349][ T6102] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 216.717352][ T6102] ? ___sys_sendmsg (net/socket.c:2758) [ 216.717356][ T6102] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 216.717358][ T6102] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 216.717361][ T6102] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 216.717362][ T6102] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 216.717364][ T6102] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 216.717365][ T6102] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 216.717367][ T6102] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 216.717370][ T6102] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 216.717372][ T6102] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 216.717374][ T6102] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 216.717378][ T6102] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 216.717379][ T6102] ? nla_get_range_signed (lib/nlattr.c:270) [ 216.717384][ T6102] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 216.717386][ T6102] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 216.717392][ T6102] rtnl_newlink (net/core/rtnetlink.c:4215) [ 216.717397][ T6102] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 216.717399][ T6102] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 216.717404][ T6102] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 216.717406][ T6102] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 216.717409][ T6102] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 216.717411][ T6102] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 216.717415][ T6102] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 216.717417][ T6102] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 216.717420][ T6102] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 216.717421][ T6102] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 216.717426][ T6102] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 216.717428][ T6102] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 216.717432][ T6102] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 216.717435][ T6102] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 216.717438][ T6102] ? netlink_ack (./include/linux/skbuff.h:2718) [ 216.717445][ T6102] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 216.717447][ T6102] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 216.717452][ T6102] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 216.717456][ T6102] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 216.717459][ T6102] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 216.717463][ T6102] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 216.717467][ T6102] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 216.717471][ T6102] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 216.717473][ T6102] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 216.717479][ T6102] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 216.717482][ T6102] ____sys_sendmsg (net/socket.c:2713) [ 216.717484][ T6102] ? copy_msghdr_from_user (net/socket.c:2650) [ 216.717487][ T6102] ? sock_write_iter (net/socket.c:1269) [ 216.717488][ T6102] ? move_addr_to_kernel (net/socket.c:258) [ 216.717496][ T6102] ___sys_sendmsg (net/socket.c:2767) [ 216.717499][ T6102] ? copy_msghdr_from_user (net/socket.c:2619) [ 216.717516][ T6102] __sys_sendmsg (net/socket.c:2799) [ 216.717519][ T6102] ? __sys_sendmsg_sock (net/socket.c:2780) [ 216.717526][ T6102] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 216.717529][ T6102] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 216.717532][ T6102] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 216.717535][ T6102] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 216.717538][ T6102] RIP: 0033:0x7fc3291a554e [ 216.717542][ T6102] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 216.717544][ T6102] RSP: 002b:00007ffe12816300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 216.717546][ T6102] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc3291a554e [ 216.717548][ T6102] RDX: 0000000000000000 RSI: 00007ffe128163b0 RDI: 0000000000000005 [ 216.717549][ T6102] RBP: 00007ffe12816310 R08: 0000000000000000 R09: 0000000000000000 [ 216.717550][ T6102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9139f3 [ 216.717551][ T6102] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe12816a70 | [ 220.956736][ T70] softirqs last disabled at (6480551): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 220.956739][ T70] Preemption disabled at: | [ 220.956740][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 220.956749][ T70] Tainted: [W]=WARN [ 220.956750][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 220.956752][ T70] Workqueue: netns cleanup_net [ 220.956756][ T70] Call Trace: [ 220.956757][ T70] [ 220.956759][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 220.956765][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 220.956767][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 220.956772][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 220.956776][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 220.956781][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 220.956783][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 220.956790][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 220.956793][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 220.956797][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 220.956800][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 220.956801][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 220.956805][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 220.956808][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 220.956813][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 220.956818][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 220.956823][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 220.956827][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.956833][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 220.956837][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 220.956839][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 220.956843][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.956845][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 220.956849][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 220.956854][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 220.956856][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 220.956862][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 220.956865][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 220.956867][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.956869][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 220.956873][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 220.956875][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 220.956878][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 220.956881][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 220.956882][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 220.956884][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 220.956886][ T70] ? kthread (kernel/kthread.c:436) [ 220.956889][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 220.956892][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 220.956897][ T70] _printk (kernel/printk/printk.c:2504) [ 220.956901][ T70] ? snapshot_read.cold (user.c:?) [ 220.956906][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 220.956910][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 220.956914][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 220.956917][ T70] ? netdev_notice (net/core/dev.c:13194) [ 220.956922][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.956924][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 220.956927][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 220.956929][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 220.956931][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 220.956936][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 220.956940][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 220.956943][ T70] ? __up_write (kernel/locking/rwsem.c:1415) [ 220.956945][ T70] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 220.956949][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 220.956952][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 220.956956][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 220.956960][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 220.956964][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 220.956966][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 220.956969][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 220.956974][ T70] cleanup_net (net/core/net_namespace.c:706) [ 220.956978][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 220.956982][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 220.956984][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.956988][ T70] process_one_work (kernel/workqueue.c:3387) [ 220.956995][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 220.956998][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 220.957006][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 220.957011][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 220.957013][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 220.957016][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 220.957019][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 220.957021][ T70] kthread (kernel/kthread.c:436) [ 220.957023][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 220.957027][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 220.957030][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 220.957033][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 220.957037][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 220.957040][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 220.957043][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 224.988270][ T6316] softirqs last disabled at (37892): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 224.988273][ T6316] Preemption disabled at: | [ 224.988274][ T6316] vprintk_emit (kernel/printk/printk.c:2471) | [ 224.988282][ T6316] Tainted: [W]=WARN [ 224.988283][ T6316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 224.988285][ T6316] Call Trace: [ 224.988286][ T6316] [ 224.988288][ T6316] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 224.988294][ T6316] ? vprintk_emit (kernel/printk/printk.c:2471) [ 224.988296][ T6316] __might_resched.cold (kernel/sched/core.c:9234) [ 224.988300][ T6316] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 224.988304][ T6316] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 224.988309][ T6316] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 224.988311][ T6316] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 224.988317][ T6316] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 224.988320][ T6316] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 224.988324][ T6316] put_chars (drivers/char/virtio_console.c:1176) [ 224.988326][ T6316] ? __send_to_port (drivers/char/virtio_console.c:654) [ 224.988327][ T6316] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 224.988331][ T6316] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 224.988336][ T6316] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 224.988344][ T6316] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 224.988347][ T6316] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.988349][ T6316] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 224.988353][ T6316] console_emit_next_record (kernel/printk/printk.c:3183) [ 224.988357][ T6316] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 224.988359][ T6316] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 224.988362][ T6316] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.988364][ T6316] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 224.988368][ T6316] console_flush_one_record (kernel/printk/printk.c:3268) [ 224.988372][ T6316] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 224.988374][ T6316] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 224.988379][ T6316] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 224.988382][ T6316] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 224.988384][ T6316] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.988386][ T6316] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 224.988390][ T6316] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 224.988391][ T6316] ? vprintk_emit (kernel/printk/printk.c:2478) [ 224.988394][ T6316] vprintk_emit (kernel/printk/printk.c:2479) [ 224.988397][ T6316] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 224.988399][ T6316] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 224.988402][ T6316] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 224.988405][ T6316] _printk (kernel/printk/printk.c:2504) [ 224.988409][ T6316] ? snapshot_read.cold (user.c:?) [ 224.988413][ T6316] ? br_multicast_flood (??:?) [ 224.988416][ T6316] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 224.988418][ T6316] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 224.988419][ T6316] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 224.988423][ T6316] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 224.988428][ T6316] br_init_port (net/bridge/br_stp_if.c:39) [ 224.988430][ T6316] new_nbp (net/bridge/br_if.c:449) [ 224.988434][ T6316] br_add_if (net/bridge/br_if.c:592) [ 224.988436][ T6316] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 224.988440][ T6316] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 224.988445][ T6316] do_set_master (net/core/rtnetlink.c:3071) [ 224.988449][ T6316] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 224.988452][ T6316] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 224.988456][ T6316] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 224.988457][ T6316] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 224.988460][ T6316] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 224.988463][ T6316] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 224.988465][ T6316] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 224.988467][ T6316] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 224.988469][ T6316] ? kasan_save_stack (mm/kasan/common.c:58) [ 224.988472][ T6316] ? kasan_save_stack (mm/kasan/common.c:57) [ 224.988473][ T6316] ? kasan_save_track (mm/kasan/common.c:78) [ 224.988474][ T6316] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 224.988476][ T6316] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 224.988478][ T6316] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 224.988481][ T6316] ? ___sys_sendmsg (net/socket.c:2758) [ 224.988485][ T6316] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 224.988487][ T6316] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 224.988489][ T6316] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.988491][ T6316] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 224.988493][ T6316] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.988494][ T6316] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.988495][ T6316] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 224.988498][ T6316] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 224.988501][ T6316] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 224.988503][ T6316] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 224.988506][ T6316] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 224.988507][ T6316] ? nla_get_range_signed (lib/nlattr.c:270) [ 224.988512][ T6316] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.988514][ T6316] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 224.988520][ T6316] rtnl_newlink (net/core/rtnetlink.c:4215) [ 224.988525][ T6316] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 224.988527][ T6316] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 224.988531][ T6316] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 224.988533][ T6316] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 224.988536][ T6316] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 224.988537][ T6316] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 224.988541][ T6316] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 224.988543][ T6316] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 224.988546][ T6316] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 224.988548][ T6316] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 224.988552][ T6316] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 224.988556][ T6316] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 224.988560][ T6316] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 224.988563][ T6316] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 224.988566][ T6316] ? netlink_ack (./include/linux/skbuff.h:2718) [ 224.988573][ T6316] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 224.988575][ T6316] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 224.988579][ T6316] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 224.988583][ T6316] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 224.988586][ T6316] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 224.988590][ T6316] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 224.988594][ T6316] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 224.988598][ T6316] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 224.988600][ T6316] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 224.988605][ T6316] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 224.988608][ T6316] ____sys_sendmsg (net/socket.c:2713) [ 224.988610][ T6316] ? copy_msghdr_from_user (net/socket.c:2650) [ 224.988612][ T6316] ? sock_write_iter (net/socket.c:1269) [ 224.988614][ T6316] ? move_addr_to_kernel (net/socket.c:258) [ 224.988621][ T6316] ___sys_sendmsg (net/socket.c:2767) [ 224.988624][ T6316] ? copy_msghdr_from_user (net/socket.c:2619) [ 224.988641][ T6316] __sys_sendmsg (net/socket.c:2799) [ 224.988643][ T6316] ? __sys_sendmsg_sock (net/socket.c:2780) [ 224.988650][ T6316] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.988653][ T6316] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 224.988656][ T6316] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 224.988659][ T6316] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 224.988661][ T6316] RIP: 0033:0x7f32666c454e [ 224.988665][ T6316] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 224.988667][ T6316] RSP: 002b:00007ffd9b133980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 224.988670][ T6316] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f32666c454e [ 224.988671][ T6316] RDX: 0000000000000000 RSI: 00007ffd9b133a30 RDI: 0000000000000005 [ 224.988672][ T6316] RBP: 00007ffd9b133990 R08: 0000000000000000 R09: 0000000000000000 [ 224.988673][ T6316] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9139fb [ 224.988674][ T6316] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd9b1340f0 | [ 229.305905][ T70] softirqs last disabled at (6692729): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 229.305908][ T70] Preemption disabled at: | [ 229.305908][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 229.305917][ T70] Tainted: [W]=WARN [ 229.305918][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 229.305920][ T70] Workqueue: netns cleanup_net [ 229.305923][ T70] Call Trace: [ 229.305925][ T70] [ 229.305927][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 229.305933][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 229.305935][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 229.305940][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 229.305944][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 229.305949][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 229.305951][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 229.305958][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 229.305960][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 229.305964][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 229.305967][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 229.305968][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 229.305972][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 229.305975][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 229.305980][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 229.305985][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 229.305990][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 229.305993][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 229.305998][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 229.306003][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 229.306004][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 229.306008][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 229.306010][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 229.306014][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 229.306019][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 229.306021][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 229.306026][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 229.306029][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 229.306031][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 229.306033][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 229.306037][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 229.306039][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 229.306042][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 229.306045][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 229.306047][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 229.306049][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 229.306051][ T70] ? kthread (kernel/kthread.c:436) [ 229.306053][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 229.306056][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 229.306061][ T70] _printk (kernel/printk/printk.c:2504) [ 229.306065][ T70] ? snapshot_read.cold (user.c:?) [ 229.306070][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 229.306074][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 229.306078][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 229.306081][ T70] ? netdev_notice (net/core/dev.c:13194) [ 229.306086][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 229.306088][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 229.306091][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 229.306093][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 229.306095][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 229.306100][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 229.306104][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 229.306108][ T70] ? __up_write (kernel/locking/rwsem.c:1415) [ 229.306109][ T70] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 229.306113][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 229.306117][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 229.306120][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 229.306124][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 229.306128][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 229.306130][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 229.306133][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 229.306138][ T70] cleanup_net (net/core/net_namespace.c:706) [ 229.306141][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 229.306145][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 229.306147][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 229.306151][ T70] process_one_work (kernel/workqueue.c:3387) [ 229.306158][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 229.306161][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 229.306169][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 229.306174][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 229.306176][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 229.306179][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 229.306182][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 229.306184][ T70] kthread (kernel/kthread.c:436) [ 229.306186][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 229.306190][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 229.306193][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 229.306195][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 229.306199][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 229.306203][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 229.306206][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 232.928963][ T6518] softirqs last disabled at (44436): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 232.928966][ T6518] Preemption disabled at: | [ 232.928967][ T6518] vprintk_emit (kernel/printk/printk.c:2471) | [ 232.928976][ T6518] Tainted: [W]=WARN [ 232.928976][ T6518] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 232.928978][ T6518] Call Trace: [ 232.928980][ T6518] [ 232.928981][ T6518] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 232.928987][ T6518] ? vprintk_emit (kernel/printk/printk.c:2471) [ 232.928989][ T6518] __might_resched.cold (kernel/sched/core.c:9234) [ 232.928993][ T6518] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 232.928998][ T6518] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 232.929002][ T6518] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 232.929004][ T6518] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 232.929011][ T6518] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 232.929014][ T6518] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 232.929018][ T6518] put_chars (drivers/char/virtio_console.c:1176) [ 232.929021][ T6518] ? __send_to_port (drivers/char/virtio_console.c:654) [ 232.929022][ T6518] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 232.929025][ T6518] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 232.929031][ T6518] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 232.929039][ T6518] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 232.929042][ T6518] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.929044][ T6518] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.929048][ T6518] console_emit_next_record (kernel/printk/printk.c:3183) [ 232.929053][ T6518] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 232.929055][ T6518] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 232.929058][ T6518] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.929060][ T6518] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.929064][ T6518] console_flush_one_record (kernel/printk/printk.c:3268) [ 232.929068][ T6518] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 232.929070][ T6518] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 232.929076][ T6518] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 232.929079][ T6518] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 232.929081][ T6518] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.929082][ T6518] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 232.929086][ T6518] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 232.929088][ T6518] ? vprintk_emit (kernel/printk/printk.c:2478) [ 232.929091][ T6518] vprintk_emit (kernel/printk/printk.c:2479) [ 232.929094][ T6518] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 232.929096][ T6518] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 232.929099][ T6518] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 232.929102][ T6518] _printk (kernel/printk/printk.c:2504) [ 232.929106][ T6518] ? snapshot_read.cold (user.c:?) [ 232.929110][ T6518] ? br_multicast_flood (??:?) [ 232.929114][ T6518] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 232.929115][ T6518] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 232.929116][ T6518] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 232.929121][ T6518] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 232.929125][ T6518] br_init_port (net/bridge/br_stp_if.c:39) [ 232.929128][ T6518] new_nbp (net/bridge/br_if.c:449) [ 232.929132][ T6518] br_add_if (net/bridge/br_if.c:592) [ 232.929135][ T6518] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 232.929138][ T6518] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 232.929144][ T6518] do_set_master (net/core/rtnetlink.c:3071) [ 232.929148][ T6518] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 232.929151][ T6518] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 232.929155][ T6518] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 232.929156][ T6518] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 232.929159][ T6518] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 232.929162][ T6518] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 232.929164][ T6518] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 232.929166][ T6518] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 232.929169][ T6518] ? kasan_save_stack (mm/kasan/common.c:58) [ 232.929171][ T6518] ? kasan_save_stack (mm/kasan/common.c:57) [ 232.929172][ T6518] ? kasan_save_track (mm/kasan/common.c:78) [ 232.929174][ T6518] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 232.929176][ T6518] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 232.929178][ T6518] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 232.929181][ T6518] ? ___sys_sendmsg (net/socket.c:2758) [ 232.929185][ T6518] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 232.929187][ T6518] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 232.929190][ T6518] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.929192][ T6518] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.929193][ T6518] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.929194][ T6518] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.929196][ T6518] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 232.929198][ T6518] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 232.929201][ T6518] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 232.929203][ T6518] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 232.929206][ T6518] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 232.929208][ T6518] ? nla_get_range_signed (lib/nlattr.c:270) [ 232.929213][ T6518] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.929215][ T6518] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 232.929221][ T6518] rtnl_newlink (net/core/rtnetlink.c:4215) [ 232.929226][ T6518] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 232.929228][ T6518] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 232.929233][ T6518] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 232.929235][ T6518] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 232.929237][ T6518] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 232.929239][ T6518] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 232.929243][ T6518] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 232.929246][ T6518] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 232.929249][ T6518] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 232.929250][ T6518] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 232.929255][ T6518] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 232.929257][ T6518] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 232.929261][ T6518] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 232.929264][ T6518] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 232.929267][ T6518] ? netlink_ack (./include/linux/skbuff.h:2718) [ 232.929273][ T6518] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 232.929276][ T6518] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 232.929280][ T6518] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 232.929284][ T6518] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 232.929287][ T6518] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 232.929292][ T6518] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 232.929296][ T6518] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 232.929300][ T6518] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 232.929301][ T6518] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 232.929307][ T6518] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 232.929310][ T6518] ____sys_sendmsg (net/socket.c:2713) [ 232.929312][ T6518] ? copy_msghdr_from_user (net/socket.c:2650) [ 232.929315][ T6518] ? sock_write_iter (net/socket.c:1269) [ 232.929316][ T6518] ? move_addr_to_kernel (net/socket.c:258) [ 232.929324][ T6518] ___sys_sendmsg (net/socket.c:2767) [ 232.929327][ T6518] ? copy_msghdr_from_user (net/socket.c:2619) [ 232.929344][ T6518] __sys_sendmsg (net/socket.c:2799) [ 232.929347][ T6518] ? __sys_sendmsg_sock (net/socket.c:2780) [ 232.929353][ T6518] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.929357][ T6518] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 232.929360][ T6518] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 232.929363][ T6518] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 232.929365][ T6518] RIP: 0033:0x7f19518da54e [ 232.929369][ T6518] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 232.929371][ T6518] RSP: 002b:00007ffc7cc750b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 232.929374][ T6518] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f19518da54e [ 232.929375][ T6518] RDX: 0000000000000000 RSI: 00007ffc7cc75160 RDI: 0000000000000005 [ 232.929376][ T6518] RBP: 00007ffc7cc750c0 R08: 0000000000000000 R09: 0000000000000000 [ 232.929377][ T6518] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913a03 [ 232.929378][ T6518] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7cc75820 | [ 237.902762][ T70] softirqs last disabled at (6878970): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 237.902765][ T70] Preemption disabled at: | [ 237.902766][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 237.902774][ T70] Tainted: [W]=WARN [ 237.902775][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 237.902777][ T70] Workqueue: netns cleanup_net [ 237.902780][ T70] Call Trace: [ 237.902782][ T70] [ 237.902783][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 237.902795][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 237.902797][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 237.902802][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 237.902806][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 237.902811][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 237.902813][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 237.902820][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 237.902823][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 237.902827][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 237.902831][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 237.902832][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 237.902836][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 237.902839][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 237.902844][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 237.902849][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 237.902854][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 237.902858][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 237.902863][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 237.902867][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 237.902869][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 237.902873][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 237.902875][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 237.902879][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 237.902884][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 237.902886][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 237.902891][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 237.902894][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 237.902896][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 237.902898][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 237.902902][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 237.902904][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 237.902907][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 237.902911][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 237.902912][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 237.902914][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 237.902916][ T70] ? kthread (kernel/kthread.c:436) [ 237.902919][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 237.902922][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 237.902927][ T70] _printk (kernel/printk/printk.c:2504) [ 237.902931][ T70] ? snapshot_read.cold (user.c:?) [ 237.902936][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 237.902940][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 237.902944][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 237.902947][ T70] ? netdev_notice (net/core/dev.c:13194) [ 237.902952][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 237.902954][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 237.902956][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 237.902958][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 237.902961][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 237.902965][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 237.902969][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 237.902973][ T70] ? __up_write (kernel/locking/rwsem.c:1415) [ 237.902974][ T70] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 237.902978][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 237.902982][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 237.902986][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 237.902990][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 237.902995][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 237.902996][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 237.903000][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 237.903005][ T70] cleanup_net (net/core/net_namespace.c:706) [ 237.903008][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 237.903012][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 237.903014][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 237.903018][ T70] process_one_work (kernel/workqueue.c:3387) [ 237.903025][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 237.903028][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 237.903037][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 237.903041][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 237.903043][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 237.903046][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 237.903050][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 237.903052][ T70] kthread (kernel/kthread.c:436) [ 237.903054][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 237.903057][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 237.903060][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 237.903063][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 237.903067][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 237.903071][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 237.903074][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 241.892371][ T6738] softirqs last disabled at (39178): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 241.892375][ T6738] Preemption disabled at: | [ 241.892376][ T6738] vprintk_emit (kernel/printk/printk.c:2471) | [ 241.892388][ T6738] Tainted: [W]=WARN [ 241.892389][ T6738] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 241.892391][ T6738] Call Trace: [ 241.892393][ T6738] [ 241.892396][ T6738] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 241.892404][ T6738] ? vprintk_emit (kernel/printk/printk.c:2471) [ 241.892407][ T6738] __might_resched.cold (kernel/sched/core.c:9234) [ 241.892413][ T6738] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 241.892419][ T6738] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 241.892426][ T6738] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 241.892429][ T6738] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 241.892440][ T6738] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 241.892444][ T6738] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 241.892450][ T6738] put_chars (drivers/char/virtio_console.c:1176) [ 241.892454][ T6738] ? __send_to_port (drivers/char/virtio_console.c:654) [ 241.892456][ T6738] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 241.892462][ T6738] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 241.892472][ T6738] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 241.892484][ T6738] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 241.892489][ T6738] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.892492][ T6738] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.892500][ T6738] console_emit_next_record (kernel/printk/printk.c:3183) [ 241.892507][ T6738] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 241.892509][ T6738] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 241.892515][ T6738] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.892518][ T6738] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.892526][ T6738] console_flush_one_record (kernel/printk/printk.c:3268) [ 241.892533][ T6738] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 241.892536][ T6738] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 241.892546][ T6738] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 241.892551][ T6738] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 241.892557][ T6738] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.892560][ T6738] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 241.892567][ T6738] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 241.892569][ T6738] ? vprintk_emit (kernel/printk/printk.c:2478) [ 241.892575][ T6738] vprintk_emit (kernel/printk/printk.c:2479) [ 241.892580][ T6738] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 241.892584][ T6738] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 241.892589][ T6738] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 241.892595][ T6738] _printk (kernel/printk/printk.c:2504) [ 241.892600][ T6738] ? snapshot_read.cold (user.c:?) [ 241.892607][ T6738] ? br_multicast_flood (??:?) [ 241.892611][ T6738] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 241.892614][ T6738] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 241.892616][ T6738] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 241.892624][ T6738] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 241.892631][ T6738] br_init_port (net/bridge/br_stp_if.c:39) [ 241.892635][ T6738] new_nbp (net/bridge/br_if.c:449) [ 241.892642][ T6738] br_add_if (net/bridge/br_if.c:592) [ 241.892646][ T6738] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 241.892651][ T6738] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 241.892661][ T6738] do_set_master (net/core/rtnetlink.c:3071) [ 241.892667][ T6738] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 241.892673][ T6738] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 241.892678][ T6738] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 241.892681][ T6738] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 241.892685][ T6738] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 241.892690][ T6738] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 241.892694][ T6738] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 241.892697][ T6738] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 241.892701][ T6738] ? kasan_save_stack (mm/kasan/common.c:58) [ 241.892705][ T6738] ? kasan_save_stack (mm/kasan/common.c:57) [ 241.892707][ T6738] ? kasan_save_track (mm/kasan/common.c:78) [ 241.892709][ T6738] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 241.892713][ T6738] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 241.892717][ T6738] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 241.892721][ T6738] ? ___sys_sendmsg (net/socket.c:2758) [ 241.892728][ T6738] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 241.892731][ T6738] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 241.892736][ T6738] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.892739][ T6738] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.892741][ T6738] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.892744][ T6738] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.892747][ T6738] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 241.892751][ T6738] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 241.892754][ T6738] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 241.892758][ T6738] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 241.892765][ T6738] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 241.892767][ T6738] ? nla_get_range_signed (lib/nlattr.c:270) [ 241.892775][ T6738] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.892779][ T6738] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 241.892789][ T6738] rtnl_newlink (net/core/rtnetlink.c:4215) [ 241.892800][ T6738] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 241.892808][ T6738] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 241.892816][ T6738] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 241.892820][ T6738] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 241.892823][ T6738] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 241.892827][ T6738] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 241.892834][ T6738] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 241.892838][ T6738] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 241.892843][ T6738] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 241.892846][ T6738] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 241.892854][ T6738] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 241.892857][ T6738] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 241.892864][ T6738] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 241.892868][ T6738] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 241.892873][ T6738] ? netlink_ack (./include/linux/skbuff.h:2718) [ 241.892885][ T6738] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 241.892888][ T6738] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 241.892897][ T6738] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 241.892904][ T6738] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 241.892908][ T6738] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 241.892916][ T6738] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 241.892923][ T6738] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 241.892930][ T6738] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 241.892933][ T6738] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 241.892941][ T6738] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 241.892946][ T6738] ____sys_sendmsg (net/socket.c:2713) [ 241.892949][ T6738] ? copy_msghdr_from_user (net/socket.c:2650) [ 241.892953][ T6738] ? sock_write_iter (net/socket.c:1269) [ 241.892956][ T6738] ? move_addr_to_kernel (net/socket.c:258) [ 241.892970][ T6738] ___sys_sendmsg (net/socket.c:2767) [ 241.892975][ T6738] ? copy_msghdr_from_user (net/socket.c:2619) [ 241.893005][ T6738] __sys_sendmsg (net/socket.c:2799) [ 241.893010][ T6738] ? __sys_sendmsg_sock (net/socket.c:2780) [ 241.893022][ T6738] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.893027][ T6738] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 241.893032][ T6738] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 241.893037][ T6738] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 241.893040][ T6738] RIP: 0033:0x7fc68aef154e [ 241.893046][ T6738] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 241.893048][ T6738] RSP: 002b:00007ffedf1eb050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 241.893052][ T6738] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc68aef154e [ 241.893054][ T6738] RDX: 0000000000000000 RSI: 00007ffedf1eb100 RDI: 0000000000000005 [ 241.893056][ T6738] RBP: 00007ffedf1eb060 R08: 0000000000000000 R09: 0000000000000000 [ 241.893057][ T6738] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913a0c [ 241.893059][ T6738] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffedf1eb7c0 | [ 246.414550][ T70] softirqs last disabled at (7090368): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 246.414552][ T70] Preemption disabled at: | [ 246.414557][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 246.414565][ T70] Tainted: [W]=WARN [ 246.414566][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 246.414568][ T70] Workqueue: netns cleanup_net [ 246.414571][ T70] Call Trace: [ 246.414573][ T70] [ 246.414574][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 246.414581][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 246.414582][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 246.414587][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 246.414591][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 246.414595][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 246.414597][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 246.414604][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 246.414607][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 246.414611][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 246.414613][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 246.414615][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 246.414618][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 246.414621][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 246.414626][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 246.414631][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 246.414636][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 246.414640][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 246.414645][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 246.414649][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 246.414651][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 246.414654][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 246.414656][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 246.414660][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 246.414665][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 246.414667][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 246.414673][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 246.414675][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 246.414677][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 246.414679][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 246.414683][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 246.414685][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 246.414688][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 246.414691][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 246.414692][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 246.414694][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 246.414696][ T70] ? kthread (kernel/kthread.c:436) [ 246.414698][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 246.414701][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 246.414706][ T70] _printk (kernel/printk/printk.c:2504) [ 246.414710][ T70] ? snapshot_read.cold (user.c:?) [ 246.414715][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 246.414718][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 246.414722][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 246.414725][ T70] ? netdev_notice (net/core/dev.c:13194) [ 246.414730][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 246.414732][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 246.414734][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 246.414736][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 246.414739][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 246.414743][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 246.414747][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 246.414751][ T70] ? __up_write (kernel/locking/rwsem.c:1415) [ 246.414752][ T70] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 246.414756][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 246.414760][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 246.414763][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 246.414767][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 246.414771][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 246.414772][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 246.414775][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 246.414780][ T70] cleanup_net (net/core/net_namespace.c:706) [ 246.414784][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 246.414787][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 246.414789][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 246.414793][ T70] process_one_work (kernel/workqueue.c:3387) [ 246.414800][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 246.414803][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 246.414811][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 246.414815][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 246.414822][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 246.414825][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 246.414828][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 246.414830][ T70] kthread (kernel/kthread.c:436) [ 246.414832][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 246.414836][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 246.414839][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 246.414842][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 246.414845][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 246.414849][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 246.414851][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 250.007312][ T6940] softirqs last disabled at (41244): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 250.007315][ T6940] Preemption disabled at: | [ 250.007316][ T6940] vprintk_emit (kernel/printk/printk.c:2471) | [ 250.007324][ T6940] Tainted: [W]=WARN [ 250.007325][ T6940] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 250.007326][ T6940] Call Trace: [ 250.007328][ T6940] [ 250.007330][ T6940] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 250.007336][ T6940] ? vprintk_emit (kernel/printk/printk.c:2471) [ 250.007337][ T6940] __might_resched.cold (kernel/sched/core.c:9234) [ 250.007341][ T6940] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 250.007346][ T6940] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 250.007350][ T6940] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 250.007352][ T6940] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 250.007359][ T6940] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 250.007362][ T6940] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 250.007366][ T6940] put_chars (drivers/char/virtio_console.c:1176) [ 250.007368][ T6940] ? __send_to_port (drivers/char/virtio_console.c:654) [ 250.007370][ T6940] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 250.007373][ T6940] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 250.007379][ T6940] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 250.007387][ T6940] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 250.007389][ T6940] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.007392][ T6940] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.007396][ T6940] console_emit_next_record (kernel/printk/printk.c:3183) [ 250.007400][ T6940] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 250.007402][ T6940] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 250.007405][ T6940] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.007407][ T6940] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.007411][ T6940] console_flush_one_record (kernel/printk/printk.c:3268) [ 250.007415][ T6940] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 250.007417][ T6940] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 250.007423][ T6940] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 250.007426][ T6940] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 250.007428][ T6940] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.007429][ T6940] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 250.007433][ T6940] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 250.007435][ T6940] ? vprintk_emit (kernel/printk/printk.c:2478) [ 250.007438][ T6940] vprintk_emit (kernel/printk/printk.c:2479) [ 250.007441][ T6940] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 250.007443][ T6940] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 250.007446][ T6940] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 250.007449][ T6940] _printk (kernel/printk/printk.c:2504) [ 250.007453][ T6940] ? snapshot_read.cold (user.c:?) [ 250.007457][ T6940] ? br_multicast_flood (??:?) [ 250.007460][ T6940] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 250.007462][ T6940] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 250.007463][ T6940] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 250.007468][ T6940] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 250.007472][ T6940] br_init_port (net/bridge/br_stp_if.c:39) [ 250.007474][ T6940] new_nbp (net/bridge/br_if.c:449) [ 250.007478][ T6940] br_add_if (net/bridge/br_if.c:592) [ 250.007481][ T6940] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 250.007485][ T6940] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 250.007491][ T6940] do_set_master (net/core/rtnetlink.c:3071) [ 250.007494][ T6940] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 250.007497][ T6940] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 250.007501][ T6940] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 250.007502][ T6940] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 250.007505][ T6940] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 250.007509][ T6940] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 250.007511][ T6940] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 250.007513][ T6940] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 250.007515][ T6940] ? kasan_save_stack (mm/kasan/common.c:58) [ 250.007518][ T6940] ? kasan_save_stack (mm/kasan/common.c:57) [ 250.007519][ T6940] ? kasan_save_track (mm/kasan/common.c:78) [ 250.007520][ T6940] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 250.007523][ T6940] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 250.007525][ T6940] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 250.007527][ T6940] ? ___sys_sendmsg (net/socket.c:2758) [ 250.007531][ T6940] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 250.007534][ T6940] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 250.007536][ T6940] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.007538][ T6940] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.007540][ T6940] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.007541][ T6940] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.007543][ T6940] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 250.007545][ T6940] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 250.007547][ T6940] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 250.007549][ T6940] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 250.007553][ T6940] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 250.007556][ T6940] ? nla_get_range_signed (lib/nlattr.c:270) [ 250.007561][ T6940] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.007564][ T6940] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 250.007569][ T6940] rtnl_newlink (net/core/rtnetlink.c:4215) [ 250.007574][ T6940] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 250.007576][ T6940] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 250.007581][ T6940] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 250.007583][ T6940] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 250.007585][ T6940] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 250.007587][ T6940] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 250.007591][ T6940] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 250.007593][ T6940] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 250.007596][ T6940] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 250.007597][ T6940] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 250.007602][ T6940] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 250.007604][ T6940] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 250.007607][ T6940] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 250.007610][ T6940] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 250.007613][ T6940] ? netlink_ack (./include/linux/skbuff.h:2718) [ 250.007620][ T6940] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 250.007622][ T6940] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 250.007627][ T6940] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 250.007631][ T6940] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 250.007633][ T6940] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 250.007638][ T6940] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 250.007642][ T6940] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 250.007645][ T6940] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 250.007647][ T6940] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 250.007652][ T6940] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 250.007655][ T6940] ____sys_sendmsg (net/socket.c:2713) [ 250.007657][ T6940] ? copy_msghdr_from_user (net/socket.c:2650) [ 250.007660][ T6940] ? sock_write_iter (net/socket.c:1269) [ 250.007661][ T6940] ? move_addr_to_kernel (net/socket.c:258) [ 250.007669][ T6940] ___sys_sendmsg (net/socket.c:2767) [ 250.007671][ T6940] ? copy_msghdr_from_user (net/socket.c:2619) [ 250.007687][ T6940] __sys_sendmsg (net/socket.c:2799) [ 250.007690][ T6940] ? __sys_sendmsg_sock (net/socket.c:2780) [ 250.007696][ T6940] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.007699][ T6940] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 250.007702][ T6940] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 250.007705][ T6940] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 250.007707][ T6940] RIP: 0033:0x7f29c062654e [ 250.007711][ T6940] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 250.007713][ T6940] RSP: 002b:00007ffc7583a990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 250.007715][ T6940] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f29c062654e [ 250.007717][ T6940] RDX: 0000000000000000 RSI: 00007ffc7583aa40 RDI: 0000000000000005 [ 250.007718][ T6940] RBP: 00007ffc7583a9a0 R08: 0000000000000000 R09: 0000000000000000 [ 250.007718][ T6940] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913a14 [ 250.007719][ T6940] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7583b100 | [ 250.012934][ C0] | [ 250.012935][ C0] | [ 250.012935][ C0] stack backtrace: | [ 250.012939][ C0] Tainted: [W]=WARN [ 250.012940][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 250.012941][ C0] Call Trace: [ 250.012942][ C0] [ 250.012942][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 250.012946][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 250.012949][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 250.012950][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 250.012953][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 250.012955][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 250.012957][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 250.012959][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 250.012961][ C0] ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 250.012963][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.012965][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.012967][ C0] console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 250.012969][ C0] ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 250.012970][ C0] vprintk_emit (kernel/printk/printk.c:2478) [ 250.012972][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 250.012974][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 250.012976][ C0] _printk (kernel/printk/printk.c:2504) [ 250.012978][ C0] ? snapshot_read.cold (user.c:?) [ 250.012979][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 250.012981][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 250.012984][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 250.012985][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 250.012987][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 250.012988][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 250.012991][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 250.012992][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 250.012995][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 250.012997][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 250.012998][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.013000][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 250.013002][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 250.013004][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 250.013006][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 250.013009][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 250.013011][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 250.013013][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 250.013015][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 250.013018][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.013019][ C0] handle_softirqs (kernel/softirq.c:645) [ 250.013021][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 250.013023][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 250.013025][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 250.013027][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 250.013028][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 250.013030][ C0] [ 250.013030][ C0] [ 250.013031][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 250.013033][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 250.013034][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 250.013037][ C0] Code: 48 8b 3d 94 82 68 02 e8 1f 00 00 00 48 2b 05 58 d3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 06 0e 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 82 68 02 mov 0x2688294(%rip),%rdi # 0x268829b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 d3 a0 00 sub 0xa0d358(%rip),%rax # 0xa0d36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 06 0e 00 verw 0xe0613(%rip) # 0xe063b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 250.013038][ C0] RSP: 0018:ffffffff90c07cf8 EFLAGS: 00000296 [ 250.013040][ C0] RAX: 0000000000dc2e27 RBX: ffffffff90c30600 RCX: ffffffff8d306247 [ 250.013041][ C0] RDX: ffffffff90c30600 RSI: ffffffff90511027 RDI: ffffffff8fe949e0 [ 250.013042][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 250.013043][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2180fa2 [ 250.013044][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 250.013045][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 250.013048][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 250.013049][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 250.013051][ C0] default_idle_call (kernel/sched/idle.c:122) [ 250.013052][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 250.013054][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 250.013056][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 250.013058][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.013060][ C0] do_idle (kernel/sched/idle.c:355) [ 250.013061][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 250.013063][ C0] rest_init (init/main.c:727) [ 250.013065][ C0] ? __cpuidle_text_end (??:?) [ 250.013067][ C0] ? rest_init (init/main.c:727) [ 250.013069][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 250.013072][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 250.013074][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 250.013076][ C0] start_kernel (init/main.c:1185) [ 250.013078][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 250.013079][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 250.013081][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 253.389085][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 253.389087][ T70] Preemption disabled at: | [ 253.389088][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 253.389099][ T70] Tainted: [W]=WARN [ 253.389100][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 253.389101][ T70] Workqueue: netns cleanup_net [ 253.389107][ T70] Call Trace: [ 253.389109][ T70] [ 253.389110][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 253.389116][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 253.389118][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 253.389121][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 253.389123][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 253.389126][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.389129][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 253.389132][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 253.389135][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 253.389139][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 253.389141][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 253.389143][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 253.389145][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 253.389147][ T70] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 253.389149][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 253.389154][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 253.389156][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 253.389158][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 253.389160][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.389161][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.389163][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 253.389165][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 253.389167][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.389168][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.389169][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.389170][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 253.389173][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 253.389175][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 253.389177][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 253.389180][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 253.389182][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 253.389183][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 253.389185][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.389186][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 253.389187][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 253.389189][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 253.389191][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 253.389193][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 253.389194][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 253.389196][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 253.389197][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 253.389199][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 253.389201][ T70] ? kthread (kernel/kthread.c:436) [ 253.389204][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 253.389207][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 253.389209][ T70] _printk (kernel/printk/printk.c:2504) [ 253.389212][ T70] ? snapshot_read.cold (user.c:?) [ 253.389214][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 253.389218][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 253.389220][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 253.389222][ T70] ? netdev_notice (net/core/dev.c:13194) [ 253.389224][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.389225][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 253.389227][ T70] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 253.389230][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 253.389231][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 253.389233][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 253.389235][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 253.389237][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 253.389240][ T70] ? __up_write (kernel/locking/rwsem.c:1415) [ 253.389242][ T70] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 253.389243][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 253.389245][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 253.389247][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 253.389250][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 253.389252][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 253.389254][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 253.389257][ T70] cleanup_net (net/core/net_namespace.c:706) [ 253.389258][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 253.389260][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 253.389262][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.389264][ T70] process_one_work (kernel/workqueue.c:3387) [ 253.389267][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 253.389269][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 253.389271][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 253.389273][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 253.389275][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 253.389277][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 253.389279][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 253.389281][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 253.389283][ T70] kthread (kernel/kthread.c:436) [ 253.389284][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 253.389286][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 253.389288][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 253.389290][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 253.389292][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 253.389294][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 253.389296][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 255.771778][ T7154] softirqs last disabled at (0): 0x0 | [ 255.771780][ T7154] Preemption disabled at: | [ 255.771782][ T7154] vprintk_emit (kernel/printk/printk.c:2471) | [ 255.771795][ T7154] Tainted: [W]=WARN [ 255.771796][ T7154] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 255.771799][ T7154] Call Trace: [ 255.771801][ T7154] [ 255.771802][ T7154] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 255.771809][ T7154] ? vprintk_emit (kernel/printk/printk.c:2471) [ 255.771812][ T7154] __might_resched.cold (kernel/sched/core.c:9234) [ 255.771817][ T7154] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 255.771821][ T7154] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 255.771825][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.771829][ T7154] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 255.771833][ T7154] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 255.771837][ T7154] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 255.771844][ T7154] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 255.771847][ T7154] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 255.771855][ T7154] put_chars (drivers/char/virtio_console.c:1176) [ 255.771858][ T7154] ? __send_to_port (drivers/char/virtio_console.c:654) [ 255.771860][ T7154] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 255.771865][ T7154] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 255.771871][ T7154] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 255.771874][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.771877][ T7154] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 255.771881][ T7154] console_emit_next_record (kernel/printk/printk.c:3183) [ 255.771885][ T7154] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 255.771888][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.771890][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.771892][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.771894][ T7154] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 255.771898][ T7154] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 255.771900][ T7154] console_flush_one_record (kernel/printk/printk.c:3268) [ 255.771904][ T7154] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 255.771908][ T7154] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 255.771911][ T7154] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 255.771914][ T7154] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 255.771917][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.771919][ T7154] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 255.771921][ T7154] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 255.771924][ T7154] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 255.771926][ T7154] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 255.771929][ T7154] ? vprintk_emit (kernel/printk/printk.c:2478) [ 255.771932][ T7154] vprintk_emit (kernel/printk/printk.c:2479) [ 255.771935][ T7154] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 255.771937][ T7154] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 255.771940][ T7154] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 255.771944][ T7154] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 255.771947][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.771949][ T7154] _printk (kernel/printk/printk.c:2504) [ 255.771953][ T7154] ? snapshot_read.cold (user.c:?) [ 255.771956][ T7154] ? br_multicast_flood (??:?) [ 255.771961][ T7154] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 255.771965][ T7154] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 255.771967][ T7154] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 255.771970][ T7154] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 255.771974][ T7154] br_init_port (net/bridge/br_stp_if.c:39) [ 255.771977][ T7154] new_nbp (net/bridge/br_if.c:449) [ 255.771980][ T7154] br_add_if (net/bridge/br_if.c:592) [ 255.771983][ T7154] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 255.771987][ T7154] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 255.771989][ T7154] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 255.771994][ T7154] do_set_master (net/core/rtnetlink.c:3071) [ 255.771997][ T7154] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 255.772000][ T7154] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 255.772002][ T7154] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 255.772004][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.772007][ T7154] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 255.772012][ T7154] ? kasan_save_stack (mm/kasan/common.c:58) [ 255.772015][ T7154] ? kasan_save_stack (mm/kasan/common.c:57) [ 255.772016][ T7154] ? kasan_save_track (mm/kasan/common.c:78) [ 255.772018][ T7154] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 255.772020][ T7154] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 255.772022][ T7154] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 255.772025][ T7154] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 255.772027][ T7154] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 255.772031][ T7154] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 255.772033][ T7154] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 255.772035][ T7154] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 255.772039][ T7154] ? ____sys_sendmsg (net/socket.c:2713) [ 255.772041][ T7154] ? ___sys_sendmsg (net/socket.c:2767) [ 255.772044][ T7154] ? __sys_sendmsg (net/socket.c:2799) [ 255.772046][ T7154] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 255.772051][ T7154] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 255.772055][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.772057][ T7154] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 255.772059][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.772061][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.772064][ T7154] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 255.772066][ T7154] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 255.772069][ T7154] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 255.772071][ T7154] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 255.772074][ T7154] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 255.772076][ T7154] ? nla_get_range_signed (lib/nlattr.c:270) [ 255.772080][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.772083][ T7154] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 255.772086][ T7154] rtnl_newlink (net/core/rtnetlink.c:4215) [ 255.772090][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.772092][ T7154] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 255.772094][ T7154] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 255.772097][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.772100][ T7154] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 255.772102][ T7154] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 255.772104][ T7154] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 255.772107][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.772109][ T7154] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 255.772113][ T7154] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 255.772117][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.772119][ T7154] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 255.772121][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.772124][ T7154] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 255.772126][ T7154] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 255.772129][ T7154] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 255.772131][ T7154] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 255.772134][ T7154] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 255.772138][ T7154] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 255.772141][ T7154] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 255.772143][ T7154] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 255.772146][ T7154] ? netlink_ack (./include/linux/skbuff.h:2718) [ 255.772148][ T7154] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 255.772153][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.772155][ T7154] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 255.772158][ T7154] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 255.772162][ T7154] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 255.772165][ T7154] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 255.772168][ T7154] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 255.772172][ T7154] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 255.772174][ T7154] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 255.772177][ T7154] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 255.772180][ T7154] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 255.772184][ T7154] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 255.772187][ T7154] ____sys_sendmsg (net/socket.c:2713) [ 255.772190][ T7154] ? copy_msghdr_from_user (net/socket.c:2650) [ 255.772192][ T7154] ? sock_write_iter (net/socket.c:1269) [ 255.772195][ T7154] ? move_addr_to_kernel (net/socket.c:258) [ 255.772197][ T7154] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 255.772202][ T7154] ___sys_sendmsg (net/socket.c:2767) [ 255.772205][ T7154] ? copy_msghdr_from_user (net/socket.c:2619) [ 255.772213][ T7154] __sys_sendmsg (net/socket.c:2799) [ 255.772217][ T7154] ? __sys_sendmsg_sock (net/socket.c:2780) [ 255.772221][ T7154] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.772224][ T7154] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 255.772227][ T7154] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 255.772230][ T7154] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 255.772232][ T7154] RIP: 0033:0x7f3a0891754e [ 255.772235][ T7154] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 255.772238][ T7154] RSP: 002b:00007ffc1fec64f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 255.772243][ T7154] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3a0891754e [ 255.772245][ T7154] RDX: 0000000000000000 RSI: 00007ffc1fec65a0 RDI: 0000000000000005 [ 255.772247][ T7154] RBP: 00007ffc1fec6500 R08: 0000000000000000 R09: 0000000000000000 [ 255.772248][ T7154] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913a1a [ 255.772250][ T7154] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc1fec6c60 | [ 259.254224][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 259.254226][ T70] Preemption disabled at: | [ 259.254227][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 259.254238][ T70] Tainted: [W]=WARN [ 259.254239][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 259.254241][ T70] Workqueue: netns cleanup_net [ 259.254247][ T70] Call Trace: [ 259.254248][ T70] [ 259.254250][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 259.254256][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 259.254257][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 259.254260][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 259.254263][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 259.254266][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.254269][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 259.254272][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 259.254275][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 259.254280][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 259.254281][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 259.254284][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 259.254286][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 259.254287][ T70] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 259.254290][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 259.254295][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 259.254297][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 259.254299][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 259.254301][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.254302][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.254304][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 259.254306][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 259.254308][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.254309][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.254310][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.254311][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 259.254314][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 259.254316][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 259.254318][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 259.254321][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 259.254323][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 259.254325][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 259.254326][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.254327][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 259.254329][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 259.254331][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 259.254332][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 259.254334][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 259.254336][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 259.254337][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 259.254338][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 259.254340][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 259.254343][ T70] ? kthread (kernel/kthread.c:436) [ 259.254345][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 259.254348][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 259.254351][ T70] _printk (kernel/printk/printk.c:2504) [ 259.254354][ T70] ? snapshot_read.cold (user.c:?) [ 259.254356][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 259.254360][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 259.254362][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 259.254364][ T70] ? netdev_notice (net/core/dev.c:13194) [ 259.254366][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.254368][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 259.254369][ T70] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 259.254372][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 259.254373][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 259.254375][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 259.254377][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 259.254380][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 259.254383][ T70] ? __up_write (kernel/locking/rwsem.c:1415) [ 259.254384][ T70] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 259.254385][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 259.254388][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 259.254390][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 259.254392][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 259.254394][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 259.254396][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 259.254399][ T70] cleanup_net (net/core/net_namespace.c:706) [ 259.254401][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 259.254403][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 259.254405][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.254406][ T70] process_one_work (kernel/workqueue.c:3387) [ 259.254409][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 259.254411][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 259.254413][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 259.254416][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 259.254418][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 259.254420][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 259.254422][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 259.254424][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 259.254426][ T70] kthread (kernel/kthread.c:436) [ 259.254428][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 259.254429][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 259.254431][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 259.254433][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 259.254435][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 259.254438][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 259.254440][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 262.234323][ T7343] softirqs last disabled at (0): 0x0 | [ 262.234325][ T7343] Preemption disabled at: | [ 262.234326][ T7343] vprintk_emit (kernel/printk/printk.c:2471) | [ 262.234336][ T7343] Tainted: [W]=WARN [ 262.234337][ T7343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 262.234339][ T7343] Call Trace: [ 262.234340][ T7343] [ 262.234342][ T7343] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 262.234347][ T7343] ? vprintk_emit (kernel/printk/printk.c:2471) [ 262.234348][ T7343] __might_resched.cold (kernel/sched/core.c:9234) [ 262.234352][ T7343] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 262.234356][ T7343] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.234359][ T7343] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 262.234362][ T7343] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 262.234365][ T7343] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 262.234370][ T7343] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 262.234372][ T7343] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 262.234375][ T7343] put_chars (drivers/char/virtio_console.c:1176) [ 262.234376][ T7343] ? __send_to_port (drivers/char/virtio_console.c:654) [ 262.234378][ T7343] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 262.234381][ T7343] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 262.234386][ T7343] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 262.234388][ T7343] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 262.234390][ T7343] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.234391][ T7343] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.234394][ T7343] console_emit_next_record (kernel/printk/printk.c:3183) [ 262.234396][ T7343] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 262.234399][ T7343] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.234400][ T7343] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.234401][ T7343] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.234402][ T7343] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.234404][ T7343] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 262.234406][ T7343] console_flush_one_record (kernel/printk/printk.c:3268) [ 262.234409][ T7343] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 262.234411][ T7343] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 262.234413][ T7343] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.234415][ T7343] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 262.234417][ T7343] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.234418][ T7343] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 262.234419][ T7343] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 262.234421][ T7343] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 262.234423][ T7343] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 262.234425][ T7343] ? vprintk_emit (kernel/printk/printk.c:2478) [ 262.234426][ T7343] vprintk_emit (kernel/printk/printk.c:2479) [ 262.234428][ T7343] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 262.234431][ T7343] ? nf_defrag_fini+0x980/0x980 nf_defrag_ipv4 [ 262.234433][ T7343] _printk (kernel/printk/printk.c:2504) [ 262.234436][ T7343] ? snapshot_read.cold (user.c:?) [ 262.234439][ T7343] ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356) [ 262.234441][ T7343] dp_init (net/openvswitch/actions.c:729) openvswitch [ 262.234447][ T7343] ? nf_defrag_fini+0x980/0x980 nf_defrag_ipv4 [ 262.234449][ T7343] do_one_initcall (init/main.c:1357) [ 262.234451][ T7343] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 262.234453][ T7343] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 262.234456][ T7343] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 262.234460][ T7343] do_init_module (kernel/module/main.c:3117) [ 262.234462][ T7343] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 262.234463][ T7343] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 262.234465][ T7343] load_module (kernel/module/main.c:3593) [ 262.234467][ T7343] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 262.234471][ T7343] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 262.234473][ T7343] ? __ia32_sys_fsconfig (??:?) [ 262.234476][ T7343] ? backing_file_read_iter (fs/backing-file.c:211) [ 262.234480][ T7343] init_module_from_file (kernel/module/main.c:3790) [ 262.234482][ T7343] ? __do_sys_init_module (kernel/module/main.c:3664) [ 262.234484][ T7343] ? ovl_mmap (fs/overlayfs/file.c:477) [ 262.234487][ T7343] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 262.234489][ T7343] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.234490][ T7343] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 262.234492][ T7343] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 262.234494][ T7343] idempotent_init_module (kernel/module/main.c:3802) [ 262.234496][ T7343] ? init_module_from_file (kernel/module/main.c:3791) [ 262.234498][ T7343] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 262.234500][ T7343] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 262.234503][ T7343] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 262.234504][ T7343] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 262.234507][ T7343] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 262.234511][ T7343] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 262.234513][ T7343] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 262.234515][ T7343] RIP: 0033:0x7f60de76237d [ 262.234517][ T7343] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 262.234519][ T7343] RSP: 002b:00007ffefe56f2b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 262.234523][ T7343] RAX: ffffffffffffffda RBX: 0000564d1e3e9810 RCX: 00007f60de76237d [ 262.234525][ T7343] RDX: 0000000000000000 RSI: 0000564d185c3ffd RDI: 0000000000000005 [ 262.234526][ T7343] RBP: 00007ffefe56f350 R08: 0000000000000000 R09: 646f6d2f62696c2f [ 262.234527][ T7343] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564d185c3ffd [ 262.234527][ T7343] R13: 0000564d1e3e9a90 R14: 0000000000040000 R15: 0000000000000000 | [ 263.778821][ T7402] softirqs last disabled at (0): 0x0 | [ 263.778823][ T7402] Preemption disabled at: | [ 263.778824][ T7402] vprintk_emit (kernel/printk/printk.c:2471) | [ 263.778834][ T7402] Tainted: [W]=WARN [ 263.778835][ T7402] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 263.778837][ T7402] Call Trace: [ 263.778838][ T7402] [ 263.778839][ T7402] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 263.778846][ T7402] ? vprintk_emit (kernel/printk/printk.c:2471) [ 263.778847][ T7402] __might_resched.cold (kernel/sched/core.c:9234) [ 263.778851][ T7402] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 263.778855][ T7402] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.778857][ T7402] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 263.778860][ T7402] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 263.778864][ T7402] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 263.778868][ T7402] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 263.778870][ T7402] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 263.778873][ T7402] put_chars (drivers/char/virtio_console.c:1176) [ 263.778875][ T7402] ? __send_to_port (drivers/char/virtio_console.c:654) [ 263.778876][ T7402] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 263.778885][ T7402] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 263.778887][ T7402] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 263.778892][ T7402] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 263.778894][ T7402] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 263.778896][ T7402] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.778897][ T7402] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.778898][ T7402] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 263.778901][ T7402] console_emit_next_record (kernel/printk/printk.c:3183) [ 263.778904][ T7402] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 263.778906][ T7402] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.778907][ T7402] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.778908][ T7402] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.778909][ T7402] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 263.778911][ T7402] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 263.778913][ T7402] console_flush_one_record (kernel/printk/printk.c:3268) [ 263.778915][ T7402] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 263.778918][ T7402] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 263.778920][ T7402] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 263.778921][ T7402] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 263.778923][ T7402] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.778924][ T7402] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 263.778925][ T7402] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 263.778927][ T7402] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 263.778928][ T7402] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 263.778930][ T7402] ? vprintk_emit (kernel/printk/printk.c:2478) [ 263.778932][ T7402] vprintk_emit (kernel/printk/printk.c:2479) [ 263.778934][ T7402] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 263.778936][ T7402] _printk (kernel/printk/printk.c:2504) [ 263.778939][ T7402] ? snapshot_read.cold (user.c:?) [ 263.778941][ T7402] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 263.778943][ T7402] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 263.778947][ T7402] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 263.778949][ T7402] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 263.778951][ T7402] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 263.778954][ T7402] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 263.778956][ T7402] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 263.778958][ T7402] ? netdev_notice (net/core/dev.c:13194) [ 263.778960][ T7402] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 263.778968][ T7402] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 263.778969][ T7402] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 263.778971][ T7402] netif_set_promiscuity (net/core/dev.c:9699) [ 263.778974][ T7402] dev_set_promiscuity (net/core/dev_api.c:288) [ 263.778976][ T7402] ? dev_disable_lro (net/core/dev_api.c:267) [ 263.778977][ T7402] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 263.778982][ T7402] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 263.778985][ T7402] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 263.778987][ T7402] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 263.778991][ T7402] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 263.778995][ T7402] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 263.778999][ T7402] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 263.779002][ T7402] ? __nla_validate_parse (lib/nlattr.c:635) [ 263.779007][ T7402] ? __nla_parse (lib/nlattr.c:732) [ 263.779009][ T7402] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 263.779013][ T7402] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 263.779015][ T7402] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 263.779019][ T7402] ? security_capable (security/security.c:660 (discriminator 11)) [ 263.779022][ T7402] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 263.779024][ T7402] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 263.779026][ T7402] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 263.779030][ T7402] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 263.779033][ T7402] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 263.779035][ T7402] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 263.779037][ T7402] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 263.779039][ T7402] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 263.779041][ T7402] ? netlink_ack (./include/linux/skbuff.h:2718) [ 263.779044][ T7402] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 263.779046][ T7402] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.779047][ T7402] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 263.779049][ T7402] genl_rcv (net/netlink/genetlink.c:1218) [ 263.779051][ T7402] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 263.779053][ T7402] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 263.779055][ T7402] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 263.779057][ T7402] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 263.779060][ T7402] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 263.779062][ T7402] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 263.779064][ T7402] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 263.779066][ T7402] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.779067][ T7402] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 263.779070][ T7402] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 263.779074][ T7402] __sys_sendto (net/socket.c:2281) [ 263.779076][ T7402] ? __ia32_sys_getpeername (net/socket.c:2235) [ 263.779078][ T7402] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 263.779080][ T7402] ? do_futex (kernel/futex/syscalls.c:138) [ 263.779082][ T7402] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 263.779085][ T7402] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 263.779087][ T7402] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 263.779089][ T7402] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 263.779090][ T7402] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 263.779092][ T7402] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 263.779093][ T7402] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 263.779097][ T7402] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 263.779099][ T7402] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 263.779101][ T7402] RIP: 0033:0x7f34b40d0312 [ 263.779103][ T7402] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 263.779105][ T7402] RSP: 002b:00007ffc33eaa618 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 263.779109][ T7402] RAX: ffffffffffffffda RBX: 00007ffc33eaa748 RCX: 00007f34b40d0312 [ 263.779110][ T7402] RDX: 0000000000000034 RSI: 00007f34b314b270 RDI: 0000000000000023 [ 263.779111][ T7402] RBP: 00007ffc33eaa640 R08: 00007ffc33eaa7c0 R09: 000000000000000c [ 263.779112][ T7402] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f34b1f3e190 [ 263.779113][ T7402] R13: 00007ffc33eaa748 R14: 00007f34b39ef01a R15: 00007ffc33eaab38 | [ 270.498361][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 270.498363][ T70] Preemption disabled at: | [ 270.498364][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 270.498374][ T70] Tainted: [W]=WARN [ 270.498375][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 270.498377][ T70] Workqueue: netns cleanup_net [ 270.498382][ T70] Call Trace: [ 270.498384][ T70] [ 270.498385][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 270.498391][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 270.498392][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 270.498396][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 270.498399][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 270.498401][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.498404][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 270.498406][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 270.498409][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 270.498414][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 270.498415][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 270.498418][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 270.498419][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 270.498421][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 270.498423][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 270.498425][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 270.498430][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 270.498432][ T70] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 270.498434][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 270.498436][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 270.498438][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.498439][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.498442][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 270.498444][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 270.498447][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.498448][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.498449][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.498450][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.498452][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 270.498453][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 270.498456][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 270.498459][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 270.498460][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.498462][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 270.498464][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.498465][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 270.498466][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 270.498468][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 270.498469][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 270.498471][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 270.498473][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 270.498474][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 270.498476][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 270.498478][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 270.498484][ T70] _printk (kernel/printk/printk.c:2504) [ 270.498488][ T70] ? snapshot_read.cold (user.c:?) [ 270.498490][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 270.498493][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 270.498495][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 270.498497][ T70] ? netdev_notice (net/core/dev.c:13194) [ 270.498499][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 270.498502][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 270.498505][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 270.498506][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 270.498508][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 270.498511][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 270.498513][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 270.498516][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 270.498522][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 270.498527][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.498529][ T70] notifier_call_chain (kernel/notifier.c:85) [ 270.498532][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 270.498534][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 270.498536][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 270.498538][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 270.498540][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 270.498541][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.498543][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 270.498544][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 270.498546][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 270.498549][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 270.498551][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 270.498557][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 270.498560][ T70] cleanup_net (net/core/net_namespace.c:706) [ 270.498562][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 270.498563][ T70] ? update_load_avg (kernel/sched/fair.c:5864) [ 270.498566][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.498568][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.498569][ T70] process_one_work (kernel/workqueue.c:3387) [ 270.498573][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 270.498575][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 270.498577][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 270.498580][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 270.498582][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 270.498584][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 270.498586][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 270.498588][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 270.498589][ T70] kthread (kernel/kthread.c:436) [ 270.498591][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 270.498594][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 270.498596][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 270.498599][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 270.498601][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 270.498604][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 270.498606][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 272.563523][ T7628] softirqs last disabled at (0): 0x0 | [ 272.563526][ T7628] Preemption disabled at: | [ 272.563527][ T7628] vprintk_emit (kernel/printk/printk.c:2471) | [ 272.563540][ T7628] Tainted: [W]=WARN [ 272.563542][ T7628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 272.563544][ T7628] Call Trace: [ 272.563546][ T7628] [ 272.563548][ T7628] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 272.563559][ T7628] ? vprintk_emit (kernel/printk/printk.c:2471) [ 272.563561][ T7628] __might_resched.cold (kernel/sched/core.c:9234) [ 272.563566][ T7628] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 272.563571][ T7628] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 272.563575][ T7628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.563579][ T7628] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 272.563582][ T7628] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 272.563586][ T7628] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 272.563593][ T7628] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 272.563595][ T7628] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 272.563599][ T7628] put_chars (drivers/char/virtio_console.c:1176) [ 272.563602][ T7628] ? __send_to_port (drivers/char/virtio_console.c:654) [ 272.563604][ T7628] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 272.563609][ T7628] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 272.563615][ T7628] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 272.563618][ T7628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.563621][ T7628] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 272.563624][ T7628] console_emit_next_record (kernel/printk/printk.c:3183) [ 272.563628][ T7628] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 272.563631][ T7628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.563633][ T7628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.563635][ T7628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.563637][ T7628] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 272.563640][ T7628] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 272.563643][ T7628] console_flush_one_record (kernel/printk/printk.c:3268) [ 272.563646][ T7628] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 272.563650][ T7628] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 272.563653][ T7628] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 272.563656][ T7628] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 272.563658][ T7628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.563660][ T7628] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 272.563663][ T7628] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 272.563665][ T7628] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 272.563667][ T7628] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 272.563670][ T7628] ? vprintk_emit (kernel/printk/printk.c:2478) [ 272.563673][ T7628] vprintk_emit (kernel/printk/printk.c:2479) [ 272.563676][ T7628] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 272.563678][ T7628] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 272.563680][ T7628] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 272.563683][ T7628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.563686][ T7628] _printk (kernel/printk/printk.c:2504) [ 272.563690][ T7628] ? snapshot_read.cold (user.c:?) [ 272.563693][ T7628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.563695][ T7628] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 272.563699][ T7628] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 272.563703][ T7628] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 272.563706][ T7628] ? netdev_notice (net/core/dev.c:13194) [ 272.563708][ T7628] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 272.563718][ T7628] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 272.563723][ T7628] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 272.563726][ T7628] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 272.563730][ T7628] netif_set_promiscuity (net/core/dev.c:9699) [ 272.563735][ T7628] dev_set_promiscuity (net/core/dev_api.c:288) [ 272.563738][ T7628] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 272.563745][ T7628] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 272.563754][ T7628] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 272.563760][ T7628] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 272.563765][ T7628] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 272.563771][ T7628] ? security_capable (security/security.c:660 (discriminator 11)) [ 272.563775][ T7628] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 272.563779][ T7628] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 272.563782][ T7628] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 272.563788][ T7628] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 272.563792][ T7628] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 272.563797][ T7628] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 272.563800][ T7628] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 272.563803][ T7628] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 272.563806][ T7628] ? netlink_ack (./include/linux/skbuff.h:2718) [ 272.563810][ T7628] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 272.563813][ T7628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.563815][ T7628] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 272.563818][ T7628] genl_rcv (net/netlink/genetlink.c:1218) [ 272.563821][ T7628] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 272.563824][ T7628] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 272.563827][ T7628] ? __futex_wake_mark (kernel/futex/waitwake.c:123 (discriminator 4) kernel/futex/waitwake.c:110 (discriminator 4)) [ 272.563832][ T7628] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 272.563835][ T7628] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 272.563838][ T7628] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 272.563841][ T7628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.563843][ T7628] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 272.563847][ T7628] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 272.563851][ T7628] __sys_sendto (net/socket.c:2281) [ 272.563854][ T7628] ? __ia32_sys_getpeername (net/socket.c:2235) [ 272.563857][ T7628] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 272.563860][ T7628] ? do_futex (kernel/futex/syscalls.c:133) [ 272.563863][ T7628] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 272.563867][ T7628] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 272.563873][ T7628] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 272.563875][ T7628] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 272.563879][ T7628] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 272.563882][ T7628] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 272.563884][ T7628] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 272.563888][ T7628] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 272.563891][ T7628] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 272.563894][ T7628] RIP: 0033:0x7f689692d312 [ 272.563897][ T7628] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 272.563900][ T7628] RSP: 002b:00007ffef9f1a8b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 272.563905][ T7628] RAX: ffffffffffffffda RBX: 00007ffef9f1a9e8 RCX: 00007f689692d312 [ 272.563907][ T7628] RDX: 0000000000000024 RSI: 00007f68924f5b60 RDI: 0000000000000020 [ 272.563908][ T7628] RBP: 00007ffef9f1a8e0 R08: 00007ffef9f1aa60 R09: 000000000000000c [ 272.563917][ T7628] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6894789e10 [ 272.563919][ T7628] R13: 00007ffef9f1a9e8 R14: 00007f689624c01a R15: 00007ffef9f1add8 | [ 274.811953][ T7735] softirqs last disabled at (0): 0x0 | [ 274.811955][ T7735] Preemption disabled at: | [ 274.811955][ T7735] vprintk_emit (kernel/printk/printk.c:2471) | [ 274.811966][ T7735] Tainted: [W]=WARN [ 274.811967][ T7735] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 274.811968][ T7735] Call Trace: [ 274.811970][ T7735] [ 274.811971][ T7735] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 274.811977][ T7735] ? vprintk_emit (kernel/printk/printk.c:2471) [ 274.811978][ T7735] __might_resched.cold (kernel/sched/core.c:9234) [ 274.811982][ T7735] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 274.811986][ T7735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.811989][ T7735] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 274.811992][ T7735] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 274.811995][ T7735] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 274.812001][ T7735] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 274.812002][ T7735] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 274.812005][ T7735] put_chars (drivers/char/virtio_console.c:1176) [ 274.812006][ T7735] ? __send_to_port (drivers/char/virtio_console.c:654) [ 274.812008][ T7735] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 274.812011][ T7735] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 274.812015][ T7735] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 274.812018][ T7735] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 274.812019][ T7735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.812020][ T7735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.812023][ T7735] console_emit_next_record (kernel/printk/printk.c:3183) [ 274.812026][ T7735] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 274.812028][ T7735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.812029][ T7735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.812030][ T7735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.812031][ T7735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.812033][ T7735] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 274.812035][ T7735] console_flush_one_record (kernel/printk/printk.c:3268) [ 274.812037][ T7735] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 274.812040][ T7735] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 274.812041][ T7735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.812043][ T7735] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 274.812045][ T7735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.812046][ T7735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 274.812047][ T7735] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 274.812049][ T7735] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 274.812050][ T7735] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 274.812052][ T7735] ? vprintk_emit (kernel/printk/printk.c:2478) [ 274.812054][ T7735] vprintk_emit (kernel/printk/printk.c:2479) [ 274.812055][ T7735] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 274.812056][ T7735] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 274.812058][ T7735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.812059][ T7735] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 274.812063][ T7735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.812065][ T7735] _printk (kernel/printk/printk.c:2504) [ 274.812068][ T7735] ? snapshot_read.cold (user.c:?) [ 274.812070][ T7735] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 274.812074][ T7735] ? idr_get_free (??:?) [ 274.812076][ T7735] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 274.812079][ T7735] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 274.812086][ T7735] ? nla_get_range_signed (lib/nlattr.c:270) [ 274.812090][ T7735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.812091][ T7735] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 274.812094][ T7735] __nla_validate_parse (lib/nlattr.c:635) [ 274.812097][ T7735] __nla_parse (lib/nlattr.c:732) [ 274.812099][ T7735] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 274.812101][ T7735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 274.812103][ T7735] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 274.812106][ T7735] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 274.812109][ T7735] ? security_capable (security/security.c:660 (discriminator 11)) [ 274.812112][ T7735] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 274.812114][ T7735] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 274.812117][ T7735] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 274.812124][ T7735] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 274.812127][ T7735] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 274.812129][ T7735] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 274.812131][ T7735] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 274.812133][ T7735] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 274.812135][ T7735] ? netlink_ack (./include/linux/skbuff.h:2718) [ 274.812138][ T7735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.812140][ T7735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.812141][ T7735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 274.812143][ T7735] genl_rcv (net/netlink/genetlink.c:1218) [ 274.812145][ T7735] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 274.812147][ T7735] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 274.812150][ T7735] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 274.812152][ T7735] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 274.812154][ T7735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.812156][ T7735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.812157][ T7735] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 274.812160][ T7735] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 274.812163][ T7735] __sys_sendto (net/socket.c:2281) [ 274.812166][ T7735] ? __ia32_sys_getpeername (net/socket.c:2235) [ 274.812170][ T7735] ? fput_close_sync (fs/file_table.c:617) [ 274.812173][ T7735] ? alloc_file_clone (fs/file_table.c:479) [ 274.812175][ T7735] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 274.812176][ T7735] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 274.812178][ T7735] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 274.812180][ T7735] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 274.812181][ T7735] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 274.812183][ T7735] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 274.812185][ T7735] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 274.812187][ T7735] RIP: 0033:0x7f2189f18312 [ 274.812190][ T7735] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 274.812192][ T7735] RSP: 002b:00007ffd477fc748 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 274.812195][ T7735] RAX: ffffffffffffffda RBX: 00007ffd477fc878 RCX: 00007f2189f18312 [ 274.812197][ T7735] RDX: 0000000000000044 RSI: 00007f2185af31e0 RDI: 0000000000000020 [ 274.812197][ T7735] RBP: 00007ffd477fc770 R08: 00007ffd477fc8f0 R09: 000000000000000c [ 274.812198][ T7735] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2187d860b0 [ 274.812199][ T7735] R13: 00007ffd477fc878 R14: 00007f218983701a R15: 00007ffd477fcc68 | [ 276.400411][ T7792] softirqs last disabled at (0): 0x0 | [ 276.400413][ T7792] Preemption disabled at: | [ 276.400413][ T7792] vprintk_emit (kernel/printk/printk.c:2471) | [ 276.400424][ T7792] Tainted: [W]=WARN [ 276.400425][ T7792] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 276.400426][ T7792] Call Trace: [ 276.400428][ T7792] [ 276.400429][ T7792] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 276.400435][ T7792] ? vprintk_emit (kernel/printk/printk.c:2471) [ 276.400436][ T7792] __might_resched.cold (kernel/sched/core.c:9234) [ 276.400440][ T7792] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 276.400443][ T7792] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 276.400446][ T7792] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 276.400449][ T7792] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 276.400452][ T7792] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 276.400458][ T7792] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 276.400460][ T7792] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 276.400462][ T7792] put_chars (drivers/char/virtio_console.c:1176) [ 276.400464][ T7792] ? __send_to_port (drivers/char/virtio_console.c:654) [ 276.400465][ T7792] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 276.400468][ T7792] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 276.400470][ T7792] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 276.400475][ T7792] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 276.400477][ T7792] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 276.400478][ T7792] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 276.400480][ T7792] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 276.400481][ T7792] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 276.400483][ T7792] console_emit_next_record (kernel/printk/printk.c:3183) [ 276.400486][ T7792] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 276.400488][ T7792] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 276.400489][ T7792] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 276.400490][ T7792] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 276.400491][ T7792] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 276.400493][ T7792] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 276.400495][ T7792] console_flush_one_record (kernel/printk/printk.c:3268) [ 276.400498][ T7792] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 276.400501][ T7792] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 276.400503][ T7792] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 276.400505][ T7792] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 276.400506][ T7792] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 276.400507][ T7792] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 276.400509][ T7792] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 276.400511][ T7792] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 276.400512][ T7792] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 276.400514][ T7792] ? vprintk_emit (kernel/printk/printk.c:2478) [ 276.400516][ T7792] vprintk_emit (kernel/printk/printk.c:2479) [ 276.400517][ T7792] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 276.400519][ T7792] _printk (kernel/printk/printk.c:2504) [ 276.400523][ T7792] ? snapshot_read.cold (user.c:?) [ 276.400525][ T7792] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 276.400527][ T7792] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 276.400531][ T7792] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 276.400533][ T7792] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 276.400535][ T7792] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 276.400538][ T7792] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 276.400540][ T7792] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 276.400542][ T7792] ? netdev_notice (net/core/dev.c:13194) [ 276.400544][ T7792] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 276.400552][ T7792] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 276.400557][ T7792] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 276.400559][ T7792] netif_set_promiscuity (net/core/dev.c:9699) [ 276.400562][ T7792] dev_set_promiscuity (net/core/dev_api.c:288) [ 276.400564][ T7792] ? dev_disable_lro (net/core/dev_api.c:267) [ 276.400566][ T7792] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 276.400570][ T7792] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 276.400574][ T7792] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 276.400576][ T7792] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 276.400581][ T7792] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 276.400585][ T7792] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 276.400589][ T7792] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 276.400592][ T7792] ? __nla_validate_parse (lib/nlattr.c:635) [ 276.400596][ T7792] ? __nla_parse (lib/nlattr.c:732) [ 276.400598][ T7792] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 276.400602][ T7792] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 276.400605][ T7792] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 276.400608][ T7792] ? security_capable (security/security.c:660 (discriminator 11)) [ 276.400611][ T7792] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 276.400614][ T7792] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 276.400616][ T7792] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 276.400619][ T7792] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 276.400622][ T7792] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 276.400625][ T7792] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 276.400627][ T7792] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 276.400629][ T7792] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 276.400631][ T7792] ? netlink_ack (./include/linux/skbuff.h:2718) [ 276.400634][ T7792] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 276.400636][ T7792] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 276.400637][ T7792] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 276.400639][ T7792] genl_rcv (net/netlink/genetlink.c:1218) [ 276.400641][ T7792] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 276.400643][ T7792] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 276.400645][ T7792] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 276.400647][ T7792] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 276.400648][ T7792] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 276.400650][ T7792] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 276.400652][ T7792] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 276.400654][ T7792] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 276.400656][ T7792] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 276.400658][ T7792] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 276.400661][ T7792] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 276.400664][ T7792] __sys_sendto (net/socket.c:2281) [ 276.400667][ T7792] ? __ia32_sys_getpeername (net/socket.c:2235) [ 276.400668][ T7792] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 276.400671][ T7792] ? do_futex (kernel/futex/syscalls.c:138) [ 276.400673][ T7792] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 276.400676][ T7792] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 276.400680][ T7792] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 276.400681][ T7792] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 276.400683][ T7792] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 276.400686][ T7792] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 276.400688][ T7792] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 276.400689][ T7792] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 276.400693][ T7792] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 276.400695][ T7792] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 276.400697][ T7792] RIP: 0033:0x7fed1371b312 [ 276.400699][ T7792] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 276.400701][ T7792] RSP: 002b:00007ffc7776e9c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 276.400705][ T7792] RAX: ffffffffffffffda RBX: 00007ffc7776eaf8 RCX: 00007fed1371b312 [ 276.400707][ T7792] RDX: 0000000000000034 RSI: 00007fed103588f0 RDI: 0000000000000023 [ 276.400708][ T7792] RBP: 00007ffc7776e9f0 R08: 00007ffc7776eb70 R09: 000000000000000c [ 276.400709][ T7792] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fed1157e190 [ 276.400710][ T7792] R13: 00007ffc7776eaf8 R14: 00007fed1303a01a R15: 00007ffc7776eee8 | [ 283.215658][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 283.215661][ T70] Preemption disabled at: | [ 283.215661][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 283.215672][ T70] Tainted: [W]=WARN [ 283.215673][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 283.215675][ T70] Workqueue: netns cleanup_net [ 283.215681][ T70] Call Trace: [ 283.215683][ T70] [ 283.215684][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 283.215690][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 283.215691][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 283.215695][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 283.215699][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 283.215701][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 283.215703][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 283.215706][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 283.215709][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 283.215714][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 283.215716][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 283.215718][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 283.215720][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 283.215721][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 283.215723][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 283.215726][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 283.215730][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 283.215732][ T70] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 283.215734][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 283.215736][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 283.215738][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 283.215739][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 283.215742][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 283.215745][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 283.215747][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 283.215748][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 283.215749][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 283.215750][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 283.215752][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 283.215753][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 283.215756][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 283.215758][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 283.215760][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 283.215762][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 283.215763][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 283.215764][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 283.215766][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 283.215767][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 283.215769][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 283.215771][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 283.215772][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 283.215774][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 283.215775][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 283.215777][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 283.215784][ T70] _printk (kernel/printk/printk.c:2504) [ 283.215787][ T70] ? snapshot_read.cold (user.c:?) [ 283.215789][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 283.215793][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 283.215795][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 283.215797][ T70] ? netdev_notice (net/core/dev.c:13194) [ 283.215798][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 283.215801][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 283.215804][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 283.215806][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 283.215808][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 283.215810][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 283.215812][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 283.215815][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 283.215821][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 283.215825][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 283.215827][ T70] notifier_call_chain (kernel/notifier.c:85) [ 283.215831][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 283.215834][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 283.215836][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 283.215838][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 283.215839][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 283.215841][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 283.215843][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 283.215844][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 283.215846][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 283.215849][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 283.215851][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 283.215853][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 283.215856][ T70] cleanup_net (net/core/net_namespace.c:706) [ 283.215858][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 283.215860][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 283.215861][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 283.215863][ T70] process_one_work (kernel/workqueue.c:3387) [ 283.215867][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 283.215869][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 283.215871][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 283.215873][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 283.215876][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 283.215877][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 283.215880][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 283.215882][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 283.215883][ T70] kthread (kernel/kthread.c:436) [ 283.215885][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 283.215888][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 283.215890][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 283.215894][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 283.215896][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 283.215898][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 283.215900][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 284.938483][ T8018] softirqs last disabled at (0): 0x0 | [ 284.938485][ T8018] Preemption disabled at: | [ 284.938486][ T8018] vprintk_emit (kernel/printk/printk.c:2471) | [ 284.938496][ T8018] Tainted: [W]=WARN [ 284.938497][ T8018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 284.938499][ T8018] Call Trace: [ 284.938501][ T8018] [ 284.938502][ T8018] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 284.938508][ T8018] ? vprintk_emit (kernel/printk/printk.c:2471) [ 284.938509][ T8018] __might_resched.cold (kernel/sched/core.c:9234) [ 284.938513][ T8018] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 284.938517][ T8018] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 284.938520][ T8018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.938523][ T8018] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 284.938526][ T8018] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 284.938529][ T8018] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 284.938534][ T8018] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 284.938536][ T8018] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 284.938539][ T8018] put_chars (drivers/char/virtio_console.c:1176) [ 284.938540][ T8018] ? __send_to_port (drivers/char/virtio_console.c:654) [ 284.938542][ T8018] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 284.938545][ T8018] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 284.938550][ T8018] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 284.938552][ T8018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.938557][ T8018] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.938560][ T8018] console_emit_next_record (kernel/printk/printk.c:3183) [ 284.938562][ T8018] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 284.938565][ T8018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.938566][ T8018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.938567][ T8018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.938568][ T8018] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.938570][ T8018] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 284.938572][ T8018] console_flush_one_record (kernel/printk/printk.c:3268) [ 284.938574][ T8018] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 284.938577][ T8018] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 284.938579][ T8018] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.938581][ T8018] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 284.938583][ T8018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.938584][ T8018] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 284.938585][ T8018] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 284.938587][ T8018] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 284.938589][ T8018] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 284.938590][ T8018] ? vprintk_emit (kernel/printk/printk.c:2478) [ 284.938592][ T8018] vprintk_emit (kernel/printk/printk.c:2479) [ 284.938594][ T8018] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 284.938595][ T8018] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 284.938598][ T8018] _printk (kernel/printk/printk.c:2504) [ 284.938601][ T8018] ? snapshot_read.cold (user.c:?) [ 284.938603][ T8018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.938604][ T8018] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 284.938607][ T8018] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 284.938610][ T8018] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 284.938612][ T8018] ? netdev_notice (net/core/dev.c:13194) [ 284.938614][ T8018] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 284.938621][ T8018] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 284.938624][ T8018] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 284.938626][ T8018] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 284.938628][ T8018] netif_set_promiscuity (net/core/dev.c:9699) [ 284.938633][ T8018] dev_set_promiscuity (net/core/dev_api.c:288) [ 284.938635][ T8018] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 284.938639][ T8018] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 284.938645][ T8018] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 284.938649][ T8018] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 284.938652][ T8018] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 284.938656][ T8018] ? security_capable (security/security.c:660 (discriminator 11)) [ 284.938659][ T8018] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 284.938661][ T8018] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 284.938664][ T8018] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 284.938667][ T8018] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 284.938670][ T8018] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 284.938674][ T8018] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 284.938676][ T8018] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 284.938678][ T8018] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 284.938680][ T8018] ? netlink_ack (./include/linux/skbuff.h:2718) [ 284.938683][ T8018] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.938685][ T8018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.938686][ T8018] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 284.938688][ T8018] genl_rcv (net/netlink/genetlink.c:1218) [ 284.938690][ T8018] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 284.938692][ T8018] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 284.938694][ T8018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.938696][ T8018] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 284.938698][ T8018] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 284.938700][ T8018] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.938702][ T8018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.938703][ T8018] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 284.938706][ T8018] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 284.938709][ T8018] __sys_sendto (net/socket.c:2281) [ 284.938711][ T8018] ? __ia32_sys_getpeername (net/socket.c:2235) [ 284.938715][ T8018] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.938716][ T8018] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 284.938719][ T8018] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 284.938720][ T8018] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 284.938723][ T8018] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 284.938725][ T8018] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 284.938727][ T8018] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 284.938729][ T8018] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 284.938731][ T8018] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 284.938733][ T8018] RIP: 0033:0x7f76735e3312 [ 284.938735][ T8018] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 284.938737][ T8018] RSP: 002b:00007ffe154ed778 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 284.938741][ T8018] RAX: ffffffffffffffda RBX: 00007ffe154ed8a8 RCX: 00007f76735e3312 [ 284.938742][ T8018] RDX: 0000000000000024 RSI: 00007f76701dd350 RDI: 0000000000000020 [ 284.938743][ T8018] RBP: 00007ffe154ed7a0 R08: 00007ffe154ed920 R09: 000000000000000c [ 284.938744][ T8018] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7671449e10 [ 284.938745][ T8018] R13: 00007ffe154ed8a8 R14: 00007f7672f0201a R15: 00007ffe154edc98 | [ 286.884978][ T8113] softirqs last disabled at (0): 0x0 | [ 286.884980][ T8113] Preemption disabled at: | [ 286.884980][ T8113] vprintk_emit (kernel/printk/printk.c:2471) | [ 286.884991][ T8113] Tainted: [W]=WARN [ 286.884992][ T8113] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 286.884994][ T8113] Call Trace: [ 286.884996][ T8113] [ 286.884997][ T8113] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 286.885003][ T8113] ? vprintk_emit (kernel/printk/printk.c:2471) [ 286.885004][ T8113] __might_resched.cold (kernel/sched/core.c:9234) [ 286.885008][ T8113] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 286.885012][ T8113] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 286.885015][ T8113] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 286.885018][ T8113] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 286.885021][ T8113] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 286.885027][ T8113] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 286.885029][ T8113] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 286.885031][ T8113] put_chars (drivers/char/virtio_console.c:1176) [ 286.885032][ T8113] ? __send_to_port (drivers/char/virtio_console.c:654) [ 286.885034][ T8113] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 286.885037][ T8113] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 286.885042][ T8113] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 286.885044][ T8113] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 286.885045][ T8113] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 286.885047][ T8113] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 286.885049][ T8113] console_emit_next_record (kernel/printk/printk.c:3183) [ 286.885052][ T8113] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 286.885054][ T8113] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 286.885055][ T8113] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 286.885056][ T8113] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 286.885057][ T8113] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 286.885059][ T8113] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 286.885061][ T8113] console_flush_one_record (kernel/printk/printk.c:3268) [ 286.885063][ T8113] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 286.885066][ T8113] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 286.885068][ T8113] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 286.885069][ T8113] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 286.885071][ T8113] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 286.885072][ T8113] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 286.885074][ T8113] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 286.885075][ T8113] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 286.885077][ T8113] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 286.885079][ T8113] ? vprintk_emit (kernel/printk/printk.c:2478) [ 286.885080][ T8113] vprintk_emit (kernel/printk/printk.c:2479) [ 286.885082][ T8113] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 286.885083][ T8113] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 286.885085][ T8113] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 286.885086][ T8113] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 286.885089][ T8113] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 286.885091][ T8113] _printk (kernel/printk/printk.c:2504) [ 286.885094][ T8113] ? snapshot_read.cold (user.c:?) [ 286.885096][ T8113] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 286.885100][ T8113] ? idr_get_free (??:?) [ 286.885102][ T8113] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 286.885105][ T8113] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 286.885112][ T8113] ? nla_get_range_signed (lib/nlattr.c:270) [ 286.885116][ T8113] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 286.885117][ T8113] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 286.885120][ T8113] __nla_validate_parse (lib/nlattr.c:635) [ 286.885123][ T8113] __nla_parse (lib/nlattr.c:732) [ 286.885125][ T8113] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 286.885127][ T8113] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 286.885129][ T8113] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 286.885131][ T8113] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 286.885135][ T8113] ? security_capable (security/security.c:660 (discriminator 11)) [ 286.885138][ T8113] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 286.885140][ T8113] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 286.885143][ T8113] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 286.885150][ T8113] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 286.885153][ T8113] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 286.885155][ T8113] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 286.885157][ T8113] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 286.885159][ T8113] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 286.885161][ T8113] ? netlink_ack (./include/linux/skbuff.h:2718) [ 286.885164][ T8113] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 286.885165][ T8113] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 286.885167][ T8113] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 286.885168][ T8113] genl_rcv (net/netlink/genetlink.c:1218) [ 286.885170][ T8113] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 286.885173][ T8113] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 286.885175][ T8113] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 286.885177][ T8113] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 286.885179][ T8113] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 286.885181][ T8113] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 286.885183][ T8113] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 286.885186][ T8113] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 286.885189][ T8113] __sys_sendto (net/socket.c:2281) [ 286.885191][ T8113] ? __ia32_sys_getpeername (net/socket.c:2235) [ 286.885195][ T8113] ? fput_close_sync (fs/file_table.c:617) [ 286.885198][ T8113] ? alloc_file_clone (fs/file_table.c:479) [ 286.885200][ T8113] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 286.885202][ T8113] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 286.885203][ T8113] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 286.885205][ T8113] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 286.885206][ T8113] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 286.885209][ T8113] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 286.885211][ T8113] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 286.885213][ T8113] RIP: 0033:0x7f19808d9312 [ 286.885215][ T8113] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 286.885217][ T8113] RSP: 002b:00007fffc6085a98 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 286.885221][ T8113] RAX: ffffffffffffffda RBX: 00007fffc6085bc8 RCX: 00007f19808d9312 [ 286.885222][ T8113] RDX: 0000000000000044 RSI: 00007f197c49b370 RDI: 0000000000000020 [ 286.885223][ T8113] RBP: 00007fffc6085ac0 R08: 00007fffc6085c40 R09: 000000000000000c [ 286.885224][ T8113] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f197e7360b0 [ 286.885225][ T8113] R13: 00007fffc6085bc8 R14: 00007f19801f801a R15: 00007fffc6085fb8 | [ 288.415252][ T8170] softirqs last disabled at (0): 0x0 | [ 288.415254][ T8170] Preemption disabled at: | [ 288.415255][ T8170] vprintk_emit (kernel/printk/printk.c:2471) | [ 288.415266][ T8170] Tainted: [W]=WARN [ 288.415267][ T8170] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 288.415268][ T8170] Call Trace: [ 288.415270][ T8170] [ 288.415271][ T8170] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 288.415277][ T8170] ? vprintk_emit (kernel/printk/printk.c:2471) [ 288.415278][ T8170] __might_resched.cold (kernel/sched/core.c:9234) [ 288.415282][ T8170] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 288.415286][ T8170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.415289][ T8170] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 288.415292][ T8170] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 288.415295][ T8170] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 288.415300][ T8170] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 288.415302][ T8170] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 288.415304][ T8170] put_chars (drivers/char/virtio_console.c:1176) [ 288.415306][ T8170] ? __send_to_port (drivers/char/virtio_console.c:654) [ 288.415308][ T8170] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 288.415310][ T8170] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 288.415313][ T8170] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 288.415318][ T8170] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 288.415320][ T8170] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 288.415322][ T8170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.415323][ T8170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.415324][ T8170] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 288.415326][ T8170] console_emit_next_record (kernel/printk/printk.c:3183) [ 288.415329][ T8170] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 288.415331][ T8170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.415332][ T8170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.415333][ T8170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.415334][ T8170] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 288.415336][ T8170] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 288.415338][ T8170] console_flush_one_record (kernel/printk/printk.c:3268) [ 288.415341][ T8170] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 288.415343][ T8170] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 288.415345][ T8170] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 288.415347][ T8170] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 288.415349][ T8170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.415350][ T8170] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 288.415351][ T8170] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 288.415353][ T8170] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 288.415354][ T8170] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 288.415356][ T8170] ? vprintk_emit (kernel/printk/printk.c:2478) [ 288.415358][ T8170] vprintk_emit (kernel/printk/printk.c:2479) [ 288.415360][ T8170] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 288.415362][ T8170] _printk (kernel/printk/printk.c:2504) [ 288.415365][ T8170] ? snapshot_read.cold (user.c:?) [ 288.415367][ T8170] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 288.415370][ T8170] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 288.415374][ T8170] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 288.415375][ T8170] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 288.415377][ T8170] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 288.415380][ T8170] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 288.415382][ T8170] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 288.415385][ T8170] ? netdev_notice (net/core/dev.c:13194) [ 288.415386][ T8170] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 288.415394][ T8170] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 288.415396][ T8170] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 288.415398][ T8170] netif_set_promiscuity (net/core/dev.c:9699) [ 288.415401][ T8170] dev_set_promiscuity (net/core/dev_api.c:288) [ 288.415403][ T8170] ? dev_disable_lro (net/core/dev_api.c:267) [ 288.415404][ T8170] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 288.415409][ T8170] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 288.415412][ T8170] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 288.415414][ T8170] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 288.415418][ T8170] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 288.415422][ T8170] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 288.415426][ T8170] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 288.415429][ T8170] ? __nla_validate_parse (lib/nlattr.c:635) [ 288.415434][ T8170] ? __nla_parse (lib/nlattr.c:732) [ 288.415436][ T8170] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 288.415440][ T8170] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 288.415442][ T8170] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 288.415445][ T8170] ? security_capable (security/security.c:660 (discriminator 11)) [ 288.415449][ T8170] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 288.415451][ T8170] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 288.415453][ T8170] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 288.415457][ T8170] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 288.415460][ T8170] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 288.415462][ T8170] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 288.415464][ T8170] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 288.415466][ T8170] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 288.415468][ T8170] ? netlink_ack (./include/linux/skbuff.h:2718) [ 288.415471][ T8170] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 288.415473][ T8170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.415474][ T8170] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 288.415476][ T8170] genl_rcv (net/netlink/genetlink.c:1218) [ 288.415478][ T8170] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 288.415480][ T8170] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 288.415482][ T8170] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 288.415483][ T8170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.415485][ T8170] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 288.415487][ T8170] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 288.415489][ T8170] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 288.415491][ T8170] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 288.415493][ T8170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.415494][ T8170] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 288.415497][ T8170] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 288.415500][ T8170] __sys_sendto (net/socket.c:2281) [ 288.415503][ T8170] ? __ia32_sys_getpeername (net/socket.c:2235) [ 288.415504][ T8170] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 288.415507][ T8170] ? do_futex (kernel/futex/syscalls.c:138) [ 288.415509][ T8170] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 288.415512][ T8170] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 288.415514][ T8170] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 288.415516][ T8170] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 288.415519][ T8170] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 288.415521][ T8170] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 288.415522][ T8170] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 288.415526][ T8170] ? irq_exit_rcu (kernel/softirq.c:786) [ 288.415528][ T8170] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 288.415530][ T8170] RIP: 0033:0x7f279d48c312 [ 288.415532][ T8170] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 288.415534][ T8170] RSP: 002b:00007fff03839ac8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 288.415538][ T8170] RAX: ffffffffffffffda RBX: 00007fff03839bf8 RCX: 00007f279d48c312 [ 288.415540][ T8170] RDX: 0000000000000034 RSI: 00007f279909e170 RDI: 0000000000000023 [ 288.415541][ T8170] RBP: 00007fff03839af0 R08: 00007fff03839c70 R09: 000000000000000c [ 288.415542][ T8170] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f279b2fa190 [ 288.415543][ T8170] R13: 00007fff03839bf8 R14: 00007f279cdab01a R15: 00007fff03839fe8 | [ 295.247179][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 295.247181][ T70] Preemption disabled at: | [ 295.247182][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 295.247194][ T70] Tainted: [W]=WARN [ 295.247195][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 295.247197][ T70] Workqueue: netns cleanup_net [ 295.247203][ T70] Call Trace: [ 295.247204][ T70] [ 295.247206][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 295.247212][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 295.247213][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 295.247217][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 295.247221][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 295.247222][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.247225][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 295.247228][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 295.247231][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 295.247236][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 295.247238][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 295.247241][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 295.247242][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 295.247244][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 295.247246][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 295.247249][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 295.247253][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 295.247255][ T70] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 295.247257][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 295.247260][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 295.247262][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.247263][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.247266][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 295.247269][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 295.247271][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.247272][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.247273][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.247274][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.247276][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 295.247278][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 295.247280][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 295.247283][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 295.247285][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.247287][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 295.247289][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.247290][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 295.247291][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 295.247293][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 295.247294][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 295.247296][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 295.247298][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 295.247300][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 295.247301][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 295.247303][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 295.247310][ T70] _printk (kernel/printk/printk.c:2504) [ 295.247313][ T70] ? snapshot_read.cold (user.c:?) [ 295.247316][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 295.247319][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 295.247321][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 295.247324][ T70] ? netdev_notice (net/core/dev.c:13194) [ 295.247325][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 295.247328][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 295.247331][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 295.247333][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 295.247335][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 295.247338][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 295.247340][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 295.247344][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 295.247350][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 295.247354][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.247357][ T70] notifier_call_chain (kernel/notifier.c:85) [ 295.247360][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 295.247362][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 295.247364][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 295.247367][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 295.247368][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 295.247370][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.247371][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 295.247373][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 295.247375][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 295.247378][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 295.247380][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 295.247382][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 295.247385][ T70] cleanup_net (net/core/net_namespace.c:706) [ 295.247387][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 295.247389][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.247391][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.247392][ T70] process_one_work (kernel/workqueue.c:3387) [ 295.247397][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 295.247399][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 295.247401][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 295.247404][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 295.247406][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 295.247408][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 295.247410][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 295.247412][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 295.247414][ T70] kthread (kernel/kthread.c:436) [ 295.247416][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 295.247419][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 295.247421][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 295.247424][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 295.247426][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 295.247429][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 295.247431][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 297.072899][ T8396] softirqs last disabled at (0): 0x0 | [ 297.072901][ T8396] Preemption disabled at: | [ 297.072901][ T8396] vprintk_emit (kernel/printk/printk.c:2471) | [ 297.072912][ T8396] Tainted: [W]=WARN [ 297.072913][ T8396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 297.072915][ T8396] Call Trace: [ 297.072917][ T8396] [ 297.072918][ T8396] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 297.072924][ T8396] ? vprintk_emit (kernel/printk/printk.c:2471) [ 297.072925][ T8396] __might_resched.cold (kernel/sched/core.c:9234) [ 297.072929][ T8396] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 297.072932][ T8396] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 297.072936][ T8396] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.072939][ T8396] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 297.072941][ T8396] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 297.072945][ T8396] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 297.072950][ T8396] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 297.072952][ T8396] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 297.072954][ T8396] put_chars (drivers/char/virtio_console.c:1176) [ 297.072956][ T8396] ? __send_to_port (drivers/char/virtio_console.c:654) [ 297.072957][ T8396] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 297.072960][ T8396] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 297.072965][ T8396] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 297.072967][ T8396] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.072968][ T8396] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.072971][ T8396] console_emit_next_record (kernel/printk/printk.c:3183) [ 297.072974][ T8396] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 297.072976][ T8396] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.072977][ T8396] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.072978][ T8396] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.072979][ T8396] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.072981][ T8396] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 297.072983][ T8396] console_flush_one_record (kernel/printk/printk.c:3268) [ 297.072985][ T8396] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 297.072988][ T8396] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 297.072990][ T8396] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.072992][ T8396] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 297.072994][ T8396] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.072995][ T8396] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 297.073001][ T8396] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 297.073003][ T8396] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 297.073004][ T8396] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 297.073006][ T8396] ? vprintk_emit (kernel/printk/printk.c:2478) [ 297.073008][ T8396] vprintk_emit (kernel/printk/printk.c:2479) [ 297.073010][ T8396] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 297.073011][ T8396] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 297.073014][ T8396] _printk (kernel/printk/printk.c:2504) [ 297.073017][ T8396] ? snapshot_read.cold (user.c:?) [ 297.073020][ T8396] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.073021][ T8396] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 297.073024][ T8396] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 297.073026][ T8396] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 297.073028][ T8396] ? netdev_notice (net/core/dev.c:13194) [ 297.073030][ T8396] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 297.073037][ T8396] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 297.073041][ T8396] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 297.073043][ T8396] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 297.073045][ T8396] netif_set_promiscuity (net/core/dev.c:9699) [ 297.073050][ T8396] dev_set_promiscuity (net/core/dev_api.c:288) [ 297.073052][ T8396] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 297.073056][ T8396] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 297.073063][ T8396] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 297.073067][ T8396] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 297.073071][ T8396] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 297.073074][ T8396] ? security_capable (security/security.c:660 (discriminator 11)) [ 297.073077][ T8396] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 297.073080][ T8396] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 297.073082][ T8396] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 297.073086][ T8396] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 297.073089][ T8396] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 297.073092][ T8396] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 297.073095][ T8396] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 297.073097][ T8396] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 297.073099][ T8396] ? netlink_ack (./include/linux/skbuff.h:2718) [ 297.073102][ T8396] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.073103][ T8396] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.073105][ T8396] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 297.073107][ T8396] genl_rcv (net/netlink/genetlink.c:1218) [ 297.073109][ T8396] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 297.073111][ T8396] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 297.073113][ T8396] ? __futex_wake_mark (kernel/futex/waitwake.c:123 (discriminator 4) kernel/futex/waitwake.c:110 (discriminator 4)) [ 297.073116][ T8396] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 297.073118][ T8396] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 297.073120][ T8396] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.073122][ T8396] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.073124][ T8396] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 297.073127][ T8396] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 297.073130][ T8396] __sys_sendto (net/socket.c:2281) [ 297.073132][ T8396] ? __ia32_sys_getpeername (net/socket.c:2235) [ 297.073134][ T8396] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 297.073137][ T8396] ? do_futex (kernel/futex/syscalls.c:133) [ 297.073138][ T8396] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 297.073141][ T8396] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 297.073143][ T8396] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 297.073145][ T8396] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 297.073148][ T8396] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 297.073149][ T8396] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 297.073151][ T8396] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 297.073154][ T8396] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 297.073156][ T8396] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 297.073157][ T8396] RIP: 0033:0x7ff1a8d9b312 [ 297.073159][ T8396] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 297.073161][ T8396] RSP: 002b:00007ffc40fc7588 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 297.073165][ T8396] RAX: ffffffffffffffda RBX: 00007ffc40fc76b8 RCX: 00007ff1a8d9b312 [ 297.073166][ T8396] RDX: 0000000000000024 RSI: 00007ff1a6a8f5d0 RDI: 0000000000000020 [ 297.073167][ T8396] RBP: 00007ffc40fc75b0 R08: 00007ffc40fc7730 R09: 000000000000000c [ 297.073168][ T8396] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff1a6c01e80 [ 297.073169][ T8396] R13: 00007ffc40fc76b8 R14: 00007ff1a86ba01a R15: 00007ffc40fc7aa8 | [ 299.289294][ T8504] softirqs last disabled at (0): 0x0 | [ 299.289296][ T8504] Preemption disabled at: | [ 299.289297][ T8504] vprintk_emit (kernel/printk/printk.c:2471) | [ 299.289307][ T8504] Tainted: [W]=WARN [ 299.289308][ T8504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 299.289310][ T8504] Call Trace: [ 299.289311][ T8504] [ 299.289313][ T8504] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 299.289318][ T8504] ? vprintk_emit (kernel/printk/printk.c:2471) [ 299.289320][ T8504] __might_resched.cold (kernel/sched/core.c:9234) [ 299.289323][ T8504] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 299.289327][ T8504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.289330][ T8504] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 299.289333][ T8504] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 299.289336][ T8504] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 299.289341][ T8504] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 299.289343][ T8504] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 299.289346][ T8504] put_chars (drivers/char/virtio_console.c:1176) [ 299.289348][ T8504] ? __send_to_port (drivers/char/virtio_console.c:654) [ 299.289349][ T8504] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 299.289352][ T8504] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 299.289357][ T8504] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 299.289359][ T8504] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 299.289361][ T8504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.289362][ T8504] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.289365][ T8504] console_emit_next_record (kernel/printk/printk.c:3183) [ 299.289368][ T8504] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 299.289370][ T8504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.289371][ T8504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.289372][ T8504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.289373][ T8504] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.289375][ T8504] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 299.289377][ T8504] console_flush_one_record (kernel/printk/printk.c:3268) [ 299.289380][ T8504] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 299.289383][ T8504] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 299.289384][ T8504] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.289386][ T8504] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 299.289388][ T8504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.289389][ T8504] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 299.289391][ T8504] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 299.289392][ T8504] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 299.289394][ T8504] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 299.289396][ T8504] ? vprintk_emit (kernel/printk/printk.c:2478) [ 299.289397][ T8504] vprintk_emit (kernel/printk/printk.c:2479) [ 299.289399][ T8504] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 299.289400][ T8504] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 299.289402][ T8504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.289403][ T8504] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 299.289407][ T8504] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.289409][ T8504] _printk (kernel/printk/printk.c:2504) [ 299.289413][ T8504] ? snapshot_read.cold (user.c:?) [ 299.289414][ T8504] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 299.289418][ T8504] ? idr_get_free (??:?) [ 299.289420][ T8504] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 299.289424][ T8504] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 299.289431][ T8504] ? nla_get_range_signed (lib/nlattr.c:270) [ 299.289436][ T8504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.289437][ T8504] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 299.289440][ T8504] __nla_validate_parse (lib/nlattr.c:635) [ 299.289443][ T8504] __nla_parse (lib/nlattr.c:732) [ 299.289445][ T8504] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 299.289448][ T8504] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 299.289450][ T8504] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 299.289452][ T8504] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 299.289456][ T8504] ? security_capable (security/security.c:660 (discriminator 11)) [ 299.289459][ T8504] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 299.289461][ T8504] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 299.289464][ T8504] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 299.289471][ T8504] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 299.289474][ T8504] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 299.289476][ T8504] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 299.289479][ T8504] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 299.289480][ T8504] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 299.289483][ T8504] ? netlink_ack (./include/linux/skbuff.h:2718) [ 299.289485][ T8504] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.289487][ T8504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.289488][ T8504] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 299.289490][ T8504] genl_rcv (net/netlink/genetlink.c:1218) [ 299.289492][ T8504] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 299.289495][ T8504] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 299.289497][ T8504] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 299.289500][ T8504] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 299.289501][ T8504] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.289504][ T8504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.289505][ T8504] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 299.289508][ T8504] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 299.289511][ T8504] __sys_sendto (net/socket.c:2281) [ 299.289514][ T8504] ? __ia32_sys_getpeername (net/socket.c:2235) [ 299.289518][ T8504] ? fput_close_sync (fs/file_table.c:617) [ 299.289521][ T8504] ? alloc_file_clone (fs/file_table.c:479) [ 299.289523][ T8504] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 299.289525][ T8504] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 299.289526][ T8504] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 299.289528][ T8504] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 299.289529][ T8504] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 299.289532][ T8504] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 299.289534][ T8504] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 299.289536][ T8504] RIP: 0033:0x7f1bf5a27312 [ 299.289538][ T8504] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 299.289540][ T8504] RSP: 002b:00007ffec4931588 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 299.289544][ T8504] RAX: ffffffffffffffda RBX: 00007ffec49316b8 RCX: 00007f1bf5a27312 [ 299.289546][ T8504] RDX: 0000000000000044 RSI: 00007f1bf15ffeb0 RDI: 0000000000000020 [ 299.289547][ T8504] RBP: 00007ffec49315b0 R08: 00007ffec4931730 R09: 000000000000000c [ 299.289548][ T8504] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1bf388a0b0 [ 299.289548][ T8504] R13: 00007ffec49316b8 R14: 00007f1bf534601a R15: 00007ffec4931aa8 | [ 300.807754][ T8561] softirqs last disabled at (0): 0x0 | [ 300.807756][ T8561] Preemption disabled at: | [ 300.807757][ T8561] vprintk_emit (kernel/printk/printk.c:2471) | [ 300.807767][ T8561] Tainted: [W]=WARN [ 300.807768][ T8561] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 300.807770][ T8561] Call Trace: [ 300.807771][ T8561] [ 300.807772][ T8561] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 300.807778][ T8561] ? vprintk_emit (kernel/printk/printk.c:2471) [ 300.807779][ T8561] __might_resched.cold (kernel/sched/core.c:9234) [ 300.807784][ T8561] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 300.807787][ T8561] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.807790][ T8561] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 300.807793][ T8561] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 300.807796][ T8561] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 300.807801][ T8561] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 300.807803][ T8561] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 300.807805][ T8561] put_chars (drivers/char/virtio_console.c:1176) [ 300.807807][ T8561] ? __send_to_port (drivers/char/virtio_console.c:654) [ 300.807808][ T8561] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 300.807811][ T8561] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 300.807813][ T8561] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 300.807818][ T8561] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 300.807820][ T8561] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 300.807822][ T8561] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.807823][ T8561] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.807824][ T8561] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.807826][ T8561] console_emit_next_record (kernel/printk/printk.c:3183) [ 300.807829][ T8561] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 300.807832][ T8561] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.807833][ T8561] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.807834][ T8561] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.807835][ T8561] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.807837][ T8561] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 300.807839][ T8561] console_flush_one_record (kernel/printk/printk.c:3268) [ 300.807842][ T8561] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 300.807845][ T8561] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 300.807846][ T8561] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.807848][ T8561] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 300.807850][ T8561] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.807851][ T8561] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 300.807853][ T8561] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 300.807854][ T8561] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 300.807856][ T8561] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 300.807858][ T8561] ? vprintk_emit (kernel/printk/printk.c:2478) [ 300.807859][ T8561] vprintk_emit (kernel/printk/printk.c:2479) [ 300.807861][ T8561] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 300.807863][ T8561] _printk (kernel/printk/printk.c:2504) [ 300.807866][ T8561] ? snapshot_read.cold (user.c:?) [ 300.807868][ T8561] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 300.807871][ T8561] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 300.807875][ T8561] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 300.807876][ T8561] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 300.807878][ T8561] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 300.807881][ T8561] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 300.807883][ T8561] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 300.807886][ T8561] ? netdev_notice (net/core/dev.c:13194) [ 300.807887][ T8561] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 300.807895][ T8561] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 300.807897][ T8561] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 300.807899][ T8561] netif_set_promiscuity (net/core/dev.c:9699) [ 300.807902][ T8561] dev_set_promiscuity (net/core/dev_api.c:288) [ 300.807903][ T8561] ? dev_disable_lro (net/core/dev_api.c:267) [ 300.807905][ T8561] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 300.807910][ T8561] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 300.807913][ T8561] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 300.807915][ T8561] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 300.807920][ T8561] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 300.807923][ T8561] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 300.807927][ T8561] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 300.807931][ T8561] ? __nla_validate_parse (lib/nlattr.c:635) [ 300.807935][ T8561] ? __nla_parse (lib/nlattr.c:732) [ 300.807937][ T8561] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 300.807942][ T8561] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 300.807944][ T8561] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 300.807947][ T8561] ? security_capable (security/security.c:660 (discriminator 11)) [ 300.807951][ T8561] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 300.807953][ T8561] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 300.807955][ T8561] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 300.807959][ T8561] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 300.807962][ T8561] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 300.807964][ T8561] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 300.807967][ T8561] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 300.807969][ T8561] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 300.807971][ T8561] ? netlink_ack (./include/linux/skbuff.h:2718) [ 300.807974][ T8561] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.807976][ T8561] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.807977][ T8561] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 300.807979][ T8561] genl_rcv (net/netlink/genetlink.c:1218) [ 300.807981][ T8561] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 300.807983][ T8561] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 300.807985][ T8561] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.807987][ T8561] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 300.807989][ T8561] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 300.807991][ T8561] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.807993][ T8561] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.807995][ T8561] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 300.807997][ T8561] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 300.808000][ T8561] __sys_sendto (net/socket.c:2281) [ 300.808003][ T8561] ? __ia32_sys_getpeername (net/socket.c:2235) [ 300.808007][ T8561] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.808008][ T8561] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 300.808016][ T8561] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 300.808018][ T8561] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 300.808021][ T8561] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 300.808023][ T8561] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 300.808024][ T8561] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 300.808028][ T8561] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 300.808030][ T8561] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 300.808032][ T8561] RIP: 0033:0x7fc1fe94e312 [ 300.808034][ T8561] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 300.808036][ T8561] RSP: 002b:00007ffc07b8eda8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 300.808040][ T8561] RAX: ffffffffffffffda RBX: 00007ffc07b8eed8 RCX: 00007fc1fe94e312 [ 300.808042][ T8561] RDX: 0000000000000034 RSI: 00007fc1f840f730 RDI: 0000000000000023 [ 300.808042][ T8561] RBP: 00007ffc07b8edd0 R08: 00007ffc07b8ef50 R09: 000000000000000c [ 300.808043][ T8561] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc1fc7b2190 [ 300.808044][ T8561] R13: 00007ffc07b8eed8 R14: 00007fc1fe26d01a R15: 00007ffc07b8f2c8 | [ 307.519561][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 307.519563][ T70] Preemption disabled at: | [ 307.519564][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 307.519575][ T70] Tainted: [W]=WARN [ 307.519576][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 307.519578][ T70] Workqueue: netns cleanup_net [ 307.519584][ T70] Call Trace: [ 307.519586][ T70] [ 307.519587][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 307.519594][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 307.519595][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 307.519599][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 307.519603][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 307.519605][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.519608][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 307.519610][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 307.519613][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 307.519618][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 307.519620][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 307.519622][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 307.519623][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 307.519625][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 307.519627][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 307.519629][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 307.519634][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 307.519636][ T70] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 307.519638][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 307.519640][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 307.519642][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.519643][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.519646][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 307.519648][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 307.519650][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.519652][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.519653][ T70] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 307.519655][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.519657][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 307.519659][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 307.519661][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 307.519664][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 307.519666][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.519668][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 307.519670][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.519671][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 307.519672][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 307.519674][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 307.519675][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 307.519677][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 307.519679][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 307.519680][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 307.519682][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 307.519684][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 307.519691][ T70] _printk (kernel/printk/printk.c:2504) [ 307.519694][ T70] ? snapshot_read.cold (user.c:?) [ 307.519696][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 307.519699][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 307.519701][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 307.519703][ T70] ? netdev_notice (net/core/dev.c:13194) [ 307.519705][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 307.519708][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 307.519711][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 307.519712][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 307.519714][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 307.519717][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 307.519718][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 307.519721][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 307.519728][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 307.519732][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.519734][ T70] notifier_call_chain (kernel/notifier.c:85) [ 307.519737][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 307.519740][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 307.519742][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 307.519744][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 307.519746][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 307.519747][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.519749][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 307.519751][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 307.519753][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 307.519755][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 307.519757][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 307.519759][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 307.519762][ T70] cleanup_net (net/core/net_namespace.c:706) [ 307.519764][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 307.519766][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.519768][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.519770][ T70] process_one_work (kernel/workqueue.c:3387) [ 307.519774][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 307.519776][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 307.519778][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 307.519781][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 307.519783][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 307.519785][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 307.519787][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 307.519789][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 307.519791][ T70] kthread (kernel/kthread.c:436) [ 307.519793][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 307.519794][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 307.519796][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 307.519799][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 307.519801][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 307.519804][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 307.519806][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 309.267188][ T8787] softirqs last disabled at (0): 0x0 | [ 309.267190][ T8787] Preemption disabled at: | [ 309.267191][ T8787] vprintk_emit (kernel/printk/printk.c:2471) | [ 309.267201][ T8787] Tainted: [W]=WARN [ 309.267202][ T8787] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 309.267204][ T8787] Call Trace: [ 309.267206][ T8787] [ 309.267207][ T8787] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 309.267213][ T8787] ? vprintk_emit (kernel/printk/printk.c:2471) [ 309.267214][ T8787] __might_resched.cold (kernel/sched/core.c:9234) [ 309.267218][ T8787] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 309.267222][ T8787] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 309.267226][ T8787] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 309.267228][ T8787] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 309.267231][ T8787] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 309.267234][ T8787] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 309.267239][ T8787] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 309.267241][ T8787] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 309.267244][ T8787] put_chars (drivers/char/virtio_console.c:1176) [ 309.267246][ T8787] ? __send_to_port (drivers/char/virtio_console.c:654) [ 309.267247][ T8787] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 309.267250][ T8787] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 309.267255][ T8787] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 309.267257][ T8787] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 309.267258][ T8787] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 309.267260][ T8787] console_emit_next_record (kernel/printk/printk.c:3183) [ 309.267263][ T8787] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 309.267266][ T8787] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 309.267267][ T8787] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 309.267268][ T8787] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 309.267269][ T8787] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 309.267271][ T8787] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 309.267273][ T8787] console_flush_one_record (kernel/printk/printk.c:3268) [ 309.267275][ T8787] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 309.267278][ T8787] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 309.267280][ T8787] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 309.267281][ T8787] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 309.267283][ T8787] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 309.267284][ T8787] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 309.267286][ T8787] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 309.267287][ T8787] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 309.267289][ T8787] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 309.267291][ T8787] ? vprintk_emit (kernel/printk/printk.c:2478) [ 309.267292][ T8787] vprintk_emit (kernel/printk/printk.c:2479) [ 309.267294][ T8787] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 309.267295][ T8787] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 309.267298][ T8787] _printk (kernel/printk/printk.c:2504) [ 309.267301][ T8787] ? snapshot_read.cold (user.c:?) [ 309.267303][ T8787] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 309.267304][ T8787] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 309.267307][ T8787] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 309.267309][ T8787] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 309.267312][ T8787] ? netdev_notice (net/core/dev.c:13194) [ 309.267313][ T8787] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 309.267321][ T8787] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 309.267324][ T8787] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 309.267326][ T8787] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 309.267328][ T8787] netif_set_promiscuity (net/core/dev.c:9699) [ 309.267333][ T8787] dev_set_promiscuity (net/core/dev_api.c:288) [ 309.267335][ T8787] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 309.267339][ T8787] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 309.267346][ T8787] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 309.267349][ T8787] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 309.267354][ T8787] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 309.267357][ T8787] ? security_capable (security/security.c:660 (discriminator 11)) [ 309.267361][ T8787] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 309.267363][ T8787] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 309.267365][ T8787] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 309.267369][ T8787] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 309.267372][ T8787] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 309.267376][ T8787] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 309.267378][ T8787] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 309.267380][ T8787] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 309.267382][ T8787] ? netlink_ack (./include/linux/skbuff.h:2718) [ 309.267385][ T8787] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 309.267386][ T8787] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 309.267388][ T8787] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 309.267390][ T8787] genl_rcv (net/netlink/genetlink.c:1218) [ 309.267392][ T8787] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 309.267394][ T8787] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 309.267396][ T8787] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 309.267397][ T8787] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 309.267398][ T8787] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 309.267400][ T8787] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 309.267403][ T8787] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 309.267405][ T8787] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 309.267406][ T8787] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 309.267408][ T8787] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 309.267411][ T8787] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 309.267413][ T8787] __sys_sendto (net/socket.c:2281) [ 309.267416][ T8787] ? __ia32_sys_getpeername (net/socket.c:2235) [ 309.267418][ T8787] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 309.267420][ T8787] ? do_futex (kernel/futex/syscalls.c:138) [ 309.267422][ T8787] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 309.267425][ T8787] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 309.267427][ T8787] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 309.267429][ T8787] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 309.267432][ T8787] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 309.267433][ T8787] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 309.267435][ T8787] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 309.267438][ T8787] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 309.267440][ T8787] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 309.267441][ T8787] RIP: 0033:0x7fac3493c312 [ 309.267443][ T8787] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 309.267445][ T8787] RSP: 002b:00007ffffbe38ca8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 309.267449][ T8787] RAX: ffffffffffffffda RBX: 00007ffffbe38dd8 RCX: 00007fac3493c312 [ 309.267451][ T8787] RDX: 0000000000000024 RSI: 00007fac304c16b0 RDI: 0000000000000020 [ 309.267452][ T8787] RBP: 00007ffffbe38cd0 R08: 00007ffffbe38e50 R09: 000000000000000c [ 309.267452][ T8787] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fac327a5e10 [ 309.267453][ T8787] R13: 00007ffffbe38dd8 R14: 00007fac3425b01a R15: 00007ffffbe391c8 | [ 311.291832][ T8882] softirqs last disabled at (0): 0x0 | [ 311.291834][ T8882] Preemption disabled at: | [ 311.291835][ T8882] vprintk_emit (kernel/printk/printk.c:2471) | [ 311.291845][ T8882] Tainted: [W]=WARN [ 311.291846][ T8882] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 311.291848][ T8882] Call Trace: [ 311.291849][ T8882] [ 311.291851][ T8882] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 311.291856][ T8882] ? vprintk_emit (kernel/printk/printk.c:2471) [ 311.291858][ T8882] __might_resched.cold (kernel/sched/core.c:9234) [ 311.291862][ T8882] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 311.291865][ T8882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.291868][ T8882] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 311.291871][ T8882] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 311.291874][ T8882] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 311.291879][ T8882] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 311.291881][ T8882] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 311.291884][ T8882] put_chars (drivers/char/virtio_console.c:1176) [ 311.291886][ T8882] ? __send_to_port (drivers/char/virtio_console.c:654) [ 311.291887][ T8882] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 311.291890][ T8882] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 311.291895][ T8882] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 311.291897][ T8882] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 311.291899][ T8882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.291900][ T8882] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.291903][ T8882] console_emit_next_record (kernel/printk/printk.c:3183) [ 311.291905][ T8882] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 311.291907][ T8882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.291908][ T8882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.291909][ T8882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.291911][ T8882] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.291912][ T8882] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 311.291914][ T8882] console_flush_one_record (kernel/printk/printk.c:3268) [ 311.291917][ T8882] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 311.291920][ T8882] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 311.291921][ T8882] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.291923][ T8882] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 311.291925][ T8882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.291926][ T8882] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 311.291927][ T8882] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 311.291929][ T8882] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 311.291930][ T8882] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 311.291932][ T8882] ? vprintk_emit (kernel/printk/printk.c:2478) [ 311.291934][ T8882] vprintk_emit (kernel/printk/printk.c:2479) [ 311.291935][ T8882] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 311.291936][ T8882] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 311.291938][ T8882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.291939][ T8882] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 311.291943][ T8882] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.291945][ T8882] _printk (kernel/printk/printk.c:2504) [ 311.291948][ T8882] ? snapshot_read.cold (user.c:?) [ 311.291950][ T8882] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 311.291953][ T8882] ? idr_get_free (??:?) [ 311.291955][ T8882] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 311.291959][ T8882] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 311.291966][ T8882] ? nla_get_range_signed (lib/nlattr.c:270) [ 311.291970][ T8882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.291971][ T8882] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 311.291974][ T8882] __nla_validate_parse (lib/nlattr.c:635) [ 311.291977][ T8882] __nla_parse (lib/nlattr.c:732) [ 311.291979][ T8882] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 311.291982][ T8882] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 311.291984][ T8882] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 311.291986][ T8882] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 311.291990][ T8882] ? security_capable (security/security.c:660 (discriminator 11)) [ 311.291993][ T8882] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 311.291995][ T8882] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 311.291998][ T8882] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 311.292005][ T8882] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 311.292008][ T8882] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 311.292010][ T8882] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 311.292013][ T8882] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 311.292014][ T8882] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 311.292017][ T8882] ? netlink_ack (./include/linux/skbuff.h:2718) [ 311.292019][ T8882] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.292021][ T8882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.292022][ T8882] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 311.292024][ T8882] genl_rcv (net/netlink/genetlink.c:1218) [ 311.292026][ T8882] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 311.292028][ T8882] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 311.292031][ T8882] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 311.292033][ T8882] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 311.292035][ T8882] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.292037][ T8882] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.292038][ T8882] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 311.292041][ T8882] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 311.292045][ T8882] __sys_sendto (net/socket.c:2281) [ 311.292053][ T8882] ? __ia32_sys_getpeername (net/socket.c:2235) [ 311.292057][ T8882] ? fput_close_sync (fs/file_table.c:617) [ 311.292060][ T8882] ? alloc_file_clone (fs/file_table.c:479) [ 311.292062][ T8882] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 311.292064][ T8882] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 311.292065][ T8882] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 311.292067][ T8882] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 311.292068][ T8882] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 311.292071][ T8882] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 311.292073][ T8882] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 311.292075][ T8882] RIP: 0033:0x7f841d6c2312 [ 311.292077][ T8882] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 311.292079][ T8882] RSP: 002b:00007ffd8d8b87b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 311.292083][ T8882] RAX: ffffffffffffffda RBX: 00007ffd8d8b88e8 RCX: 00007f841d6c2312 [ 311.292084][ T8882] RDX: 0000000000000044 RSI: 00007f84192925b0 RDI: 0000000000000020 [ 311.292085][ T8882] RBP: 00007ffd8d8b87e0 R08: 00007ffd8d8b8960 R09: 000000000000000c [ 311.292086][ T8882] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f841b5260b0 [ 311.292087][ T8882] R13: 00007ffd8d8b88e8 R14: 00007f841cfe101a R15: 00007ffd8d8b8cd8 | [ 312.802335][ T8939] softirqs last disabled at (0): 0x0 | [ 312.802338][ T8939] Preemption disabled at: | [ 312.802338][ T8939] vprintk_emit (kernel/printk/printk.c:2471) | [ 312.802348][ T8939] Tainted: [W]=WARN [ 312.802350][ T8939] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 312.802352][ T8939] Call Trace: [ 312.802353][ T8939] [ 312.802355][ T8939] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 312.802360][ T8939] ? vprintk_emit (kernel/printk/printk.c:2471) [ 312.802362][ T8939] __might_resched.cold (kernel/sched/core.c:9234) [ 312.802366][ T8939] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 312.802370][ T8939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 312.802372][ T8939] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 312.802376][ T8939] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 312.802379][ T8939] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 312.802384][ T8939] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 312.802386][ T8939] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 312.802388][ T8939] put_chars (drivers/char/virtio_console.c:1176) [ 312.802390][ T8939] ? __send_to_port (drivers/char/virtio_console.c:654) [ 312.802392][ T8939] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 312.802394][ T8939] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 312.802397][ T8939] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 312.802401][ T8939] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 312.802404][ T8939] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 312.802405][ T8939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 312.802406][ T8939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 312.802408][ T8939] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 312.802410][ T8939] console_emit_next_record (kernel/printk/printk.c:3183) [ 312.802413][ T8939] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 312.802415][ T8939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 312.802416][ T8939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 312.802417][ T8939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 312.802418][ T8939] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 312.802420][ T8939] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 312.802422][ T8939] console_flush_one_record (kernel/printk/printk.c:3268) [ 312.802425][ T8939] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 312.802427][ T8939] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 312.802429][ T8939] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 312.802431][ T8939] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 312.802433][ T8939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 312.802434][ T8939] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 312.802435][ T8939] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 312.802437][ T8939] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 312.802439][ T8939] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 312.802441][ T8939] ? vprintk_emit (kernel/printk/printk.c:2478) [ 312.802442][ T8939] vprintk_emit (kernel/printk/printk.c:2479) [ 312.802444][ T8939] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 312.802446][ T8939] _printk (kernel/printk/printk.c:2504) [ 312.802449][ T8939] ? snapshot_read.cold (user.c:?) [ 312.802451][ T8939] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 312.802454][ T8939] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 312.802458][ T8939] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 312.802459][ T8939] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 312.802461][ T8939] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 312.802464][ T8939] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 312.802467][ T8939] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 312.802469][ T8939] ? netdev_notice (net/core/dev.c:13194) [ 312.802471][ T8939] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 312.802479][ T8939] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 312.802480][ T8939] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 312.802482][ T8939] netif_set_promiscuity (net/core/dev.c:9699) [ 312.802485][ T8939] dev_set_promiscuity (net/core/dev_api.c:288) [ 312.802487][ T8939] ? dev_disable_lro (net/core/dev_api.c:267) [ 312.802488][ T8939] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 312.802493][ T8939] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 312.802497][ T8939] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 312.802499][ T8939] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 312.802503][ T8939] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 312.802507][ T8939] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 312.802511][ T8939] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 312.802515][ T8939] ? __nla_validate_parse (lib/nlattr.c:635) [ 312.802520][ T8939] ? __nla_parse (lib/nlattr.c:732) [ 312.802521][ T8939] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 312.802526][ T8939] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 312.802528][ T8939] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 312.802532][ T8939] ? security_capable (security/security.c:660 (discriminator 11)) [ 312.802535][ T8939] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 312.802537][ T8939] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 312.802539][ T8939] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 312.802543][ T8939] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 312.802546][ T8939] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 312.802548][ T8939] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 312.802550][ T8939] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 312.802552][ T8939] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 312.802558][ T8939] ? netlink_ack (./include/linux/skbuff.h:2718) [ 312.802561][ T8939] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 312.802562][ T8939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 312.802563][ T8939] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 312.802566][ T8939] genl_rcv (net/netlink/genetlink.c:1218) [ 312.802567][ T8939] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 312.802570][ T8939] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 312.802572][ T8939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 312.802574][ T8939] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 312.802576][ T8939] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 312.802578][ T8939] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 312.802580][ T8939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 312.802581][ T8939] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 312.802584][ T8939] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 312.802587][ T8939] __sys_sendto (net/socket.c:2281) [ 312.802590][ T8939] ? __ia32_sys_getpeername (net/socket.c:2235) [ 312.802593][ T8939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 312.802595][ T8939] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 312.802597][ T8939] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 312.802599][ T8939] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 312.802601][ T8939] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 312.802603][ T8939] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 312.802604][ T8939] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 312.802608][ T8939] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 312.802610][ T8939] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 312.802612][ T8939] RIP: 0033:0x7fa39ad01312 [ 312.802615][ T8939] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 312.802617][ T8939] RSP: 002b:00007ffe2799e8d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 312.802621][ T8939] RAX: ffffffffffffffda RBX: 00007ffe2799ea08 RCX: 00007fa39ad01312 [ 312.802622][ T8939] RDX: 0000000000000034 RSI: 00007fa39813a430 RDI: 0000000000000023 [ 312.802623][ T8939] RBP: 00007ffe2799e900 R08: 00007ffe2799ea80 R09: 000000000000000c [ 312.802624][ T8939] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa398b5e190 [ 312.802625][ T8939] R13: 00007ffe2799ea08 R14: 00007fa39a62001a R15: 00007ffe2799edf8 | [ 319.601517][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 319.601519][ T70] Preemption disabled at: | [ 319.601520][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 319.601531][ T70] Tainted: [W]=WARN [ 319.601532][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 319.601534][ T70] Workqueue: netns cleanup_net [ 319.601540][ T70] Call Trace: [ 319.601541][ T70] [ 319.601542][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 319.601548][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 319.601550][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 319.601553][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 319.601559][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 319.601561][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.601563][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 319.601566][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 319.601569][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 319.601574][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 319.601575][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 319.601578][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 319.601579][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 319.601581][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 319.601582][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 319.601585][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 319.601590][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 319.601592][ T70] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 319.601594][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 319.601596][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 319.601598][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.601599][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 319.601602][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 319.601605][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 319.601607][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.601608][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.601609][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.601610][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 319.601612][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 319.601613][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 319.601616][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 319.601618][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 319.601620][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 319.601622][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 319.601624][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.601625][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 319.601626][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 319.601628][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 319.601629][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 319.601631][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 319.601632][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 319.601634][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 319.601635][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 319.601637][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 319.601644][ T70] _printk (kernel/printk/printk.c:2504) [ 319.601647][ T70] ? snapshot_read.cold (user.c:?) [ 319.601650][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 319.601653][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 319.601655][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 319.601657][ T70] ? netdev_notice (net/core/dev.c:13194) [ 319.601659][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 319.601662][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 319.601665][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 319.601666][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 319.601668][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 319.601671][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 319.601673][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 319.601676][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 319.601682][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 319.601686][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.601688][ T70] notifier_call_chain (kernel/notifier.c:85) [ 319.601691][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 319.601693][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 319.601695][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 319.601697][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 319.601699][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 319.601700][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 319.601702][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 319.601704][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 319.601706][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 319.601708][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 319.601710][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 319.601712][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 319.601715][ T70] cleanup_net (net/core/net_namespace.c:706) [ 319.601717][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 319.601719][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 319.601720][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.601722][ T70] process_one_work (kernel/workqueue.c:3387) [ 319.601726][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 319.601728][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 319.601730][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 319.601733][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 319.601735][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 319.601737][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 319.601739][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 319.601741][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 319.601742][ T70] kthread (kernel/kthread.c:436) [ 319.601744][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 319.601747][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 319.601749][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 319.601753][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 319.601755][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 319.601757][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 319.601759][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 321.413842][ T9165] softirqs last disabled at (0): 0x0 | [ 321.413844][ T9165] Preemption disabled at: | [ 321.413845][ T9165] vprintk_emit (kernel/printk/printk.c:2471) | [ 321.413855][ T9165] Tainted: [W]=WARN [ 321.413856][ T9165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 321.413857][ T9165] Call Trace: [ 321.413859][ T9165] [ 321.413860][ T9165] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 321.413866][ T9165] ? vprintk_emit (kernel/printk/printk.c:2471) [ 321.413867][ T9165] __might_resched.cold (kernel/sched/core.c:9234) [ 321.413870][ T9165] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 321.413874][ T9165] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 321.413877][ T9165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.413879][ T9165] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 321.413882][ T9165] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 321.413885][ T9165] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 321.413889][ T9165] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 321.413891][ T9165] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 321.413894][ T9165] put_chars (drivers/char/virtio_console.c:1176) [ 321.413895][ T9165] ? __send_to_port (drivers/char/virtio_console.c:654) [ 321.413897][ T9165] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 321.413900][ T9165] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 321.413904][ T9165] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 321.413906][ T9165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.413908][ T9165] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 321.413910][ T9165] console_emit_next_record (kernel/printk/printk.c:3183) [ 321.413913][ T9165] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 321.413915][ T9165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.413916][ T9165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.413917][ T9165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.413918][ T9165] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 321.413920][ T9165] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 321.413922][ T9165] console_flush_one_record (kernel/printk/printk.c:3268) [ 321.413924][ T9165] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 321.413927][ T9165] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 321.413929][ T9165] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 321.413931][ T9165] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 321.413932][ T9165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.413933][ T9165] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 321.413935][ T9165] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 321.413937][ T9165] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 321.413938][ T9165] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 321.413940][ T9165] ? vprintk_emit (kernel/printk/printk.c:2478) [ 321.413941][ T9165] vprintk_emit (kernel/printk/printk.c:2479) [ 321.413943][ T9165] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 321.413945][ T9165] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 321.413947][ T9165] _printk (kernel/printk/printk.c:2504) [ 321.413950][ T9165] ? snapshot_read.cold (user.c:?) [ 321.413952][ T9165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.413953][ T9165] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 321.413957][ T9165] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 321.413959][ T9165] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 321.413961][ T9165] ? netdev_notice (net/core/dev.c:13194) [ 321.413963][ T9165] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 321.413970][ T9165] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 321.413974][ T9165] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 321.413976][ T9165] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 321.413978][ T9165] netif_set_promiscuity (net/core/dev.c:9699) [ 321.413983][ T9165] dev_set_promiscuity (net/core/dev_api.c:288) [ 321.413985][ T9165] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 321.413989][ T9165] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 321.413995][ T9165] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 321.413998][ T9165] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 321.414002][ T9165] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 321.414006][ T9165] ? security_capable (security/security.c:660 (discriminator 11)) [ 321.414009][ T9165] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 321.414011][ T9165] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 321.414014][ T9165] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 321.414017][ T9165] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 321.414020][ T9165] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 321.414023][ T9165] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 321.414026][ T9165] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 321.414027][ T9165] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 321.414029][ T9165] ? netlink_ack (./include/linux/skbuff.h:2718) [ 321.414032][ T9165] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 321.414034][ T9165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.414035][ T9165] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 321.414037][ T9165] genl_rcv (net/netlink/genetlink.c:1218) [ 321.414039][ T9165] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 321.414041][ T9165] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 321.414043][ T9165] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 321.414044][ T9165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.414046][ T9165] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 321.414048][ T9165] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 321.414050][ T9165] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 321.414052][ T9165] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 321.414053][ T9165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.414055][ T9165] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 321.414057][ T9165] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 321.414060][ T9165] __sys_sendto (net/socket.c:2281) [ 321.414063][ T9165] ? __ia32_sys_getpeername (net/socket.c:2235) [ 321.414064][ T9165] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 321.414066][ T9165] ? do_futex (kernel/futex/syscalls.c:138) [ 321.414069][ T9165] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 321.414072][ T9165] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 321.414073][ T9165] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 321.414075][ T9165] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 321.414078][ T9165] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 321.414080][ T9165] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 321.414081][ T9165] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 321.414089][ T9165] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 321.414091][ T9165] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 321.414093][ T9165] RIP: 0033:0x7f2967afe312 [ 321.414095][ T9165] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 321.414097][ T9165] RSP: 002b:00007ffdf1808ee8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 321.414101][ T9165] RAX: ffffffffffffffda RBX: 00007ffdf1809018 RCX: 00007f2967afe312 [ 321.414102][ T9165] RDX: 0000000000000024 RSI: 00007f2964682370 RDI: 0000000000000020 [ 321.414103][ T9165] RBP: 00007ffdf1808f10 R08: 00007ffdf1809090 R09: 000000000000000c [ 321.414104][ T9165] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2965961da0 [ 321.414105][ T9165] R13: 00007ffdf1809018 R14: 00007f296741d01a R15: 00007ffdf1809408 | [ 323.511405][ T9272] softirqs last disabled at (0): 0x0 | [ 323.511407][ T9272] Preemption disabled at: | [ 323.511408][ T9272] vprintk_emit (kernel/printk/printk.c:2471) | [ 323.511419][ T9272] Tainted: [W]=WARN [ 323.511420][ T9272] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 323.511421][ T9272] Call Trace: [ 323.511423][ T9272] [ 323.511424][ T9272] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 323.511430][ T9272] ? vprintk_emit (kernel/printk/printk.c:2471) [ 323.511432][ T9272] __might_resched.cold (kernel/sched/core.c:9234) [ 323.511436][ T9272] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 323.511439][ T9272] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.511442][ T9272] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 323.511445][ T9272] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 323.511448][ T9272] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 323.511453][ T9272] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 323.511455][ T9272] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 323.511458][ T9272] put_chars (drivers/char/virtio_console.c:1176) [ 323.511460][ T9272] ? __send_to_port (drivers/char/virtio_console.c:654) [ 323.511461][ T9272] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 323.511464][ T9272] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 323.511469][ T9272] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 323.511471][ T9272] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 323.511473][ T9272] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.511474][ T9272] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 323.511477][ T9272] console_emit_next_record (kernel/printk/printk.c:3183) [ 323.511479][ T9272] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 323.511482][ T9272] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.511483][ T9272] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.511484][ T9272] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.511485][ T9272] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 323.511487][ T9272] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 323.511489][ T9272] console_flush_one_record (kernel/printk/printk.c:3268) [ 323.511491][ T9272] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 323.511494][ T9272] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 323.511496][ T9272] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 323.511498][ T9272] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 323.511500][ T9272] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.511501][ T9272] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 323.511502][ T9272] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 323.511504][ T9272] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 323.511505][ T9272] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 323.511507][ T9272] ? vprintk_emit (kernel/printk/printk.c:2478) [ 323.511509][ T9272] vprintk_emit (kernel/printk/printk.c:2479) [ 323.511510][ T9272] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 323.511512][ T9272] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 323.511513][ T9272] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.511515][ T9272] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 323.511518][ T9272] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 323.511520][ T9272] _printk (kernel/printk/printk.c:2504) [ 323.511523][ T9272] ? snapshot_read.cold (user.c:?) [ 323.511525][ T9272] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 323.511529][ T9272] ? idr_get_free (??:?) [ 323.511531][ T9272] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 323.511534][ T9272] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 323.511542][ T9272] ? nla_get_range_signed (lib/nlattr.c:270) [ 323.511546][ T9272] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.511547][ T9272] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 323.511550][ T9272] __nla_validate_parse (lib/nlattr.c:635) [ 323.511557][ T9272] __nla_parse (lib/nlattr.c:732) [ 323.511559][ T9272] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 323.511562][ T9272] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 323.511564][ T9272] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 323.511566][ T9272] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 323.511570][ T9272] ? security_capable (security/security.c:660 (discriminator 11)) [ 323.511573][ T9272] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 323.511575][ T9272] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 323.511579][ T9272] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 323.511586][ T9272] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 323.511589][ T9272] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 323.511591][ T9272] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 323.511593][ T9272] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 323.511595][ T9272] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 323.511598][ T9272] ? netlink_ack (./include/linux/skbuff.h:2718) [ 323.511601][ T9272] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 323.511602][ T9272] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.511604][ T9272] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 323.511606][ T9272] genl_rcv (net/netlink/genetlink.c:1218) [ 323.511608][ T9272] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 323.511610][ T9272] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 323.511613][ T9272] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 323.511615][ T9272] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 323.511617][ T9272] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 323.511619][ T9272] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.511621][ T9272] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 323.511624][ T9272] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 323.511628][ T9272] __sys_sendto (net/socket.c:2281) [ 323.511630][ T9272] ? __ia32_sys_getpeername (net/socket.c:2235) [ 323.511634][ T9272] ? fput_close_sync (fs/file_table.c:617) [ 323.511637][ T9272] ? alloc_file_clone (fs/file_table.c:479) [ 323.511639][ T9272] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 323.511641][ T9272] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 323.511643][ T9272] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 323.511645][ T9272] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 323.511646][ T9272] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 323.511649][ T9272] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 323.511651][ T9272] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 323.511653][ T9272] RIP: 0033:0x7f368708b312 [ 323.511655][ T9272] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 323.511657][ T9272] RSP: 002b:00007ffe39f1c678 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 323.511661][ T9272] RAX: ffffffffffffffda RBX: 00007ffe39f1c7a8 RCX: 00007f368708b312 [ 323.511663][ T9272] RDX: 0000000000000044 RSI: 00007f36844630f0 RDI: 0000000000000020 [ 323.511664][ T9272] RBP: 00007ffe39f1c6a0 R08: 00007ffe39f1c820 R09: 000000000000000c [ 323.511665][ T9272] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3684eee0b0 [ 323.511666][ T9272] R13: 00007ffe39f1c7a8 R14: 00007f36869aa01a R15: 00007ffe39f1cb98 | [ 324.991349][ T9329] softirqs last disabled at (0): 0x0 | [ 324.991351][ T9329] Preemption disabled at: | [ 324.991351][ T9329] vprintk_emit (kernel/printk/printk.c:2471) | [ 324.991361][ T9329] Tainted: [W]=WARN [ 324.991362][ T9329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 324.991364][ T9329] Call Trace: [ 324.991365][ T9329] [ 324.991367][ T9329] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 324.991373][ T9329] ? vprintk_emit (kernel/printk/printk.c:2471) [ 324.991374][ T9329] __might_resched.cold (kernel/sched/core.c:9234) [ 324.991378][ T9329] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 324.991382][ T9329] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.991385][ T9329] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 324.991388][ T9329] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 324.991391][ T9329] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 324.991396][ T9329] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 324.991398][ T9329] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 324.991401][ T9329] put_chars (drivers/char/virtio_console.c:1176) [ 324.991402][ T9329] ? __send_to_port (drivers/char/virtio_console.c:654) [ 324.991404][ T9329] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 324.991406][ T9329] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 324.991409][ T9329] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 324.991414][ T9329] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 324.991416][ T9329] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 324.991417][ T9329] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.991418][ T9329] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.991420][ T9329] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 324.991422][ T9329] console_emit_next_record (kernel/printk/printk.c:3183) [ 324.991425][ T9329] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 324.991427][ T9329] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.991428][ T9329] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.991429][ T9329] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.991430][ T9329] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 324.991432][ T9329] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 324.991434][ T9329] console_flush_one_record (kernel/printk/printk.c:3268) [ 324.991436][ T9329] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 324.991439][ T9329] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 324.991441][ T9329] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 324.991442][ T9329] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 324.991444][ T9329] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.991445][ T9329] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 324.991447][ T9329] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 324.991448][ T9329] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 324.991450][ T9329] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 324.991452][ T9329] ? vprintk_emit (kernel/printk/printk.c:2478) [ 324.991453][ T9329] vprintk_emit (kernel/printk/printk.c:2479) [ 324.991455][ T9329] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 324.991457][ T9329] _printk (kernel/printk/printk.c:2504) [ 324.991460][ T9329] ? snapshot_read.cold (user.c:?) [ 324.991462][ T9329] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 324.991464][ T9329] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 324.991468][ T9329] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 324.991470][ T9329] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 324.991472][ T9329] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 324.991475][ T9329] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 324.991477][ T9329] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 324.991479][ T9329] ? netdev_notice (net/core/dev.c:13194) [ 324.991481][ T9329] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 324.991488][ T9329] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 324.991490][ T9329] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 324.991492][ T9329] netif_set_promiscuity (net/core/dev.c:9699) [ 324.991495][ T9329] dev_set_promiscuity (net/core/dev_api.c:288) [ 324.991496][ T9329] ? dev_disable_lro (net/core/dev_api.c:267) [ 324.991498][ T9329] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 324.991502][ T9329] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 324.991506][ T9329] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 324.991508][ T9329] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 324.991512][ T9329] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 324.991516][ T9329] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 324.991520][ T9329] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 324.991524][ T9329] ? __nla_validate_parse (lib/nlattr.c:635) [ 324.991528][ T9329] ? __nla_parse (lib/nlattr.c:732) [ 324.991530][ T9329] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 324.991535][ T9329] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 324.991537][ T9329] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 324.991540][ T9329] ? security_capable (security/security.c:660 (discriminator 11)) [ 324.991544][ T9329] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 324.991546][ T9329] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 324.991548][ T9329] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 324.991552][ T9329] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 324.991558][ T9329] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 324.991560][ T9329] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 324.991562][ T9329] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 324.991564][ T9329] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 324.991566][ T9329] ? netlink_ack (./include/linux/skbuff.h:2718) [ 324.991569][ T9329] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 324.991571][ T9329] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.991572][ T9329] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 324.991574][ T9329] genl_rcv (net/netlink/genetlink.c:1218) [ 324.991576][ T9329] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 324.991578][ T9329] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 324.991580][ T9329] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 324.991583][ T9329] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 324.991586][ T9329] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 324.991588][ T9329] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 324.991590][ T9329] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 324.991592][ T9329] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.991594][ T9329] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 324.991596][ T9329] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 324.991600][ T9329] __sys_sendto (net/socket.c:2281) [ 324.991602][ T9329] ? __ia32_sys_getpeername (net/socket.c:2235) [ 324.991604][ T9329] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 324.991606][ T9329] ? do_futex (kernel/futex/syscalls.c:138) [ 324.991608][ T9329] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 324.991611][ T9329] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 324.991615][ T9329] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 324.991616][ T9329] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 324.991618][ T9329] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 324.991620][ T9329] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 324.991622][ T9329] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 324.991623][ T9329] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 324.991627][ T9329] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 324.991629][ T9329] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 324.991631][ T9329] RIP: 0033:0x7f6307439312 [ 324.991633][ T9329] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 324.991635][ T9329] RSP: 002b:00007fff5a8c8328 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 324.991639][ T9329] RAX: ffffffffffffffda RBX: 00007fff5a8c8458 RCX: 00007f6307439312 [ 324.991641][ T9329] RDX: 0000000000000034 RSI: 00007f62fce436b0 RDI: 0000000000000023 [ 324.991642][ T9329] RBP: 00007fff5a8c8350 R08: 00007fff5a8c84d0 R09: 000000000000000c [ 324.991642][ T9329] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6305292190 [ 324.991644][ T9329] R13: 00007fff5a8c8458 R14: 00007f6306d5801a R15: 00007fff5a8c8848 | [ 331.621452][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 331.621455][ T70] Preemption disabled at: | [ 331.621455][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 331.621466][ T70] Tainted: [W]=WARN [ 331.621467][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 331.621469][ T70] Workqueue: netns cleanup_net [ 331.621475][ T70] Call Trace: [ 331.621476][ T70] [ 331.621477][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 331.621483][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 331.621484][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 331.621488][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 331.621491][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 331.621494][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 331.621496][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 331.621499][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 331.621502][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 331.621506][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 331.621508][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 331.621511][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 331.621512][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 331.621514][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 331.621515][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 331.621518][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 331.621523][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 331.621525][ T70] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 331.621526][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 331.621529][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 331.621531][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 331.621532][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 331.621534][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 331.621537][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 331.621539][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 331.621540][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 331.621541][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 331.621542][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 331.621544][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 331.621546][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 331.621548][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 331.621551][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 331.621556][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 331.621558][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 331.621560][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 331.621561][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 331.621563][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 331.621564][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 331.621566][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 331.621568][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 331.621569][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 331.621571][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 331.621572][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 331.621574][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 331.621581][ T70] _printk (kernel/printk/printk.c:2504) [ 331.621584][ T70] ? snapshot_read.cold (user.c:?) [ 331.621586][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 331.621589][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 331.621591][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 331.621594][ T70] ? netdev_notice (net/core/dev.c:13194) [ 331.621595][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 331.621598][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 331.621601][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 331.621602][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 331.621604][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 331.621607][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 331.621609][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 331.621612][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 331.621617][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 331.621622][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 331.621624][ T70] notifier_call_chain (kernel/notifier.c:85) [ 331.621627][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 331.621629][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 331.621631][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 331.621634][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 331.621635][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 331.621637][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 331.621638][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 331.621640][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 331.621642][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 331.621644][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 331.621646][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 331.621648][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 331.621651][ T70] cleanup_net (net/core/net_namespace.c:706) [ 331.621653][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 331.621655][ T70] ? update_load_avg (kernel/sched/fair.c:5864) [ 331.621658][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 331.621659][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 331.621661][ T70] process_one_work (kernel/workqueue.c:3387) [ 331.621665][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 331.621667][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 331.621669][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 331.621671][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 331.621674][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 331.621676][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 331.621678][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 331.621680][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 331.621681][ T70] kthread (kernel/kthread.c:436) [ 331.621683][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 331.621686][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 331.621688][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 331.621691][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 331.621693][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 331.621696][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 331.621698][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 333.379921][ T9555] softirqs last disabled at (0): 0x0 | [ 333.379922][ T9555] Preemption disabled at: | [ 333.379923][ T9555] vprintk_emit (kernel/printk/printk.c:2471) | [ 333.379934][ T9555] Tainted: [W]=WARN [ 333.379935][ T9555] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 333.379937][ T9555] Call Trace: [ 333.379939][ T9555] [ 333.379940][ T9555] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 333.379946][ T9555] ? vprintk_emit (kernel/printk/printk.c:2471) [ 333.379947][ T9555] __might_resched.cold (kernel/sched/core.c:9234) [ 333.379951][ T9555] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 333.379954][ T9555] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 333.379958][ T9555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 333.379961][ T9555] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 333.379963][ T9555] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 333.379966][ T9555] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 333.379971][ T9555] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 333.379974][ T9555] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 333.379976][ T9555] put_chars (drivers/char/virtio_console.c:1176) [ 333.379978][ T9555] ? __send_to_port (drivers/char/virtio_console.c:654) [ 333.379980][ T9555] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 333.379983][ T9555] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 333.379987][ T9555] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 333.379989][ T9555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 333.379991][ T9555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 333.379993][ T9555] console_emit_next_record (kernel/printk/printk.c:3183) [ 333.379996][ T9555] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 333.379998][ T9555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 333.379999][ T9555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 333.380000][ T9555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 333.380001][ T9555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 333.380003][ T9555] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 333.380005][ T9555] console_flush_one_record (kernel/printk/printk.c:3268) [ 333.380008][ T9555] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 333.380010][ T9555] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 333.380012][ T9555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 333.380014][ T9555] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 333.380016][ T9555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 333.380017][ T9555] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 333.380019][ T9555] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 333.380020][ T9555] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 333.380022][ T9555] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 333.380024][ T9555] ? vprintk_emit (kernel/printk/printk.c:2478) [ 333.380025][ T9555] vprintk_emit (kernel/printk/printk.c:2479) [ 333.380027][ T9555] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 333.380029][ T9555] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 333.380031][ T9555] _printk (kernel/printk/printk.c:2504) [ 333.380034][ T9555] ? snapshot_read.cold (user.c:?) [ 333.380036][ T9555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 333.380037][ T9555] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 333.380041][ T9555] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 333.380043][ T9555] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 333.380045][ T9555] ? netdev_notice (net/core/dev.c:13194) [ 333.380047][ T9555] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 333.380054][ T9555] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 333.380058][ T9555] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 333.380059][ T9555] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 333.380061][ T9555] netif_set_promiscuity (net/core/dev.c:9699) [ 333.380066][ T9555] dev_set_promiscuity (net/core/dev_api.c:288) [ 333.380068][ T9555] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 333.380073][ T9555] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 333.380079][ T9555] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 333.380083][ T9555] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 333.380087][ T9555] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 333.380091][ T9555] ? security_capable (security/security.c:660 (discriminator 11)) [ 333.380094][ T9555] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 333.380096][ T9555] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 333.380098][ T9555] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 333.380102][ T9555] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 333.380105][ T9555] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 333.380108][ T9555] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 333.380110][ T9555] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 333.380112][ T9555] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 333.380114][ T9555] ? netlink_ack (./include/linux/skbuff.h:2718) [ 333.380117][ T9555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 333.380119][ T9555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 333.380120][ T9555] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 333.380122][ T9555] genl_rcv (net/netlink/genetlink.c:1218) [ 333.380124][ T9555] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 333.380132][ T9555] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 333.380134][ T9555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 333.380135][ T9555] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 333.380138][ T9555] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 333.380140][ T9555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 333.380142][ T9555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 333.380143][ T9555] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 333.380146][ T9555] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 333.380149][ T9555] __sys_sendto (net/socket.c:2281) [ 333.380151][ T9555] ? __ia32_sys_getpeername (net/socket.c:2235) [ 333.380155][ T9555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 333.380156][ T9555] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 333.380158][ T9555] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 333.380160][ T9555] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 333.380163][ T9555] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 333.380165][ T9555] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 333.380166][ T9555] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 333.380169][ T9555] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 333.380171][ T9555] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 333.380173][ T9555] RIP: 0033:0x7f4defdf8312 [ 333.380175][ T9555] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 333.380177][ T9555] RSP: 002b:00007ffcf8c94698 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 333.380181][ T9555] RAX: ffffffffffffffda RBX: 00007ffcf8c947c8 RCX: 00007f4defdf8312 [ 333.380182][ T9555] RDX: 0000000000000024 RSI: 00007f4dec181920 RDI: 0000000000000020 [ 333.380183][ T9555] RBP: 00007ffcf8c946c0 R08: 00007ffcf8c94840 R09: 000000000000000c [ 333.380184][ T9555] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4dedc65e10 [ 333.380185][ T9555] R13: 00007ffcf8c947c8 R14: 00007f4def71701a R15: 00007ffcf8c94bb8 | [ 335.439127][ T9650] softirqs last disabled at (0): 0x0 | [ 335.439129][ T9650] Preemption disabled at: | [ 335.439129][ T9650] vprintk_emit (kernel/printk/printk.c:2471) | [ 335.439145][ T9650] Tainted: [W]=WARN [ 335.439146][ T9650] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 335.439148][ T9650] Call Trace: [ 335.439150][ T9650] [ 335.439151][ T9650] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 335.439156][ T9650] ? vprintk_emit (kernel/printk/printk.c:2471) [ 335.439158][ T9650] __might_resched.cold (kernel/sched/core.c:9234) [ 335.439162][ T9650] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 335.439165][ T9650] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.439168][ T9650] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 335.439171][ T9650] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 335.439174][ T9650] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 335.439180][ T9650] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 335.439181][ T9650] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 335.439184][ T9650] put_chars (drivers/char/virtio_console.c:1176) [ 335.439186][ T9650] ? __send_to_port (drivers/char/virtio_console.c:654) [ 335.439188][ T9650] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 335.439190][ T9650] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 335.439195][ T9650] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 335.439197][ T9650] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 335.439199][ T9650] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.439200][ T9650] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 335.439203][ T9650] console_emit_next_record (kernel/printk/printk.c:3183) [ 335.439206][ T9650] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 335.439208][ T9650] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.439209][ T9650] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.439210][ T9650] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.439211][ T9650] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 335.439213][ T9650] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 335.439215][ T9650] console_flush_one_record (kernel/printk/printk.c:3268) [ 335.439217][ T9650] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 335.439220][ T9650] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 335.439222][ T9650] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 335.439224][ T9650] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 335.439225][ T9650] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.439226][ T9650] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 335.439228][ T9650] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 335.439230][ T9650] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 335.439231][ T9650] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 335.439233][ T9650] ? vprintk_emit (kernel/printk/printk.c:2478) [ 335.439234][ T9650] vprintk_emit (kernel/printk/printk.c:2479) [ 335.439236][ T9650] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 335.439237][ T9650] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 335.439239][ T9650] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.439240][ T9650] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 335.439244][ T9650] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 335.439247][ T9650] _printk (kernel/printk/printk.c:2504) [ 335.439250][ T9650] ? snapshot_read.cold (user.c:?) [ 335.439251][ T9650] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 335.439255][ T9650] ? idr_get_free (??:?) [ 335.439258][ T9650] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 335.439261][ T9650] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 335.439268][ T9650] ? nla_get_range_signed (lib/nlattr.c:270) [ 335.439273][ T9650] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.439274][ T9650] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 335.439277][ T9650] __nla_validate_parse (lib/nlattr.c:635) [ 335.439280][ T9650] __nla_parse (lib/nlattr.c:732) [ 335.439282][ T9650] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 335.439285][ T9650] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 335.439287][ T9650] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 335.439289][ T9650] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 335.439293][ T9650] ? security_capable (security/security.c:660 (discriminator 11)) [ 335.439296][ T9650] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 335.439298][ T9650] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 335.439301][ T9650] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 335.439308][ T9650] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 335.439311][ T9650] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 335.439313][ T9650] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 335.439315][ T9650] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 335.439317][ T9650] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 335.439319][ T9650] ? netlink_ack (./include/linux/skbuff.h:2718) [ 335.439322][ T9650] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 335.439324][ T9650] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.439325][ T9650] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 335.439327][ T9650] genl_rcv (net/netlink/genetlink.c:1218) [ 335.439329][ T9650] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 335.439331][ T9650] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 335.439334][ T9650] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 335.439336][ T9650] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 335.439338][ T9650] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 335.439340][ T9650] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.439341][ T9650] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 335.439345][ T9650] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 335.439348][ T9650] __sys_sendto (net/socket.c:2281) [ 335.439350][ T9650] ? __ia32_sys_getpeername (net/socket.c:2235) [ 335.439354][ T9650] ? fput_close_sync (fs/file_table.c:617) [ 335.439357][ T9650] ? alloc_file_clone (fs/file_table.c:479) [ 335.439359][ T9650] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 335.439361][ T9650] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 335.439363][ T9650] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 335.439364][ T9650] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 335.439366][ T9650] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 335.439368][ T9650] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 335.439371][ T9650] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 335.439373][ T9650] RIP: 0033:0x7fa8ad2da312 [ 335.439375][ T9650] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 335.439377][ T9650] RSP: 002b:00007ffe9e82fc28 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 335.439381][ T9650] RAX: ffffffffffffffda RBX: 00007ffe9e82fd58 RCX: 00007fa8ad2da312 [ 335.439382][ T9650] RDX: 0000000000000044 RSI: 00007fa8a8ea68d0 RDI: 0000000000000020 [ 335.439383][ T9650] RBP: 00007ffe9e82fc50 R08: 00007ffe9e82fdd0 R09: 000000000000000c [ 335.439384][ T9650] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa8ab13e0b0 [ 335.439385][ T9650] R13: 00007ffe9e82fd58 R14: 00007fa8acbf901a R15: 00007ffe9e830148 | [ 337.022695][ T9707] softirqs last disabled at (0): 0x0 | [ 337.022696][ T9707] Preemption disabled at: | [ 337.022697][ T9707] vprintk_emit (kernel/printk/printk.c:2471) | [ 337.022708][ T9707] Tainted: [W]=WARN [ 337.022709][ T9707] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 337.022710][ T9707] Call Trace: [ 337.022712][ T9707] [ 337.022713][ T9707] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 337.022718][ T9707] ? vprintk_emit (kernel/printk/printk.c:2471) [ 337.022720][ T9707] __might_resched.cold (kernel/sched/core.c:9234) [ 337.022724][ T9707] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 337.022727][ T9707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 337.022730][ T9707] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 337.022733][ T9707] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 337.022736][ T9707] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 337.022741][ T9707] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 337.022743][ T9707] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 337.022745][ T9707] put_chars (drivers/char/virtio_console.c:1176) [ 337.022747][ T9707] ? __send_to_port (drivers/char/virtio_console.c:654) [ 337.022748][ T9707] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 337.022751][ T9707] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 337.022753][ T9707] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 337.022758][ T9707] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 337.022760][ T9707] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 337.022761][ T9707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 337.022763][ T9707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 337.022764][ T9707] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 337.022766][ T9707] console_emit_next_record (kernel/printk/printk.c:3183) [ 337.022769][ T9707] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 337.022771][ T9707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 337.022772][ T9707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 337.022774][ T9707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 337.022775][ T9707] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 337.022777][ T9707] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 337.022779][ T9707] console_flush_one_record (kernel/printk/printk.c:3268) [ 337.022781][ T9707] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 337.022784][ T9707] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 337.022786][ T9707] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 337.022788][ T9707] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 337.022789][ T9707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 337.022790][ T9707] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 337.022792][ T9707] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 337.022794][ T9707] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 337.022795][ T9707] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 337.022797][ T9707] ? vprintk_emit (kernel/printk/printk.c:2478) [ 337.022799][ T9707] vprintk_emit (kernel/printk/printk.c:2479) [ 337.022801][ T9707] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 337.022803][ T9707] _printk (kernel/printk/printk.c:2504) [ 337.022805][ T9707] ? snapshot_read.cold (user.c:?) [ 337.022807][ T9707] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 337.022810][ T9707] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 337.022814][ T9707] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 337.022815][ T9707] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 337.022817][ T9707] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 337.022820][ T9707] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 337.022822][ T9707] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 337.022825][ T9707] ? netdev_notice (net/core/dev.c:13194) [ 337.022826][ T9707] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 337.022835][ T9707] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 337.022837][ T9707] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 337.022839][ T9707] netif_set_promiscuity (net/core/dev.c:9699) [ 337.022842][ T9707] dev_set_promiscuity (net/core/dev_api.c:288) [ 337.022844][ T9707] ? dev_disable_lro (net/core/dev_api.c:267) [ 337.022845][ T9707] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 337.022849][ T9707] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 337.022853][ T9707] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 337.022855][ T9707] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 337.022859][ T9707] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 337.022863][ T9707] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 337.022867][ T9707] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 337.022870][ T9707] ? __nla_validate_parse (lib/nlattr.c:635) [ 337.022875][ T9707] ? __nla_parse (lib/nlattr.c:732) [ 337.022877][ T9707] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 337.022881][ T9707] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 337.022883][ T9707] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 337.022887][ T9707] ? security_capable (security/security.c:660 (discriminator 11)) [ 337.022890][ T9707] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 337.022892][ T9707] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 337.022894][ T9707] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 337.022898][ T9707] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 337.022901][ T9707] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 337.022903][ T9707] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 337.022906][ T9707] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 337.022907][ T9707] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 337.022910][ T9707] ? netlink_ack (./include/linux/skbuff.h:2718) [ 337.022912][ T9707] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 337.022914][ T9707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 337.022915][ T9707] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 337.022917][ T9707] genl_rcv (net/netlink/genetlink.c:1218) [ 337.022919][ T9707] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 337.022921][ T9707] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 337.022923][ T9707] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 337.022926][ T9707] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 337.022929][ T9707] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 337.022931][ T9707] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 337.022933][ T9707] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 337.022935][ T9707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 337.022936][ T9707] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 337.022939][ T9707] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 337.022942][ T9707] __sys_sendto (net/socket.c:2281) [ 337.022945][ T9707] ? __ia32_sys_getpeername (net/socket.c:2235) [ 337.022946][ T9707] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 337.022949][ T9707] ? do_futex (kernel/futex/syscalls.c:138) [ 337.022951][ T9707] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 337.022953][ T9707] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 337.022957][ T9707] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 337.022959][ T9707] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 337.022961][ T9707] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 337.022962][ T9707] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 337.022964][ T9707] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 337.022965][ T9707] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 337.022969][ T9707] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 337.022971][ T9707] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 337.022973][ T9707] RIP: 0033:0x7f472f3ff312 [ 337.022975][ T9707] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 337.022977][ T9707] RSP: 002b:00007ffc7294d288 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 337.022981][ T9707] RAX: ffffffffffffffda RBX: 00007ffc7294d3b8 RCX: 00007f472f3ff312 [ 337.022982][ T9707] RDX: 0000000000000034 RSI: 00007f4724e60030 RDI: 0000000000000023 [ 337.022983][ T9707] RBP: 00007ffc7294d2b0 R08: 00007ffc7294d430 R09: 000000000000000c [ 337.022984][ T9707] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f472d262190 [ 337.022985][ T9707] R13: 00007ffc7294d3b8 R14: 00007f472ed1e01a R15: 00007ffc7294d7a8 | [ 343.580091][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 343.580093][ T70] Preemption disabled at: | [ 343.580094][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 343.580105][ T70] Tainted: [W]=WARN [ 343.580106][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 343.580108][ T70] Workqueue: netns cleanup_net [ 343.580114][ T70] Call Trace: [ 343.580115][ T70] [ 343.580117][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 343.580123][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 343.580124][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 343.580128][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 343.580131][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 343.580134][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 343.580136][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 343.580139][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 343.580142][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 343.580146][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 343.580148][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 343.580151][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 343.580152][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 343.580154][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 343.580156][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 343.580158][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 343.580168][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 343.580170][ T70] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 343.580172][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 343.580174][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 343.580176][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 343.580177][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 343.580179][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 343.580182][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 343.580185][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 343.580186][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 343.580187][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 343.580188][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 343.580190][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 343.580192][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 343.580194][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 343.580197][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 343.580199][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 343.580200][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 343.580202][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 343.580203][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 343.580205][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 343.580206][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 343.580208][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 343.580209][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 343.580211][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 343.580213][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 343.580214][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 343.580216][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 343.580223][ T70] _printk (kernel/printk/printk.c:2504) [ 343.580226][ T70] ? snapshot_read.cold (user.c:?) [ 343.580229][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 343.580232][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 343.580234][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 343.580236][ T70] ? netdev_notice (net/core/dev.c:13194) [ 343.580238][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 343.580241][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 343.580243][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 343.580245][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 343.580247][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 343.580250][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 343.580251][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 343.580254][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 343.580260][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 343.580265][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 343.580266][ T70] notifier_call_chain (kernel/notifier.c:85) [ 343.580270][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 343.580272][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 343.580274][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 343.580276][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 343.580278][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 343.580279][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 343.580281][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 343.580282][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 343.580284][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 343.580287][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 343.580289][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 343.580291][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 343.580294][ T70] cleanup_net (net/core/net_namespace.c:706) [ 343.580296][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 343.580298][ T70] ? update_load_avg (kernel/sched/fair.c:5864) [ 343.580301][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 343.580302][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 343.580304][ T70] process_one_work (kernel/workqueue.c:3387) [ 343.580308][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 343.580310][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 343.580312][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 343.580315][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 343.580317][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 343.580319][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 343.580321][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 343.580323][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 343.580325][ T70] kthread (kernel/kthread.c:436) [ 343.580327][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 343.580330][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 343.580332][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 343.580335][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 343.580337][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 343.580340][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 343.580342][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 345.224727][ T9934] softirqs last disabled at (0): 0x0 | [ 345.224729][ T9934] Preemption disabled at: | [ 345.224730][ T9934] vprintk_emit (kernel/printk/printk.c:2471) | [ 345.224740][ T9934] Tainted: [W]=WARN [ 345.224741][ T9934] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 345.224743][ T9934] Call Trace: [ 345.224744][ T9934] [ 345.224745][ T9934] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 345.224751][ T9934] ? vprintk_emit (kernel/printk/printk.c:2471) [ 345.224753][ T9934] __might_resched.cold (kernel/sched/core.c:9234) [ 345.224756][ T9934] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 345.224760][ T9934] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 345.224763][ T9934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.224766][ T9934] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 345.224769][ T9934] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 345.224772][ T9934] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 345.224777][ T9934] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 345.224779][ T9934] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 345.224781][ T9934] put_chars (drivers/char/virtio_console.c:1176) [ 345.224783][ T9934] ? __send_to_port (drivers/char/virtio_console.c:654) [ 345.224785][ T9934] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 345.224788][ T9934] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 345.224792][ T9934] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 345.224794][ T9934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.224796][ T9934] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 345.224798][ T9934] console_emit_next_record (kernel/printk/printk.c:3183) [ 345.224801][ T9934] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 345.224803][ T9934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.224804][ T9934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.224805][ T9934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.224806][ T9934] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 345.224808][ T9934] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 345.224810][ T9934] console_flush_one_record (kernel/printk/printk.c:3268) [ 345.224812][ T9934] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 345.224815][ T9934] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 345.224817][ T9934] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 345.224819][ T9934] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 345.224821][ T9934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.224822][ T9934] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 345.224823][ T9934] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 345.224825][ T9934] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 345.224826][ T9934] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 345.224828][ T9934] ? vprintk_emit (kernel/printk/printk.c:2478) [ 345.224830][ T9934] vprintk_emit (kernel/printk/printk.c:2479) [ 345.224832][ T9934] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 345.224833][ T9934] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 345.224835][ T9934] _printk (kernel/printk/printk.c:2504) [ 345.224838][ T9934] ? snapshot_read.cold (user.c:?) [ 345.224840][ T9934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.224841][ T9934] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 345.224845][ T9934] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 345.224847][ T9934] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 345.224849][ T9934] ? netdev_notice (net/core/dev.c:13194) [ 345.224851][ T9934] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 345.224858][ T9934] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 345.224862][ T9934] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 345.224863][ T9934] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 345.224865][ T9934] netif_set_promiscuity (net/core/dev.c:9699) [ 345.224870][ T9934] dev_set_promiscuity (net/core/dev_api.c:288) [ 345.224872][ T9934] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 345.224876][ T9934] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 345.224882][ T9934] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 345.224885][ T9934] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 345.224890][ T9934] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 345.224893][ T9934] ? security_capable (security/security.c:660 (discriminator 11)) [ 345.224896][ T9934] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 345.224899][ T9934] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 345.224901][ T9934] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 345.224905][ T9934] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 345.224908][ T9934] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 345.224911][ T9934] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 345.224913][ T9934] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 345.224915][ T9934] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 345.224917][ T9934] ? netlink_ack (./include/linux/skbuff.h:2718) [ 345.224920][ T9934] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 345.224922][ T9934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.224923][ T9934] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 345.224925][ T9934] genl_rcv (net/netlink/genetlink.c:1218) [ 345.224927][ T9934] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 345.224929][ T9934] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 345.224931][ T9934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.224933][ T9934] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 345.224935][ T9934] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 345.224937][ T9934] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 345.224938][ T9934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.224940][ T9934] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 345.224943][ T9934] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 345.224945][ T9934] __sys_sendto (net/socket.c:2281) [ 345.224948][ T9934] ? __ia32_sys_getpeername (net/socket.c:2235) [ 345.224952][ T9934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.224953][ T9934] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 345.224955][ T9934] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 345.224957][ T9934] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 345.224960][ T9934] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 345.224961][ T9934] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 345.224963][ T9934] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 345.224965][ T9934] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 345.224968][ T9934] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 345.224969][ T9934] RIP: 0033:0x7fa9da600312 [ 345.224971][ T9934] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 345.224973][ T9934] RSP: 002b:00007fff5b0fe358 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 345.224977][ T9934] RAX: ffffffffffffffda RBX: 00007fff5b0fe488 RCX: 00007fa9da600312 [ 345.224978][ T9934] RDX: 0000000000000024 RSI: 00007fa9d618a850 RDI: 0000000000000020 [ 345.224979][ T9934] RBP: 00007fff5b0fe380 R08: 00007fff5b0fe500 R09: 000000000000000c [ 345.224980][ T9934] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa9d846de10 [ 345.224981][ T9934] R13: 00007fff5b0fe488 R14: 00007fa9d9f1f01a R15: 00007fff5b0fe878 | [ 347.217525][T10041] softirqs last disabled at (0): 0x0 | [ 347.217527][T10041] Preemption disabled at: | [ 347.217528][T10041] vprintk_emit (kernel/printk/printk.c:2471) | [ 347.217538][T10041] Tainted: [W]=WARN [ 347.217539][T10041] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 347.217541][T10041] Call Trace: [ 347.217542][T10041] [ 347.217543][T10041] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 347.217549][T10041] ? vprintk_emit (kernel/printk/printk.c:2471) [ 347.217550][T10041] __might_resched.cold (kernel/sched/core.c:9234) [ 347.217558][T10041] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 347.217561][T10041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.217564][T10041] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 347.217567][T10041] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 347.217570][T10041] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 347.217575][T10041] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 347.217577][T10041] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 347.217580][T10041] put_chars (drivers/char/virtio_console.c:1176) [ 347.217582][T10041] ? __send_to_port (drivers/char/virtio_console.c:654) [ 347.217583][T10041] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 347.217586][T10041] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 347.217591][T10041] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 347.217593][T10041] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 347.217595][T10041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.217596][T10041] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.217599][T10041] console_emit_next_record (kernel/printk/printk.c:3183) [ 347.217602][T10041] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 347.217604][T10041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.217605][T10041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.217606][T10041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.217607][T10041] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.217609][T10041] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 347.217611][T10041] console_flush_one_record (kernel/printk/printk.c:3268) [ 347.217613][T10041] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 347.217616][T10041] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 347.217618][T10041] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.217620][T10041] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 347.217621][T10041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.217623][T10041] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 347.217624][T10041] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 347.217626][T10041] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 347.217627][T10041] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 347.217629][T10041] ? vprintk_emit (kernel/printk/printk.c:2478) [ 347.217630][T10041] vprintk_emit (kernel/printk/printk.c:2479) [ 347.217632][T10041] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 347.217633][T10041] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 347.217635][T10041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.217636][T10041] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 347.217640][T10041] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.217642][T10041] _printk (kernel/printk/printk.c:2504) [ 347.217646][T10041] ? snapshot_read.cold (user.c:?) [ 347.217647][T10041] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 347.217651][T10041] ? idr_get_free (??:?) [ 347.217653][T10041] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 347.217657][T10041] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 347.217664][T10041] ? nla_get_range_signed (lib/nlattr.c:270) [ 347.217668][T10041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.217669][T10041] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 347.217672][T10041] __nla_validate_parse (lib/nlattr.c:635) [ 347.217675][T10041] __nla_parse (lib/nlattr.c:732) [ 347.217677][T10041] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 347.217680][T10041] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 347.217682][T10041] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 347.217684][T10041] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 347.217687][T10041] ? security_capable (security/security.c:660 (discriminator 11)) [ 347.217690][T10041] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 347.217692][T10041] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 347.217696][T10041] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 347.217703][T10041] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 347.217706][T10041] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 347.217708][T10041] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 347.217710][T10041] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 347.217712][T10041] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 347.217714][T10041] ? netlink_ack (./include/linux/skbuff.h:2718) [ 347.217717][T10041] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.217719][T10041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.217720][T10041] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 347.217722][T10041] genl_rcv (net/netlink/genetlink.c:1218) [ 347.217724][T10041] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 347.217726][T10041] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 347.217729][T10041] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 347.217731][T10041] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 347.217733][T10041] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.217735][T10041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.217736][T10041] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 347.217739][T10041] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 347.217743][T10041] __sys_sendto (net/socket.c:2281) [ 347.217745][T10041] ? __ia32_sys_getpeername (net/socket.c:2235) [ 347.217749][T10041] ? fput_close_sync (fs/file_table.c:617) [ 347.217752][T10041] ? alloc_file_clone (fs/file_table.c:479) [ 347.217754][T10041] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 347.217756][T10041] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 347.217757][T10041] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 347.217759][T10041] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 347.217760][T10041] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 347.217763][T10041] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 347.217765][T10041] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 347.217767][T10041] RIP: 0033:0x7fc6b7195312 [ 347.217769][T10041] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 347.217771][T10041] RSP: 002b:00007fff0746f5f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 347.217775][T10041] RAX: ffffffffffffffda RBX: 00007fff0746f728 RCX: 00007fc6b7195312 [ 347.217776][T10041] RDX: 0000000000000044 RSI: 00007fc6b455b1e0 RDI: 0000000000000020 [ 347.217777][T10041] RBP: 00007fff0746f620 R08: 00007fff0746f7a0 R09: 000000000000000c [ 347.217778][T10041] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc6b4ff20b0 [ 347.217779][T10041] R13: 00007fff0746f728 R14: 00007fc6b6ab401a R15: 00007fff0746fb18 | [ 348.705089][T10098] softirqs last disabled at (0): 0x0 | [ 348.705091][T10098] Preemption disabled at: | [ 348.705091][T10098] vprintk_emit (kernel/printk/printk.c:2471) | [ 348.705102][T10098] Tainted: [W]=WARN [ 348.705103][T10098] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 348.705104][T10098] Call Trace: [ 348.705106][T10098] [ 348.705107][T10098] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 348.705113][T10098] ? vprintk_emit (kernel/printk/printk.c:2471) [ 348.705115][T10098] __might_resched.cold (kernel/sched/core.c:9234) [ 348.705118][T10098] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 348.705122][T10098] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.705125][T10098] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 348.705128][T10098] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 348.705131][T10098] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 348.705137][T10098] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 348.705138][T10098] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 348.705141][T10098] put_chars (drivers/char/virtio_console.c:1176) [ 348.705143][T10098] ? __send_to_port (drivers/char/virtio_console.c:654) [ 348.705145][T10098] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 348.705147][T10098] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 348.705150][T10098] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 348.705154][T10098] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 348.705157][T10098] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 348.705158][T10098] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.705160][T10098] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.705161][T10098] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.705163][T10098] console_emit_next_record (kernel/printk/printk.c:3183) [ 348.705166][T10098] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 348.705169][T10098] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.705170][T10098] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.705171][T10098] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.705172][T10098] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.705174][T10098] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 348.705176][T10098] console_flush_one_record (kernel/printk/printk.c:3268) [ 348.705178][T10098] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 348.705187][T10098] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 348.705189][T10098] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.705191][T10098] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 348.705193][T10098] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.705194][T10098] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 348.705196][T10098] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 348.705197][T10098] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 348.705199][T10098] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 348.705201][T10098] ? vprintk_emit (kernel/printk/printk.c:2478) [ 348.705203][T10098] vprintk_emit (kernel/printk/printk.c:2479) [ 348.705205][T10098] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 348.705207][T10098] _printk (kernel/printk/printk.c:2504) [ 348.705211][T10098] ? snapshot_read.cold (user.c:?) [ 348.705213][T10098] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 348.705216][T10098] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 348.705219][T10098] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 348.705221][T10098] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 348.705223][T10098] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 348.705226][T10098] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 348.705228][T10098] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 348.705231][T10098] ? netdev_notice (net/core/dev.c:13194) [ 348.705233][T10098] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 348.705241][T10098] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 348.705242][T10098] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 348.705245][T10098] netif_set_promiscuity (net/core/dev.c:9699) [ 348.705247][T10098] dev_set_promiscuity (net/core/dev_api.c:288) [ 348.705249][T10098] ? dev_disable_lro (net/core/dev_api.c:267) [ 348.705251][T10098] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 348.705255][T10098] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 348.705259][T10098] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 348.705261][T10098] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 348.705266][T10098] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 348.705269][T10098] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 348.705273][T10098] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 348.705277][T10098] ? __nla_validate_parse (lib/nlattr.c:635) [ 348.705281][T10098] ? __nla_parse (lib/nlattr.c:732) [ 348.705283][T10098] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 348.705287][T10098] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 348.705290][T10098] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 348.705293][T10098] ? security_capable (security/security.c:660 (discriminator 11)) [ 348.705296][T10098] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 348.705299][T10098] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 348.705301][T10098] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 348.705304][T10098] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 348.705307][T10098] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 348.705310][T10098] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 348.705312][T10098] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 348.705314][T10098] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 348.705316][T10098] ? netlink_ack (./include/linux/skbuff.h:2718) [ 348.705319][T10098] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.705320][T10098] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.705322][T10098] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 348.705324][T10098] genl_rcv (net/netlink/genetlink.c:1218) [ 348.705326][T10098] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 348.705328][T10098] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 348.705330][T10098] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.705331][T10098] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.705332][T10098] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 348.705334][T10098] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 348.705337][T10098] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 348.705339][T10098] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.705341][T10098] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.705342][T10098] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 348.705345][T10098] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 348.705348][T10098] __sys_sendto (net/socket.c:2281) [ 348.705350][T10098] ? __ia32_sys_getpeername (net/socket.c:2235) [ 348.705353][T10098] ? do_futex (kernel/futex/syscalls.c:138) [ 348.705356][T10098] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 348.705358][T10098] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.705359][T10098] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 348.705361][T10098] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 348.705363][T10098] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 348.705366][T10098] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 348.705368][T10098] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 348.705369][T10098] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 348.705373][T10098] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 348.705375][T10098] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 348.705377][T10098] RIP: 0033:0x7f001b735312 [ 348.705379][T10098] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 348.705381][T10098] RSP: 002b:00007fffa972c228 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 348.705385][T10098] RAX: ffffffffffffffda RBX: 00007fffa972c358 RCX: 00007f001b735312 [ 348.705386][T10098] RDX: 0000000000000034 RSI: 00007f0018205bb0 RDI: 0000000000000023 [ 348.705387][T10098] RBP: 00007fffa972c250 R08: 00007fffa972c3d0 R09: 000000000000000c [ 348.705388][T10098] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f001958e190 [ 348.705389][T10098] R13: 00007fffa972c358 R14: 00007f001b05401a R15: 00007fffa972c748 | [ 355.271667][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 355.271669][ T70] Preemption disabled at: | [ 355.271670][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 355.271681][ T70] Tainted: [W]=WARN [ 355.271682][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 355.271684][ T70] Workqueue: netns cleanup_net [ 355.271689][ T70] Call Trace: [ 355.271691][ T70] [ 355.271692][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 355.271698][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 355.271699][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 355.271703][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 355.271706][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 355.271708][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.271711][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 355.271714][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 355.271717][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 355.271721][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 355.271723][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 355.271726][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 355.271727][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 355.271729][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 355.271731][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 355.271734][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 355.271738][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 355.271740][ T70] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 355.271742][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 355.271744][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 355.271746][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.271747][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 355.271750][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 355.271753][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 355.271755][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.271756][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.271757][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.271758][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 355.271760][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 355.271762][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 355.271765][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 355.271767][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 355.271769][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 355.271771][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 355.271773][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.271774][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 355.271775][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 355.271777][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 355.271778][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 355.271780][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 355.271782][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 355.271783][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 355.271785][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 355.271787][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 355.271794][ T70] _printk (kernel/printk/printk.c:2504) [ 355.271797][ T70] ? snapshot_read.cold (user.c:?) [ 355.271799][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 355.271803][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 355.271805][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 355.271807][ T70] ? netdev_notice (net/core/dev.c:13194) [ 355.271809][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 355.271812][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 355.271815][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 355.271816][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 355.271819][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 355.271821][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 355.271823][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 355.271826][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 355.271832][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 355.271837][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.271839][ T70] notifier_call_chain (kernel/notifier.c:85) [ 355.271843][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 355.271845][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 355.271847][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 355.271849][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 355.271851][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 355.271852][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 355.271854][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 355.271855][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 355.271857][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 355.271860][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 355.271863][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 355.271865][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 355.271867][ T70] cleanup_net (net/core/net_namespace.c:706) [ 355.271869][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 355.271871][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 355.271873][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.271875][ T70] process_one_work (kernel/workqueue.c:3387) [ 355.271879][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 355.271881][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 355.271883][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 355.271886][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 355.271888][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 355.271890][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 355.271892][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 355.271894][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 355.271896][ T70] kthread (kernel/kthread.c:436) [ 355.271898][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 355.271901][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 355.271903][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 355.271906][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 355.271908][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 355.271911][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 355.271913][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 357.040537][T10324] softirqs last disabled at (0): 0x0 | [ 357.040539][T10324] Preemption disabled at: | [ 357.040540][T10324] vprintk_emit (kernel/printk/printk.c:2471) | [ 357.040550][T10324] Tainted: [W]=WARN [ 357.040551][T10324] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 357.040556][T10324] Call Trace: [ 357.040558][T10324] [ 357.040559][T10324] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 357.040566][T10324] ? vprintk_emit (kernel/printk/printk.c:2471) [ 357.040567][T10324] __might_resched.cold (kernel/sched/core.c:9234) [ 357.040571][T10324] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 357.040574][T10324] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 357.040578][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.040581][T10324] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 357.040583][T10324] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 357.040586][T10324] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 357.040591][T10324] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 357.040593][T10324] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 357.040596][T10324] put_chars (drivers/char/virtio_console.c:1176) [ 357.040598][T10324] ? __send_to_port (drivers/char/virtio_console.c:654) [ 357.040600][T10324] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 357.040603][T10324] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 357.040607][T10324] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 357.040609][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.040610][T10324] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.040613][T10324] console_emit_next_record (kernel/printk/printk.c:3183) [ 357.040616][T10324] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 357.040618][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.040619][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.040620][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.040621][T10324] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.040623][T10324] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 357.040625][T10324] console_flush_one_record (kernel/printk/printk.c:3268) [ 357.040627][T10324] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 357.040630][T10324] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 357.040632][T10324] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.040634][T10324] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 357.040636][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.040637][T10324] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 357.040638][T10324] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 357.040640][T10324] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 357.040642][T10324] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 357.040644][T10324] ? vprintk_emit (kernel/printk/printk.c:2478) [ 357.040645][T10324] vprintk_emit (kernel/printk/printk.c:2479) [ 357.040647][T10324] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 357.040648][T10324] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 357.040651][T10324] _printk (kernel/printk/printk.c:2504) [ 357.040654][T10324] ? snapshot_read.cold (user.c:?) [ 357.040656][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.040657][T10324] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 357.040660][T10324] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 357.040663][T10324] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 357.040665][T10324] ? netdev_notice (net/core/dev.c:13194) [ 357.040667][T10324] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 357.040674][T10324] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 357.040677][T10324] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 357.040679][T10324] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 357.040681][T10324] netif_set_promiscuity (net/core/dev.c:9699) [ 357.040685][T10324] dev_set_promiscuity (net/core/dev_api.c:288) [ 357.040688][T10324] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 357.040692][T10324] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 357.040698][T10324] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 357.040702][T10324] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 357.040706][T10324] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 357.040709][T10324] ? security_capable (security/security.c:660 (discriminator 11)) [ 357.040713][T10324] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 357.040715][T10324] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 357.040717][T10324] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 357.040721][T10324] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 357.040724][T10324] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 357.040727][T10324] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 357.040729][T10324] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 357.040731][T10324] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 357.040733][T10324] ? netlink_ack (./include/linux/skbuff.h:2718) [ 357.040736][T10324] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.040738][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.040739][T10324] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 357.040741][T10324] genl_rcv (net/netlink/genetlink.c:1218) [ 357.040743][T10324] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 357.040745][T10324] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 357.040747][T10324] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.040749][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.040750][T10324] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 357.040752][T10324] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 357.040754][T10324] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 357.040756][T10324] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.040758][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.040759][T10324] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 357.040762][T10324] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 357.040765][T10324] __sys_sendto (net/socket.c:2281) [ 357.040767][T10324] ? __ia32_sys_getpeername (net/socket.c:2235) [ 357.040769][T10324] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 357.040771][T10324] ? do_futex (kernel/futex/syscalls.c:138) [ 357.040774][T10324] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 357.040777][T10324] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 357.040778][T10324] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 357.040780][T10324] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 357.040783][T10324] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 357.040785][T10324] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 357.040786][T10324] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 357.040789][T10324] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 357.040791][T10324] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 357.040792][T10324] RIP: 0033:0x7f2a444f6312 [ 357.040794][T10324] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 357.040796][T10324] RSP: 002b:00007ffe0ece9fb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 357.040800][T10324] RAX: ffffffffffffffda RBX: 00007ffe0ecea0e8 RCX: 00007f2a444f6312 [ 357.040802][T10324] RDX: 0000000000000024 RSI: 00007f2a400717d0 RDI: 0000000000000020 [ 357.040803][T10324] RBP: 00007ffe0ece9fe0 R08: 00007ffe0ecea160 R09: 000000000000000c [ 357.040804][T10324] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2a42359e10 [ 357.040805][T10324] R13: 00007ffe0ecea0e8 R14: 00007f2a43e1501a R15: 00007ffe0ecea4d8 | [ 359.229321][T10419] softirqs last disabled at (0): 0x0 | [ 359.229323][T10419] Preemption disabled at: | [ 359.229324][T10419] vprintk_emit (kernel/printk/printk.c:2471) | [ 359.229334][T10419] Tainted: [W]=WARN [ 359.229335][T10419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 359.229337][T10419] Call Trace: [ 359.229338][T10419] [ 359.229339][T10419] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 359.229345][T10419] ? vprintk_emit (kernel/printk/printk.c:2471) [ 359.229346][T10419] __might_resched.cold (kernel/sched/core.c:9234) [ 359.229350][T10419] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 359.229354][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.229356][T10419] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 359.229359][T10419] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 359.229362][T10419] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 359.229368][T10419] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 359.229369][T10419] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 359.229372][T10419] put_chars (drivers/char/virtio_console.c:1176) [ 359.229374][T10419] ? __send_to_port (drivers/char/virtio_console.c:654) [ 359.229375][T10419] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 359.229378][T10419] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 359.229383][T10419] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 359.229385][T10419] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 359.229387][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.229388][T10419] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.229391][T10419] console_emit_next_record (kernel/printk/printk.c:3183) [ 359.229393][T10419] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 359.229395][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.229397][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.229398][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.229399][T10419] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.229401][T10419] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 359.229403][T10419] console_flush_one_record (kernel/printk/printk.c:3268) [ 359.229405][T10419] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 359.229408][T10419] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 359.229410][T10419] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.229412][T10419] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 359.229413][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.229414][T10419] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 359.229416][T10419] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 359.229418][T10419] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 359.229419][T10419] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 359.229421][T10419] ? vprintk_emit (kernel/printk/printk.c:2478) [ 359.229423][T10419] vprintk_emit (kernel/printk/printk.c:2479) [ 359.229424][T10419] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 359.229426][T10419] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 359.229427][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.229428][T10419] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 359.229432][T10419] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.229434][T10419] _printk (kernel/printk/printk.c:2504) [ 359.229437][T10419] ? snapshot_read.cold (user.c:?) [ 359.229439][T10419] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 359.229443][T10419] ? idr_get_free (??:?) [ 359.229445][T10419] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 359.229448][T10419] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 359.229455][T10419] ? nla_get_range_signed (lib/nlattr.c:270) [ 359.229460][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.229461][T10419] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 359.229464][T10419] __nla_validate_parse (lib/nlattr.c:635) [ 359.229467][T10419] __nla_parse (lib/nlattr.c:732) [ 359.229469][T10419] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 359.229471][T10419] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 359.229473][T10419] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 359.229476][T10419] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 359.229479][T10419] ? security_capable (security/security.c:660 (discriminator 11)) [ 359.229482][T10419] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 359.229485][T10419] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 359.229487][T10419] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 359.229494][T10419] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 359.229497][T10419] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 359.229499][T10419] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 359.229501][T10419] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 359.229503][T10419] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 359.229505][T10419] ? netlink_ack (./include/linux/skbuff.h:2718) [ 359.229508][T10419] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.229510][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.229511][T10419] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 359.229513][T10419] genl_rcv (net/netlink/genetlink.c:1218) [ 359.229515][T10419] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 359.229517][T10419] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 359.229520][T10419] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 359.229522][T10419] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 359.229524][T10419] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.229526][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.229527][T10419] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 359.229530][T10419] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 359.229534][T10419] __sys_sendto (net/socket.c:2281) [ 359.229536][T10419] ? __ia32_sys_getpeername (net/socket.c:2235) [ 359.229540][T10419] ? fput_close_sync (fs/file_table.c:617) [ 359.229543][T10419] ? alloc_file_clone (fs/file_table.c:479) [ 359.229545][T10419] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 359.229546][T10419] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 359.229548][T10419] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 359.229550][T10419] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 359.229551][T10419] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 359.229557][T10419] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 359.229559][T10419] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 359.229561][T10419] RIP: 0033:0x7f111b5cb312 [ 359.229563][T10419] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 359.229565][T10419] RSP: 002b:00007fff13fa0628 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 359.229569][T10419] RAX: ffffffffffffffda RBX: 00007fff13fa0758 RCX: 00007f111b5cb312 [ 359.229571][T10419] RDX: 0000000000000044 RSI: 00007f1119312a10 RDI: 0000000000000020 [ 359.229572][T10419] RBP: 00007fff13fa0650 R08: 00007fff13fa07d0 R09: 000000000000000c [ 359.229573][T10419] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f111942e0b0 [ 359.229574][T10419] R13: 00007fff13fa0758 R14: 00007f111aeea01a R15: 00007fff13fa0b48 | [ 360.796365][T10476] softirqs last disabled at (0): 0x0 | [ 360.796367][T10476] Preemption disabled at: | [ 360.796368][T10476] vprintk_emit (kernel/printk/printk.c:2471) | [ 360.796378][T10476] Tainted: [W]=WARN [ 360.796379][T10476] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 360.796381][T10476] Call Trace: [ 360.796383][T10476] [ 360.796384][T10476] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 360.796390][T10476] ? vprintk_emit (kernel/printk/printk.c:2471) [ 360.796391][T10476] __might_resched.cold (kernel/sched/core.c:9234) [ 360.796395][T10476] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 360.796398][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 360.796401][T10476] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 360.796404][T10476] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 360.796407][T10476] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 360.796412][T10476] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 360.796414][T10476] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 360.796417][T10476] put_chars (drivers/char/virtio_console.c:1176) [ 360.796418][T10476] ? __send_to_port (drivers/char/virtio_console.c:654) [ 360.796420][T10476] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 360.796422][T10476] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 360.796425][T10476] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 360.796429][T10476] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 360.796432][T10476] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 360.796433][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 360.796435][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 360.796436][T10476] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 360.796439][T10476] console_emit_next_record (kernel/printk/printk.c:3183) [ 360.796441][T10476] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 360.796444][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 360.796445][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 360.796446][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 360.796447][T10476] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 360.796449][T10476] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 360.796451][T10476] console_flush_one_record (kernel/printk/printk.c:3268) [ 360.796453][T10476] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 360.796456][T10476] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 360.796458][T10476] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 360.796460][T10476] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 360.796461][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 360.796462][T10476] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 360.796464][T10476] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 360.796466][T10476] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 360.796467][T10476] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 360.796469][T10476] ? vprintk_emit (kernel/printk/printk.c:2478) [ 360.796471][T10476] vprintk_emit (kernel/printk/printk.c:2479) [ 360.796473][T10476] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 360.796475][T10476] _printk (kernel/printk/printk.c:2504) [ 360.796478][T10476] ? snapshot_read.cold (user.c:?) [ 360.796480][T10476] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 360.796482][T10476] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 360.796486][T10476] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 360.796488][T10476] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 360.796489][T10476] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 360.796492][T10476] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 360.796494][T10476] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 360.796497][T10476] ? netdev_notice (net/core/dev.c:13194) [ 360.796499][T10476] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 360.796506][T10476] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 360.796508][T10476] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 360.796510][T10476] netif_set_promiscuity (net/core/dev.c:9699) [ 360.796513][T10476] dev_set_promiscuity (net/core/dev_api.c:288) [ 360.796514][T10476] ? dev_disable_lro (net/core/dev_api.c:267) [ 360.796516][T10476] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 360.796520][T10476] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 360.796524][T10476] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 360.796526][T10476] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 360.796530][T10476] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 360.796534][T10476] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 360.796538][T10476] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 360.796541][T10476] ? __nla_validate_parse (lib/nlattr.c:635) [ 360.796546][T10476] ? __nla_parse (lib/nlattr.c:732) [ 360.796548][T10476] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 360.796552][T10476] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 360.796558][T10476] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 360.796561][T10476] ? security_capable (security/security.c:660 (discriminator 11)) [ 360.796564][T10476] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 360.796567][T10476] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 360.796569][T10476] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 360.796573][T10476] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 360.796576][T10476] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 360.796579][T10476] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 360.796581][T10476] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 360.796583][T10476] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 360.796585][T10476] ? netlink_ack (./include/linux/skbuff.h:2718) [ 360.796588][T10476] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 360.796589][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 360.796591][T10476] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 360.796593][T10476] genl_rcv (net/netlink/genetlink.c:1218) [ 360.796595][T10476] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 360.796597][T10476] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 360.796599][T10476] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 360.796602][T10476] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 360.796604][T10476] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 360.796607][T10476] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 360.796609][T10476] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 360.796611][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 360.796612][T10476] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 360.796615][T10476] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 360.796618][T10476] __sys_sendto (net/socket.c:2281) [ 360.796621][T10476] ? __ia32_sys_getpeername (net/socket.c:2235) [ 360.796625][T10476] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 360.796629][T10476] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 360.796630][T10476] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 360.796632][T10476] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 360.796634][T10476] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 360.796635][T10476] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 360.796639][T10476] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 360.796641][T10476] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 360.796643][T10476] RIP: 0033:0x7f95976cd312 [ 360.796645][T10476] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 360.796647][T10476] RSP: 002b:00007ffc20ee20a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 360.796652][T10476] RAX: ffffffffffffffda RBX: 00007ffc20ee21d8 RCX: 00007f95976cd312 [ 360.796653][T10476] RDX: 0000000000000038 RSI: 00007f959430c4b0 RDI: 0000000000000023 [ 360.796654][T10476] RBP: 00007ffc20ee20d0 R08: 00007ffc20ee2250 R09: 000000000000000c [ 360.796655][T10476] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f959552a190 [ 360.796656][T10476] R13: 00007ffc20ee21d8 R14: 00007f9596fec01a R15: 00007ffc20ee25c8 | [ 368.098345][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 368.098347][ T70] Preemption disabled at: | [ 368.098348][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 368.098359][ T70] Tainted: [W]=WARN [ 368.098360][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 368.098361][ T70] Workqueue: netns cleanup_net [ 368.098366][ T70] Call Trace: [ 368.098368][ T70] [ 368.098369][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 368.098375][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 368.098376][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 368.098380][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 368.098384][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 368.098386][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 368.098388][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 368.098391][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 368.098394][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 368.098399][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 368.098401][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 368.098403][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 368.098405][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 368.098406][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 368.098408][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 368.098410][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 368.098415][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 368.098417][ T70] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 368.098419][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 368.098421][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 368.098423][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 368.098424][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 368.098427][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 368.098429][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 368.098431][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 368.098432][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 368.098433][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 368.098434][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 368.098436][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 368.098438][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 368.098440][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 368.098443][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 368.098445][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 368.098447][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 368.098449][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 368.098450][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 368.098451][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 368.098453][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 368.098454][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 368.098456][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 368.098458][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 368.098459][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 368.098461][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 368.098463][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 368.098469][ T70] _printk (kernel/printk/printk.c:2504) [ 368.098473][ T70] ? snapshot_read.cold (user.c:?) [ 368.098475][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 368.098478][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 368.098481][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 368.098483][ T70] ? netdev_notice (net/core/dev.c:13194) [ 368.098484][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 368.098487][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 368.098490][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 368.098491][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 368.098494][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 368.098496][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 368.098498][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 368.098501][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 368.098507][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 368.098511][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 368.098513][ T70] notifier_call_chain (kernel/notifier.c:85) [ 368.098517][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 368.098519][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 368.098521][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 368.098523][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 368.098525][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 368.098526][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 368.098528][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 368.098529][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 368.098531][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 368.098534][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 368.098536][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 368.098538][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 368.098541][ T70] cleanup_net (net/core/net_namespace.c:706) [ 368.098543][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 368.098544][ T70] ? update_load_avg (kernel/sched/fair.c:5864) [ 368.098547][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 368.098549][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 368.098550][ T70] process_one_work (kernel/workqueue.c:3387) [ 368.098558][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 368.098561][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 368.098563][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 368.098565][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 368.098568][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 368.098570][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 368.098572][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 368.098574][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 368.098576][ T70] kthread (kernel/kthread.c:436) [ 368.098578][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 368.098581][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 368.098583][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 368.098586][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 368.098588][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 368.098591][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 368.098593][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 369.292656][T10689] softirqs last disabled at (0): 0x0 | [ 369.292657][T10689] Preemption disabled at: | [ 369.292658][T10689] vprintk_emit (kernel/printk/printk.c:2471) | [ 369.292669][T10689] Tainted: [W]=WARN [ 369.292670][T10689] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 369.292672][T10689] Call Trace: [ 369.292673][T10689] [ 369.292674][T10689] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 369.292680][T10689] ? vprintk_emit (kernel/printk/printk.c:2471) [ 369.292681][T10689] __might_resched.cold (kernel/sched/core.c:9234) [ 369.292685][T10689] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 369.292689][T10689] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 369.292693][T10689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.292695][T10689] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 369.292698][T10689] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 369.292701][T10689] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 369.292706][T10689] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 369.292708][T10689] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 369.292711][T10689] put_chars (drivers/char/virtio_console.c:1176) [ 369.292712][T10689] ? __send_to_port (drivers/char/virtio_console.c:654) [ 369.292714][T10689] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 369.292717][T10689] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 369.292722][T10689] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 369.292724][T10689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.292725][T10689] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 369.292728][T10689] console_emit_next_record (kernel/printk/printk.c:3183) [ 369.292731][T10689] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 369.292733][T10689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.292734][T10689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.292735][T10689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.292736][T10689] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 369.292738][T10689] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 369.292740][T10689] console_flush_one_record (kernel/printk/printk.c:3268) [ 369.292742][T10689] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 369.292745][T10689] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 369.292747][T10689] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 369.292749][T10689] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 369.292751][T10689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.292752][T10689] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 369.292753][T10689] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 369.292755][T10689] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 369.292756][T10689] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 369.292759][T10689] ? vprintk_emit (kernel/printk/printk.c:2478) [ 369.292760][T10689] vprintk_emit (kernel/printk/printk.c:2479) [ 369.292762][T10689] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 369.292763][T10689] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 369.292767][T10689] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 369.292773][T10689] _printk (kernel/printk/printk.c:2504) [ 369.292777][T10689] ? snapshot_read.cold (user.c:?) [ 369.292779][T10689] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 369.292782][T10689] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 369.292784][T10689] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 369.292787][T10689] ? netdev_notice (net/core/dev.c:13194) [ 369.292788][T10689] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 369.292791][T10689] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 369.292794][T10689] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 369.292796][T10689] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 369.292798][T10689] netif_set_promiscuity (net/core/dev.c:9699) [ 369.292801][T10689] dev_set_promiscuity (net/core/dev_api.c:288) [ 369.292803][T10689] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 369.292806][T10689] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 369.292812][T10689] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 369.292815][T10689] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 369.292820][T10689] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 369.292825][T10689] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 369.292829][T10689] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 369.292834][T10689] ? security_capable (security/security.c:660 (discriminator 11)) [ 369.292837][T10689] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 369.292839][T10689] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 369.292841][T10689] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 369.292845][T10689] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 369.292848][T10689] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 369.292852][T10689] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 369.292854][T10689] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 369.292856][T10689] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 369.292858][T10689] ? netlink_ack (./include/linux/skbuff.h:2718) [ 369.292861][T10689] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 369.292863][T10689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.292864][T10689] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 369.292866][T10689] genl_rcv (net/netlink/genetlink.c:1218) [ 369.292868][T10689] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 369.292870][T10689] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 369.292873][T10689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.292874][T10689] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 369.292876][T10689] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 369.292879][T10689] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 369.292880][T10689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.292882][T10689] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 369.292885][T10689] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 369.292888][T10689] __sys_sendto (net/socket.c:2281) [ 369.292890][T10689] ? __ia32_sys_getpeername (net/socket.c:2235) [ 369.292894][T10689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.292895][T10689] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 369.292897][T10689] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 369.292899][T10689] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 369.292902][T10689] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 369.292904][T10689] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 369.292905][T10689] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 369.292909][T10689] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 369.292911][T10689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 369.292913][T10689] RIP: 0033:0x7f840eb0c312 [ 369.292915][T10689] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 369.292917][T10689] RSP: 002b:00007ffccf345f78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 369.292921][T10689] RAX: ffffffffffffffda RBX: 00007ffccf3460a8 RCX: 00007f840eb0c312 [ 369.292923][T10689] RDX: 0000000000000028 RSI: 00007f84085799e0 RDI: 0000000000000023 [ 369.292924][T10689] RBP: 00007ffccf345fa0 R08: 00007ffccf346120 R09: 000000000000000c [ 369.292925][T10689] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f840c979fd0 [ 369.292926][T10689] R13: 00007ffccf3460a8 R14: 00007f840e42b01a R15: 00007ffccf346498 | [ 371.776345][T10809] softirqs last disabled at (0): 0x0 | [ 371.776347][T10809] Preemption disabled at: | [ 371.776348][T10809] vprintk_emit (kernel/printk/printk.c:2471) | [ 371.776359][T10809] Tainted: [W]=WARN [ 371.776360][T10809] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 371.776362][T10809] Call Trace: [ 371.776363][T10809] [ 371.776364][T10809] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 371.776370][T10809] ? vprintk_emit (kernel/printk/printk.c:2471) [ 371.776372][T10809] __might_resched.cold (kernel/sched/core.c:9234) [ 371.776376][T10809] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 371.776380][T10809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 371.776383][T10809] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 371.776386][T10809] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 371.776390][T10809] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 371.776395][T10809] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 371.776397][T10809] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 371.776400][T10809] put_chars (drivers/char/virtio_console.c:1176) [ 371.776402][T10809] ? __send_to_port (drivers/char/virtio_console.c:654) [ 371.776403][T10809] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 371.776406][T10809] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 371.776412][T10809] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 371.776414][T10809] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 371.776416][T10809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 371.776417][T10809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 371.776420][T10809] console_emit_next_record (kernel/printk/printk.c:3183) [ 371.776423][T10809] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 371.776425][T10809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 371.776426][T10809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 371.776427][T10809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 371.776429][T10809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 371.776431][T10809] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 371.776433][T10809] console_flush_one_record (kernel/printk/printk.c:3268) [ 371.776435][T10809] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 371.776438][T10809] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 371.776440][T10809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 371.776442][T10809] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 371.776444][T10809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 371.776445][T10809] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 371.776447][T10809] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 371.776448][T10809] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 371.776450][T10809] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 371.776452][T10809] ? vprintk_emit (kernel/printk/printk.c:2478) [ 371.776454][T10809] vprintk_emit (kernel/printk/printk.c:2479) [ 371.776456][T10809] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 371.776457][T10809] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 371.776459][T10809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 371.776460][T10809] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 371.776464][T10809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 371.776467][T10809] _printk (kernel/printk/printk.c:2504) [ 371.776470][T10809] ? snapshot_read.cold (user.c:?) [ 371.776471][T10809] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 371.776476][T10809] ? idr_get_free (??:?) [ 371.776478][T10809] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 371.776481][T10809] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 371.776489][T10809] ? nla_get_range_signed (lib/nlattr.c:270) [ 371.776493][T10809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 371.776494][T10809] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 371.776497][T10809] __nla_validate_parse (lib/nlattr.c:635) [ 371.776500][T10809] __nla_parse (lib/nlattr.c:732) [ 371.776503][T10809] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 371.776506][T10809] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 371.776508][T10809] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 371.776510][T10809] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 371.776514][T10809] ? security_capable (security/security.c:660 (discriminator 11)) [ 371.776517][T10809] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 371.776519][T10809] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 371.776523][T10809] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 371.776530][T10809] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 371.776533][T10809] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 371.776536][T10809] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 371.776538][T10809] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 371.776540][T10809] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 371.776542][T10809] ? netlink_ack (./include/linux/skbuff.h:2718) [ 371.776545][T10809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 371.776547][T10809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 371.776548][T10809] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 371.776550][T10809] genl_rcv (net/netlink/genetlink.c:1218) [ 371.776552][T10809] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 371.776558][T10809] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 371.776561][T10809] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 371.776564][T10809] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 371.776566][T10809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 371.776568][T10809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 371.776570][T10809] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 371.776573][T10809] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 371.776576][T10809] __sys_sendto (net/socket.c:2281) [ 371.776579][T10809] ? __ia32_sys_getpeername (net/socket.c:2235) [ 371.776583][T10809] ? fput_close_sync (fs/file_table.c:617) [ 371.776586][T10809] ? alloc_file_clone (fs/file_table.c:479) [ 371.776588][T10809] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 371.776591][T10809] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 371.776592][T10809] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 371.776594][T10809] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 371.776595][T10809] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 371.776598][T10809] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 371.776600][T10809] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 371.776602][T10809] RIP: 0033:0x7f5963eed312 [ 371.776605][T10809] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 371.776607][T10809] RSP: 002b:00007ffc64221ab8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 371.776611][T10809] RAX: ffffffffffffffda RBX: 00007ffc64221be8 RCX: 00007f5963eed312 [ 371.776612][T10809] RDX: 0000000000000044 RSI: 00007f59602aebf0 RDI: 0000000000000020 [ 371.776613][T10809] RBP: 00007ffc64221ae0 R08: 00007ffc64221c60 R09: 000000000000000c [ 371.776614][T10809] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5961d4a0b0 [ 371.776615][T10809] R13: 00007ffc64221be8 R14: 00007f596380c01a R15: 00007ffc64221fd8 | [ 373.205700][T10866] softirqs last disabled at (0): 0x0 | [ 373.205702][T10866] Preemption disabled at: | [ 373.205703][T10866] vprintk_emit (kernel/printk/printk.c:2471) | [ 373.205713][T10866] Tainted: [W]=WARN [ 373.205714][T10866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 373.205716][T10866] Call Trace: [ 373.205718][T10866] [ 373.205719][T10866] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 373.205725][T10866] ? vprintk_emit (kernel/printk/printk.c:2471) [ 373.205727][T10866] __might_resched.cold (kernel/sched/core.c:9234) [ 373.205731][T10866] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 373.205734][T10866] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.205737][T10866] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 373.205740][T10866] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 373.205743][T10866] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 373.205749][T10866] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 373.205750][T10866] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 373.205753][T10866] put_chars (drivers/char/virtio_console.c:1176) [ 373.205755][T10866] ? __send_to_port (drivers/char/virtio_console.c:654) [ 373.205756][T10866] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 373.205759][T10866] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 373.205761][T10866] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 373.205766][T10866] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 373.205768][T10866] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 373.205770][T10866] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.205771][T10866] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.205772][T10866] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 373.205775][T10866] console_emit_next_record (kernel/printk/printk.c:3183) [ 373.205778][T10866] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 373.205780][T10866] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.205781][T10866] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.205782][T10866] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.205783][T10866] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 373.205785][T10866] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 373.205786][T10866] console_flush_one_record (kernel/printk/printk.c:3268) [ 373.205789][T10866] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 373.205792][T10866] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 373.205794][T10866] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 373.205795][T10866] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 373.205797][T10866] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.205798][T10866] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 373.205800][T10866] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 373.205801][T10866] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 373.205803][T10866] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 373.205805][T10866] ? vprintk_emit (kernel/printk/printk.c:2478) [ 373.205806][T10866] vprintk_emit (kernel/printk/printk.c:2479) [ 373.205808][T10866] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 373.205810][T10866] _printk (kernel/printk/printk.c:2504) [ 373.205813][T10866] ? snapshot_read.cold (user.c:?) [ 373.205815][T10866] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 373.205818][T10866] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 373.205822][T10866] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 373.205824][T10866] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 373.205825][T10866] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 373.205829][T10866] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 373.205832][T10866] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 373.205835][T10866] ? netdev_notice (net/core/dev.c:13194) [ 373.205836][T10866] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 373.205844][T10866] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 373.205846][T10866] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 373.205848][T10866] netif_set_promiscuity (net/core/dev.c:9699) [ 373.205851][T10866] dev_set_promiscuity (net/core/dev_api.c:288) [ 373.205852][T10866] ? dev_disable_lro (net/core/dev_api.c:267) [ 373.205854][T10866] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 373.205858][T10866] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 373.205862][T10866] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 373.205864][T10866] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 373.205868][T10866] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 373.205872][T10866] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 373.205876][T10866] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 373.205879][T10866] ? __nla_validate_parse (lib/nlattr.c:635) [ 373.205884][T10866] ? __nla_parse (lib/nlattr.c:732) [ 373.205885][T10866] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 373.205890][T10866] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 373.205892][T10866] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 373.205895][T10866] ? security_capable (security/security.c:660 (discriminator 11)) [ 373.205898][T10866] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 373.205901][T10866] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 373.205903][T10866] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 373.205907][T10866] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 373.205910][T10866] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 373.205912][T10866] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 373.205914][T10866] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 373.205916][T10866] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 373.205918][T10866] ? netlink_ack (./include/linux/skbuff.h:2718) [ 373.205921][T10866] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 373.205922][T10866] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.205924][T10866] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 373.205926][T10866] genl_rcv (net/netlink/genetlink.c:1218) [ 373.205927][T10866] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 373.205930][T10866] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 373.205931][T10866] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 373.205935][T10866] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 373.205937][T10866] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 373.205940][T10866] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 373.205942][T10866] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 373.205943][T10866] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.205945][T10866] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 373.205948][T10866] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 373.205951][T10866] __sys_sendto (net/socket.c:2281) [ 373.205953][T10866] ? __ia32_sys_getpeername (net/socket.c:2235) [ 373.205957][T10866] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 373.205961][T10866] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 373.205963][T10866] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 373.205965][T10866] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 373.205966][T10866] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 373.205968][T10866] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 373.205972][T10866] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 373.205974][T10866] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 373.205976][T10866] RIP: 0033:0x7fc02560a312 [ 373.205978][T10866] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 373.205980][T10866] RSP: 002b:00007fff165b3d88 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 373.205984][T10866] RAX: ffffffffffffffda RBX: 00007fff165b3eb8 RCX: 00007fc02560a312 [ 373.205985][T10866] RDX: 0000000000000038 RSI: 00007fc021270ff0 RDI: 0000000000000023 [ 373.205986][T10866] RBP: 00007fff165b3db0 R08: 00007fff165b3f30 R09: 000000000000000c [ 373.205987][T10866] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc02346e190 [ 373.205988][T10866] R13: 00007fff165b3eb8 R14: 00007fc024f2901a R15: 00007fff165b42a8 | [ 379.685279][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 379.685281][ T70] Preemption disabled at: | [ 379.685281][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 379.685297][ T70] Tainted: [W]=WARN [ 379.685298][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 379.685300][ T70] Workqueue: netns cleanup_net [ 379.685306][ T70] Call Trace: [ 379.685308][ T70] [ 379.685309][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 379.685315][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 379.685316][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 379.685320][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 379.685324][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 379.685326][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.685329][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 379.685332][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 379.685335][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 379.685340][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 379.685342][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 379.685344][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 379.685346][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 379.685347][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 379.685349][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 379.685352][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 379.685357][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 379.685359][ T70] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 379.685360][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 379.685363][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 379.685365][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.685366][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 379.685368][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 379.685371][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 379.685373][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.685374][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.685375][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.685376][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 379.685378][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 379.685380][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 379.685382][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 379.685385][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 379.685387][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 379.685389][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 379.685390][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.685391][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 379.685393][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 379.685394][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 379.685396][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 379.685398][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 379.685399][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 379.685401][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 379.685403][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 379.685404][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 379.685411][ T70] _printk (kernel/printk/printk.c:2504) [ 379.685414][ T70] ? snapshot_read.cold (user.c:?) [ 379.685417][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 379.685420][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 379.685422][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 379.685424][ T70] ? netdev_notice (net/core/dev.c:13194) [ 379.685426][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 379.685429][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 379.685432][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 379.685433][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 379.685435][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 379.685438][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 379.685440][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 379.685443][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 379.685448][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 379.685453][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.685455][ T70] notifier_call_chain (kernel/notifier.c:85) [ 379.685458][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 379.685460][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 379.685462][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 379.685464][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 379.685466][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 379.685467][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 379.685469][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 379.685471][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 379.685473][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 379.685475][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 379.685477][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 379.685479][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 379.685482][ T70] cleanup_net (net/core/net_namespace.c:706) [ 379.685484][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 379.685485][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.685487][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 379.685488][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.685490][ T70] process_one_work (kernel/workqueue.c:3387) [ 379.685494][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 379.685496][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 379.685498][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 379.685501][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 379.685503][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 379.685505][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 379.685507][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 379.685509][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 379.685511][ T70] kthread (kernel/kthread.c:436) [ 379.685513][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 379.685516][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 379.685518][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 379.685521][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 379.685523][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 379.685526][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 379.685528][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 380.867899][T11080] softirqs last disabled at (0): 0x0 | [ 380.867901][T11080] Preemption disabled at: | [ 380.867901][T11080] vprintk_emit (kernel/printk/printk.c:2471) | [ 380.867912][T11080] Tainted: [W]=WARN [ 380.867913][T11080] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 380.867914][T11080] Call Trace: [ 380.867916][T11080] [ 380.867917][T11080] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 380.867923][T11080] ? vprintk_emit (kernel/printk/printk.c:2471) [ 380.867924][T11080] __might_resched.cold (kernel/sched/core.c:9234) [ 380.867928][T11080] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 380.867932][T11080] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 380.867935][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.867938][T11080] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 380.867941][T11080] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 380.867944][T11080] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 380.867950][T11080] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 380.867951][T11080] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 380.867954][T11080] put_chars (drivers/char/virtio_console.c:1176) [ 380.867956][T11080] ? __send_to_port (drivers/char/virtio_console.c:654) [ 380.867958][T11080] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 380.867960][T11080] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 380.867965][T11080] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 380.867967][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.867969][T11080] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 380.867971][T11080] console_emit_next_record (kernel/printk/printk.c:3183) [ 380.867974][T11080] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 380.867976][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.867977][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.867978][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.867979][T11080] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 380.867982][T11080] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 380.867983][T11080] console_flush_one_record (kernel/printk/printk.c:3268) [ 380.867986][T11080] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 380.867989][T11080] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 380.867991][T11080] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 380.867992][T11080] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 380.867994][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.867995][T11080] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 380.867997][T11080] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 380.867998][T11080] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 380.868000][T11080] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 380.868002][T11080] ? vprintk_emit (kernel/printk/printk.c:2478) [ 380.868004][T11080] vprintk_emit (kernel/printk/printk.c:2479) [ 380.868005][T11080] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 380.868007][T11080] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 380.868010][T11080] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 380.868017][T11080] _printk (kernel/printk/printk.c:2504) [ 380.868020][T11080] ? snapshot_read.cold (user.c:?) [ 380.868022][T11080] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 380.868026][T11080] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 380.868028][T11080] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 380.868030][T11080] ? netdev_notice (net/core/dev.c:13194) [ 380.868032][T11080] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 380.868035][T11080] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 380.868038][T11080] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 380.868039][T11080] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 380.868042][T11080] netif_set_promiscuity (net/core/dev.c:9699) [ 380.868045][T11080] dev_set_promiscuity (net/core/dev_api.c:288) [ 380.868046][T11080] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 380.868050][T11080] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 380.868055][T11080] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 380.868059][T11080] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 380.868063][T11080] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 380.868068][T11080] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 380.868072][T11080] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 380.868076][T11080] ? security_capable (security/security.c:660 (discriminator 11)) [ 380.868079][T11080] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 380.868081][T11080] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 380.868083][T11080] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 380.868087][T11080] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 380.868090][T11080] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 380.868094][T11080] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 380.868096][T11080] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 380.868098][T11080] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 380.868100][T11080] ? netlink_ack (./include/linux/skbuff.h:2718) [ 380.868103][T11080] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 380.868105][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.868106][T11080] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 380.868108][T11080] genl_rcv (net/netlink/genetlink.c:1218) [ 380.868110][T11080] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 380.868112][T11080] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 380.868114][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.868116][T11080] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 380.868118][T11080] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 380.868120][T11080] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 380.868122][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.868123][T11080] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 380.868126][T11080] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 380.868129][T11080] __sys_sendto (net/socket.c:2281) [ 380.868132][T11080] ? __ia32_sys_getpeername (net/socket.c:2235) [ 380.868136][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.868137][T11080] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 380.868139][T11080] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 380.868141][T11080] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 380.868144][T11080] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 380.868146][T11080] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 380.868147][T11080] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 380.868151][T11080] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 380.868153][T11080] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 380.868155][T11080] RIP: 0033:0x7fc9f219b312 [ 380.868157][T11080] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 380.868159][T11080] RSP: 002b:00007ffd9df605c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 380.868163][T11080] RAX: ffffffffffffffda RBX: 00007ffd9df606f8 RCX: 00007fc9f219b312 [ 380.868165][T11080] RDX: 0000000000000028 RSI: 00007fc9eddfde30 RDI: 0000000000000023 [ 380.868166][T11080] RBP: 00007ffd9df605f0 R08: 00007ffd9df60770 R09: 000000000000000c [ 380.868166][T11080] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9f0001fd0 [ 380.868168][T11080] R13: 00007ffd9df606f8 R14: 00007fc9f1aba01a R15: 00007ffd9df60ae8 | [ 383.598067][T11188] softirqs last disabled at (0): 0x0 | [ 383.598069][T11188] Preemption disabled at: | [ 383.598069][T11188] vprintk_emit (kernel/printk/printk.c:2471) | [ 383.598080][T11188] Tainted: [W]=WARN [ 383.598081][T11188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 383.598083][T11188] Call Trace: [ 383.598084][T11188] [ 383.598086][T11188] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 383.598091][T11188] ? vprintk_emit (kernel/printk/printk.c:2471) [ 383.598093][T11188] __might_resched.cold (kernel/sched/core.c:9234) [ 383.598097][T11188] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 383.598101][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 383.598104][T11188] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 383.598106][T11188] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 383.598110][T11188] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 383.598115][T11188] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 383.598117][T11188] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 383.598120][T11188] put_chars (drivers/char/virtio_console.c:1176) [ 383.598121][T11188] ? __send_to_port (drivers/char/virtio_console.c:654) [ 383.598123][T11188] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 383.598126][T11188] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 383.598131][T11188] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 383.598133][T11188] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 383.598134][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 383.598136][T11188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 383.598139][T11188] console_emit_next_record (kernel/printk/printk.c:3183) [ 383.598141][T11188] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 383.598143][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 383.598144][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 383.598145][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 383.598147][T11188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 383.598149][T11188] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 383.598150][T11188] console_flush_one_record (kernel/printk/printk.c:3268) [ 383.598153][T11188] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 383.598156][T11188] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 383.598158][T11188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 383.598159][T11188] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 383.598161][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 383.598162][T11188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 383.598164][T11188] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 383.598165][T11188] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 383.598167][T11188] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 383.598169][T11188] ? vprintk_emit (kernel/printk/printk.c:2478) [ 383.598170][T11188] vprintk_emit (kernel/printk/printk.c:2479) [ 383.598172][T11188] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 383.598173][T11188] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 383.598175][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 383.598176][T11188] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 383.598180][T11188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 383.598182][T11188] _printk (kernel/printk/printk.c:2504) [ 383.598185][T11188] ? snapshot_read.cold (user.c:?) [ 383.598187][T11188] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 383.598191][T11188] ? idr_get_free (??:?) [ 383.598193][T11188] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 383.598196][T11188] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 383.598204][T11188] ? nla_get_range_signed (lib/nlattr.c:270) [ 383.598208][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 383.598209][T11188] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 383.598212][T11188] __nla_validate_parse (lib/nlattr.c:635) [ 383.598215][T11188] __nla_parse (lib/nlattr.c:732) [ 383.598217][T11188] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 383.598220][T11188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 383.598222][T11188] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 383.598224][T11188] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 383.598227][T11188] ? security_capable (security/security.c:660 (discriminator 11)) [ 383.598230][T11188] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 383.598233][T11188] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 383.598236][T11188] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 383.598243][T11188] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 383.598246][T11188] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 383.598248][T11188] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 383.598250][T11188] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 383.598252][T11188] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 383.598254][T11188] ? netlink_ack (./include/linux/skbuff.h:2718) [ 383.598257][T11188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 383.598259][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 383.598260][T11188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 383.598262][T11188] genl_rcv (net/netlink/genetlink.c:1218) [ 383.598264][T11188] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 383.598266][T11188] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 383.598269][T11188] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 383.598271][T11188] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 383.598273][T11188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 383.598275][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 383.598277][T11188] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 383.598280][T11188] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 383.598283][T11188] __sys_sendto (net/socket.c:2281) [ 383.598285][T11188] ? __ia32_sys_getpeername (net/socket.c:2235) [ 383.598289][T11188] ? fput_close_sync (fs/file_table.c:617) [ 383.598292][T11188] ? alloc_file_clone (fs/file_table.c:479) [ 383.598294][T11188] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 383.598296][T11188] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 383.598298][T11188] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 383.598300][T11188] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 383.598301][T11188] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 383.598310][T11188] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 383.598312][T11188] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 383.598314][T11188] RIP: 0033:0x7f73c22a7312 [ 383.598316][T11188] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 383.598318][T11188] RSP: 002b:00007ffc6a564d68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 383.598322][T11188] RAX: ffffffffffffffda RBX: 00007ffc6a564e98 RCX: 00007f73c22a7312 [ 383.598324][T11188] RDX: 0000000000000044 RSI: 00007f73bde4b4b0 RDI: 0000000000000020 [ 383.598325][T11188] RBP: 00007ffc6a564d90 R08: 00007ffc6a564f10 R09: 000000000000000c [ 383.598326][T11188] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f73c010e0b0 [ 383.598327][T11188] R13: 00007ffc6a564e98 R14: 00007f73c1bc601a R15: 00007ffc6a565288 | [ 385.045724][T11245] softirqs last disabled at (0): 0x0 | [ 385.045726][T11245] Preemption disabled at: | [ 385.045727][T11245] vprintk_emit (kernel/printk/printk.c:2471) | [ 385.045737][T11245] Tainted: [W]=WARN [ 385.045738][T11245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 385.045740][T11245] Call Trace: [ 385.045742][T11245] [ 385.045743][T11245] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 385.045749][T11245] ? vprintk_emit (kernel/printk/printk.c:2471) [ 385.045750][T11245] __might_resched.cold (kernel/sched/core.c:9234) [ 385.045754][T11245] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 385.045758][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 385.045760][T11245] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 385.045763][T11245] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 385.045767][T11245] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 385.045772][T11245] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 385.045774][T11245] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 385.045777][T11245] put_chars (drivers/char/virtio_console.c:1176) [ 385.045778][T11245] ? __send_to_port (drivers/char/virtio_console.c:654) [ 385.045780][T11245] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 385.045782][T11245] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 385.045785][T11245] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 385.045790][T11245] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 385.045792][T11245] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 385.045794][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 385.045795][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 385.045796][T11245] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 385.045799][T11245] console_emit_next_record (kernel/printk/printk.c:3183) [ 385.045801][T11245] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 385.045803][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 385.045805][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 385.045806][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 385.045807][T11245] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 385.045809][T11245] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 385.045811][T11245] console_flush_one_record (kernel/printk/printk.c:3268) [ 385.045813][T11245] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 385.045816][T11245] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 385.045818][T11245] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 385.045820][T11245] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 385.045821][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 385.045822][T11245] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 385.045824][T11245] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 385.045826][T11245] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 385.045827][T11245] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 385.045829][T11245] ? vprintk_emit (kernel/printk/printk.c:2478) [ 385.045831][T11245] vprintk_emit (kernel/printk/printk.c:2479) [ 385.045833][T11245] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 385.045835][T11245] _printk (kernel/printk/printk.c:2504) [ 385.045838][T11245] ? snapshot_read.cold (user.c:?) [ 385.045840][T11245] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 385.045843][T11245] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 385.045847][T11245] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 385.045848][T11245] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 385.045850][T11245] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 385.045853][T11245] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 385.045855][T11245] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 385.045857][T11245] ? netdev_notice (net/core/dev.c:13194) [ 385.045859][T11245] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 385.045867][T11245] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 385.045868][T11245] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 385.045871][T11245] netif_set_promiscuity (net/core/dev.c:9699) [ 385.045874][T11245] dev_set_promiscuity (net/core/dev_api.c:288) [ 385.045875][T11245] ? dev_disable_lro (net/core/dev_api.c:267) [ 385.045877][T11245] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 385.045881][T11245] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 385.045884][T11245] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 385.045886][T11245] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 385.045891][T11245] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 385.045895][T11245] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 385.045898][T11245] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 385.045902][T11245] ? __nla_validate_parse (lib/nlattr.c:635) [ 385.045906][T11245] ? __nla_parse (lib/nlattr.c:732) [ 385.045908][T11245] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 385.045913][T11245] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 385.045915][T11245] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 385.045918][T11245] ? security_capable (security/security.c:660 (discriminator 11)) [ 385.045921][T11245] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 385.045924][T11245] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 385.045926][T11245] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 385.045930][T11245] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 385.045933][T11245] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 385.045935][T11245] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 385.045937][T11245] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 385.045939][T11245] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 385.045941][T11245] ? netlink_ack (./include/linux/skbuff.h:2718) [ 385.045944][T11245] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 385.045946][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 385.045947][T11245] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 385.045949][T11245] genl_rcv (net/netlink/genetlink.c:1218) [ 385.045951][T11245] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 385.045953][T11245] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 385.045955][T11245] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 385.045958][T11245] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 385.045961][T11245] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 385.045963][T11245] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 385.045965][T11245] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 385.045967][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 385.045969][T11245] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 385.045971][T11245] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 385.045975][T11245] __sys_sendto (net/socket.c:2281) [ 385.045977][T11245] ? __ia32_sys_getpeername (net/socket.c:2235) [ 385.045980][T11245] ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507) [ 385.045983][T11245] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 385.045987][T11245] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 385.045989][T11245] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 385.045991][T11245] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 385.045992][T11245] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 385.045994][T11245] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 385.045997][T11245] ? irq_exit_rcu (kernel/softirq.c:786) [ 385.046000][T11245] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 385.046002][T11245] RIP: 0033:0x7f8abc870312 [ 385.046004][T11245] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 385.046006][T11245] RSP: 002b:00007fff0b753968 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 385.046010][T11245] RAX: ffffffffffffffda RBX: 00007fff0b753a98 RCX: 00007f8abc870312 [ 385.046012][T11245] RDX: 0000000000000038 RSI: 00007f8ab82f99f0 RDI: 0000000000000023 [ 385.046013][T11245] RBP: 00007fff0b753990 R08: 00007fff0b753b10 R09: 000000000000000c [ 385.046014][T11245] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8aba6de190 [ 385.046015][T11245] R13: 00007fff0b753a98 R14: 00007f8abc18f01a R15: 00007fff0b753e88 | [ 391.530210][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 391.530213][ T70] Preemption disabled at: | [ 391.530214][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 391.530225][ T70] Tainted: [W]=WARN [ 391.530226][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 391.530228][ T70] Workqueue: netns cleanup_net [ 391.530234][ T70] Call Trace: [ 391.530236][ T70] [ 391.530237][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 391.530243][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 391.530245][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 391.530249][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 391.530253][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 391.530255][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.530257][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 391.530260][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 391.530264][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 391.530268][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 391.530270][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 391.530273][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 391.530274][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 391.530276][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 391.530278][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 391.530281][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 391.530286][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 391.530288][ T70] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 391.530290][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 391.530292][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 391.530294][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.530295][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 391.530298][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 391.530301][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 391.530303][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.530304][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.530305][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.530306][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 391.530309][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 391.530310][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 391.530313][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 391.530316][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 391.530318][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 391.530320][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 391.530322][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.530323][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 391.530324][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 391.530326][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 391.530328][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 391.530330][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 391.530336][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 391.530338][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 391.530340][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 391.530342][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 391.530349][ T70] _printk (kernel/printk/printk.c:2504) [ 391.530352][ T70] ? snapshot_read.cold (user.c:?) [ 391.530355][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 391.530358][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 391.530361][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 391.530363][ T70] ? netdev_notice (net/core/dev.c:13194) [ 391.530365][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 391.530368][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 391.530371][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 391.530372][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 391.530375][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 391.530378][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 391.530379][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 391.530383][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 391.530389][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 391.530393][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.530395][ T70] notifier_call_chain (kernel/notifier.c:85) [ 391.530399][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 391.530401][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 391.530403][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 391.530406][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 391.530407][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 391.530409][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 391.530411][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 391.530412][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 391.530414][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 391.530417][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 391.530419][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 391.530421][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 391.530424][ T70] cleanup_net (net/core/net_namespace.c:706) [ 391.530426][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 391.530428][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 391.530430][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.530432][ T70] process_one_work (kernel/workqueue.c:3387) [ 391.530436][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 391.530438][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 391.530441][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 391.530443][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 391.530446][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 391.530448][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 391.530450][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 391.530452][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 391.530454][ T70] kthread (kernel/kthread.c:436) [ 391.530456][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 391.530460][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 391.530462][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 391.530465][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 391.530467][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 391.530471][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 391.530473][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 392.743739][T11458] softirqs last disabled at (0): 0x0 | [ 392.743740][T11458] Preemption disabled at: | [ 392.743741][T11458] vprintk_emit (kernel/printk/printk.c:2471) | [ 392.743752][T11458] Tainted: [W]=WARN [ 392.743753][T11458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 392.743754][T11458] Call Trace: [ 392.743756][T11458] [ 392.743757][T11458] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 392.743763][T11458] ? vprintk_emit (kernel/printk/printk.c:2471) [ 392.743764][T11458] __might_resched.cold (kernel/sched/core.c:9234) [ 392.743768][T11458] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 392.743772][T11458] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 392.743776][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.743779][T11458] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 392.743781][T11458] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 392.743784][T11458] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 392.743789][T11458] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 392.743791][T11458] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 392.743793][T11458] put_chars (drivers/char/virtio_console.c:1176) [ 392.743795][T11458] ? __send_to_port (drivers/char/virtio_console.c:654) [ 392.743797][T11458] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 392.743800][T11458] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 392.743805][T11458] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 392.743807][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.743808][T11458] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 392.743811][T11458] console_emit_next_record (kernel/printk/printk.c:3183) [ 392.743813][T11458] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 392.743815][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.743817][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.743818][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.743819][T11458] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 392.743821][T11458] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 392.743823][T11458] console_flush_one_record (kernel/printk/printk.c:3268) [ 392.743825][T11458] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 392.743828][T11458] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 392.743830][T11458] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 392.743832][T11458] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 392.743834][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.743835][T11458] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 392.743837][T11458] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 392.743838][T11458] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 392.743840][T11458] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 392.743842][T11458] ? vprintk_emit (kernel/printk/printk.c:2478) [ 392.743843][T11458] vprintk_emit (kernel/printk/printk.c:2479) [ 392.743845][T11458] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 392.743847][T11458] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 392.743850][T11458] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 392.743857][T11458] _printk (kernel/printk/printk.c:2504) [ 392.743860][T11458] ? snapshot_read.cold (user.c:?) [ 392.743863][T11458] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 392.743866][T11458] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 392.743868][T11458] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 392.743870][T11458] ? netdev_notice (net/core/dev.c:13194) [ 392.743872][T11458] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 392.743875][T11458] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 392.743878][T11458] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 392.743879][T11458] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 392.743882][T11458] netif_set_promiscuity (net/core/dev.c:9699) [ 392.743885][T11458] dev_set_promiscuity (net/core/dev_api.c:288) [ 392.743886][T11458] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 392.743890][T11458] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 392.743895][T11458] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 392.743899][T11458] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 392.743903][T11458] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 392.743908][T11458] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 392.743912][T11458] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 392.743916][T11458] ? security_capable (security/security.c:660 (discriminator 11)) [ 392.743919][T11458] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 392.743921][T11458] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 392.743923][T11458] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 392.743927][T11458] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 392.743930][T11458] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 392.743934][T11458] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 392.743936][T11458] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 392.743938][T11458] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 392.743940][T11458] ? netlink_ack (./include/linux/skbuff.h:2718) [ 392.743943][T11458] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 392.743944][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.743946][T11458] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 392.743948][T11458] genl_rcv (net/netlink/genetlink.c:1218) [ 392.743950][T11458] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 392.743952][T11458] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 392.743954][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.743956][T11458] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 392.743958][T11458] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 392.743960][T11458] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 392.743962][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.743963][T11458] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 392.743966][T11458] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 392.743969][T11458] __sys_sendto (net/socket.c:2281) [ 392.743971][T11458] ? __ia32_sys_getpeername (net/socket.c:2235) [ 392.743975][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.743976][T11458] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 392.743978][T11458] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 392.743980][T11458] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 392.743983][T11458] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 392.743985][T11458] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 392.743986][T11458] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 392.743990][T11458] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 392.743992][T11458] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 392.743994][T11458] RIP: 0033:0x7ffb65ec7312 [ 392.743996][T11458] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 392.743998][T11458] RSP: 002b:00007ffdf735ee88 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 392.744002][T11458] RAX: ffffffffffffffda RBX: 00007ffdf735efb8 RCX: 00007ffb65ec7312 [ 392.744004][T11458] RDX: 0000000000000028 RSI: 00007ffb61aec630 RDI: 0000000000000023 [ 392.744004][T11458] RBP: 00007ffdf735eeb0 R08: 00007ffdf735f030 R09: 000000000000000c [ 392.744005][T11458] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffb63d2dfd0 [ 392.744006][T11458] R13: 00007ffdf735efb8 R14: 00007ffb657e601a R15: 00007ffdf735f3a8 | [ 395.264254][T11578] softirqs last disabled at (0): 0x0 | [ 395.264256][T11578] Preemption disabled at: | [ 395.264257][T11578] vprintk_emit (kernel/printk/printk.c:2471) | [ 395.264267][T11578] Tainted: [W]=WARN [ 395.264268][T11578] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 395.264270][T11578] Call Trace: [ 395.264271][T11578] [ 395.264273][T11578] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 395.264279][T11578] ? vprintk_emit (kernel/printk/printk.c:2471) [ 395.264280][T11578] __might_resched.cold (kernel/sched/core.c:9234) [ 395.264284][T11578] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 395.264287][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.264290][T11578] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 395.264293][T11578] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 395.264296][T11578] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 395.264301][T11578] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 395.264303][T11578] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 395.264306][T11578] put_chars (drivers/char/virtio_console.c:1176) [ 395.264307][T11578] ? __send_to_port (drivers/char/virtio_console.c:654) [ 395.264309][T11578] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 395.264312][T11578] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 395.264317][T11578] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 395.264319][T11578] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 395.264321][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.264322][T11578] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 395.264325][T11578] console_emit_next_record (kernel/printk/printk.c:3183) [ 395.264328][T11578] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 395.264330][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.264331][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.264332][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.264333][T11578] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 395.264335][T11578] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 395.264337][T11578] console_flush_one_record (kernel/printk/printk.c:3268) [ 395.264339][T11578] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 395.264342][T11578] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 395.264351][T11578] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 395.264352][T11578] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 395.264354][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.264355][T11578] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 395.264357][T11578] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 395.264358][T11578] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 395.264360][T11578] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 395.264362][T11578] ? vprintk_emit (kernel/printk/printk.c:2478) [ 395.264364][T11578] vprintk_emit (kernel/printk/printk.c:2479) [ 395.264365][T11578] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 395.264367][T11578] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 395.264369][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.264370][T11578] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 395.264373][T11578] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 395.264376][T11578] _printk (kernel/printk/printk.c:2504) [ 395.264378][T11578] ? snapshot_read.cold (user.c:?) [ 395.264380][T11578] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 395.264384][T11578] ? idr_get_free (??:?) [ 395.264386][T11578] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 395.264390][T11578] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 395.264397][T11578] ? nla_get_range_signed (lib/nlattr.c:270) [ 395.264401][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.264402][T11578] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 395.264405][T11578] __nla_validate_parse (lib/nlattr.c:635) [ 395.264408][T11578] __nla_parse (lib/nlattr.c:732) [ 395.264410][T11578] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 395.264413][T11578] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 395.264415][T11578] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 395.264417][T11578] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 395.264421][T11578] ? security_capable (security/security.c:660 (discriminator 11)) [ 395.264424][T11578] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 395.264426][T11578] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 395.264429][T11578] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 395.264436][T11578] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 395.264439][T11578] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 395.264441][T11578] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 395.264444][T11578] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 395.264446][T11578] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 395.264448][T11578] ? netlink_ack (./include/linux/skbuff.h:2718) [ 395.264450][T11578] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 395.264452][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.264453][T11578] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 395.264455][T11578] genl_rcv (net/netlink/genetlink.c:1218) [ 395.264457][T11578] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 395.264459][T11578] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 395.264462][T11578] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 395.264464][T11578] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 395.264466][T11578] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 395.264468][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.264470][T11578] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 395.264473][T11578] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 395.264476][T11578] __sys_sendto (net/socket.c:2281) [ 395.264478][T11578] ? __ia32_sys_getpeername (net/socket.c:2235) [ 395.264482][T11578] ? fput_close_sync (fs/file_table.c:617) [ 395.264485][T11578] ? alloc_file_clone (fs/file_table.c:479) [ 395.264488][T11578] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 395.264489][T11578] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 395.264491][T11578] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 395.264493][T11578] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 395.264494][T11578] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 395.264497][T11578] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 395.264499][T11578] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 395.264501][T11578] RIP: 0033:0x7f63c3d44312 [ 395.264503][T11578] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 395.264505][T11578] RSP: 002b:00007ffd2187b4a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 395.264508][T11578] RAX: ffffffffffffffda RBX: 00007ffd2187b5d8 RCX: 00007f63c3d44312 [ 395.264509][T11578] RDX: 0000000000000044 RSI: 00007f63c011f1e0 RDI: 0000000000000020 [ 395.264510][T11578] RBP: 00007ffd2187b4d0 R08: 00007ffd2187b650 R09: 000000000000000c [ 395.264511][T11578] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f63c1bb20b0 [ 395.264512][T11578] R13: 00007ffd2187b5d8 R14: 00007f63c366301a R15: 00007ffd2187b9c8 | [ 396.676313][T11635] softirqs last disabled at (0): 0x0 | [ 396.676315][T11635] Preemption disabled at: | [ 396.676315][T11635] vprintk_emit (kernel/printk/printk.c:2471) | [ 396.676326][T11635] Tainted: [W]=WARN [ 396.676327][T11635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 396.676329][T11635] Call Trace: [ 396.676330][T11635] [ 396.676332][T11635] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 396.676338][T11635] ? vprintk_emit (kernel/printk/printk.c:2471) [ 396.676339][T11635] __might_resched.cold (kernel/sched/core.c:9234) [ 396.676343][T11635] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 396.676347][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 396.676355][T11635] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 396.676358][T11635] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 396.676361][T11635] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 396.676366][T11635] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 396.676368][T11635] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 396.676370][T11635] put_chars (drivers/char/virtio_console.c:1176) [ 396.676372][T11635] ? __send_to_port (drivers/char/virtio_console.c:654) [ 396.676374][T11635] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 396.676376][T11635] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 396.676379][T11635] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 396.676384][T11635] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 396.676386][T11635] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 396.676387][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 396.676389][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 396.676390][T11635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 396.676392][T11635] console_emit_next_record (kernel/printk/printk.c:3183) [ 396.676395][T11635] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 396.676397][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 396.676398][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 396.676399][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 396.676400][T11635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 396.676402][T11635] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 396.676404][T11635] console_flush_one_record (kernel/printk/printk.c:3268) [ 396.676407][T11635] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 396.676409][T11635] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 396.676411][T11635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 396.676413][T11635] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 396.676415][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 396.676416][T11635] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 396.676418][T11635] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 396.676419][T11635] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 396.676421][T11635] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 396.676423][T11635] ? vprintk_emit (kernel/printk/printk.c:2478) [ 396.676424][T11635] vprintk_emit (kernel/printk/printk.c:2479) [ 396.676426][T11635] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 396.676428][T11635] _printk (kernel/printk/printk.c:2504) [ 396.676431][T11635] ? snapshot_read.cold (user.c:?) [ 396.676433][T11635] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 396.676436][T11635] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 396.676439][T11635] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 396.676441][T11635] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 396.676442][T11635] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 396.676446][T11635] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 396.676448][T11635] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 396.676450][T11635] ? netdev_notice (net/core/dev.c:13194) [ 396.676452][T11635] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 396.676460][T11635] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 396.676461][T11635] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 396.676464][T11635] netif_set_promiscuity (net/core/dev.c:9699) [ 396.676466][T11635] dev_set_promiscuity (net/core/dev_api.c:288) [ 396.676468][T11635] ? dev_disable_lro (net/core/dev_api.c:267) [ 396.676470][T11635] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 396.676474][T11635] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 396.676478][T11635] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 396.676480][T11635] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 396.676484][T11635] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 396.676488][T11635] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 396.676492][T11635] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 396.676495][T11635] ? __nla_validate_parse (lib/nlattr.c:635) [ 396.676500][T11635] ? __nla_parse (lib/nlattr.c:732) [ 396.676502][T11635] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 396.676506][T11635] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 396.676508][T11635] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 396.676512][T11635] ? security_capable (security/security.c:660 (discriminator 11)) [ 396.676515][T11635] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 396.676517][T11635] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 396.676519][T11635] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 396.676523][T11635] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 396.676526][T11635] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 396.676528][T11635] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 396.676530][T11635] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 396.676532][T11635] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 396.676534][T11635] ? netlink_ack (./include/linux/skbuff.h:2718) [ 396.676537][T11635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 396.676538][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 396.676540][T11635] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 396.676541][T11635] genl_rcv (net/netlink/genetlink.c:1218) [ 396.676543][T11635] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 396.676546][T11635] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 396.676548][T11635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 396.676549][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 396.676550][T11635] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 396.676552][T11635] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 396.676557][T11635] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 396.676559][T11635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 396.676561][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 396.676563][T11635] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 396.676566][T11635] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 396.676569][T11635] __sys_sendto (net/socket.c:2281) [ 396.676571][T11635] ? __ia32_sys_getpeername (net/socket.c:2235) [ 396.676573][T11635] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 396.676575][T11635] ? do_futex (kernel/futex/syscalls.c:138) [ 396.676577][T11635] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 396.676580][T11635] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 396.676582][T11635] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 396.676584][T11635] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 396.676587][T11635] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 396.676589][T11635] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 396.676590][T11635] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 396.676594][T11635] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 396.676596][T11635] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 396.676598][T11635] RIP: 0033:0x7f563da94312 [ 396.676600][T11635] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 396.676602][T11635] RSP: 002b:00007ffdf61faaf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 396.676606][T11635] RAX: ffffffffffffffda RBX: 00007ffdf61fac28 RCX: 00007f563da94312 [ 396.676608][T11635] RDX: 0000000000000038 RSI: 00007f563855f130 RDI: 0000000000000023 [ 396.676609][T11635] RBP: 00007ffdf61fab20 R08: 00007ffdf61faca0 R09: 000000000000000c [ 396.676609][T11635] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f563b902190 [ 396.676610][T11635] R13: 00007ffdf61fac28 R14: 00007f563d3b301a R15: 00007ffdf61fb018 | [ 403.223578][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 403.223580][ T70] Preemption disabled at: | [ 403.223581][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 403.223592][ T70] Tainted: [W]=WARN [ 403.223593][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 403.223595][ T70] Workqueue: netns cleanup_net [ 403.223601][ T70] Call Trace: [ 403.223603][ T70] [ 403.223604][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 403.223610][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 403.223612][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 403.223616][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 403.223619][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 403.223621][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.223624][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 403.223628][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 403.223631][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 403.223635][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 403.223637][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 403.223640][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 403.223641][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 403.223643][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 403.223644][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 403.223647][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 403.223652][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 403.223654][ T70] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 403.223656][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 403.223659][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 403.223660][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.223662][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 403.223664][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 403.223667][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 403.223669][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.223670][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.223672][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.223673][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 403.223675][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 403.223677][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 403.223679][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 403.223682][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 403.223684][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 403.223685][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 403.223687][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.223688][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 403.223690][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 403.223691][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 403.223693][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 403.223695][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 403.223696][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 403.223698][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 403.223700][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 403.223702][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 403.223709][ T70] _printk (kernel/printk/printk.c:2504) [ 403.223713][ T70] ? snapshot_read.cold (user.c:?) [ 403.223715][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 403.223718][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 403.223720][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 403.223723][ T70] ? netdev_notice (net/core/dev.c:13194) [ 403.223724][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 403.223728][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 403.223730][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 403.223732][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 403.223734][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 403.223737][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 403.223739][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 403.223742][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 403.223748][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 403.223753][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.223755][ T70] notifier_call_chain (kernel/notifier.c:85) [ 403.223758][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 403.223761][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 403.223763][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 403.223765][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 403.223767][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 403.223768][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 403.223770][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 403.223772][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 403.223774][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 403.223776][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 403.223779][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 403.223781][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 403.223784][ T70] cleanup_net (net/core/net_namespace.c:706) [ 403.223786][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 403.223787][ T70] ? update_load_avg (kernel/sched/fair.c:5864) [ 403.223790][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 403.223792][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.223793][ T70] process_one_work (kernel/workqueue.c:3387) [ 403.223798][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 403.223800][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 403.223802][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 403.223805][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 403.223807][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 403.223809][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 403.223811][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 403.223813][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 403.223815][ T70] kthread (kernel/kthread.c:436) [ 403.223817][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 403.223820][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 403.223822][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 403.223825][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 403.223827][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 403.223831][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 403.223834][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 404.439671][T11848] softirqs last disabled at (0): 0x0 | [ 404.439673][T11848] Preemption disabled at: | [ 404.439674][T11848] vprintk_emit (kernel/printk/printk.c:2471) | [ 404.439685][T11848] Tainted: [W]=WARN [ 404.439686][T11848] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 404.439688][T11848] Call Trace: [ 404.439689][T11848] [ 404.439691][T11848] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 404.439697][T11848] ? vprintk_emit (kernel/printk/printk.c:2471) [ 404.439698][T11848] __might_resched.cold (kernel/sched/core.c:9234) [ 404.439702][T11848] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 404.439706][T11848] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 404.439709][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.439712][T11848] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 404.439715][T11848] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 404.439719][T11848] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 404.439724][T11848] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 404.439726][T11848] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 404.439728][T11848] put_chars (drivers/char/virtio_console.c:1176) [ 404.439730][T11848] ? __send_to_port (drivers/char/virtio_console.c:654) [ 404.439732][T11848] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 404.439735][T11848] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 404.439740][T11848] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 404.439742][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.439744][T11848] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 404.439746][T11848] console_emit_next_record (kernel/printk/printk.c:3183) [ 404.439749][T11848] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 404.439751][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.439753][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.439754][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.439755][T11848] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 404.439757][T11848] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 404.439759][T11848] console_flush_one_record (kernel/printk/printk.c:3268) [ 404.439761][T11848] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 404.439764][T11848] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 404.439766][T11848] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 404.439768][T11848] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 404.439770][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.439771][T11848] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 404.439772][T11848] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 404.439774][T11848] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 404.439776][T11848] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 404.439778][T11848] ? vprintk_emit (kernel/printk/printk.c:2478) [ 404.439779][T11848] vprintk_emit (kernel/printk/printk.c:2479) [ 404.439781][T11848] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 404.439783][T11848] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 404.439786][T11848] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 404.439793][T11848] _printk (kernel/printk/printk.c:2504) [ 404.439796][T11848] ? snapshot_read.cold (user.c:?) [ 404.439798][T11848] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 404.439802][T11848] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 404.439804][T11848] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 404.439807][T11848] ? netdev_notice (net/core/dev.c:13194) [ 404.439808][T11848] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 404.439811][T11848] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 404.439814][T11848] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 404.439816][T11848] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 404.439818][T11848] netif_set_promiscuity (net/core/dev.c:9699) [ 404.439821][T11848] dev_set_promiscuity (net/core/dev_api.c:288) [ 404.439823][T11848] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 404.439826][T11848] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 404.439833][T11848] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 404.439837][T11848] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 404.439841][T11848] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 404.439847][T11848] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 404.439851][T11848] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 404.439855][T11848] ? security_capable (security/security.c:660 (discriminator 11)) [ 404.439858][T11848] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 404.439860][T11848] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 404.439863][T11848] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 404.439866][T11848] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 404.439870][T11848] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 404.439873][T11848] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 404.439876][T11848] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 404.439878][T11848] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 404.439880][T11848] ? netlink_ack (./include/linux/skbuff.h:2718) [ 404.439883][T11848] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 404.439885][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.439886][T11848] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 404.439888][T11848] genl_rcv (net/netlink/genetlink.c:1218) [ 404.439890][T11848] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 404.439893][T11848] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 404.439895][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.439897][T11848] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 404.439899][T11848] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 404.439901][T11848] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 404.439903][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.439904][T11848] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 404.439907][T11848] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 404.439910][T11848] __sys_sendto (net/socket.c:2281) [ 404.439913][T11848] ? __ia32_sys_getpeername (net/socket.c:2235) [ 404.439916][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.439918][T11848] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 404.439920][T11848] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 404.439922][T11848] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 404.439925][T11848] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 404.439927][T11848] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 404.439928][T11848] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 404.439932][T11848] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 404.439935][T11848] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 404.439936][T11848] RIP: 0033:0x7f3be053f312 [ 404.439938][T11848] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 404.439940][T11848] RSP: 002b:00007ffe194979c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 404.439944][T11848] RAX: ffffffffffffffda RBX: 00007ffe19497af8 RCX: 00007f3be053f312 [ 404.439946][T11848] RDX: 0000000000000028 RSI: 00007f3bdc1a9110 RDI: 0000000000000023 [ 404.439947][T11848] RBP: 00007ffe194979f0 R08: 00007ffe19497b70 R09: 000000000000000c [ 404.439948][T11848] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3bde3a1fd0 [ 404.439949][T11848] R13: 00007ffe19497af8 R14: 00007f3bdfe5e01a R15: 00007ffe19497ee8 | [ 406.805349][T11956] softirqs last disabled at (0): 0x0 | [ 406.805351][T11956] Preemption disabled at: | [ 406.805352][T11956] vprintk_emit (kernel/printk/printk.c:2471) | [ 406.805362][T11956] Tainted: [W]=WARN [ 406.805363][T11956] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 406.805365][T11956] Call Trace: [ 406.805366][T11956] [ 406.805367][T11956] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 406.805373][T11956] ? vprintk_emit (kernel/printk/printk.c:2471) [ 406.805374][T11956] __might_resched.cold (kernel/sched/core.c:9234) [ 406.805379][T11956] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 406.805382][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.805391][T11956] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 406.805394][T11956] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 406.805398][T11956] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 406.805403][T11956] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 406.805405][T11956] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 406.805408][T11956] put_chars (drivers/char/virtio_console.c:1176) [ 406.805409][T11956] ? __send_to_port (drivers/char/virtio_console.c:654) [ 406.805411][T11956] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 406.805414][T11956] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 406.805419][T11956] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 406.805421][T11956] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 406.805423][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.805424][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 406.805427][T11956] console_emit_next_record (kernel/printk/printk.c:3183) [ 406.805430][T11956] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 406.805432][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.805433][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.805434][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.805435][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 406.805437][T11956] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 406.805439][T11956] console_flush_one_record (kernel/printk/printk.c:3268) [ 406.805441][T11956] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 406.805444][T11956] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 406.805446][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 406.805447][T11956] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 406.805449][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.805450][T11956] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 406.805452][T11956] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 406.805453][T11956] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 406.805455][T11956] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 406.805457][T11956] ? vprintk_emit (kernel/printk/printk.c:2478) [ 406.805458][T11956] vprintk_emit (kernel/printk/printk.c:2479) [ 406.805460][T11956] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 406.805461][T11956] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 406.805463][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.805464][T11956] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 406.805468][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 406.805470][T11956] _printk (kernel/printk/printk.c:2504) [ 406.805473][T11956] ? snapshot_read.cold (user.c:?) [ 406.805475][T11956] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 406.805479][T11956] ? idr_get_free (??:?) [ 406.805481][T11956] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 406.805484][T11956] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 406.805491][T11956] ? nla_get_range_signed (lib/nlattr.c:270) [ 406.805495][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.805496][T11956] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 406.805499][T11956] __nla_validate_parse (lib/nlattr.c:635) [ 406.805502][T11956] __nla_parse (lib/nlattr.c:732) [ 406.805504][T11956] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 406.805507][T11956] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 406.805509][T11956] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 406.805511][T11956] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 406.805514][T11956] ? security_capable (security/security.c:660 (discriminator 11)) [ 406.805517][T11956] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 406.805519][T11956] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 406.805523][T11956] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 406.805530][T11956] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 406.805533][T11956] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 406.805535][T11956] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 406.805537][T11956] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 406.805539][T11956] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 406.805541][T11956] ? netlink_ack (./include/linux/skbuff.h:2718) [ 406.805544][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 406.805546][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.805547][T11956] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 406.805549][T11956] genl_rcv (net/netlink/genetlink.c:1218) [ 406.805551][T11956] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 406.805553][T11956] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 406.805559][T11956] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 406.805561][T11956] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 406.805563][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 406.805565][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.805566][T11956] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 406.805569][T11956] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 406.805573][T11956] __sys_sendto (net/socket.c:2281) [ 406.805575][T11956] ? __ia32_sys_getpeername (net/socket.c:2235) [ 406.805579][T11956] ? fput_close_sync (fs/file_table.c:617) [ 406.805582][T11956] ? alloc_file_clone (fs/file_table.c:479) [ 406.805584][T11956] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 406.805586][T11956] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 406.805587][T11956] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 406.805589][T11956] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 406.805591][T11956] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 406.805593][T11956] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 406.805595][T11956] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 406.805597][T11956] RIP: 0033:0x7fce3ca23312 [ 406.805599][T11956] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 406.805601][T11956] RSP: 002b:00007ffc7f29a2a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 406.805605][T11956] RAX: ffffffffffffffda RBX: 00007ffc7f29a3d8 RCX: 00007fce3ca23312 [ 406.805607][T11956] RDX: 0000000000000044 RSI: 00007fce385fb050 RDI: 0000000000000020 [ 406.805608][T11956] RBP: 00007ffc7f29a2d0 R08: 00007ffc7f29a450 R09: 000000000000000c [ 406.805609][T11956] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fce3a8860b0 [ 406.805610][T11956] R13: 00007ffc7f29a3d8 R14: 00007fce3c34201a R15: 00007ffc7f29a7c8 | [ 408.230300][T12013] softirqs last disabled at (0): 0x0 | [ 408.230302][T12013] Preemption disabled at: | [ 408.230303][T12013] vprintk_emit (kernel/printk/printk.c:2471) | [ 408.230313][T12013] Tainted: [W]=WARN [ 408.230314][T12013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 408.230315][T12013] Call Trace: [ 408.230317][T12013] [ 408.230318][T12013] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 408.230324][T12013] ? vprintk_emit (kernel/printk/printk.c:2471) [ 408.230326][T12013] __might_resched.cold (kernel/sched/core.c:9234) [ 408.230330][T12013] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 408.230333][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.230336][T12013] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 408.230339][T12013] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 408.230342][T12013] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 408.230347][T12013] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 408.230349][T12013] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 408.230352][T12013] put_chars (drivers/char/virtio_console.c:1176) [ 408.230354][T12013] ? __send_to_port (drivers/char/virtio_console.c:654) [ 408.230355][T12013] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 408.230358][T12013] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 408.230360][T12013] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 408.230365][T12013] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 408.230367][T12013] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 408.230368][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.230369][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.230370][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 408.230373][T12013] console_emit_next_record (kernel/printk/printk.c:3183) [ 408.230376][T12013] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 408.230378][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.230379][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.230380][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.230381][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 408.230383][T12013] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 408.230385][T12013] console_flush_one_record (kernel/printk/printk.c:3268) [ 408.230387][T12013] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 408.230396][T12013] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 408.230398][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 408.230399][T12013] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 408.230401][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.230402][T12013] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 408.230404][T12013] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 408.230405][T12013] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 408.230407][T12013] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 408.230409][T12013] ? vprintk_emit (kernel/printk/printk.c:2478) [ 408.230410][T12013] vprintk_emit (kernel/printk/printk.c:2479) [ 408.230412][T12013] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 408.230414][T12013] _printk (kernel/printk/printk.c:2504) [ 408.230418][T12013] ? snapshot_read.cold (user.c:?) [ 408.230420][T12013] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 408.230422][T12013] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 408.230426][T12013] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 408.230427][T12013] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 408.230429][T12013] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 408.230432][T12013] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 408.230434][T12013] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 408.230437][T12013] ? netdev_notice (net/core/dev.c:13194) [ 408.230438][T12013] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 408.230446][T12013] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 408.230448][T12013] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 408.230450][T12013] netif_set_promiscuity (net/core/dev.c:9699) [ 408.230453][T12013] dev_set_promiscuity (net/core/dev_api.c:288) [ 408.230454][T12013] ? dev_disable_lro (net/core/dev_api.c:267) [ 408.230456][T12013] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 408.230460][T12013] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 408.230464][T12013] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 408.230466][T12013] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 408.230470][T12013] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 408.230474][T12013] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 408.230478][T12013] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 408.230481][T12013] ? __nla_validate_parse (lib/nlattr.c:635) [ 408.230486][T12013] ? __nla_parse (lib/nlattr.c:732) [ 408.230488][T12013] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 408.230492][T12013] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 408.230494][T12013] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 408.230498][T12013] ? security_capable (security/security.c:660 (discriminator 11)) [ 408.230501][T12013] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 408.230503][T12013] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 408.230505][T12013] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 408.230509][T12013] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 408.230512][T12013] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 408.230514][T12013] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 408.230516][T12013] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 408.230518][T12013] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 408.230520][T12013] ? netlink_ack (./include/linux/skbuff.h:2718) [ 408.230523][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 408.230525][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.230526][T12013] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 408.230528][T12013] genl_rcv (net/netlink/genetlink.c:1218) [ 408.230530][T12013] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 408.230533][T12013] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 408.230534][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 408.230536][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.230537][T12013] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 408.230539][T12013] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 408.230542][T12013] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 408.230544][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 408.230545][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.230547][T12013] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 408.230550][T12013] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 408.230553][T12013] __sys_sendto (net/socket.c:2281) [ 408.230558][T12013] ? __ia32_sys_getpeername (net/socket.c:2235) [ 408.230561][T12013] ? do_futex (kernel/futex/syscalls.c:138) [ 408.230563][T12013] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 408.230566][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.230567][T12013] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 408.230569][T12013] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 408.230571][T12013] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 408.230574][T12013] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 408.230575][T12013] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 408.230577][T12013] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 408.230580][T12013] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 408.230582][T12013] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 408.230584][T12013] RIP: 0033:0x7fe342982312 [ 408.230587][T12013] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 408.230589][T12013] RSP: 002b:00007ffdf1015808 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 408.230593][T12013] RAX: ffffffffffffffda RBX: 00007ffdf1015938 RCX: 00007fe342982312 [ 408.230594][T12013] RDX: 0000000000000038 RSI: 00007fe33c446930 RDI: 0000000000000023 [ 408.230595][T12013] RBP: 00007ffdf1015830 R08: 00007ffdf10159b0 R09: 000000000000000c [ 408.230596][T12013] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe3407e6190 [ 408.230597][T12013] R13: 00007ffdf1015938 R14: 00007fe3422a101a R15: 00007ffdf1015d28 | [ 414.687579][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 414.687581][ T70] Preemption disabled at: | [ 414.687582][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 414.687593][ T70] Tainted: [W]=WARN [ 414.687594][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 414.687596][ T70] Workqueue: netns cleanup_net [ 414.687602][ T70] Call Trace: [ 414.687603][ T70] [ 414.687604][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 414.687610][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 414.687612][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 414.687615][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 414.687619][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 414.687621][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 414.687624][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 414.687626][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 414.687630][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 414.687634][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 414.687636][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 414.687638][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 414.687640][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 414.687641][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 414.687643][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 414.687646][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 414.687651][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 414.687653][ T70] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 414.687654][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 414.687657][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 414.687659][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 414.687660][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 414.687663][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 414.687665][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 414.687668][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 414.687669][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 414.687670][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 414.687671][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 414.687673][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 414.687674][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 414.687677][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 414.687680][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 414.687682][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 414.687683][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 414.687685][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 414.687686][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 414.687688][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 414.687689][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 414.687691][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 414.687693][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 414.687694][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 414.687696][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 414.687697][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 414.687699][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 414.687705][ T70] _printk (kernel/printk/printk.c:2504) [ 414.687709][ T70] ? snapshot_read.cold (user.c:?) [ 414.687711][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 414.687714][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 414.687717][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 414.687719][ T70] ? netdev_notice (net/core/dev.c:13194) [ 414.687720][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 414.687723][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 414.687726][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 414.687728][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 414.687730][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 414.687733][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 414.687734][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 414.687737][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 414.687743][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 414.687747][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 414.687749][ T70] notifier_call_chain (kernel/notifier.c:85) [ 414.687753][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 414.687755][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 414.687757][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 414.687759][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 414.687761][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 414.687762][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 414.687764][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 414.687765][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 414.687767][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 414.687770][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 414.687772][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 414.687774][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 414.687777][ T70] cleanup_net (net/core/net_namespace.c:706) [ 414.687779][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 414.687780][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 414.687782][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 414.687784][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 414.687785][ T70] process_one_work (kernel/workqueue.c:3387) [ 414.687789][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 414.687791][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 414.687793][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 414.687796][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 414.687798][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 414.687800][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 414.687802][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 414.687804][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 414.687806][ T70] kthread (kernel/kthread.c:436) [ 414.687808][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 414.687811][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 414.687813][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 414.687817][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 414.687819][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 414.687822][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 414.687824][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 415.887000][T12227] softirqs last disabled at (0): 0x0 | [ 415.887002][T12227] Preemption disabled at: | [ 415.887003][T12227] vprintk_emit (kernel/printk/printk.c:2471) | [ 415.887013][T12227] Tainted: [W]=WARN [ 415.887014][T12227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 415.887016][T12227] Call Trace: [ 415.887017][T12227] [ 415.887018][T12227] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 415.887023][T12227] ? vprintk_emit (kernel/printk/printk.c:2471) [ 415.887025][T12227] __might_resched.cold (kernel/sched/core.c:9234) [ 415.887029][T12227] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 415.887032][T12227] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 415.887036][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.887038][T12227] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 415.887041][T12227] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 415.887044][T12227] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 415.887049][T12227] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 415.887051][T12227] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 415.887054][T12227] put_chars (drivers/char/virtio_console.c:1176) [ 415.887056][T12227] ? __send_to_port (drivers/char/virtio_console.c:654) [ 415.887057][T12227] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 415.887060][T12227] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 415.887065][T12227] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 415.887067][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.887068][T12227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.887071][T12227] console_emit_next_record (kernel/printk/printk.c:3183) [ 415.887074][T12227] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 415.887076][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.887077][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.887078][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.887079][T12227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.887081][T12227] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 415.887083][T12227] console_flush_one_record (kernel/printk/printk.c:3268) [ 415.887085][T12227] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 415.887088][T12227] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 415.887090][T12227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.887092][T12227] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 415.887093][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.887095][T12227] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 415.887096][T12227] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 415.887098][T12227] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 415.887099][T12227] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 415.887101][T12227] ? vprintk_emit (kernel/printk/printk.c:2478) [ 415.887103][T12227] vprintk_emit (kernel/printk/printk.c:2479) [ 415.887105][T12227] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 415.887106][T12227] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 415.887110][T12227] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 415.887116][T12227] _printk (kernel/printk/printk.c:2504) [ 415.887119][T12227] ? snapshot_read.cold (user.c:?) [ 415.887122][T12227] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 415.887125][T12227] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 415.887127][T12227] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 415.887129][T12227] ? netdev_notice (net/core/dev.c:13194) [ 415.887131][T12227] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 415.887134][T12227] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 415.887137][T12227] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 415.887138][T12227] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 415.887141][T12227] netif_set_promiscuity (net/core/dev.c:9699) [ 415.887143][T12227] dev_set_promiscuity (net/core/dev_api.c:288) [ 415.887145][T12227] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 415.887148][T12227] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 415.887154][T12227] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 415.887157][T12227] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 415.887162][T12227] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 415.887168][T12227] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 415.887171][T12227] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 415.887175][T12227] ? security_capable (security/security.c:660 (discriminator 11)) [ 415.887178][T12227] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 415.887181][T12227] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 415.887183][T12227] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 415.887186][T12227] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 415.887189][T12227] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 415.887193][T12227] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 415.887195][T12227] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 415.887197][T12227] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 415.887199][T12227] ? netlink_ack (./include/linux/skbuff.h:2718) [ 415.887202][T12227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.887204][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.887205][T12227] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 415.887207][T12227] genl_rcv (net/netlink/genetlink.c:1218) [ 415.887209][T12227] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 415.887211][T12227] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 415.887213][T12227] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 415.887216][T12227] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 415.887219][T12227] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 415.887221][T12227] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 415.887223][T12227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.887225][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.887226][T12227] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 415.887229][T12227] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 415.887232][T12227] __sys_sendto (net/socket.c:2281) [ 415.887234][T12227] ? __ia32_sys_getpeername (net/socket.c:2235) [ 415.887236][T12227] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 415.887238][T12227] ? do_futex (kernel/futex/syscalls.c:133) [ 415.887241][T12227] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 415.887243][T12227] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 415.887248][T12227] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 415.887249][T12227] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 415.887251][T12227] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 415.887253][T12227] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 415.887254][T12227] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 415.887258][T12227] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 415.887260][T12227] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 415.887262][T12227] RIP: 0033:0x7f21d3dac312 [ 415.887264][T12227] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 415.887266][T12227] RSP: 002b:00007ffd34e1cb18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 415.887270][T12227] RAX: ffffffffffffffda RBX: 00007ffd34e1cc48 RCX: 00007f21d3dac312 [ 415.887271][T12227] RDX: 0000000000000028 RSI: 00007f21d01d8570 RDI: 0000000000000023 [ 415.887272][T12227] RBP: 00007ffd34e1cb40 R08: 00007ffd34e1ccc0 R09: 000000000000000c [ 415.887273][T12227] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f21d1c19fd0 [ 415.887274][T12227] R13: 00007ffd34e1cc48 R14: 00007f21d36cb01a R15: 00007ffd34e1d038 | [ 418.500287][T12347] softirqs last disabled at (0): 0x0 | [ 418.500289][T12347] Preemption disabled at: | [ 418.500290][T12347] vprintk_emit (kernel/printk/printk.c:2471) | [ 418.500300][T12347] Tainted: [W]=WARN [ 418.500301][T12347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 418.500303][T12347] Call Trace: [ 418.500305][T12347] [ 418.500306][T12347] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 418.500312][T12347] ? vprintk_emit (kernel/printk/printk.c:2471) [ 418.500313][T12347] __might_resched.cold (kernel/sched/core.c:9234) [ 418.500317][T12347] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 418.500320][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 418.500323][T12347] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 418.500326][T12347] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 418.500330][T12347] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 418.500334][T12347] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 418.500336][T12347] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 418.500339][T12347] put_chars (drivers/char/virtio_console.c:1176) [ 418.500341][T12347] ? __send_to_port (drivers/char/virtio_console.c:654) [ 418.500342][T12347] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 418.500345][T12347] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 418.500350][T12347] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 418.500352][T12347] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 418.500354][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 418.500355][T12347] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 418.500358][T12347] console_emit_next_record (kernel/printk/printk.c:3183) [ 418.500361][T12347] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 418.500363][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 418.500364][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 418.500365][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 418.500366][T12347] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 418.500368][T12347] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 418.500370][T12347] console_flush_one_record (kernel/printk/printk.c:3268) [ 418.500372][T12347] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 418.500375][T12347] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 418.500377][T12347] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 418.500379][T12347] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 418.500381][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 418.500382][T12347] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 418.500383][T12347] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 418.500385][T12347] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 418.500386][T12347] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 418.500388][T12347] ? vprintk_emit (kernel/printk/printk.c:2478) [ 418.500390][T12347] vprintk_emit (kernel/printk/printk.c:2479) [ 418.500392][T12347] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 418.500393][T12347] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 418.500395][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 418.500396][T12347] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 418.500400][T12347] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 418.500402][T12347] _printk (kernel/printk/printk.c:2504) [ 418.500405][T12347] ? snapshot_read.cold (user.c:?) [ 418.500407][T12347] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 418.500411][T12347] ? idr_get_free (??:?) [ 418.500413][T12347] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 418.500416][T12347] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 418.500423][T12347] ? nla_get_range_signed (lib/nlattr.c:270) [ 418.500435][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 418.500436][T12347] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 418.500439][T12347] __nla_validate_parse (lib/nlattr.c:635) [ 418.500442][T12347] __nla_parse (lib/nlattr.c:732) [ 418.500444][T12347] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 418.500447][T12347] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 418.500449][T12347] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 418.500451][T12347] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 418.500454][T12347] ? security_capable (security/security.c:660 (discriminator 11)) [ 418.500457][T12347] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 418.500460][T12347] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 418.500463][T12347] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 418.500469][T12347] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 418.500472][T12347] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 418.500475][T12347] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 418.500477][T12347] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 418.500479][T12347] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 418.500481][T12347] ? netlink_ack (./include/linux/skbuff.h:2718) [ 418.500484][T12347] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 418.500486][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 418.500487][T12347] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 418.500489][T12347] genl_rcv (net/netlink/genetlink.c:1218) [ 418.500491][T12347] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 418.500493][T12347] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 418.500496][T12347] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 418.500498][T12347] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 418.500500][T12347] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 418.500502][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 418.500503][T12347] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 418.500506][T12347] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 418.500509][T12347] __sys_sendto (net/socket.c:2281) [ 418.500512][T12347] ? __ia32_sys_getpeername (net/socket.c:2235) [ 418.500516][T12347] ? fput_close_sync (fs/file_table.c:617) [ 418.500519][T12347] ? alloc_file_clone (fs/file_table.c:479) [ 418.500521][T12347] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 418.500523][T12347] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 418.500524][T12347] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 418.500526][T12347] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 418.500527][T12347] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 418.500530][T12347] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 418.500532][T12347] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 418.500534][T12347] RIP: 0033:0x7f331cdf1312 [ 418.500536][T12347] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 418.500538][T12347] RSP: 002b:00007fff8a655ee8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 418.500541][T12347] RAX: ffffffffffffffda RBX: 00007fff8a656018 RCX: 00007f331cdf1312 [ 418.500543][T12347] RDX: 0000000000000044 RSI: 00007f33189b30a0 RDI: 0000000000000020 [ 418.500544][T12347] RBP: 00007fff8a655f10 R08: 00007fff8a656090 R09: 000000000000000c [ 418.500545][T12347] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f331ac4e0b0 [ 418.500546][T12347] R13: 00007fff8a656018 R14: 00007f331c71001a R15: 00007fff8a656408 | [ 419.938254][T12404] softirqs last disabled at (0): 0x0 | [ 419.938256][T12404] Preemption disabled at: | [ 419.938257][T12404] vprintk_emit (kernel/printk/printk.c:2471) | [ 419.938267][T12404] Tainted: [W]=WARN [ 419.938268][T12404] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 419.938269][T12404] Call Trace: [ 419.938271][T12404] [ 419.938272][T12404] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 419.938278][T12404] ? vprintk_emit (kernel/printk/printk.c:2471) [ 419.938279][T12404] __might_resched.cold (kernel/sched/core.c:9234) [ 419.938283][T12404] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 419.938286][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 419.938289][T12404] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 419.938292][T12404] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 419.938295][T12404] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 419.938300][T12404] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 419.938302][T12404] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 419.938305][T12404] put_chars (drivers/char/virtio_console.c:1176) [ 419.938307][T12404] ? __send_to_port (drivers/char/virtio_console.c:654) [ 419.938308][T12404] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 419.938311][T12404] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 419.938313][T12404] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 419.938318][T12404] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 419.938320][T12404] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 419.938322][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 419.938323][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 419.938324][T12404] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 419.938327][T12404] console_emit_next_record (kernel/printk/printk.c:3183) [ 419.938329][T12404] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 419.938332][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 419.938333][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 419.938334][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 419.938335][T12404] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 419.938337][T12404] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 419.938339][T12404] console_flush_one_record (kernel/printk/printk.c:3268) [ 419.938341][T12404] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 419.938344][T12404] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 419.938346][T12404] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 419.938347][T12404] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 419.938349][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 419.938350][T12404] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 419.938352][T12404] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 419.938353][T12404] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 419.938355][T12404] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 419.938357][T12404] ? vprintk_emit (kernel/printk/printk.c:2478) [ 419.938358][T12404] vprintk_emit (kernel/printk/printk.c:2479) [ 419.938360][T12404] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 419.938362][T12404] _printk (kernel/printk/printk.c:2504) [ 419.938366][T12404] ? snapshot_read.cold (user.c:?) [ 419.938368][T12404] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 419.938370][T12404] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 419.938374][T12404] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 419.938375][T12404] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 419.938378][T12404] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 419.938381][T12404] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 419.938383][T12404] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 419.938385][T12404] ? netdev_notice (net/core/dev.c:13194) [ 419.938387][T12404] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 419.938394][T12404] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 419.938396][T12404] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 419.938398][T12404] netif_set_promiscuity (net/core/dev.c:9699) [ 419.938401][T12404] dev_set_promiscuity (net/core/dev_api.c:288) [ 419.938403][T12404] ? dev_disable_lro (net/core/dev_api.c:267) [ 419.938404][T12404] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 419.938409][T12404] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 419.938412][T12404] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 419.938414][T12404] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 419.938419][T12404] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 419.938422][T12404] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 419.938426][T12404] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 419.938429][T12404] ? __nla_validate_parse (lib/nlattr.c:635) [ 419.938439][T12404] ? __nla_parse (lib/nlattr.c:732) [ 419.938441][T12404] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 419.938445][T12404] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 419.938447][T12404] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 419.938451][T12404] ? security_capable (security/security.c:660 (discriminator 11)) [ 419.938454][T12404] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 419.938457][T12404] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 419.938459][T12404] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 419.938462][T12404] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 419.938465][T12404] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 419.938468][T12404] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 419.938470][T12404] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 419.938472][T12404] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 419.938474][T12404] ? netlink_ack (./include/linux/skbuff.h:2718) [ 419.938477][T12404] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 419.938479][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 419.938480][T12404] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 419.938482][T12404] genl_rcv (net/netlink/genetlink.c:1218) [ 419.938484][T12404] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 419.938486][T12404] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 419.938489][T12404] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 419.938490][T12404] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 419.938493][T12404] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 419.938495][T12404] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 419.938497][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 419.938498][T12404] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 419.938501][T12404] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 419.938504][T12404] __sys_sendto (net/socket.c:2281) [ 419.938507][T12404] ? __ia32_sys_getpeername (net/socket.c:2235) [ 419.938509][T12404] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 419.938511][T12404] ? do_futex (kernel/futex/syscalls.c:138) [ 419.938513][T12404] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 419.938516][T12404] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 419.938520][T12404] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 419.938522][T12404] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 419.938523][T12404] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 419.938526][T12404] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 419.938528][T12404] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 419.938530][T12404] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 419.938533][T12404] ? preempt_count_add (./include/linux/ftrace.h:1177 kernel/sched/core.c:5970 kernel/sched/core.c:5967 kernel/sched/core.c:6000) [ 419.938535][T12404] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 419.938538][T12404] RIP: 0033:0x7f19a3ee5312 [ 419.938540][T12404] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 419.938542][T12404] RSP: 002b:00007fff20a97468 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 419.938545][T12404] RAX: ffffffffffffffda RBX: 00007fff20a97598 RCX: 00007f19a3ee5312 [ 419.938547][T12404] RDX: 0000000000000038 RSI: 00007f19a0159c70 RDI: 0000000000000023 [ 419.938548][T12404] RBP: 00007fff20a97490 R08: 00007fff20a97610 R09: 000000000000000c [ 419.938549][T12404] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f19a1d42190 [ 419.938550][T12404] R13: 00007fff20a97598 R14: 00007f19a380401a R15: 00007fff20a97988 | [ 426.483841][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 426.483843][ T70] Preemption disabled at: | [ 426.483844][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 426.483854][ T70] Tainted: [W]=WARN [ 426.483855][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 426.483857][ T70] Workqueue: netns cleanup_net [ 426.483863][ T70] Call Trace: [ 426.483865][ T70] [ 426.483866][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 426.483872][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 426.483873][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 426.483877][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 426.483881][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 426.483883][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 426.483885][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 426.483888][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 426.483891][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 426.483896][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 426.483898][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 426.483900][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 426.483902][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 426.483904][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 426.483906][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 426.483908][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 426.483913][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 426.483915][ T70] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 426.483917][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 426.483919][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 426.483921][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 426.483922][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 426.483925][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 426.483928][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 426.483930][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 426.483931][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 426.483932][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 426.483933][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 426.483935][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 426.483937][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 426.483939][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 426.483942][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 426.483944][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 426.483946][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 426.483948][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 426.483949][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 426.483950][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 426.483952][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 426.483953][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 426.483955][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 426.483957][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 426.483958][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 426.483960][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 426.483962][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 426.483968][ T70] _printk (kernel/printk/printk.c:2504) [ 426.483972][ T70] ? snapshot_read.cold (user.c:?) [ 426.483974][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 426.483977][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 426.483980][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 426.483982][ T70] ? netdev_notice (net/core/dev.c:13194) [ 426.483984][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 426.483986][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 426.483989][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 426.483991][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 426.483993][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 426.483996][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 426.483998][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 426.484001][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 426.484007][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 426.484011][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 426.484013][ T70] notifier_call_chain (kernel/notifier.c:85) [ 426.484017][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 426.484019][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 426.484021][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 426.484023][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 426.484025][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 426.484026][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 426.484028][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 426.484029][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 426.484031][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 426.484034][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 426.484036][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 426.484038][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 426.484041][ T70] cleanup_net (net/core/net_namespace.c:706) [ 426.484043][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 426.484045][ T70] ? update_load_avg (kernel/sched/fair.c:5864) [ 426.484047][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 426.484049][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 426.484051][ T70] process_one_work (kernel/workqueue.c:3387) [ 426.484055][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 426.484057][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 426.484059][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 426.484062][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 426.484064][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 426.484066][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 426.484068][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 426.484070][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 426.484072][ T70] kthread (kernel/kthread.c:436) [ 426.484074][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 426.484077][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 426.484079][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 426.484082][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 426.484084][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 426.484087][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 426.484089][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 427.685186][T12617] softirqs last disabled at (0): 0x0 | [ 427.685188][T12617] Preemption disabled at: | [ 427.685188][T12617] vprintk_emit (kernel/printk/printk.c:2471) | [ 427.685199][T12617] Tainted: [W]=WARN [ 427.685200][T12617] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 427.685202][T12617] Call Trace: [ 427.685203][T12617] [ 427.685205][T12617] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 427.685211][T12617] ? vprintk_emit (kernel/printk/printk.c:2471) [ 427.685212][T12617] __might_resched.cold (kernel/sched/core.c:9234) [ 427.685216][T12617] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 427.685220][T12617] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 427.685223][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.685226][T12617] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 427.685229][T12617] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 427.685232][T12617] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 427.685237][T12617] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 427.685239][T12617] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 427.685242][T12617] put_chars (drivers/char/virtio_console.c:1176) [ 427.685244][T12617] ? __send_to_port (drivers/char/virtio_console.c:654) [ 427.685245][T12617] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 427.685248][T12617] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 427.685253][T12617] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 427.685255][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.685256][T12617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.685259][T12617] console_emit_next_record (kernel/printk/printk.c:3183) [ 427.685261][T12617] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 427.685264][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.685265][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.685266][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.685267][T12617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.685269][T12617] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 427.685270][T12617] console_flush_one_record (kernel/printk/printk.c:3268) [ 427.685273][T12617] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 427.685276][T12617] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 427.685278][T12617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.685279][T12617] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 427.685281][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.685282][T12617] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 427.685284][T12617] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 427.685285][T12617] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 427.685287][T12617] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 427.685289][T12617] ? vprintk_emit (kernel/printk/printk.c:2478) [ 427.685290][T12617] vprintk_emit (kernel/printk/printk.c:2479) [ 427.685292][T12617] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 427.685294][T12617] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 427.685297][T12617] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 427.685303][T12617] _printk (kernel/printk/printk.c:2504) [ 427.685307][T12617] ? snapshot_read.cold (user.c:?) [ 427.685309][T12617] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 427.685312][T12617] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 427.685315][T12617] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 427.685317][T12617] ? netdev_notice (net/core/dev.c:13194) [ 427.685319][T12617] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 427.685321][T12617] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 427.685324][T12617] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 427.685326][T12617] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 427.685328][T12617] netif_set_promiscuity (net/core/dev.c:9699) [ 427.685330][T12617] dev_set_promiscuity (net/core/dev_api.c:288) [ 427.685332][T12617] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 427.685335][T12617] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 427.685341][T12617] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 427.685345][T12617] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 427.685349][T12617] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 427.685354][T12617] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 427.685358][T12617] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 427.685362][T12617] ? security_capable (security/security.c:660 (discriminator 11)) [ 427.685365][T12617] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 427.685368][T12617] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 427.685370][T12617] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 427.685373][T12617] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 427.685377][T12617] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 427.685380][T12617] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 427.685382][T12617] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 427.685384][T12617] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 427.685386][T12617] ? netlink_ack (./include/linux/skbuff.h:2718) [ 427.685389][T12617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.685391][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.685392][T12617] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 427.685394][T12617] genl_rcv (net/netlink/genetlink.c:1218) [ 427.685396][T12617] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 427.685398][T12617] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 427.685400][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.685402][T12617] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 427.685404][T12617] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 427.685406][T12617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.685408][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.685410][T12617] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 427.685412][T12617] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 427.685415][T12617] __sys_sendto (net/socket.c:2281) [ 427.685417][T12617] ? __ia32_sys_getpeername (net/socket.c:2235) [ 427.685421][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.685422][T12617] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 427.685425][T12617] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 427.685426][T12617] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 427.685429][T12617] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 427.685431][T12617] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 427.685432][T12617] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 427.685436][T12617] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 427.685438][T12617] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 427.685440][T12617] RIP: 0033:0x7ff88c48d312 [ 427.685442][T12617] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 427.685444][T12617] RSP: 002b:00007ffd64770098 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 427.685448][T12617] RAX: ffffffffffffffda RBX: 00007ffd647701c8 RCX: 00007ff88c48d312 [ 427.685449][T12617] RDX: 0000000000000028 RSI: 00007ff87bfe4c30 RDI: 0000000000000023 [ 427.685450][T12617] RBP: 00007ffd647700c0 R08: 00007ffd64770240 R09: 000000000000000c [ 427.685451][T12617] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff88a2e9fd0 [ 427.685452][T12617] R13: 00007ffd647701c8 R14: 00007ff88bdac01a R15: 00007ffd647705b8 | [ 430.084527][T12725] softirqs last disabled at (0): 0x0 | [ 430.084529][T12725] Preemption disabled at: | [ 430.084530][T12725] vprintk_emit (kernel/printk/printk.c:2471) | [ 430.084540][T12725] Tainted: [W]=WARN [ 430.084541][T12725] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 430.084543][T12725] Call Trace: [ 430.084544][T12725] [ 430.084546][T12725] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 430.084551][T12725] ? vprintk_emit (kernel/printk/printk.c:2471) [ 430.084553][T12725] __might_resched.cold (kernel/sched/core.c:9234) [ 430.084560][T12725] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 430.084563][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 430.084566][T12725] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 430.084569][T12725] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 430.084572][T12725] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 430.084577][T12725] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 430.084579][T12725] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 430.084582][T12725] put_chars (drivers/char/virtio_console.c:1176) [ 430.084584][T12725] ? __send_to_port (drivers/char/virtio_console.c:654) [ 430.084585][T12725] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 430.084588][T12725] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 430.084593][T12725] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 430.084595][T12725] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 430.084597][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 430.084598][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 430.084601][T12725] console_emit_next_record (kernel/printk/printk.c:3183) [ 430.084604][T12725] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 430.084606][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 430.084607][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 430.084608][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 430.084609][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 430.084611][T12725] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 430.084613][T12725] console_flush_one_record (kernel/printk/printk.c:3268) [ 430.084615][T12725] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 430.084618][T12725] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 430.084620][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 430.084622][T12725] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 430.084623][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 430.084625][T12725] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 430.084626][T12725] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 430.084628][T12725] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 430.084629][T12725] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 430.084631][T12725] ? vprintk_emit (kernel/printk/printk.c:2478) [ 430.084633][T12725] vprintk_emit (kernel/printk/printk.c:2479) [ 430.084635][T12725] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 430.084636][T12725] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 430.084638][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 430.084639][T12725] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 430.084643][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 430.084645][T12725] _printk (kernel/printk/printk.c:2504) [ 430.084648][T12725] ? snapshot_read.cold (user.c:?) [ 430.084649][T12725] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 430.084653][T12725] ? idr_get_free (??:?) [ 430.084655][T12725] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 430.084659][T12725] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 430.084666][T12725] ? nla_get_range_signed (lib/nlattr.c:270) [ 430.084670][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 430.084671][T12725] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 430.084674][T12725] __nla_validate_parse (lib/nlattr.c:635) [ 430.084677][T12725] __nla_parse (lib/nlattr.c:732) [ 430.084679][T12725] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 430.084682][T12725] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 430.084684][T12725] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 430.084686][T12725] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 430.084689][T12725] ? security_capable (security/security.c:660 (discriminator 11)) [ 430.084692][T12725] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 430.084695][T12725] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 430.084698][T12725] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 430.084704][T12725] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 430.084708][T12725] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 430.084710][T12725] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 430.084712][T12725] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 430.084714][T12725] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 430.084716][T12725] ? netlink_ack (./include/linux/skbuff.h:2718) [ 430.084719][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 430.084721][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 430.084722][T12725] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 430.084724][T12725] genl_rcv (net/netlink/genetlink.c:1218) [ 430.084726][T12725] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 430.084728][T12725] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 430.084731][T12725] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 430.084733][T12725] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 430.084735][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 430.084737][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 430.084739][T12725] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 430.084742][T12725] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 430.084745][T12725] __sys_sendto (net/socket.c:2281) [ 430.084747][T12725] ? __ia32_sys_getpeername (net/socket.c:2235) [ 430.084751][T12725] ? fput_close_sync (fs/file_table.c:617) [ 430.084754][T12725] ? alloc_file_clone (fs/file_table.c:479) [ 430.084756][T12725] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 430.084758][T12725] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 430.084760][T12725] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 430.084761][T12725] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 430.084763][T12725] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 430.084766][T12725] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 430.084768][T12725] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 430.084770][T12725] RIP: 0033:0x7f4a31ea5312 [ 430.084772][T12725] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 430.084774][T12725] RSP: 002b:00007ffcd72412c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 430.084778][T12725] RAX: ffffffffffffffda RBX: 00007ffcd72413f8 RCX: 00007f4a31ea5312 [ 430.084779][T12725] RDX: 0000000000000044 RSI: 00007f4a2da6a650 RDI: 0000000000000020 [ 430.084780][T12725] RBP: 00007ffcd72412f0 R08: 00007ffcd7241470 R09: 000000000000000c [ 430.084781][T12725] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4a2fd020b0 [ 430.084782][T12725] R13: 00007ffcd72413f8 R14: 00007f4a317c401a R15: 00007ffcd72417e8 | [ 431.491802][T12782] softirqs last disabled at (0): 0x0 | [ 431.491804][T12782] Preemption disabled at: | [ 431.491805][T12782] vprintk_emit (kernel/printk/printk.c:2471) | [ 431.491815][T12782] Tainted: [W]=WARN [ 431.491816][T12782] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 431.491817][T12782] Call Trace: [ 431.491819][T12782] [ 431.491820][T12782] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 431.491825][T12782] ? vprintk_emit (kernel/printk/printk.c:2471) [ 431.491827][T12782] __might_resched.cold (kernel/sched/core.c:9234) [ 431.491832][T12782] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 431.491836][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.491838][T12782] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 431.491842][T12782] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 431.491845][T12782] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 431.491850][T12782] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 431.491852][T12782] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 431.491854][T12782] put_chars (drivers/char/virtio_console.c:1176) [ 431.491856][T12782] ? __send_to_port (drivers/char/virtio_console.c:654) [ 431.491858][T12782] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 431.491860][T12782] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 431.491862][T12782] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 431.491867][T12782] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 431.491869][T12782] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 431.491871][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.491872][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.491873][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 431.491876][T12782] console_emit_next_record (kernel/printk/printk.c:3183) [ 431.491878][T12782] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 431.491880][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.491882][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.491883][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.491884][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 431.491886][T12782] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 431.491887][T12782] console_flush_one_record (kernel/printk/printk.c:3268) [ 431.491890][T12782] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 431.491892][T12782] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 431.491894][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 431.491896][T12782] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 431.491898][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.491899][T12782] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 431.491900][T12782] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 431.491902][T12782] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 431.491903][T12782] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 431.491906][T12782] ? vprintk_emit (kernel/printk/printk.c:2478) [ 431.491907][T12782] vprintk_emit (kernel/printk/printk.c:2479) [ 431.491909][T12782] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 431.491911][T12782] _printk (kernel/printk/printk.c:2504) [ 431.491914][T12782] ? snapshot_read.cold (user.c:?) [ 431.491916][T12782] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 431.491918][T12782] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 431.491922][T12782] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 431.491923][T12782] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 431.491925][T12782] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 431.491928][T12782] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 431.491930][T12782] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 431.491933][T12782] ? netdev_notice (net/core/dev.c:13194) [ 431.491934][T12782] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 431.491942][T12782] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 431.491943][T12782] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 431.491945][T12782] netif_set_promiscuity (net/core/dev.c:9699) [ 431.491948][T12782] dev_set_promiscuity (net/core/dev_api.c:288) [ 431.491950][T12782] ? dev_disable_lro (net/core/dev_api.c:267) [ 431.491951][T12782] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 431.491956][T12782] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 431.491959][T12782] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 431.491961][T12782] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 431.491966][T12782] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 431.491969][T12782] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 431.491973][T12782] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 431.491976][T12782] ? __nla_validate_parse (lib/nlattr.c:635) [ 431.491981][T12782] ? __nla_parse (lib/nlattr.c:732) [ 431.491983][T12782] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 431.491987][T12782] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 431.491989][T12782] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 431.491993][T12782] ? security_capable (security/security.c:660 (discriminator 11)) [ 431.491996][T12782] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 431.491998][T12782] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 431.492000][T12782] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 431.492004][T12782] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 431.492007][T12782] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 431.492009][T12782] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 431.492011][T12782] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 431.492013][T12782] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 431.492015][T12782] ? netlink_ack (./include/linux/skbuff.h:2718) [ 431.492018][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 431.492019][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.492020][T12782] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 431.492022][T12782] genl_rcv (net/netlink/genetlink.c:1218) [ 431.492024][T12782] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 431.492027][T12782] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 431.492028][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 431.492030][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.492031][T12782] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 431.492033][T12782] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 431.492035][T12782] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 431.492037][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 431.492039][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.492041][T12782] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 431.492043][T12782] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 431.492046][T12782] __sys_sendto (net/socket.c:2281) [ 431.492049][T12782] ? __ia32_sys_getpeername (net/socket.c:2235) [ 431.492050][T12782] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 431.492053][T12782] ? do_futex (kernel/futex/syscalls.c:138) [ 431.492055][T12782] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 431.492057][T12782] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 431.492061][T12782] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 431.492063][T12782] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 431.492065][T12782] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 431.492068][T12782] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 431.492069][T12782] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 431.492070][T12782] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 431.492074][T12782] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 431.492076][T12782] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 431.492078][T12782] RIP: 0033:0x7f2092ee1312 [ 431.492080][T12782] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 431.492082][T12782] RSP: 002b:00007ffd1d00fb28 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 431.492086][T12782] RAX: ffffffffffffffda RBX: 00007ffd1d00fc58 RCX: 00007f2092ee1312 [ 431.492087][T12782] RDX: 0000000000000038 RSI: 00007f20902fa4f0 RDI: 0000000000000023 [ 431.492088][T12782] RBP: 00007ffd1d00fb50 R08: 00007ffd1d00fcd0 R09: 000000000000000c [ 431.492089][T12782] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2090d3e190 [ 431.492090][T12782] R13: 00007ffd1d00fc58 R14: 00007f209280001a R15: 00007ffd1d010048 | [ 437.988890][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 437.988892][ T70] Preemption disabled at: | [ 437.988893][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 437.988904][ T70] Tainted: [W]=WARN [ 437.988905][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 437.988907][ T70] Workqueue: netns cleanup_net [ 437.988913][ T70] Call Trace: [ 437.988915][ T70] [ 437.988916][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 437.988922][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 437.988923][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 437.988927][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 437.988930][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 437.988932][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.988935][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 437.988938][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 437.988941][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 437.988945][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 437.988947][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 437.988950][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 437.988951][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 437.988953][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 437.988955][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 437.988957][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 437.988962][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 437.988964][ T70] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 437.988966][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 437.988968][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 437.988970][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.988971][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 437.988974][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 437.988976][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 437.988978][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.988979][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.988980][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.988981][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 437.988983][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 437.988985][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 437.988988][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 437.988990][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 437.988992][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 437.988994][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 437.988996][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.988997][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 437.988998][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 437.989000][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 437.989002][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 437.989003][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 437.989005][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 437.989006][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 437.989008][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 437.989010][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 437.989017][ T70] _printk (kernel/printk/printk.c:2504) [ 437.989020][ T70] ? snapshot_read.cold (user.c:?) [ 437.989022][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 437.989025][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 437.989027][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 437.989030][ T70] ? netdev_notice (net/core/dev.c:13194) [ 437.989031][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 437.989034][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 437.989037][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 437.989039][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 437.989041][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 437.989043][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 437.989045][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 437.989048][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 437.989054][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 437.989058][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.989060][ T70] notifier_call_chain (kernel/notifier.c:85) [ 437.989064][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 437.989066][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 437.989068][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 437.989070][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 437.989072][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 437.989073][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 437.989075][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 437.989077][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 437.989079][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 437.989081][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 437.989083][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 437.989085][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 437.989088][ T70] cleanup_net (net/core/net_namespace.c:706) [ 437.989090][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 437.989092][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 437.989094][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.989095][ T70] process_one_work (kernel/workqueue.c:3387) [ 437.989099][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 437.989101][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 437.989103][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 437.989106][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 437.989108][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 437.989110][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 437.989112][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 437.989114][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 437.989116][ T70] kthread (kernel/kthread.c:436) [ 437.989118][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 437.989121][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 437.989123][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 437.989126][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 437.989128][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 437.989131][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 437.989133][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 439.429541][T12996] softirqs last disabled at (0): 0x0 | [ 439.429543][T12996] Preemption disabled at: | [ 439.429543][T12996] vprintk_emit (kernel/printk/printk.c:2471) | [ 439.429556][T12996] Tainted: [W]=WARN [ 439.429557][T12996] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 439.429559][T12996] Call Trace: [ 439.429560][T12996] [ 439.429562][T12996] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 439.429568][T12996] ? vprintk_emit (kernel/printk/printk.c:2471) [ 439.429569][T12996] __might_resched.cold (kernel/sched/core.c:9234) [ 439.429573][T12996] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 439.429576][T12996] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 439.429580][T12996] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 439.429583][T12996] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 439.429586][T12996] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 439.429589][T12996] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 439.429594][T12996] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 439.429596][T12996] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 439.429599][T12996] put_chars (drivers/char/virtio_console.c:1176) [ 439.429600][T12996] ? __send_to_port (drivers/char/virtio_console.c:654) [ 439.429602][T12996] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 439.429605][T12996] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 439.429610][T12996] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 439.429612][T12996] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 439.429613][T12996] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 439.429615][T12996] console_emit_next_record (kernel/printk/printk.c:3183) [ 439.429618][T12996] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 439.429620][T12996] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 439.429621][T12996] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 439.429623][T12996] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 439.429624][T12996] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 439.429626][T12996] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 439.429627][T12996] console_flush_one_record (kernel/printk/printk.c:3268) [ 439.429630][T12996] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 439.429633][T12996] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 439.429634][T12996] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 439.429636][T12996] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 439.429638][T12996] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 439.429639][T12996] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 439.429640][T12996] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 439.429642][T12996] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 439.429643][T12996] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 439.429646][T12996] ? vprintk_emit (kernel/printk/printk.c:2478) [ 439.429647][T12996] vprintk_emit (kernel/printk/printk.c:2479) [ 439.429649][T12996] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 439.429650][T12996] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 439.429653][T12996] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 439.429660][T12996] _printk (kernel/printk/printk.c:2504) [ 439.429663][T12996] ? snapshot_read.cold (user.c:?) [ 439.429665][T12996] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 439.429668][T12996] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 439.429670][T12996] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 439.429673][T12996] ? netdev_notice (net/core/dev.c:13194) [ 439.429674][T12996] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 439.429677][T12996] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 439.429680][T12996] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 439.429682][T12996] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 439.429684][T12996] netif_set_promiscuity (net/core/dev.c:9699) [ 439.429687][T12996] dev_set_promiscuity (net/core/dev_api.c:288) [ 439.429688][T12996] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 439.429691][T12996] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 439.429697][T12996] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 439.429700][T12996] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 439.429705][T12996] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 439.429710][T12996] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 439.429714][T12996] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 439.429717][T12996] ? security_capable (security/security.c:660 (discriminator 11)) [ 439.429721][T12996] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 439.429723][T12996] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 439.429725][T12996] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 439.429729][T12996] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 439.429732][T12996] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 439.429735][T12996] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 439.429737][T12996] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 439.429739][T12996] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 439.429741][T12996] ? netlink_ack (./include/linux/skbuff.h:2718) [ 439.429744][T12996] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 439.429746][T12996] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 439.429747][T12996] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 439.429749][T12996] genl_rcv (net/netlink/genetlink.c:1218) [ 439.429751][T12996] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 439.429753][T12996] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 439.429755][T12996] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 439.429757][T12996] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 439.429759][T12996] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 439.429761][T12996] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 439.429763][T12996] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 439.429764][T12996] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 439.429767][T12996] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 439.429770][T12996] __sys_sendto (net/socket.c:2281) [ 439.429772][T12996] ? __ia32_sys_getpeername (net/socket.c:2235) [ 439.429776][T12996] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 439.429777][T12996] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 439.429779][T12996] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 439.429781][T12996] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 439.429784][T12996] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 439.429786][T12996] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 439.429787][T12996] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 439.429791][T12996] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 439.429793][T12996] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 439.429795][T12996] RIP: 0033:0x7ff2a4cd9312 [ 439.429797][T12996] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 439.429799][T12996] RSP: 002b:00007ffe83b614c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 439.429803][T12996] RAX: ffffffffffffffda RBX: 00007ffe83b615f8 RCX: 00007ff2a4cd9312 [ 439.429805][T12996] RDX: 0000000000000028 RSI: 00007ff2a09294d0 RDI: 0000000000000023 [ 439.429805][T12996] RBP: 00007ffe83b614f0 R08: 00007ffe83b61670 R09: 000000000000000c [ 439.429806][T12996] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff2a2b35fd0 [ 439.429807][T12996] R13: 00007ffe83b615f8 R14: 00007ff2a45f801a R15: 00007ffe83b619e8 | [ 441.992283][T13116] softirqs last disabled at (0): 0x0 | [ 441.992285][T13116] Preemption disabled at: | [ 441.992286][T13116] vprintk_emit (kernel/printk/printk.c:2471) | [ 441.992297][T13116] Tainted: [W]=WARN [ 441.992298][T13116] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 441.992300][T13116] Call Trace: [ 441.992301][T13116] [ 441.992303][T13116] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 441.992309][T13116] ? vprintk_emit (kernel/printk/printk.c:2471) [ 441.992310][T13116] __might_resched.cold (kernel/sched/core.c:9234) [ 441.992314][T13116] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 441.992318][T13116] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 441.992321][T13116] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 441.992324][T13116] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 441.992327][T13116] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 441.992332][T13116] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 441.992334][T13116] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 441.992337][T13116] put_chars (drivers/char/virtio_console.c:1176) [ 441.992339][T13116] ? __send_to_port (drivers/char/virtio_console.c:654) [ 441.992341][T13116] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 441.992344][T13116] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 441.992348][T13116] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 441.992351][T13116] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 441.992352][T13116] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 441.992354][T13116] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 441.992356][T13116] console_emit_next_record (kernel/printk/printk.c:3183) [ 441.992359][T13116] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 441.992362][T13116] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 441.992363][T13116] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 441.992364][T13116] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 441.992365][T13116] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 441.992367][T13116] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 441.992369][T13116] console_flush_one_record (kernel/printk/printk.c:3268) [ 441.992371][T13116] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 441.992374][T13116] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 441.992376][T13116] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 441.992378][T13116] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 441.992380][T13116] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 441.992381][T13116] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 441.992383][T13116] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 441.992384][T13116] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 441.992386][T13116] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 441.992388][T13116] ? vprintk_emit (kernel/printk/printk.c:2478) [ 441.992390][T13116] vprintk_emit (kernel/printk/printk.c:2479) [ 441.992391][T13116] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 441.992393][T13116] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 441.992395][T13116] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 441.992396][T13116] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 441.992400][T13116] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 441.992402][T13116] _printk (kernel/printk/printk.c:2504) [ 441.992405][T13116] ? snapshot_read.cold (user.c:?) [ 441.992407][T13116] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 441.992411][T13116] ? idr_get_free (??:?) [ 441.992413][T13116] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 441.992417][T13116] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 441.992424][T13116] ? nla_get_range_signed (lib/nlattr.c:270) [ 441.992429][T13116] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 441.992430][T13116] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 441.992433][T13116] __nla_validate_parse (lib/nlattr.c:635) [ 441.992436][T13116] __nla_parse (lib/nlattr.c:732) [ 441.992438][T13116] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 441.992441][T13116] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 441.992443][T13116] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 441.992445][T13116] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 441.992449][T13116] ? security_capable (security/security.c:660 (discriminator 11)) [ 441.992452][T13116] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 441.992454][T13116] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 441.992457][T13116] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 441.992465][T13116] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 441.992468][T13116] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 441.992470][T13116] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 441.992473][T13116] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 441.992475][T13116] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 441.992477][T13116] ? netlink_ack (./include/linux/skbuff.h:2718) [ 441.992480][T13116] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 441.992482][T13116] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 441.992483][T13116] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 441.992485][T13116] genl_rcv (net/netlink/genetlink.c:1218) [ 441.992487][T13116] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 441.992489][T13116] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 441.992492][T13116] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 441.992494][T13116] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 441.992497][T13116] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 441.992498][T13116] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 441.992500][T13116] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 441.992503][T13116] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 441.992507][T13116] __sys_sendto (net/socket.c:2281) [ 441.992515][T13116] ? __ia32_sys_getpeername (net/socket.c:2235) [ 441.992519][T13116] ? fput_close_sync (fs/file_table.c:617) [ 441.992523][T13116] ? alloc_file_clone (fs/file_table.c:479) [ 441.992525][T13116] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 441.992527][T13116] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 441.992528][T13116] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 441.992530][T13116] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 441.992532][T13116] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 441.992534][T13116] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 441.992537][T13116] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 441.992539][T13116] RIP: 0033:0x7f9f180df312 [ 441.992541][T13116] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 441.992543][T13116] RSP: 002b:00007ffe77b53128 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 441.992547][T13116] RAX: ffffffffffffffda RBX: 00007ffe77b53258 RCX: 00007f9f180df312 [ 441.992549][T13116] RDX: 0000000000000044 RSI: 00007f9f1445e600 RDI: 0000000000000020 [ 441.992550][T13116] RBP: 00007ffe77b53150 R08: 00007ffe77b532d0 R09: 000000000000000c [ 441.992551][T13116] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f15f420b0 [ 441.992552][T13116] R13: 00007ffe77b53258 R14: 00007f9f179fe01a R15: 00007ffe77b53648 | [ 443.512001][T13173] softirqs last disabled at (0): 0x0 | [ 443.512003][T13173] Preemption disabled at: | [ 443.512005][T13173] vprintk_emit (kernel/printk/printk.c:2471) | [ 443.512018][T13173] Tainted: [W]=WARN [ 443.512019][T13173] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 443.512022][T13173] Call Trace: [ 443.512024][T13173] [ 443.512026][T13173] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 443.512033][T13173] ? vprintk_emit (kernel/printk/printk.c:2471) [ 443.512035][T13173] __might_resched.cold (kernel/sched/core.c:9234) [ 443.512041][T13173] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 443.512045][T13173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.512049][T13173] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 443.512053][T13173] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 443.512057][T13173] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 443.512064][T13173] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 443.512066][T13173] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 443.512070][T13173] put_chars (drivers/char/virtio_console.c:1176) [ 443.512073][T13173] ? __send_to_port (drivers/char/virtio_console.c:654) [ 443.512076][T13173] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 443.512079][T13173] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 443.512083][T13173] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 443.512089][T13173] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 443.512093][T13173] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 443.512095][T13173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.512097][T13173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.512099][T13173] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 443.512103][T13173] console_emit_next_record (kernel/printk/printk.c:3183) [ 443.512107][T13173] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 443.512110][T13173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.512112][T13173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.512114][T13173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.512116][T13173] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 443.512119][T13173] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 443.512122][T13173] console_flush_one_record (kernel/printk/printk.c:3268) [ 443.512125][T13173] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 443.512130][T13173] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 443.512133][T13173] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 443.512135][T13173] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 443.512138][T13173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.512140][T13173] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 443.512142][T13173] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 443.512145][T13173] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 443.512147][T13173] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 443.512151][T13173] ? vprintk_emit (kernel/printk/printk.c:2478) [ 443.512153][T13173] vprintk_emit (kernel/printk/printk.c:2479) [ 443.512156][T13173] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 443.512160][T13173] _printk (kernel/printk/printk.c:2504) [ 443.512164][T13173] ? snapshot_read.cold (user.c:?) [ 443.512167][T13173] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 443.512170][T13173] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 443.512176][T13173] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 443.512178][T13173] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 443.512181][T13173] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 443.512185][T13173] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 443.512189][T13173] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 443.512192][T13173] ? netdev_notice (net/core/dev.c:13194) [ 443.512195][T13173] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 443.512205][T13173] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 443.512207][T13173] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 443.512211][T13173] netif_set_promiscuity (net/core/dev.c:9699) [ 443.512215][T13173] dev_set_promiscuity (net/core/dev_api.c:288) [ 443.512217][T13173] ? dev_disable_lro (net/core/dev_api.c:267) [ 443.512220][T13173] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 443.512227][T13173] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 443.512233][T13173] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 443.512236][T13173] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 443.512243][T13173] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 443.512250][T13173] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 443.512257][T13173] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 443.512263][T13173] ? __nla_validate_parse (lib/nlattr.c:635) [ 443.512269][T13173] ? __nla_parse (lib/nlattr.c:732) [ 443.512271][T13173] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 443.512277][T13173] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 443.512281][T13173] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 443.512286][T13173] ? security_capable (security/security.c:660 (discriminator 11)) [ 443.512291][T13173] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 443.512295][T13173] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 443.512298][T13173] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 443.512305][T13173] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 443.512309][T13173] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 443.512312][T13173] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 443.512316][T13173] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 443.512318][T13173] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 443.512322][T13173] ? netlink_ack (./include/linux/skbuff.h:2718) [ 443.512326][T13173] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 443.512329][T13173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.512331][T13173] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 443.512334][T13173] genl_rcv (net/netlink/genetlink.c:1218) [ 443.512337][T13173] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 443.512341][T13173] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 443.512344][T13173] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 443.512346][T13173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.512348][T13173] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 443.512352][T13173] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 443.512355][T13173] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 443.512358][T13173] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 443.512361][T13173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.512364][T13173] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 443.512368][T13173] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 443.512372][T13173] __sys_sendto (net/socket.c:2281) [ 443.512376][T13173] ? __ia32_sys_getpeername (net/socket.c:2235) [ 443.512378][T13173] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 443.512382][T13173] ? do_futex (kernel/futex/syscalls.c:138) [ 443.512385][T13173] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 443.512390][T13173] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 443.512393][T13173] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 443.512396][T13173] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 443.512400][T13173] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 443.512402][T13173] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 443.512405][T13173] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 443.512409][T13173] ? irq_exit_rcu (kernel/softirq.c:786) [ 443.512413][T13173] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 443.512416][T13173] RIP: 0033:0x7f313f677312 [ 443.512419][T13173] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 443.512422][T13173] RSP: 002b:00007ffe4aa19dc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 443.512426][T13173] RAX: ffffffffffffffda RBX: 00007ffe4aa19ef8 RCX: 00007f313f677312 [ 443.512428][T13173] RDX: 0000000000000038 RSI: 00007f313c2b8db0 RDI: 0000000000000023 [ 443.512430][T13173] RBP: 00007ffe4aa19df0 R08: 00007ffe4aa19f70 R09: 000000000000000c [ 443.512431][T13173] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f313d4de190 [ 443.512433][T13173] R13: 00007ffe4aa19ef8 R14: 00007f313ef9601a R15: 00007ffe4aa1a2e8 | [ 450.412515][ T70] softirqs last disabled at (7297138): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 450.412517][ T70] Preemption disabled at: | [ 450.412518][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 450.412529][ T70] Tainted: [W]=WARN [ 450.412530][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 450.412532][ T70] Workqueue: netns cleanup_net [ 450.412537][ T70] Call Trace: [ 450.412542][ T70] [ 450.412544][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 450.412550][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 450.412551][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 450.412557][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 450.412561][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 450.412563][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.412565][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 450.412568][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 450.412572][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 450.412576][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 450.412578][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 450.412581][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 450.412582][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 450.412584][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 450.412585][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 450.412588][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 450.412593][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 450.412595][ T70] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 450.412596][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 450.412599][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 450.412600][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.412602][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 450.412604][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 450.412607][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 450.412609][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.412610][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.412611][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.412612][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 450.412614][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 450.412616][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 450.412619][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 450.412621][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 450.412623][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 450.412625][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 450.412627][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.412628][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 450.412629][ T70] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 450.412631][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 450.412632][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 450.412634][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 450.412636][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 450.412637][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 450.412639][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 450.412641][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 450.412647][ T70] _printk (kernel/printk/printk.c:2504) [ 450.412651][ T70] ? snapshot_read.cold (user.c:?) [ 450.412653][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 450.412656][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 450.412658][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 450.412661][ T70] ? netdev_notice (net/core/dev.c:13194) [ 450.412662][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 450.412665][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 450.412668][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 450.412669][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 450.412671][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 450.412674][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 450.412676][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 450.412679][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 450.412685][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 450.412689][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.412691][ T70] notifier_call_chain (kernel/notifier.c:85) [ 450.412694][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 450.412697][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 450.412698][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 450.412701][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 450.412702][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 450.412704][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 450.412706][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 450.412707][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 450.412709][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 450.412712][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 450.412714][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 450.412716][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 450.412719][ T70] cleanup_net (net/core/net_namespace.c:706) [ 450.412721][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 450.412722][ T70] ? update_load_avg (kernel/sched/fair.c:5864) [ 450.412725][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 450.412727][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.412728][ T70] process_one_work (kernel/workqueue.c:3387) [ 450.412733][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 450.412735][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 450.412737][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 450.412739][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 450.412742][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 450.412744][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 450.412746][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 450.412748][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 450.412749][ T70] kthread (kernel/kthread.c:436) [ 450.412751][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 450.412754][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 450.412756][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 450.412759][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 450.412761][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 450.412764][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 450.412766][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 451.624305][T13386] softirqs last disabled at (0): 0x0 | [ 451.624307][T13386] Preemption disabled at: | [ 451.624308][T13386] vprintk_emit (kernel/printk/printk.c:2471) | [ 451.624318][T13386] Tainted: [W]=WARN [ 451.624320][T13386] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 451.624321][T13386] Call Trace: [ 451.624323][T13386] [ 451.624324][T13386] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 451.624330][T13386] ? vprintk_emit (kernel/printk/printk.c:2471) [ 451.624331][T13386] __might_resched.cold (kernel/sched/core.c:9234) [ 451.624335][T13386] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 451.624339][T13386] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 451.624342][T13386] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.624345][T13386] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 451.624347][T13386] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 451.624351][T13386] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 451.624356][T13386] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 451.624357][T13386] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 451.624360][T13386] put_chars (drivers/char/virtio_console.c:1176) [ 451.624362][T13386] ? __send_to_port (drivers/char/virtio_console.c:654) [ 451.624363][T13386] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 451.624366][T13386] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 451.624371][T13386] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 451.624373][T13386] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.624374][T13386] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 451.624376][T13386] console_emit_next_record (kernel/printk/printk.c:3183) [ 451.624379][T13386] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 451.624381][T13386] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.624382][T13386] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.624384][T13386] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.624385][T13386] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 451.624387][T13386] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 451.624389][T13386] console_flush_one_record (kernel/printk/printk.c:3268) [ 451.624391][T13386] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 451.624394][T13386] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 451.624395][T13386] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 451.624397][T13386] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 451.624399][T13386] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.624400][T13386] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 451.624401][T13386] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 451.624403][T13386] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 451.624404][T13386] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 451.624407][T13386] ? vprintk_emit (kernel/printk/printk.c:2478) [ 451.624408][T13386] vprintk_emit (kernel/printk/printk.c:2479) [ 451.624410][T13386] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 451.624411][T13386] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 451.624415][T13386] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 451.624421][T13386] _printk (kernel/printk/printk.c:2504) [ 451.624424][T13386] ? snapshot_read.cold (user.c:?) [ 451.624426][T13386] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 451.624430][T13386] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 451.624432][T13386] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 451.624434][T13386] ? netdev_notice (net/core/dev.c:13194) [ 451.624436][T13386] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 451.624439][T13386] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 451.624442][T13386] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 451.624443][T13386] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 451.624445][T13386] netif_set_promiscuity (net/core/dev.c:9699) [ 451.624448][T13386] dev_set_promiscuity (net/core/dev_api.c:288) [ 451.624450][T13386] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 451.624453][T13386] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 451.624459][T13386] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 451.624462][T13386] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 451.624467][T13386] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 451.624472][T13386] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 451.624476][T13386] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 451.624480][T13386] ? security_capable (security/security.c:660 (discriminator 11)) [ 451.624483][T13386] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 451.624485][T13386] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 451.624487][T13386] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 451.624491][T13386] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 451.624494][T13386] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 451.624497][T13386] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 451.624499][T13386] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 451.624501][T13386] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 451.624504][T13386] ? netlink_ack (./include/linux/skbuff.h:2718) [ 451.624506][T13386] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 451.624508][T13386] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.624509][T13386] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 451.624511][T13386] genl_rcv (net/netlink/genetlink.c:1218) [ 451.624513][T13386] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 451.624515][T13386] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 451.624517][T13386] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.624519][T13386] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 451.624521][T13386] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 451.624523][T13386] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 451.624525][T13386] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.624526][T13386] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 451.624529][T13386] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 451.624532][T13386] __sys_sendto (net/socket.c:2281) [ 451.624534][T13386] ? __ia32_sys_getpeername (net/socket.c:2235) [ 451.624538][T13386] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.624539][T13386] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 451.624541][T13386] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 451.624549][T13386] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 451.624552][T13386] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 451.624553][T13386] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 451.624558][T13386] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 451.624561][T13386] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 451.624563][T13386] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 451.624566][T13386] RIP: 0033:0x7f2aa1061312 [ 451.624567][T13386] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 451.624569][T13386] RSP: 002b:00007ffeccce48d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 451.624573][T13386] RAX: ffffffffffffffda RBX: 00007ffeccce4a08 RCX: 00007f2aa1061312 [ 451.624574][T13386] RDX: 0000000000000028 RSI: 00007f2a9ccb1560 RDI: 0000000000000023 [ 451.624575][T13386] RBP: 00007ffeccce4900 R08: 00007ffeccce4a80 R09: 000000000000000c [ 451.624576][T13386] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2a9eebdfd0 [ 451.624577][T13386] R13: 00007ffeccce4a08 R14: 00007f2aa098001a R15: 00007ffeccce4df8 | [ 513.356999][T17131] softirqs last disabled at (0): 0x0 | [ 513.357001][T17131] Preemption disabled at: | [ 513.357002][T17131] vprintk_emit (kernel/printk/printk.c:2471) | [ 513.357012][T17131] Tainted: [W]=WARN [ 513.357013][T17131] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 513.357015][T17131] Call Trace: [ 513.357017][T17131] [ 513.357018][T17131] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 513.357024][T17131] ? vprintk_emit (kernel/printk/printk.c:2471) [ 513.357025][T17131] __might_resched.cold (kernel/sched/core.c:9234) [ 513.357029][T17131] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 513.357033][T17131] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 513.357035][T17131] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 513.357038][T17131] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 513.357042][T17131] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 513.357047][T17131] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 513.357049][T17131] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 513.357051][T17131] put_chars (drivers/char/virtio_console.c:1176) [ 513.357053][T17131] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 513.357055][T17131] ? __send_to_port (drivers/char/virtio_console.c:654) [ 513.357057][T17131] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 513.357059][T17131] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 513.357064][T17131] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 513.357066][T17131] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 513.357068][T17131] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 513.357069][T17131] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 513.357071][T17131] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 513.357072][T17131] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 513.357074][T17131] console_emit_next_record (kernel/printk/printk.c:3183) [ 513.357077][T17131] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 513.357079][T17131] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 513.357080][T17131] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 513.357082][T17131] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 513.357083][T17131] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 513.357085][T17131] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 513.357087][T17131] console_flush_one_record (kernel/printk/printk.c:3268) [ 513.357089][T17131] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 513.357092][T17131] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 513.357094][T17131] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 513.357095][T17131] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 513.357097][T17131] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 513.357099][T17131] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 513.357100][T17131] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 513.357102][T17131] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 513.357103][T17131] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 513.357105][T17131] ? vprintk_emit (kernel/printk/printk.c:2478) [ 513.357107][T17131] vprintk_emit (kernel/printk/printk.c:2479) [ 513.357109][T17131] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 513.357111][T17131] ? nf_defrag_fini+0x980/0x980 nf_defrag_ipv4 [ 513.357114][T17131] _printk (kernel/printk/printk.c:2504) [ 513.357117][T17131] ? snapshot_read.cold (user.c:?) [ 513.357119][T17131] ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356) [ 513.357122][T17131] xfrm_user_init (xfrm_user.mod.c:?) xfrm_user [ 513.357125][T17131] do_one_initcall (init/main.c:1357) [ 513.357127][T17131] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 513.357129][T17131] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 513.357132][T17131] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 513.357135][T17131] do_init_module (kernel/module/main.c:3117) [ 513.357137][T17131] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 513.357139][T17131] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 513.357141][T17131] load_module (kernel/module/main.c:3593) [ 513.357143][T17131] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 513.357147][T17131] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 513.357149][T17131] ? backing_file_read_iter (fs/backing-file.c:211) [ 513.357153][T17131] init_module_from_file (kernel/module/main.c:3790) [ 513.357155][T17131] ? __do_sys_init_module (kernel/module/main.c:3664) [ 513.357156][T17131] ? ovl_mmap (fs/overlayfs/file.c:477) [ 513.357160][T17131] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 513.357161][T17131] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 513.357163][T17131] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 513.357164][T17131] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 513.357166][T17131] idempotent_init_module (kernel/module/main.c:3802) [ 513.357168][T17131] ? init_module_from_file (kernel/module/main.c:3791) [ 513.357170][T17131] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 513.357172][T17131] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 513.357175][T17131] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 513.357177][T17131] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 513.357180][T17131] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 513.357184][T17131] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 513.357186][T17131] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 513.357188][T17131] RIP: 0033:0x7f042b7b737d [ 513.357190][T17131] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 513.357192][T17131] RSP: 002b:00007ffd22a806c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 513.357196][T17131] RAX: ffffffffffffffda RBX: 0000564a5d33a810 RCX: 00007f042b7b737d [ 513.357197][T17131] RDX: 0000000000000000 RSI: 0000564a38b1effd RDI: 0000000000000000 [ 513.357198][T17131] RBP: 00007ffd22a80760 R08: 0000000000000000 R09: 0000000000000000 [ 513.357199][T17131] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564a38b1effd Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print vxlan_flush:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netlink_release:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __fib6_clean_all:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_trylock_spinning