====================================== | [ 21.443633][ T551] softirqs last disabled at (25859): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 21.443635][ T551] Preemption disabled at: | [ 21.443636][ T551] 0x0 | [ 21.443646][ T551] Tainted: [W]=WARN [ 21.443647][ T551] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.443648][ T551] Call Trace: [ 21.443650][ T551] [ 21.443651][ T551] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 21.443658][ T551] __might_resched.cold (kernel/sched/core.c:9234) [ 21.443662][ T551] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 21.443667][ T551] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 21.443671][ T551] __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)) [ 21.443673][ T551] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.443680][ T551] ? 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) [ 21.443683][ T551] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.443687][ T551] put_chars (drivers/char/virtio_console.c:1176) [ 21.443689][ T551] ? __send_to_port (drivers/char/virtio_console.c:654) [ 21.443691][ T551] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 21.443694][ T551] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 21.443700][ T551] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 21.443708][ T551] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 21.443710][ T551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.443712][ T551] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.443717][ T551] console_emit_next_record (kernel/printk/printk.c:3183) [ 21.443721][ T551] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 21.443722][ T551] ? 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)) [ 21.443726][ T551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.443728][ T551] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.443732][ T551] console_flush_one_record (kernel/printk/printk.c:3268) [ 21.443736][ T551] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 21.443738][ T551] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.443743][ T551] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 21.443746][ T551] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 21.443748][ T551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.443750][ T551] ? 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) [ 21.443754][ T551] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 21.443756][ T551] ? vprintk_emit (kernel/printk/printk.c:2478) [ 21.443759][ T551] vprintk_emit (kernel/printk/printk.c:2479) [ 21.443762][ T551] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 21.443765][ T551] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.443769][ T551] _printk (kernel/printk/printk.c:2504) [ 21.443772][ T551] ? snapshot_read.cold (user.c:?) [ 21.443775][ T551] ? 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) [ 21.443778][ T551] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.443784][ T551] ? 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) [ 21.443787][ T551] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 21.443791][ T551] ? exit_notify (kernel/exit.c:780) [ 21.443792][ T551] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 21.443795][ T551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.443799][ T551] do_group_exit (kernel/exit.c:1151) [ 21.443802][ T551] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 21.443804][ T551] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 21.443806][ T551] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 21.443810][ T551] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 21.443813][ T551] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.443816][ T551] RIP: 0033:0x7f5d7515e1b8 [ 21.443818][ T551] Code: Unable to access opcode bytes at 0x7f5d7515e18e. Code starting with the faulting instruction =========================================== [ 21.443819][ T551] RSP: 002b:00007ffc468a56d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 21.443821][ T551] RAX: ffffffffffffffda RBX: 00007f5d7528ef88 RCX: 00007f5d7515e1b8 [ 21.443823][ T551] RDX: 00007f5d74ea8fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 21.443824][ T551] RBP: 00007ffc468a5730 R08: 0000000000000000 R09: 0000000000000050 [ 21.443824][ T551] R10: 00007ffc468a54f0 R11: 0000000000000246 R12: 0000000000000001 [ 21.443825][ T551] R13: 0000000000000000 R14: 00007f5d7528d680 R15: 00007f5d7528efa0 | [ 31.837488][ T883] softirqs last disabled at (30762): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 31.837490][ T883] Preemption disabled at: | [ 31.837491][ T883] 0x0 | [ 31.837501][ T883] Tainted: [W]=WARN [ 31.837501][ T883] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.837503][ T883] Call Trace: [ 31.837504][ T883] [ 31.837506][ T883] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.837512][ T883] __might_resched.cold (kernel/sched/core.c:9234) [ 31.837517][ T883] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.837521][ T883] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 31.837525][ T883] __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)) [ 31.837527][ T883] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.837533][ T883] ? 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) [ 31.837536][ T883] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.837540][ T883] put_chars (drivers/char/virtio_console.c:1176) [ 31.837542][ T883] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.837544][ T883] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 31.837547][ T883] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 31.837553][ T883] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.837569][ T883] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.837571][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.837573][ T883] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.837577][ T883] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.837581][ T883] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.837583][ T883] ? 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)) [ 31.837586][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.837588][ T883] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.837592][ T883] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.837596][ T883] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.837598][ T883] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.837603][ T883] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.837606][ T883] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.837608][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.837610][ T883] ? 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) [ 31.837613][ T883] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.837615][ T883] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.837618][ T883] vprintk_emit (kernel/printk/printk.c:2479) [ 31.837621][ T883] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.837624][ T883] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.837628][ T883] _printk (kernel/printk/printk.c:2504) [ 31.837631][ T883] ? snapshot_read.cold (user.c:?) [ 31.837634][ T883] ? 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) [ 31.837636][ T883] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.837640][ T883] ? 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) [ 31.837643][ T883] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 31.837647][ T883] ? exit_notify (kernel/exit.c:780) [ 31.837648][ T883] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.837651][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.837654][ T883] do_group_exit (kernel/exit.c:1151) [ 31.837657][ T883] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 31.837659][ T883] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 31.837662][ T883] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.837666][ T883] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 31.837668][ T883] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.837671][ T883] RIP: 0033:0x7fc6453501b8 [ 31.837673][ T883] Code: Unable to access opcode bytes at 0x7fc64535018e. Code starting with the faulting instruction =========================================== [ 31.837674][ T883] RSP: 002b:00007ffc286c9b98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 31.837676][ T883] RAX: ffffffffffffffda RBX: 00007fc645480f88 RCX: 00007fc6453501b8 [ 31.837678][ T883] RDX: 00007fc64509afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 31.837679][ T883] RBP: 00007ffc286c9bf0 R08: 0000000000000000 R09: 0000000000000050 [ 31.837679][ T883] R10: 00007ffc286c99b0 R11: 0000000000000246 R12: 0000000000000001 [ 31.837680][ T883] R13: 0000000000000000 R14: 00007fc64547f680 R15: 00007fc645480fa0 | [ 139.623650][ T4016] softirqs last disabled at (44836): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 139.623652][ T4016] Preemption disabled at: | [ 139.623653][ T4016] vprintk_emit (kernel/printk/printk.c:2471) | [ 139.623661][ T4016] Tainted: [W]=WARN [ 139.623662][ T4016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.623664][ T4016] Call Trace: [ 139.623665][ T4016] [ 139.623667][ T4016] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 139.623673][ T4016] ? vprintk_emit (kernel/printk/printk.c:2471) [ 139.623675][ T4016] __might_resched.cold (kernel/sched/core.c:9234) [ 139.623679][ T4016] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 139.623684][ T4016] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 139.623688][ T4016] __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)) [ 139.623690][ T4016] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 139.623697][ T4016] ? 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) [ 139.623699][ T4016] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 139.623703][ T4016] put_chars (drivers/char/virtio_console.c:1176) [ 139.623705][ T4016] ? __send_to_port (drivers/char/virtio_console.c:654) [ 139.623708][ T4016] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 139.623714][ T4016] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 139.623722][ T4016] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 139.623724][ T4016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 139.623727][ T4016] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 139.623731][ T4016] console_emit_next_record (kernel/printk/printk.c:3183) [ 139.623735][ T4016] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 139.623737][ T4016] ? 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)) [ 139.623740][ T4016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 139.623742][ T4016] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 139.623746][ T4016] console_flush_one_record (kernel/printk/printk.c:3268) [ 139.623750][ T4016] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 139.623752][ T4016] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 139.623758][ T4016] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 139.623761][ T4016] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 139.623763][ T4016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 139.623764][ T4016] ? 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) [ 139.623768][ T4016] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 139.623770][ T4016] ? vprintk_emit (kernel/printk/printk.c:2478) [ 139.623773][ T4016] vprintk_emit (kernel/printk/printk.c:2479) [ 139.623776][ T4016] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 139.623778][ T4016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 139.623780][ T4016] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 139.623786][ T4016] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 139.623790][ T4016] _printk (kernel/printk/printk.c:2504) [ 139.623793][ T4016] ? snapshot_read.cold (user.c:?) [ 139.623797][ T4016] ? br_multicast_flood (??:?) [ 139.623800][ T4016] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 139.623802][ T4016] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 139.623803][ T4016] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 139.623808][ T4016] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 139.623812][ T4016] br_init_port (net/bridge/br_stp_if.c:39) [ 139.623814][ T4016] new_nbp (net/bridge/br_if.c:449) [ 139.623818][ T4016] br_add_if (net/bridge/br_if.c:592) [ 139.623821][ T4016] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 139.623824][ T4016] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 139.623830][ T4016] do_set_master (net/core/rtnetlink.c:3071) [ 139.623834][ T4016] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 139.623837][ T4016] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 139.623840][ T4016] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 139.623842][ T4016] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 139.623845][ T4016] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 139.623848][ T4016] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 139.623851][ T4016] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 139.623853][ T4016] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 139.623855][ T4016] ? kasan_save_stack (mm/kasan/common.c:58) [ 139.623857][ T4016] ? kasan_save_stack (mm/kasan/common.c:57) [ 139.623859][ T4016] ? kasan_save_track (mm/kasan/common.c:78) [ 139.623860][ T4016] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 139.623863][ T4016] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 139.623864][ T4016] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 139.623867][ T4016] ? ___sys_sendmsg (net/socket.c:2758) [ 139.623871][ T4016] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 139.623873][ T4016] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 139.623876][ T4016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 139.623878][ T4016] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 139.623879][ T4016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 139.623880][ T4016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 139.623882][ T4016] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 139.623884][ T4016] ? __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) [ 139.623886][ T4016] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 139.623888][ T4016] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 139.623896][ T4016] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 139.623897][ T4016] ? nla_get_range_signed (lib/nlattr.c:270) [ 139.623903][ T4016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 139.623905][ T4016] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 139.623910][ T4016] rtnl_newlink (net/core/rtnetlink.c:4215) [ 139.623916][ T4016] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 139.623918][ T4016] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 139.623923][ T4016] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 139.623925][ T4016] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 139.623927][ T4016] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 139.623929][ T4016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 139.623933][ T4016] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 139.623935][ T4016] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 139.623938][ T4016] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 139.623939][ T4016] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 139.623944][ T4016] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 139.623946][ T4016] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 139.623949][ T4016] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 139.623953][ T4016] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 139.623956][ T4016] ? netlink_ack (./include/linux/skbuff.h:2718) [ 139.623962][ T4016] ? 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)) [ 139.623965][ T4016] ? 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)) [ 139.623969][ T4016] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 139.623973][ T4016] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 139.623976][ T4016] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 139.623980][ T4016] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 139.623985][ T4016] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 139.623989][ T4016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 139.623990][ T4016] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 139.623996][ T4016] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 139.623999][ T4016] ____sys_sendmsg (net/socket.c:2713) [ 139.624001][ T4016] ? copy_msghdr_from_user (net/socket.c:2650) [ 139.624004][ T4016] ? sock_write_iter (net/socket.c:1269) [ 139.624005][ T4016] ? move_addr_to_kernel (net/socket.c:258) [ 139.624013][ T4016] ___sys_sendmsg (net/socket.c:2767) [ 139.624016][ T4016] ? copy_msghdr_from_user (net/socket.c:2619) [ 139.624032][ T4016] __sys_sendmsg (net/socket.c:2799) [ 139.624035][ T4016] ? __sys_sendmsg_sock (net/socket.c:2780) [ 139.624042][ T4016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 139.624045][ T4016] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 139.624048][ T4016] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 139.624051][ T4016] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 139.624053][ T4016] RIP: 0033:0x7fd357a1654e [ 139.624057][ T4016] 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 [ 139.624058][ T4016] RSP: 002b:00007ffeb3699ce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 139.624061][ T4016] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd357a1654e [ 139.624063][ T4016] RDX: 0000000000000000 RSI: 00007ffeb3699d90 RDI: 0000000000000005 [ 139.624063][ T4016] RBP: 00007ffeb3699cf0 R08: 0000000000000000 R09: 0000000000000000 [ 139.624064][ T4016] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e842 [ 139.624065][ T4016] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb369a450 | [ 143.941237][ T70] softirqs last disabled at (4380664): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 143.941241][ T70] Preemption disabled at: | [ 143.941242][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 143.941250][ T70] Tainted: [W]=WARN [ 143.941251][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.941253][ T70] Workqueue: netns cleanup_net [ 143.941257][ T70] Call Trace: [ 143.941258][ T70] [ 143.941260][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 143.941266][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 143.941268][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 143.941272][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 143.941276][ 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) [ 143.941281][ 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)) [ 143.941283][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 143.941289][ 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) [ 143.941292][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 143.941296][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 143.941299][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 143.941302][ T70] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 143.941307][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 143.941311][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 143.941316][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 143.941319][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.941325][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 143.941329][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 143.941331][ 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)) [ 143.941334][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.941336][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.941340][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 143.941345][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 143.941347][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 143.941352][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 143.941355][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 143.941357][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.941359][ 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) [ 143.941363][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 143.941364][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 143.941367][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 143.941371][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 143.941372][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 143.941374][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 143.941376][ T70] ? kthread (kernel/kthread.c:436) [ 143.941378][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 143.941381][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 143.941386][ T70] _printk (kernel/printk/printk.c:2504) [ 143.941390][ T70] ? snapshot_read.cold (user.c:?) [ 143.941394][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 143.941398][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 143.941402][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 143.941405][ T70] ? netdev_notice (net/core/dev.c:13194) [ 143.941410][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.941412][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 143.941414][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 143.941416][ 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) [ 143.941419][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 143.941423][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 143.941427][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 143.941434][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 143.941438][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 143.941441][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 143.941445][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 143.941449][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 143.941450][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 143.941453][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 143.941458][ T70] cleanup_net (net/core/net_namespace.c:706) [ 143.941461][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 143.941465][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.941467][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.941471][ T70] process_one_work (kernel/workqueue.c:3387) [ 143.941477][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 143.941480][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 143.941488][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 143.941492][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 143.941495][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 143.941498][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 143.941501][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 143.941503][ T70] kthread (kernel/kthread.c:436) [ 143.941504][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.941508][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 143.941511][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 143.941514][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 143.941517][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 143.941521][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 143.941524][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 148.335339][ T4230] softirqs last disabled at (44808): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 148.335343][ T4230] Preemption disabled at: | [ 148.335344][ T4230] vprintk_emit (kernel/printk/printk.c:2471) | [ 148.335355][ T4230] Tainted: [W]=WARN [ 148.335357][ T4230] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.335359][ T4230] Call Trace: [ 148.335361][ T4230] [ 148.335363][ T4230] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 148.335371][ T4230] ? vprintk_emit (kernel/printk/printk.c:2471) [ 148.335373][ T4230] __might_resched.cold (kernel/sched/core.c:9234) [ 148.335380][ T4230] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 148.335386][ T4230] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 148.335392][ T4230] __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)) [ 148.335395][ T4230] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 148.335405][ T4230] ? 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) [ 148.335408][ T4230] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 148.335414][ T4230] put_chars (drivers/char/virtio_console.c:1176) [ 148.335418][ T4230] ? __send_to_port (drivers/char/virtio_console.c:654) [ 148.335420][ T4230] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 148.335425][ T4230] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 148.335436][ T4230] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 148.335448][ T4230] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 148.335452][ T4230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.335456][ T4230] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.335462][ T4230] console_emit_next_record (kernel/printk/printk.c:3183) [ 148.335469][ T4230] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 148.335471][ T4230] ? 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)) [ 148.335477][ T4230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.335480][ T4230] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.335487][ T4230] console_flush_one_record (kernel/printk/printk.c:3268) [ 148.335494][ T4230] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 148.335496][ T4230] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 148.335506][ T4230] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 148.335510][ T4230] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 148.335513][ T4230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.335516][ T4230] ? 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) [ 148.335522][ T4230] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 148.335525][ T4230] ? vprintk_emit (kernel/printk/printk.c:2478) [ 148.335530][ T4230] vprintk_emit (kernel/printk/printk.c:2479) [ 148.335535][ T4230] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 148.335538][ T4230] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 148.335543][ T4230] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 148.335549][ T4230] _printk (kernel/printk/printk.c:2504) [ 148.335554][ T4230] ? snapshot_read.cold (user.c:?) [ 148.335560][ T4230] ? br_multicast_flood (??:?) [ 148.335564][ T4230] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 148.335566][ T4230] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 148.335568][ T4230] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 148.335576][ T4230] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 148.335583][ T4230] br_init_port (net/bridge/br_stp_if.c:39) [ 148.335587][ T4230] new_nbp (net/bridge/br_if.c:449) [ 148.335593][ T4230] br_add_if (net/bridge/br_if.c:592) [ 148.335597][ T4230] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 148.335601][ T4230] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 148.335610][ T4230] do_set_master (net/core/rtnetlink.c:3071) [ 148.335616][ T4230] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 148.335622][ T4230] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 148.335627][ T4230] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 148.335629][ T4230] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 148.335633][ T4230] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 148.335638][ T4230] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 148.335641][ T4230] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 148.335644][ T4230] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 148.335648][ T4230] ? kasan_save_stack (mm/kasan/common.c:58) [ 148.335651][ T4230] ? kasan_save_stack (mm/kasan/common.c:57) [ 148.335653][ T4230] ? kasan_save_track (mm/kasan/common.c:78) [ 148.335655][ T4230] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 148.335659][ T4230] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 148.335662][ T4230] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 148.335666][ T4230] ? ___sys_sendmsg (net/socket.c:2758) [ 148.335672][ T4230] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 148.335675][ T4230] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 148.335680][ T4230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.335683][ T4230] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.335685][ T4230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.335687][ T4230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.335690][ T4230] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 148.335694][ T4230] ? __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) [ 148.335697][ T4230] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 148.335700][ T4230] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 148.335706][ T4230] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 148.335708][ T4230] ? nla_get_range_signed (lib/nlattr.c:270) [ 148.335716][ T4230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.335719][ T4230] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 148.335729][ T4230] rtnl_newlink (net/core/rtnetlink.c:4215) [ 148.335739][ T4230] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 148.335742][ T4230] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 148.335750][ T4230] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 148.335753][ T4230] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 148.335756][ T4230] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 148.335759][ T4230] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 148.335766][ T4230] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 148.335769][ T4230] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 148.335775][ T4230] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 148.335777][ T4230] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 148.335787][ T4230] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 148.335790][ T4230] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 148.335797][ T4230] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 148.335800][ T4230] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 148.335806][ T4230] ? netlink_ack (./include/linux/skbuff.h:2718) [ 148.335817][ T4230] ? 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)) [ 148.335820][ T4230] ? 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)) [ 148.335828][ T4230] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 148.335835][ T4230] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 148.335839][ T4230] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 148.335846][ T4230] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 148.335853][ T4230] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 148.335860][ T4230] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 148.335862][ T4230] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 148.335870][ T4230] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 148.335875][ T4230] ____sys_sendmsg (net/socket.c:2713) [ 148.335878][ T4230] ? copy_msghdr_from_user (net/socket.c:2650) [ 148.335882][ T4230] ? sock_write_iter (net/socket.c:1269) [ 148.335884][ T4230] ? move_addr_to_kernel (net/socket.c:258) [ 148.335898][ T4230] ___sys_sendmsg (net/socket.c:2767) [ 148.335902][ T4230] ? copy_msghdr_from_user (net/socket.c:2619) [ 148.335937][ T4230] __sys_sendmsg (net/socket.c:2799) [ 148.335941][ T4230] ? __sys_sendmsg_sock (net/socket.c:2780) [ 148.335952][ T4230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.335958][ T4230] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 148.335962][ T4230] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 148.335966][ T4230] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.335970][ T4230] RIP: 0033:0x7f08fa36554e [ 148.335975][ T4230] 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 [ 148.335977][ T4230] RSP: 002b:00007fff56efbcb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 148.335980][ T4230] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f08fa36554e [ 148.335982][ T4230] RDX: 0000000000000000 RSI: 00007fff56efbd60 RDI: 0000000000000005 [ 148.335984][ T4230] RBP: 00007fff56efbcc0 R08: 0000000000000000 R09: 0000000000000000 [ 148.335985][ T4230] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e84b [ 148.335986][ T4230] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff56efc420 | [ 152.788563][ T70] softirqs last disabled at (4609112): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 152.788567][ T70] Preemption disabled at: | [ 152.788568][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 152.788577][ T70] Tainted: [W]=WARN [ 152.788578][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.788579][ T70] Workqueue: netns cleanup_net [ 152.788582][ T70] Call Trace: [ 152.788584][ T70] [ 152.788586][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 152.788592][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 152.788594][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 152.788599][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 152.788603][ 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) [ 152.788608][ 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)) [ 152.788610][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 152.788617][ 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) [ 152.788620][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 152.788624][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 152.788626][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 152.788628][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 152.788632][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 152.788635][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 152.788640][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 152.788644][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 152.788649][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 152.788653][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 152.788658][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 152.788662][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 152.788664][ 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)) [ 152.788667][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 152.788669][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 152.788673][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 152.788677][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 152.788679][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 152.788685][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 152.788688][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 152.788690][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 152.788692][ 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) [ 152.788696][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 152.788698][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 152.788701][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 152.788704][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 152.788705][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 152.788707][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 152.788709][ T70] ? kthread (kernel/kthread.c:436) [ 152.788712][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 152.788715][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 152.788720][ T70] _printk (kernel/printk/printk.c:2504) [ 152.788724][ T70] ? snapshot_read.cold (user.c:?) [ 152.788728][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 152.788732][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 152.788736][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 152.788739][ T70] ? netdev_notice (net/core/dev.c:13194) [ 152.788744][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 152.788745][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 152.788748][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 152.788750][ 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) [ 152.788753][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 152.788757][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 152.788761][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 152.788768][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 152.788772][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 152.788775][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 152.788783][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 152.788788][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 152.788789][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 152.788793][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 152.788798][ T70] cleanup_net (net/core/net_namespace.c:706) [ 152.788801][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 152.788805][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 152.788807][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 152.788811][ T70] process_one_work (kernel/workqueue.c:3387) [ 152.788818][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 152.788821][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 152.788829][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 152.788833][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 152.788835][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 152.788838][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 152.788841][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 152.788843][ T70] kthread (kernel/kthread.c:436) [ 152.788845][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.788848][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 152.788851][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 152.788854][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 152.788858][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 152.788861][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 152.788864][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 156.810835][ T4432] softirqs last disabled at (33844): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 156.810838][ T4432] Preemption disabled at: | [ 156.810839][ T4432] vprintk_emit (kernel/printk/printk.c:2471) | [ 156.810848][ T4432] Tainted: [W]=WARN [ 156.810849][ T4432] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.810850][ T4432] Call Trace: [ 156.810852][ T4432] [ 156.810854][ T4432] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 156.810860][ T4432] ? vprintk_emit (kernel/printk/printk.c:2471) [ 156.810862][ T4432] __might_resched.cold (kernel/sched/core.c:9234) [ 156.810866][ T4432] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 156.810871][ T4432] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 156.810875][ T4432] __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)) [ 156.810877][ T4432] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 156.810883][ T4432] ? 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) [ 156.810886][ T4432] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 156.810890][ T4432] put_chars (drivers/char/virtio_console.c:1176) [ 156.810893][ T4432] ? __send_to_port (drivers/char/virtio_console.c:654) [ 156.810894][ T4432] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 156.810898][ T4432] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 156.810903][ T4432] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 156.810911][ T4432] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 156.810914][ T4432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.810916][ T4432] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 156.810920][ T4432] console_emit_next_record (kernel/printk/printk.c:3183) [ 156.810924][ T4432] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 156.810926][ T4432] ? 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)) [ 156.810929][ T4432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.810931][ T4432] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 156.810935][ T4432] console_flush_one_record (kernel/printk/printk.c:3268) [ 156.810939][ T4432] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 156.810941][ T4432] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 156.810952][ T4432] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 156.810955][ T4432] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 156.810957][ T4432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.810959][ T4432] ? 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) [ 156.810963][ T4432] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 156.810965][ T4432] ? vprintk_emit (kernel/printk/printk.c:2478) [ 156.810967][ T4432] vprintk_emit (kernel/printk/printk.c:2479) [ 156.810971][ T4432] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 156.810973][ T4432] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 156.810975][ T4432] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 156.810979][ T4432] _printk (kernel/printk/printk.c:2504) [ 156.810982][ T4432] ? snapshot_read.cold (user.c:?) [ 156.810986][ T4432] ? br_multicast_flood (??:?) [ 156.810990][ T4432] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 156.810993][ T4432] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 156.810995][ T4432] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 156.811002][ T4432] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 156.811007][ T4432] br_init_port (net/bridge/br_stp_if.c:39) [ 156.811009][ T4432] new_nbp (net/bridge/br_if.c:449) [ 156.811013][ T4432] br_add_if (net/bridge/br_if.c:592) [ 156.811016][ T4432] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 156.811019][ T4432] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 156.811025][ T4432] do_set_master (net/core/rtnetlink.c:3071) [ 156.811028][ T4432] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 156.811031][ T4432] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 156.811035][ T4432] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 156.811037][ T4432] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 156.811039][ T4432] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 156.811043][ T4432] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 156.811045][ T4432] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 156.811047][ T4432] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 156.811049][ T4432] ? kasan_save_stack (mm/kasan/common.c:58) [ 156.811051][ T4432] ? kasan_save_stack (mm/kasan/common.c:57) [ 156.811053][ T4432] ? kasan_save_track (mm/kasan/common.c:78) [ 156.811054][ T4432] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 156.811056][ T4432] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 156.811058][ T4432] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 156.811061][ T4432] ? ___sys_sendmsg (net/socket.c:2758) [ 156.811065][ T4432] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 156.811067][ T4432] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 156.811069][ T4432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.811071][ T4432] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 156.811073][ T4432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.811074][ T4432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.811076][ T4432] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 156.811078][ T4432] ? __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) [ 156.811081][ T4432] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 156.811083][ T4432] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 156.811086][ T4432] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 156.811088][ T4432] ? nla_get_range_signed (lib/nlattr.c:270) [ 156.811093][ T4432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.811095][ T4432] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 156.811100][ T4432] rtnl_newlink (net/core/rtnetlink.c:4215) [ 156.811106][ T4432] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 156.811107][ T4432] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 156.811112][ T4432] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 156.811114][ T4432] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 156.811116][ T4432] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 156.811118][ T4432] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 156.811122][ T4432] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 156.811124][ T4432] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 156.811127][ T4432] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.811128][ T4432] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 156.811133][ T4432] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 156.811135][ T4432] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 156.811138][ T4432] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 156.811142][ T4432] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.811144][ T4432] ? netlink_ack (./include/linux/skbuff.h:2718) [ 156.811151][ T4432] ? 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)) [ 156.811153][ T4432] ? 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)) [ 156.811157][ T4432] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 156.811161][ T4432] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 156.811164][ T4432] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 156.811168][ T4432] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 156.811172][ T4432] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 156.811176][ T4432] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 156.811178][ T4432] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 156.811183][ T4432] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 156.811186][ T4432] ____sys_sendmsg (net/socket.c:2713) [ 156.811188][ T4432] ? copy_msghdr_from_user (net/socket.c:2650) [ 156.811191][ T4432] ? sock_write_iter (net/socket.c:1269) [ 156.811192][ T4432] ? move_addr_to_kernel (net/socket.c:258) [ 156.811200][ T4432] ___sys_sendmsg (net/socket.c:2767) [ 156.811202][ T4432] ? copy_msghdr_from_user (net/socket.c:2619) [ 156.811218][ T4432] __sys_sendmsg (net/socket.c:2799) [ 156.811221][ T4432] ? __sys_sendmsg_sock (net/socket.c:2780) [ 156.811227][ T4432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.811230][ T4432] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 156.811233][ T4432] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 156.811236][ T4432] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.811238][ T4432] RIP: 0033:0x7f535f8d554e [ 156.811242][ T4432] 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 [ 156.811244][ T4432] RSP: 002b:00007ffeb5471c50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 156.811247][ T4432] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f535f8d554e [ 156.811248][ T4432] RDX: 0000000000000000 RSI: 00007ffeb5471d00 RDI: 0000000000000005 [ 156.811249][ T4432] RBP: 00007ffeb5471c60 R08: 0000000000000000 R09: 0000000000000000 [ 156.811250][ T4432] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e854 [ 156.811251][ T4432] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb54723c0 | [ 161.066996][ T70] softirqs last disabled at (4825610): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 161.067000][ T70] Preemption disabled at: | [ 161.067001][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 161.067010][ T70] Tainted: [W]=WARN [ 161.067011][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.067013][ T70] Workqueue: netns cleanup_net [ 161.067016][ T70] Call Trace: [ 161.067018][ T70] [ 161.067020][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 161.067026][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 161.067028][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 161.067033][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 161.067037][ 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) [ 161.067042][ 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)) [ 161.067044][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 161.067051][ 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) [ 161.067053][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 161.067057][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 161.067060][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 161.067061][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 161.067065][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 161.067068][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 161.067073][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 161.067077][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 161.067082][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 161.067086][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.067091][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 161.067095][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 161.067097][ 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)) [ 161.067100][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.067102][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 161.067106][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 161.067111][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 161.067113][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 161.067118][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 161.067122][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 161.067123][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.067125][ 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) [ 161.067129][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 161.067131][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 161.067134][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 161.067138][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 161.067139][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 161.067141][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 161.067143][ T70] ? kthread (kernel/kthread.c:436) [ 161.067145][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 161.067148][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 161.067153][ T70] _printk (kernel/printk/printk.c:2504) [ 161.067156][ T70] ? snapshot_read.cold (user.c:?) [ 161.067161][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 161.067165][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 161.067169][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 161.067172][ T70] ? netdev_notice (net/core/dev.c:13194) [ 161.067177][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.067179][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 161.067181][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 161.067183][ 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) [ 161.067186][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 161.067190][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 161.067194][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 161.067201][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 161.067205][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 161.067208][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 161.067212][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 161.067216][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 161.067217][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 161.067221][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 161.067226][ T70] cleanup_net (net/core/net_namespace.c:706) [ 161.067229][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 161.067233][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 161.067235][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.067239][ T70] process_one_work (kernel/workqueue.c:3387) [ 161.067246][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 161.067249][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 161.067257][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 161.067261][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 161.067263][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 161.067266][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 161.067269][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 161.067271][ T70] kthread (kernel/kthread.c:436) [ 161.067273][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 161.067277][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 161.067280][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 161.067282][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 161.067286][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 161.067290][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 161.067293][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 165.265202][ T4646] softirqs last disabled at (39172): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 165.265205][ T4646] Preemption disabled at: | [ 165.265206][ T4646] vprintk_emit (kernel/printk/printk.c:2471) | [ 165.265214][ T4646] Tainted: [W]=WARN [ 165.265215][ T4646] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.265217][ T4646] Call Trace: [ 165.265219][ T4646] [ 165.265220][ T4646] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 165.265226][ T4646] ? vprintk_emit (kernel/printk/printk.c:2471) [ 165.265228][ T4646] __might_resched.cold (kernel/sched/core.c:9234) [ 165.265234][ T4646] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 165.265238][ T4646] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 165.265243][ T4646] __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)) [ 165.265245][ T4646] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 165.265251][ T4646] ? 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) [ 165.265254][ T4646] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 165.265258][ T4646] put_chars (drivers/char/virtio_console.c:1176) [ 165.265261][ T4646] ? __send_to_port (drivers/char/virtio_console.c:654) [ 165.265262][ T4646] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 165.265266][ T4646] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 165.265272][ T4646] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 165.265279][ T4646] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 165.265282][ T4646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.265284][ T4646] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 165.265288][ T4646] console_emit_next_record (kernel/printk/printk.c:3183) [ 165.265292][ T4646] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 165.265295][ T4646] ? 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)) [ 165.265298][ T4646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.265300][ T4646] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 165.265304][ T4646] console_flush_one_record (kernel/printk/printk.c:3268) [ 165.265308][ T4646] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 165.265310][ T4646] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 165.265316][ T4646] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 165.265319][ T4646] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 165.265321][ T4646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.265322][ T4646] ? 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) [ 165.265326][ T4646] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 165.265328][ T4646] ? vprintk_emit (kernel/printk/printk.c:2478) [ 165.265331][ T4646] vprintk_emit (kernel/printk/printk.c:2479) [ 165.265334][ T4646] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 165.265336][ T4646] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 165.265339][ T4646] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 165.265343][ T4646] _printk (kernel/printk/printk.c:2504) [ 165.265347][ T4646] ? snapshot_read.cold (user.c:?) [ 165.265350][ T4646] ? br_multicast_flood (??:?) [ 165.265354][ T4646] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 165.265355][ T4646] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 165.265357][ T4646] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 165.265361][ T4646] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 165.265366][ T4646] br_init_port (net/bridge/br_stp_if.c:39) [ 165.265368][ T4646] new_nbp (net/bridge/br_if.c:449) [ 165.265372][ T4646] br_add_if (net/bridge/br_if.c:592) [ 165.265374][ T4646] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 165.265378][ T4646] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 165.265384][ T4646] do_set_master (net/core/rtnetlink.c:3071) [ 165.265387][ T4646] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 165.265391][ T4646] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 165.265394][ T4646] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 165.265396][ T4646] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 165.265398][ T4646] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 165.265402][ T4646] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 165.265404][ T4646] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 165.265406][ T4646] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 165.265408][ T4646] ? kasan_save_stack (mm/kasan/common.c:58) [ 165.265411][ T4646] ? kasan_save_stack (mm/kasan/common.c:57) [ 165.265412][ T4646] ? kasan_save_track (mm/kasan/common.c:78) [ 165.265413][ T4646] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 165.265416][ T4646] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 165.265418][ T4646] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 165.265421][ T4646] ? ___sys_sendmsg (net/socket.c:2758) [ 165.265424][ T4646] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 165.265426][ T4646] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 165.265429][ T4646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.265431][ T4646] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 165.265435][ T4646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.265436][ T4646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.265438][ T4646] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 165.265440][ T4646] ? __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) [ 165.265443][ T4646] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 165.265445][ T4646] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 165.265449][ T4646] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 165.265450][ T4646] ? nla_get_range_signed (lib/nlattr.c:270) [ 165.265455][ T4646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.265457][ T4646] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 165.265462][ T4646] rtnl_newlink (net/core/rtnetlink.c:4215) [ 165.265468][ T4646] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 165.265470][ T4646] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 165.265474][ T4646] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 165.265476][ T4646] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 165.265479][ T4646] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 165.265480][ T4646] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 165.265484][ T4646] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 165.265486][ T4646] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 165.265490][ T4646] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 165.265491][ T4646] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 165.265495][ T4646] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 165.265497][ T4646] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 165.265501][ T4646] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 165.265504][ T4646] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 165.265507][ T4646] ? netlink_ack (./include/linux/skbuff.h:2718) [ 165.265513][ T4646] ? 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)) [ 165.265516][ T4646] ? 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)) [ 165.265520][ T4646] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 165.265524][ T4646] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 165.265527][ T4646] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 165.265531][ T4646] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 165.265535][ T4646] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 165.265539][ T4646] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 165.265541][ T4646] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 165.265546][ T4646] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 165.265549][ T4646] ____sys_sendmsg (net/socket.c:2713) [ 165.265551][ T4646] ? copy_msghdr_from_user (net/socket.c:2650) [ 165.265554][ T4646] ? sock_write_iter (net/socket.c:1269) [ 165.265555][ T4646] ? move_addr_to_kernel (net/socket.c:258) [ 165.265563][ T4646] ___sys_sendmsg (net/socket.c:2767) [ 165.265566][ T4646] ? copy_msghdr_from_user (net/socket.c:2619) [ 165.265581][ T4646] __sys_sendmsg (net/socket.c:2799) [ 165.265584][ T4646] ? __sys_sendmsg_sock (net/socket.c:2780) [ 165.265591][ T4646] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.265594][ T4646] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 165.265597][ T4646] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 165.265600][ T4646] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 165.265602][ T4646] RIP: 0033:0x7fc9281bc54e [ 165.265606][ T4646] 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 [ 165.265608][ T4646] RSP: 002b:00007fffb6b94310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 165.265610][ T4646] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc9281bc54e [ 165.265612][ T4646] RDX: 0000000000000000 RSI: 00007fffb6b943c0 RDI: 0000000000000005 [ 165.265613][ T4646] RBP: 00007fffb6b94320 R08: 0000000000000000 R09: 0000000000000000 [ 165.265614][ T4646] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e85c [ 165.265614][ T4646] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffb6b94a80 | [ 169.458277][ T70] softirqs last disabled at (5026482): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 169.458281][ T70] Preemption disabled at: | [ 169.458282][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 169.458291][ T70] Tainted: [W]=WARN [ 169.458292][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 169.458293][ T70] Workqueue: netns cleanup_net [ 169.458297][ T70] Call Trace: [ 169.458298][ T70] [ 169.458300][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 169.458307][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 169.458308][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 169.458313][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 169.458317][ 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) [ 169.458322][ 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)) [ 169.458324][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 169.458331][ 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) [ 169.458334][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 169.458338][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 169.458341][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 169.458342][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 169.458346][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 169.458349][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 169.458354][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 169.458358][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 169.458363][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 169.458367][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.458372][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 169.458376][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 169.458378][ 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)) [ 169.458381][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.458383][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 169.458387][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 169.458392][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 169.458394][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 169.458399][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 169.458402][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 169.458404][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.458406][ 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) [ 169.458410][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 169.458412][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 169.458415][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 169.458418][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 169.458420][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 169.458422][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 169.458424][ T70] ? kthread (kernel/kthread.c:436) [ 169.458426][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 169.458429][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 169.458435][ T70] _printk (kernel/printk/printk.c:2504) [ 169.458438][ T70] ? snapshot_read.cold (user.c:?) [ 169.458443][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 169.458447][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 169.458451][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 169.458454][ T70] ? netdev_notice (net/core/dev.c:13194) [ 169.458458][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.458460][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 169.458463][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 169.458465][ 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) [ 169.458468][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 169.458472][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 169.458476][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 169.458483][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 169.458486][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 169.458490][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 169.458493][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 169.458498][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 169.458499][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 169.458503][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 169.458508][ T70] cleanup_net (net/core/net_namespace.c:706) [ 169.458511][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 169.458515][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 169.458517][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.458520][ T70] process_one_work (kernel/workqueue.c:3387) [ 169.458527][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 169.458530][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 169.458538][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 169.458543][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 169.458545][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 169.458548][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 169.458551][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 169.458553][ T70] kthread (kernel/kthread.c:436) [ 169.458555][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 169.458559][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 169.458562][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 169.458564][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 169.458568][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 169.458572][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 169.458575][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 173.088250][ T4848] softirqs last disabled at (38288): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 173.088254][ T4848] Preemption disabled at: | [ 173.088255][ T4848] vprintk_emit (kernel/printk/printk.c:2471) | [ 173.088265][ T4848] Tainted: [W]=WARN [ 173.088267][ T4848] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 173.088269][ T4848] Call Trace: [ 173.088271][ T4848] [ 173.088273][ T4848] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 173.088280][ T4848] ? vprintk_emit (kernel/printk/printk.c:2471) [ 173.088283][ T4848] __might_resched.cold (kernel/sched/core.c:9234) [ 173.088289][ T4848] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 173.088295][ T4848] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 173.088301][ T4848] __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)) [ 173.088304][ T4848] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 173.088312][ T4848] ? 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) [ 173.088316][ T4848] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 173.088321][ T4848] put_chars (drivers/char/virtio_console.c:1176) [ 173.088325][ T4848] ? __send_to_port (drivers/char/virtio_console.c:654) [ 173.088327][ T4848] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 173.088332][ T4848] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 173.088341][ T4848] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 173.088352][ T4848] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 173.088355][ T4848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.088358][ T4848] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 173.088365][ T4848] console_emit_next_record (kernel/printk/printk.c:3183) [ 173.088371][ T4848] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 173.088374][ T4848] ? 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)) [ 173.088378][ T4848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.088381][ T4848] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 173.088387][ T4848] console_flush_one_record (kernel/printk/printk.c:3268) [ 173.088394][ T4848] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 173.088397][ T4848] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 173.088406][ T4848] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 173.088410][ T4848] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 173.088413][ T4848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.088415][ T4848] ? 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) [ 173.088421][ T4848] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 173.088424][ T4848] ? vprintk_emit (kernel/printk/printk.c:2478) [ 173.088429][ T4848] vprintk_emit (kernel/printk/printk.c:2479) [ 173.088434][ T4848] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 173.088437][ T4848] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 173.088442][ T4848] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 173.088447][ T4848] _printk (kernel/printk/printk.c:2504) [ 173.088452][ T4848] ? snapshot_read.cold (user.c:?) [ 173.088458][ T4848] ? br_multicast_flood (??:?) [ 173.088463][ T4848] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 173.088465][ T4848] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 173.088467][ T4848] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 173.088474][ T4848] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 173.088480][ T4848] br_init_port (net/bridge/br_stp_if.c:39) [ 173.088484][ T4848] new_nbp (net/bridge/br_if.c:449) [ 173.088490][ T4848] br_add_if (net/bridge/br_if.c:592) [ 173.088493][ T4848] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 173.088498][ T4848] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 173.088507][ T4848] do_set_master (net/core/rtnetlink.c:3071) [ 173.088513][ T4848] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 173.088519][ T4848] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 173.088524][ T4848] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 173.088526][ T4848] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 173.088530][ T4848] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 173.088535][ T4848] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 173.088538][ T4848] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 173.088541][ T4848] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 173.088545][ T4848] ? kasan_save_stack (mm/kasan/common.c:58) [ 173.088548][ T4848] ? kasan_save_stack (mm/kasan/common.c:57) [ 173.088550][ T4848] ? kasan_save_track (mm/kasan/common.c:78) [ 173.088552][ T4848] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 173.088556][ T4848] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 173.088558][ T4848] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 173.088562][ T4848] ? ___sys_sendmsg (net/socket.c:2758) [ 173.088568][ T4848] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 173.088571][ T4848] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 173.088575][ T4848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.088578][ T4848] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 173.088580][ T4848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.088582][ T4848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.088585][ T4848] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 173.088588][ T4848] ? __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) [ 173.088592][ T4848] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 173.088595][ T4848] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 173.088600][ T4848] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 173.088602][ T4848] ? nla_get_range_signed (lib/nlattr.c:270) [ 173.088610][ T4848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.088613][ T4848] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 173.088623][ T4848] rtnl_newlink (net/core/rtnetlink.c:4215) [ 173.088632][ T4848] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 173.088635][ T4848] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 173.088643][ T4848] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 173.088646][ T4848] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 173.088649][ T4848] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 173.088653][ T4848] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 173.088659][ T4848] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 173.088663][ T4848] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 173.088668][ T4848] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 173.088670][ T4848] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 173.088678][ T4848] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 173.088681][ T4848] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 173.088687][ T4848] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 173.088691][ T4848] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 173.088696][ T4848] ? netlink_ack (./include/linux/skbuff.h:2718) [ 173.088707][ T4848] ? 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)) [ 173.088711][ T4848] ? 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)) [ 173.088718][ T4848] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 173.088725][ T4848] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 173.088729][ T4848] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 173.088737][ T4848] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 173.088744][ T4848] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 173.088750][ T4848] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 173.088753][ T4848] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 173.088761][ T4848] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 173.088766][ T4848] ____sys_sendmsg (net/socket.c:2713) [ 173.088769][ T4848] ? copy_msghdr_from_user (net/socket.c:2650) [ 173.088773][ T4848] ? sock_write_iter (net/socket.c:1269) [ 173.088775][ T4848] ? move_addr_to_kernel (net/socket.c:258) [ 173.088792][ T4848] ___sys_sendmsg (net/socket.c:2767) [ 173.088797][ T4848] ? copy_msghdr_from_user (net/socket.c:2619) [ 173.088826][ T4848] __sys_sendmsg (net/socket.c:2799) [ 173.088830][ T4848] ? __sys_sendmsg_sock (net/socket.c:2780) [ 173.088840][ T4848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.088845][ T4848] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 173.088849][ T4848] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 173.088854][ T4848] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 173.088857][ T4848] RIP: 0033:0x7faf1f2fb54e [ 173.088862][ T4848] 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 [ 173.088865][ T4848] RSP: 002b:00007fff726b9a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 173.088869][ T4848] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007faf1f2fb54e [ 173.088871][ T4848] RDX: 0000000000000000 RSI: 00007fff726b9b30 RDI: 0000000000000005 [ 173.088872][ T4848] RBP: 00007fff726b9a90 R08: 0000000000000000 R09: 0000000000000000 [ 173.088874][ T4848] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e864 [ 173.088875][ T4848] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff726ba1f0 | [ 177.461977][ T70] softirqs last disabled at (5262556): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 177.461981][ T70] Preemption disabled at: | [ 177.461982][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 177.461991][ T70] Tainted: [W]=WARN [ 177.461992][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 177.461993][ T70] Workqueue: netns cleanup_net [ 177.461997][ T70] Call Trace: [ 177.461999][ T70] [ 177.462000][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 177.462006][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 177.462008][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 177.462018][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 177.462022][ 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) [ 177.462027][ 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)) [ 177.462029][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 177.462036][ 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) [ 177.462038][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 177.462043][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 177.462045][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 177.462046][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 177.462050][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 177.462053][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 177.462058][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 177.462062][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 177.462067][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 177.462070][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.462075][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 177.462079][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 177.462081][ 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)) [ 177.462084][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.462086][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 177.462090][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 177.462095][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 177.462096][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 177.462102][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 177.462105][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 177.462107][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.462108][ 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) [ 177.462112][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 177.462114][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 177.462117][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 177.462120][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 177.462122][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 177.462124][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 177.462125][ T70] ? kthread (kernel/kthread.c:436) [ 177.462128][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 177.462130][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 177.462135][ T70] _printk (kernel/printk/printk.c:2504) [ 177.462139][ T70] ? snapshot_read.cold (user.c:?) [ 177.462143][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 177.462147][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 177.462151][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 177.462154][ T70] ? netdev_notice (net/core/dev.c:13194) [ 177.462158][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.462160][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 177.462163][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 177.462164][ 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) [ 177.462167][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 177.462171][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 177.462175][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 177.462181][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 177.462185][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 177.462189][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 177.462192][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 177.462196][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 177.462198][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 177.462201][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 177.462206][ T70] cleanup_net (net/core/net_namespace.c:706) [ 177.462209][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 177.462213][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 177.462215][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.462218][ T70] process_one_work (kernel/workqueue.c:3387) [ 177.462225][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 177.462228][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 177.462236][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 177.462240][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 177.462242][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 177.462245][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 177.462248][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 177.462250][ T70] kthread (kernel/kthread.c:436) [ 177.462252][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 177.462255][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 177.462258][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 177.462261][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 177.462264][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 177.462268][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 177.462271][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 181.509666][ T5062] softirqs last disabled at (39036): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 181.509668][ T5062] Preemption disabled at: | [ 181.509669][ T5062] vprintk_emit (kernel/printk/printk.c:2471) | [ 181.509677][ T5062] Tainted: [W]=WARN [ 181.509678][ T5062] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 181.509680][ T5062] Call Trace: [ 181.509682][ T5062] [ 181.509683][ T5062] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 181.509690][ T5062] ? vprintk_emit (kernel/printk/printk.c:2471) [ 181.509691][ T5062] __might_resched.cold (kernel/sched/core.c:9234) [ 181.509697][ T5062] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 181.509701][ T5062] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 181.509706][ T5062] __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)) [ 181.509707][ T5062] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 181.509714][ T5062] ? 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) [ 181.509717][ T5062] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 181.509721][ T5062] put_chars (drivers/char/virtio_console.c:1176) [ 181.509723][ T5062] ? __send_to_port (drivers/char/virtio_console.c:654) [ 181.509724][ T5062] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 181.509728][ T5062] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 181.509734][ T5062] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 181.509742][ T5062] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 181.509745][ T5062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.509747][ T5062] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 181.509751][ T5062] console_emit_next_record (kernel/printk/printk.c:3183) [ 181.509755][ T5062] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 181.509757][ T5062] ? 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)) [ 181.509760][ T5062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.509762][ T5062] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 181.509766][ T5062] console_flush_one_record (kernel/printk/printk.c:3268) [ 181.509770][ T5062] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 181.509772][ T5062] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 181.509777][ T5062] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 181.509780][ T5062] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 181.509784][ T5062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.509786][ T5062] ? 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) [ 181.509790][ T5062] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 181.509792][ T5062] ? vprintk_emit (kernel/printk/printk.c:2478) [ 181.509794][ T5062] vprintk_emit (kernel/printk/printk.c:2479) [ 181.509798][ T5062] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 181.509800][ T5062] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 181.509802][ T5062] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 181.509806][ T5062] _printk (kernel/printk/printk.c:2504) [ 181.509810][ T5062] ? snapshot_read.cold (user.c:?) [ 181.509813][ T5062] ? br_multicast_flood (??:?) [ 181.509817][ T5062] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 181.509818][ T5062] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 181.509819][ T5062] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 181.509823][ T5062] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 181.509828][ T5062] br_init_port (net/bridge/br_stp_if.c:39) [ 181.509830][ T5062] new_nbp (net/bridge/br_if.c:449) [ 181.509834][ T5062] br_add_if (net/bridge/br_if.c:592) [ 181.509837][ T5062] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 181.509840][ T5062] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 181.509846][ T5062] do_set_master (net/core/rtnetlink.c:3071) [ 181.509850][ T5062] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 181.509853][ T5062] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 181.509857][ T5062] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 181.509858][ T5062] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 181.509861][ T5062] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 181.509865][ T5062] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 181.509867][ T5062] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 181.509869][ T5062] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 181.509871][ T5062] ? kasan_save_stack (mm/kasan/common.c:58) [ 181.509874][ T5062] ? kasan_save_stack (mm/kasan/common.c:57) [ 181.509875][ T5062] ? kasan_save_track (mm/kasan/common.c:78) [ 181.509876][ T5062] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 181.509878][ T5062] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 181.509880][ T5062] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 181.509883][ T5062] ? ___sys_sendmsg (net/socket.c:2758) [ 181.509887][ T5062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 181.509889][ T5062] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 181.509891][ T5062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.509893][ T5062] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 181.509895][ T5062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.509896][ T5062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.509898][ T5062] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 181.509900][ T5062] ? __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) [ 181.509903][ T5062] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 181.509904][ T5062] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 181.509908][ T5062] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 181.509909][ T5062] ? nla_get_range_signed (lib/nlattr.c:270) [ 181.509914][ T5062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.509916][ T5062] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 181.509921][ T5062] rtnl_newlink (net/core/rtnetlink.c:4215) [ 181.509927][ T5062] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 181.509929][ T5062] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 181.509933][ T5062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 181.509935][ T5062] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 181.509937][ T5062] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 181.509939][ T5062] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 181.509943][ T5062] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 181.509945][ T5062] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 181.509948][ T5062] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 181.509950][ T5062] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 181.509954][ T5062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 181.509956][ T5062] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 181.509959][ T5062] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 181.509963][ T5062] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 181.509966][ T5062] ? netlink_ack (./include/linux/skbuff.h:2718) [ 181.509972][ T5062] ? 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)) [ 181.509974][ T5062] ? 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)) [ 181.509979][ T5062] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 181.509983][ T5062] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 181.509985][ T5062] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 181.509990][ T5062] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 181.509994][ T5062] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 181.509998][ T5062] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 181.509999][ T5062] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 181.510005][ T5062] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 181.510007][ T5062] ____sys_sendmsg (net/socket.c:2713) [ 181.510010][ T5062] ? copy_msghdr_from_user (net/socket.c:2650) [ 181.510012][ T5062] ? sock_write_iter (net/socket.c:1269) [ 181.510014][ T5062] ? move_addr_to_kernel (net/socket.c:258) [ 181.510021][ T5062] ___sys_sendmsg (net/socket.c:2767) [ 181.510028][ T5062] ? copy_msghdr_from_user (net/socket.c:2619) [ 181.510044][ T5062] __sys_sendmsg (net/socket.c:2799) [ 181.510046][ T5062] ? __sys_sendmsg_sock (net/socket.c:2780) [ 181.510053][ T5062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.510056][ T5062] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 181.510059][ T5062] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 181.510062][ T5062] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 181.510064][ T5062] RIP: 0033:0x7f5dd4dff54e [ 181.510068][ T5062] 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 [ 181.510069][ T5062] RSP: 002b:00007fffc4f720b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 181.510072][ T5062] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5dd4dff54e [ 181.510074][ T5062] RDX: 0000000000000000 RSI: 00007fffc4f72160 RDI: 0000000000000005 [ 181.510074][ T5062] RBP: 00007fffc4f720c0 R08: 0000000000000000 R09: 0000000000000000 [ 181.510075][ T5062] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e86c [ 181.510076][ T5062] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffc4f72820 | [ 185.715346][ T70] softirqs last disabled at (5462632): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 185.715350][ T70] Preemption disabled at: | [ 185.715350][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 185.715359][ T70] Tainted: [W]=WARN [ 185.715360][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 185.715361][ T70] Workqueue: netns cleanup_net [ 185.715364][ T70] Call Trace: [ 185.715366][ T70] [ 185.715368][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 185.715374][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 185.715376][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 185.715381][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 185.715385][ 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) [ 185.715389][ 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)) [ 185.715391][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 185.715397][ 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) [ 185.715400][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 185.715404][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 185.715406][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 185.715408][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 185.715411][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 185.715414][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 185.715419][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 185.715423][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 185.715430][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 185.715433][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.715438][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 185.715442][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 185.715444][ 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)) [ 185.715447][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.715449][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 185.715453][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 185.715458][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 185.715459][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 185.715465][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 185.715468][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 185.715470][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.715472][ 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) [ 185.715476][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 185.715477][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 185.715480][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 185.715484][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 185.715485][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 185.715487][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 185.715489][ T70] ? kthread (kernel/kthread.c:436) [ 185.715491][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 185.715494][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 185.715499][ T70] _printk (kernel/printk/printk.c:2504) [ 185.715502][ T70] ? snapshot_read.cold (user.c:?) [ 185.715506][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 185.715510][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 185.715514][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 185.715517][ T70] ? netdev_notice (net/core/dev.c:13194) [ 185.715522][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.715524][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 185.715526][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 185.715528][ 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) [ 185.715531][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 185.715535][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 185.715538][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 185.715545][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 185.715548][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 185.715552][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 185.715556][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 185.715560][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 185.715561][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 185.715564][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 185.715569][ T70] cleanup_net (net/core/net_namespace.c:706) [ 185.715572][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 185.715576][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 185.715578][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.715582][ T70] process_one_work (kernel/workqueue.c:3387) [ 185.715588][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 185.715591][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 185.715599][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 185.715603][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 185.715606][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 185.715609][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 185.715611][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 185.715613][ T70] kthread (kernel/kthread.c:436) [ 185.715615][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 185.715619][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 185.715622][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 185.715624][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 185.715628][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 185.715631][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 185.715634][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 189.541645][ T5264] softirqs last disabled at (44102): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 189.541648][ T5264] Preemption disabled at: | [ 189.541648][ T5264] vprintk_emit (kernel/printk/printk.c:2471) | [ 189.541657][ T5264] Tainted: [W]=WARN [ 189.541658][ T5264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 189.541659][ T5264] Call Trace: [ 189.541661][ T5264] [ 189.541662][ T5264] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 189.541669][ T5264] ? vprintk_emit (kernel/printk/printk.c:2471) [ 189.541670][ T5264] __might_resched.cold (kernel/sched/core.c:9234) [ 189.541675][ T5264] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 189.541680][ T5264] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 189.541684][ T5264] __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)) [ 189.541686][ T5264] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 189.541693][ T5264] ? 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) [ 189.541695][ T5264] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 189.541699][ T5264] put_chars (drivers/char/virtio_console.c:1176) [ 189.541702][ T5264] ? __send_to_port (drivers/char/virtio_console.c:654) [ 189.541703][ T5264] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 189.541707][ T5264] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 189.541713][ T5264] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 189.541720][ T5264] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 189.541723][ T5264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 189.541725][ T5264] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 189.541729][ T5264] console_emit_next_record (kernel/printk/printk.c:3183) [ 189.541733][ T5264] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 189.541735][ T5264] ? 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)) [ 189.541739][ T5264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 189.541741][ T5264] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 189.541745][ T5264] console_flush_one_record (kernel/printk/printk.c:3268) [ 189.541749][ T5264] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 189.541751][ T5264] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 189.541757][ T5264] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 189.541760][ T5264] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 189.541762][ T5264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 189.541763][ T5264] ? 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) [ 189.541767][ T5264] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 189.541769][ T5264] ? vprintk_emit (kernel/printk/printk.c:2478) [ 189.541772][ T5264] vprintk_emit (kernel/printk/printk.c:2479) [ 189.541775][ T5264] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 189.541777][ T5264] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 189.541780][ T5264] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 189.541786][ T5264] _printk (kernel/printk/printk.c:2504) [ 189.541789][ T5264] ? snapshot_read.cold (user.c:?) [ 189.541793][ T5264] ? br_multicast_flood (??:?) [ 189.541797][ T5264] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 189.541798][ T5264] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 189.541799][ T5264] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 189.541804][ T5264] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 189.541808][ T5264] br_init_port (net/bridge/br_stp_if.c:39) [ 189.541811][ T5264] new_nbp (net/bridge/br_if.c:449) [ 189.541814][ T5264] br_add_if (net/bridge/br_if.c:592) [ 189.541817][ T5264] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 189.541821][ T5264] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 189.541826][ T5264] do_set_master (net/core/rtnetlink.c:3071) [ 189.541830][ T5264] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 189.541833][ T5264] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 189.541837][ T5264] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 189.541838][ T5264] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 189.541841][ T5264] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 189.541844][ T5264] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 189.541846][ T5264] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 189.541848][ T5264] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 189.541851][ T5264] ? kasan_save_stack (mm/kasan/common.c:58) [ 189.541853][ T5264] ? kasan_save_stack (mm/kasan/common.c:57) [ 189.541854][ T5264] ? kasan_save_track (mm/kasan/common.c:78) [ 189.541855][ T5264] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 189.541858][ T5264] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 189.541859][ T5264] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 189.541862][ T5264] ? ___sys_sendmsg (net/socket.c:2758) [ 189.541866][ T5264] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 189.541868][ T5264] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 189.541871][ T5264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 189.541873][ T5264] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 189.541874][ T5264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 189.541875][ T5264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 189.541877][ T5264] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 189.541879][ T5264] ? __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) [ 189.541882][ T5264] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 189.541884][ T5264] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 189.541887][ T5264] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 189.541888][ T5264] ? nla_get_range_signed (lib/nlattr.c:270) [ 189.541894][ T5264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 189.541896][ T5264] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 189.541902][ T5264] rtnl_newlink (net/core/rtnetlink.c:4215) [ 189.541907][ T5264] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 189.541909][ T5264] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 189.541914][ T5264] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 189.541916][ T5264] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 189.541918][ T5264] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 189.541920][ T5264] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 189.541924][ T5264] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 189.541926][ T5264] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 189.541929][ T5264] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 189.541930][ T5264] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 189.541935][ T5264] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 189.541937][ T5264] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 189.541941][ T5264] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 189.541944][ T5264] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 189.541947][ T5264] ? netlink_ack (./include/linux/skbuff.h:2718) [ 189.541953][ T5264] ? 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)) [ 189.541955][ T5264] ? 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)) [ 189.541960][ T5264] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 189.541964][ T5264] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 189.541967][ T5264] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 189.541971][ T5264] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 189.541975][ T5264] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 189.541979][ T5264] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 189.541981][ T5264] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 189.541986][ T5264] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 189.541989][ T5264] ____sys_sendmsg (net/socket.c:2713) [ 189.541991][ T5264] ? copy_msghdr_from_user (net/socket.c:2650) [ 189.541994][ T5264] ? sock_write_iter (net/socket.c:1269) [ 189.541995][ T5264] ? move_addr_to_kernel (net/socket.c:258) [ 189.542003][ T5264] ___sys_sendmsg (net/socket.c:2767) [ 189.542006][ T5264] ? copy_msghdr_from_user (net/socket.c:2619) [ 189.542022][ T5264] __sys_sendmsg (net/socket.c:2799) [ 189.542025][ T5264] ? __sys_sendmsg_sock (net/socket.c:2780) [ 189.542032][ T5264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 189.542035][ T5264] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 189.542038][ T5264] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 189.542041][ T5264] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 189.542043][ T5264] RIP: 0033:0x7f053d30054e [ 189.542047][ T5264] 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 [ 189.542053][ T5264] RSP: 002b:00007fff914f7bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 189.542056][ T5264] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f053d30054e [ 189.542057][ T5264] RDX: 0000000000000000 RSI: 00007fff914f7ca0 RDI: 0000000000000005 [ 189.542058][ T5264] RBP: 00007fff914f7c00 R08: 0000000000000000 R09: 0000000000000000 [ 189.542059][ T5264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e874 [ 189.542060][ T5264] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff914f8360 | [ 193.950743][ T70] softirqs last disabled at (5678058): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 193.950747][ T70] Preemption disabled at: | [ 193.950748][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 193.950756][ T70] Tainted: [W]=WARN [ 193.950757][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 193.950759][ T70] Workqueue: netns cleanup_net [ 193.950762][ T70] Call Trace: [ 193.950764][ T70] [ 193.950766][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 193.950773][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 193.950774][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 193.950783][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 193.950787][ 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) [ 193.950791][ 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)) [ 193.950793][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 193.950800][ 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) [ 193.950803][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 193.950807][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 193.950810][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 193.950811][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 193.950815][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 193.950818][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 193.950823][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 193.950827][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 193.950832][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 193.950836][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.950841][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 193.950845][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 193.950847][ 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)) [ 193.950850][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.950852][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 193.950856][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 193.950861][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 193.950863][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 193.950869][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 193.950872][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 193.950873][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.950875][ 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) [ 193.950879][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 193.950881][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 193.950884][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 193.950887][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 193.950889][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 193.950890][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 193.950892][ T70] ? kthread (kernel/kthread.c:436) [ 193.950894][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 193.950898][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 193.950902][ T70] _printk (kernel/printk/printk.c:2504) [ 193.950906][ T70] ? snapshot_read.cold (user.c:?) [ 193.950911][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 193.950915][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 193.950919][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 193.950922][ T70] ? netdev_notice (net/core/dev.c:13194) [ 193.950926][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.950928][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 193.950931][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 193.950933][ 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) [ 193.950936][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 193.950940][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 193.950944][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 193.950951][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 193.950954][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 193.950958][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 193.950962][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 193.950966][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 193.950967][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 193.950970][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 193.950976][ T70] cleanup_net (net/core/net_namespace.c:706) [ 193.950979][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 193.950983][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 193.950985][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.950988][ T70] process_one_work (kernel/workqueue.c:3387) [ 193.950995][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 193.950998][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 193.951006][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 193.951010][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 193.951013][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 193.951016][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 193.951018][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 193.951021][ T70] kthread (kernel/kthread.c:436) [ 193.951022][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 193.951026][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 193.951029][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 193.951032][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 193.951035][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 193.951039][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 193.951042][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 198.249818][ T5478] softirqs last disabled at (39196): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 198.249821][ T5478] Preemption disabled at: | [ 198.249822][ T5478] vprintk_emit (kernel/printk/printk.c:2471) | [ 198.249831][ T5478] Tainted: [W]=WARN [ 198.249832][ T5478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 198.249833][ T5478] Call Trace: [ 198.249835][ T5478] [ 198.249836][ T5478] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 198.249843][ T5478] ? vprintk_emit (kernel/printk/printk.c:2471) [ 198.249844][ T5478] __might_resched.cold (kernel/sched/core.c:9234) [ 198.249850][ T5478] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 198.249854][ T5478] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 198.249859][ T5478] __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)) [ 198.249861][ T5478] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 198.249867][ T5478] ? 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) [ 198.249870][ T5478] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 198.249874][ T5478] put_chars (drivers/char/virtio_console.c:1176) [ 198.249876][ T5478] ? __send_to_port (drivers/char/virtio_console.c:654) [ 198.249878][ T5478] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 198.249881][ T5478] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 198.249887][ T5478] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 198.249895][ T5478] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 198.249898][ T5478] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.249900][ T5478] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 198.249904][ T5478] console_emit_next_record (kernel/printk/printk.c:3183) [ 198.249908][ T5478] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 198.249910][ T5478] ? 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)) [ 198.249913][ T5478] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.249915][ T5478] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 198.249919][ T5478] console_flush_one_record (kernel/printk/printk.c:3268) [ 198.249924][ T5478] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 198.249926][ T5478] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 198.249931][ T5478] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 198.249934][ T5478] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 198.249936][ T5478] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.249938][ T5478] ? 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) [ 198.249942][ T5478] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 198.249944][ T5478] ? vprintk_emit (kernel/printk/printk.c:2478) [ 198.249946][ T5478] vprintk_emit (kernel/printk/printk.c:2479) [ 198.249950][ T5478] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 198.249952][ T5478] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 198.249954][ T5478] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 198.249958][ T5478] _printk (kernel/printk/printk.c:2504) [ 198.249962][ T5478] ? snapshot_read.cold (user.c:?) [ 198.249965][ T5478] ? br_multicast_flood (??:?) [ 198.249969][ T5478] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 198.249970][ T5478] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 198.249972][ T5478] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 198.249976][ T5478] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 198.249981][ T5478] br_init_port (net/bridge/br_stp_if.c:39) [ 198.249983][ T5478] new_nbp (net/bridge/br_if.c:449) [ 198.249987][ T5478] br_add_if (net/bridge/br_if.c:592) [ 198.249990][ T5478] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 198.249993][ T5478] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 198.249999][ T5478] do_set_master (net/core/rtnetlink.c:3071) [ 198.250002][ T5478] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 198.250006][ T5478] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 198.250009][ T5478] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 198.250011][ T5478] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 198.250014][ T5478] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 198.250017][ T5478] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 198.250019][ T5478] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 198.250021][ T5478] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 198.250024][ T5478] ? kasan_save_stack (mm/kasan/common.c:58) [ 198.250026][ T5478] ? kasan_save_stack (mm/kasan/common.c:57) [ 198.250028][ T5478] ? kasan_save_track (mm/kasan/common.c:78) [ 198.250029][ T5478] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 198.250031][ T5478] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 198.250033][ T5478] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 198.250036][ T5478] ? ___sys_sendmsg (net/socket.c:2758) [ 198.250040][ T5478] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 198.250042][ T5478] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 198.250045][ T5478] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.250047][ T5478] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 198.250048][ T5478] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.250049][ T5478] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.250051][ T5478] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 198.250054][ T5478] ? __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) [ 198.250056][ T5478] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 198.250058][ T5478] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 198.250062][ T5478] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 198.250063][ T5478] ? nla_get_range_signed (lib/nlattr.c:270) [ 198.250068][ T5478] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.250070][ T5478] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 198.250081][ T5478] rtnl_newlink (net/core/rtnetlink.c:4215) [ 198.250086][ T5478] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 198.250088][ T5478] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 198.250093][ T5478] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 198.250095][ T5478] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 198.250097][ T5478] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 198.250099][ T5478] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 198.250103][ T5478] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 198.250105][ T5478] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 198.250108][ T5478] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 198.250110][ T5478] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 198.250114][ T5478] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 198.250116][ T5478] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 198.250120][ T5478] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 198.250123][ T5478] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 198.250126][ T5478] ? netlink_ack (./include/linux/skbuff.h:2718) [ 198.250133][ T5478] ? 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)) [ 198.250135][ T5478] ? 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)) [ 198.250140][ T5478] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 198.250144][ T5478] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 198.250146][ T5478] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 198.250151][ T5478] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 198.250155][ T5478] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 198.250159][ T5478] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 198.250160][ T5478] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 198.250166][ T5478] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 198.250169][ T5478] ____sys_sendmsg (net/socket.c:2713) [ 198.250171][ T5478] ? copy_msghdr_from_user (net/socket.c:2650) [ 198.250173][ T5478] ? sock_write_iter (net/socket.c:1269) [ 198.250175][ T5478] ? move_addr_to_kernel (net/socket.c:258) [ 198.250183][ T5478] ___sys_sendmsg (net/socket.c:2767) [ 198.250186][ T5478] ? copy_msghdr_from_user (net/socket.c:2619) [ 198.250202][ T5478] __sys_sendmsg (net/socket.c:2799) [ 198.250205][ T5478] ? __sys_sendmsg_sock (net/socket.c:2780) [ 198.250211][ T5478] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.250214][ T5478] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 198.250217][ T5478] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 198.250220][ T5478] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 198.250222][ T5478] RIP: 0033:0x7f72056e954e [ 198.250226][ T5478] 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 [ 198.250228][ T5478] RSP: 002b:00007ffd12c397e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 198.250231][ T5478] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f72056e954e [ 198.250232][ T5478] RDX: 0000000000000000 RSI: 00007ffd12c39890 RDI: 0000000000000005 [ 198.250233][ T5478] RBP: 00007ffd12c397f0 R08: 0000000000000000 R09: 0000000000000000 [ 198.250234][ T5478] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e87d [ 198.250235][ T5478] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd12c39f50 | [ 202.518404][ T70] softirqs last disabled at (5885958): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 202.518408][ T70] Preemption disabled at: | [ 202.518409][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 202.518418][ T70] Tainted: [W]=WARN [ 202.518419][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 202.518420][ T70] Workqueue: netns cleanup_net [ 202.518424][ T70] Call Trace: [ 202.518426][ T70] [ 202.518428][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 202.518434][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 202.518436][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 202.518441][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 202.518445][ 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) [ 202.518450][ 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)) [ 202.518452][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 202.518459][ 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) [ 202.518462][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 202.518466][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 202.518469][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 202.518470][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 202.518474][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 202.518477][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 202.518482][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 202.518486][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 202.518492][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 202.518495][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.518500][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 202.518504][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 202.518506][ 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)) [ 202.518510][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.518511][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.518516][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 202.518520][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 202.518522][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 202.518528][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 202.518531][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 202.518533][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.518535][ 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) [ 202.518539][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 202.518541][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 202.518544][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 202.518547][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 202.518549][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 202.518551][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 202.518553][ T70] ? kthread (kernel/kthread.c:436) [ 202.518555][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 202.518558][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 202.518563][ T70] _printk (kernel/printk/printk.c:2504) [ 202.518568][ T70] ? snapshot_read.cold (user.c:?) [ 202.518575][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 202.518579][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 202.518583][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 202.518587][ T70] ? netdev_notice (net/core/dev.c:13194) [ 202.518591][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.518593][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 202.518596][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 202.518598][ 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) [ 202.518601][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 202.518605][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 202.518609][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 202.518615][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 202.518619][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 202.518623][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 202.518626][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 202.518630][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 202.518632][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 202.518635][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 202.518640][ T70] cleanup_net (net/core/net_namespace.c:706) [ 202.518643][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 202.518647][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.518649][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.518653][ T70] process_one_work (kernel/workqueue.c:3387) [ 202.518660][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 202.518663][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 202.518671][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 202.518676][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 202.518678][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 202.518681][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 202.518684][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 202.518686][ T70] kthread (kernel/kthread.c:436) [ 202.518688][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 202.518691][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 202.518695][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 202.518697][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 202.518702][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 202.518707][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 202.518711][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 206.275253][ T5680] softirqs last disabled at (47602): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 206.275256][ T5680] Preemption disabled at: | [ 206.275256][ T5680] vprintk_emit (kernel/printk/printk.c:2471) | [ 206.275265][ T5680] Tainted: [W]=WARN [ 206.275266][ T5680] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 206.275268][ T5680] Call Trace: [ 206.275270][ T5680] [ 206.275271][ T5680] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 206.275278][ T5680] ? vprintk_emit (kernel/printk/printk.c:2471) [ 206.275279][ T5680] __might_resched.cold (kernel/sched/core.c:9234) [ 206.275284][ T5680] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 206.275289][ T5680] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 206.275294][ T5680] __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)) [ 206.275296][ T5680] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 206.275303][ T5680] ? 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) [ 206.275305][ T5680] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 206.275309][ T5680] put_chars (drivers/char/virtio_console.c:1176) [ 206.275312][ T5680] ? __send_to_port (drivers/char/virtio_console.c:654) [ 206.275313][ T5680] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 206.275317][ T5680] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 206.275323][ T5680] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 206.275331][ T5680] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 206.275334][ T5680] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.275336][ T5680] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 206.275340][ T5680] console_emit_next_record (kernel/printk/printk.c:3183) [ 206.275345][ T5680] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 206.275346][ T5680] ? 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)) [ 206.275350][ T5680] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.275352][ T5680] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 206.275356][ T5680] console_flush_one_record (kernel/printk/printk.c:3268) [ 206.275360][ T5680] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 206.275362][ T5680] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 206.275368][ T5680] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 206.275371][ T5680] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 206.275373][ T5680] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.275375][ T5680] ? 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) [ 206.275378][ T5680] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 206.275380][ T5680] ? vprintk_emit (kernel/printk/printk.c:2478) [ 206.275383][ T5680] vprintk_emit (kernel/printk/printk.c:2479) [ 206.275387][ T5680] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 206.275388][ T5680] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 206.275391][ T5680] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 206.275395][ T5680] _printk (kernel/printk/printk.c:2504) [ 206.275399][ T5680] ? snapshot_read.cold (user.c:?) [ 206.275403][ T5680] ? br_multicast_flood (??:?) [ 206.275406][ T5680] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 206.275407][ T5680] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 206.275409][ T5680] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 206.275413][ T5680] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 206.275418][ T5680] br_init_port (net/bridge/br_stp_if.c:39) [ 206.275420][ T5680] new_nbp (net/bridge/br_if.c:449) [ 206.275424][ T5680] br_add_if (net/bridge/br_if.c:592) [ 206.275427][ T5680] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 206.275431][ T5680] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 206.275437][ T5680] do_set_master (net/core/rtnetlink.c:3071) [ 206.275440][ T5680] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 206.275444][ T5680] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 206.275447][ T5680] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 206.275449][ T5680] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 206.275452][ T5680] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 206.275455][ T5680] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 206.275457][ T5680] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 206.275459][ T5680] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 206.275462][ T5680] ? kasan_save_stack (mm/kasan/common.c:58) [ 206.275464][ T5680] ? kasan_save_stack (mm/kasan/common.c:57) [ 206.275465][ T5680] ? kasan_save_track (mm/kasan/common.c:78) [ 206.275466][ T5680] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 206.275469][ T5680] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 206.275471][ T5680] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 206.275474][ T5680] ? ___sys_sendmsg (net/socket.c:2758) [ 206.275478][ T5680] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 206.275480][ T5680] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 206.275483][ T5680] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.275485][ T5680] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 206.275486][ T5680] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.275487][ T5680] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.275489][ T5680] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 206.275492][ T5680] ? __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) [ 206.275494][ T5680] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 206.275496][ T5680] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 206.275500][ T5680] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 206.275501][ T5680] ? nla_get_range_signed (lib/nlattr.c:270) [ 206.275507][ T5680] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.275509][ T5680] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 206.275514][ T5680] rtnl_newlink (net/core/rtnetlink.c:4215) [ 206.275520][ T5680] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 206.275522][ T5680] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 206.275527][ T5680] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 206.275529][ T5680] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 206.275531][ T5680] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 206.275533][ T5680] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 206.275537][ T5680] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 206.275539][ T5680] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 206.275542][ T5680] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 206.275544][ T5680] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 206.275548][ T5680] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 206.275550][ T5680] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 206.275554][ T5680] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 206.275557][ T5680] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 206.275560][ T5680] ? netlink_ack (./include/linux/skbuff.h:2718) [ 206.275567][ T5680] ? 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)) [ 206.275569][ T5680] ? 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)) [ 206.275574][ T5680] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 206.275578][ T5680] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 206.275581][ T5680] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 206.275586][ T5680] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 206.275590][ T5680] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 206.275594][ T5680] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 206.275595][ T5680] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 206.275601][ T5680] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 206.275604][ T5680] ____sys_sendmsg (net/socket.c:2713) [ 206.275606][ T5680] ? copy_msghdr_from_user (net/socket.c:2650) [ 206.275609][ T5680] ? sock_write_iter (net/socket.c:1269) [ 206.275610][ T5680] ? move_addr_to_kernel (net/socket.c:258) [ 206.275618][ T5680] ___sys_sendmsg (net/socket.c:2767) [ 206.275621][ T5680] ? copy_msghdr_from_user (net/socket.c:2619) [ 206.275638][ T5680] __sys_sendmsg (net/socket.c:2799) [ 206.275641][ T5680] ? __sys_sendmsg_sock (net/socket.c:2780) [ 206.275647][ T5680] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.275651][ T5680] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 206.275654][ T5680] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 206.275657][ T5680] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 206.275659][ T5680] RIP: 0033:0x7f800543154e [ 206.275663][ T5680] 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 [ 206.275665][ T5680] RSP: 002b:00007ffc162d10c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 206.275667][ T5680] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f800543154e [ 206.275669][ T5680] RDX: 0000000000000000 RSI: 00007ffc162d1170 RDI: 0000000000000005 [ 206.275670][ T5680] RBP: 00007ffc162d10d0 R08: 0000000000000000 R09: 0000000000000000 [ 206.275670][ T5680] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e885 [ 206.275671][ T5680] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc162d1830 | [ 210.525034][ T70] softirqs last disabled at (6102074): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 210.525037][ T70] Preemption disabled at: | [ 210.525038][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 210.525050][ T70] Tainted: [W]=WARN [ 210.525051][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 210.525054][ T70] Workqueue: netns cleanup_net [ 210.525058][ T70] Call Trace: [ 210.525060][ T70] [ 210.525063][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 210.525070][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 210.525073][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 210.525080][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 210.525085][ 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) [ 210.525092][ 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)) [ 210.525096][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 210.525106][ 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) [ 210.525110][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 210.525123][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 210.525127][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 210.525129][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 210.525136][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 210.525140][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 210.525150][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 210.525155][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 210.525166][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 210.525172][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.525182][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 210.525190][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 210.525193][ 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)) [ 210.525199][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.525202][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 210.525210][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 210.525218][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 210.525221][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 210.525232][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 210.525237][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 210.525240][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.525243][ 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) [ 210.525250][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 210.525253][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 210.525259][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 210.525265][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 210.525268][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 210.525271][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 210.525274][ T70] ? kthread (kernel/kthread.c:436) [ 210.525277][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 210.525281][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 210.525290][ T70] _printk (kernel/printk/printk.c:2504) [ 210.525295][ T70] ? snapshot_read.cold (user.c:?) [ 210.525304][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 210.525309][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 210.525317][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 210.525321][ T70] ? netdev_notice (net/core/dev.c:13194) [ 210.525330][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.525333][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 210.525338][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 210.525342][ 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) [ 210.525347][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 210.525354][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 210.525360][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 210.525365][ T70] ? __up_write (kernel/locking/rwsem.c:1415) [ 210.525367][ T70] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 210.525375][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 210.525382][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 210.525388][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 210.525394][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 210.525399][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 210.525402][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 210.525407][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 210.525415][ T70] cleanup_net (net/core/net_namespace.c:706) [ 210.525421][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 210.525428][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 210.525431][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.525438][ T70] process_one_work (kernel/workqueue.c:3387) [ 210.525450][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 210.525455][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 210.525470][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 210.525477][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 210.525480][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 210.525485][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 210.525490][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 210.525493][ T70] kthread (kernel/kthread.c:436) [ 210.525496][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 210.525501][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 210.525506][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 210.525511][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 210.525516][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 210.525522][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 210.525527][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 214.612927][ T5894] softirqs last disabled at (34219): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 214.612930][ T5894] Preemption disabled at: | [ 214.612930][ T5894] vprintk_emit (kernel/printk/printk.c:2471) | [ 214.612939][ T5894] Tainted: [W]=WARN [ 214.612940][ T5894] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 214.612942][ T5894] Call Trace: [ 214.612943][ T5894] [ 214.612945][ T5894] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 214.612951][ T5894] ? vprintk_emit (kernel/printk/printk.c:2471) [ 214.612952][ T5894] __might_resched.cold (kernel/sched/core.c:9234) [ 214.612957][ T5894] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 214.612961][ T5894] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 214.612966][ T5894] __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)) [ 214.612968][ T5894] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 214.612975][ T5894] ? 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) [ 214.612977][ T5894] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 214.612981][ T5894] put_chars (drivers/char/virtio_console.c:1176) [ 214.612984][ T5894] ? __send_to_port (drivers/char/virtio_console.c:654) [ 214.612985][ T5894] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 214.612989][ T5894] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 214.612995][ T5894] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 214.613002][ T5894] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 214.613005][ T5894] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.613007][ T5894] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 214.613011][ T5894] console_emit_next_record (kernel/printk/printk.c:3183) [ 214.613016][ T5894] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 214.613018][ T5894] ? 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)) [ 214.613021][ T5894] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.613023][ T5894] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 214.613027][ T5894] console_flush_one_record (kernel/printk/printk.c:3268) [ 214.613031][ T5894] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 214.613033][ T5894] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 214.613039][ T5894] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 214.613042][ T5894] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 214.613044][ T5894] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.613046][ T5894] ? 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) [ 214.613049][ T5894] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 214.613051][ T5894] ? vprintk_emit (kernel/printk/printk.c:2478) [ 214.613054][ T5894] vprintk_emit (kernel/printk/printk.c:2479) [ 214.613058][ T5894] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 214.613059][ T5894] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 214.613062][ T5894] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 214.613066][ T5894] _printk (kernel/printk/printk.c:2504) [ 214.613070][ T5894] ? snapshot_read.cold (user.c:?) [ 214.613074][ T5894] ? br_multicast_flood (??:?) [ 214.613077][ T5894] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 214.613079][ T5894] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 214.613080][ T5894] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 214.613085][ T5894] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 214.613089][ T5894] br_init_port (net/bridge/br_stp_if.c:39) [ 214.613092][ T5894] new_nbp (net/bridge/br_if.c:449) [ 214.613095][ T5894] br_add_if (net/bridge/br_if.c:592) [ 214.613097][ T5894] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062) [ 214.613105][ T5894] do_set_master (net/core/rtnetlink.c:3071) [ 214.613109][ T5894] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 214.613112][ T5894] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 214.613116][ T5894] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 214.613117][ T5894] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 214.613120][ T5894] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 214.613124][ T5894] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 214.613133][ T5894] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 214.613135][ T5894] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 214.613137][ T5894] ? kasan_save_stack (mm/kasan/common.c:58) [ 214.613140][ T5894] ? kasan_save_stack (mm/kasan/common.c:57) [ 214.613141][ T5894] ? kasan_save_track (mm/kasan/common.c:78) [ 214.613143][ T5894] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 214.613145][ T5894] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 214.613147][ T5894] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 214.613150][ T5894] ? ___sys_sendmsg (net/socket.c:2758) [ 214.613154][ T5894] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 214.613156][ T5894] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 214.613159][ T5894] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.613161][ T5894] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 214.613162][ T5894] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.613163][ T5894] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.613165][ T5894] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 214.613168][ T5894] ? __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) [ 214.613170][ T5894] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 214.613171][ T5894] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 214.613175][ T5894] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 214.613176][ T5894] ? nla_get_range_signed (lib/nlattr.c:270) [ 214.613181][ T5894] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.613183][ T5894] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 214.613189][ T5894] rtnl_newlink (net/core/rtnetlink.c:4215) [ 214.613194][ T5894] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 214.613196][ T5894] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 214.613201][ T5894] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 214.613203][ T5894] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 214.613205][ T5894] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 214.613209][ T5894] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 214.613213][ T5894] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 214.613215][ T5894] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 214.613219][ T5894] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 214.613220][ T5894] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 214.613224][ T5894] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 214.613227][ T5894] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 214.613230][ T5894] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 214.613233][ T5894] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 214.613236][ T5894] ? netlink_ack (./include/linux/skbuff.h:2718) [ 214.613243][ T5894] ? 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)) [ 214.613245][ T5894] ? 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)) [ 214.613250][ T5894] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 214.613254][ T5894] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 214.613257][ T5894] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 214.613261][ T5894] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 214.613265][ T5894] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 214.613269][ T5894] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 214.613271][ T5894] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 214.613276][ T5894] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 214.613279][ T5894] ____sys_sendmsg (net/socket.c:2713) [ 214.613281][ T5894] ? copy_msghdr_from_user (net/socket.c:2650) [ 214.613284][ T5894] ? sock_write_iter (net/socket.c:1269) [ 214.613285][ T5894] ? move_addr_to_kernel (net/socket.c:258) [ 214.613293][ T5894] ___sys_sendmsg (net/socket.c:2767) [ 214.613296][ T5894] ? copy_msghdr_from_user (net/socket.c:2619) [ 214.613312][ T5894] __sys_sendmsg (net/socket.c:2799) [ 214.613315][ T5894] ? __sys_sendmsg_sock (net/socket.c:2780) [ 214.613321][ T5894] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.613324][ T5894] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 214.613327][ T5894] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 214.613330][ T5894] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 214.613333][ T5894] RIP: 0033:0x7fcf9a74154e [ 214.613336][ T5894] 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 [ 214.613338][ T5894] RSP: 002b:00007ffd1b460560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 214.613341][ T5894] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcf9a74154e [ 214.613342][ T5894] RDX: 0000000000000000 RSI: 00007ffd1b460610 RDI: 0000000000000005 [ 214.613343][ T5894] RBP: 00007ffd1b460570 R08: 0000000000000000 R09: 0000000000000000 [ 214.613344][ T5894] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e88d [ 214.613345][ T5894] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd1b460cd0 | [ 218.851216][ T70] softirqs last disabled at (6322232): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 218.851219][ T70] Preemption disabled at: | [ 218.851219][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 218.851227][ T70] Tainted: [W]=WARN [ 218.851228][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 218.851230][ T70] Workqueue: netns cleanup_net [ 218.851233][ T70] Call Trace: [ 218.851235][ T70] [ 218.851237][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 218.851243][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 218.851245][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 218.851249][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 218.851254][ 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) [ 218.851258][ 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)) [ 218.851260][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 218.851267][ 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) [ 218.851270][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 218.851274][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 218.851276][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 218.851277][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 218.851281][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 218.851284][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 218.851289][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 218.851293][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 218.851298][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 218.851302][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.851307][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 218.851311][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 218.851313][ 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)) [ 218.851316][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.851318][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 218.851322][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 218.851326][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 218.851328][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 218.851334][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 218.851337][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 218.851339][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.851340][ 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) [ 218.851344][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 218.851346][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 218.851349][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 218.851352][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 218.851354][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 218.851355][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 218.851357][ T70] ? kthread (kernel/kthread.c:436) [ 218.851359][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 218.851363][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 218.851367][ T70] _printk (kernel/printk/printk.c:2504) [ 218.851371][ T70] ? snapshot_read.cold (user.c:?) [ 218.851375][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 218.851379][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 218.851383][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 218.851386][ T70] ? netdev_notice (net/core/dev.c:13194) [ 218.851391][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.851393][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 218.851395][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 218.851397][ 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) [ 218.851400][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 218.851404][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 218.851408][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 218.851411][ T70] ? __up_write (kernel/locking/rwsem.c:1415) [ 218.851413][ T70] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 218.851417][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 218.851420][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 218.851424][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 218.851428][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 218.851431][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 218.851433][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 218.851436][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 218.851441][ T70] cleanup_net (net/core/net_namespace.c:706) [ 218.851444][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 218.851448][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 218.851450][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.851454][ T70] process_one_work (kernel/workqueue.c:3387) [ 218.851460][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 218.851464][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 218.851471][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 218.851476][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 218.851478][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 218.851481][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 218.851484][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 218.851486][ T70] kthread (kernel/kthread.c:436) [ 218.851488][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 218.851491][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 218.851495][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 218.851497][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 218.851501][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 218.851504][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 218.851507][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 222.495213][ T6096] softirqs last disabled at (41228): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 222.495215][ T6096] Preemption disabled at: | [ 222.495216][ T6096] vprintk_emit (kernel/printk/printk.c:2471) | [ 222.495225][ T6096] Tainted: [W]=WARN [ 222.495226][ T6096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 222.495227][ T6096] Call Trace: [ 222.495229][ T6096] [ 222.495230][ T6096] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 222.495237][ T6096] ? vprintk_emit (kernel/printk/printk.c:2471) [ 222.495238][ T6096] __might_resched.cold (kernel/sched/core.c:9234) [ 222.495243][ T6096] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 222.495248][ T6096] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 222.495252][ T6096] __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)) [ 222.495254][ T6096] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 222.495261][ T6096] ? 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) [ 222.495263][ T6096] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 222.495267][ T6096] put_chars (drivers/char/virtio_console.c:1176) [ 222.495269][ T6096] ? __send_to_port (drivers/char/virtio_console.c:654) [ 222.495271][ T6096] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 222.495274][ T6096] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 222.495280][ T6096] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 222.495288][ T6096] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 222.495290][ T6096] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.495292][ T6096] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.495296][ T6096] console_emit_next_record (kernel/printk/printk.c:3183) [ 222.495300][ T6096] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 222.495302][ T6096] ? 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)) [ 222.495305][ T6096] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.495307][ T6096] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.495311][ T6096] console_flush_one_record (kernel/printk/printk.c:3268) [ 222.495315][ T6096] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 222.495317][ T6096] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 222.495322][ T6096] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 222.495325][ T6096] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 222.495327][ T6096] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.495329][ T6096] ? 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) [ 222.495332][ T6096] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 222.495334][ T6096] ? vprintk_emit (kernel/printk/printk.c:2478) [ 222.495337][ T6096] vprintk_emit (kernel/printk/printk.c:2479) [ 222.495340][ T6096] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 222.495342][ T6096] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 222.495345][ T6096] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 222.495348][ T6096] _printk (kernel/printk/printk.c:2504) [ 222.495352][ T6096] ? snapshot_read.cold (user.c:?) [ 222.495356][ T6096] ? br_multicast_flood (??:?) [ 222.495359][ T6096] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 222.495360][ T6096] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 222.495361][ T6096] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 222.495366][ T6096] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 222.495370][ T6096] br_init_port (net/bridge/br_stp_if.c:39) [ 222.495372][ T6096] new_nbp (net/bridge/br_if.c:449) [ 222.495376][ T6096] br_add_if (net/bridge/br_if.c:592) [ 222.495379][ T6096] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 222.495382][ T6096] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 222.495387][ T6096] do_set_master (net/core/rtnetlink.c:3071) [ 222.495391][ T6096] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 222.495394][ T6096] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 222.495398][ T6096] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 222.495399][ T6096] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 222.495402][ T6096] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 222.495405][ T6096] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 222.495407][ T6096] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 222.495409][ T6096] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 222.495411][ T6096] ? kasan_save_stack (mm/kasan/common.c:58) [ 222.495413][ T6096] ? kasan_save_stack (mm/kasan/common.c:57) [ 222.495415][ T6096] ? kasan_save_track (mm/kasan/common.c:78) [ 222.495416][ T6096] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 222.495418][ T6096] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 222.495420][ T6096] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 222.495423][ T6096] ? ___sys_sendmsg (net/socket.c:2758) [ 222.495427][ T6096] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 222.495429][ T6096] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 222.495431][ T6096] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.495433][ T6096] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.495434][ T6096] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.495435][ T6096] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.495437][ T6096] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 222.495439][ T6096] ? __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) [ 222.495442][ T6096] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 222.495444][ T6096] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 222.495447][ T6096] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 222.495448][ T6096] ? nla_get_range_signed (lib/nlattr.c:270) [ 222.495453][ T6096] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.495455][ T6096] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 222.495460][ T6096] rtnl_newlink (net/core/rtnetlink.c:4215) [ 222.495465][ T6096] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 222.495467][ T6096] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 222.495472][ T6096] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 222.495474][ T6096] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 222.495476][ T6096] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 222.495478][ T6096] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 222.495481][ T6096] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 222.495483][ T6096] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 222.495486][ T6096] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 222.495488][ T6096] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 222.495492][ T6096] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 222.495494][ T6096] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 222.495498][ T6096] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 222.495501][ T6096] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 222.495504][ T6096] ? netlink_ack (./include/linux/skbuff.h:2718) [ 222.495510][ T6096] ? 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)) [ 222.495512][ T6096] ? 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)) [ 222.495517][ T6096] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 222.495520][ T6096] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 222.495523][ T6096] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 222.495527][ T6096] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 222.495531][ T6096] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 222.495535][ T6096] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 222.495537][ T6096] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 222.495542][ T6096] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 222.495545][ T6096] ____sys_sendmsg (net/socket.c:2713) [ 222.495547][ T6096] ? copy_msghdr_from_user (net/socket.c:2650) [ 222.495549][ T6096] ? sock_write_iter (net/socket.c:1269) [ 222.495551][ T6096] ? move_addr_to_kernel (net/socket.c:258) [ 222.495558][ T6096] ___sys_sendmsg (net/socket.c:2767) [ 222.495561][ T6096] ? copy_msghdr_from_user (net/socket.c:2619) [ 222.495577][ T6096] __sys_sendmsg (net/socket.c:2799) [ 222.495580][ T6096] ? __sys_sendmsg_sock (net/socket.c:2780) [ 222.495586][ T6096] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.495589][ T6096] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 222.495592][ T6096] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 222.495595][ T6096] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 222.495597][ T6096] RIP: 0033:0x7fbe5711054e [ 222.495600][ T6096] 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 [ 222.495602][ T6096] RSP: 002b:00007ffff4b99000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 222.495605][ T6096] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbe5711054e [ 222.495606][ T6096] RDX: 0000000000000000 RSI: 00007ffff4b990b0 RDI: 0000000000000005 [ 222.495607][ T6096] RBP: 00007ffff4b99010 R08: 0000000000000000 R09: 0000000000000000 [ 222.495608][ T6096] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e895 [ 222.495609][ T6096] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffff4b99770 | [ 226.874970][ T70] softirqs last disabled at (6526490): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 226.874973][ T70] Preemption disabled at: | [ 226.874973][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 226.874982][ T70] Tainted: [W]=WARN [ 226.874983][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 226.874985][ T70] Workqueue: netns cleanup_net [ 226.874988][ T70] Call Trace: [ 226.874990][ T70] [ 226.874992][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 226.874998][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 226.875000][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 226.875005][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 226.875009][ 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) [ 226.875014][ 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)) [ 226.875016][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 226.875023][ 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) [ 226.875026][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 226.875029][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 226.875032][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 226.875033][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 226.875037][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 226.875040][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 226.875045][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 226.875049][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 226.875055][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 226.875058][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.875063][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 226.875067][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 226.875069][ 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)) [ 226.875072][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.875074][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.875078][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 226.875083][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 226.875084][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 226.875090][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 226.875093][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 226.875095][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.875097][ 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) [ 226.875100][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 226.875102][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 226.875105][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 226.875108][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 226.875110][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 226.875112][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 226.875114][ T70] ? kthread (kernel/kthread.c:436) [ 226.875116][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 226.875119][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 226.875123][ T70] _printk (kernel/printk/printk.c:2504) [ 226.875127][ T70] ? snapshot_read.cold (user.c:?) [ 226.875131][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 226.875135][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 226.875139][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 226.875142][ T70] ? netdev_notice (net/core/dev.c:13194) [ 226.875147][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.875149][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 226.875151][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 226.875153][ 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) [ 226.875156][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 226.875160][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 226.875163][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 226.875174][ T70] ? __up_write (kernel/locking/rwsem.c:1415) [ 226.875175][ T70] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 226.875179][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 226.875183][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 226.875186][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 226.875190][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 226.875194][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 226.875195][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 226.875198][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 226.875203][ T70] cleanup_net (net/core/net_namespace.c:706) [ 226.875206][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 226.875210][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.875212][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.875216][ T70] process_one_work (kernel/workqueue.c:3387) [ 226.875222][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 226.875225][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 226.875233][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 226.875237][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 226.875240][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 226.875242][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 226.875245][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 226.875247][ T70] kthread (kernel/kthread.c:436) [ 226.875249][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 226.875253][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 226.875256][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 226.875258][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 226.875262][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 226.875266][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 226.875268][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 230.715792][ T6310] softirqs last disabled at (32448): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 230.715795][ T6310] Preemption disabled at: | [ 230.715795][ T6310] vprintk_emit (kernel/printk/printk.c:2471) | [ 230.715804][ T6310] Tainted: [W]=WARN [ 230.715805][ T6310] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 230.715807][ T6310] Call Trace: [ 230.715809][ T6310] [ 230.715811][ T6310] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 230.715817][ T6310] ? vprintk_emit (kernel/printk/printk.c:2471) [ 230.715819][ T6310] __might_resched.cold (kernel/sched/core.c:9234) [ 230.715823][ T6310] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 230.715828][ T6310] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 230.715832][ T6310] __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)) [ 230.715834][ T6310] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 230.715841][ T6310] ? 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) [ 230.715843][ T6310] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 230.715847][ T6310] put_chars (drivers/char/virtio_console.c:1176) [ 230.715850][ T6310] ? __send_to_port (drivers/char/virtio_console.c:654) [ 230.715851][ T6310] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 230.715855][ T6310] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 230.715860][ T6310] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 230.715868][ T6310] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 230.715871][ T6310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.715873][ T6310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 230.715877][ T6310] console_emit_next_record (kernel/printk/printk.c:3183) [ 230.715881][ T6310] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 230.715883][ T6310] ? 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)) [ 230.715886][ T6310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.715888][ T6310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 230.715892][ T6310] console_flush_one_record (kernel/printk/printk.c:3268) [ 230.715896][ T6310] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 230.715898][ T6310] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 230.715903][ T6310] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 230.715906][ T6310] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 230.715908][ T6310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.715910][ T6310] ? 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) [ 230.715913][ T6310] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 230.715915][ T6310] ? vprintk_emit (kernel/printk/printk.c:2478) [ 230.715918][ T6310] vprintk_emit (kernel/printk/printk.c:2479) [ 230.715921][ T6310] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 230.715923][ T6310] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 230.715926][ T6310] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 230.715929][ T6310] _printk (kernel/printk/printk.c:2504) [ 230.715933][ T6310] ? snapshot_read.cold (user.c:?) [ 230.715937][ T6310] ? br_multicast_flood (??:?) [ 230.715940][ T6310] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 230.715941][ T6310] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 230.715943][ T6310] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 230.715947][ T6310] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 230.715951][ T6310] br_init_port (net/bridge/br_stp_if.c:39) [ 230.715954][ T6310] new_nbp (net/bridge/br_if.c:449) [ 230.715958][ T6310] br_add_if (net/bridge/br_if.c:592) [ 230.715960][ T6310] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 230.715964][ T6310] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 230.715969][ T6310] do_set_master (net/core/rtnetlink.c:3071) [ 230.715973][ T6310] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 230.715976][ T6310] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 230.715980][ T6310] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 230.715981][ T6310] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 230.715984][ T6310] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 230.715987][ T6310] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 230.715989][ T6310] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 230.715991][ T6310] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 230.715993][ T6310] ? kasan_save_stack (mm/kasan/common.c:58) [ 230.715996][ T6310] ? kasan_save_stack (mm/kasan/common.c:57) [ 230.715997][ T6310] ? kasan_save_track (mm/kasan/common.c:78) [ 230.715998][ T6310] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 230.716000][ T6310] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 230.716002][ T6310] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 230.716005][ T6310] ? ___sys_sendmsg (net/socket.c:2758) [ 230.716009][ T6310] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 230.716011][ T6310] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 230.716014][ T6310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.716015][ T6310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 230.716017][ T6310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.716018][ T6310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.716020][ T6310] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 230.716022][ T6310] ? __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) [ 230.716025][ T6310] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 230.716026][ T6310] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 230.716030][ T6310] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 230.716031][ T6310] ? nla_get_range_signed (lib/nlattr.c:270) [ 230.716036][ T6310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.716038][ T6310] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 230.716043][ T6310] rtnl_newlink (net/core/rtnetlink.c:4215) [ 230.716049][ T6310] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 230.716051][ T6310] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 230.716055][ T6310] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 230.716057][ T6310] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 230.716059][ T6310] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 230.716061][ T6310] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 230.716065][ T6310] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 230.716067][ T6310] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 230.716070][ T6310] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 230.716071][ T6310] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 230.716076][ T6310] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 230.716078][ T6310] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 230.716081][ T6310] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 230.716084][ T6310] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 230.716087][ T6310] ? netlink_ack (./include/linux/skbuff.h:2718) [ 230.716093][ T6310] ? 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)) [ 230.716096][ T6310] ? 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)) [ 230.716100][ T6310] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 230.716104][ T6310] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 230.716107][ T6310] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 230.716111][ T6310] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 230.716115][ T6310] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 230.716119][ T6310] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 230.716120][ T6310] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 230.716126][ T6310] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 230.716129][ T6310] ____sys_sendmsg (net/socket.c:2713) [ 230.716131][ T6310] ? copy_msghdr_from_user (net/socket.c:2650) [ 230.716133][ T6310] ? sock_write_iter (net/socket.c:1269) [ 230.716135][ T6310] ? move_addr_to_kernel (net/socket.c:258) [ 230.716142][ T6310] ___sys_sendmsg (net/socket.c:2767) [ 230.716145][ T6310] ? copy_msghdr_from_user (net/socket.c:2619) [ 230.716161][ T6310] __sys_sendmsg (net/socket.c:2799) [ 230.716164][ T6310] ? __sys_sendmsg_sock (net/socket.c:2780) [ 230.716170][ T6310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.716173][ T6310] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 230.716185][ T6310] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 230.716188][ T6310] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 230.716190][ T6310] RIP: 0033:0x7f4958af554e [ 230.716194][ T6310] 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 [ 230.716196][ T6310] RSP: 002b:00007ffd06535d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 230.716199][ T6310] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4958af554e [ 230.716200][ T6310] RDX: 0000000000000000 RSI: 00007ffd06535e00 RDI: 0000000000000005 [ 230.716201][ T6310] RBP: 00007ffd06535d60 R08: 0000000000000000 R09: 0000000000000000 [ 230.716202][ T6310] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e89e [ 230.716203][ T6310] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd065364c0 | [ 234.866008][ T70] softirqs last disabled at (6732052): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 234.866011][ T70] Preemption disabled at: | [ 234.866011][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 234.866020][ T70] Tainted: [W]=WARN [ 234.866021][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 234.866023][ T70] Workqueue: netns cleanup_net [ 234.866026][ T70] Call Trace: [ 234.866028][ T70] [ 234.866030][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 234.866036][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 234.866038][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 234.866042][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 234.866046][ 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) [ 234.866051][ 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)) [ 234.866053][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 234.866060][ 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) [ 234.866062][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 234.866066][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 234.866069][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 234.866070][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 234.866074][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 234.866077][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 234.866083][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 234.866087][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 234.866092][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 234.866095][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.866100][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 234.866104][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 234.866106][ 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)) [ 234.866110][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.866112][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 234.866116][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 234.866120][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 234.866122][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 234.866128][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 234.866131][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 234.866133][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.866134][ 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) [ 234.866138][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 234.866140][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 234.866143][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 234.866147][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 234.866148][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 234.866150][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 234.866152][ T70] ? kthread (kernel/kthread.c:436) [ 234.866154][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 234.866157][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 234.866162][ T70] _printk (kernel/printk/printk.c:2504) [ 234.866166][ T70] ? snapshot_read.cold (user.c:?) [ 234.866170][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 234.866174][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 234.866178][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 234.866181][ T70] ? netdev_notice (net/core/dev.c:13194) [ 234.866186][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.866188][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 234.866196][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 234.866198][ 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) [ 234.866200][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 234.866205][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 234.866209][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 234.866213][ T70] ? __up_write (kernel/locking/rwsem.c:1415) [ 234.866214][ T70] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 234.866218][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 234.866222][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 234.866225][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 234.866229][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 234.866233][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 234.866234][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 234.866238][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 234.866243][ T70] cleanup_net (net/core/net_namespace.c:706) [ 234.866246][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 234.866250][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 234.866252][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.866256][ T70] process_one_work (kernel/workqueue.c:3387) [ 234.866263][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 234.866266][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 234.866274][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 234.866278][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 234.866280][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 234.866283][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 234.866286][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 234.866288][ T70] kthread (kernel/kthread.c:436) [ 234.866290][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 234.866293][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 234.866296][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 234.866299][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 234.866302][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 234.866306][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 234.866309][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 238.401936][ T6512] softirqs last disabled at (52583): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 238.401938][ T6512] Preemption disabled at: | [ 238.401939][ T6512] vprintk_emit (kernel/printk/printk.c:2471) | [ 238.401947][ T6512] Tainted: [W]=WARN [ 238.401948][ T6512] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 238.401950][ T6512] Call Trace: [ 238.401951][ T6512] [ 238.401953][ T6512] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 238.401959][ T6512] ? vprintk_emit (kernel/printk/printk.c:2471) [ 238.401960][ T6512] __might_resched.cold (kernel/sched/core.c:9234) [ 238.401965][ T6512] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 238.401969][ T6512] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 238.401973][ T6512] __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)) [ 238.401975][ T6512] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 238.401982][ T6512] ? 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) [ 238.401984][ T6512] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 238.401988][ T6512] put_chars (drivers/char/virtio_console.c:1176) [ 238.401991][ T6512] ? __send_to_port (drivers/char/virtio_console.c:654) [ 238.401992][ T6512] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 238.401996][ T6512] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 238.402001][ T6512] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 238.402009][ T6512] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 238.402012][ T6512] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 238.402014][ T6512] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 238.402018][ T6512] console_emit_next_record (kernel/printk/printk.c:3183) [ 238.402022][ T6512] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 238.402023][ T6512] ? 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)) [ 238.402027][ T6512] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 238.402028][ T6512] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 238.402032][ T6512] console_flush_one_record (kernel/printk/printk.c:3268) [ 238.402036][ T6512] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 238.402038][ T6512] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 238.402044][ T6512] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 238.402046][ T6512] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 238.402048][ T6512] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 238.402050][ T6512] ? 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) [ 238.402054][ T6512] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 238.402055][ T6512] ? vprintk_emit (kernel/printk/printk.c:2478) [ 238.402058][ T6512] vprintk_emit (kernel/printk/printk.c:2479) [ 238.402061][ T6512] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 238.402063][ T6512] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 238.402066][ T6512] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 238.402069][ T6512] _printk (kernel/printk/printk.c:2504) [ 238.402073][ T6512] ? snapshot_read.cold (user.c:?) [ 238.402076][ T6512] ? br_multicast_flood (??:?) [ 238.402080][ T6512] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 238.402081][ T6512] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 238.402082][ T6512] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 238.402087][ T6512] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 238.402091][ T6512] br_init_port (net/bridge/br_stp_if.c:39) [ 238.402094][ T6512] new_nbp (net/bridge/br_if.c:449) [ 238.402097][ T6512] br_add_if (net/bridge/br_if.c:592) [ 238.402100][ T6512] ? 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) [ 238.402105][ T6512] do_set_master (net/core/rtnetlink.c:3071) [ 238.402108][ T6512] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 238.402112][ T6512] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 238.402115][ T6512] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 238.402117][ T6512] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 238.402120][ T6512] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 238.402123][ T6512] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 238.402125][ T6512] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 238.402127][ T6512] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 238.402129][ T6512] ? kasan_save_stack (mm/kasan/common.c:58) [ 238.402132][ T6512] ? kasan_save_stack (mm/kasan/common.c:57) [ 238.402133][ T6512] ? kasan_save_track (mm/kasan/common.c:78) [ 238.402134][ T6512] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 238.402136][ T6512] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 238.402138][ T6512] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 238.402142][ T6512] ? ___sys_sendmsg (net/socket.c:2758) [ 238.402145][ T6512] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 238.402147][ T6512] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 238.402150][ T6512] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 238.402152][ T6512] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 238.402153][ T6512] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 238.402155][ T6512] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 238.402156][ T6512] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 238.402158][ T6512] ? __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) [ 238.402161][ T6512] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 238.402163][ T6512] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 238.402166][ T6512] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 238.402167][ T6512] ? nla_get_range_signed (lib/nlattr.c:270) [ 238.402172][ T6512] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 238.402175][ T6512] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 238.402180][ T6512] rtnl_newlink (net/core/rtnetlink.c:4215) [ 238.402185][ T6512] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 238.402187][ T6512] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 238.402191][ T6512] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 238.402193][ T6512] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 238.402195][ T6512] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 238.402197][ T6512] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 238.402206][ T6512] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 238.402208][ T6512] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 238.402211][ T6512] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 238.402212][ T6512] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 238.402217][ T6512] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 238.402219][ T6512] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 238.402222][ T6512] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 238.402225][ T6512] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 238.402228][ T6512] ? netlink_ack (./include/linux/skbuff.h:2718) [ 238.402234][ T6512] ? 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)) [ 238.402237][ T6512] ? 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)) [ 238.402241][ T6512] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 238.402245][ T6512] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 238.402247][ T6512] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 238.402252][ T6512] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 238.402256][ T6512] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 238.402259][ T6512] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 238.402261][ T6512] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 238.402266][ T6512] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 238.402269][ T6512] ____sys_sendmsg (net/socket.c:2713) [ 238.402272][ T6512] ? copy_msghdr_from_user (net/socket.c:2650) [ 238.402274][ T6512] ? sock_write_iter (net/socket.c:1269) [ 238.402275][ T6512] ? move_addr_to_kernel (net/socket.c:258) [ 238.402283][ T6512] ___sys_sendmsg (net/socket.c:2767) [ 238.402285][ T6512] ? copy_msghdr_from_user (net/socket.c:2619) [ 238.402301][ T6512] __sys_sendmsg (net/socket.c:2799) [ 238.402304][ T6512] ? __sys_sendmsg_sock (net/socket.c:2780) [ 238.402310][ T6512] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 238.402313][ T6512] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 238.402316][ T6512] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 238.402319][ T6512] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 238.402321][ T6512] RIP: 0033:0x7f63ed99954e [ 238.402325][ T6512] 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 [ 238.402327][ T6512] RSP: 002b:00007ffded372340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 238.402330][ T6512] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f63ed99954e [ 238.402331][ T6512] RDX: 0000000000000000 RSI: 00007ffded3723f0 RDI: 0000000000000005 [ 238.402332][ T6512] RBP: 00007ffded372350 R08: 0000000000000000 R09: 0000000000000000 [ 238.402333][ T6512] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e8a5 [ 238.402333][ T6512] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffded372ab0 | [ 242.903907][ T70] softirqs last disabled at (6947792): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 242.903909][ T70] Preemption disabled at: | [ 242.903910][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 242.903919][ T70] Tainted: [W]=WARN [ 242.903920][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 242.903921][ T70] Workqueue: netns cleanup_net [ 242.903925][ T70] Call Trace: [ 242.903926][ T70] [ 242.903928][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 242.903934][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 242.903935][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 242.903940][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 242.903944][ 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) [ 242.903949][ 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)) [ 242.903951][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 242.903958][ 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) [ 242.903960][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 242.903964][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 242.903967][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 242.903968][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 242.903972][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 242.903974][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 242.903980][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 242.903984][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 242.903989][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 242.903992][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 242.903997][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 242.904001][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 242.904003][ 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)) [ 242.904006][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 242.904008][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 242.904012][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 242.904016][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 242.904018][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 242.904024][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 242.904027][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 242.904029][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 242.904030][ 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) [ 242.904034][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 242.904036][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 242.904039][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 242.904042][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 242.904044][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 242.904045][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 242.904047][ T70] ? kthread (kernel/kthread.c:436) [ 242.904049][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 242.904052][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 242.904057][ T70] _printk (kernel/printk/printk.c:2504) [ 242.904061][ T70] ? snapshot_read.cold (user.c:?) [ 242.904065][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 242.904069][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 242.904073][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 242.904076][ T70] ? netdev_notice (net/core/dev.c:13194) [ 242.904081][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 242.904082][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 242.904085][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 242.904087][ 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) [ 242.904089][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 242.904094][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 242.904097][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 242.904101][ T70] ? __up_write (kernel/locking/rwsem.c:1415) [ 242.904102][ T70] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 242.904106][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 242.904109][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 242.904113][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 242.904117][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 242.904120][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 242.904122][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 242.904125][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 242.904130][ T70] cleanup_net (net/core/net_namespace.c:706) [ 242.904133][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 242.904137][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 242.904139][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 242.904142][ T70] process_one_work (kernel/workqueue.c:3387) [ 242.904149][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 242.904152][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 242.904160][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 242.904164][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 242.904167][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 242.904169][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 242.904172][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 242.904174][ T70] kthread (kernel/kthread.c:436) [ 242.904176][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 242.904180][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 242.904183][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 242.904186][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 242.904189][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 242.904193][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 242.904196][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 247.033404][ T6726] softirqs last disabled at (41882): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 247.033407][ T6726] Preemption disabled at: | [ 247.033407][ T6726] vprintk_emit (kernel/printk/printk.c:2471) | [ 247.033416][ T6726] Tainted: [W]=WARN [ 247.033417][ T6726] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 247.033418][ T6726] Call Trace: [ 247.033420][ T6726] [ 247.033421][ T6726] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 247.033427][ T6726] ? vprintk_emit (kernel/printk/printk.c:2471) [ 247.033429][ T6726] __might_resched.cold (kernel/sched/core.c:9234) [ 247.033433][ T6726] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 247.033438][ T6726] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 247.033442][ T6726] __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)) [ 247.033444][ T6726] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 247.033451][ T6726] ? 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) [ 247.033454][ T6726] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 247.033457][ T6726] put_chars (drivers/char/virtio_console.c:1176) [ 247.033460][ T6726] ? __send_to_port (drivers/char/virtio_console.c:654) [ 247.033461][ T6726] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 247.033465][ T6726] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 247.033470][ T6726] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 247.033478][ T6726] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 247.033481][ T6726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.033483][ T6726] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 247.033487][ T6726] console_emit_next_record (kernel/printk/printk.c:3183) [ 247.033491][ T6726] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 247.033492][ T6726] ? 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)) [ 247.033496][ T6726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.033497][ T6726] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 247.033501][ T6726] console_flush_one_record (kernel/printk/printk.c:3268) [ 247.033506][ T6726] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 247.033507][ T6726] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 247.033513][ T6726] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 247.033516][ T6726] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 247.033518][ T6726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.033519][ T6726] ? 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) [ 247.033523][ T6726] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 247.033525][ T6726] ? vprintk_emit (kernel/printk/printk.c:2478) [ 247.033528][ T6726] vprintk_emit (kernel/printk/printk.c:2479) [ 247.033531][ T6726] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 247.033533][ T6726] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 247.033535][ T6726] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 247.033539][ T6726] _printk (kernel/printk/printk.c:2504) [ 247.033542][ T6726] ? snapshot_read.cold (user.c:?) [ 247.033546][ T6726] ? br_multicast_flood (??:?) [ 247.033549][ T6726] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 247.033551][ T6726] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 247.033552][ T6726] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 247.033556][ T6726] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 247.033561][ T6726] br_init_port (net/bridge/br_stp_if.c:39) [ 247.033563][ T6726] new_nbp (net/bridge/br_if.c:449) [ 247.033567][ T6726] br_add_if (net/bridge/br_if.c:592) [ 247.033569][ T6726] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 247.033573][ T6726] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 247.033578][ T6726] do_set_master (net/core/rtnetlink.c:3071) [ 247.033582][ T6726] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 247.033585][ T6726] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 247.033588][ T6726] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 247.033590][ T6726] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 247.033593][ T6726] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 247.033596][ T6726] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 247.033598][ T6726] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 247.033600][ T6726] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 247.033602][ T6726] ? kasan_save_stack (mm/kasan/common.c:58) [ 247.033605][ T6726] ? kasan_save_stack (mm/kasan/common.c:57) [ 247.033606][ T6726] ? kasan_save_track (mm/kasan/common.c:78) [ 247.033607][ T6726] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 247.033610][ T6726] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 247.033612][ T6726] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 247.033614][ T6726] ? ___sys_sendmsg (net/socket.c:2758) [ 247.033618][ T6726] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 247.033620][ T6726] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 247.033623][ T6726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.033624][ T6726] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 247.033626][ T6726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.033627][ T6726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.033629][ T6726] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 247.033631][ T6726] ? __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) [ 247.033634][ T6726] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 247.033636][ T6726] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 247.033639][ T6726] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 247.033640][ T6726] ? nla_get_range_signed (lib/nlattr.c:270) [ 247.033645][ T6726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.033647][ T6726] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 247.033652][ T6726] rtnl_newlink (net/core/rtnetlink.c:4215) [ 247.033658][ T6726] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 247.033659][ T6726] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 247.033664][ T6726] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 247.033666][ T6726] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 247.033668][ T6726] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 247.033670][ T6726] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 247.033673][ T6726] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 247.033675][ T6726] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 247.033678][ T6726] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 247.033680][ T6726] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 247.033684][ T6726] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 247.033686][ T6726] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 247.033690][ T6726] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 247.033693][ T6726] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 247.033696][ T6726] ? netlink_ack (./include/linux/skbuff.h:2718) [ 247.033702][ T6726] ? 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)) [ 247.033704][ T6726] ? 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)) [ 247.033709][ T6726] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 247.033713][ T6726] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 247.033715][ T6726] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 247.033719][ T6726] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 247.033723][ T6726] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 247.033727][ T6726] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 247.033729][ T6726] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 247.033734][ T6726] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 247.033737][ T6726] ____sys_sendmsg (net/socket.c:2713) [ 247.033739][ T6726] ? copy_msghdr_from_user (net/socket.c:2650) [ 247.033741][ T6726] ? sock_write_iter (net/socket.c:1269) [ 247.033743][ T6726] ? move_addr_to_kernel (net/socket.c:258) [ 247.033750][ T6726] ___sys_sendmsg (net/socket.c:2767) [ 247.033753][ T6726] ? copy_msghdr_from_user (net/socket.c:2619) [ 247.033769][ T6726] __sys_sendmsg (net/socket.c:2799) [ 247.033772][ T6726] ? __sys_sendmsg_sock (net/socket.c:2780) [ 247.033778][ T6726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.033783][ T6726] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 247.033787][ T6726] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 247.033789][ T6726] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 247.033791][ T6726] RIP: 0033:0x7fc097b5954e [ 247.033796][ T6726] 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 [ 247.033797][ T6726] RSP: 002b:00007ffd450b8910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 247.033800][ T6726] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc097b5954e [ 247.033801][ T6726] RDX: 0000000000000000 RSI: 00007ffd450b89c0 RDI: 0000000000000005 [ 247.033802][ T6726] RBP: 00007ffd450b8920 R08: 0000000000000000 R09: 0000000000000000 [ 247.033803][ T6726] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e8ae [ 247.033804][ T6726] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd450b9080 | [ 251.631211][ T70] softirqs last disabled at (7173042): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 251.631214][ T70] Preemption disabled at: | [ 251.631215][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 251.631227][ T70] Tainted: [W]=WARN [ 251.631229][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 251.631231][ T70] Workqueue: netns cleanup_net [ 251.631235][ T70] Call Trace: [ 251.631238][ T70] [ 251.631241][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 251.631253][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 251.631256][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 251.631263][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 251.631268][ 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) [ 251.631275][ 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)) [ 251.631279][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 251.631289][ 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) [ 251.631293][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 251.631299][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 251.631303][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 251.631305][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 251.631311][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 251.631315][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 251.631325][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 251.631330][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 251.631339][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 251.631345][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 251.631354][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 251.631361][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 251.631364][ 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)) [ 251.631370][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 251.631373][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 251.631381][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 251.631388][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 251.631391][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 251.631401][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 251.631406][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 251.631409][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 251.631412][ 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) [ 251.631419][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 251.631422][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 251.631427][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 251.631433][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 251.631435][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 251.631438][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 251.631441][ T70] ? kthread (kernel/kthread.c:436) [ 251.631444][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 251.631448][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 251.631457][ T70] _printk (kernel/printk/printk.c:2504) [ 251.631462][ T70] ? snapshot_read.cold (user.c:?) [ 251.631470][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 251.631475][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 251.631482][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 251.631487][ T70] ? netdev_notice (net/core/dev.c:13194) [ 251.631495][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 251.631498][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 251.631503][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 251.631506][ 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) [ 251.631511][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 251.631519][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 251.631524][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 251.631529][ T70] ? __up_write (kernel/locking/rwsem.c:1415) [ 251.631531][ T70] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 251.631538][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 251.631545][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 251.631551][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 251.631557][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 251.631563][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 251.631565][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 251.631571][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 251.631579][ T70] cleanup_net (net/core/net_namespace.c:706) [ 251.631584][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 251.631591][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 251.631594][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 251.631601][ T70] process_one_work (kernel/workqueue.c:3387) [ 251.631613][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 251.631618][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 251.631633][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 251.631640][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 251.631644][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 251.631648][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 251.631653][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 251.631657][ T70] kthread (kernel/kthread.c:436) [ 251.631660][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 251.631664][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 251.631669][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 251.631674][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 251.631680][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 251.631685][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 251.631690][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 255.472665][ T6928] softirqs last disabled at (39064): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 255.472668][ T6928] Preemption disabled at: | [ 255.472668][ T6928] vprintk_emit (kernel/printk/printk.c:2471) | [ 255.472677][ T6928] Tainted: [W]=WARN [ 255.472678][ T6928] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 255.472679][ T6928] Call Trace: [ 255.472681][ T6928] [ 255.472683][ T6928] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 255.472688][ T6928] ? vprintk_emit (kernel/printk/printk.c:2471) [ 255.472690][ T6928] __might_resched.cold (kernel/sched/core.c:9234) [ 255.472695][ T6928] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 255.472700][ T6928] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 255.472704][ T6928] __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)) [ 255.472706][ T6928] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 255.472712][ T6928] ? 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) [ 255.472715][ T6928] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 255.472719][ T6928] put_chars (drivers/char/virtio_console.c:1176) [ 255.472721][ T6928] ? __send_to_port (drivers/char/virtio_console.c:654) [ 255.472722][ T6928] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 255.472726][ T6928] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 255.472732][ T6928] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 255.472739][ T6928] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 255.472742][ T6928] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.472744][ T6928] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 255.472748][ T6928] console_emit_next_record (kernel/printk/printk.c:3183) [ 255.472752][ T6928] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 255.472754][ T6928] ? 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)) [ 255.472757][ T6928] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.472758][ T6928] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 255.472762][ T6928] console_flush_one_record (kernel/printk/printk.c:3268) [ 255.472767][ T6928] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 255.472769][ T6928] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 255.472774][ T6928] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 255.472777][ T6928] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 255.472779][ T6928] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.472782][ T6928] ? 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) [ 255.472786][ T6928] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 255.472788][ T6928] ? vprintk_emit (kernel/printk/printk.c:2478) [ 255.472791][ T6928] vprintk_emit (kernel/printk/printk.c:2479) [ 255.472794][ T6928] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 255.472796][ T6928] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 255.472799][ T6928] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 255.472802][ T6928] _printk (kernel/printk/printk.c:2504) [ 255.472806][ T6928] ? snapshot_read.cold (user.c:?) [ 255.472809][ T6928] ? br_multicast_flood (??:?) [ 255.472813][ T6928] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 255.472814][ T6928] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 255.472815][ T6928] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 255.472820][ T6928] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 255.472824][ T6928] br_init_port (net/bridge/br_stp_if.c:39) [ 255.472827][ T6928] new_nbp (net/bridge/br_if.c:449) [ 255.472831][ T6928] br_add_if (net/bridge/br_if.c:592) [ 255.472833][ T6928] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 255.472837][ T6928] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 255.472842][ T6928] do_set_master (net/core/rtnetlink.c:3071) [ 255.472846][ T6928] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 255.472849][ T6928] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 255.472853][ T6928] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 255.472854][ T6928] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 255.472857][ T6928] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 255.472860][ T6928] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 255.472862][ T6928] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 255.472864][ T6928] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 255.472866][ T6928] ? kasan_save_stack (mm/kasan/common.c:58) [ 255.472869][ T6928] ? kasan_save_stack (mm/kasan/common.c:57) [ 255.472870][ T6928] ? kasan_save_track (mm/kasan/common.c:78) [ 255.472871][ T6928] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 255.472873][ T6928] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 255.472875][ T6928] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 255.472878][ T6928] ? ___sys_sendmsg (net/socket.c:2758) [ 255.472882][ T6928] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 255.472884][ T6928] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 255.472886][ T6928] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.472888][ T6928] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 255.472889][ T6928] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.472891][ T6928] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.472892][ T6928] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 255.472895][ T6928] ? __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) [ 255.472897][ T6928] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 255.472899][ T6928] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 255.472902][ T6928] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 255.472903][ T6928] ? nla_get_range_signed (lib/nlattr.c:270) [ 255.472908][ T6928] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.472911][ T6928] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 255.472916][ T6928] rtnl_newlink (net/core/rtnetlink.c:4215) [ 255.472921][ T6928] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 255.472923][ T6928] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 255.472928][ T6928] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 255.472929][ T6928] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 255.472932][ T6928] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 255.472933][ T6928] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 255.472937][ T6928] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 255.472939][ T6928] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 255.472942][ T6928] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 255.472943][ T6928] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 255.472948][ T6928] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 255.472950][ T6928] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 255.472953][ T6928] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 255.472956][ T6928] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 255.472959][ T6928] ? netlink_ack (./include/linux/skbuff.h:2718) [ 255.472966][ T6928] ? 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)) [ 255.472968][ T6928] ? 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)) [ 255.472972][ T6928] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 255.472976][ T6928] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 255.472979][ T6928] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 255.472983][ T6928] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 255.472987][ T6928] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 255.472991][ T6928] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 255.472992][ T6928] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 255.472998][ T6928] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 255.473000][ T6928] ____sys_sendmsg (net/socket.c:2713) [ 255.473003][ T6928] ? copy_msghdr_from_user (net/socket.c:2650) [ 255.473005][ T6928] ? sock_write_iter (net/socket.c:1269) [ 255.473006][ T6928] ? move_addr_to_kernel (net/socket.c:258) [ 255.473014][ T6928] ___sys_sendmsg (net/socket.c:2767) [ 255.473017][ T6928] ? copy_msghdr_from_user (net/socket.c:2619) [ 255.473033][ T6928] __sys_sendmsg (net/socket.c:2799) [ 255.473035][ T6928] ? __sys_sendmsg_sock (net/socket.c:2780) [ 255.473042][ T6928] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 255.473045][ T6928] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 255.473048][ T6928] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 255.473051][ T6928] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 255.473053][ T6928] RIP: 0033:0x7f9ed8d5854e [ 255.473057][ T6928] 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 [ 255.473058][ T6928] RSP: 002b:00007ffc8755a920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 255.473061][ T6928] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9ed8d5854e [ 255.473062][ T6928] RDX: 0000000000000000 RSI: 00007ffc8755a9d0 RDI: 0000000000000005 [ 255.473063][ T6928] RBP: 00007ffc8755a930 R08: 0000000000000000 R09: 0000000000000000 [ 255.473064][ T6928] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e8b6 [ 255.473065][ T6928] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc8755b090 | [ 259.726769][ T70] softirqs last disabled at (7370880): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 259.726771][ T70] Preemption disabled at: | [ 259.726772][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 259.726783][ T70] Tainted: [W]=WARN [ 259.726784][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 259.726786][ T70] Workqueue: netns cleanup_net [ 259.726790][ T70] Call Trace: [ 259.726791][ T70] [ 259.726793][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 259.726799][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 259.726801][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 259.726806][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 259.726810][ 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) [ 259.726815][ 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)) [ 259.726817][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 259.726824][ 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) [ 259.726827][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 259.726831][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 259.726833][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 259.726835][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 259.726839][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 259.726842][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 259.726847][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 259.726851][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 259.726856][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 259.726860][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.726865][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 259.726869][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 259.726871][ 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)) [ 259.726874][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.726876][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 259.726880][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 259.726885][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 259.726887][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 259.726892][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 259.726895][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 259.726897][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.726899][ 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) [ 259.726903][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 259.726905][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 259.726908][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 259.726911][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 259.726913][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 259.726915][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 259.726916][ T70] ? kthread (kernel/kthread.c:436) [ 259.726919][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 259.726921][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 259.726926][ T70] _printk (kernel/printk/printk.c:2504) [ 259.726930][ T70] ? snapshot_read.cold (user.c:?) [ 259.726934][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 259.726938][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 259.726942][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 259.726945][ T70] ? netdev_notice (net/core/dev.c:13194) [ 259.726950][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.726952][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 259.726954][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 259.726956][ 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) [ 259.726959][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 259.726963][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 259.726967][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 259.726971][ T70] ? __up_write (kernel/locking/rwsem.c:1415) [ 259.726972][ T70] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 259.726976][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 259.726979][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 259.726983][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 259.726987][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 259.726991][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 259.726992][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 259.726996][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 259.727001][ T70] cleanup_net (net/core/net_namespace.c:706) [ 259.727004][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 259.727008][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 259.727010][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.727013][ T70] process_one_work (kernel/workqueue.c:3387) [ 259.727020][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 259.727023][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 259.727031][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 259.727035][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 259.727038][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 259.727041][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 259.727044][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 259.727046][ T70] kthread (kernel/kthread.c:436) [ 259.727048][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 259.727051][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 259.727054][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 259.727057][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 259.727061][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 259.727064][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 259.727067][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 263.995259][ T7142] softirqs last disabled at (32144): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 263.995262][ T7142] Preemption disabled at: | [ 263.995263][ T7142] vprintk_emit (kernel/printk/printk.c:2471) | [ 263.995271][ T7142] Tainted: [W]=WARN [ 263.995272][ T7142] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 263.995274][ T7142] Call Trace: [ 263.995276][ T7142] [ 263.995277][ T7142] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 263.995289][ T7142] ? vprintk_emit (kernel/printk/printk.c:2471) [ 263.995291][ T7142] __might_resched.cold (kernel/sched/core.c:9234) [ 263.995296][ T7142] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 263.995300][ T7142] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 263.995305][ T7142] __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)) [ 263.995307][ T7142] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 263.995313][ T7142] ? 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) [ 263.995316][ T7142] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 263.995320][ T7142] put_chars (drivers/char/virtio_console.c:1176) [ 263.995323][ T7142] ? __send_to_port (drivers/char/virtio_console.c:654) [ 263.995324][ T7142] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 263.995328][ T7142] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 263.995334][ T7142] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 263.995341][ T7142] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 263.995344][ T7142] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.995346][ T7142] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 263.995350][ T7142] console_emit_next_record (kernel/printk/printk.c:3183) [ 263.995354][ T7142] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 263.995356][ T7142] ? 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)) [ 263.995360][ T7142] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.995361][ T7142] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 263.995365][ T7142] console_flush_one_record (kernel/printk/printk.c:3268) [ 263.995370][ T7142] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 263.995372][ T7142] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 263.995380][ T7142] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 263.995384][ T7142] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 263.995387][ T7142] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.995390][ T7142] ? 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) [ 263.995395][ T7142] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 263.995398][ T7142] ? vprintk_emit (kernel/printk/printk.c:2478) [ 263.995402][ T7142] vprintk_emit (kernel/printk/printk.c:2479) [ 263.995407][ T7142] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 263.995410][ T7142] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 263.995415][ T7142] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 263.995420][ T7142] _printk (kernel/printk/printk.c:2504) [ 263.995425][ T7142] ? snapshot_read.cold (user.c:?) [ 263.995429][ T7142] ? br_multicast_flood (??:?) [ 263.995433][ T7142] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 263.995435][ T7142] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 263.995436][ T7142] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 263.995441][ T7142] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 263.995445][ T7142] br_init_port (net/bridge/br_stp_if.c:39) [ 263.995448][ T7142] new_nbp (net/bridge/br_if.c:449) [ 263.995452][ T7142] br_add_if (net/bridge/br_if.c:592) [ 263.995455][ T7142] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 263.995458][ T7142] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 263.995464][ T7142] do_set_master (net/core/rtnetlink.c:3071) [ 263.995468][ T7142] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 263.995471][ T7142] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 263.995475][ T7142] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 263.995476][ T7142] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 263.995479][ T7142] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 263.995483][ T7142] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 263.995485][ T7142] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 263.995487][ T7142] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 263.995489][ T7142] ? kasan_save_stack (mm/kasan/common.c:58) [ 263.995492][ T7142] ? kasan_save_stack (mm/kasan/common.c:57) [ 263.995493][ T7142] ? kasan_save_track (mm/kasan/common.c:78) [ 263.995494][ T7142] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 263.995497][ T7142] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 263.995499][ T7142] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 263.995502][ T7142] ? ___sys_sendmsg (net/socket.c:2758) [ 263.995506][ T7142] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 263.995508][ T7142] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 263.995510][ T7142] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.995512][ T7142] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 263.995514][ T7142] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.995515][ T7142] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.995517][ T7142] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 263.995519][ T7142] ? __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) [ 263.995522][ T7142] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 263.995524][ T7142] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 263.995528][ T7142] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 263.995529][ T7142] ? nla_get_range_signed (lib/nlattr.c:270) [ 263.995534][ T7142] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.995537][ T7142] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 263.995542][ T7142] rtnl_newlink (net/core/rtnetlink.c:4215) [ 263.995547][ T7142] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 263.995549][ T7142] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 263.995554][ T7142] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 263.995556][ T7142] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 263.995558][ T7142] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 263.995560][ T7142] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 263.995564][ T7142] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 263.995566][ T7142] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 263.995569][ T7142] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 263.995571][ T7142] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 263.995575][ T7142] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 263.995577][ T7142] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 263.995581][ T7142] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 263.995584][ T7142] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 263.995587][ T7142] ? netlink_ack (./include/linux/skbuff.h:2718) [ 263.995594][ T7142] ? 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)) [ 263.995596][ T7142] ? 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)) [ 263.995601][ T7142] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 263.995605][ T7142] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 263.995607][ T7142] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 263.995612][ T7142] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 263.995616][ T7142] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 263.995620][ T7142] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 263.995622][ T7142] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 263.995627][ T7142] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 263.995630][ T7142] ____sys_sendmsg (net/socket.c:2713) [ 263.995632][ T7142] ? copy_msghdr_from_user (net/socket.c:2650) [ 263.995635][ T7142] ? sock_write_iter (net/socket.c:1269) [ 263.995636][ T7142] ? move_addr_to_kernel (net/socket.c:258) [ 263.995644][ T7142] ___sys_sendmsg (net/socket.c:2767) [ 263.995647][ T7142] ? copy_msghdr_from_user (net/socket.c:2619) [ 263.995663][ T7142] __sys_sendmsg (net/socket.c:2799) [ 263.995666][ T7142] ? __sys_sendmsg_sock (net/socket.c:2780) [ 263.995672][ T7142] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.995675][ T7142] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 263.995679][ T7142] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 263.995682][ T7142] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 263.995684][ T7142] RIP: 0033:0x7f4fe5a1c54e [ 263.995688][ T7142] 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 [ 263.995690][ T7142] RSP: 002b:00007fff90a46940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 263.995692][ T7142] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4fe5a1c54e [ 263.995694][ T7142] RDX: 0000000000000000 RSI: 00007fff90a469f0 RDI: 0000000000000005 [ 263.995695][ T7142] RBP: 00007fff90a46950 R08: 0000000000000000 R09: 0000000000000000 [ 263.995696][ T7142] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e8bf [ 263.995697][ T7142] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff90a470b0 | [ 264.012205][ C0] | [ 264.012205][ C0] | [ 264.012205][ C0] stack backtrace: | [ 264.012211][ C0] Tainted: [W]=WARN [ 264.012212][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 264.012213][ C0] Call Trace: [ 264.012215][ C0] [ 264.012216][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 264.012220][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 264.012223][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 264.012225][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 264.012229][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 264.012231][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 264.012233][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 264.012235][ C0] ? futex_top_waiter (kernel/futex/core.c:766 (discriminator 3)) [ 264.012238][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 264.012240][ C0] ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 264.012242][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.012245][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 264.012247][ C0] console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 264.012249][ C0] ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 264.012251][ C0] vprintk_emit (kernel/printk/printk.c:2478) [ 264.012253][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 264.012255][ 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)) [ 264.012257][ C0] _printk (kernel/printk/printk.c:2504) [ 264.012259][ C0] ? snapshot_read.cold (user.c:?) [ 264.012261][ 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)) [ 264.012263][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 264.012266][ 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)) [ 264.012267][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 264.012269][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 264.012271][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 264.012273][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 264.012275][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 264.012278][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 264.012280][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 264.012286][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.012287][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 264.012289][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 264.012292][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 264.012294][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 264.012297][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 264.012301][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 264.012303][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 264.012305][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 264.012308][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.012309][ C0] handle_softirqs (kernel/softirq.c:645) [ 264.012312][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 264.012313][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 264.012316][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 264.012317][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 264.012319][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 264.012321][ C0] [ 264.012322][ C0] [ 264.012322][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 264.012324][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 264.012326][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 264.012329][ C0] Code: 48 8b 3d 94 92 68 02 e8 1f 00 00 00 48 2b 05 58 e3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 16 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 92 68 02 mov 0x2689294(%rip),%rdi # 0x268929b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 e3 a0 00 sub 0xa0e358(%rip),%rax # 0xa0e36b 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 16 0e 00 verw 0xe1613(%rip) # 0xe163b 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 [ 264.012331][ C0] RSP: 0018:ffffffffa1607cf8 EFLAGS: 00000296 [ 264.012333][ C0] RAX: 0000000000dd5a6b RBX: ffffffffa1630600 RCX: ffffffff9dd06247 [ 264.012334][ C0] RDX: ffffffffa1630600 RSI: ffffffffa0f11042 RDI: ffffffffa08949e0 [ 264.012335][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 264.012336][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff42c0fa2 [ 264.012337][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 264.012339][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 264.012342][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 264.012343][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 264.012345][ C0] default_idle_call (kernel/sched/idle.c:122) [ 264.012347][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 264.012349][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 264.012350][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 264.012354][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 264.012355][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.012357][ C0] do_idle (kernel/sched/idle.c:355) [ 264.012358][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 264.012360][ C0] rest_init (init/main.c:727) [ 264.012362][ C0] ? __cpuidle_text_end (??:?) [ 264.012365][ C0] ? rest_init (init/main.c:727) [ 264.012367][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 264.012370][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 264.012373][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 264.012375][ C0] start_kernel (init/main.c:1185) [ 264.012377][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 264.012379][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 264.012380][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 267.602424][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 267.602426][ T70] Preemption disabled at: | [ 267.602427][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 267.602438][ T70] Tainted: [W]=WARN [ 267.602439][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 267.602441][ T70] Workqueue: netns cleanup_net [ 267.602447][ T70] Call Trace: [ 267.602449][ T70] [ 267.602450][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 267.602456][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 267.602457][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 267.602461][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 267.602464][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 267.602468][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.602471][ 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)) [ 267.602474][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 267.602477][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 267.602481][ 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) [ 267.602483][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 267.602486][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 267.602488][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 267.602489][ T70] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 267.602492][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 267.602497][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 267.602499][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 267.602502][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 267.602504][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.602505][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.602507][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 267.602509][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 267.602512][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.602513][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.602514][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.602515][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 267.602517][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 267.602519][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 267.602522][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 267.602525][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 267.602527][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 267.602528][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 267.602530][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.602531][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 267.602533][ 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) [ 267.602534][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 267.602536][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 267.602538][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 267.602540][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 267.602542][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 267.602543][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 267.602545][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 267.602548][ T70] ? kthread (kernel/kthread.c:436) [ 267.602550][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 267.602553][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 267.602556][ T70] _printk (kernel/printk/printk.c:2504) [ 267.602559][ T70] ? snapshot_read.cold (user.c:?) [ 267.602562][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 267.602565][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 267.602567][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 267.602570][ T70] ? netdev_notice (net/core/dev.c:13194) [ 267.602572][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.602573][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 267.602575][ T70] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 267.602578][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 267.602579][ 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) [ 267.602581][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 267.602583][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 267.602586][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 267.602589][ T70] ? __up_write (kernel/locking/rwsem.c:1415) [ 267.602590][ T70] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 267.602591][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 267.602593][ T70] br_dev_delete (net/bridge/br_if.c:387) [ 267.602596][ T70] br_net_exit_rtnl (net/bridge/br.c:414) [ 267.602598][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 267.602600][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 267.602602][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 267.602606][ T70] cleanup_net (net/core/net_namespace.c:706) [ 267.602608][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 267.602610][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 267.602611][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.602613][ T70] process_one_work (kernel/workqueue.c:3387) [ 267.602616][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 267.602618][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 267.602621][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 267.602623][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 267.602626][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 267.602628][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 267.602630][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 267.602632][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 267.602634][ T70] kthread (kernel/kthread.c:436) [ 267.602636][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 267.602637][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 267.602639][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 267.602641][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 267.602643][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 267.602647][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 267.602649][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 270.758017][ T7334] softirqs last disabled at (0): 0x0 | [ 270.758019][ T7334] Preemption disabled at: | [ 270.758020][ T7334] vprintk_emit (kernel/printk/printk.c:2471) | [ 270.758030][ T7334] Tainted: [W]=WARN [ 270.758031][ T7334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 270.758033][ T7334] Call Trace: [ 270.758034][ T7334] [ 270.758035][ T7334] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 270.758041][ T7334] ? vprintk_emit (kernel/printk/printk.c:2471) [ 270.758042][ T7334] __might_resched.cold (kernel/sched/core.c:9234) [ 270.758046][ T7334] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 270.758050][ T7334] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.758052][ T7334] __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)) [ 270.758055][ T7334] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 270.758058][ T7334] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 270.758063][ T7334] ? 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) [ 270.758065][ T7334] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 270.758068][ T7334] put_chars (drivers/char/virtio_console.c:1176) [ 270.758070][ T7334] ? __send_to_port (drivers/char/virtio_console.c:654) [ 270.758071][ T7334] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 270.758074][ T7334] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 270.758079][ T7334] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 270.758082][ T7334] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 270.758083][ T7334] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.758085][ T7334] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.758088][ T7334] console_emit_next_record (kernel/printk/printk.c:3183) [ 270.758090][ T7334] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 270.758093][ T7334] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.758094][ T7334] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.758095][ T7334] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.758096][ T7334] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.758098][ T7334] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 270.758100][ T7334] console_flush_one_record (kernel/printk/printk.c:3268) [ 270.758102][ T7334] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 270.758105][ T7334] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 270.758107][ T7334] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.758109][ T7334] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 270.758110][ T7334] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.758111][ T7334] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 270.758113][ T7334] ? 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) [ 270.758115][ T7334] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 270.758116][ T7334] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 270.758118][ T7334] ? vprintk_emit (kernel/printk/printk.c:2478) [ 270.758120][ T7334] vprintk_emit (kernel/printk/printk.c:2479) [ 270.758122][ T7334] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 270.758124][ T7334] ? nsh_cleanup_module (./include/linux/skbuff.h:2830 (discriminator 3) net/nsh/nsh.c:119 (discriminator 3)) nsh [ 270.758126][ T7334] _printk (kernel/printk/printk.c:2504) [ 270.758129][ T7334] ? snapshot_read.cold (user.c:?) [ 270.758132][ T7334] ? 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) [ 270.758134][ T7334] dp_init (net/openvswitch/actions.c:729) openvswitch [ 270.758141][ T7334] ? nsh_cleanup_module (./include/linux/skbuff.h:2830 (discriminator 3) net/nsh/nsh.c:119 (discriminator 3)) nsh [ 270.758143][ T7334] do_one_initcall (init/main.c:1357) [ 270.758145][ T7334] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 270.758148][ T7334] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 270.758150][ T7334] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 270.758154][ T7334] do_init_module (kernel/module/main.c:3117) [ 270.758156][ T7334] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 270.758157][ T7334] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 270.758159][ T7334] load_module (kernel/module/main.c:3593) [ 270.758162][ T7334] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 270.758166][ T7334] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 270.758168][ T7334] ? __ia32_sys_fsconfig (??:?) [ 270.758171][ T7334] ? backing_file_read_iter (fs/backing-file.c:211) [ 270.758175][ T7334] init_module_from_file (kernel/module/main.c:3790) [ 270.758177][ T7334] ? __do_sys_init_module (kernel/module/main.c:3664) [ 270.758178][ T7334] ? ovl_mmap (fs/overlayfs/file.c:477) [ 270.758182][ T7334] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 270.758184][ T7334] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.758185][ T7334] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 270.758186][ T7334] ? 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) [ 270.758188][ T7334] idempotent_init_module (kernel/module/main.c:3802) [ 270.758190][ T7334] ? init_module_from_file (kernel/module/main.c:3791) [ 270.758192][ T7334] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 270.758194][ T7334] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 270.758197][ T7334] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 270.758199][ T7334] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 270.758202][ T7334] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 270.758206][ T7334] ? irq_exit_rcu (kernel/softirq.c:786) [ 270.758209][ T7334] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 270.758211][ T7334] RIP: 0033:0x7f03bf59937d [ 270.758213][ T7334] 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 [ 270.758215][ T7334] RSP: 002b:00007fffcbe0a148 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 270.758219][ T7334] RAX: ffffffffffffffda RBX: 000055e0dd542810 RCX: 00007f03bf59937d [ 270.758220][ T7334] RDX: 0000000000000000 RSI: 000055e0bb32fffd RDI: 0000000000000005 [ 270.758221][ T7334] RBP: 00007fffcbe0a1e0 R08: 0000000000000000 R09: 646f6d2f62696c2f [ 270.758222][ T7334] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e0bb32fffd [ 270.758223][ T7334] R13: 000055e0dd542a90 R14: 0000000000040000 R15: 0000000000000000 | [ 271.825885][ T7366] softirqs last disabled at (0): 0x0 | [ 271.825887][ T7366] Preemption disabled at: | [ 271.825887][ T7366] vprintk_emit (kernel/printk/printk.c:2471) | [ 271.825898][ T7366] Tainted: [W]=WARN [ 271.825899][ T7366] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 271.825901][ T7366] Call Trace: [ 271.825902][ T7366] [ 271.825903][ T7366] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 271.825909][ T7366] ? vprintk_emit (kernel/printk/printk.c:2471) [ 271.825911][ T7366] __might_resched.cold (kernel/sched/core.c:9234) [ 271.825915][ T7366] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 271.825918][ T7366] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.825921][ T7366] __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)) [ 271.825924][ T7366] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 271.825927][ T7366] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 271.825931][ T7366] ? 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) [ 271.825933][ T7366] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 271.825936][ T7366] put_chars (drivers/char/virtio_console.c:1176) [ 271.825938][ T7366] ? __send_to_port (drivers/char/virtio_console.c:654) [ 271.825939][ T7366] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 271.825942][ T7366] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 271.825944][ T7366] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 271.825949][ T7366] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 271.825951][ T7366] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 271.825953][ T7366] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.825954][ T7366] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.825956][ T7366] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 271.825958][ T7366] console_emit_next_record (kernel/printk/printk.c:3183) [ 271.825961][ T7366] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 271.825963][ T7366] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.825964][ T7366] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.825965][ T7366] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.825966][ T7366] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 271.825968][ T7366] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 271.825970][ T7366] console_flush_one_record (kernel/printk/printk.c:3268) [ 271.825973][ T7366] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 271.825976][ T7366] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 271.825978][ T7366] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 271.825980][ T7366] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 271.825982][ T7366] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.825983][ T7366] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 271.825984][ T7366] ? 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) [ 271.825986][ T7366] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 271.825988][ T7366] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 271.825990][ T7366] ? vprintk_emit (kernel/printk/printk.c:2478) [ 271.825992][ T7366] vprintk_emit (kernel/printk/printk.c:2479) [ 271.825994][ T7366] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 271.825996][ T7366] _printk (kernel/printk/printk.c:2504) [ 271.825999][ T7366] ? snapshot_read.cold (user.c:?) [ 271.826001][ T7366] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 271.826004][ T7366] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 271.826008][ T7366] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 271.826010][ T7366] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 271.826013][ T7366] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 271.826015][ T7366] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 271.826018][ T7366] ? netdev_notice (net/core/dev.c:13194) [ 271.826020][ T7366] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 271.826028][ T7366] ? 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) [ 271.826030][ T7366] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 271.826032][ T7366] netif_set_promiscuity (net/core/dev.c:9699) [ 271.826035][ T7366] dev_set_promiscuity (net/core/dev_api.c:288) [ 271.826037][ T7366] ? dev_disable_lro (net/core/dev_api.c:267) [ 271.826039][ T7366] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 271.826043][ T7366] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 271.826047][ T7366] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 271.826049][ T7366] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 271.826054][ T7366] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 271.826058][ T7366] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 271.826062][ T7366] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 271.826066][ T7366] ? __nla_validate_parse (lib/nlattr.c:635) [ 271.826070][ T7366] ? __nla_parse (lib/nlattr.c:732) [ 271.826072][ T7366] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 271.826077][ T7366] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 271.826079][ T7366] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 271.826083][ T7366] ? security_capable (security/security.c:660 (discriminator 11)) [ 271.826086][ T7366] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 271.826089][ T7366] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 271.826091][ T7366] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 271.826095][ T7366] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 271.826098][ T7366] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 271.826101][ T7366] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 271.826103][ T7366] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 271.826105][ T7366] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 271.826107][ T7366] ? netlink_ack (./include/linux/skbuff.h:2718) [ 271.826110][ T7366] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 271.826112][ T7366] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.826114][ T7366] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 271.826116][ T7366] genl_rcv (net/netlink/genetlink.c:1218) [ 271.826118][ T7366] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 271.826120][ T7366] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 271.826122][ T7366] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 271.826125][ T7366] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 271.826128][ T7366] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 271.826130][ T7366] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 271.826132][ T7366] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 271.826134][ T7366] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.826136][ T7366] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 271.826138][ T7366] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 271.826142][ T7366] __sys_sendto (net/socket.c:2281) [ 271.826144][ T7366] ? __ia32_sys_getpeername (net/socket.c:2235) [ 271.826148][ T7366] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.826149][ T7366] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 271.826151][ T7366] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 271.826153][ T7366] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 271.826155][ T7366] ? 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)) [ 271.826156][ T7366] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 271.826158][ T7366] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 271.826162][ T7366] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 271.826164][ T7366] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 271.826166][ T7366] RIP: 0033:0x7f0125ee5312 [ 271.826168][ T7366] 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) [ 271.826170][ T7366] RSP: 002b:00007fff26171d58 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 271.826174][ T7366] RAX: ffffffffffffffda RBX: 00007fff26171e88 RCX: 00007f0125ee5312 [ 271.826175][ T7366] RDX: 0000000000000038 RSI: 00007f0121b1b4f0 RDI: 0000000000000023 [ 271.826176][ T7366] RBP: 00007fff26171d80 R08: 00007fff26171f00 R09: 000000000000000c [ 271.826177][ T7366] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0123d42190 [ 271.826178][ T7366] R13: 00007fff26171e88 R14: 00007f012580401a R15: 00007fff26172278 | [ 279.807637][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 279.807639][ T70] Preemption disabled at: | [ 279.807640][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 279.807651][ T70] Tainted: [W]=WARN [ 279.807652][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 279.807654][ T70] Workqueue: netns cleanup_net [ 279.807660][ T70] Call Trace: [ 279.807662][ T70] [ 279.807663][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 279.807669][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 279.807671][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 279.807675][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 279.807678][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 279.807681][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.807683][ 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)) [ 279.807686][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 279.807689][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 279.807694][ 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) [ 279.807696][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 279.807699][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 279.807701][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 279.807702][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 279.807704][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 279.807707][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 279.807712][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 279.807714][ 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) [ 279.807716][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 279.807719][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 279.807720][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.807722][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 279.807724][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 279.807727][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 279.807729][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.807730][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.807731][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.807733][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 279.807735][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 279.807736][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 279.807739][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 279.807742][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 279.807744][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 279.807745][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 279.807747][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.807748][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 279.807750][ 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) [ 279.807751][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 279.807753][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 279.807755][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 279.807756][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 279.807759][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 279.807760][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 279.807762][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 279.807769][ T70] _printk (kernel/printk/printk.c:2504) [ 279.807772][ T70] ? snapshot_read.cold (user.c:?) [ 279.807774][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 279.807778][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 279.807784][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 279.807787][ T70] ? netdev_notice (net/core/dev.c:13194) [ 279.807789][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 279.807791][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 279.807794][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 279.807796][ 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) [ 279.807798][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 279.807800][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 279.807803][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 279.807805][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 279.807809][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 279.807815][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 279.807820][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.807823][ T70] notifier_call_chain (kernel/notifier.c:85) [ 279.807826][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 279.807829][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 279.807830][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 279.807833][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 279.807835][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 279.807836][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 279.807838][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 279.807840][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 279.807842][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 279.807845][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 279.807847][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 279.807849][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 279.807853][ T70] cleanup_net (net/core/net_namespace.c:706) [ 279.807855][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 279.807856][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.807858][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 279.807860][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.807861][ T70] process_one_work (kernel/workqueue.c:3387) [ 279.807866][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 279.807868][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 279.807870][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 279.807873][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 279.807875][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 279.807877][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 279.807880][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 279.807882][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 279.807883][ T70] kthread (kernel/kthread.c:436) [ 279.807885][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 279.807888][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 279.807890][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 279.807894][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 279.807896][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 279.807899][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 279.807901][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 281.772081][ T7619] softirqs last disabled at (0): 0x0 | [ 281.772083][ T7619] Preemption disabled at: | [ 281.772084][ T7619] vprintk_emit (kernel/printk/printk.c:2471) | [ 281.772094][ T7619] Tainted: [W]=WARN [ 281.772095][ T7619] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 281.772097][ T7619] Call Trace: [ 281.772099][ T7619] [ 281.772100][ T7619] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 281.772105][ T7619] ? vprintk_emit (kernel/printk/printk.c:2471) [ 281.772107][ T7619] __might_resched.cold (kernel/sched/core.c:9234) [ 281.772111][ T7619] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 281.772114][ T7619] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 281.772118][ T7619] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 281.772120][ T7619] __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)) [ 281.772123][ T7619] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 281.772126][ T7619] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 281.772131][ T7619] ? 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) [ 281.772133][ T7619] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 281.772135][ T7619] put_chars (drivers/char/virtio_console.c:1176) [ 281.772137][ T7619] ? __send_to_port (drivers/char/virtio_console.c:654) [ 281.772139][ T7619] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 281.772142][ T7619] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 281.772146][ T7619] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 281.772149][ T7619] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 281.772150][ T7619] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 281.772152][ T7619] console_emit_next_record (kernel/printk/printk.c:3183) [ 281.772155][ T7619] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 281.772157][ T7619] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 281.772158][ T7619] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 281.772159][ T7619] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 281.772161][ T7619] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 281.772163][ T7619] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 281.772164][ T7619] console_flush_one_record (kernel/printk/printk.c:3268) [ 281.772167][ T7619] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 281.772170][ T7619] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 281.772172][ T7619] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 281.772173][ T7619] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 281.772175][ T7619] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 281.772176][ T7619] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 281.772178][ T7619] ? 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) [ 281.772179][ T7619] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 281.772181][ T7619] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 281.772183][ T7619] ? vprintk_emit (kernel/printk/printk.c:2478) [ 281.772184][ T7619] vprintk_emit (kernel/printk/printk.c:2479) [ 281.772186][ T7619] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 281.772188][ T7619] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 281.772189][ T7619] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 281.772191][ T7619] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 281.772192][ T7619] _printk (kernel/printk/printk.c:2504) [ 281.772196][ T7619] ? snapshot_read.cold (user.c:?) [ 281.772198][ T7619] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 281.772199][ T7619] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 281.772202][ T7619] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 281.772204][ T7619] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 281.772207][ T7619] ? netdev_notice (net/core/dev.c:13194) [ 281.772208][ T7619] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 281.772216][ T7619] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 281.772219][ T7619] ? 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) [ 281.772221][ T7619] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 281.772223][ T7619] netif_set_promiscuity (net/core/dev.c:9699) [ 281.772228][ T7619] dev_set_promiscuity (net/core/dev_api.c:288) [ 281.772230][ T7619] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 281.772235][ T7619] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 281.772241][ T7619] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 281.772245][ T7619] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 281.772249][ T7619] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 281.772253][ T7619] ? security_capable (security/security.c:660 (discriminator 11)) [ 281.772256][ T7619] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 281.772258][ T7619] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 281.772260][ T7619] ? __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 [ 281.772264][ T7619] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 281.772267][ T7619] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 281.772271][ T7619] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 281.772273][ T7619] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 281.772275][ T7619] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 281.772277][ T7619] ? netlink_ack (./include/linux/skbuff.h:2718) [ 281.772280][ T7619] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 281.772281][ T7619] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 281.772283][ T7619] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 281.772284][ T7619] genl_rcv (net/netlink/genetlink.c:1218) [ 281.772286][ T7619] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 281.772289][ T7619] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 281.772291][ T7619] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 281.772292][ T7619] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 281.772294][ T7619] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 281.772296][ T7619] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 281.772298][ T7619] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 281.772300][ T7619] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 281.772302][ T7619] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 281.772306][ T7619] __sys_sendto (net/socket.c:2281) [ 281.772308][ T7619] ? __ia32_sys_getpeername (net/socket.c:2235) [ 281.772312][ T7619] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 281.772313][ T7619] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 281.772315][ T7619] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 281.772317][ T7619] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 281.772320][ T7619] ? 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)) [ 281.772322][ T7619] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 281.772323][ T7619] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 281.772326][ T7619] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 281.772328][ T7619] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 281.772330][ T7619] RIP: 0033:0x7f4bf2378312 [ 281.772332][ T7619] 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) [ 281.772334][ T7619] RSP: 002b:00007ffc6ccd5d88 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 281.772347][ T7619] RAX: ffffffffffffffda RBX: 00007ffc6ccd5eb8 RCX: 00007f4bf2378312 [ 281.772348][ T7619] RDX: 0000000000000024 RSI: 00007f4bedefe3d0 RDI: 0000000000000020 [ 281.772350][ T7619] RBP: 00007ffc6ccd5db0 R08: 00007ffc6ccd5f30 R09: 000000000000000c [ 281.772351][ T7619] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4bf01e5da0 [ 281.772352][ T7619] R13: 00007ffc6ccd5eb8 R14: 00007f4bf1c9701a R15: 00007ffc6ccd62a8 | [ 284.054327][ T7726] softirqs last disabled at (0): 0x0 | [ 284.054329][ T7726] Preemption disabled at: | [ 284.054330][ T7726] vprintk_emit (kernel/printk/printk.c:2471) | [ 284.054341][ T7726] Tainted: [W]=WARN [ 284.054342][ T7726] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 284.054351][ T7726] Call Trace: [ 284.054353][ T7726] [ 284.054354][ T7726] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 284.054360][ T7726] ? vprintk_emit (kernel/printk/printk.c:2471) [ 284.054362][ T7726] __might_resched.cold (kernel/sched/core.c:9234) [ 284.054366][ T7726] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 284.054370][ T7726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.054373][ T7726] __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)) [ 284.054376][ T7726] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 284.054379][ T7726] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 284.054384][ T7726] ? 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) [ 284.054386][ T7726] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 284.054389][ T7726] put_chars (drivers/char/virtio_console.c:1176) [ 284.054391][ T7726] ? __send_to_port (drivers/char/virtio_console.c:654) [ 284.054392][ T7726] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 284.054395][ T7726] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 284.054400][ T7726] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 284.054402][ T7726] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 284.054404][ T7726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.054405][ T7726] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.054408][ T7726] console_emit_next_record (kernel/printk/printk.c:3183) [ 284.054411][ T7726] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 284.054413][ T7726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.054414][ T7726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.054415][ T7726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.054416][ T7726] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.054419][ T7726] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 284.054420][ T7726] console_flush_one_record (kernel/printk/printk.c:3268) [ 284.054423][ T7726] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 284.054426][ T7726] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 284.054428][ T7726] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.054430][ T7726] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 284.054431][ T7726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.054432][ T7726] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 284.054434][ T7726] ? 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) [ 284.054436][ T7726] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 284.054437][ T7726] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 284.054440][ T7726] ? vprintk_emit (kernel/printk/printk.c:2478) [ 284.054441][ T7726] vprintk_emit (kernel/printk/printk.c:2479) [ 284.054443][ T7726] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 284.054444][ T7726] ? 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) [ 284.054446][ T7726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.054447][ T7726] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 284.054451][ T7726] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.054453][ T7726] _printk (kernel/printk/printk.c:2504) [ 284.054456][ T7726] ? snapshot_read.cold (user.c:?) [ 284.054458][ T7726] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 284.054462][ T7726] ? idr_get_free (??:?) [ 284.054464][ T7726] ? 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) [ 284.054467][ T7726] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 284.054475][ T7726] ? nla_get_range_signed (lib/nlattr.c:270) [ 284.054480][ T7726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.054481][ T7726] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 284.054484][ T7726] __nla_validate_parse (lib/nlattr.c:635) [ 284.054487][ T7726] __nla_parse (lib/nlattr.c:732) [ 284.054489][ T7726] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 284.054492][ T7726] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 284.054494][ T7726] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 284.054496][ T7726] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 284.054500][ T7726] ? security_capable (security/security.c:660 (discriminator 11)) [ 284.054503][ T7726] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 284.054505][ T7726] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 284.054508][ T7726] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 284.054515][ T7726] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 284.054518][ T7726] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 284.054521][ T7726] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 284.054523][ T7726] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 284.054525][ T7726] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 284.054527][ T7726] ? netlink_ack (./include/linux/skbuff.h:2718) [ 284.054530][ T7726] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.054532][ T7726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.054533][ T7726] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 284.054535][ T7726] genl_rcv (net/netlink/genetlink.c:1218) [ 284.054537][ T7726] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 284.054540][ T7726] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 284.054542][ T7726] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 284.054545][ T7726] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 284.054547][ T7726] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.054549][ T7726] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.054550][ T7726] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 284.054553][ T7726] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 284.054557][ T7726] __sys_sendto (net/socket.c:2281) [ 284.054559][ T7726] ? __ia32_sys_getpeername (net/socket.c:2235) [ 284.054563][ T7726] ? fput_close_sync (fs/file_table.c:617) [ 284.054566][ T7726] ? alloc_file_clone (fs/file_table.c:479) [ 284.054568][ T7726] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 284.054570][ T7726] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 284.054571][ T7726] ? 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)) [ 284.054573][ T7726] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 284.054574][ T7726] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 284.054577][ T7726] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 284.054580][ T7726] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 284.054582][ T7726] RIP: 0033:0x7efe972d6312 [ 284.054584][ T7726] 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) [ 284.054586][ T7726] RSP: 002b:00007ffc418a4198 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 284.054590][ T7726] RAX: ffffffffffffffda RBX: 00007ffc418a42c8 RCX: 00007efe972d6312 [ 284.054591][ T7726] RDX: 0000000000000044 RSI: 00007efe9501b410 RDI: 0000000000000020 [ 284.054592][ T7726] RBP: 00007ffc418a41c0 R08: 00007ffc418a4340 R09: 000000000000000c [ 284.054593][ T7726] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efe9513a0b0 [ 284.054594][ T7726] R13: 00007ffc418a42c8 R14: 00007efe96bf501a R15: 00007ffc418a46b8 | [ 285.703023][ T7783] softirqs last disabled at (0): 0x0 | [ 285.703025][ T7783] Preemption disabled at: | [ 285.703026][ T7783] vprintk_emit (kernel/printk/printk.c:2471) | [ 285.703036][ T7783] Tainted: [W]=WARN [ 285.703038][ T7783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 285.703039][ T7783] Call Trace: [ 285.703041][ T7783] [ 285.703042][ T7783] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 285.703048][ T7783] ? vprintk_emit (kernel/printk/printk.c:2471) [ 285.703050][ T7783] __might_resched.cold (kernel/sched/core.c:9234) [ 285.703054][ T7783] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 285.703058][ T7783] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.703061][ T7783] __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)) [ 285.703064][ T7783] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 285.703067][ T7783] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 285.703072][ T7783] ? 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) [ 285.703074][ T7783] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 285.703077][ T7783] put_chars (drivers/char/virtio_console.c:1176) [ 285.703079][ T7783] ? __send_to_port (drivers/char/virtio_console.c:654) [ 285.703081][ T7783] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 285.703084][ T7783] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 285.703086][ T7783] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 285.703091][ T7783] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 285.703094][ T7783] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 285.703096][ T7783] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.703097][ T7783] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.703098][ T7783] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 285.703101][ T7783] console_emit_next_record (kernel/printk/printk.c:3183) [ 285.703104][ T7783] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 285.703107][ T7783] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.703108][ T7783] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.703109][ T7783] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.703111][ T7783] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 285.703113][ T7783] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 285.703115][ T7783] console_flush_one_record (kernel/printk/printk.c:3268) [ 285.703118][ T7783] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 285.703122][ T7783] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 285.703124][ T7783] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 285.703126][ T7783] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 285.703128][ T7783] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.703129][ T7783] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 285.703131][ T7783] ? 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) [ 285.703133][ T7783] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 285.703134][ T7783] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 285.703137][ T7783] ? vprintk_emit (kernel/printk/printk.c:2478) [ 285.703139][ T7783] vprintk_emit (kernel/printk/printk.c:2479) [ 285.703141][ T7783] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 285.703143][ T7783] _printk (kernel/printk/printk.c:2504) [ 285.703147][ T7783] ? snapshot_read.cold (user.c:?) [ 285.703149][ T7783] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 285.703151][ T7783] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 285.703156][ T7783] ? 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) [ 285.703157][ T7783] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 285.703159][ T7783] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 285.703162][ T7783] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 285.703165][ T7783] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 285.703168][ T7783] ? netdev_notice (net/core/dev.c:13194) [ 285.703171][ T7783] ? 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) [ 285.703172][ T7783] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 285.703175][ T7783] netif_set_promiscuity (net/core/dev.c:9699) [ 285.703177][ T7783] dev_set_promiscuity (net/core/dev_api.c:288) [ 285.703179][ T7783] ? dev_disable_lro (net/core/dev_api.c:267) [ 285.703181][ T7783] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 285.703190][ T7783] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 285.703194][ T7783] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 285.703196][ T7783] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 285.703201][ T7783] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 285.703205][ T7783] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 285.703210][ T7783] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 285.703214][ T7783] ? __nla_validate_parse (lib/nlattr.c:635) [ 285.703218][ T7783] ? __nla_parse (lib/nlattr.c:732) [ 285.703220][ T7783] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 285.703225][ T7783] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 285.703227][ T7783] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 285.703232][ T7783] ? security_capable (security/security.c:660 (discriminator 11)) [ 285.703235][ T7783] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 285.703237][ T7783] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 285.703240][ T7783] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 285.703244][ T7783] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 285.703247][ T7783] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 285.703250][ T7783] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 285.703253][ T7783] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 285.703254][ T7783] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 285.703257][ T7783] ? netlink_ack (./include/linux/skbuff.h:2718) [ 285.703260][ T7783] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 285.703262][ T7783] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.703263][ T7783] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 285.703266][ T7783] genl_rcv (net/netlink/genetlink.c:1218) [ 285.703268][ T7783] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 285.703271][ T7783] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 285.703273][ T7783] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 285.703275][ T7783] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.703276][ T7783] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 285.703278][ T7783] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 285.703281][ T7783] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 285.703283][ T7783] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 285.703285][ T7783] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.703287][ T7783] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 285.703290][ T7783] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 285.703293][ T7783] __sys_sendto (net/socket.c:2281) [ 285.703296][ T7783] ? __ia32_sys_getpeername (net/socket.c:2235) [ 285.703299][ T7783] ? do_futex (kernel/futex/syscalls.c:138) [ 285.703301][ T7783] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 285.703304][ T7783] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 285.703309][ T7783] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 285.703311][ T7783] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 285.703314][ T7783] ? 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)) [ 285.703316][ T7783] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 285.703318][ T7783] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 285.703321][ T7783] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 285.703324][ T7783] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 285.703326][ T7783] RIP: 0033:0x7fb3f1f86312 [ 285.703329][ T7783] 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) [ 285.703331][ T7783] RSP: 002b:00007ffcaeb23168 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 285.703335][ T7783] RAX: ffffffffffffffda RBX: 00007ffcaeb23298 RCX: 00007fb3f1f86312 [ 285.703337][ T7783] RDX: 0000000000000034 RSI: 00007fb3ec2483f0 RDI: 0000000000000023 [ 285.703338][ T7783] RBP: 00007ffcaeb23190 R08: 00007ffcaeb23310 R09: 000000000000000c [ 285.703339][ T7783] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb3efde6190 [ 285.703340][ T7783] R13: 00007ffcaeb23298 R14: 00007fb3f18a501a R15: 00007ffcaeb23688 | [ 292.901709][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 292.901711][ T70] Preemption disabled at: | [ 292.901712][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 292.901722][ T70] Tainted: [W]=WARN [ 292.901723][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 292.901725][ T70] Workqueue: netns cleanup_net [ 292.901731][ T70] Call Trace: [ 292.901732][ T70] [ 292.901734][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 292.901739][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 292.901741][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 292.901745][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 292.901748][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 292.901751][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.901753][ 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)) [ 292.901756][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 292.901759][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 292.901764][ 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) [ 292.901766][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 292.901769][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 292.901770][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 292.901772][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 292.901774][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 292.901777][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 292.901786][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 292.901789][ 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) [ 292.901791][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 292.901794][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 292.901796][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.901797][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.901800][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 292.901804][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 292.901806][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.901807][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.901809][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.901810][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.901812][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 292.901814][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 292.901817][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 292.901821][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 292.901823][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.901825][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 292.901827][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.901828][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 292.901830][ 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) [ 292.901832][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 292.901834][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 292.901836][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 292.901838][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 292.901840][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 292.901842][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 292.901844][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 292.901852][ T70] _printk (kernel/printk/printk.c:2504) [ 292.901855][ T70] ? snapshot_read.cold (user.c:?) [ 292.901858][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 292.901861][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 292.901864][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 292.901866][ T70] ? netdev_notice (net/core/dev.c:13194) [ 292.901868][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 292.901871][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 292.901874][ 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) [ 292.901876][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 292.901879][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 292.901882][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 292.901884][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 292.901887][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 292.901893][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 292.901898][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.901900][ T70] notifier_call_chain (kernel/notifier.c:85) [ 292.901904][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 292.901907][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 292.901909][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 292.901912][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 292.901914][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 292.901915][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.901918][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 292.901920][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 292.901922][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 292.901925][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 292.901928][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 292.901930][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 292.901933][ T70] cleanup_net (net/core/net_namespace.c:706) [ 292.901935][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 292.901937][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.901939][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.901941][ T70] process_one_work (kernel/workqueue.c:3387) [ 292.901946][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 292.901948][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 292.901951][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 292.901954][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 292.901957][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 292.901959][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 292.901961][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 292.901963][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 292.901966][ T70] kthread (kernel/kthread.c:436) [ 292.901968][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 292.901971][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 292.901974][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 292.901977][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 292.901980][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 292.901983][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 292.901985][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 294.978267][ T8009] softirqs last disabled at (0): 0x0 | [ 294.978269][ T8009] Preemption disabled at: | [ 294.978269][ T8009] vprintk_emit (kernel/printk/printk.c:2471) | [ 294.978279][ T8009] Tainted: [W]=WARN [ 294.978280][ T8009] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 294.978282][ T8009] Call Trace: [ 294.978283][ T8009] [ 294.978285][ T8009] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 294.978291][ T8009] ? vprintk_emit (kernel/printk/printk.c:2471) [ 294.978292][ T8009] __might_resched.cold (kernel/sched/core.c:9234) [ 294.978297][ T8009] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 294.978300][ T8009] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 294.978304][ T8009] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 294.978306][ T8009] __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)) [ 294.978309][ T8009] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 294.978312][ T8009] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 294.978317][ T8009] ? 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) [ 294.978319][ T8009] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 294.978321][ T8009] put_chars (drivers/char/virtio_console.c:1176) [ 294.978323][ T8009] ? __send_to_port (drivers/char/virtio_console.c:654) [ 294.978325][ T8009] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 294.978327][ T8009] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 294.978332][ T8009] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 294.978334][ T8009] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 294.978335][ T8009] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 294.978338][ T8009] console_emit_next_record (kernel/printk/printk.c:3183) [ 294.978341][ T8009] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 294.978343][ T8009] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 294.978344][ T8009] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 294.978345][ T8009] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 294.978346][ T8009] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 294.978348][ T8009] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 294.978350][ T8009] console_flush_one_record (kernel/printk/printk.c:3268) [ 294.978352][ T8009] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 294.978355][ T8009] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 294.978357][ T8009] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 294.978359][ T8009] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 294.978361][ T8009] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 294.978362][ T8009] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 294.978363][ T8009] ? 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) [ 294.978365][ T8009] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 294.978366][ T8009] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 294.978369][ T8009] ? vprintk_emit (kernel/printk/printk.c:2478) [ 294.978370][ T8009] vprintk_emit (kernel/printk/printk.c:2479) [ 294.978372][ T8009] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 294.978373][ T8009] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 294.978375][ T8009] _printk (kernel/printk/printk.c:2504) [ 294.978385][ T8009] ? snapshot_read.cold (user.c:?) [ 294.978387][ T8009] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 294.978388][ T8009] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 294.978391][ T8009] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 294.978394][ T8009] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 294.978396][ T8009] ? netdev_notice (net/core/dev.c:13194) [ 294.978398][ T8009] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 294.978405][ T8009] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 294.978409][ T8009] ? 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) [ 294.978411][ T8009] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 294.978413][ T8009] netif_set_promiscuity (net/core/dev.c:9699) [ 294.978417][ T8009] dev_set_promiscuity (net/core/dev_api.c:288) [ 294.978420][ T8009] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 294.978424][ T8009] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 294.978430][ T8009] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 294.978434][ T8009] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 294.978438][ T8009] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 294.978441][ T8009] ? security_capable (security/security.c:660 (discriminator 11)) [ 294.978444][ T8009] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 294.978447][ T8009] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 294.978449][ T8009] ? __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 [ 294.978452][ T8009] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 294.978456][ T8009] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 294.978459][ T8009] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 294.978461][ T8009] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 294.978463][ T8009] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 294.978466][ T8009] ? netlink_ack (./include/linux/skbuff.h:2718) [ 294.978468][ T8009] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 294.978470][ T8009] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 294.978471][ T8009] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 294.978473][ T8009] genl_rcv (net/netlink/genetlink.c:1218) [ 294.978475][ T8009] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 294.978477][ T8009] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 294.978479][ T8009] ? __futex_wake_mark (kernel/futex/waitwake.c:123 (discriminator 4) kernel/futex/waitwake.c:110 (discriminator 4)) [ 294.978483][ T8009] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 294.978485][ T8009] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 294.978487][ T8009] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 294.978488][ T8009] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 294.978490][ T8009] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 294.978493][ T8009] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 294.978496][ T8009] __sys_sendto (net/socket.c:2281) [ 294.978498][ T8009] ? __ia32_sys_getpeername (net/socket.c:2235) [ 294.978500][ T8009] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 294.978502][ T8009] ? do_futex (kernel/futex/syscalls.c:133) [ 294.978504][ T8009] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 294.978506][ T8009] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 294.978508][ T8009] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 294.978510][ T8009] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 294.978513][ T8009] ? 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)) [ 294.978515][ T8009] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 294.978516][ T8009] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 294.978519][ T8009] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 294.978521][ T8009] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 294.978523][ T8009] RIP: 0033:0x7f401223b312 [ 294.978525][ T8009] 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) [ 294.978527][ T8009] RSP: 002b:00007ffef311e058 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 294.978530][ T8009] RAX: ffffffffffffffda RBX: 00007ffef311e188 RCX: 00007f401223b312 [ 294.978532][ T8009] RDX: 0000000000000024 RSI: 00007f400de0db30 RDI: 0000000000000020 [ 294.978533][ T8009] RBP: 00007ffef311e080 R08: 00007ffef311e200 R09: 000000000000000c [ 294.978534][ T8009] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f401009de10 [ 294.978534][ T8009] R13: 00007ffef311e188 R14: 00007f4011b5a01a R15: 00007ffef311e578 | [ 297.066187][ T8104] softirqs last disabled at (0): 0x0 | [ 297.066189][ T8104] Preemption disabled at: | [ 297.066190][ T8104] vprintk_emit (kernel/printk/printk.c:2471) | [ 297.066200][ T8104] Tainted: [W]=WARN [ 297.066201][ T8104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 297.066203][ T8104] Call Trace: [ 297.066204][ T8104] [ 297.066206][ T8104] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 297.066211][ T8104] ? vprintk_emit (kernel/printk/printk.c:2471) [ 297.066212][ T8104] __might_resched.cold (kernel/sched/core.c:9234) [ 297.066216][ T8104] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 297.066220][ T8104] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.066222][ T8104] __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)) [ 297.066225][ T8104] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 297.066228][ T8104] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 297.066233][ T8104] ? 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) [ 297.066235][ T8104] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 297.066238][ T8104] put_chars (drivers/char/virtio_console.c:1176) [ 297.066239][ T8104] ? __send_to_port (drivers/char/virtio_console.c:654) [ 297.066241][ T8104] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 297.066244][ T8104] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 297.066249][ T8104] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 297.066251][ T8104] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 297.066253][ T8104] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.066254][ T8104] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.066256][ T8104] console_emit_next_record (kernel/printk/printk.c:3183) [ 297.066259][ T8104] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 297.066261][ T8104] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.066262][ T8104] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.066263][ T8104] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.066264][ T8104] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.066266][ T8104] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 297.066268][ T8104] console_flush_one_record (kernel/printk/printk.c:3268) [ 297.066270][ T8104] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 297.066273][ T8104] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 297.066275][ T8104] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.066276][ T8104] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 297.066278][ T8104] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.066279][ T8104] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 297.066280][ T8104] ? 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) [ 297.066282][ T8104] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 297.066283][ T8104] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 297.066285][ T8104] ? vprintk_emit (kernel/printk/printk.c:2478) [ 297.066287][ T8104] vprintk_emit (kernel/printk/printk.c:2479) [ 297.066289][ T8104] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 297.066290][ T8104] ? 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) [ 297.066292][ T8104] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.066293][ T8104] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 297.066297][ T8104] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.066298][ T8104] _printk (kernel/printk/printk.c:2504) [ 297.066301][ T8104] ? snapshot_read.cold (user.c:?) [ 297.066303][ T8104] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 297.066307][ T8104] ? idr_get_free (??:?) [ 297.066309][ T8104] ? 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) [ 297.066312][ T8104] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 297.066320][ T8104] ? nla_get_range_signed (lib/nlattr.c:270) [ 297.066324][ T8104] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.066325][ T8104] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 297.066328][ T8104] __nla_validate_parse (lib/nlattr.c:635) [ 297.066331][ T8104] __nla_parse (lib/nlattr.c:732) [ 297.066333][ T8104] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 297.066335][ T8104] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 297.066337][ T8104] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 297.066339][ T8104] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 297.066343][ T8104] ? security_capable (security/security.c:660 (discriminator 11)) [ 297.066346][ T8104] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 297.066348][ T8104] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 297.066351][ T8104] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 297.066358][ T8104] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 297.066361][ T8104] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 297.066363][ T8104] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 297.066365][ T8104] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 297.066367][ T8104] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 297.066369][ T8104] ? netlink_ack (./include/linux/skbuff.h:2718) [ 297.066372][ T8104] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.066373][ T8104] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.066375][ T8104] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 297.066377][ T8104] genl_rcv (net/netlink/genetlink.c:1218) [ 297.066378][ T8104] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 297.066380][ T8104] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 297.066383][ T8104] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 297.066392][ T8104] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 297.066394][ T8104] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.066395][ T8104] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.066397][ T8104] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 297.066400][ T8104] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 297.066403][ T8104] __sys_sendto (net/socket.c:2281) [ 297.066405][ T8104] ? __ia32_sys_getpeername (net/socket.c:2235) [ 297.066409][ T8104] ? fput_close_sync (fs/file_table.c:617) [ 297.066412][ T8104] ? alloc_file_clone (fs/file_table.c:479) [ 297.066414][ T8104] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 297.066416][ T8104] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 297.066417][ T8104] ? 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)) [ 297.066418][ T8104] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 297.066420][ T8104] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 297.066422][ T8104] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 297.066424][ T8104] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 297.066426][ T8104] RIP: 0033:0x7f1329ac1312 [ 297.066428][ T8104] 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) [ 297.066430][ T8104] RSP: 002b:00007fffbb9d0378 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 297.066433][ T8104] RAX: ffffffffffffffda RBX: 00007fffbb9d04a8 RCX: 00007f1329ac1312 [ 297.066435][ T8104] RDX: 0000000000000044 RSI: 00007f13256824c0 RDI: 0000000000000020 [ 297.066436][ T8104] RBP: 00007fffbb9d03a0 R08: 00007fffbb9d0520 R09: 000000000000000c [ 297.066437][ T8104] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f132791e0b0 [ 297.066437][ T8104] R13: 00007fffbb9d04a8 R14: 00007f13293e001a R15: 00007fffbb9d0898 | [ 298.739990][ T8161] softirqs last disabled at (0): 0x0 | [ 298.739991][ T8161] Preemption disabled at: | [ 298.739992][ T8161] vprintk_emit (kernel/printk/printk.c:2471) | [ 298.740001][ T8161] Tainted: [W]=WARN [ 298.740002][ T8161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 298.740004][ T8161] Call Trace: [ 298.740006][ T8161] [ 298.740007][ T8161] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 298.740012][ T8161] ? vprintk_emit (kernel/printk/printk.c:2471) [ 298.740013][ T8161] __might_resched.cold (kernel/sched/core.c:9234) [ 298.740017][ T8161] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 298.740020][ T8161] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.740023][ T8161] __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)) [ 298.740026][ T8161] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 298.740029][ T8161] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 298.740034][ T8161] ? 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) [ 298.740036][ T8161] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 298.740040][ T8161] put_chars (drivers/char/virtio_console.c:1176) [ 298.740042][ T8161] ? __send_to_port (drivers/char/virtio_console.c:654) [ 298.740044][ T8161] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 298.740046][ T8161] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 298.740049][ T8161] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 298.740053][ T8161] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 298.740055][ T8161] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 298.740057][ T8161] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.740058][ T8161] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.740059][ T8161] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 298.740062][ T8161] console_emit_next_record (kernel/printk/printk.c:3183) [ 298.740064][ T8161] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 298.740066][ T8161] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.740067][ T8161] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.740068][ T8161] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.740069][ T8161] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 298.740071][ T8161] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 298.740073][ T8161] console_flush_one_record (kernel/printk/printk.c:3268) [ 298.740075][ T8161] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 298.740078][ T8161] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 298.740080][ T8161] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 298.740081][ T8161] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 298.740083][ T8161] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.740084][ T8161] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 298.740086][ T8161] ? 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) [ 298.740087][ T8161] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 298.740088][ T8161] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 298.740090][ T8161] ? vprintk_emit (kernel/printk/printk.c:2478) [ 298.740092][ T8161] vprintk_emit (kernel/printk/printk.c:2479) [ 298.740094][ T8161] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 298.740096][ T8161] _printk (kernel/printk/printk.c:2504) [ 298.740099][ T8161] ? snapshot_read.cold (user.c:?) [ 298.740100][ T8161] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 298.740103][ T8161] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 298.740107][ T8161] ? 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) [ 298.740108][ T8161] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 298.740110][ T8161] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 298.740113][ T8161] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 298.740115][ T8161] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 298.740117][ T8161] ? netdev_notice (net/core/dev.c:13194) [ 298.740119][ T8161] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 298.740126][ T8161] ? 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) [ 298.740128][ T8161] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 298.740130][ T8161] netif_set_promiscuity (net/core/dev.c:9699) [ 298.740133][ T8161] dev_set_promiscuity (net/core/dev_api.c:288) [ 298.740134][ T8161] ? dev_disable_lro (net/core/dev_api.c:267) [ 298.740136][ T8161] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 298.740140][ T8161] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 298.740144][ T8161] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 298.740145][ T8161] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 298.740150][ T8161] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 298.740153][ T8161] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 298.740157][ T8161] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 298.740160][ T8161] ? __nla_validate_parse (lib/nlattr.c:635) [ 298.740165][ T8161] ? __nla_parse (lib/nlattr.c:732) [ 298.740166][ T8161] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 298.740170][ T8161] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 298.740173][ T8161] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 298.740176][ T8161] ? security_capable (security/security.c:660 (discriminator 11)) [ 298.740179][ T8161] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 298.740181][ T8161] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 298.740183][ T8161] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 298.740187][ T8161] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 298.740189][ T8161] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 298.740192][ T8161] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 298.740194][ T8161] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 298.740196][ T8161] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 298.740198][ T8161] ? netlink_ack (./include/linux/skbuff.h:2718) [ 298.740201][ T8161] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 298.740202][ T8161] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.740203][ T8161] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 298.740205][ T8161] genl_rcv (net/netlink/genetlink.c:1218) [ 298.740207][ T8161] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 298.740209][ T8161] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 298.740211][ T8161] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 298.740212][ T8161] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.740213][ T8161] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 298.740215][ T8161] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 298.740217][ T8161] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 298.740219][ T8161] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 298.740221][ T8161] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.740222][ T8161] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 298.740225][ T8161] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 298.740228][ T8161] __sys_sendto (net/socket.c:2281) [ 298.740230][ T8161] ? __ia32_sys_getpeername (net/socket.c:2235) [ 298.740232][ T8161] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 298.740236][ T8161] ? do_futex (kernel/futex/syscalls.c:138) [ 298.740238][ T8161] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 298.740240][ T8161] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 298.740244][ T8161] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 298.740245][ T8161] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 298.740247][ T8161] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 298.740250][ T8161] ? 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)) [ 298.740252][ T8161] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 298.740253][ T8161] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 298.740256][ T8161] ? irq_exit_rcu (kernel/softirq.c:786) [ 298.740258][ T8161] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 298.740260][ T8161] RIP: 0033:0x7fe4f980a312 [ 298.740262][ T8161] 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) [ 298.740264][ T8161] RSP: 002b:00007ffc9ea48008 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 298.740268][ T8161] RAX: ffffffffffffffda RBX: 00007ffc9ea48138 RCX: 00007fe4f980a312 [ 298.740270][ T8161] RDX: 0000000000000034 RSI: 00007fe4f541fcb0 RDI: 0000000000000023 [ 298.740270][ T8161] RBP: 00007ffc9ea48030 R08: 00007ffc9ea481b0 R09: 000000000000000c [ 298.740272][ T8161] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe4f766e190 [ 298.740273][ T8161] R13: 00007ffc9ea48138 R14: 00007fe4f912901a R15: 00007ffc9ea48528 | [ 305.624013][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 305.624015][ T70] Preemption disabled at: | [ 305.624016][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 305.624027][ T70] Tainted: [W]=WARN [ 305.624028][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 305.624030][ T70] Workqueue: netns cleanup_net [ 305.624036][ T70] Call Trace: [ 305.624037][ T70] [ 305.624039][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 305.624045][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 305.624046][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 305.624050][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 305.624053][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 305.624056][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.624058][ 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)) [ 305.624061][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 305.624064][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 305.624068][ 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) [ 305.624070][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 305.624073][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 305.624074][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 305.624076][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 305.624077][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 305.624080][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 305.624085][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 305.624087][ 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) [ 305.624089][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 305.624091][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 305.624093][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.624094][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.624097][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 305.624100][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 305.624102][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.624103][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.624104][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.624105][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.624107][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 305.624108][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 305.624111][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 305.624114][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 305.624115][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.624117][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 305.624119][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.624120][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 305.624121][ 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) [ 305.624123][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 305.624124][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 305.624126][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 305.624127][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 305.624129][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 305.624130][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 305.624132][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 305.624138][ T70] _printk (kernel/printk/printk.c:2504) [ 305.624142][ T70] ? snapshot_read.cold (user.c:?) [ 305.624144][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 305.624147][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 305.624149][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 305.624152][ T70] ? netdev_notice (net/core/dev.c:13194) [ 305.624153][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 305.624156][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 305.624158][ 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) [ 305.624160][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 305.624162][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 305.624165][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 305.624167][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 305.624170][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 305.624176][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 305.624180][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.624182][ T70] notifier_call_chain (kernel/notifier.c:85) [ 305.624185][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 305.624188][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 305.624189][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 305.624192][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 305.624193][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 305.624194][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.624196][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 305.624198][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 305.624199][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 305.624202][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 305.624204][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 305.624206][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 305.624208][ T70] cleanup_net (net/core/net_namespace.c:706) [ 305.624210][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 305.624212][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.624214][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.624215][ T70] process_one_work (kernel/workqueue.c:3387) [ 305.624219][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 305.624221][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 305.624223][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 305.624225][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 305.624228][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 305.624229][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 305.624232][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 305.624234][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 305.624235][ T70] kthread (kernel/kthread.c:436) [ 305.624237][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 305.624240][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 305.624242][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 305.624245][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 305.624247][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 305.624250][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 305.624252][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 307.622662][ T8388] softirqs last disabled at (0): 0x0 | [ 307.622664][ T8388] Preemption disabled at: | [ 307.622665][ T8388] vprintk_emit (kernel/printk/printk.c:2471) | [ 307.622675][ T8388] Tainted: [W]=WARN [ 307.622675][ T8388] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 307.622677][ T8388] Call Trace: [ 307.622678][ T8388] [ 307.622680][ T8388] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 307.622685][ T8388] ? vprintk_emit (kernel/printk/printk.c:2471) [ 307.622686][ T8388] __might_resched.cold (kernel/sched/core.c:9234) [ 307.622691][ T8388] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 307.622694][ T8388] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 307.622698][ T8388] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.622700][ T8388] __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)) [ 307.622703][ T8388] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 307.622706][ T8388] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 307.622710][ T8388] ? 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) [ 307.622712][ T8388] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 307.622715][ T8388] put_chars (drivers/char/virtio_console.c:1176) [ 307.622716][ T8388] ? __send_to_port (drivers/char/virtio_console.c:654) [ 307.622718][ T8388] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 307.622721][ T8388] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 307.622725][ T8388] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 307.622727][ T8388] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.622728][ T8388] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.622731][ T8388] console_emit_next_record (kernel/printk/printk.c:3183) [ 307.622734][ T8388] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 307.622736][ T8388] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.622737][ T8388] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.622737][ T8388] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.622738][ T8388] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.622740][ T8388] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 307.622742][ T8388] console_flush_one_record (kernel/printk/printk.c:3268) [ 307.622745][ T8388] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 307.622748][ T8388] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 307.622749][ T8388] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.622751][ T8388] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 307.622753][ T8388] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.622754][ T8388] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 307.622755][ T8388] ? 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) [ 307.622757][ T8388] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 307.622758][ T8388] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 307.622760][ T8388] ? vprintk_emit (kernel/printk/printk.c:2478) [ 307.622762][ T8388] vprintk_emit (kernel/printk/printk.c:2479) [ 307.622763][ T8388] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 307.622765][ T8388] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 307.622767][ T8388] _printk (kernel/printk/printk.c:2504) [ 307.622770][ T8388] ? snapshot_read.cold (user.c:?) [ 307.622772][ T8388] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.622773][ T8388] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 307.622777][ T8388] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 307.622779][ T8388] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 307.622784][ T8388] ? netdev_notice (net/core/dev.c:13194) [ 307.622786][ T8388] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 307.622793][ T8388] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 307.622797][ T8388] ? 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) [ 307.622798][ T8388] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 307.622801][ T8388] netif_set_promiscuity (net/core/dev.c:9699) [ 307.622805][ T8388] dev_set_promiscuity (net/core/dev_api.c:288) [ 307.622807][ T8388] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 307.622811][ T8388] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 307.622817][ T8388] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 307.622820][ T8388] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 307.622824][ T8388] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 307.622828][ T8388] ? security_capable (security/security.c:660 (discriminator 11)) [ 307.622831][ T8388] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 307.622833][ T8388] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 307.622835][ T8388] ? __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 [ 307.622839][ T8388] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 307.622842][ T8388] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 307.622845][ T8388] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 307.622848][ T8388] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 307.622849][ T8388] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 307.622852][ T8388] ? netlink_ack (./include/linux/skbuff.h:2718) [ 307.622854][ T8388] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.622856][ T8388] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.622857][ T8388] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 307.622859][ T8388] genl_rcv (net/netlink/genetlink.c:1218) [ 307.622861][ T8388] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 307.622863][ T8388] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 307.622865][ T8388] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.622867][ T8388] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 307.622869][ T8388] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 307.622871][ T8388] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.622873][ T8388] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.622874][ T8388] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 307.622877][ T8388] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 307.622879][ T8388] __sys_sendto (net/socket.c:2281) [ 307.622882][ T8388] ? __ia32_sys_getpeername (net/socket.c:2235) [ 307.622885][ T8388] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.622886][ T8388] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 307.622889][ T8388] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 307.622890][ T8388] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 307.622893][ T8388] ? 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)) [ 307.622895][ T8388] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 307.622896][ T8388] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 307.622899][ T8388] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 307.622901][ T8388] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 307.622903][ T8388] RIP: 0033:0x7f7b45ae5312 [ 307.622905][ T8388] 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) [ 307.622907][ T8388] RSP: 002b:00007ffc1b28d7f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 307.622910][ T8388] RAX: ffffffffffffffda RBX: 00007ffc1b28d928 RCX: 00007f7b45ae5312 [ 307.622912][ T8388] RDX: 0000000000000024 RSI: 00007f7b416de9d0 RDI: 0000000000000020 [ 307.622913][ T8388] RBP: 00007ffc1b28d820 R08: 00007ffc1b28d9a0 R09: 000000000000000c [ 307.622913][ T8388] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7b43941e80 [ 307.622914][ T8388] R13: 00007ffc1b28d928 R14: 00007f7b4540401a R15: 00007ffc1b28dd18 | [ 310.008706][ T8495] softirqs last disabled at (0): 0x0 | [ 310.008709][ T8495] Preemption disabled at: | [ 310.008710][ T8495] vprintk_emit (kernel/printk/printk.c:2471) | [ 310.008723][ T8495] Tainted: [W]=WARN [ 310.008725][ T8495] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 310.008727][ T8495] Call Trace: [ 310.008728][ T8495] [ 310.008730][ T8495] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 310.008737][ T8495] ? vprintk_emit (kernel/printk/printk.c:2471) [ 310.008739][ T8495] __might_resched.cold (kernel/sched/core.c:9234) [ 310.008744][ T8495] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 310.008749][ T8495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.008753][ T8495] __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)) [ 310.008757][ T8495] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 310.008761][ T8495] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 310.008767][ T8495] ? 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) [ 310.008770][ T8495] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 310.008774][ T8495] put_chars (drivers/char/virtio_console.c:1176) [ 310.008776][ T8495] ? __send_to_port (drivers/char/virtio_console.c:654) [ 310.008784][ T8495] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 310.008789][ T8495] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 310.008795][ T8495] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 310.008799][ T8495] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 310.008801][ T8495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.008804][ T8495] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.008808][ T8495] console_emit_next_record (kernel/printk/printk.c:3183) [ 310.008812][ T8495] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 310.008815][ T8495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.008817][ T8495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.008819][ T8495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.008821][ T8495] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.008824][ T8495] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 310.008827][ T8495] console_flush_one_record (kernel/printk/printk.c:3268) [ 310.008831][ T8495] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 310.008835][ T8495] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 310.008838][ T8495] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.008841][ T8495] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 310.008844][ T8495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.008845][ T8495] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 310.008848][ T8495] ? 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) [ 310.008850][ T8495] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 310.008853][ T8495] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 310.008856][ T8495] ? vprintk_emit (kernel/printk/printk.c:2478) [ 310.008859][ T8495] vprintk_emit (kernel/printk/printk.c:2479) [ 310.008862][ T8495] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 310.008864][ T8495] ? 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) [ 310.008867][ T8495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.008869][ T8495] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 310.008874][ T8495] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.008877][ T8495] _printk (kernel/printk/printk.c:2504) [ 310.008881][ T8495] ? snapshot_read.cold (user.c:?) [ 310.008884][ T8495] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 310.008889][ T8495] ? idr_get_free (??:?) [ 310.008892][ T8495] ? 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) [ 310.008897][ T8495] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 310.008906][ T8495] ? nla_get_range_signed (lib/nlattr.c:270) [ 310.008911][ T8495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.008914][ T8495] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 310.008918][ T8495] __nla_validate_parse (lib/nlattr.c:635) [ 310.008923][ T8495] __nla_parse (lib/nlattr.c:732) [ 310.008926][ T8495] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 310.008930][ T8495] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 310.008933][ T8495] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 310.008936][ T8495] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 310.008942][ T8495] ? security_capable (security/security.c:660 (discriminator 11)) [ 310.008946][ T8495] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 310.008950][ T8495] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 310.008954][ T8495] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 310.008965][ T8495] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 310.008969][ T8495] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 310.008973][ T8495] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 310.008976][ T8495] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 310.008979][ T8495] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 310.008982][ T8495] ? netlink_ack (./include/linux/skbuff.h:2718) [ 310.008986][ T8495] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.008989][ T8495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.008991][ T8495] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 310.008994][ T8495] genl_rcv (net/netlink/genetlink.c:1218) [ 310.008996][ T8495] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 310.009000][ T8495] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 310.009004][ T8495] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 310.009008][ T8495] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 310.009011][ T8495] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.009014][ T8495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.009016][ T8495] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 310.009020][ T8495] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 310.009024][ T8495] __sys_sendto (net/socket.c:2281) [ 310.009028][ T8495] ? __ia32_sys_getpeername (net/socket.c:2235) [ 310.009034][ T8495] ? fput_close_sync (fs/file_table.c:617) [ 310.009038][ T8495] ? alloc_file_clone (fs/file_table.c:479) [ 310.009042][ T8495] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 310.009044][ T8495] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 310.009047][ T8495] ? 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)) [ 310.009049][ T8495] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 310.009052][ T8495] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 310.009055][ T8495] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 310.009058][ T8495] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 310.009061][ T8495] RIP: 0033:0x7fa7373a1312 [ 310.009064][ T8495] 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) [ 310.009067][ T8495] RSP: 002b:00007ffdf27375f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 310.009072][ T8495] RAX: ffffffffffffffda RBX: 00007ffdf2737728 RCX: 00007fa7373a1312 [ 310.009074][ T8495] RDX: 0000000000000044 RSI: 00007fa72ef52650 RDI: 0000000000000020 [ 310.009076][ T8495] RBP: 00007ffdf2737620 R08: 00007ffdf27377a0 R09: 000000000000000c [ 310.009077][ T8495] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa7351fe0b0 [ 310.009079][ T8495] R13: 00007ffdf2737728 R14: 00007fa736cc001a R15: 00007ffdf2737b18 | [ 311.500179][ T8552] softirqs last disabled at (0): 0x0 | [ 311.500181][ T8552] Preemption disabled at: | [ 311.500182][ T8552] vprintk_emit (kernel/printk/printk.c:2471) | [ 311.500192][ T8552] Tainted: [W]=WARN [ 311.500193][ T8552] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 311.500195][ T8552] Call Trace: [ 311.500196][ T8552] [ 311.500198][ T8552] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 311.500203][ T8552] ? vprintk_emit (kernel/printk/printk.c:2471) [ 311.500205][ T8552] __might_resched.cold (kernel/sched/core.c:9234) [ 311.500209][ T8552] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 311.500212][ T8552] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.500215][ T8552] __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)) [ 311.500218][ T8552] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 311.500221][ T8552] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 311.500226][ T8552] ? 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) [ 311.500228][ T8552] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 311.500231][ T8552] put_chars (drivers/char/virtio_console.c:1176) [ 311.500232][ T8552] ? __send_to_port (drivers/char/virtio_console.c:654) [ 311.500234][ T8552] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 311.500236][ T8552] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 311.500238][ T8552] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 311.500240][ T8552] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 311.500245][ T8552] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 311.500247][ T8552] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 311.500249][ T8552] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.500250][ T8552] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.500251][ T8552] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.500254][ T8552] console_emit_next_record (kernel/printk/printk.c:3183) [ 311.500256][ T8552] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 311.500259][ T8552] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.500260][ T8552] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.500262][ T8552] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 311.500264][ T8552] console_flush_one_record (kernel/printk/printk.c:3268) [ 311.500266][ T8552] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 311.500269][ T8552] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 311.500271][ T8552] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.500272][ T8552] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 311.500274][ T8552] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.500275][ T8552] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 311.500277][ T8552] ? 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) [ 311.500278][ T8552] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 311.500280][ T8552] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 311.500282][ T8552] ? vprintk_emit (kernel/printk/printk.c:2478) [ 311.500283][ T8552] vprintk_emit (kernel/printk/printk.c:2479) [ 311.500285][ T8552] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 311.500287][ T8552] _printk (kernel/printk/printk.c:2504) [ 311.500290][ T8552] ? snapshot_read.cold (user.c:?) [ 311.500292][ T8552] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 311.500295][ T8552] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 311.500299][ T8552] ? 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) [ 311.500300][ T8552] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 311.500302][ T8552] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 311.500305][ T8552] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 311.500308][ T8552] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 311.500310][ T8552] ? netdev_notice (net/core/dev.c:13194) [ 311.500312][ T8552] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 311.500319][ T8552] ? 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) [ 311.500321][ T8552] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 311.500323][ T8552] netif_set_promiscuity (net/core/dev.c:9699) [ 311.500326][ T8552] dev_set_promiscuity (net/core/dev_api.c:288) [ 311.500327][ T8552] ? dev_disable_lro (net/core/dev_api.c:267) [ 311.500329][ T8552] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 311.500333][ T8552] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 311.500337][ T8552] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 311.500339][ T8552] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 311.500343][ T8552] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 311.500347][ T8552] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 311.500351][ T8552] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 311.500354][ T8552] ? __nla_validate_parse (lib/nlattr.c:635) [ 311.500359][ T8552] ? __nla_parse (lib/nlattr.c:732) [ 311.500361][ T8552] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 311.500365][ T8552] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 311.500367][ T8552] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 311.500371][ T8552] ? security_capable (security/security.c:660 (discriminator 11)) [ 311.500374][ T8552] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 311.500377][ T8552] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 311.500379][ T8552] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 311.500382][ T8552] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 311.500386][ T8552] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 311.500388][ T8552] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 311.500390][ T8552] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 311.500392][ T8552] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 311.500394][ T8552] ? netlink_ack (./include/linux/skbuff.h:2718) [ 311.500397][ T8552] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.500399][ T8552] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.500400][ T8552] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 311.500402][ T8552] genl_rcv (net/netlink/genetlink.c:1218) [ 311.500404][ T8552] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 311.500406][ T8552] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 311.500408][ T8552] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 311.500411][ T8552] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 311.500414][ T8552] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 311.500417][ T8552] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 311.500419][ T8552] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.500420][ T8552] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.500422][ T8552] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 311.500425][ T8552] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 311.500428][ T8552] __sys_sendto (net/socket.c:2281) [ 311.500436][ T8552] ? __ia32_sys_getpeername (net/socket.c:2235) [ 311.500439][ T8552] ? do_futex (kernel/futex/syscalls.c:138) [ 311.500442][ T8552] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 311.500444][ T8552] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 311.500448][ T8552] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 311.500450][ T8552] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 311.500452][ T8552] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 311.500453][ T8552] ? 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)) [ 311.500455][ T8552] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 311.500456][ T8552] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 311.500460][ T8552] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 311.500462][ T8552] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 311.500464][ T8552] RIP: 0033:0x7fe6f3f9c312 [ 311.500466][ T8552] 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) [ 311.500468][ T8552] RSP: 002b:00007fff93676478 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 311.500471][ T8552] RAX: ffffffffffffffda RBX: 00007fff936765a8 RCX: 00007fe6f3f9c312 [ 311.500473][ T8552] RDX: 0000000000000034 RSI: 00007fe6f021d470 RDI: 0000000000000023 [ 311.500474][ T8552] RBP: 00007fff936764a0 R08: 00007fff93676620 R09: 000000000000000c [ 311.500475][ T8552] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe6f1e0a190 [ 311.500476][ T8552] R13: 00007fff936765a8 R14: 00007fe6f38bb01a R15: 00007fff93676998 | [ 318.448153][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 318.448155][ T70] Preemption disabled at: | [ 318.448156][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 318.448166][ T70] Tainted: [W]=WARN [ 318.448167][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 318.448169][ T70] Workqueue: netns cleanup_net [ 318.448175][ T70] Call Trace: [ 318.448176][ T70] [ 318.448178][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 318.448183][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 318.448185][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 318.448189][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 318.448192][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 318.448195][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 318.448197][ 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)) [ 318.448200][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 318.448203][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 318.448208][ 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) [ 318.448209][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 318.448212][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 318.448213][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 318.448215][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 318.448217][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 318.448220][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 318.448224][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 318.448226][ 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) [ 318.448228][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 318.448230][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 318.448232][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 318.448233][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 318.448236][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 318.448238][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 318.448240][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 318.448241][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 318.448242][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 318.448243][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 318.448245][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 318.448247][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 318.448249][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 318.448252][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 318.448254][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 318.448256][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 318.448257][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 318.448258][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 318.448260][ 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) [ 318.448261][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 318.448263][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 318.448264][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 318.448266][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 318.448268][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 318.448269][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 318.448271][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 318.448277][ T70] _printk (kernel/printk/printk.c:2504) [ 318.448281][ T70] ? snapshot_read.cold (user.c:?) [ 318.448283][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 318.448286][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 318.448288][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 318.448291][ T70] ? netdev_notice (net/core/dev.c:13194) [ 318.448292][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 318.448295][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 318.448298][ 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) [ 318.448299][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 318.448301][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 318.448304][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 318.448306][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 318.448309][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 318.448315][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 318.448319][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 318.448321][ T70] notifier_call_chain (kernel/notifier.c:85) [ 318.448324][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 318.448326][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 318.448328][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 318.448330][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 318.448332][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 318.448333][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 318.448335][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 318.448336][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 318.448338][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 318.448341][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 318.448343][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 318.448345][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 318.448348][ T70] cleanup_net (net/core/net_namespace.c:706) [ 318.448350][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 318.448351][ T70] ? update_load_avg (kernel/sched/fair.c:5864) [ 318.448354][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 318.448356][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 318.448357][ T70] process_one_work (kernel/workqueue.c:3387) [ 318.448361][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 318.448363][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 318.448365][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 318.448368][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 318.448370][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 318.448372][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 318.448374][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 318.448376][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 318.448378][ T70] kthread (kernel/kthread.c:436) [ 318.448379][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 318.448382][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 318.448384][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 318.448387][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 318.448389][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 318.448392][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 318.448394][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 320.128773][ T8778] softirqs last disabled at (0): 0x0 | [ 320.128775][ T8778] Preemption disabled at: | [ 320.128775][ T8778] vprintk_emit (kernel/printk/printk.c:2471) | [ 320.128789][ T8778] Tainted: [W]=WARN [ 320.128790][ T8778] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 320.128791][ T8778] Call Trace: [ 320.128792][ T8778] [ 320.128793][ T8778] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 320.128799][ T8778] ? vprintk_emit (kernel/printk/printk.c:2471) [ 320.128801][ T8778] __might_resched.cold (kernel/sched/core.c:9234) [ 320.128805][ T8778] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 320.128808][ T8778] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 320.128811][ T8778] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 320.128814][ T8778] __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)) [ 320.128817][ T8778] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 320.128819][ T8778] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 320.128824][ T8778] ? 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) [ 320.128826][ T8778] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 320.128829][ T8778] put_chars (drivers/char/virtio_console.c:1176) [ 320.128830][ T8778] ? __send_to_port (drivers/char/virtio_console.c:654) [ 320.128832][ T8778] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 320.128835][ T8778] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 320.128839][ T8778] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 320.128841][ T8778] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 320.128842][ T8778] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 320.128845][ T8778] console_emit_next_record (kernel/printk/printk.c:3183) [ 320.128848][ T8778] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 320.128850][ T8778] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 320.128851][ T8778] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 320.128852][ T8778] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 320.128853][ T8778] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 320.128855][ T8778] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 320.128857][ T8778] console_flush_one_record (kernel/printk/printk.c:3268) [ 320.128859][ T8778] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 320.128862][ T8778] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 320.128864][ T8778] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 320.128866][ T8778] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 320.128867][ T8778] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 320.128868][ T8778] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 320.128870][ T8778] ? 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) [ 320.128872][ T8778] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 320.128873][ T8778] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 320.128875][ T8778] ? vprintk_emit (kernel/printk/printk.c:2478) [ 320.128877][ T8778] vprintk_emit (kernel/printk/printk.c:2479) [ 320.128879][ T8778] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 320.128880][ T8778] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 320.128882][ T8778] _printk (kernel/printk/printk.c:2504) [ 320.128885][ T8778] ? snapshot_read.cold (user.c:?) [ 320.128887][ T8778] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 320.128888][ T8778] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 320.128891][ T8778] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 320.128893][ T8778] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 320.128896][ T8778] ? netdev_notice (net/core/dev.c:13194) [ 320.128898][ T8778] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 320.128904][ T8778] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 320.128908][ T8778] ? 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) [ 320.128909][ T8778] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 320.128912][ T8778] netif_set_promiscuity (net/core/dev.c:9699) [ 320.128916][ T8778] dev_set_promiscuity (net/core/dev_api.c:288) [ 320.128918][ T8778] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 320.128922][ T8778] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 320.128928][ T8778] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 320.128932][ T8778] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 320.128936][ T8778] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 320.128939][ T8778] ? security_capable (security/security.c:660 (discriminator 11)) [ 320.128942][ T8778] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 320.128945][ T8778] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 320.128947][ T8778] ? __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 [ 320.128950][ T8778] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 320.128953][ T8778] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 320.128957][ T8778] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 320.128959][ T8778] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 320.128961][ T8778] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 320.128963][ T8778] ? netlink_ack (./include/linux/skbuff.h:2718) [ 320.128965][ T8778] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 320.128967][ T8778] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 320.128968][ T8778] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 320.128970][ T8778] genl_rcv (net/netlink/genetlink.c:1218) [ 320.128972][ T8778] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 320.128974][ T8778] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 320.128976][ T8778] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 320.128978][ T8778] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 320.128980][ T8778] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 320.128982][ T8778] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 320.128983][ T8778] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 320.128985][ T8778] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 320.128988][ T8778] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 320.128991][ T8778] __sys_sendto (net/socket.c:2281) [ 320.128993][ T8778] ? __ia32_sys_getpeername (net/socket.c:2235) [ 320.128996][ T8778] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 320.128998][ T8778] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 320.129000][ T8778] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 320.129001][ T8778] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 320.129004][ T8778] ? 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)) [ 320.129006][ T8778] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 320.129007][ T8778] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 320.129010][ T8778] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 320.129012][ T8778] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 320.129013][ T8778] RIP: 0033:0x7fd29a529312 [ 320.129015][ T8778] 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) [ 320.129017][ T8778] RSP: 002b:00007ffc850e84f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 320.129021][ T8778] RAX: ffffffffffffffda RBX: 00007ffc850e8628 RCX: 00007fd29a529312 [ 320.129022][ T8778] RDX: 0000000000000024 RSI: 00007fd2960999b0 RDI: 0000000000000020 [ 320.129023][ T8778] RBP: 00007ffc850e8520 R08: 00007ffc850e86a0 R09: 000000000000000c [ 320.129024][ T8778] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd298385e10 [ 320.129025][ T8778] R13: 00007ffc850e8628 R14: 00007fd299e4801a R15: 00007ffc850e8a18 | [ 322.133981][ T8873] softirqs last disabled at (0): 0x0 | [ 322.133983][ T8873] Preemption disabled at: | [ 322.133984][ T8873] vprintk_emit (kernel/printk/printk.c:2471) | [ 322.133997][ T8873] Tainted: [W]=WARN [ 322.133999][ T8873] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 322.134001][ T8873] Call Trace: [ 322.134002][ T8873] [ 322.134004][ T8873] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 322.134010][ T8873] ? vprintk_emit (kernel/printk/printk.c:2471) [ 322.134012][ T8873] __might_resched.cold (kernel/sched/core.c:9234) [ 322.134018][ T8873] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 322.134022][ T8873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 322.134026][ T8873] __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)) [ 322.134030][ T8873] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 322.134033][ T8873] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 322.134040][ T8873] ? 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) [ 322.134043][ T8873] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 322.134046][ T8873] put_chars (drivers/char/virtio_console.c:1176) [ 322.134049][ T8873] ? __send_to_port (drivers/char/virtio_console.c:654) [ 322.134051][ T8873] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 322.134056][ T8873] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 322.134062][ T8873] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 322.134066][ T8873] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 322.134068][ T8873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 322.134070][ T8873] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 322.134074][ T8873] console_emit_next_record (kernel/printk/printk.c:3183) [ 322.134078][ T8873] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 322.134081][ T8873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 322.134083][ T8873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 322.134085][ T8873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 322.134087][ T8873] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 322.134090][ T8873] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 322.134092][ T8873] console_flush_one_record (kernel/printk/printk.c:3268) [ 322.134096][ T8873] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 322.134101][ T8873] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 322.134103][ T8873] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 322.134106][ T8873] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 322.134108][ T8873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 322.134110][ T8873] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 322.134113][ T8873] ? 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) [ 322.134115][ T8873] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 322.134117][ T8873] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 322.134120][ T8873] ? vprintk_emit (kernel/printk/printk.c:2478) [ 322.134123][ T8873] vprintk_emit (kernel/printk/printk.c:2479) [ 322.134126][ T8873] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 322.134128][ T8873] ? 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) [ 322.134131][ T8873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 322.134132][ T8873] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 322.134137][ T8873] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 322.134141][ T8873] _printk (kernel/printk/printk.c:2504) [ 322.134145][ T8873] ? snapshot_read.cold (user.c:?) [ 322.134147][ T8873] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 322.134152][ T8873] ? idr_get_free (??:?) [ 322.134155][ T8873] ? 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) [ 322.134160][ T8873] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 322.134169][ T8873] ? nla_get_range_signed (lib/nlattr.c:270) [ 322.134174][ T8873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 322.134176][ T8873] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 322.134181][ T8873] __nla_validate_parse (lib/nlattr.c:635) [ 322.134185][ T8873] __nla_parse (lib/nlattr.c:732) [ 322.134188][ T8873] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 322.134191][ T8873] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 322.134194][ T8873] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 322.134198][ T8873] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 322.134203][ T8873] ? security_capable (security/security.c:660 (discriminator 11)) [ 322.134207][ T8873] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 322.134210][ T8873] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 322.134215][ T8873] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 322.134224][ T8873] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 322.134228][ T8873] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 322.134232][ T8873] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 322.134235][ T8873] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 322.134238][ T8873] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 322.134241][ T8873] ? netlink_ack (./include/linux/skbuff.h:2718) [ 322.134245][ T8873] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 322.134247][ T8873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 322.134249][ T8873] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 322.134253][ T8873] genl_rcv (net/netlink/genetlink.c:1218) [ 322.134255][ T8873] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 322.134259][ T8873] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 322.134261][ T8873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 322.134263][ T8873] ? 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) [ 322.134266][ T8873] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 322.134269][ T8873] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 322.134272][ T8873] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 322.134275][ T8873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 322.134277][ T8873] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 322.134281][ T8873] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 322.134285][ T8873] __sys_sendto (net/socket.c:2281) [ 322.134288][ T8873] ? __ia32_sys_getpeername (net/socket.c:2235) [ 322.134292][ T8873] ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507) [ 322.134299][ T8873] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 322.134301][ T8873] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 322.134304][ T8873] ? 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)) [ 322.134306][ T8873] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 322.134308][ T8873] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 322.134312][ T8873] ? irq_exit_rcu (kernel/softirq.c:786) [ 322.134315][ T8873] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 322.134318][ T8873] RIP: 0033:0x7ff096262312 [ 322.134321][ T8873] 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) [ 322.134324][ T8873] RSP: 002b:00007ffde9433118 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 322.134328][ T8873] RAX: ffffffffffffffda RBX: 00007ffde9433248 RCX: 00007ff096262312 [ 322.134330][ T8873] RDX: 0000000000000044 RSI: 00007ff093fbafb0 RDI: 0000000000000020 [ 322.134331][ T8873] RBP: 00007ffde9433140 R08: 00007ffde94332c0 R09: 000000000000000c [ 322.134333][ T8873] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff0940c60b0 [ 322.134335][ T8873] R13: 00007ffde9433248 R14: 00007ff095b8101a R15: 00007ffde9433638 | [ 323.684032][ T8930] softirqs last disabled at (0): 0x0 | [ 323.684035][ T8930] Preemption disabled at: | [ 323.684036][ T8930] vprintk_emit (kernel/printk/printk.c:2471) | [ 323.684050][ T8930] Tainted: [W]=WARN [ 323.684051][ T8930] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 323.684054][ T8930] Call Trace: [ 323.684056][ T8930] [ 323.684057][ T8930] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 323.684064][ T8930] ? vprintk_emit (kernel/printk/printk.c:2471) [ 323.684066][ T8930] __might_resched.cold (kernel/sched/core.c:9234) [ 323.684071][ T8930] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 323.684075][ T8930] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.684079][ T8930] __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)) [ 323.684083][ T8930] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 323.684087][ T8930] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 323.684093][ T8930] ? 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) [ 323.684095][ T8930] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 323.684099][ T8930] put_chars (drivers/char/virtio_console.c:1176) [ 323.684101][ T8930] ? __send_to_port (drivers/char/virtio_console.c:654) [ 323.684104][ T8930] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 323.684107][ T8930] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 323.684111][ T8930] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 323.684117][ T8930] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 323.684120][ T8930] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 323.684122][ T8930] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.684124][ T8930] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.684126][ T8930] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 323.684130][ T8930] console_emit_next_record (kernel/printk/printk.c:3183) [ 323.684134][ T8930] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 323.684137][ T8930] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.684139][ T8930] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.684140][ T8930] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.684142][ T8930] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 323.684145][ T8930] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 323.684148][ T8930] console_flush_one_record (kernel/printk/printk.c:3268) [ 323.684152][ T8930] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 323.684156][ T8930] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 323.684159][ T8930] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 323.684161][ T8930] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 323.684164][ T8930] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.684166][ T8930] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 323.684168][ T8930] ? 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) [ 323.684170][ T8930] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 323.684173][ T8930] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 323.684176][ T8930] ? vprintk_emit (kernel/printk/printk.c:2478) [ 323.684178][ T8930] vprintk_emit (kernel/printk/printk.c:2479) [ 323.684181][ T8930] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 323.684185][ T8930] _printk (kernel/printk/printk.c:2504) [ 323.684188][ T8930] ? snapshot_read.cold (user.c:?) [ 323.684191][ T8930] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 323.684195][ T8930] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 323.684199][ T8930] ? 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) [ 323.684202][ T8930] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 323.684204][ T8930] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 323.684209][ T8930] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 323.684212][ T8930] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 323.684215][ T8930] ? netdev_notice (net/core/dev.c:13194) [ 323.684217][ T8930] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 323.684228][ T8930] ? 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) [ 323.684231][ T8930] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 323.684234][ T8930] netif_set_promiscuity (net/core/dev.c:9699) [ 323.684238][ T8930] dev_set_promiscuity (net/core/dev_api.c:288) [ 323.684240][ T8930] ? dev_disable_lro (net/core/dev_api.c:267) [ 323.684243][ T8930] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 323.684250][ T8930] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 323.684256][ T8930] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 323.684259][ T8930] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 323.684266][ T8930] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 323.684272][ T8930] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 323.684279][ T8930] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 323.684284][ T8930] ? __nla_validate_parse (lib/nlattr.c:635) [ 323.684290][ T8930] ? __nla_parse (lib/nlattr.c:732) [ 323.684292][ T8930] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 323.684298][ T8930] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 323.684301][ T8930] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 323.684306][ T8930] ? security_capable (security/security.c:660 (discriminator 11)) [ 323.684310][ T8930] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 323.684314][ T8930] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 323.684317][ T8930] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 323.684323][ T8930] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 323.684327][ T8930] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 323.684331][ T8930] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 323.684334][ T8930] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 323.684337][ T8930] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 323.684340][ T8930] ? netlink_ack (./include/linux/skbuff.h:2718) [ 323.684344][ T8930] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 323.684346][ T8930] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.684348][ T8930] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 323.684351][ T8930] genl_rcv (net/netlink/genetlink.c:1218) [ 323.684354][ T8930] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 323.684357][ T8930] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 323.684360][ T8930] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.684363][ T8930] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 323.684366][ T8930] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 323.684369][ T8930] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 323.684372][ T8930] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.684374][ T8930] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 323.684378][ T8930] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 323.684382][ T8930] __sys_sendto (net/socket.c:2281) [ 323.684385][ T8930] ? __ia32_sys_getpeername (net/socket.c:2235) [ 323.684391][ T8930] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.684393][ T8930] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 323.684396][ T8930] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 323.684399][ T8930] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 323.684403][ T8930] ? 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)) [ 323.684405][ T8930] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 323.684407][ T8930] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 323.684412][ T8930] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 323.684415][ T8930] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 323.684418][ T8930] RIP: 0033:0x7fea80f22312 [ 323.684421][ T8930] 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) [ 323.684423][ T8930] RSP: 002b:00007ffe94a1e8d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 323.684428][ T8930] RAX: ffffffffffffffda RBX: 00007ffe94a1ea08 RCX: 00007fea80f22312 [ 323.684430][ T8930] RDX: 0000000000000034 RSI: 00007fea7c1cbdf0 RDI: 0000000000000023 [ 323.684432][ T8930] RBP: 00007ffe94a1e900 R08: 00007ffe94a1ea80 R09: 000000000000000c [ 323.684433][ T8930] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fea7ed86190 [ 323.684435][ T8930] R13: 00007ffe94a1ea08 R14: 00007fea8084101a R15: 00007ffe94a1edf8 | [ 330.364503][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 330.364505][ T70] Preemption disabled at: | [ 330.364506][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 330.364516][ T70] Tainted: [W]=WARN [ 330.364517][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 330.364518][ T70] Workqueue: netns cleanup_net [ 330.364524][ T70] Call Trace: [ 330.364525][ T70] [ 330.364527][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 330.364532][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 330.364534][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 330.364538][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 330.364541][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 330.364543][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 330.364546][ 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)) [ 330.364549][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 330.364552][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 330.364557][ 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) [ 330.364559][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 330.364561][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 330.364563][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 330.364564][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 330.364566][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 330.364569][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 330.364573][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 330.364575][ 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) [ 330.364577][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 330.364580][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 330.364582][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 330.364583][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 330.364585][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 330.364588][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 330.364590][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 330.364591][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 330.364592][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 330.364593][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 330.364596][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 330.364597][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 330.364600][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 330.364603][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 330.364605][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 330.364606][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 330.364608][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 330.364609][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 330.364611][ 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) [ 330.364612][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 330.364614][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 330.364616][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 330.364617][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 330.364619][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 330.364620][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 330.364622][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 330.364628][ T70] _printk (kernel/printk/printk.c:2504) [ 330.364631][ T70] ? snapshot_read.cold (user.c:?) [ 330.364633][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 330.364637][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 330.364639][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 330.364641][ T70] ? netdev_notice (net/core/dev.c:13194) [ 330.364643][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 330.364646][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 330.364649][ 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) [ 330.364650][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 330.364653][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 330.364655][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 330.364657][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 330.364660][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 330.364666][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 330.364670][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 330.364672][ T70] notifier_call_chain (kernel/notifier.c:85) [ 330.364675][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 330.364677][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 330.364679][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 330.364682][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 330.364683][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 330.364685][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 330.364686][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 330.364688][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 330.364690][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 330.364692][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 330.364695][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 330.364696][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 330.364699][ T70] cleanup_net (net/core/net_namespace.c:706) [ 330.364701][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 330.364703][ T70] ? update_load_avg (kernel/sched/fair.c:5864) [ 330.364706][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 330.364707][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 330.364709][ T70] process_one_work (kernel/workqueue.c:3387) [ 330.364713][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 330.364715][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 330.364717][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 330.364719][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 330.364722][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 330.364724][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 330.364726][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 330.364728][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 330.364729][ T70] kthread (kernel/kthread.c:436) [ 330.364731][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 330.364734][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 330.364736][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 330.364740][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 330.364742][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 330.364745][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 330.364747][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 332.148628][ T9156] softirqs last disabled at (0): 0x0 | [ 332.148630][ T9156] Preemption disabled at: | [ 332.148631][ T9156] vprintk_emit (kernel/printk/printk.c:2471) | [ 332.148640][ T9156] Tainted: [W]=WARN [ 332.148641][ T9156] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 332.148643][ T9156] Call Trace: [ 332.148644][ T9156] [ 332.148646][ T9156] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 332.148651][ T9156] ? vprintk_emit (kernel/printk/printk.c:2471) [ 332.148652][ T9156] __might_resched.cold (kernel/sched/core.c:9234) [ 332.148656][ T9156] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 332.148660][ T9156] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 332.148663][ T9156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.148665][ T9156] __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)) [ 332.148668][ T9156] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 332.148671][ T9156] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 332.148676][ T9156] ? 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) [ 332.148677][ T9156] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 332.148680][ T9156] put_chars (drivers/char/virtio_console.c:1176) [ 332.148682][ T9156] ? __send_to_port (drivers/char/virtio_console.c:654) [ 332.148683][ T9156] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 332.148686][ T9156] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 332.148690][ T9156] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 332.148692][ T9156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.148693][ T9156] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 332.148696][ T9156] console_emit_next_record (kernel/printk/printk.c:3183) [ 332.148699][ T9156] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 332.148701][ T9156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.148702][ T9156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.148703][ T9156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.148704][ T9156] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 332.148706][ T9156] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 332.148707][ T9156] console_flush_one_record (kernel/printk/printk.c:3268) [ 332.148710][ T9156] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 332.148712][ T9156] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 332.148714][ T9156] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 332.148716][ T9156] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 332.148717][ T9156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.148718][ T9156] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 332.148720][ T9156] ? 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) [ 332.148721][ T9156] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 332.148723][ T9156] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 332.148725][ T9156] ? vprintk_emit (kernel/printk/printk.c:2478) [ 332.148726][ T9156] vprintk_emit (kernel/printk/printk.c:2479) [ 332.148728][ T9156] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 332.148729][ T9156] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 332.148732][ T9156] _printk (kernel/printk/printk.c:2504) [ 332.148735][ T9156] ? snapshot_read.cold (user.c:?) [ 332.148737][ T9156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.148738][ T9156] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 332.148741][ T9156] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 332.148743][ T9156] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 332.148746][ T9156] ? netdev_notice (net/core/dev.c:13194) [ 332.148747][ T9156] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 332.148754][ T9156] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 332.148758][ T9156] ? 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) [ 332.148760][ T9156] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 332.148762][ T9156] netif_set_promiscuity (net/core/dev.c:9699) [ 332.148766][ T9156] dev_set_promiscuity (net/core/dev_api.c:288) [ 332.148768][ T9156] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 332.148772][ T9156] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 332.148779][ T9156] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 332.148786][ T9156] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 332.148789][ T9156] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 332.148793][ T9156] ? security_capable (security/security.c:660 (discriminator 11)) [ 332.148796][ T9156] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 332.148798][ T9156] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 332.148800][ T9156] ? __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 [ 332.148803][ T9156] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 332.148807][ T9156] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 332.148810][ T9156] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 332.148812][ T9156] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 332.148814][ T9156] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 332.148816][ T9156] ? netlink_ack (./include/linux/skbuff.h:2718) [ 332.148819][ T9156] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 332.148820][ T9156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.148822][ T9156] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 332.148824][ T9156] genl_rcv (net/netlink/genetlink.c:1218) [ 332.148825][ T9156] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 332.148827][ T9156] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 332.148829][ T9156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.148831][ T9156] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 332.148833][ T9156] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 332.148835][ T9156] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 332.148837][ T9156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.148838][ T9156] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 332.148841][ T9156] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 332.148843][ T9156] __sys_sendto (net/socket.c:2281) [ 332.148845][ T9156] ? __ia32_sys_getpeername (net/socket.c:2235) [ 332.148849][ T9156] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.148850][ T9156] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 332.148852][ T9156] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 332.148854][ T9156] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 332.148857][ T9156] ? 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)) [ 332.148859][ T9156] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 332.148860][ T9156] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 332.148863][ T9156] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 332.148865][ T9156] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 332.148866][ T9156] RIP: 0033:0x7f9751206312 [ 332.148868][ T9156] 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) [ 332.148870][ T9156] RSP: 002b:00007ffd75a9bd48 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 332.148873][ T9156] RAX: ffffffffffffffda RBX: 00007ffd75a9be78 RCX: 00007f9751206312 [ 332.148875][ T9156] RDX: 0000000000000024 RSI: 00007f974cdf9c80 RDI: 0000000000000020 [ 332.148876][ T9156] RBP: 00007ffd75a9bd70 R08: 00007ffd75a9bef0 R09: 000000000000000c [ 332.148877][ T9156] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f974f069e10 [ 332.148878][ T9156] R13: 00007ffd75a9be78 R14: 00007f9750b2501a R15: 00007ffd75a9c268 | [ 334.186271][ T9263] softirqs last disabled at (0): 0x0 | [ 334.186273][ T9263] Preemption disabled at: | [ 334.186274][ T9263] vprintk_emit (kernel/printk/printk.c:2471) | [ 334.186283][ T9263] Tainted: [W]=WARN [ 334.186284][ T9263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 334.186286][ T9263] Call Trace: [ 334.186287][ T9263] [ 334.186288][ T9263] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 334.186294][ T9263] ? vprintk_emit (kernel/printk/printk.c:2471) [ 334.186295][ T9263] __might_resched.cold (kernel/sched/core.c:9234) [ 334.186299][ T9263] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 334.186302][ T9263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.186305][ T9263] __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)) [ 334.186308][ T9263] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 334.186311][ T9263] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 334.186316][ T9263] ? 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) [ 334.186318][ T9263] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 334.186321][ T9263] put_chars (drivers/char/virtio_console.c:1176) [ 334.186322][ T9263] ? __send_to_port (drivers/char/virtio_console.c:654) [ 334.186324][ T9263] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 334.186326][ T9263] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 334.186331][ T9263] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 334.186333][ T9263] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 334.186334][ T9263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.186336][ T9263] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 334.186338][ T9263] console_emit_next_record (kernel/printk/printk.c:3183) [ 334.186341][ T9263] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 334.186343][ T9263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.186344][ T9263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.186345][ T9263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.186346][ T9263] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 334.186348][ T9263] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 334.186350][ T9263] console_flush_one_record (kernel/printk/printk.c:3268) [ 334.186352][ T9263] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 334.186355][ T9263] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 334.186357][ T9263] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 334.186358][ T9263] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 334.186360][ T9263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.186361][ T9263] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 334.186362][ T9263] ? 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) [ 334.186364][ T9263] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 334.186365][ T9263] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 334.186367][ T9263] ? vprintk_emit (kernel/printk/printk.c:2478) [ 334.186368][ T9263] vprintk_emit (kernel/printk/printk.c:2479) [ 334.186370][ T9263] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 334.186371][ T9263] ? 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) [ 334.186373][ T9263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.186374][ T9263] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 334.186378][ T9263] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 334.186380][ T9263] _printk (kernel/printk/printk.c:2504) [ 334.186382][ T9263] ? snapshot_read.cold (user.c:?) [ 334.186384][ T9263] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 334.186388][ T9263] ? idr_get_free (??:?) [ 334.186390][ T9263] ? 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) [ 334.186393][ T9263] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 334.186401][ T9263] ? nla_get_range_signed (lib/nlattr.c:270) [ 334.186404][ T9263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.186406][ T9263] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 334.186408][ T9263] __nla_validate_parse (lib/nlattr.c:635) [ 334.186411][ T9263] __nla_parse (lib/nlattr.c:732) [ 334.186413][ T9263] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 334.186416][ T9263] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 334.186417][ T9263] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 334.186420][ T9263] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 334.186423][ T9263] ? security_capable (security/security.c:660 (discriminator 11)) [ 334.186425][ T9263] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 334.186428][ T9263] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 334.186431][ T9263] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 334.186437][ T9263] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 334.186440][ T9263] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 334.186443][ T9263] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 334.186445][ T9263] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 334.186446][ T9263] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 334.186449][ T9263] ? netlink_ack (./include/linux/skbuff.h:2718) [ 334.186451][ T9263] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 334.186453][ T9263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.186454][ T9263] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 334.186456][ T9263] genl_rcv (net/netlink/genetlink.c:1218) [ 334.186458][ T9263] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 334.186460][ T9263] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 334.186462][ T9263] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 334.186465][ T9263] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 334.186466][ T9263] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 334.186468][ T9263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.186469][ T9263] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 334.186472][ T9263] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 334.186475][ T9263] __sys_sendto (net/socket.c:2281) [ 334.186477][ T9263] ? __ia32_sys_getpeername (net/socket.c:2235) [ 334.186481][ T9263] ? fput_close_sync (fs/file_table.c:617) [ 334.186484][ T9263] ? alloc_file_clone (fs/file_table.c:479) [ 334.186486][ T9263] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 334.186488][ T9263] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 334.186490][ T9263] ? 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)) [ 334.186491][ T9263] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 334.186492][ T9263] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 334.186495][ T9263] ? irq_exit_rcu (kernel/softirq.c:786) [ 334.186498][ T9263] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 334.186500][ T9263] RIP: 0033:0x7fef9f992312 [ 334.186508][ T9263] 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) [ 334.186510][ T9263] RSP: 002b:00007ffed3f17af8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 334.186514][ T9263] RAX: ffffffffffffffda RBX: 00007ffed3f17c28 RCX: 00007fef9f992312 [ 334.186515][ T9263] RDX: 0000000000000044 RSI: 00007fef9c567820 RDI: 0000000000000020 [ 334.186516][ T9263] RBP: 00007ffed3f17b20 R08: 00007ffed3f17ca0 R09: 000000000000000c [ 334.186517][ T9263] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fef9d7f60b0 [ 334.186517][ T9263] R13: 00007ffed3f17c28 R14: 00007fef9f2b101a R15: 00007ffed3f18018 | [ 335.686977][ T9320] softirqs last disabled at (0): 0x0 | [ 335.686978][ T9320] Preemption disabled at: | [ 335.686979][ T9320] vprintk_emit (kernel/printk/printk.c:2471) | [ 335.686989][ T9320] Tainted: [W]=WARN [ 335.686990][ T9320] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 335.686992][ T9320] Call Trace: [ 335.686993][ T9320] [ 335.686995][ T9320] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 335.687000][ T9320] ? vprintk_emit (kernel/printk/printk.c:2471) [ 335.687001][ T9320] __might_resched.cold (kernel/sched/core.c:9234) [ 335.687005][ T9320] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 335.687009][ T9320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.687011][ T9320] __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)) [ 335.687014][ T9320] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 335.687017][ T9320] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 335.687022][ T9320] ? 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) [ 335.687024][ T9320] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 335.687026][ T9320] put_chars (drivers/char/virtio_console.c:1176) [ 335.687028][ T9320] ? __send_to_port (drivers/char/virtio_console.c:654) [ 335.687029][ T9320] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 335.687032][ T9320] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 335.687035][ T9320] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 335.687041][ T9320] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 335.687044][ T9320] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 335.687046][ T9320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.687047][ T9320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.687048][ T9320] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 335.687051][ T9320] console_emit_next_record (kernel/printk/printk.c:3183) [ 335.687054][ T9320] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 335.687056][ T9320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.687057][ T9320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.687058][ T9320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.687059][ T9320] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 335.687061][ T9320] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 335.687063][ T9320] console_flush_one_record (kernel/printk/printk.c:3268) [ 335.687065][ T9320] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 335.687068][ T9320] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 335.687070][ T9320] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 335.687072][ T9320] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 335.687074][ T9320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.687075][ T9320] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 335.687076][ T9320] ? 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) [ 335.687078][ T9320] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 335.687079][ T9320] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 335.687081][ T9320] ? vprintk_emit (kernel/printk/printk.c:2478) [ 335.687083][ T9320] vprintk_emit (kernel/printk/printk.c:2479) [ 335.687085][ T9320] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 335.687087][ T9320] _printk (kernel/printk/printk.c:2504) [ 335.687090][ T9320] ? snapshot_read.cold (user.c:?) [ 335.687092][ T9320] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 335.687094][ T9320] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 335.687098][ T9320] ? 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) [ 335.687099][ T9320] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 335.687101][ T9320] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 335.687104][ T9320] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 335.687106][ T9320] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 335.687109][ T9320] ? netdev_notice (net/core/dev.c:13194) [ 335.687110][ T9320] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 335.687118][ T9320] ? 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) [ 335.687119][ T9320] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 335.687121][ T9320] netif_set_promiscuity (net/core/dev.c:9699) [ 335.687124][ T9320] dev_set_promiscuity (net/core/dev_api.c:288) [ 335.687126][ T9320] ? dev_disable_lro (net/core/dev_api.c:267) [ 335.687127][ T9320] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 335.687131][ T9320] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 335.687135][ T9320] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 335.687137][ T9320] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 335.687141][ T9320] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 335.687145][ T9320] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 335.687149][ T9320] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 335.687152][ T9320] ? __nla_validate_parse (lib/nlattr.c:635) [ 335.687156][ T9320] ? __nla_parse (lib/nlattr.c:732) [ 335.687158][ T9320] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 335.687162][ T9320] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 335.687164][ T9320] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 335.687168][ T9320] ? security_capable (security/security.c:660 (discriminator 11)) [ 335.687171][ T9320] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 335.687173][ T9320] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 335.687175][ T9320] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 335.687179][ T9320] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 335.687182][ T9320] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 335.687184][ T9320] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 335.687186][ T9320] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 335.687188][ T9320] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 335.687190][ T9320] ? netlink_ack (./include/linux/skbuff.h:2718) [ 335.687193][ T9320] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 335.687194][ T9320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.687196][ T9320] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 335.687197][ T9320] genl_rcv (net/netlink/genetlink.c:1218) [ 335.687199][ T9320] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 335.687202][ T9320] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 335.687203][ T9320] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 335.687205][ T9320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.687206][ T9320] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 335.687208][ T9320] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 335.687210][ T9320] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 335.687212][ T9320] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 335.687214][ T9320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.687215][ T9320] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 335.687217][ T9320] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 335.687221][ T9320] __sys_sendto (net/socket.c:2281) [ 335.687223][ T9320] ? __ia32_sys_getpeername (net/socket.c:2235) [ 335.687225][ T9320] ? do_futex (kernel/futex/syscalls.c:138) [ 335.687228][ T9320] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 335.687230][ T9320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 335.687231][ T9320] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 335.687233][ T9320] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 335.687235][ T9320] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 335.687238][ T9320] ? 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)) [ 335.687239][ T9320] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 335.687241][ T9320] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 335.687244][ T9320] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 335.687246][ T9320] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 335.687248][ T9320] RIP: 0033:0x7f4ce44a2312 [ 335.687250][ T9320] 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) [ 335.687252][ T9320] RSP: 002b:00007ffe7e595fb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 335.687256][ T9320] RAX: ffffffffffffffda RBX: 00007ffe7e5960e8 RCX: 00007f4ce44a2312 [ 335.687257][ T9320] RDX: 0000000000000034 RSI: 00007f4cd1f531f0 RDI: 0000000000000023 [ 335.687258][ T9320] RBP: 00007ffe7e595fe0 R08: 00007ffe7e596160 R09: 000000000000000c [ 335.687259][ T9320] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4ce2306190 [ 335.687259][ T9320] R13: 00007ffe7e5960e8 R14: 00007f4ce3dc101a R15: 00007ffe7e5964d8 | [ 342.400597][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 342.400599][ T70] Preemption disabled at: | [ 342.400600][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 342.400611][ T70] Tainted: [W]=WARN [ 342.400612][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 342.400614][ T70] Workqueue: netns cleanup_net [ 342.400620][ T70] Call Trace: [ 342.400621][ T70] [ 342.400623][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 342.400628][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 342.400630][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 342.400634][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 342.400638][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 342.400640][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.400643][ 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)) [ 342.400646][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 342.400649][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 342.400653][ 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) [ 342.400655][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 342.400658][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 342.400659][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 342.400661][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 342.400663][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 342.400666][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 342.400671][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 342.400673][ 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) [ 342.400675][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 342.400678][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 342.400680][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.400681][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 342.400684][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 342.400686][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 342.400689][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.400690][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.400691][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.400692][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 342.400694][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 342.400696][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 342.400699][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 342.400702][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 342.400704][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 342.400705][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 342.400707][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.400708][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 342.400710][ 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) [ 342.400711][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 342.400713][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 342.400715][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 342.400716][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 342.400718][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 342.400720][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 342.400722][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 342.400728][ T70] _printk (kernel/printk/printk.c:2504) [ 342.400732][ T70] ? snapshot_read.cold (user.c:?) [ 342.400734][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 342.400738][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 342.400740][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 342.400742][ T70] ? netdev_notice (net/core/dev.c:13194) [ 342.400744][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 342.400747][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 342.400750][ 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) [ 342.400752][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 342.400754][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 342.400757][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 342.400759][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 342.400762][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 342.400768][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 342.400772][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.400774][ T70] notifier_call_chain (kernel/notifier.c:85) [ 342.400778][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 342.400783][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 342.400785][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 342.400787][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 342.400789][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 342.400790][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 342.400792][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 342.400793][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 342.400796][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 342.400798][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 342.400801][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 342.400802][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 342.400805][ T70] cleanup_net (net/core/net_namespace.c:706) [ 342.400807][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 342.400809][ T70] ? update_load_avg (kernel/sched/fair.c:5864) [ 342.400812][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 342.400814][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.400815][ T70] process_one_work (kernel/workqueue.c:3387) [ 342.400819][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 342.400822][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 342.400824][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 342.400826][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 342.400829][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 342.400831][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 342.400833][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 342.400835][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 342.400837][ T70] kthread (kernel/kthread.c:436) [ 342.400839][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 342.400842][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 342.400844][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 342.400847][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 342.400849][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 342.400852][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 342.400854][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 344.155131][ T9547] softirqs last disabled at (0): 0x0 | [ 344.155133][ T9547] Preemption disabled at: | [ 344.155134][ T9547] vprintk_emit (kernel/printk/printk.c:2471) | [ 344.155144][ T9547] Tainted: [W]=WARN [ 344.155145][ T9547] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 344.155146][ T9547] Call Trace: [ 344.155148][ T9547] [ 344.155149][ T9547] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 344.155154][ T9547] ? vprintk_emit (kernel/printk/printk.c:2471) [ 344.155156][ T9547] __might_resched.cold (kernel/sched/core.c:9234) [ 344.155160][ T9547] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 344.155163][ T9547] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 344.155167][ T9547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 344.155169][ T9547] __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)) [ 344.155172][ T9547] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 344.155174][ T9547] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 344.155180][ T9547] ? 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) [ 344.155181][ T9547] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 344.155184][ T9547] put_chars (drivers/char/virtio_console.c:1176) [ 344.155186][ T9547] ? __send_to_port (drivers/char/virtio_console.c:654) [ 344.155188][ T9547] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 344.155191][ T9547] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 344.155196][ T9547] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 344.155198][ T9547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 344.155199][ T9547] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 344.155202][ T9547] console_emit_next_record (kernel/printk/printk.c:3183) [ 344.155205][ T9547] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 344.155207][ T9547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 344.155208][ T9547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 344.155209][ T9547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 344.155210][ T9547] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 344.155212][ T9547] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 344.155214][ T9547] console_flush_one_record (kernel/printk/printk.c:3268) [ 344.155217][ T9547] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 344.155220][ T9547] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 344.155222][ T9547] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 344.155223][ T9547] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 344.155225][ T9547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 344.155226][ T9547] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 344.155228][ T9547] ? 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) [ 344.155229][ T9547] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 344.155231][ T9547] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 344.155233][ T9547] ? vprintk_emit (kernel/printk/printk.c:2478) [ 344.155235][ T9547] vprintk_emit (kernel/printk/printk.c:2479) [ 344.155237][ T9547] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 344.155238][ T9547] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 344.155241][ T9547] _printk (kernel/printk/printk.c:2504) [ 344.155244][ T9547] ? snapshot_read.cold (user.c:?) [ 344.155246][ T9547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 344.155247][ T9547] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 344.155251][ T9547] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 344.155253][ T9547] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 344.155255][ T9547] ? netdev_notice (net/core/dev.c:13194) [ 344.155257][ T9547] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 344.155264][ T9547] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 344.155268][ T9547] ? 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) [ 344.155269][ T9547] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 344.155272][ T9547] netif_set_promiscuity (net/core/dev.c:9699) [ 344.155276][ T9547] dev_set_promiscuity (net/core/dev_api.c:288) [ 344.155278][ T9547] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 344.155283][ T9547] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 344.155289][ T9547] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 344.155293][ T9547] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 344.155297][ T9547] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 344.155301][ T9547] ? security_capable (security/security.c:660 (discriminator 11)) [ 344.155304][ T9547] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 344.155306][ T9547] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 344.155308][ T9547] ? __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 [ 344.155312][ T9547] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 344.155315][ T9547] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 344.155318][ T9547] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 344.155321][ T9547] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 344.155323][ T9547] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 344.155325][ T9547] ? netlink_ack (./include/linux/skbuff.h:2718) [ 344.155328][ T9547] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 344.155329][ T9547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 344.155331][ T9547] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 344.155333][ T9547] genl_rcv (net/netlink/genetlink.c:1218) [ 344.155335][ T9547] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 344.155337][ T9547] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 344.155339][ T9547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 344.155341][ T9547] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 344.155343][ T9547] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 344.155345][ T9547] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 344.155347][ T9547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 344.155349][ T9547] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 344.155351][ T9547] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 344.155354][ T9547] __sys_sendto (net/socket.c:2281) [ 344.155357][ T9547] ? __ia32_sys_getpeername (net/socket.c:2235) [ 344.155360][ T9547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 344.155362][ T9547] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 344.155364][ T9547] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 344.155366][ T9547] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 344.155369][ T9547] ? 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)) [ 344.155371][ T9547] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 344.155372][ T9547] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 344.155375][ T9547] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 344.155377][ T9547] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 344.155379][ T9547] RIP: 0033:0x7f009b671312 [ 344.155381][ T9547] 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) [ 344.155383][ T9547] RSP: 002b:00007fff0e0e0538 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 344.155386][ T9547] RAX: ffffffffffffffda RBX: 00007fff0e0e0668 RCX: 00007f009b671312 [ 344.155388][ T9547] RDX: 0000000000000024 RSI: 00007f00981e4bd0 RDI: 0000000000000020 [ 344.155389][ T9547] RBP: 00007fff0e0e0560 R08: 00007fff0e0e06e0 R09: 000000000000000c [ 344.155390][ T9547] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f00994cde10 [ 344.155391][ T9547] R13: 00007fff0e0e0668 R14: 00007f009af9001a R15: 00007fff0e0e0a58 | [ 346.285566][ T9642] softirqs last disabled at (0): 0x0 | [ 346.285568][ T9642] Preemption disabled at: | [ 346.285568][ T9642] vprintk_emit (kernel/printk/printk.c:2471) | [ 346.285578][ T9642] Tainted: [W]=WARN [ 346.285579][ T9642] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 346.285581][ T9642] Call Trace: [ 346.285582][ T9642] [ 346.285584][ T9642] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 346.285589][ T9642] ? vprintk_emit (kernel/printk/printk.c:2471) [ 346.285591][ T9642] __might_resched.cold (kernel/sched/core.c:9234) [ 346.285595][ T9642] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 346.285598][ T9642] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 346.285601][ T9642] __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)) [ 346.285604][ T9642] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 346.285607][ T9642] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 346.285612][ T9642] ? 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) [ 346.285614][ T9642] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 346.285616][ T9642] put_chars (drivers/char/virtio_console.c:1176) [ 346.285618][ T9642] ? __send_to_port (drivers/char/virtio_console.c:654) [ 346.285620][ T9642] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 346.285622][ T9642] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 346.285627][ T9642] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 346.285629][ T9642] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 346.285631][ T9642] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 346.285632][ T9642] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 346.285635][ T9642] console_emit_next_record (kernel/printk/printk.c:3183) [ 346.285638][ T9642] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 346.285640][ T9642] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 346.285641][ T9642] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 346.285642][ T9642] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 346.285643][ T9642] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 346.285645][ T9642] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 346.285647][ T9642] console_flush_one_record (kernel/printk/printk.c:3268) [ 346.285649][ T9642] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 346.285652][ T9642] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 346.285654][ T9642] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 346.285655][ T9642] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 346.285657][ T9642] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 346.285658][ T9642] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 346.285660][ T9642] ? 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) [ 346.285661][ T9642] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 346.285663][ T9642] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 346.285665][ T9642] ? vprintk_emit (kernel/printk/printk.c:2478) [ 346.285666][ T9642] vprintk_emit (kernel/printk/printk.c:2479) [ 346.285668][ T9642] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 346.285669][ T9642] ? 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) [ 346.285671][ T9642] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 346.285672][ T9642] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 346.285676][ T9642] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 346.285678][ T9642] _printk (kernel/printk/printk.c:2504) [ 346.285681][ T9642] ? snapshot_read.cold (user.c:?) [ 346.285682][ T9642] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 346.285686][ T9642] ? idr_get_free (??:?) [ 346.285688][ T9642] ? 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) [ 346.285692][ T9642] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 346.285699][ T9642] ? nla_get_range_signed (lib/nlattr.c:270) [ 346.285703][ T9642] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 346.285704][ T9642] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 346.285707][ T9642] __nla_validate_parse (lib/nlattr.c:635) [ 346.285710][ T9642] __nla_parse (lib/nlattr.c:732) [ 346.285712][ T9642] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 346.285715][ T9642] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 346.285717][ T9642] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 346.285719][ T9642] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 346.285722][ T9642] ? security_capable (security/security.c:660 (discriminator 11)) [ 346.285725][ T9642] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 346.285728][ T9642] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 346.285731][ T9642] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 346.285738][ T9642] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 346.285740][ T9642] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 346.285743][ T9642] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 346.285745][ T9642] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 346.285747][ T9642] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 346.285749][ T9642] ? netlink_ack (./include/linux/skbuff.h:2718) [ 346.285752][ T9642] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 346.285754][ T9642] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 346.285755][ T9642] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 346.285757][ T9642] genl_rcv (net/netlink/genetlink.c:1218) [ 346.285759][ T9642] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 346.285761][ T9642] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 346.285763][ T9642] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 346.285766][ T9642] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 346.285768][ T9642] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 346.285769][ T9642] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 346.285771][ T9642] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 346.285774][ T9642] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 346.285777][ T9642] __sys_sendto (net/socket.c:2281) [ 346.285783][ T9642] ? __ia32_sys_getpeername (net/socket.c:2235) [ 346.285787][ T9642] ? fput_close_sync (fs/file_table.c:617) [ 346.285790][ T9642] ? alloc_file_clone (fs/file_table.c:479) [ 346.285792][ T9642] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 346.285794][ T9642] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 346.285795][ T9642] ? 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)) [ 346.285797][ T9642] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 346.285798][ T9642] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 346.285801][ T9642] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 346.285803][ T9642] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 346.285805][ T9642] RIP: 0033:0x7fa3efa7b312 [ 346.285808][ T9642] 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) [ 346.285809][ T9642] RSP: 002b:00007ffedeeea048 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 346.285813][ T9642] RAX: ffffffffffffffda RBX: 00007ffedeeea178 RCX: 00007fa3efa7b312 [ 346.285815][ T9642] RDX: 0000000000000044 RSI: 00007fa3ec64f410 RDI: 0000000000000020 [ 346.285816][ T9642] RBP: 00007ffedeeea070 R08: 00007ffedeeea1f0 R09: 000000000000000c [ 346.285817][ T9642] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa3ed8de0b0 [ 346.285817][ T9642] R13: 00007ffedeeea178 R14: 00007fa3ef39a01a R15: 00007ffedeeea568 | [ 347.709615][ T9699] softirqs last disabled at (0): 0x0 | [ 347.709616][ T9699] Preemption disabled at: | [ 347.709617][ T9699] vprintk_emit (kernel/printk/printk.c:2471) | [ 347.709627][ T9699] Tainted: [W]=WARN [ 347.709628][ T9699] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 347.709630][ T9699] Call Trace: [ 347.709631][ T9699] [ 347.709633][ T9699] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 347.709638][ T9699] ? vprintk_emit (kernel/printk/printk.c:2471) [ 347.709640][ T9699] __might_resched.cold (kernel/sched/core.c:9234) [ 347.709644][ T9699] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 347.709647][ T9699] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.709650][ T9699] __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)) [ 347.709653][ T9699] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 347.709656][ T9699] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 347.709661][ T9699] ? 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) [ 347.709663][ T9699] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 347.709665][ T9699] put_chars (drivers/char/virtio_console.c:1176) [ 347.709667][ T9699] ? __send_to_port (drivers/char/virtio_console.c:654) [ 347.709668][ T9699] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 347.709671][ T9699] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 347.709673][ T9699] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 347.709678][ T9699] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 347.709680][ T9699] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 347.709682][ T9699] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.709683][ T9699] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.709684][ T9699] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.709687][ T9699] console_emit_next_record (kernel/printk/printk.c:3183) [ 347.709689][ T9699] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 347.709691][ T9699] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.709692][ T9699] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.709693][ T9699] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.709695][ T9699] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.709697][ T9699] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 347.709699][ T9699] console_flush_one_record (kernel/printk/printk.c:3268) [ 347.709701][ T9699] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 347.709704][ T9699] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 347.709706][ T9699] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.709707][ T9699] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 347.709709][ T9699] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.709710][ T9699] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 347.709712][ T9699] ? 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) [ 347.709713][ T9699] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 347.709715][ T9699] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 347.709717][ T9699] ? vprintk_emit (kernel/printk/printk.c:2478) [ 347.709718][ T9699] vprintk_emit (kernel/printk/printk.c:2479) [ 347.709720][ T9699] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 347.709722][ T9699] _printk (kernel/printk/printk.c:2504) [ 347.709725][ T9699] ? snapshot_read.cold (user.c:?) [ 347.709727][ T9699] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 347.709730][ T9699] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 347.709733][ T9699] ? 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) [ 347.709735][ T9699] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 347.709737][ T9699] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 347.709740][ T9699] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 347.709742][ T9699] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 347.709744][ T9699] ? netdev_notice (net/core/dev.c:13194) [ 347.709746][ T9699] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 347.709753][ T9699] ? 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) [ 347.709755][ T9699] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 347.709757][ T9699] netif_set_promiscuity (net/core/dev.c:9699) [ 347.709759][ T9699] dev_set_promiscuity (net/core/dev_api.c:288) [ 347.709761][ T9699] ? dev_disable_lro (net/core/dev_api.c:267) [ 347.709763][ T9699] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 347.709767][ T9699] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 347.709770][ T9699] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 347.709772][ T9699] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 347.709777][ T9699] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 347.709783][ T9699] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 347.709787][ T9699] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 347.709790][ T9699] ? __nla_validate_parse (lib/nlattr.c:635) [ 347.709795][ T9699] ? __nla_parse (lib/nlattr.c:732) [ 347.709797][ T9699] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 347.709801][ T9699] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 347.709803][ T9699] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 347.709806][ T9699] ? security_capable (security/security.c:660 (discriminator 11)) [ 347.709809][ T9699] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 347.709812][ T9699] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 347.709814][ T9699] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 347.709817][ T9699] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 347.709820][ T9699] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 347.709822][ T9699] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 347.709825][ T9699] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 347.709827][ T9699] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 347.709829][ T9699] ? netlink_ack (./include/linux/skbuff.h:2718) [ 347.709831][ T9699] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.709833][ T9699] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.709834][ T9699] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 347.709836][ T9699] genl_rcv (net/netlink/genetlink.c:1218) [ 347.709838][ T9699] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 347.709840][ T9699] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 347.709842][ T9699] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.709844][ T9699] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 347.709846][ T9699] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 347.709848][ T9699] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.709850][ T9699] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.709851][ T9699] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 347.709854][ T9699] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 347.709857][ T9699] __sys_sendto (net/socket.c:2281) [ 347.709859][ T9699] ? __ia32_sys_getpeername (net/socket.c:2235) [ 347.709863][ T9699] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.709864][ T9699] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 347.709866][ T9699] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 347.709868][ T9699] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 347.709871][ T9699] ? 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)) [ 347.709873][ T9699] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 347.709874][ T9699] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 347.709878][ T9699] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 347.709880][ T9699] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 347.709882][ T9699] RIP: 0033:0x7fcd91f17312 [ 347.709884][ T9699] 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) [ 347.709886][ T9699] RSP: 002b:00007ffe6f313028 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 347.709890][ T9699] RAX: ffffffffffffffda RBX: 00007ffe6f313158 RCX: 00007fcd91f17312 [ 347.709891][ T9699] RDX: 0000000000000034 RSI: 00007fcd8c1e89b0 RDI: 0000000000000023 [ 347.709892][ T9699] RBP: 00007ffe6f313050 R08: 00007ffe6f3131d0 R09: 000000000000000c [ 347.709893][ T9699] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd8fd7a190 [ 347.709894][ T9699] R13: 00007ffe6f313158 R14: 00007fcd9183601a R15: 00007ffe6f313548 | [ 354.226585][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 354.226587][ T70] Preemption disabled at: | [ 354.226588][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 354.226598][ T70] Tainted: [W]=WARN [ 354.226599][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 354.226602][ T70] Workqueue: netns cleanup_net [ 354.226608][ T70] Call Trace: [ 354.226609][ T70] [ 354.226611][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 354.226617][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 354.226618][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 354.226622][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 354.226626][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 354.226628][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.226631][ 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)) [ 354.226634][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 354.226637][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 354.226642][ 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) [ 354.226644][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 354.226646][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 354.226648][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 354.226650][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 354.226651][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 354.226654][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 354.226659][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 354.226661][ 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) [ 354.226663][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 354.226666][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 354.226668][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.226669][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 354.226672][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 354.226675][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 354.226677][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.226678][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.226679][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.226680][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 354.226682][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 354.226684][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 354.226687][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 354.226689][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 354.226691][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 354.226693][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 354.226695][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.226696][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 354.226698][ 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) [ 354.226699][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 354.226701][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 354.226703][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 354.226704][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 354.226706][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 354.226708][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 354.226709][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 354.226716][ T70] _printk (kernel/printk/printk.c:2504) [ 354.226719][ T70] ? snapshot_read.cold (user.c:?) [ 354.226721][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 354.226725][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 354.226727][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 354.226730][ T70] ? netdev_notice (net/core/dev.c:13194) [ 354.226731][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 354.226734][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 354.226737][ 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) [ 354.226739][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 354.226741][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 354.226744][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 354.226746][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 354.226749][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 354.226755][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 354.226759][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.226761][ T70] notifier_call_chain (kernel/notifier.c:85) [ 354.226765][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 354.226767][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 354.226769][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 354.226771][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 354.226773][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 354.226774][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 354.226776][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 354.226778][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 354.226780][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 354.226785][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 354.226788][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 354.226790][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 354.226793][ T70] cleanup_net (net/core/net_namespace.c:706) [ 354.226795][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 354.226796][ T70] ? update_load_avg (kernel/sched/fair.c:5864) [ 354.226799][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 354.226801][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.226803][ T70] process_one_work (kernel/workqueue.c:3387) [ 354.226807][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 354.226809][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 354.226811][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 354.226814][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 354.226816][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 354.226819][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 354.226821][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 354.226823][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 354.226825][ T70] kthread (kernel/kthread.c:436) [ 354.226827][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 354.226830][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 354.226832][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 354.226835][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 354.226837][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 354.226840][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 354.226842][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 355.929244][ T9926] softirqs last disabled at (0): 0x0 | [ 355.929246][ T9926] Preemption disabled at: | [ 355.929247][ T9926] vprintk_emit (kernel/printk/printk.c:2471) | [ 355.929257][ T9926] Tainted: [W]=WARN [ 355.929258][ T9926] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 355.929259][ T9926] Call Trace: [ 355.929261][ T9926] [ 355.929262][ T9926] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 355.929268][ T9926] ? vprintk_emit (kernel/printk/printk.c:2471) [ 355.929269][ T9926] __might_resched.cold (kernel/sched/core.c:9234) [ 355.929273][ T9926] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 355.929277][ T9926] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 355.929281][ T9926] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.929283][ T9926] __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)) [ 355.929286][ T9926] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 355.929289][ T9926] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 355.929294][ T9926] ? 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) [ 355.929296][ T9926] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 355.929298][ T9926] put_chars (drivers/char/virtio_console.c:1176) [ 355.929300][ T9926] ? __send_to_port (drivers/char/virtio_console.c:654) [ 355.929302][ T9926] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 355.929304][ T9926] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 355.929310][ T9926] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 355.929312][ T9926] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.929313][ T9926] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 355.929315][ T9926] console_emit_next_record (kernel/printk/printk.c:3183) [ 355.929318][ T9926] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 355.929320][ T9926] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.929321][ T9926] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.929322][ T9926] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.929324][ T9926] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 355.929326][ T9926] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 355.929327][ T9926] console_flush_one_record (kernel/printk/printk.c:3268) [ 355.929330][ T9926] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 355.929333][ T9926] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 355.929334][ T9926] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 355.929336][ T9926] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 355.929338][ T9926] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.929339][ T9926] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 355.929340][ T9926] ? 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) [ 355.929342][ T9926] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 355.929343][ T9926] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 355.929345][ T9926] ? vprintk_emit (kernel/printk/printk.c:2478) [ 355.929347][ T9926] vprintk_emit (kernel/printk/printk.c:2479) [ 355.929349][ T9926] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 355.929350][ T9926] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 355.929353][ T9926] _printk (kernel/printk/printk.c:2504) [ 355.929356][ T9926] ? snapshot_read.cold (user.c:?) [ 355.929358][ T9926] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.929359][ T9926] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 355.929362][ T9926] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 355.929364][ T9926] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 355.929366][ T9926] ? netdev_notice (net/core/dev.c:13194) [ 355.929368][ T9926] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 355.929375][ T9926] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 355.929379][ T9926] ? 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) [ 355.929381][ T9926] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 355.929383][ T9926] netif_set_promiscuity (net/core/dev.c:9699) [ 355.929388][ T9926] dev_set_promiscuity (net/core/dev_api.c:288) [ 355.929390][ T9926] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 355.929394][ T9926] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 355.929400][ T9926] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 355.929404][ T9926] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 355.929408][ T9926] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 355.929412][ T9926] ? security_capable (security/security.c:660 (discriminator 11)) [ 355.929414][ T9926] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 355.929417][ T9926] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 355.929419][ T9926] ? __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 [ 355.929422][ T9926] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 355.929425][ T9926] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 355.929429][ T9926] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 355.929431][ T9926] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 355.929433][ T9926] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 355.929435][ T9926] ? netlink_ack (./include/linux/skbuff.h:2718) [ 355.929438][ T9926] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 355.929440][ T9926] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.929441][ T9926] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 355.929443][ T9926] genl_rcv (net/netlink/genetlink.c:1218) [ 355.929445][ T9926] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 355.929447][ T9926] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 355.929449][ T9926] ? __futex_wake_mark (kernel/futex/waitwake.c:123 (discriminator 4) kernel/futex/waitwake.c:110 (discriminator 4)) [ 355.929452][ T9926] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 355.929455][ T9926] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 355.929457][ T9926] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 355.929458][ T9926] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.929460][ T9926] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 355.929462][ T9926] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 355.929466][ T9926] __sys_sendto (net/socket.c:2281) [ 355.929468][ T9926] ? __ia32_sys_getpeername (net/socket.c:2235) [ 355.929470][ T9926] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 355.929472][ T9926] ? do_futex (kernel/futex/syscalls.c:133) [ 355.929474][ T9926] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 355.929476][ T9926] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 355.929478][ T9926] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 355.929480][ T9926] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 355.929483][ T9926] ? 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)) [ 355.929485][ T9926] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 355.929486][ T9926] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 355.929489][ T9926] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 355.929491][ T9926] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 355.929493][ T9926] RIP: 0033:0x7fe15cdad312 [ 355.929495][ T9926] 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) [ 355.929497][ T9926] RSP: 002b:00007fff39937598 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 355.929501][ T9926] RAX: ffffffffffffffda RBX: 00007fff399376c8 RCX: 00007fe15cdad312 [ 355.929502][ T9926] RDX: 0000000000000024 RSI: 00007fe15891d6b0 RDI: 0000000000000020 [ 355.929503][ T9926] RBP: 00007fff399375c0 R08: 00007fff39937740 R09: 000000000000000c [ 355.929504][ T9926] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe15ac09e10 [ 355.929505][ T9926] R13: 00007fff399376c8 R14: 00007fe15c6cc01a R15: 00007fff39937ab8 | [ 357.960104][T10033] softirqs last disabled at (0): 0x0 | [ 357.960106][T10033] Preemption disabled at: | [ 357.960107][T10033] vprintk_emit (kernel/printk/printk.c:2471) | [ 357.960116][T10033] Tainted: [W]=WARN [ 357.960118][T10033] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 357.960120][T10033] Call Trace: [ 357.960121][T10033] [ 357.960122][T10033] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 357.960128][T10033] ? vprintk_emit (kernel/printk/printk.c:2471) [ 357.960129][T10033] __might_resched.cold (kernel/sched/core.c:9234) [ 357.960133][T10033] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 357.960137][T10033] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.960139][T10033] __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)) [ 357.960142][T10033] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 357.960145][T10033] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 357.960150][T10033] ? 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) [ 357.960152][T10033] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 357.960155][T10033] put_chars (drivers/char/virtio_console.c:1176) [ 357.960156][T10033] ? __send_to_port (drivers/char/virtio_console.c:654) [ 357.960158][T10033] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 357.960161][T10033] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 357.960165][T10033] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 357.960168][T10033] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 357.960169][T10033] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.960171][T10033] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.960173][T10033] console_emit_next_record (kernel/printk/printk.c:3183) [ 357.960176][T10033] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 357.960178][T10033] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.960179][T10033] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.960180][T10033] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.960181][T10033] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.960183][T10033] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 357.960185][T10033] console_flush_one_record (kernel/printk/printk.c:3268) [ 357.960187][T10033] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 357.960190][T10033] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 357.960192][T10033] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.960194][T10033] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 357.960196][T10033] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.960197][T10033] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 357.960198][T10033] ? 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) [ 357.960200][T10033] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 357.960201][T10033] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 357.960203][T10033] ? vprintk_emit (kernel/printk/printk.c:2478) [ 357.960205][T10033] vprintk_emit (kernel/printk/printk.c:2479) [ 357.960207][T10033] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 357.960208][T10033] ? 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) [ 357.960210][T10033] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.960211][T10033] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 357.960215][T10033] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.960217][T10033] _printk (kernel/printk/printk.c:2504) [ 357.960219][T10033] ? snapshot_read.cold (user.c:?) [ 357.960221][T10033] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 357.960225][T10033] ? idr_get_free (??:?) [ 357.960227][T10033] ? 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) [ 357.960230][T10033] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 357.960238][T10033] ? nla_get_range_signed (lib/nlattr.c:270) [ 357.960242][T10033] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.960243][T10033] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 357.960246][T10033] __nla_validate_parse (lib/nlattr.c:635) [ 357.960249][T10033] __nla_parse (lib/nlattr.c:732) [ 357.960251][T10033] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 357.960253][T10033] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 357.960255][T10033] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 357.960258][T10033] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 357.960261][T10033] ? security_capable (security/security.c:660 (discriminator 11)) [ 357.960264][T10033] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 357.960266][T10033] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 357.960269][T10033] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 357.960276][T10033] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 357.960279][T10033] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 357.960282][T10033] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 357.960284][T10033] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 357.960286][T10033] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 357.960288][T10033] ? netlink_ack (./include/linux/skbuff.h:2718) [ 357.960291][T10033] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.960292][T10033] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.960293][T10033] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 357.960295][T10033] genl_rcv (net/netlink/genetlink.c:1218) [ 357.960297][T10033] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 357.960299][T10033] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 357.960302][T10033] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 357.960304][T10033] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 357.960306][T10033] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.960308][T10033] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.960310][T10033] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 357.960313][T10033] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 357.960316][T10033] __sys_sendto (net/socket.c:2281) [ 357.960318][T10033] ? __ia32_sys_getpeername (net/socket.c:2235) [ 357.960322][T10033] ? fput_close_sync (fs/file_table.c:617) [ 357.960325][T10033] ? alloc_file_clone (fs/file_table.c:479) [ 357.960327][T10033] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 357.960329][T10033] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 357.960330][T10033] ? 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)) [ 357.960332][T10033] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 357.960333][T10033] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 357.960336][T10033] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 357.960338][T10033] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 357.960340][T10033] RIP: 0033:0x7f6f5519a312 [ 357.960342][T10033] 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) [ 357.960344][T10033] RSP: 002b:00007ffe1fb82c18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 357.960347][T10033] RAX: ffffffffffffffda RBX: 00007ffe1fb82d48 RCX: 00007f6f5519a312 [ 357.960349][T10033] RDX: 0000000000000044 RSI: 00007f6f52ecf230 RDI: 0000000000000020 [ 357.960350][T10033] RBP: 00007ffe1fb82c40 R08: 00007ffe1fb82dc0 R09: 000000000000000c [ 357.960351][T10033] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6f52ffe0b0 [ 357.960352][T10033] R13: 00007ffe1fb82d48 R14: 00007f6f54ab901a R15: 00007ffe1fb83138 | [ 359.365918][T10090] softirqs last disabled at (0): 0x0 | [ 359.365920][T10090] Preemption disabled at: | [ 359.365921][T10090] vprintk_emit (kernel/printk/printk.c:2471) | [ 359.365931][T10090] Tainted: [W]=WARN [ 359.365932][T10090] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 359.365933][T10090] Call Trace: [ 359.365935][T10090] [ 359.365936][T10090] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 359.365942][T10090] ? vprintk_emit (kernel/printk/printk.c:2471) [ 359.365944][T10090] __might_resched.cold (kernel/sched/core.c:9234) [ 359.365948][T10090] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 359.365952][T10090] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.365954][T10090] __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)) [ 359.365957][T10090] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 359.365961][T10090] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 359.365965][T10090] ? 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) [ 359.365967][T10090] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 359.365970][T10090] put_chars (drivers/char/virtio_console.c:1176) [ 359.365971][T10090] ? __send_to_port (drivers/char/virtio_console.c:654) [ 359.365973][T10090] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 359.365975][T10090] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 359.365978][T10090] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 359.365982][T10090] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 359.365984][T10090] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 359.365986][T10090] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.365987][T10090] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.365988][T10090] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.365991][T10090] console_emit_next_record (kernel/printk/printk.c:3183) [ 359.365993][T10090] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 359.365995][T10090] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.365996][T10090] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.365997][T10090] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.365998][T10090] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.366000][T10090] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 359.366002][T10090] console_flush_one_record (kernel/printk/printk.c:3268) [ 359.366005][T10090] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 359.366007][T10090] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 359.366009][T10090] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.366011][T10090] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 359.366013][T10090] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.366014][T10090] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 359.366015][T10090] ? 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) [ 359.366017][T10090] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 359.366018][T10090] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 359.366020][T10090] ? vprintk_emit (kernel/printk/printk.c:2478) [ 359.366021][T10090] vprintk_emit (kernel/printk/printk.c:2479) [ 359.366023][T10090] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 359.366025][T10090] _printk (kernel/printk/printk.c:2504) [ 359.366028][T10090] ? snapshot_read.cold (user.c:?) [ 359.366030][T10090] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 359.366032][T10090] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 359.366036][T10090] ? 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) [ 359.366038][T10090] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 359.366040][T10090] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 359.366043][T10090] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 359.366045][T10090] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 359.366048][T10090] ? netdev_notice (net/core/dev.c:13194) [ 359.366049][T10090] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 359.366057][T10090] ? 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) [ 359.366058][T10090] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 359.366060][T10090] netif_set_promiscuity (net/core/dev.c:9699) [ 359.366063][T10090] dev_set_promiscuity (net/core/dev_api.c:288) [ 359.366065][T10090] ? dev_disable_lro (net/core/dev_api.c:267) [ 359.366066][T10090] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 359.366071][T10090] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 359.366074][T10090] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 359.366076][T10090] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 359.366080][T10090] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 359.366084][T10090] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 359.366088][T10090] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 359.366091][T10090] ? __nla_validate_parse (lib/nlattr.c:635) [ 359.366095][T10090] ? __nla_parse (lib/nlattr.c:732) [ 359.366097][T10090] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 359.366101][T10090] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 359.366103][T10090] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 359.366107][T10090] ? security_capable (security/security.c:660 (discriminator 11)) [ 359.366109][T10090] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 359.366112][T10090] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 359.366114][T10090] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 359.366117][T10090] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 359.366120][T10090] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 359.366123][T10090] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 359.366125][T10090] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 359.366127][T10090] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 359.366129][T10090] ? netlink_ack (./include/linux/skbuff.h:2718) [ 359.366132][T10090] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.366133][T10090] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.366134][T10090] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 359.366136][T10090] genl_rcv (net/netlink/genetlink.c:1218) [ 359.366138][T10090] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 359.366140][T10090] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 359.366142][T10090] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 359.366145][T10090] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 359.366148][T10090] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 359.366150][T10090] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 359.366152][T10090] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.366154][T10090] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.366155][T10090] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 359.366158][T10090] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 359.366161][T10090] __sys_sendto (net/socket.c:2281) [ 359.366163][T10090] ? __ia32_sys_getpeername (net/socket.c:2235) [ 359.366167][T10090] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 359.366171][T10090] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 359.366173][T10090] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 359.366174][T10090] ? 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)) [ 359.366176][T10090] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 359.366177][T10090] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 359.366181][T10090] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 359.366183][T10090] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 359.366185][T10090] RIP: 0033:0x7f7a7cd38312 [ 359.366187][T10090] 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) [ 359.366189][T10090] RSP: 002b:00007ffcdd198ff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 359.366193][T10090] RAX: ffffffffffffffda RBX: 00007ffcdd199128 RCX: 00007f7a7cd38312 [ 359.366194][T10090] RDX: 0000000000000034 RSI: 00007f7a78935ef0 RDI: 0000000000000023 [ 359.366195][T10090] RBP: 00007ffcdd199020 R08: 00007ffcdd1991a0 R09: 000000000000000c [ 359.366196][T10090] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7a7aba6190 [ 359.366197][T10090] R13: 00007ffcdd199128 R14: 00007f7a7c65701a R15: 00007ffcdd199518 | [ 365.797044][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 365.797046][ T70] Preemption disabled at: | [ 365.797047][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 365.797057][ T70] Tainted: [W]=WARN [ 365.797058][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 365.797060][ T70] Workqueue: netns cleanup_net [ 365.797066][ T70] Call Trace: [ 365.797068][ T70] [ 365.797069][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 365.797075][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 365.797076][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 365.797081][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 365.797084][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 365.797086][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.797089][ 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)) [ 365.797092][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 365.797095][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 365.797100][ 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) [ 365.797102][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 365.797104][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 365.797106][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 365.797107][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 365.797109][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 365.797112][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 365.797117][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 365.797119][ 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) [ 365.797121][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 365.797123][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 365.797125][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.797126][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 365.797128][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 365.797131][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 365.797133][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.797134][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.797135][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.797136][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 365.797138][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 365.797140][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 365.797142][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 365.797145][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 365.797147][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 365.797149][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 365.797151][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.797152][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 365.797153][ 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) [ 365.797155][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 365.797156][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 365.797158][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 365.797159][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 365.797161][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 365.797163][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 365.797164][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 365.797171][ T70] _printk (kernel/printk/printk.c:2504) [ 365.797174][ T70] ? snapshot_read.cold (user.c:?) [ 365.797176][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 365.797180][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 365.797182][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 365.797184][ T70] ? netdev_notice (net/core/dev.c:13194) [ 365.797186][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 365.797189][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 365.797192][ 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) [ 365.797193][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 365.797195][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 365.797198][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 365.797200][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 365.797203][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 365.797208][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 365.797213][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.797214][ T70] notifier_call_chain (kernel/notifier.c:85) [ 365.797218][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 365.797220][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 365.797222][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 365.797224][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 365.797226][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 365.797227][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 365.797229][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 365.797230][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 365.797232][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 365.797235][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 365.797237][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 365.797239][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 365.797242][ T70] cleanup_net (net/core/net_namespace.c:706) [ 365.797244][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 365.797246][ T70] ? update_load_avg (kernel/sched/fair.c:5864) [ 365.797248][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 365.797250][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.797252][ T70] process_one_work (kernel/workqueue.c:3387) [ 365.797256][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 365.797258][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 365.797260][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 365.797262][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 365.797265][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 365.797266][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 365.797268][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 365.797270][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 365.797272][ T70] kthread (kernel/kthread.c:436) [ 365.797274][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 365.797277][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 365.797279][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 365.797282][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 365.797284][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 365.797287][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 365.797289][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 367.473292][T10317] softirqs last disabled at (0): 0x0 | [ 367.473293][T10317] Preemption disabled at: | [ 367.473294][T10317] vprintk_emit (kernel/printk/printk.c:2471) | [ 367.473304][T10317] Tainted: [W]=WARN [ 367.473305][T10317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 367.473306][T10317] Call Trace: [ 367.473308][T10317] [ 367.473309][T10317] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 367.473315][T10317] ? vprintk_emit (kernel/printk/printk.c:2471) [ 367.473316][T10317] __might_resched.cold (kernel/sched/core.c:9234) [ 367.473321][T10317] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 367.473324][T10317] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 367.473327][T10317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 367.473330][T10317] __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)) [ 367.473333][T10317] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 367.473336][T10317] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 367.473341][T10317] ? 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) [ 367.473342][T10317] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 367.473345][T10317] put_chars (drivers/char/virtio_console.c:1176) [ 367.473347][T10317] ? __send_to_port (drivers/char/virtio_console.c:654) [ 367.473348][T10317] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 367.473351][T10317] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 367.473356][T10317] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 367.473358][T10317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 367.473359][T10317] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 367.473362][T10317] console_emit_next_record (kernel/printk/printk.c:3183) [ 367.473364][T10317] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 367.473367][T10317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 367.473368][T10317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 367.473369][T10317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 367.473370][T10317] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 367.473372][T10317] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 367.473373][T10317] console_flush_one_record (kernel/printk/printk.c:3268) [ 367.473376][T10317] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 367.473379][T10317] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 367.473380][T10317] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 367.473382][T10317] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 367.473384][T10317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 367.473385][T10317] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 367.473386][T10317] ? 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) [ 367.473388][T10317] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 367.473389][T10317] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 367.473391][T10317] ? vprintk_emit (kernel/printk/printk.c:2478) [ 367.473393][T10317] vprintk_emit (kernel/printk/printk.c:2479) [ 367.473395][T10317] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 367.473396][T10317] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 367.473399][T10317] _printk (kernel/printk/printk.c:2504) [ 367.473402][T10317] ? snapshot_read.cold (user.c:?) [ 367.473404][T10317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 367.473405][T10317] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 367.473408][T10317] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 367.473410][T10317] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 367.473413][T10317] ? netdev_notice (net/core/dev.c:13194) [ 367.473415][T10317] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 367.473422][T10317] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 367.473425][T10317] ? 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) [ 367.473427][T10317] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 367.473429][T10317] netif_set_promiscuity (net/core/dev.c:9699) [ 367.473434][T10317] dev_set_promiscuity (net/core/dev_api.c:288) [ 367.473436][T10317] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 367.473440][T10317] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 367.473446][T10317] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 367.473450][T10317] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 367.473454][T10317] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 367.473457][T10317] ? security_capable (security/security.c:660 (discriminator 11)) [ 367.473460][T10317] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 367.473463][T10317] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 367.473465][T10317] ? __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 [ 367.473468][T10317] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 367.473471][T10317] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 367.473475][T10317] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 367.473477][T10317] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 367.473479][T10317] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 367.473481][T10317] ? netlink_ack (./include/linux/skbuff.h:2718) [ 367.473484][T10317] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 367.473485][T10317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 367.473487][T10317] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 367.473488][T10317] genl_rcv (net/netlink/genetlink.c:1218) [ 367.473490][T10317] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 367.473493][T10317] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 367.473495][T10317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 367.473496][T10317] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 367.473498][T10317] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 367.473500][T10317] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 367.473502][T10317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 367.473504][T10317] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 367.473506][T10317] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 367.473509][T10317] __sys_sendto (net/socket.c:2281) [ 367.473511][T10317] ? __ia32_sys_getpeername (net/socket.c:2235) [ 367.473515][T10317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 367.473516][T10317] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 367.473518][T10317] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 367.473520][T10317] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 367.473523][T10317] ? 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)) [ 367.473525][T10317] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 367.473526][T10317] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 367.473529][T10317] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 367.473531][T10317] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 367.473533][T10317] RIP: 0033:0x7f0b7ca2d312 [ 367.473535][T10317] 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) [ 367.473537][T10317] RSP: 002b:00007ffe035ad818 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 367.473540][T10317] RAX: ffffffffffffffda RBX: 00007ffe035ad948 RCX: 00007f0b7ca2d312 [ 367.473542][T10317] RDX: 0000000000000024 RSI: 00007f0b7859d590 RDI: 0000000000000020 [ 367.473543][T10317] RBP: 00007ffe035ad840 R08: 00007ffe035ad9c0 R09: 000000000000000c [ 367.473544][T10317] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0b7a889e10 [ 367.473545][T10317] R13: 00007ffe035ad948 R14: 00007f0b7c34c01a R15: 00007ffe035add38 | [ 369.365507][T10412] softirqs last disabled at (0): 0x0 | [ 369.365509][T10412] Preemption disabled at: | [ 369.365510][T10412] vprintk_emit (kernel/printk/printk.c:2471) | [ 369.365519][T10412] Tainted: [W]=WARN [ 369.365521][T10412] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 369.365522][T10412] Call Trace: [ 369.365524][T10412] [ 369.365525][T10412] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 369.365530][T10412] ? vprintk_emit (kernel/printk/printk.c:2471) [ 369.365532][T10412] __might_resched.cold (kernel/sched/core.c:9234) [ 369.365536][T10412] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 369.365539][T10412] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.365542][T10412] __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)) [ 369.365545][T10412] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 369.365548][T10412] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 369.365553][T10412] ? 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) [ 369.365555][T10412] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 369.365558][T10412] put_chars (drivers/char/virtio_console.c:1176) [ 369.365560][T10412] ? __send_to_port (drivers/char/virtio_console.c:654) [ 369.365562][T10412] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 369.365565][T10412] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 369.365569][T10412] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 369.365571][T10412] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 369.365573][T10412] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.365575][T10412] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 369.365577][T10412] console_emit_next_record (kernel/printk/printk.c:3183) [ 369.365580][T10412] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 369.365582][T10412] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.365583][T10412] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.365584][T10412] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.365585][T10412] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 369.365587][T10412] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 369.365589][T10412] console_flush_one_record (kernel/printk/printk.c:3268) [ 369.365592][T10412] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 369.365595][T10412] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 369.365597][T10412] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 369.365598][T10412] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 369.365600][T10412] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.365602][T10412] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 369.365603][T10412] ? 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) [ 369.365605][T10412] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 369.365606][T10412] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 369.365608][T10412] ? vprintk_emit (kernel/printk/printk.c:2478) [ 369.365610][T10412] vprintk_emit (kernel/printk/printk.c:2479) [ 369.365618][T10412] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 369.365620][T10412] ? 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) [ 369.365622][T10412] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.365623][T10412] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 369.365627][T10412] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 369.365629][T10412] _printk (kernel/printk/printk.c:2504) [ 369.365632][T10412] ? snapshot_read.cold (user.c:?) [ 369.365634][T10412] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 369.365638][T10412] ? idr_get_free (??:?) [ 369.365640][T10412] ? 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) [ 369.365643][T10412] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 369.365650][T10412] ? nla_get_range_signed (lib/nlattr.c:270) [ 369.365654][T10412] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.365656][T10412] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 369.365659][T10412] __nla_validate_parse (lib/nlattr.c:635) [ 369.365662][T10412] __nla_parse (lib/nlattr.c:732) [ 369.365664][T10412] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 369.365667][T10412] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 369.365669][T10412] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 369.365671][T10412] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 369.365674][T10412] ? security_capable (security/security.c:660 (discriminator 11)) [ 369.365677][T10412] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 369.365680][T10412] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 369.365683][T10412] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 369.365690][T10412] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 369.365693][T10412] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 369.365696][T10412] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 369.365698][T10412] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 369.365700][T10412] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 369.365702][T10412] ? netlink_ack (./include/linux/skbuff.h:2718) [ 369.365705][T10412] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 369.365707][T10412] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.365708][T10412] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 369.365710][T10412] genl_rcv (net/netlink/genetlink.c:1218) [ 369.365712][T10412] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 369.365715][T10412] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 369.365717][T10412] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 369.365719][T10412] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 369.365721][T10412] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 369.365723][T10412] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 369.365725][T10412] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 369.365728][T10412] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 369.365731][T10412] __sys_sendto (net/socket.c:2281) [ 369.365734][T10412] ? __ia32_sys_getpeername (net/socket.c:2235) [ 369.365738][T10412] ? fput_close_sync (fs/file_table.c:617) [ 369.365741][T10412] ? alloc_file_clone (fs/file_table.c:479) [ 369.365743][T10412] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 369.365745][T10412] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 369.365746][T10412] ? 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)) [ 369.365748][T10412] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 369.365749][T10412] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 369.365752][T10412] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 369.365754][T10412] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 369.365756][T10412] RIP: 0033:0x7f160ac67312 [ 369.365758][T10412] 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) [ 369.365760][T10412] RSP: 002b:00007ffffac77ce8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 369.365764][T10412] RAX: ffffffffffffffda RBX: 00007ffffac77e18 RCX: 00007f160ac67312 [ 369.365766][T10412] RDX: 0000000000000044 RSI: 00007f160270e790 RDI: 0000000000000020 [ 369.365767][T10412] RBP: 00007ffffac77d10 R08: 00007ffffac77e90 R09: 000000000000000c [ 369.365768][T10412] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1608aca0b0 [ 369.365769][T10412] R13: 00007ffffac77e18 R14: 00007f160a58601a R15: 00007ffffac78208 | [ 370.815260][T10469] softirqs last disabled at (0): 0x0 | [ 370.815262][T10469] Preemption disabled at: | [ 370.815263][T10469] vprintk_emit (kernel/printk/printk.c:2471) | [ 370.815272][T10469] Tainted: [W]=WARN [ 370.815273][T10469] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 370.815275][T10469] Call Trace: [ 370.815276][T10469] [ 370.815278][T10469] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 370.815283][T10469] ? vprintk_emit (kernel/printk/printk.c:2471) [ 370.815285][T10469] __might_resched.cold (kernel/sched/core.c:9234) [ 370.815289][T10469] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 370.815293][T10469] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.815295][T10469] __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)) [ 370.815298][T10469] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 370.815301][T10469] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 370.815306][T10469] ? 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) [ 370.815308][T10469] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 370.815311][T10469] put_chars (drivers/char/virtio_console.c:1176) [ 370.815312][T10469] ? __send_to_port (drivers/char/virtio_console.c:654) [ 370.815314][T10469] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 370.815316][T10469] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 370.815319][T10469] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 370.815323][T10469] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 370.815326][T10469] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 370.815327][T10469] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.815328][T10469] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.815330][T10469] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 370.815332][T10469] console_emit_next_record (kernel/printk/printk.c:3183) [ 370.815335][T10469] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 370.815337][T10469] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.815338][T10469] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.815339][T10469] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.815340][T10469] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 370.815342][T10469] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 370.815344][T10469] console_flush_one_record (kernel/printk/printk.c:3268) [ 370.815346][T10469] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 370.815349][T10469] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 370.815351][T10469] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 370.815353][T10469] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 370.815355][T10469] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.815356][T10469] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 370.815357][T10469] ? 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) [ 370.815359][T10469] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 370.815361][T10469] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 370.815363][T10469] ? vprintk_emit (kernel/printk/printk.c:2478) [ 370.815364][T10469] vprintk_emit (kernel/printk/printk.c:2479) [ 370.815366][T10469] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 370.815368][T10469] _printk (kernel/printk/printk.c:2504) [ 370.815371][T10469] ? snapshot_read.cold (user.c:?) [ 370.815373][T10469] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 370.815376][T10469] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 370.815379][T10469] ? 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) [ 370.815381][T10469] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 370.815383][T10469] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 370.815386][T10469] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 370.815388][T10469] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 370.815390][T10469] ? netdev_notice (net/core/dev.c:13194) [ 370.815392][T10469] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 370.815400][T10469] ? 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) [ 370.815401][T10469] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 370.815404][T10469] netif_set_promiscuity (net/core/dev.c:9699) [ 370.815406][T10469] dev_set_promiscuity (net/core/dev_api.c:288) [ 370.815408][T10469] ? dev_disable_lro (net/core/dev_api.c:267) [ 370.815409][T10469] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 370.815414][T10469] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 370.815417][T10469] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 370.815419][T10469] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 370.815423][T10469] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 370.815427][T10469] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 370.815431][T10469] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 370.815434][T10469] ? __nla_validate_parse (lib/nlattr.c:635) [ 370.815438][T10469] ? __nla_parse (lib/nlattr.c:732) [ 370.815440][T10469] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 370.815444][T10469] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 370.815447][T10469] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 370.815450][T10469] ? security_capable (security/security.c:660 (discriminator 11)) [ 370.815453][T10469] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 370.815455][T10469] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 370.815458][T10469] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 370.815461][T10469] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 370.815464][T10469] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 370.815466][T10469] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 370.815468][T10469] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 370.815470][T10469] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 370.815472][T10469] ? netlink_ack (./include/linux/skbuff.h:2718) [ 370.815475][T10469] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 370.815477][T10469] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.815478][T10469] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 370.815480][T10469] genl_rcv (net/netlink/genetlink.c:1218) [ 370.815482][T10469] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 370.815484][T10469] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 370.815486][T10469] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 370.815489][T10469] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 370.815492][T10469] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 370.815494][T10469] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 370.815496][T10469] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 370.815498][T10469] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.815499][T10469] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 370.815502][T10469] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 370.815505][T10469] __sys_sendto (net/socket.c:2281) [ 370.815507][T10469] ? __ia32_sys_getpeername (net/socket.c:2235) [ 370.815509][T10469] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 370.815511][T10469] ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507) [ 370.815514][T10469] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 370.815518][T10469] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 370.815520][T10469] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 370.815522][T10469] ? 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)) [ 370.815523][T10469] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 370.815525][T10469] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 370.815528][T10469] ? irq_exit_rcu (kernel/softirq.c:786) [ 370.815530][T10469] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 370.815533][T10469] RIP: 0033:0x7f679fb66312 [ 370.815535][T10469] 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) [ 370.815536][T10469] RSP: 002b:00007ffe11f9bcd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 370.815540][T10469] RAX: ffffffffffffffda RBX: 00007ffe11f9be08 RCX: 00007f679fb66312 [ 370.815542][T10469] RDX: 0000000000000038 RSI: 00007f679c786fb0 RDI: 0000000000000023 [ 370.815543][T10469] RBP: 00007ffe11f9bd00 R08: 00007ffe11f9be80 R09: 000000000000000c [ 370.815544][T10469] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f679d9ca190 [ 370.815544][T10469] R13: 00007ffe11f9be08 R14: 00007f679f48501a R15: 00007ffe11f9c1f8 | [ 377.318763][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 377.318765][ T70] Preemption disabled at: | [ 377.318765][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 377.318775][ T70] Tainted: [W]=WARN [ 377.318777][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 377.318778][ T70] Workqueue: netns cleanup_net [ 377.318788][ T70] Call Trace: [ 377.318790][ T70] [ 377.318792][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 377.318797][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 377.318799][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 377.318802][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 377.318806][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 377.318808][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.318811][ 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)) [ 377.318813][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 377.318817][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 377.318821][ 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) [ 377.318823][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 377.318825][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 377.318827][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 377.318828][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 377.318830][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 377.318833][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 377.318837][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 377.318839][ 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) [ 377.318841][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 377.318844][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 377.318845][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.318847][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 377.318849][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 377.318852][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 377.318854][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.318855][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.318856][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.318857][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 377.318859][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 377.318860][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 377.318863][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 377.318866][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 377.318868][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 377.318869][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 377.318871][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.318872][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 377.318874][ 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) [ 377.318875][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 377.318877][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 377.318879][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 377.318880][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 377.318882][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 377.318883][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 377.318885][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 377.318891][ T70] _printk (kernel/printk/printk.c:2504) [ 377.318894][ T70] ? snapshot_read.cold (user.c:?) [ 377.318896][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 377.318900][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 377.318902][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 377.318904][ T70] ? netdev_notice (net/core/dev.c:13194) [ 377.318906][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 377.318908][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 377.318911][ 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) [ 377.318913][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 377.318915][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 377.318918][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 377.318919][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 377.318922][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 377.318928][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 377.318932][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.318934][ T70] notifier_call_chain (kernel/notifier.c:85) [ 377.318937][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 377.318939][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 377.318941][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 377.318944][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 377.318945][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 377.318947][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 377.318948][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 377.318950][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 377.318952][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 377.318955][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 377.318957][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 377.318958][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 377.318961][ T70] cleanup_net (net/core/net_namespace.c:706) [ 377.318963][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 377.318965][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 377.318967][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.318968][ T70] process_one_work (kernel/workqueue.c:3387) [ 377.318973][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 377.318975][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 377.318977][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 377.318979][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 377.318981][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 377.318983][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 377.318985][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 377.318987][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 377.318989][ T70] kthread (kernel/kthread.c:436) [ 377.318991][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 377.318994][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 377.318996][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 377.318999][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 377.319001][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 377.319004][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 377.319006][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 378.499075][T10682] softirqs last disabled at (0): 0x0 | [ 378.499077][T10682] Preemption disabled at: | [ 378.499077][T10682] vprintk_emit (kernel/printk/printk.c:2471) | [ 378.499087][T10682] Tainted: [W]=WARN [ 378.499088][T10682] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 378.499090][T10682] Call Trace: [ 378.499092][T10682] [ 378.499093][T10682] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 378.499099][T10682] ? vprintk_emit (kernel/printk/printk.c:2471) [ 378.499100][T10682] __might_resched.cold (kernel/sched/core.c:9234) [ 378.499104][T10682] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 378.499107][T10682] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 378.499111][T10682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 378.499113][T10682] __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)) [ 378.499116][T10682] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 378.499119][T10682] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 378.499124][T10682] ? 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) [ 378.499126][T10682] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 378.499128][T10682] put_chars (drivers/char/virtio_console.c:1176) [ 378.499130][T10682] ? __send_to_port (drivers/char/virtio_console.c:654) [ 378.499131][T10682] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 378.499134][T10682] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 378.499139][T10682] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 378.499141][T10682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 378.499142][T10682] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 378.499145][T10682] console_emit_next_record (kernel/printk/printk.c:3183) [ 378.499148][T10682] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 378.499150][T10682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 378.499151][T10682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 378.499152][T10682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 378.499153][T10682] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 378.499155][T10682] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 378.499157][T10682] console_flush_one_record (kernel/printk/printk.c:3268) [ 378.499159][T10682] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 378.499162][T10682] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 378.499164][T10682] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 378.499166][T10682] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 378.499167][T10682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 378.499168][T10682] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 378.499170][T10682] ? 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) [ 378.499171][T10682] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 378.499173][T10682] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 378.499175][T10682] ? vprintk_emit (kernel/printk/printk.c:2478) [ 378.499176][T10682] vprintk_emit (kernel/printk/printk.c:2479) [ 378.499178][T10682] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 378.499179][T10682] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 378.499182][T10682] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 378.499189][T10682] _printk (kernel/printk/printk.c:2504) [ 378.499192][T10682] ? snapshot_read.cold (user.c:?) [ 378.499194][T10682] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 378.499197][T10682] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 378.499200][T10682] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 378.499202][T10682] ? netdev_notice (net/core/dev.c:13194) [ 378.499203][T10682] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 378.499206][T10682] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 378.499209][T10682] ? 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) [ 378.499211][T10682] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 378.499213][T10682] netif_set_promiscuity (net/core/dev.c:9699) [ 378.499216][T10682] dev_set_promiscuity (net/core/dev_api.c:288) [ 378.499218][T10682] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 378.499221][T10682] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 378.499227][T10682] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 378.499230][T10682] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 378.499234][T10682] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 378.499239][T10682] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 378.499243][T10682] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 378.499247][T10682] ? security_capable (security/security.c:660 (discriminator 11)) [ 378.499250][T10682] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 378.499252][T10682] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 378.499254][T10682] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 378.499258][T10682] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 378.499261][T10682] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 378.499264][T10682] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 378.499266][T10682] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 378.499268][T10682] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 378.499270][T10682] ? netlink_ack (./include/linux/skbuff.h:2718) [ 378.499273][T10682] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 378.499275][T10682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 378.499276][T10682] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 378.499278][T10682] genl_rcv (net/netlink/genetlink.c:1218) [ 378.499280][T10682] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 378.499282][T10682] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 378.499284][T10682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 378.499286][T10682] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 378.499288][T10682] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 378.499290][T10682] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 378.499292][T10682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 378.499294][T10682] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 378.499296][T10682] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 378.499299][T10682] __sys_sendto (net/socket.c:2281) [ 378.499301][T10682] ? __ia32_sys_getpeername (net/socket.c:2235) [ 378.499305][T10682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 378.499306][T10682] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 378.499308][T10682] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 378.499310][T10682] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 378.499313][T10682] ? 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)) [ 378.499315][T10682] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 378.499316][T10682] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 378.499320][T10682] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 378.499322][T10682] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 378.499324][T10682] RIP: 0033:0x7f425d02f312 [ 378.499326][T10682] 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) [ 378.499327][T10682] RSP: 002b:00007ffebdd7ee78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 378.499331][T10682] RAX: ffffffffffffffda RBX: 00007ffebdd7efa8 RCX: 00007f425d02f312 [ 378.499333][T10682] RDX: 0000000000000028 RSI: 00007f4258c914a0 RDI: 0000000000000023 [ 378.499334][T10682] RBP: 00007ffebdd7eea0 R08: 00007ffebdd7f020 R09: 000000000000000c [ 378.499335][T10682] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f425ae95fd0 [ 378.499336][T10682] R13: 00007ffebdd7efa8 R14: 00007f425c94e01a R15: 00007ffebdd7f398 | [ 380.995938][T10802] softirqs last disabled at (0): 0x0 | [ 380.995939][T10802] Preemption disabled at: | [ 380.995940][T10802] vprintk_emit (kernel/printk/printk.c:2471) | [ 380.995950][T10802] Tainted: [W]=WARN [ 380.995951][T10802] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 380.995953][T10802] Call Trace: [ 380.995954][T10802] [ 380.995955][T10802] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 380.995961][T10802] ? vprintk_emit (kernel/printk/printk.c:2471) [ 380.995962][T10802] __might_resched.cold (kernel/sched/core.c:9234) [ 380.995967][T10802] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 380.995970][T10802] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.995973][T10802] __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)) [ 380.995976][T10802] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 380.995979][T10802] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 380.995984][T10802] ? 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) [ 380.995985][T10802] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 380.995988][T10802] put_chars (drivers/char/virtio_console.c:1176) [ 380.995989][T10802] ? __send_to_port (drivers/char/virtio_console.c:654) [ 380.995991][T10802] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 380.995994][T10802] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 380.995999][T10802] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 380.996001][T10802] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 380.996003][T10802] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.996004][T10802] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 380.996006][T10802] console_emit_next_record (kernel/printk/printk.c:3183) [ 380.996009][T10802] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 380.996011][T10802] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.996012][T10802] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.996013][T10802] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.996014][T10802] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 380.996017][T10802] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 380.996018][T10802] console_flush_one_record (kernel/printk/printk.c:3268) [ 380.996021][T10802] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 380.996023][T10802] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 380.996025][T10802] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 380.996027][T10802] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 380.996029][T10802] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.996030][T10802] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 380.996031][T10802] ? 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) [ 380.996033][T10802] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 380.996034][T10802] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 380.996036][T10802] ? vprintk_emit (kernel/printk/printk.c:2478) [ 380.996038][T10802] vprintk_emit (kernel/printk/printk.c:2479) [ 380.996040][T10802] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 380.996041][T10802] ? 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) [ 380.996043][T10802] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.996044][T10802] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 380.996048][T10802] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 380.996050][T10802] _printk (kernel/printk/printk.c:2504) [ 380.996052][T10802] ? snapshot_read.cold (user.c:?) [ 380.996054][T10802] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 380.996058][T10802] ? idr_get_free (??:?) [ 380.996060][T10802] ? 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) [ 380.996064][T10802] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 380.996071][T10802] ? nla_get_range_signed (lib/nlattr.c:270) [ 380.996075][T10802] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.996076][T10802] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 380.996079][T10802] __nla_validate_parse (lib/nlattr.c:635) [ 380.996082][T10802] __nla_parse (lib/nlattr.c:732) [ 380.996084][T10802] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 380.996086][T10802] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 380.996088][T10802] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 380.996091][T10802] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 380.996094][T10802] ? security_capable (security/security.c:660 (discriminator 11)) [ 380.996097][T10802] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 380.996099][T10802] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 380.996102][T10802] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 380.996109][T10802] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 380.996112][T10802] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 380.996114][T10802] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 380.996117][T10802] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 380.996118][T10802] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 380.996121][T10802] ? netlink_ack (./include/linux/skbuff.h:2718) [ 380.996123][T10802] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 380.996125][T10802] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.996126][T10802] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 380.996128][T10802] genl_rcv (net/netlink/genetlink.c:1218) [ 380.996130][T10802] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 380.996132][T10802] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 380.996134][T10802] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.996135][T10802] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 380.996137][T10802] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 380.996139][T10802] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 380.996141][T10802] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 380.996143][T10802] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.996144][T10802] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 380.996147][T10802] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 380.996150][T10802] __sys_sendto (net/socket.c:2281) [ 380.996152][T10802] ? __ia32_sys_getpeername (net/socket.c:2235) [ 380.996154][T10802] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 380.996156][T10802] ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507) [ 380.996161][T10802] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 380.996162][T10802] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 380.996164][T10802] ? 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)) [ 380.996165][T10802] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 380.996167][T10802] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 380.996169][T10802] ? irq_exit_rcu (kernel/softirq.c:786) [ 380.996171][T10802] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 380.996173][T10802] RIP: 0033:0x7fef6a58f312 [ 380.996175][T10802] 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) [ 380.996177][T10802] RSP: 002b:00007ffd8332b728 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 380.996181][T10802] RAX: ffffffffffffffda RBX: 00007ffd8332b858 RCX: 00007fef6a58f312 [ 380.996182][T10802] RDX: 0000000000000044 RSI: 00007fef682c7500 RDI: 0000000000000020 [ 380.996183][T10802] RBP: 00007ffd8332b750 R08: 00007ffd8332b8d0 R09: 000000000000000c [ 380.996184][T10802] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fef683f20b0 [ 380.996185][T10802] R13: 00007ffd8332b858 R14: 00007fef69eae01a R15: 00007ffd8332bc48 | [ 382.380080][T10859] softirqs last disabled at (0): 0x0 | [ 382.380081][T10859] Preemption disabled at: | [ 382.380082][T10859] vprintk_emit (kernel/printk/printk.c:2471) | [ 382.380092][T10859] Tainted: [W]=WARN [ 382.380093][T10859] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 382.380095][T10859] Call Trace: [ 382.380096][T10859] [ 382.380098][T10859] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 382.380103][T10859] ? vprintk_emit (kernel/printk/printk.c:2471) [ 382.380105][T10859] __might_resched.cold (kernel/sched/core.c:9234) [ 382.380109][T10859] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 382.380112][T10859] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.380115][T10859] __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)) [ 382.380118][T10859] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 382.380121][T10859] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 382.380126][T10859] ? 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) [ 382.380128][T10859] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 382.380131][T10859] put_chars (drivers/char/virtio_console.c:1176) [ 382.380132][T10859] ? __send_to_port (drivers/char/virtio_console.c:654) [ 382.380134][T10859] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 382.380137][T10859] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 382.380139][T10859] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 382.380144][T10859] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 382.380146][T10859] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 382.380148][T10859] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.380149][T10859] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.380150][T10859] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 382.380152][T10859] console_emit_next_record (kernel/printk/printk.c:3183) [ 382.380155][T10859] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 382.380157][T10859] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.380158][T10859] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.380159][T10859] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.380160][T10859] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 382.380162][T10859] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 382.380164][T10859] console_flush_one_record (kernel/printk/printk.c:3268) [ 382.380166][T10859] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 382.380169][T10859] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 382.380171][T10859] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 382.380173][T10859] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 382.380174][T10859] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.380175][T10859] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 382.380177][T10859] ? 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) [ 382.380178][T10859] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 382.380180][T10859] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 382.380182][T10859] ? vprintk_emit (kernel/printk/printk.c:2478) [ 382.380183][T10859] vprintk_emit (kernel/printk/printk.c:2479) [ 382.380185][T10859] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 382.380187][T10859] _printk (kernel/printk/printk.c:2504) [ 382.380190][T10859] ? snapshot_read.cold (user.c:?) [ 382.380192][T10859] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 382.380194][T10859] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 382.380198][T10859] ? 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) [ 382.380200][T10859] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 382.380202][T10859] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 382.380205][T10859] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 382.380207][T10859] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 382.380209][T10859] ? netdev_notice (net/core/dev.c:13194) [ 382.380211][T10859] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 382.380219][T10859] ? 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) [ 382.380220][T10859] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 382.380222][T10859] netif_set_promiscuity (net/core/dev.c:9699) [ 382.380225][T10859] dev_set_promiscuity (net/core/dev_api.c:288) [ 382.380227][T10859] ? dev_disable_lro (net/core/dev_api.c:267) [ 382.380228][T10859] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 382.380233][T10859] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 382.380236][T10859] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 382.380238][T10859] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 382.380243][T10859] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 382.380246][T10859] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 382.380250][T10859] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 382.380253][T10859] ? __nla_validate_parse (lib/nlattr.c:635) [ 382.380257][T10859] ? __nla_parse (lib/nlattr.c:732) [ 382.380259][T10859] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 382.380263][T10859] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 382.380266][T10859] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 382.380269][T10859] ? security_capable (security/security.c:660 (discriminator 11)) [ 382.380272][T10859] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 382.380274][T10859] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 382.380276][T10859] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 382.380280][T10859] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 382.380283][T10859] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 382.380285][T10859] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 382.380287][T10859] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 382.380289][T10859] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 382.380291][T10859] ? netlink_ack (./include/linux/skbuff.h:2718) [ 382.380294][T10859] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 382.380295][T10859] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.380297][T10859] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 382.380299][T10859] genl_rcv (net/netlink/genetlink.c:1218) [ 382.380301][T10859] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 382.380303][T10859] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 382.380305][T10859] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 382.380306][T10859] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.380307][T10859] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 382.380309][T10859] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 382.380311][T10859] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 382.380313][T10859] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 382.380315][T10859] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.380317][T10859] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 382.380319][T10859] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 382.380322][T10859] __sys_sendto (net/socket.c:2281) [ 382.380325][T10859] ? __ia32_sys_getpeername (net/socket.c:2235) [ 382.380326][T10859] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 382.380330][T10859] ? do_futex (kernel/futex/syscalls.c:138) [ 382.380333][T10859] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 382.380335][T10859] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 382.380337][T10859] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 382.380339][T10859] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 382.380342][T10859] ? 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)) [ 382.380344][T10859] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 382.380345][T10859] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 382.380348][T10859] ? irq_exit_rcu (kernel/softirq.c:786) [ 382.380350][T10859] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 382.380352][T10859] RIP: 0033:0x7fa3c757c312 [ 382.380354][T10859] 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) [ 382.380356][T10859] RSP: 002b:00007ffecce8b4e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 382.380360][T10859] RAX: ffffffffffffffda RBX: 00007ffecce8b618 RCX: 00007fa3c757c312 [ 382.380362][T10859] RDX: 0000000000000038 RSI: 00007fa3bcf2dd30 RDI: 0000000000000023 [ 382.380362][T10859] RBP: 00007ffecce8b510 R08: 00007ffecce8b690 R09: 000000000000000c [ 382.380363][T10859] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa3c53ea190 [ 382.380364][T10859] R13: 00007ffecce8b618 R14: 00007fa3c6e9b01a R15: 00007ffecce8ba08 | [ 388.840507][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 388.840510][ T70] Preemption disabled at: | [ 388.840510][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 388.840521][ T70] Tainted: [W]=WARN [ 388.840522][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 388.840523][ T70] Workqueue: netns cleanup_net [ 388.840529][ T70] Call Trace: [ 388.840531][ T70] [ 388.840532][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 388.840538][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 388.840539][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 388.840543][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 388.840547][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 388.840549][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 388.840551][ 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)) [ 388.840554][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 388.840557][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 388.840562][ 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) [ 388.840564][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 388.840566][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 388.840568][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 388.840570][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 388.840571][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 388.840574][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 388.840579][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 388.840581][ 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) [ 388.840583][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 388.840585][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 388.840587][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 388.840588][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 388.840591][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 388.840593][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 388.840595][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 388.840597][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 388.840598][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 388.840599][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 388.840601][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 388.840602][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 388.840605][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 388.840608][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 388.840610][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 388.840611][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 388.840613][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 388.840614][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 388.840615][ 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) [ 388.840617][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 388.840618][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 388.840620][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 388.840622][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 388.840623][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 388.840625][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 388.840627][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 388.840633][ T70] _printk (kernel/printk/printk.c:2504) [ 388.840636][ T70] ? snapshot_read.cold (user.c:?) [ 388.840638][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 388.840642][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 388.840644][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 388.840646][ T70] ? netdev_notice (net/core/dev.c:13194) [ 388.840648][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 388.840651][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 388.840654][ 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) [ 388.840655][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 388.840657][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 388.840660][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 388.840662][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 388.840665][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 388.840671][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 388.840679][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 388.840681][ T70] notifier_call_chain (kernel/notifier.c:85) [ 388.840684][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 388.840687][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 388.840688][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 388.840691][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 388.840692][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 388.840694][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 388.840696][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 388.840697][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 388.840699][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 388.840702][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 388.840704][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 388.840706][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 388.840708][ T70] cleanup_net (net/core/net_namespace.c:706) [ 388.840710][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 388.840712][ T70] ? update_load_avg (kernel/sched/fair.c:5864) [ 388.840715][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 388.840716][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 388.840718][ T70] process_one_work (kernel/workqueue.c:3387) [ 388.840722][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 388.840724][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 388.840726][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 388.840728][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 388.840730][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 388.840732][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 388.840734][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 388.840736][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 388.840738][ T70] kthread (kernel/kthread.c:436) [ 388.840740][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 388.840743][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 388.840745][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 388.840748][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 388.840750][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 388.840753][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 388.840755][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 390.040389][T11072] softirqs last disabled at (0): 0x0 | [ 390.040391][T11072] Preemption disabled at: | [ 390.040392][T11072] vprintk_emit (kernel/printk/printk.c:2471) | [ 390.040401][T11072] Tainted: [W]=WARN [ 390.040402][T11072] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 390.040404][T11072] Call Trace: [ 390.040405][T11072] [ 390.040406][T11072] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 390.040411][T11072] ? vprintk_emit (kernel/printk/printk.c:2471) [ 390.040413][T11072] __might_resched.cold (kernel/sched/core.c:9234) [ 390.040417][T11072] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 390.040420][T11072] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 390.040423][T11072] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 390.040426][T11072] __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)) [ 390.040429][T11072] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 390.040432][T11072] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 390.040436][T11072] ? 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) [ 390.040438][T11072] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 390.040441][T11072] put_chars (drivers/char/virtio_console.c:1176) [ 390.040443][T11072] ? __send_to_port (drivers/char/virtio_console.c:654) [ 390.040444][T11072] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 390.040447][T11072] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 390.040452][T11072] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 390.040454][T11072] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 390.040455][T11072] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 390.040457][T11072] console_emit_next_record (kernel/printk/printk.c:3183) [ 390.040460][T11072] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 390.040462][T11072] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 390.040463][T11072] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 390.040464][T11072] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 390.040466][T11072] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 390.040468][T11072] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 390.040469][T11072] console_flush_one_record (kernel/printk/printk.c:3268) [ 390.040472][T11072] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 390.040475][T11072] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 390.040477][T11072] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 390.040478][T11072] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 390.040480][T11072] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 390.040481][T11072] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 390.040482][T11072] ? 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) [ 390.040484][T11072] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 390.040485][T11072] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 390.040487][T11072] ? vprintk_emit (kernel/printk/printk.c:2478) [ 390.040489][T11072] vprintk_emit (kernel/printk/printk.c:2479) [ 390.040491][T11072] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 390.040492][T11072] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 390.040495][T11072] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 390.040502][T11072] _printk (kernel/printk/printk.c:2504) [ 390.040505][T11072] ? snapshot_read.cold (user.c:?) [ 390.040507][T11072] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 390.040511][T11072] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 390.040513][T11072] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 390.040515][T11072] ? netdev_notice (net/core/dev.c:13194) [ 390.040517][T11072] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 390.040520][T11072] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 390.040523][T11072] ? 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) [ 390.040525][T11072] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 390.040527][T11072] netif_set_promiscuity (net/core/dev.c:9699) [ 390.040530][T11072] dev_set_promiscuity (net/core/dev_api.c:288) [ 390.040532][T11072] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 390.040535][T11072] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 390.040540][T11072] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 390.040544][T11072] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 390.040548][T11072] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 390.040554][T11072] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 390.040557][T11072] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 390.040561][T11072] ? security_capable (security/security.c:660 (discriminator 11)) [ 390.040564][T11072] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 390.040567][T11072] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 390.040569][T11072] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 390.040573][T11072] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 390.040576][T11072] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 390.040579][T11072] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 390.040582][T11072] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 390.040583][T11072] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 390.040586][T11072] ? netlink_ack (./include/linux/skbuff.h:2718) [ 390.040588][T11072] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 390.040590][T11072] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 390.040591][T11072] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 390.040593][T11072] genl_rcv (net/netlink/genetlink.c:1218) [ 390.040595][T11072] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 390.040597][T11072] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 390.040599][T11072] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 390.040601][T11072] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 390.040603][T11072] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 390.040605][T11072] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 390.040607][T11072] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 390.040608][T11072] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 390.040611][T11072] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 390.040614][T11072] __sys_sendto (net/socket.c:2281) [ 390.040616][T11072] ? __ia32_sys_getpeername (net/socket.c:2235) [ 390.040619][T11072] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 390.040621][T11072] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 390.040623][T11072] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 390.040625][T11072] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 390.040628][T11072] ? 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)) [ 390.040629][T11072] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 390.040631][T11072] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 390.040635][T11072] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 390.040637][T11072] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 390.040639][T11072] RIP: 0033:0x7f2c82d3a312 [ 390.040641][T11072] 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) [ 390.040643][T11072] RSP: 002b:00007ffd6aa46d68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 390.040647][T11072] RAX: ffffffffffffffda RBX: 00007ffd6aa46e98 RCX: 00007f2c82d3a312 [ 390.040648][T11072] RDX: 0000000000000028 RSI: 00007f2c801995c0 RDI: 0000000000000023 [ 390.040649][T11072] RBP: 00007ffd6aa46d90 R08: 00007ffd6aa46f10 R09: 000000000000000c [ 390.040650][T11072] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2c80b9dfd0 [ 390.040651][T11072] R13: 00007ffd6aa46e98 R14: 00007f2c8265901a R15: 00007ffd6aa47288 | [ 392.415194][T11180] softirqs last disabled at (0): 0x0 | [ 392.415196][T11180] Preemption disabled at: | [ 392.415197][T11180] vprintk_emit (kernel/printk/printk.c:2471) | [ 392.415207][T11180] Tainted: [W]=WARN [ 392.415208][T11180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 392.415210][T11180] Call Trace: [ 392.415211][T11180] [ 392.415212][T11180] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 392.415218][T11180] ? vprintk_emit (kernel/printk/printk.c:2471) [ 392.415219][T11180] __might_resched.cold (kernel/sched/core.c:9234) [ 392.415224][T11180] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 392.415227][T11180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.415230][T11180] __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)) [ 392.415233][T11180] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 392.415236][T11180] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 392.415241][T11180] ? 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) [ 392.415243][T11180] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 392.415246][T11180] put_chars (drivers/char/virtio_console.c:1176) [ 392.415247][T11180] ? __send_to_port (drivers/char/virtio_console.c:654) [ 392.415249][T11180] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 392.415252][T11180] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 392.415257][T11180] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 392.415259][T11180] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 392.415260][T11180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.415262][T11180] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 392.415265][T11180] console_emit_next_record (kernel/printk/printk.c:3183) [ 392.415267][T11180] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 392.415270][T11180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.415271][T11180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.415272][T11180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.415273][T11180] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 392.415275][T11180] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 392.415277][T11180] console_flush_one_record (kernel/printk/printk.c:3268) [ 392.415279][T11180] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 392.415282][T11180] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 392.415284][T11180] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 392.415285][T11180] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 392.415287][T11180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.415288][T11180] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 392.415290][T11180] ? 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) [ 392.415291][T11180] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 392.415293][T11180] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 392.415295][T11180] ? vprintk_emit (kernel/printk/printk.c:2478) [ 392.415297][T11180] vprintk_emit (kernel/printk/printk.c:2479) [ 392.415298][T11180] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 392.415300][T11180] ? 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) [ 392.415301][T11180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.415302][T11180] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 392.415306][T11180] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 392.415308][T11180] _printk (kernel/printk/printk.c:2504) [ 392.415311][T11180] ? snapshot_read.cold (user.c:?) [ 392.415313][T11180] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 392.415317][T11180] ? idr_get_free (??:?) [ 392.415319][T11180] ? 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) [ 392.415322][T11180] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 392.415330][T11180] ? nla_get_range_signed (lib/nlattr.c:270) [ 392.415334][T11180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.415335][T11180] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 392.415338][T11180] __nla_validate_parse (lib/nlattr.c:635) [ 392.415341][T11180] __nla_parse (lib/nlattr.c:732) [ 392.415343][T11180] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 392.415346][T11180] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 392.415348][T11180] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 392.415350][T11180] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 392.415353][T11180] ? security_capable (security/security.c:660 (discriminator 11)) [ 392.415356][T11180] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 392.415358][T11180] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 392.415361][T11180] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 392.415368][T11180] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 392.415371][T11180] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 392.415373][T11180] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 392.415375][T11180] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 392.415377][T11180] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 392.415379][T11180] ? netlink_ack (./include/linux/skbuff.h:2718) [ 392.415382][T11180] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 392.415384][T11180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.415385][T11180] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 392.415387][T11180] genl_rcv (net/netlink/genetlink.c:1218) [ 392.415389][T11180] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 392.415391][T11180] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 392.415394][T11180] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 392.415396][T11180] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 392.415398][T11180] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 392.415400][T11180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 392.415401][T11180] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 392.415404][T11180] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 392.415407][T11180] __sys_sendto (net/socket.c:2281) [ 392.415409][T11180] ? __ia32_sys_getpeername (net/socket.c:2235) [ 392.415413][T11180] ? fput_close_sync (fs/file_table.c:617) [ 392.415416][T11180] ? alloc_file_clone (fs/file_table.c:479) [ 392.415418][T11180] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 392.415420][T11180] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 392.415422][T11180] ? 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)) [ 392.415423][T11180] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 392.415425][T11180] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 392.415427][T11180] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 392.415429][T11180] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 392.415431][T11180] RIP: 0033:0x7f5dfa9c4312 [ 392.415433][T11180] 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) [ 392.415435][T11180] RSP: 002b:00007ffeafdc7098 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 392.415439][T11180] RAX: ffffffffffffffda RBX: 00007ffeafdc71c8 RCX: 00007f5dfa9c4312 [ 392.415440][T11180] RDX: 0000000000000044 RSI: 00007f5df87133c0 RDI: 0000000000000020 [ 392.415441][T11180] RBP: 00007ffeafdc70c0 R08: 00007ffeafdc7240 R09: 000000000000000c [ 392.415442][T11180] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5df88320b0 [ 392.415443][T11180] R13: 00007ffeafdc71c8 R14: 00007f5dfa2e301a R15: 00007ffeafdc75b8 | [ 393.879645][T11237] softirqs last disabled at (0): 0x0 | [ 393.879647][T11237] Preemption disabled at: | [ 393.879648][T11237] vprintk_emit (kernel/printk/printk.c:2471) | [ 393.879658][T11237] Tainted: [W]=WARN [ 393.879660][T11237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 393.879662][T11237] Call Trace: [ 393.879663][T11237] [ 393.879665][T11237] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 393.879670][T11237] ? vprintk_emit (kernel/printk/printk.c:2471) [ 393.879672][T11237] __might_resched.cold (kernel/sched/core.c:9234) [ 393.879676][T11237] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 393.879679][T11237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.879682][T11237] __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)) [ 393.879685][T11237] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 393.879693][T11237] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 393.879699][T11237] ? 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) [ 393.879700][T11237] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 393.879703][T11237] put_chars (drivers/char/virtio_console.c:1176) [ 393.879705][T11237] ? __send_to_port (drivers/char/virtio_console.c:654) [ 393.879707][T11237] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 393.879710][T11237] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 393.879712][T11237] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 393.879717][T11237] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 393.879719][T11237] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 393.879721][T11237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.879722][T11237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.879723][T11237] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 393.879726][T11237] console_emit_next_record (kernel/printk/printk.c:3183) [ 393.879729][T11237] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 393.879731][T11237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.879732][T11237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.879734][T11237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.879735][T11237] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 393.879737][T11237] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 393.879739][T11237] console_flush_one_record (kernel/printk/printk.c:3268) [ 393.879741][T11237] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 393.879744][T11237] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 393.879746][T11237] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 393.879748][T11237] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 393.879750][T11237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.879751][T11237] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 393.879753][T11237] ? 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) [ 393.879755][T11237] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 393.879756][T11237] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 393.879758][T11237] ? vprintk_emit (kernel/printk/printk.c:2478) [ 393.879760][T11237] vprintk_emit (kernel/printk/printk.c:2479) [ 393.879762][T11237] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 393.879764][T11237] _printk (kernel/printk/printk.c:2504) [ 393.879767][T11237] ? snapshot_read.cold (user.c:?) [ 393.879769][T11237] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 393.879772][T11237] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 393.879776][T11237] ? 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) [ 393.879777][T11237] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 393.879779][T11237] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 393.879786][T11237] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 393.879788][T11237] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 393.879791][T11237] ? netdev_notice (net/core/dev.c:13194) [ 393.879792][T11237] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 393.879800][T11237] ? 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) [ 393.879802][T11237] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 393.879804][T11237] netif_set_promiscuity (net/core/dev.c:9699) [ 393.879807][T11237] dev_set_promiscuity (net/core/dev_api.c:288) [ 393.879809][T11237] ? dev_disable_lro (net/core/dev_api.c:267) [ 393.879810][T11237] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 393.879815][T11237] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 393.879819][T11237] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 393.879821][T11237] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 393.879825][T11237] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 393.879829][T11237] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 393.879833][T11237] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 393.879837][T11237] ? __nla_validate_parse (lib/nlattr.c:635) [ 393.879842][T11237] ? __nla_parse (lib/nlattr.c:732) [ 393.879844][T11237] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 393.879848][T11237] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 393.879850][T11237] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 393.879854][T11237] ? security_capable (security/security.c:660 (discriminator 11)) [ 393.879857][T11237] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 393.879859][T11237] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 393.879862][T11237] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 393.879866][T11237] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 393.879869][T11237] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 393.879871][T11237] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 393.879874][T11237] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 393.879876][T11237] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 393.879878][T11237] ? netlink_ack (./include/linux/skbuff.h:2718) [ 393.879881][T11237] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 393.879882][T11237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.879884][T11237] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 393.879886][T11237] genl_rcv (net/netlink/genetlink.c:1218) [ 393.879888][T11237] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 393.879890][T11237] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 393.879892][T11237] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 393.879894][T11237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.879895][T11237] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 393.879898][T11237] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 393.879900][T11237] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 393.879902][T11237] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 393.879904][T11237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.879906][T11237] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 393.879908][T11237] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 393.879911][T11237] __sys_sendto (net/socket.c:2281) [ 393.879914][T11237] ? __ia32_sys_getpeername (net/socket.c:2235) [ 393.879916][T11237] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 393.879918][T11237] ? do_futex (kernel/futex/syscalls.c:138) [ 393.879921][T11237] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 393.879924][T11237] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 393.879926][T11237] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 393.879928][T11237] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 393.879931][T11237] ? 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)) [ 393.879932][T11237] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 393.879934][T11237] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 393.879938][T11237] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 393.879940][T11237] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 393.879942][T11237] RIP: 0033:0x7f177f6ec312 [ 393.879944][T11237] 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) [ 393.879946][T11237] RSP: 002b:00007fff21ed0828 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 393.879950][T11237] RAX: ffffffffffffffda RBX: 00007fff21ed0958 RCX: 00007f177f6ec312 [ 393.879952][T11237] RDX: 0000000000000038 RSI: 00007f177c331370 RDI: 0000000000000023 [ 393.879953][T11237] RBP: 00007fff21ed0850 R08: 00007fff21ed09d0 R09: 000000000000000c [ 393.879954][T11237] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f177d55a190 [ 393.879954][T11237] R13: 00007fff21ed0958 R14: 00007f177f00b01a R15: 00007fff21ed0d48 | [ 400.374519][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 400.374521][ T70] Preemption disabled at: | [ 400.374522][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 400.374532][ T70] Tainted: [W]=WARN [ 400.374534][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 400.374536][ T70] Workqueue: netns cleanup_net [ 400.374542][ T70] Call Trace: [ 400.374543][ T70] [ 400.374545][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 400.374550][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 400.374552][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 400.374556][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 400.374559][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 400.374561][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 400.374564][ 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)) [ 400.374567][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 400.374570][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 400.374575][ 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) [ 400.374577][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 400.374579][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 400.374581][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 400.374583][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 400.374585][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 400.374587][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 400.374592][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 400.374594][ 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) [ 400.374596][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 400.374599][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 400.374600][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 400.374601][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 400.374604][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 400.374607][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 400.374609][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 400.374610][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 400.374611][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 400.374612][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 400.374614][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 400.374616][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 400.374618][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 400.374621][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 400.374623][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 400.374625][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 400.374626][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 400.374627][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 400.374629][ 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) [ 400.374630][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 400.374632][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 400.374634][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 400.374635][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 400.374637][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 400.374639][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 400.374641][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 400.374647][ T70] _printk (kernel/printk/printk.c:2504) [ 400.374650][ T70] ? snapshot_read.cold (user.c:?) [ 400.374652][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 400.374656][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 400.374658][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 400.374660][ T70] ? netdev_notice (net/core/dev.c:13194) [ 400.374662][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 400.374664][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 400.374667][ 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) [ 400.374669][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 400.374671][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 400.374674][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 400.374676][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 400.374679][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 400.374685][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 400.374689][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 400.374691][ T70] notifier_call_chain (kernel/notifier.c:85) [ 400.374694][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 400.374696][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 400.374698][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 400.374700][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 400.374702][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 400.374703][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 400.374705][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 400.374707][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 400.374714][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 400.374717][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 400.374719][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 400.374721][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 400.374724][ T70] cleanup_net (net/core/net_namespace.c:706) [ 400.374726][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 400.374728][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 400.374730][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 400.374731][ T70] process_one_work (kernel/workqueue.c:3387) [ 400.374736][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 400.374738][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 400.374740][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 400.374742][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 400.374745][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 400.374747][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 400.374749][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 400.374751][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 400.374752][ T70] kthread (kernel/kthread.c:436) [ 400.374754][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 400.374757][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 400.374759][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 400.374762][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 400.374764][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 400.374767][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 400.374769][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 401.546402][T11451] softirqs last disabled at (0): 0x0 | [ 401.546404][T11451] Preemption disabled at: | [ 401.546405][T11451] vprintk_emit (kernel/printk/printk.c:2471) | [ 401.546414][T11451] Tainted: [W]=WARN [ 401.546415][T11451] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 401.546417][T11451] Call Trace: [ 401.546418][T11451] [ 401.546420][T11451] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 401.546425][T11451] ? vprintk_emit (kernel/printk/printk.c:2471) [ 401.546427][T11451] __might_resched.cold (kernel/sched/core.c:9234) [ 401.546431][T11451] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 401.546434][T11451] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 401.546437][T11451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 401.546440][T11451] __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)) [ 401.546442][T11451] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 401.546446][T11451] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 401.546451][T11451] ? 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) [ 401.546452][T11451] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 401.546455][T11451] put_chars (drivers/char/virtio_console.c:1176) [ 401.546457][T11451] ? __send_to_port (drivers/char/virtio_console.c:654) [ 401.546458][T11451] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 401.546461][T11451] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 401.546465][T11451] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 401.546467][T11451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 401.546469][T11451] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 401.546471][T11451] console_emit_next_record (kernel/printk/printk.c:3183) [ 401.546474][T11451] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 401.546476][T11451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 401.546477][T11451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 401.546478][T11451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 401.546479][T11451] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 401.546481][T11451] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 401.546482][T11451] console_flush_one_record (kernel/printk/printk.c:3268) [ 401.546485][T11451] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 401.546488][T11451] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 401.546489][T11451] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 401.546491][T11451] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 401.546493][T11451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 401.546494][T11451] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 401.546495][T11451] ? 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) [ 401.546497][T11451] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 401.546498][T11451] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 401.546500][T11451] ? vprintk_emit (kernel/printk/printk.c:2478) [ 401.546502][T11451] vprintk_emit (kernel/printk/printk.c:2479) [ 401.546503][T11451] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 401.546505][T11451] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 401.546508][T11451] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 401.546515][T11451] _printk (kernel/printk/printk.c:2504) [ 401.546518][T11451] ? snapshot_read.cold (user.c:?) [ 401.546520][T11451] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 401.546523][T11451] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 401.546525][T11451] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 401.546528][T11451] ? netdev_notice (net/core/dev.c:13194) [ 401.546530][T11451] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 401.546532][T11451] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 401.546535][T11451] ? 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) [ 401.546537][T11451] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 401.546539][T11451] netif_set_promiscuity (net/core/dev.c:9699) [ 401.546542][T11451] dev_set_promiscuity (net/core/dev_api.c:288) [ 401.546544][T11451] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 401.546547][T11451] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 401.546553][T11451] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 401.546556][T11451] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 401.546561][T11451] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 401.546566][T11451] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 401.546570][T11451] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 401.546573][T11451] ? security_capable (security/security.c:660 (discriminator 11)) [ 401.546576][T11451] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 401.546579][T11451] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 401.546581][T11451] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 401.546584][T11451] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 401.546587][T11451] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 401.546591][T11451] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 401.546593][T11451] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 401.546595][T11451] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 401.546597][T11451] ? netlink_ack (./include/linux/skbuff.h:2718) [ 401.546600][T11451] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 401.546602][T11451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 401.546603][T11451] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 401.546605][T11451] genl_rcv (net/netlink/genetlink.c:1218) [ 401.546607][T11451] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 401.546609][T11451] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 401.546611][T11451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 401.546612][T11451] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 401.546615][T11451] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 401.546616][T11451] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 401.546618][T11451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 401.546620][T11451] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 401.546622][T11451] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 401.546625][T11451] __sys_sendto (net/socket.c:2281) [ 401.546628][T11451] ? __ia32_sys_getpeername (net/socket.c:2235) [ 401.546631][T11451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 401.546632][T11451] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 401.546635][T11451] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 401.546636][T11451] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 401.546639][T11451] ? 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)) [ 401.546641][T11451] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 401.546642][T11451] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 401.546646][T11451] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 401.546648][T11451] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 401.546650][T11451] RIP: 0033:0x7fb1f8b22312 [ 401.546652][T11451] 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) [ 401.546654][T11451] RSP: 002b:00007ffd38366338 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 401.546657][T11451] RAX: ffffffffffffffda RBX: 00007ffd38366468 RCX: 00007fb1f8b22312 [ 401.546659][T11451] RDX: 0000000000000028 RSI: 00007fb1f474d740 RDI: 0000000000000023 [ 401.546660][T11451] RBP: 00007ffd38366360 R08: 00007ffd383664e0 R09: 000000000000000c [ 401.546661][T11451] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb1f6985fd0 [ 401.546662][T11451] R13: 00007ffd38366468 R14: 00007fb1f844101a R15: 00007ffd38366858 | [ 404.026690][T11571] softirqs last disabled at (0): 0x0 | [ 404.026692][T11571] Preemption disabled at: | [ 404.026693][T11571] vprintk_emit (kernel/printk/printk.c:2471) | [ 404.026703][T11571] Tainted: [W]=WARN [ 404.026704][T11571] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 404.026706][T11571] Call Trace: [ 404.026707][T11571] [ 404.026708][T11571] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 404.026714][T11571] ? vprintk_emit (kernel/printk/printk.c:2471) [ 404.026715][T11571] __might_resched.cold (kernel/sched/core.c:9234) [ 404.026726][T11571] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 404.026730][T11571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.026732][T11571] __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)) [ 404.026735][T11571] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 404.026738][T11571] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 404.026744][T11571] ? 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) [ 404.026746][T11571] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 404.026748][T11571] put_chars (drivers/char/virtio_console.c:1176) [ 404.026750][T11571] ? __send_to_port (drivers/char/virtio_console.c:654) [ 404.026752][T11571] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 404.026755][T11571] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 404.026760][T11571] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 404.026762][T11571] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 404.026764][T11571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.026765][T11571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 404.026768][T11571] console_emit_next_record (kernel/printk/printk.c:3183) [ 404.026771][T11571] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 404.026773][T11571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.026774][T11571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.026775][T11571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.026776][T11571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 404.026778][T11571] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 404.026783][T11571] console_flush_one_record (kernel/printk/printk.c:3268) [ 404.026786][T11571] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 404.026789][T11571] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 404.026791][T11571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 404.026792][T11571] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 404.026794][T11571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.026795][T11571] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 404.026797][T11571] ? 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) [ 404.026799][T11571] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 404.026800][T11571] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 404.026802][T11571] ? vprintk_emit (kernel/printk/printk.c:2478) [ 404.026804][T11571] vprintk_emit (kernel/printk/printk.c:2479) [ 404.026806][T11571] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 404.026807][T11571] ? 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) [ 404.026809][T11571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.026810][T11571] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 404.026814][T11571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 404.026816][T11571] _printk (kernel/printk/printk.c:2504) [ 404.026819][T11571] ? snapshot_read.cold (user.c:?) [ 404.026821][T11571] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 404.026825][T11571] ? idr_get_free (??:?) [ 404.026827][T11571] ? 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) [ 404.026831][T11571] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 404.026838][T11571] ? nla_get_range_signed (lib/nlattr.c:270) [ 404.026842][T11571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.026844][T11571] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 404.026847][T11571] __nla_validate_parse (lib/nlattr.c:635) [ 404.026849][T11571] __nla_parse (lib/nlattr.c:732) [ 404.026852][T11571] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 404.026854][T11571] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 404.026856][T11571] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 404.026858][T11571] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 404.026862][T11571] ? security_capable (security/security.c:660 (discriminator 11)) [ 404.026865][T11571] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 404.026867][T11571] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 404.026870][T11571] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 404.026877][T11571] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 404.026880][T11571] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 404.026882][T11571] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 404.026885][T11571] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 404.026887][T11571] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 404.026889][T11571] ? netlink_ack (./include/linux/skbuff.h:2718) [ 404.026892][T11571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 404.026893][T11571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.026895][T11571] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 404.026897][T11571] genl_rcv (net/netlink/genetlink.c:1218) [ 404.026899][T11571] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 404.026901][T11571] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 404.026903][T11571] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 404.026906][T11571] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 404.026908][T11571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 404.026910][T11571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 404.026911][T11571] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 404.026914][T11571] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 404.026917][T11571] __sys_sendto (net/socket.c:2281) [ 404.026920][T11571] ? __ia32_sys_getpeername (net/socket.c:2235) [ 404.026923][T11571] ? fput_close_sync (fs/file_table.c:617) [ 404.026926][T11571] ? alloc_file_clone (fs/file_table.c:479) [ 404.026928][T11571] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 404.026930][T11571] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 404.026932][T11571] ? 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)) [ 404.026934][T11571] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 404.026935][T11571] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 404.026938][T11571] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 404.026940][T11571] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 404.026942][T11571] RIP: 0033:0x7f118aaa9312 [ 404.026944][T11571] 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) [ 404.026946][T11571] RSP: 002b:00007ffe0d145528 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 404.026950][T11571] RAX: ffffffffffffffda RBX: 00007ffe0d145658 RCX: 00007f118aaa9312 [ 404.026951][T11571] RDX: 0000000000000044 RSI: 00007f11887e3140 RDI: 0000000000000020 [ 404.026952][T11571] RBP: 00007ffe0d145550 R08: 00007ffe0d1456d0 R09: 000000000000000c [ 404.026953][T11571] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f11889060b0 [ 404.026954][T11571] R13: 00007ffe0d145658 R14: 00007f118a3c801a R15: 00007ffe0d145a48 | [ 405.474512][T11628] softirqs last disabled at (0): 0x0 | [ 405.474513][T11628] Preemption disabled at: | [ 405.474514][T11628] vprintk_emit (kernel/printk/printk.c:2471) | [ 405.474524][T11628] Tainted: [W]=WARN [ 405.474525][T11628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 405.474527][T11628] Call Trace: [ 405.474529][T11628] [ 405.474530][T11628] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 405.474536][T11628] ? vprintk_emit (kernel/printk/printk.c:2471) [ 405.474537][T11628] __might_resched.cold (kernel/sched/core.c:9234) [ 405.474541][T11628] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 405.474545][T11628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 405.474548][T11628] __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)) [ 405.474551][T11628] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 405.474554][T11628] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 405.474559][T11628] ? 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) [ 405.474561][T11628] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 405.474564][T11628] put_chars (drivers/char/virtio_console.c:1176) [ 405.474565][T11628] ? __send_to_port (drivers/char/virtio_console.c:654) [ 405.474567][T11628] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 405.474569][T11628] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 405.474572][T11628] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 405.474577][T11628] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 405.474579][T11628] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 405.474581][T11628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 405.474582][T11628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 405.474583][T11628] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 405.474586][T11628] console_emit_next_record (kernel/printk/printk.c:3183) [ 405.474589][T11628] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 405.474591][T11628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 405.474592][T11628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 405.474593][T11628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 405.474594][T11628] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 405.474596][T11628] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 405.474598][T11628] console_flush_one_record (kernel/printk/printk.c:3268) [ 405.474601][T11628] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 405.474604][T11628] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 405.474606][T11628] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 405.474607][T11628] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 405.474609][T11628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 405.474610][T11628] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 405.474612][T11628] ? 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) [ 405.474613][T11628] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 405.474615][T11628] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 405.474617][T11628] ? vprintk_emit (kernel/printk/printk.c:2478) [ 405.474619][T11628] vprintk_emit (kernel/printk/printk.c:2479) [ 405.474621][T11628] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 405.474623][T11628] _printk (kernel/printk/printk.c:2504) [ 405.474626][T11628] ? snapshot_read.cold (user.c:?) [ 405.474628][T11628] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 405.474631][T11628] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 405.474635][T11628] ? 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) [ 405.474636][T11628] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 405.474638][T11628] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 405.474642][T11628] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 405.474644][T11628] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 405.474646][T11628] ? netdev_notice (net/core/dev.c:13194) [ 405.474648][T11628] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 405.474656][T11628] ? 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) [ 405.474657][T11628] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 405.474660][T11628] netif_set_promiscuity (net/core/dev.c:9699) [ 405.474662][T11628] dev_set_promiscuity (net/core/dev_api.c:288) [ 405.474664][T11628] ? dev_disable_lro (net/core/dev_api.c:267) [ 405.474666][T11628] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 405.474670][T11628] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 405.474674][T11628] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 405.474676][T11628] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 405.474681][T11628] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 405.474684][T11628] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 405.474688][T11628] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 405.474692][T11628] ? __nla_validate_parse (lib/nlattr.c:635) [ 405.474696][T11628] ? __nla_parse (lib/nlattr.c:732) [ 405.474698][T11628] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 405.474703][T11628] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 405.474705][T11628] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 405.474708][T11628] ? security_capable (security/security.c:660 (discriminator 11)) [ 405.474712][T11628] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 405.474714][T11628] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 405.474716][T11628] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 405.474720][T11628] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 405.474723][T11628] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 405.474731][T11628] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 405.474733][T11628] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 405.474735][T11628] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 405.474738][T11628] ? netlink_ack (./include/linux/skbuff.h:2718) [ 405.474741][T11628] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 405.474742][T11628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 405.474743][T11628] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 405.474745][T11628] genl_rcv (net/netlink/genetlink.c:1218) [ 405.474747][T11628] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 405.474750][T11628] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 405.474752][T11628] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 405.474755][T11628] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 405.474758][T11628] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 405.474760][T11628] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 405.474762][T11628] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 405.474764][T11628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 405.474766][T11628] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 405.474768][T11628] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 405.474772][T11628] __sys_sendto (net/socket.c:2281) [ 405.474774][T11628] ? __ia32_sys_getpeername (net/socket.c:2235) [ 405.474776][T11628] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 405.474778][T11628] ? do_futex (kernel/futex/syscalls.c:138) [ 405.474784][T11628] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 405.474787][T11628] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 405.474790][T11628] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 405.474792][T11628] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 405.474794][T11628] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 405.474795][T11628] ? 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)) [ 405.474797][T11628] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 405.474798][T11628] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 405.474802][T11628] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 405.474805][T11628] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 405.474807][T11628] RIP: 0033:0x7f9148f4e312 [ 405.474809][T11628] 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) [ 405.474811][T11628] RSP: 002b:00007ffc9f651818 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 405.474815][T11628] RAX: ffffffffffffffda RBX: 00007ffc9f651948 RCX: 00007f9148f4e312 [ 405.474816][T11628] RDX: 0000000000000038 RSI: 00007f9144b5a4b0 RDI: 0000000000000023 [ 405.474817][T11628] RBP: 00007ffc9f651840 R08: 00007ffc9f6519c0 R09: 000000000000000c [ 405.474818][T11628] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9146db2190 [ 405.474819][T11628] R13: 00007ffc9f651948 R14: 00007f914886d01a R15: 00007ffc9f651d38 | [ 411.980406][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 411.980409][ T70] Preemption disabled at: | [ 411.980409][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 411.980420][ T70] Tainted: [W]=WARN [ 411.980421][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 411.980423][ T70] Workqueue: netns cleanup_net [ 411.980428][ T70] Call Trace: [ 411.980430][ T70] [ 411.980431][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 411.980437][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 411.980438][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 411.980443][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 411.980446][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 411.980448][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.980451][ 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)) [ 411.980454][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 411.980457][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 411.980462][ 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) [ 411.980464][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 411.980466][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 411.980468][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 411.980470][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 411.980471][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 411.980474][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 411.980479][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 411.980481][ 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) [ 411.980483][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 411.980485][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 411.980487][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.980489][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 411.980491][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 411.980494][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 411.980496][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.980497][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.980498][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.980500][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 411.980502][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 411.980503][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 411.980506][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 411.980509][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 411.980510][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 411.980512][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 411.980514][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.980515][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 411.980516][ 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) [ 411.980518][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 411.980520][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 411.980521][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 411.980523][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 411.980525][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 411.980526][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 411.980528][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 411.980535][ T70] _printk (kernel/printk/printk.c:2504) [ 411.980538][ T70] ? snapshot_read.cold (user.c:?) [ 411.980540][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 411.980544][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 411.980546][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 411.980548][ T70] ? netdev_notice (net/core/dev.c:13194) [ 411.980550][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 411.980552][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 411.980555][ 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) [ 411.980557][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 411.980559][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 411.980562][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 411.980563][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 411.980567][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 411.980573][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 411.980577][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.980579][ T70] notifier_call_chain (kernel/notifier.c:85) [ 411.980582][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 411.980585][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 411.980586][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 411.980589][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 411.980590][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 411.980592][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 411.980594][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 411.980595][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 411.980597][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 411.980600][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 411.980602][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 411.980604][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 411.980607][ T70] cleanup_net (net/core/net_namespace.c:706) [ 411.980609][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 411.980610][ T70] ? update_load_avg (kernel/sched/fair.c:5864) [ 411.980613][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 411.980615][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.980616][ T70] process_one_work (kernel/workqueue.c:3387) [ 411.980620][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 411.980622][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 411.980624][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 411.980627][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 411.980629][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 411.980631][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 411.980633][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 411.980635][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 411.980637][ T70] kthread (kernel/kthread.c:436) [ 411.980639][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 411.980642][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 411.980644][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 411.980647][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 411.980649][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 411.980652][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 411.980654][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 413.176571][T11843] softirqs last disabled at (0): 0x0 | [ 413.176573][T11843] Preemption disabled at: | [ 413.176574][T11843] vprintk_emit (kernel/printk/printk.c:2471) | [ 413.176584][T11843] Tainted: [W]=WARN [ 413.176585][T11843] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 413.176586][T11843] Call Trace: [ 413.176588][T11843] [ 413.176589][T11843] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 413.176594][T11843] ? vprintk_emit (kernel/printk/printk.c:2471) [ 413.176595][T11843] __might_resched.cold (kernel/sched/core.c:9234) [ 413.176600][T11843] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 413.176603][T11843] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 413.176606][T11843] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.176609][T11843] __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)) [ 413.176611][T11843] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 413.176614][T11843] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 413.176619][T11843] ? 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) [ 413.176621][T11843] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 413.176624][T11843] put_chars (drivers/char/virtio_console.c:1176) [ 413.176625][T11843] ? __send_to_port (drivers/char/virtio_console.c:654) [ 413.176627][T11843] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 413.176629][T11843] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 413.176634][T11843] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 413.176636][T11843] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.176637][T11843] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 413.176640][T11843] console_emit_next_record (kernel/printk/printk.c:3183) [ 413.176642][T11843] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 413.176645][T11843] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.176646][T11843] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.176647][T11843] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.176648][T11843] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 413.176650][T11843] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 413.176651][T11843] console_flush_one_record (kernel/printk/printk.c:3268) [ 413.176654][T11843] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 413.176657][T11843] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 413.176658][T11843] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 413.176660][T11843] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 413.176662][T11843] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.176663][T11843] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 413.176664][T11843] ? 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) [ 413.176666][T11843] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 413.176667][T11843] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 413.176669][T11843] ? vprintk_emit (kernel/printk/printk.c:2478) [ 413.176671][T11843] vprintk_emit (kernel/printk/printk.c:2479) [ 413.176673][T11843] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 413.176674][T11843] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 413.176677][T11843] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 413.176684][T11843] _printk (kernel/printk/printk.c:2504) [ 413.176687][T11843] ? snapshot_read.cold (user.c:?) [ 413.176689][T11843] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 413.176693][T11843] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 413.176695][T11843] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 413.176697][T11843] ? netdev_notice (net/core/dev.c:13194) [ 413.176699][T11843] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 413.176702][T11843] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 413.176704][T11843] ? 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) [ 413.176706][T11843] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 413.176708][T11843] netif_set_promiscuity (net/core/dev.c:9699) [ 413.176711][T11843] dev_set_promiscuity (net/core/dev_api.c:288) [ 413.176713][T11843] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 413.176716][T11843] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 413.176721][T11843] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 413.176724][T11843] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 413.176729][T11843] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 413.176734][T11843] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 413.176737][T11843] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 413.176741][T11843] ? security_capable (security/security.c:660 (discriminator 11)) [ 413.176744][T11843] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 413.176746][T11843] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 413.176754][T11843] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 413.176758][T11843] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 413.176761][T11843] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 413.176764][T11843] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 413.176767][T11843] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 413.176768][T11843] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 413.176770][T11843] ? netlink_ack (./include/linux/skbuff.h:2718) [ 413.176773][T11843] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 413.176775][T11843] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.176776][T11843] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 413.176778][T11843] genl_rcv (net/netlink/genetlink.c:1218) [ 413.176783][T11843] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 413.176785][T11843] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 413.176787][T11843] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.176789][T11843] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 413.176791][T11843] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 413.176793][T11843] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 413.176794][T11843] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.176796][T11843] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 413.176798][T11843] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 413.176801][T11843] __sys_sendto (net/socket.c:2281) [ 413.176803][T11843] ? __ia32_sys_getpeername (net/socket.c:2235) [ 413.176807][T11843] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.176808][T11843] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 413.176810][T11843] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 413.176812][T11843] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 413.176815][T11843] ? 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)) [ 413.176817][T11843] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 413.176818][T11843] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 413.176822][T11843] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 413.176824][T11843] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 413.176826][T11843] RIP: 0033:0x7f0f3593e312 [ 413.176827][T11843] 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) [ 413.176829][T11843] RSP: 002b:00007ffe05bfa408 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 413.176833][T11843] RAX: ffffffffffffffda RBX: 00007ffe05bfa538 RCX: 00007f0f3593e312 [ 413.176834][T11843] RDX: 0000000000000028 RSI: 00007f0f315a0cf0 RDI: 0000000000000023 [ 413.176835][T11843] RBP: 00007ffe05bfa430 R08: 00007ffe05bfa5b0 R09: 000000000000000c [ 413.176836][T11843] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0f337a1fd0 [ 413.176837][T11843] R13: 00007ffe05bfa538 R14: 00007f0f3525d01a R15: 00007ffe05bfa928 | [ 415.558036][T11951] softirqs last disabled at (0): 0x0 | [ 415.558037][T11951] Preemption disabled at: | [ 415.558038][T11951] vprintk_emit (kernel/printk/printk.c:2471) | [ 415.558048][T11951] Tainted: [W]=WARN [ 415.558049][T11951] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 415.558051][T11951] Call Trace: [ 415.558052][T11951] [ 415.558053][T11951] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 415.558059][T11951] ? vprintk_emit (kernel/printk/printk.c:2471) [ 415.558060][T11951] __might_resched.cold (kernel/sched/core.c:9234) [ 415.558064][T11951] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 415.558068][T11951] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.558070][T11951] __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)) [ 415.558073][T11951] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 415.558077][T11951] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 415.558082][T11951] ? 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) [ 415.558083][T11951] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 415.558086][T11951] put_chars (drivers/char/virtio_console.c:1176) [ 415.558088][T11951] ? __send_to_port (drivers/char/virtio_console.c:654) [ 415.558089][T11951] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 415.558093][T11951] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 415.558097][T11951] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 415.558100][T11951] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 415.558101][T11951] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.558103][T11951] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.558105][T11951] console_emit_next_record (kernel/printk/printk.c:3183) [ 415.558108][T11951] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 415.558110][T11951] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.558111][T11951] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.558112][T11951] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.558113][T11951] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.558115][T11951] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 415.558117][T11951] console_flush_one_record (kernel/printk/printk.c:3268) [ 415.558120][T11951] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 415.558123][T11951] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 415.558125][T11951] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.558126][T11951] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 415.558128][T11951] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.558130][T11951] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 415.558131][T11951] ? 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) [ 415.558133][T11951] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 415.558134][T11951] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 415.558136][T11951] ? vprintk_emit (kernel/printk/printk.c:2478) [ 415.558138][T11951] vprintk_emit (kernel/printk/printk.c:2479) [ 415.558140][T11951] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 415.558141][T11951] ? 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) [ 415.558143][T11951] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.558144][T11951] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 415.558148][T11951] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.558150][T11951] _printk (kernel/printk/printk.c:2504) [ 415.558153][T11951] ? snapshot_read.cold (user.c:?) [ 415.558154][T11951] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 415.558158][T11951] ? idr_get_free (??:?) [ 415.558160][T11951] ? 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) [ 415.558163][T11951] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 415.558171][T11951] ? nla_get_range_signed (lib/nlattr.c:270) [ 415.558175][T11951] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.558176][T11951] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 415.558179][T11951] __nla_validate_parse (lib/nlattr.c:635) [ 415.558182][T11951] __nla_parse (lib/nlattr.c:732) [ 415.558185][T11951] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 415.558187][T11951] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 415.558189][T11951] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 415.558191][T11951] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 415.558195][T11951] ? security_capable (security/security.c:660 (discriminator 11)) [ 415.558198][T11951] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 415.558200][T11951] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 415.558203][T11951] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 415.558210][T11951] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 415.558213][T11951] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 415.558215][T11951] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 415.558218][T11951] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 415.558220][T11951] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 415.558222][T11951] ? netlink_ack (./include/linux/skbuff.h:2718) [ 415.558225][T11951] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.558226][T11951] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.558228][T11951] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 415.558230][T11951] genl_rcv (net/netlink/genetlink.c:1218) [ 415.558232][T11951] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 415.558234][T11951] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 415.558237][T11951] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 415.558239][T11951] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 415.558241][T11951] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.558243][T11951] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.558244][T11951] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 415.558247][T11951] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 415.558251][T11951] __sys_sendto (net/socket.c:2281) [ 415.558253][T11951] ? __ia32_sys_getpeername (net/socket.c:2235) [ 415.558257][T11951] ? fput_close_sync (fs/file_table.c:617) [ 415.558260][T11951] ? alloc_file_clone (fs/file_table.c:479) [ 415.558262][T11951] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 415.558264][T11951] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 415.558265][T11951] ? 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)) [ 415.558267][T11951] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 415.558268][T11951] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 415.558271][T11951] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 415.558273][T11951] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 415.558276][T11951] RIP: 0033:0x7f1b6d8c6312 [ 415.558277][T11951] 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) [ 415.558279][T11951] RSP: 002b:00007fff41a59a78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 415.558283][T11951] RAX: ffffffffffffffda RBX: 00007fff41a59ba8 RCX: 00007f1b6d8c6312 [ 415.558284][T11951] RDX: 0000000000000044 RSI: 00007f1b6b61f6e0 RDI: 0000000000000020 [ 415.558285][T11951] RBP: 00007fff41a59aa0 R08: 00007fff41a59c20 R09: 000000000000000c [ 415.558286][T11951] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1b6b72a0b0 [ 415.558287][T11951] R13: 00007fff41a59ba8 R14: 00007f1b6d1e501a R15: 00007fff41a59f98 | [ 417.018931][T12008] softirqs last disabled at (0): 0x0 | [ 417.018933][T12008] Preemption disabled at: | [ 417.018934][T12008] vprintk_emit (kernel/printk/printk.c:2471) | [ 417.018943][T12008] Tainted: [W]=WARN [ 417.018944][T12008] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 417.018946][T12008] Call Trace: [ 417.018947][T12008] [ 417.018948][T12008] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 417.018954][T12008] ? vprintk_emit (kernel/printk/printk.c:2471) [ 417.018955][T12008] __might_resched.cold (kernel/sched/core.c:9234) [ 417.018959][T12008] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 417.018963][T12008] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 417.018966][T12008] __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)) [ 417.018968][T12008] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 417.018971][T12008] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 417.018976][T12008] ? 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) [ 417.018978][T12008] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 417.018980][T12008] put_chars (drivers/char/virtio_console.c:1176) [ 417.018982][T12008] ? __send_to_port (drivers/char/virtio_console.c:654) [ 417.018983][T12008] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 417.018986][T12008] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 417.018988][T12008] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 417.018993][T12008] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 417.018995][T12008] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 417.018997][T12008] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 417.018998][T12008] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 417.018999][T12008] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 417.019001][T12008] console_emit_next_record (kernel/printk/printk.c:3183) [ 417.019004][T12008] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 417.019006][T12008] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 417.019007][T12008] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 417.019008][T12008] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 417.019009][T12008] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 417.019011][T12008] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 417.019013][T12008] console_flush_one_record (kernel/printk/printk.c:3268) [ 417.019015][T12008] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 417.019018][T12008] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 417.019020][T12008] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 417.019022][T12008] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 417.019024][T12008] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 417.019025][T12008] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 417.019026][T12008] ? 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) [ 417.019028][T12008] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 417.019029][T12008] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 417.019031][T12008] ? vprintk_emit (kernel/printk/printk.c:2478) [ 417.019033][T12008] vprintk_emit (kernel/printk/printk.c:2479) [ 417.019034][T12008] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 417.019037][T12008] _printk (kernel/printk/printk.c:2504) [ 417.019039][T12008] ? snapshot_read.cold (user.c:?) [ 417.019042][T12008] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 417.019044][T12008] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 417.019048][T12008] ? 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) [ 417.019050][T12008] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 417.019051][T12008] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 417.019055][T12008] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 417.019057][T12008] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 417.019059][T12008] ? netdev_notice (net/core/dev.c:13194) [ 417.019061][T12008] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 417.019068][T12008] ? 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) [ 417.019070][T12008] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 417.019072][T12008] netif_set_promiscuity (net/core/dev.c:9699) [ 417.019075][T12008] dev_set_promiscuity (net/core/dev_api.c:288) [ 417.019076][T12008] ? dev_disable_lro (net/core/dev_api.c:267) [ 417.019078][T12008] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 417.019082][T12008] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 417.019086][T12008] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 417.019088][T12008] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 417.019092][T12008] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 417.019096][T12008] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 417.019100][T12008] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 417.019103][T12008] ? __nla_validate_parse (lib/nlattr.c:635) [ 417.019107][T12008] ? __nla_parse (lib/nlattr.c:732) [ 417.019109][T12008] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 417.019113][T12008] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 417.019115][T12008] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 417.019119][T12008] ? security_capable (security/security.c:660 (discriminator 11)) [ 417.019122][T12008] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 417.019124][T12008] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 417.019126][T12008] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 417.019130][T12008] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 417.019133][T12008] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 417.019135][T12008] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 417.019137][T12008] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 417.019139][T12008] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 417.019141][T12008] ? netlink_ack (./include/linux/skbuff.h:2718) [ 417.019144][T12008] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 417.019145][T12008] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 417.019147][T12008] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 417.019149][T12008] genl_rcv (net/netlink/genetlink.c:1218) [ 417.019150][T12008] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 417.019153][T12008] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 417.019154][T12008] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 417.019156][T12008] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 417.019157][T12008] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 417.019159][T12008] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 417.019161][T12008] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 417.019163][T12008] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 417.019165][T12008] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 417.019167][T12008] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 417.019169][T12008] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 417.019173][T12008] __sys_sendto (net/socket.c:2281) [ 417.019175][T12008] ? __ia32_sys_getpeername (net/socket.c:2235) [ 417.019177][T12008] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 417.019179][T12008] ? do_futex (kernel/futex/syscalls.c:138) [ 417.019181][T12008] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 417.019184][T12008] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 417.019186][T12008] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 417.019187][T12008] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 417.019190][T12008] ? 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)) [ 417.019192][T12008] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 417.019194][T12008] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 417.019197][T12008] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 417.019199][T12008] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 417.019201][T12008] RIP: 0033:0x7ff4bad25312 [ 417.019203][T12008] 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) [ 417.019205][T12008] RSP: 002b:00007ffde6b1a888 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 417.019209][T12008] RAX: ffffffffffffffda RBX: 00007ffde6b1a9b8 RCX: 00007ff4bad25312 [ 417.019210][T12008] RDX: 0000000000000038 RSI: 00007ff4b81526b0 RDI: 0000000000000023 [ 417.019211][T12008] RBP: 00007ffde6b1a8b0 R08: 00007ffde6b1aa30 R09: 000000000000000c [ 417.019212][T12008] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff4b8b82190 [ 417.019213][T12008] R13: 00007ffde6b1a9b8 R14: 00007ff4ba64401a R15: 00007ffde6b1ada8 | [ 423.538794][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 423.538796][ T70] Preemption disabled at: | [ 423.538797][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 423.538807][ T70] Tainted: [W]=WARN [ 423.538808][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 423.538810][ T70] Workqueue: netns cleanup_net [ 423.538816][ T70] Call Trace: [ 423.538818][ T70] [ 423.538819][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 423.538825][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 423.538827][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 423.538831][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 423.538834][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 423.538836][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.538838][ 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)) [ 423.538841][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 423.538844][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 423.538849][ 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) [ 423.538851][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 423.538854][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 423.538855][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 423.538857][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 423.538859][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 423.538861][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 423.538866][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 423.538868][ 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) [ 423.538870][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 423.538872][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 423.538874][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.538875][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 423.538878][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 423.538881][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 423.538883][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.538884][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.538885][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.538886][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 423.538888][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 423.538890][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 423.538892][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 423.538895][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 423.538897][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 423.538899][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 423.538901][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.538902][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 423.538903][ 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) [ 423.538905][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 423.538906][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 423.538908][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 423.538910][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 423.538912][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 423.538913][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 423.538915][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 423.538922][ T70] _printk (kernel/printk/printk.c:2504) [ 423.538925][ T70] ? snapshot_read.cold (user.c:?) [ 423.538927][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 423.538930][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 423.538932][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 423.538935][ T70] ? netdev_notice (net/core/dev.c:13194) [ 423.538937][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 423.538939][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 423.538942][ 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) [ 423.538944][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 423.538946][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 423.538949][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 423.538951][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 423.538954][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 423.538960][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 423.538964][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.538966][ T70] notifier_call_chain (kernel/notifier.c:85) [ 423.538969][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 423.538972][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 423.538973][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 423.538976][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 423.538977][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 423.538979][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 423.538981][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 423.538982][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 423.538984][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 423.538987][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 423.538989][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 423.538991][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 423.538994][ T70] cleanup_net (net/core/net_namespace.c:706) [ 423.538996][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 423.538998][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 423.539000][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.539001][ T70] process_one_work (kernel/workqueue.c:3387) [ 423.539005][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 423.539007][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 423.539010][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 423.539012][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 423.539014][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 423.539016][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 423.539018][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 423.539020][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 423.539022][ T70] kthread (kernel/kthread.c:436) [ 423.539024][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 423.539027][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 423.539029][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 423.539032][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 423.539034][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 423.539037][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 423.539039][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 424.765640][T12221] softirqs last disabled at (0): 0x0 | [ 424.765642][T12221] Preemption disabled at: | [ 424.765643][T12221] vprintk_emit (kernel/printk/printk.c:2471) | [ 424.765652][T12221] Tainted: [W]=WARN [ 424.765653][T12221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 424.765655][T12221] Call Trace: [ 424.765657][T12221] [ 424.765658][T12221] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 424.765663][T12221] ? vprintk_emit (kernel/printk/printk.c:2471) [ 424.765665][T12221] __might_resched.cold (kernel/sched/core.c:9234) [ 424.765669][T12221] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 424.765672][T12221] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 424.765676][T12221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.765678][T12221] __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)) [ 424.765681][T12221] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 424.765684][T12221] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 424.765689][T12221] ? 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) [ 424.765690][T12221] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 424.765693][T12221] put_chars (drivers/char/virtio_console.c:1176) [ 424.765695][T12221] ? __send_to_port (drivers/char/virtio_console.c:654) [ 424.765696][T12221] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 424.765699][T12221] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 424.765704][T12221] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 424.765706][T12221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.765707][T12221] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 424.765710][T12221] console_emit_next_record (kernel/printk/printk.c:3183) [ 424.765712][T12221] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 424.765715][T12221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.765716][T12221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.765717][T12221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.765718][T12221] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 424.765720][T12221] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 424.765722][T12221] console_flush_one_record (kernel/printk/printk.c:3268) [ 424.765724][T12221] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 424.765727][T12221] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 424.765729][T12221] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 424.765731][T12221] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 424.765732][T12221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.765733][T12221] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 424.765735][T12221] ? 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) [ 424.765736][T12221] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 424.765738][T12221] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 424.765740][T12221] ? vprintk_emit (kernel/printk/printk.c:2478) [ 424.765741][T12221] vprintk_emit (kernel/printk/printk.c:2479) [ 424.765743][T12221] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 424.765745][T12221] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 424.765748][T12221] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 424.765755][T12221] _printk (kernel/printk/printk.c:2504) [ 424.765758][T12221] ? snapshot_read.cold (user.c:?) [ 424.765760][T12221] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 424.765763][T12221] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 424.765765][T12221] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 424.765768][T12221] ? netdev_notice (net/core/dev.c:13194) [ 424.765769][T12221] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 424.765772][T12221] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 424.765775][T12221] ? 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) [ 424.765776][T12221] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 424.765778][T12221] netif_set_promiscuity (net/core/dev.c:9699) [ 424.765791][T12221] dev_set_promiscuity (net/core/dev_api.c:288) [ 424.765793][T12221] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 424.765796][T12221] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 424.765802][T12221] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 424.765805][T12221] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 424.765810][T12221] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 424.765815][T12221] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 424.765818][T12221] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 424.765822][T12221] ? security_capable (security/security.c:660 (discriminator 11)) [ 424.765825][T12221] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 424.765827][T12221] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 424.765829][T12221] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 424.765833][T12221] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 424.765836][T12221] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 424.765839][T12221] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 424.765842][T12221] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 424.765844][T12221] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 424.765846][T12221] ? netlink_ack (./include/linux/skbuff.h:2718) [ 424.765848][T12221] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 424.765850][T12221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.765851][T12221] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 424.765853][T12221] genl_rcv (net/netlink/genetlink.c:1218) [ 424.765855][T12221] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 424.765857][T12221] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 424.765860][T12221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.765861][T12221] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 424.765863][T12221] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 424.765865][T12221] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 424.765867][T12221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.765868][T12221] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 424.765871][T12221] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 424.765874][T12221] __sys_sendto (net/socket.c:2281) [ 424.765876][T12221] ? __ia32_sys_getpeername (net/socket.c:2235) [ 424.765880][T12221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.765881][T12221] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 424.765883][T12221] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 424.765885][T12221] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 424.765888][T12221] ? 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)) [ 424.765889][T12221] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 424.765891][T12221] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 424.765894][T12221] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 424.765896][T12221] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 424.765899][T12221] RIP: 0033:0x7f9a0adf7312 [ 424.765901][T12221] 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) [ 424.765902][T12221] RSP: 002b:00007ffc309b4238 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 424.765906][T12221] RAX: ffffffffffffffda RBX: 00007ffc309b4368 RCX: 00007f9a0adf7312 [ 424.765908][T12221] RDX: 0000000000000028 RSI: 00007f9a08264c30 RDI: 0000000000000023 [ 424.765908][T12221] RBP: 00007ffc309b4260 R08: 00007ffc309b43e0 R09: 000000000000000c [ 424.765909][T12221] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9a08c5dfd0 [ 424.765910][T12221] R13: 00007ffc309b4368 R14: 00007f9a0a71601a R15: 00007ffc309b4758 | [ 427.302323][T12341] softirqs last disabled at (0): 0x0 | [ 427.302325][T12341] Preemption disabled at: | [ 427.302325][T12341] vprintk_emit (kernel/printk/printk.c:2471) | [ 427.302335][T12341] Tainted: [W]=WARN [ 427.302337][T12341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 427.302338][T12341] Call Trace: [ 427.302340][T12341] [ 427.302341][T12341] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 427.302347][T12341] ? vprintk_emit (kernel/printk/printk.c:2471) [ 427.302348][T12341] __might_resched.cold (kernel/sched/core.c:9234) [ 427.302353][T12341] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 427.302356][T12341] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.302359][T12341] __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)) [ 427.302362][T12341] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 427.302365][T12341] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 427.302369][T12341] ? 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) [ 427.302371][T12341] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 427.302374][T12341] put_chars (drivers/char/virtio_console.c:1176) [ 427.302376][T12341] ? __send_to_port (drivers/char/virtio_console.c:654) [ 427.302377][T12341] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 427.302380][T12341] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 427.302385][T12341] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 427.302388][T12341] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 427.302389][T12341] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.302391][T12341] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.302393][T12341] console_emit_next_record (kernel/printk/printk.c:3183) [ 427.302396][T12341] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 427.302398][T12341] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.302399][T12341] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.302400][T12341] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.302402][T12341] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.302404][T12341] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 427.302405][T12341] console_flush_one_record (kernel/printk/printk.c:3268) [ 427.302408][T12341] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 427.302411][T12341] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 427.302413][T12341] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.302414][T12341] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 427.302416][T12341] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.302417][T12341] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 427.302419][T12341] ? 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) [ 427.302420][T12341] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 427.302422][T12341] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 427.302424][T12341] ? vprintk_emit (kernel/printk/printk.c:2478) [ 427.302425][T12341] vprintk_emit (kernel/printk/printk.c:2479) [ 427.302427][T12341] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 427.302429][T12341] ? 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) [ 427.302431][T12341] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.302432][T12341] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 427.302435][T12341] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.302437][T12341] _printk (kernel/printk/printk.c:2504) [ 427.302440][T12341] ? snapshot_read.cold (user.c:?) [ 427.302442][T12341] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 427.302446][T12341] ? idr_get_free (??:?) [ 427.302448][T12341] ? 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) [ 427.302451][T12341] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 427.302459][T12341] ? nla_get_range_signed (lib/nlattr.c:270) [ 427.302463][T12341] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.302464][T12341] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 427.302467][T12341] __nla_validate_parse (lib/nlattr.c:635) [ 427.302470][T12341] __nla_parse (lib/nlattr.c:732) [ 427.302472][T12341] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 427.302475][T12341] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 427.302477][T12341] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 427.302479][T12341] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 427.302483][T12341] ? security_capable (security/security.c:660 (discriminator 11)) [ 427.302486][T12341] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 427.302488][T12341] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 427.302491][T12341] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 427.302498][T12341] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 427.302501][T12341] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 427.302503][T12341] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 427.302506][T12341] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 427.302507][T12341] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 427.302510][T12341] ? netlink_ack (./include/linux/skbuff.h:2718) [ 427.302513][T12341] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.302514][T12341] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.302516][T12341] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 427.302518][T12341] genl_rcv (net/netlink/genetlink.c:1218) [ 427.302520][T12341] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 427.302522][T12341] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 427.302524][T12341] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 427.302527][T12341] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 427.302529][T12341] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.302531][T12341] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.302532][T12341] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 427.302535][T12341] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 427.302538][T12341] __sys_sendto (net/socket.c:2281) [ 427.302541][T12341] ? __ia32_sys_getpeername (net/socket.c:2235) [ 427.302545][T12341] ? fput_close_sync (fs/file_table.c:617) [ 427.302548][T12341] ? alloc_file_clone (fs/file_table.c:479) [ 427.302550][T12341] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 427.302552][T12341] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 427.302553][T12341] ? 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)) [ 427.302555][T12341] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 427.302556][T12341] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 427.302559][T12341] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 427.302561][T12341] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 427.302563][T12341] RIP: 0033:0x7ff604fe7312 [ 427.302565][T12341] 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) [ 427.302567][T12341] RSP: 002b:00007fffbea6adf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 427.302571][T12341] RAX: ffffffffffffffda RBX: 00007fffbea6af28 RCX: 00007ff604fe7312 [ 427.302573][T12341] RDX: 0000000000000044 RSI: 00007ff600bbb000 RDI: 0000000000000020 [ 427.302574][T12341] RBP: 00007fffbea6ae20 R08: 00007fffbea6afa0 R09: 000000000000000c [ 427.302575][T12341] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff602e4a0b0 [ 427.302575][T12341] R13: 00007fffbea6af28 R14: 00007ff60490601a R15: 00007fffbea6b318 | [ 428.748137][T12398] softirqs last disabled at (0): 0x0 | [ 428.748139][T12398] Preemption disabled at: | [ 428.748140][T12398] vprintk_emit (kernel/printk/printk.c:2471) | [ 428.748150][T12398] Tainted: [W]=WARN [ 428.748151][T12398] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 428.748152][T12398] Call Trace: [ 428.748154][T12398] [ 428.748155][T12398] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 428.748161][T12398] ? vprintk_emit (kernel/printk/printk.c:2471) [ 428.748162][T12398] __might_resched.cold (kernel/sched/core.c:9234) [ 428.748166][T12398] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 428.748169][T12398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 428.748172][T12398] __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)) [ 428.748174][T12398] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 428.748177][T12398] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 428.748182][T12398] ? 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) [ 428.748184][T12398] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 428.748187][T12398] put_chars (drivers/char/virtio_console.c:1176) [ 428.748189][T12398] ? __send_to_port (drivers/char/virtio_console.c:654) [ 428.748190][T12398] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 428.748192][T12398] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 428.748195][T12398] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 428.748199][T12398] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 428.748202][T12398] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 428.748203][T12398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 428.748204][T12398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 428.748206][T12398] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 428.748208][T12398] console_emit_next_record (kernel/printk/printk.c:3183) [ 428.748211][T12398] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 428.748213][T12398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 428.748214][T12398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 428.748215][T12398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 428.748216][T12398] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 428.748218][T12398] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 428.748220][T12398] console_flush_one_record (kernel/printk/printk.c:3268) [ 428.748222][T12398] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 428.748225][T12398] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 428.748227][T12398] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 428.748228][T12398] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 428.748230][T12398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 428.748231][T12398] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 428.748233][T12398] ? 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) [ 428.748234][T12398] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 428.748236][T12398] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 428.748238][T12398] ? vprintk_emit (kernel/printk/printk.c:2478) [ 428.748239][T12398] vprintk_emit (kernel/printk/printk.c:2479) [ 428.748241][T12398] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 428.748243][T12398] _printk (kernel/printk/printk.c:2504) [ 428.748246][T12398] ? snapshot_read.cold (user.c:?) [ 428.748248][T12398] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 428.748250][T12398] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 428.748254][T12398] ? 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) [ 428.748256][T12398] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 428.748257][T12398] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 428.748260][T12398] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 428.748262][T12398] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 428.748265][T12398] ? netdev_notice (net/core/dev.c:13194) [ 428.748266][T12398] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 428.748274][T12398] ? 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) [ 428.748275][T12398] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 428.748278][T12398] netif_set_promiscuity (net/core/dev.c:9699) [ 428.748280][T12398] dev_set_promiscuity (net/core/dev_api.c:288) [ 428.748282][T12398] ? dev_disable_lro (net/core/dev_api.c:267) [ 428.748283][T12398] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 428.748288][T12398] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 428.748291][T12398] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 428.748293][T12398] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 428.748297][T12398] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 428.748301][T12398] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 428.748305][T12398] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 428.748308][T12398] ? __nla_validate_parse (lib/nlattr.c:635) [ 428.748312][T12398] ? __nla_parse (lib/nlattr.c:732) [ 428.748314][T12398] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 428.748318][T12398] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 428.748321][T12398] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 428.748324][T12398] ? security_capable (security/security.c:660 (discriminator 11)) [ 428.748327][T12398] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 428.748329][T12398] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 428.748331][T12398] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 428.748335][T12398] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 428.748338][T12398] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 428.748340][T12398] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 428.748342][T12398] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 428.748344][T12398] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 428.748346][T12398] ? netlink_ack (./include/linux/skbuff.h:2718) [ 428.748349][T12398] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 428.748351][T12398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 428.748352][T12398] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 428.748354][T12398] genl_rcv (net/netlink/genetlink.c:1218) [ 428.748356][T12398] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 428.748358][T12398] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 428.748360][T12398] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 428.748361][T12398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 428.748362][T12398] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 428.748364][T12398] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 428.748366][T12398] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 428.748368][T12398] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 428.748370][T12398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 428.748372][T12398] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 428.748374][T12398] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 428.748377][T12398] __sys_sendto (net/socket.c:2281) [ 428.748379][T12398] ? __ia32_sys_getpeername (net/socket.c:2235) [ 428.748382][T12398] ? do_futex (kernel/futex/syscalls.c:138) [ 428.748385][T12398] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 428.748387][T12398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 428.748388][T12398] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 428.748390][T12398] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 428.748392][T12398] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 428.748395][T12398] ? 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)) [ 428.748396][T12398] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 428.748398][T12398] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 428.748401][T12398] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 428.748403][T12398] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 428.748405][T12398] RIP: 0033:0x7fbda8f44312 [ 428.748407][T12398] 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) [ 428.748409][T12398] RSP: 002b:00007ffe3dfa5388 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 428.748413][T12398] RAX: ffffffffffffffda RBX: 00007ffe3dfa54b8 RCX: 00007fbda8f44312 [ 428.748414][T12398] RDX: 0000000000000038 RSI: 00007fbda42120b0 RDI: 0000000000000023 [ 428.748415][T12398] RBP: 00007ffe3dfa53b0 R08: 00007ffe3dfa5530 R09: 000000000000000c [ 428.748416][T12398] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbda6db2190 [ 428.748417][T12398] R13: 00007ffe3dfa54b8 R14: 00007fbda886301a R15: 00007ffe3dfa58a8 | [ 435.247709][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 435.247711][ T70] Preemption disabled at: | [ 435.247712][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 435.247722][ T70] Tainted: [W]=WARN [ 435.247723][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 435.247725][ T70] Workqueue: netns cleanup_net [ 435.247731][ T70] Call Trace: [ 435.247732][ T70] [ 435.247734][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 435.247740][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 435.247741][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 435.247745][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 435.247749][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 435.247751][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.247753][ 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)) [ 435.247756][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 435.247759][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 435.247763][ 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) [ 435.247765][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 435.247768][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 435.247769][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 435.247771][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 435.247772][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 435.247775][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 435.247783][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 435.247785][ 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) [ 435.247786][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 435.247789][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 435.247791][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.247792][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 435.247794][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 435.247797][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 435.247799][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.247800][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.247801][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.247803][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 435.247805][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 435.247807][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 435.247809][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 435.247812][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 435.247814][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 435.247815][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 435.247820][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.247821][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 435.247823][ 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) [ 435.247824][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 435.247826][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 435.247828][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 435.247829][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 435.247831][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 435.247833][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 435.247835][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 435.247841][ T70] _printk (kernel/printk/printk.c:2504) [ 435.247844][ T70] ? snapshot_read.cold (user.c:?) [ 435.247847][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 435.247850][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 435.247852][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 435.247854][ T70] ? netdev_notice (net/core/dev.c:13194) [ 435.247856][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 435.247859][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 435.247862][ 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) [ 435.247863][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 435.247866][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 435.247868][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 435.247870][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 435.247873][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 435.247879][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 435.247883][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.247885][ T70] notifier_call_chain (kernel/notifier.c:85) [ 435.247888][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 435.247890][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 435.247892][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 435.247894][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 435.247896][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 435.247897][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 435.247899][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 435.247901][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 435.247903][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 435.247905][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 435.247908][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 435.247909][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 435.247912][ T70] cleanup_net (net/core/net_namespace.c:706) [ 435.247914][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 435.247916][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 435.247918][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.247919][ T70] process_one_work (kernel/workqueue.c:3387) [ 435.247924][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 435.247926][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 435.247927][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 435.247930][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 435.247932][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 435.247934][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 435.247936][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 435.247938][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 435.247940][ T70] kthread (kernel/kthread.c:436) [ 435.247942][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 435.247945][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 435.247947][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 435.247950][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 435.247952][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 435.247955][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 435.247957][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 436.433789][T12611] softirqs last disabled at (0): 0x0 | [ 436.433791][T12611] Preemption disabled at: | [ 436.433791][T12611] vprintk_emit (kernel/printk/printk.c:2471) | [ 436.433801][T12611] Tainted: [W]=WARN [ 436.433802][T12611] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 436.433804][T12611] Call Trace: [ 436.433805][T12611] [ 436.433807][T12611] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 436.433812][T12611] ? vprintk_emit (kernel/printk/printk.c:2471) [ 436.433814][T12611] __might_resched.cold (kernel/sched/core.c:9234) [ 436.433818][T12611] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 436.433826][T12611] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 436.433830][T12611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.433832][T12611] __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)) [ 436.433835][T12611] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 436.433838][T12611] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 436.433843][T12611] ? 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) [ 436.433845][T12611] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 436.433847][T12611] put_chars (drivers/char/virtio_console.c:1176) [ 436.433849][T12611] ? __send_to_port (drivers/char/virtio_console.c:654) [ 436.433851][T12611] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 436.433853][T12611] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 436.433858][T12611] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 436.433860][T12611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.433862][T12611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 436.433864][T12611] console_emit_next_record (kernel/printk/printk.c:3183) [ 436.433867][T12611] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 436.433869][T12611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.433870][T12611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.433871][T12611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.433872][T12611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 436.433874][T12611] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 436.433876][T12611] console_flush_one_record (kernel/printk/printk.c:3268) [ 436.433878][T12611] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 436.433881][T12611] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 436.433883][T12611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 436.433885][T12611] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 436.433887][T12611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.433888][T12611] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 436.433889][T12611] ? 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) [ 436.433891][T12611] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 436.433892][T12611] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 436.433894][T12611] ? vprintk_emit (kernel/printk/printk.c:2478) [ 436.433896][T12611] vprintk_emit (kernel/printk/printk.c:2479) [ 436.433898][T12611] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 436.433899][T12611] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 436.433903][T12611] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 436.433909][T12611] _printk (kernel/printk/printk.c:2504) [ 436.433913][T12611] ? snapshot_read.cold (user.c:?) [ 436.433915][T12611] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 436.433918][T12611] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 436.433920][T12611] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 436.433923][T12611] ? netdev_notice (net/core/dev.c:13194) [ 436.433924][T12611] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 436.433927][T12611] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 436.433930][T12611] ? 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) [ 436.433932][T12611] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 436.433934][T12611] netif_set_promiscuity (net/core/dev.c:9699) [ 436.433937][T12611] dev_set_promiscuity (net/core/dev_api.c:288) [ 436.433939][T12611] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 436.433942][T12611] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 436.433948][T12611] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 436.433951][T12611] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 436.433955][T12611] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 436.433961][T12611] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 436.433964][T12611] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 436.433968][T12611] ? security_capable (security/security.c:660 (discriminator 11)) [ 436.433971][T12611] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 436.433974][T12611] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 436.433976][T12611] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 436.433979][T12611] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 436.433983][T12611] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 436.433986][T12611] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 436.433988][T12611] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 436.433990][T12611] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 436.433992][T12611] ? netlink_ack (./include/linux/skbuff.h:2718) [ 436.433995][T12611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 436.433997][T12611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.433998][T12611] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 436.434000][T12611] genl_rcv (net/netlink/genetlink.c:1218) [ 436.434002][T12611] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 436.434004][T12611] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 436.434006][T12611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.434007][T12611] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 436.434010][T12611] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 436.434012][T12611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 436.434014][T12611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.434015][T12611] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 436.434018][T12611] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 436.434021][T12611] __sys_sendto (net/socket.c:2281) [ 436.434023][T12611] ? __ia32_sys_getpeername (net/socket.c:2235) [ 436.434027][T12611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.434028][T12611] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 436.434030][T12611] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 436.434032][T12611] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 436.434035][T12611] ? 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)) [ 436.434037][T12611] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 436.434038][T12611] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 436.434042][T12611] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 436.434044][T12611] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 436.434046][T12611] RIP: 0033:0x7f20cd4d2312 [ 436.434048][T12611] 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) [ 436.434049][T12611] RSP: 002b:00007ffcc51f51a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 436.434053][T12611] RAX: ffffffffffffffda RBX: 00007ffcc51f52d8 RCX: 00007f20cd4d2312 [ 436.434055][T12611] RDX: 0000000000000028 RSI: 00007f20c9131410 RDI: 0000000000000023 [ 436.434055][T12611] RBP: 00007ffcc51f51d0 R08: 00007ffcc51f5350 R09: 000000000000000c [ 436.434056][T12611] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f20cb335fd0 [ 436.434057][T12611] R13: 00007ffcc51f52d8 R14: 00007f20ccdf101a R15: 00007ffcc51f56c8 | [ 438.815448][T12719] softirqs last disabled at (0): 0x0 | [ 438.815450][T12719] Preemption disabled at: | [ 438.815451][T12719] vprintk_emit (kernel/printk/printk.c:2471) | [ 438.815460][T12719] Tainted: [W]=WARN [ 438.815461][T12719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 438.815463][T12719] Call Trace: [ 438.815464][T12719] [ 438.815465][T12719] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 438.815471][T12719] ? vprintk_emit (kernel/printk/printk.c:2471) [ 438.815472][T12719] __might_resched.cold (kernel/sched/core.c:9234) [ 438.815476][T12719] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 438.815479][T12719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.815482][T12719] __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)) [ 438.815485][T12719] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 438.815488][T12719] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 438.815493][T12719] ? 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) [ 438.815495][T12719] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 438.815498][T12719] put_chars (drivers/char/virtio_console.c:1176) [ 438.815499][T12719] ? __send_to_port (drivers/char/virtio_console.c:654) [ 438.815501][T12719] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 438.815504][T12719] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 438.815508][T12719] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 438.815510][T12719] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 438.815512][T12719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.815514][T12719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 438.815516][T12719] console_emit_next_record (kernel/printk/printk.c:3183) [ 438.815519][T12719] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 438.815521][T12719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.815522][T12719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.815523][T12719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.815524][T12719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 438.815526][T12719] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 438.815528][T12719] console_flush_one_record (kernel/printk/printk.c:3268) [ 438.815530][T12719] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 438.815533][T12719] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 438.815535][T12719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 438.815536][T12719] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 438.815538][T12719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.815539][T12719] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 438.815541][T12719] ? 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) [ 438.815542][T12719] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 438.815543][T12719] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 438.815545][T12719] ? vprintk_emit (kernel/printk/printk.c:2478) [ 438.815547][T12719] vprintk_emit (kernel/printk/printk.c:2479) [ 438.815549][T12719] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 438.815550][T12719] ? 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) [ 438.815552][T12719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.815553][T12719] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 438.815557][T12719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 438.815559][T12719] _printk (kernel/printk/printk.c:2504) [ 438.815562][T12719] ? snapshot_read.cold (user.c:?) [ 438.815563][T12719] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 438.815567][T12719] ? idr_get_free (??:?) [ 438.815569][T12719] ? 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) [ 438.815573][T12719] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 438.815580][T12719] ? nla_get_range_signed (lib/nlattr.c:270) [ 438.815584][T12719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.815585][T12719] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 438.815588][T12719] __nla_validate_parse (lib/nlattr.c:635) [ 438.815591][T12719] __nla_parse (lib/nlattr.c:732) [ 438.815593][T12719] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 438.815595][T12719] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 438.815597][T12719] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 438.815599][T12719] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 438.815603][T12719] ? security_capable (security/security.c:660 (discriminator 11)) [ 438.815606][T12719] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 438.815608][T12719] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 438.815611][T12719] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 438.815617][T12719] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 438.815620][T12719] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 438.815623][T12719] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 438.815625][T12719] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 438.815627][T12719] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 438.815629][T12719] ? netlink_ack (./include/linux/skbuff.h:2718) [ 438.815632][T12719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 438.815633][T12719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.815634][T12719] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 438.815636][T12719] genl_rcv (net/netlink/genetlink.c:1218) [ 438.815638][T12719] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 438.815640][T12719] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 438.815643][T12719] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 438.815645][T12719] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 438.815647][T12719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 438.815649][T12719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.815651][T12719] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 438.815654][T12719] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 438.815657][T12719] __sys_sendto (net/socket.c:2281) [ 438.815659][T12719] ? __ia32_sys_getpeername (net/socket.c:2235) [ 438.815663][T12719] ? fput_close_sync (fs/file_table.c:617) [ 438.815666][T12719] ? alloc_file_clone (fs/file_table.c:479) [ 438.815668][T12719] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 438.815670][T12719] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 438.815672][T12719] ? 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)) [ 438.815673][T12719] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 438.815674][T12719] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 438.815677][T12719] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 438.815679][T12719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 438.815681][T12719] RIP: 0033:0x7f96cb61f312 [ 438.815683][T12719] 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) [ 438.815685][T12719] RSP: 002b:00007ffcc2859038 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 438.815688][T12719] RAX: ffffffffffffffda RBX: 00007ffcc2859168 RCX: 00007f96cb61f312 [ 438.815690][T12719] RDX: 0000000000000044 RSI: 00007f96c9367050 RDI: 0000000000000020 [ 438.815691][T12719] RBP: 00007ffcc2859060 R08: 00007ffcc28591e0 R09: 000000000000000c [ 438.815691][T12719] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f96c94820b0 [ 438.815692][T12719] R13: 00007ffcc2859168 R14: 00007f96caf3e01a R15: 00007ffcc2859558 | [ 440.246069][T12776] softirqs last disabled at (0): 0x0 | [ 440.246071][T12776] Preemption disabled at: | [ 440.246072][T12776] vprintk_emit (kernel/printk/printk.c:2471) | [ 440.246082][T12776] Tainted: [W]=WARN [ 440.246083][T12776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 440.246084][T12776] Call Trace: [ 440.246086][T12776] [ 440.246087][T12776] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 440.246093][T12776] ? vprintk_emit (kernel/printk/printk.c:2471) [ 440.246094][T12776] __might_resched.cold (kernel/sched/core.c:9234) [ 440.246098][T12776] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 440.246102][T12776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 440.246104][T12776] __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)) [ 440.246107][T12776] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 440.246110][T12776] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 440.246115][T12776] ? 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) [ 440.246117][T12776] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 440.246119][T12776] put_chars (drivers/char/virtio_console.c:1176) [ 440.246121][T12776] ? __send_to_port (drivers/char/virtio_console.c:654) [ 440.246122][T12776] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 440.246125][T12776] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 440.246127][T12776] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 440.246132][T12776] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 440.246134][T12776] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 440.246135][T12776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 440.246136][T12776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 440.246137][T12776] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 440.246140][T12776] console_emit_next_record (kernel/printk/printk.c:3183) [ 440.246143][T12776] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 440.246145][T12776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 440.246146][T12776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 440.246147][T12776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 440.246148][T12776] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 440.246150][T12776] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 440.246152][T12776] console_flush_one_record (kernel/printk/printk.c:3268) [ 440.246154][T12776] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 440.246157][T12776] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 440.246159][T12776] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 440.246160][T12776] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 440.246162][T12776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 440.246163][T12776] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 440.246165][T12776] ? 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) [ 440.246166][T12776] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 440.246168][T12776] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 440.246170][T12776] ? vprintk_emit (kernel/printk/printk.c:2478) [ 440.246171][T12776] vprintk_emit (kernel/printk/printk.c:2479) [ 440.246173][T12776] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 440.246175][T12776] _printk (kernel/printk/printk.c:2504) [ 440.246178][T12776] ? snapshot_read.cold (user.c:?) [ 440.246179][T12776] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 440.246182][T12776] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 440.246186][T12776] ? 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) [ 440.246187][T12776] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 440.246189][T12776] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 440.246192][T12776] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 440.246194][T12776] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 440.246197][T12776] ? netdev_notice (net/core/dev.c:13194) [ 440.246198][T12776] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 440.246206][T12776] ? 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) [ 440.246207][T12776] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 440.246210][T12776] netif_set_promiscuity (net/core/dev.c:9699) [ 440.246212][T12776] dev_set_promiscuity (net/core/dev_api.c:288) [ 440.246214][T12776] ? dev_disable_lro (net/core/dev_api.c:267) [ 440.246215][T12776] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 440.246220][T12776] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 440.246223][T12776] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 440.246225][T12776] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 440.246230][T12776] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 440.246233][T12776] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 440.246237][T12776] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 440.246241][T12776] ? __nla_validate_parse (lib/nlattr.c:635) [ 440.246245][T12776] ? __nla_parse (lib/nlattr.c:732) [ 440.246247][T12776] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 440.246251][T12776] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 440.246253][T12776] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 440.246256][T12776] ? security_capable (security/security.c:660 (discriminator 11)) [ 440.246259][T12776] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 440.246261][T12776] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 440.246263][T12776] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 440.246267][T12776] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 440.246270][T12776] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 440.246272][T12776] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 440.246274][T12776] ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:167) [ 440.246278][T12776] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 440.246280][T12776] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 440.246282][T12776] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 440.246284][T12776] ? netlink_ack (./include/linux/skbuff.h:2718) [ 440.246286][T12776] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 440.246288][T12776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 440.246289][T12776] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 440.246291][T12776] genl_rcv (net/netlink/genetlink.c:1218) [ 440.246293][T12776] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 440.246295][T12776] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 440.246297][T12776] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 440.246299][T12776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 440.246300][T12776] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 440.246302][T12776] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 440.246304][T12776] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 440.246306][T12776] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 440.246308][T12776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 440.246309][T12776] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 440.246312][T12776] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 440.246315][T12776] __sys_sendto (net/socket.c:2281) [ 440.246317][T12776] ? __ia32_sys_getpeername (net/socket.c:2235) [ 440.246319][T12776] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 440.246321][T12776] ? do_futex (kernel/futex/syscalls.c:138) [ 440.246324][T12776] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 440.246326][T12776] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 440.246328][T12776] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 440.246330][T12776] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 440.246331][T12776] ? 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)) [ 440.246333][T12776] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 440.246334][T12776] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 440.246337][T12776] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 440.246338][T12776] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 440.246340][T12776] RIP: 0033:0x7fe1ba6c7312 [ 440.246342][T12776] 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) [ 440.246344][T12776] RSP: 002b:00007ffd273e2148 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 440.246348][T12776] RAX: ffffffffffffffda RBX: 00007ffd273e2278 RCX: 00007fe1ba6c7312 [ 440.246349][T12776] RDX: 0000000000000038 RSI: 00007fe1b418c5b0 RDI: 0000000000000023 [ 440.246350][T12776] RBP: 00007ffd273e2170 R08: 00007ffd273e22f0 R09: 000000000000000c [ 440.246351][T12776] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe1b852e190 [ 440.246352][T12776] R13: 00007ffd273e2278 R14: 00007fe1b9fe601a R15: 00007ffd273e2668 | [ 446.698684][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 446.698686][ T70] Preemption disabled at: | [ 446.698687][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 446.698698][ T70] Tainted: [W]=WARN [ 446.698698][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 446.698700][ T70] Workqueue: netns cleanup_net [ 446.698706][ T70] Call Trace: [ 446.698708][ T70] [ 446.698709][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 446.698715][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 446.698716][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 446.698720][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 446.698724][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 446.698726][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.698728][ 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)) [ 446.698731][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 446.698734][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 446.698739][ 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) [ 446.698741][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 446.698743][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 446.698745][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 446.698747][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 446.698748][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 446.698751][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 446.698756][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 446.698758][ 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) [ 446.698760][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 446.698762][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 446.698764][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.698765][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 446.698767][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 446.698770][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 446.698772][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.698773][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.698774][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.698775][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 446.698777][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 446.698779][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 446.698784][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 446.698787][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 446.698789][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 446.698791][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 446.698792][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.698794][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 446.698795][ 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) [ 446.698797][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 446.698798][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 446.698800][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 446.698801][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 446.698803][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 446.698805][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 446.698807][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 446.698813][ T70] _printk (kernel/printk/printk.c:2504) [ 446.698816][ T70] ? snapshot_read.cold (user.c:?) [ 446.698818][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 446.698822][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 446.698824][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 446.698827][ T70] ? netdev_notice (net/core/dev.c:13194) [ 446.698828][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 446.698831][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 446.698834][ 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) [ 446.698835][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 446.698837][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 446.698840][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 446.698842][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 446.698845][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 446.698851][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 446.698859][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.698861][ T70] notifier_call_chain (kernel/notifier.c:85) [ 446.698864][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 446.698867][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 446.698868][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 446.698871][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 446.698872][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 446.698874][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 446.698876][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 446.698877][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 446.698879][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 446.698882][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 446.698884][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 446.698886][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 446.698889][ T70] cleanup_net (net/core/net_namespace.c:706) [ 446.698890][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 446.698892][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 446.698894][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.698896][ T70] process_one_work (kernel/workqueue.c:3387) [ 446.698900][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 446.698902][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 446.698905][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 446.698907][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 446.698909][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 446.698911][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 446.698913][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 446.698915][ T70] kthread (kernel/kthread.c:436) [ 446.698916][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 446.698919][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 446.698921][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 446.698925][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 446.698927][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 446.698930][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 446.698931][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 447.907278][T12989] softirqs last disabled at (0): 0x0 | [ 447.907280][T12989] Preemption disabled at: | [ 447.907281][T12989] vprintk_emit (kernel/printk/printk.c:2471) | [ 447.907291][T12989] Tainted: [W]=WARN [ 447.907292][T12989] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 447.907293][T12989] Call Trace: [ 447.907295][T12989] [ 447.907296][T12989] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 447.907301][T12989] ? vprintk_emit (kernel/printk/printk.c:2471) [ 447.907303][T12989] __might_resched.cold (kernel/sched/core.c:9234) [ 447.907307][T12989] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 447.907310][T12989] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 447.907314][T12989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.907316][T12989] __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)) [ 447.907319][T12989] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 447.907322][T12989] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 447.907326][T12989] ? 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) [ 447.907328][T12989] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 447.907331][T12989] put_chars (drivers/char/virtio_console.c:1176) [ 447.907333][T12989] ? __send_to_port (drivers/char/virtio_console.c:654) [ 447.907334][T12989] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 447.907337][T12989] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 447.907342][T12989] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 447.907344][T12989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.907345][T12989] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 447.907348][T12989] console_emit_next_record (kernel/printk/printk.c:3183) [ 447.907350][T12989] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 447.907353][T12989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.907354][T12989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.907355][T12989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.907356][T12989] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 447.907358][T12989] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 447.907359][T12989] console_flush_one_record (kernel/printk/printk.c:3268) [ 447.907362][T12989] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 447.907365][T12989] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 447.907367][T12989] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 447.907368][T12989] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 447.907370][T12989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.907371][T12989] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 447.907372][T12989] ? 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) [ 447.907374][T12989] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 447.907376][T12989] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 447.907378][T12989] ? vprintk_emit (kernel/printk/printk.c:2478) [ 447.907379][T12989] vprintk_emit (kernel/printk/printk.c:2479) [ 447.907381][T12989] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 447.907382][T12989] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 447.907386][T12989] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 447.907392][T12989] _printk (kernel/printk/printk.c:2504) [ 447.907396][T12989] ? snapshot_read.cold (user.c:?) [ 447.907398][T12989] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 447.907401][T12989] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 447.907403][T12989] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 447.907405][T12989] ? netdev_notice (net/core/dev.c:13194) [ 447.907407][T12989] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 447.907410][T12989] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 447.907413][T12989] ? 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) [ 447.907414][T12989] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 447.907417][T12989] netif_set_promiscuity (net/core/dev.c:9699) [ 447.907419][T12989] dev_set_promiscuity (net/core/dev_api.c:288) [ 447.907421][T12989] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 447.907424][T12989] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 447.907430][T12989] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 447.907433][T12989] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 447.907438][T12989] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 447.907443][T12989] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 447.907446][T12989] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 447.907450][T12989] ? security_capable (security/security.c:660 (discriminator 11)) [ 447.907453][T12989] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 447.907455][T12989] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 447.907457][T12989] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 447.907461][T12989] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 447.907464][T12989] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 447.907467][T12989] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 447.907470][T12989] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 447.907471][T12989] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 447.907474][T12989] ? netlink_ack (./include/linux/skbuff.h:2718) [ 447.907476][T12989] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 447.907478][T12989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.907479][T12989] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 447.907481][T12989] genl_rcv (net/netlink/genetlink.c:1218) [ 447.907483][T12989] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 447.907485][T12989] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 447.907487][T12989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.907489][T12989] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 447.907491][T12989] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 447.907493][T12989] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 447.907495][T12989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.907497][T12989] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 447.907499][T12989] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 447.907502][T12989] __sys_sendto (net/socket.c:2281) [ 447.907504][T12989] ? __ia32_sys_getpeername (net/socket.c:2235) [ 447.907508][T12989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.907510][T12989] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 447.907512][T12989] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 447.907514][T12989] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 447.907516][T12989] ? 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)) [ 447.907518][T12989] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 447.907519][T12989] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 447.907523][T12989] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 447.907525][T12989] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 447.907527][T12989] RIP: 0033:0x7fcc0f524312 [ 447.907529][T12989] 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) [ 447.907531][T12989] RSP: 002b:00007ffe03a86288 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 447.907535][T12989] RAX: ffffffffffffffda RBX: 00007ffe03a863b8 RCX: 00007fcc0f524312 [ 447.907536][T12989] RDX: 0000000000000028 RSI: 00007fcc04f010e0 RDI: 0000000000000023 [ 447.907537][T12989] RBP: 00007ffe03a862b0 R08: 00007ffe03a86430 R09: 000000000000000c [ 447.907538][T12989] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcc0d391fd0 [ 447.907539][T12989] R13: 00007ffe03a863b8 R14: 00007fcc0ee4301a R15: 00007ffe03a867a8 | [ 450.470573][T13109] softirqs last disabled at (0): 0x0 | [ 450.470575][T13109] Preemption disabled at: | [ 450.470576][T13109] vprintk_emit (kernel/printk/printk.c:2471) | [ 450.470585][T13109] Tainted: [W]=WARN [ 450.470586][T13109] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 450.470588][T13109] Call Trace: [ 450.470589][T13109] [ 450.470591][T13109] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 450.470596][T13109] ? vprintk_emit (kernel/printk/printk.c:2471) [ 450.470598][T13109] __might_resched.cold (kernel/sched/core.c:9234) [ 450.470602][T13109] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 450.470605][T13109] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.470608][T13109] __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)) [ 450.470611][T13109] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 450.470614][T13109] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 450.470619][T13109] ? 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) [ 450.470620][T13109] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 450.470623][T13109] put_chars (drivers/char/virtio_console.c:1176) [ 450.470625][T13109] ? __send_to_port (drivers/char/virtio_console.c:654) [ 450.470626][T13109] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 450.470629][T13109] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 450.470634][T13109] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 450.470636][T13109] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 450.470638][T13109] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.470639][T13109] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 450.470642][T13109] console_emit_next_record (kernel/printk/printk.c:3183) [ 450.470644][T13109] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 450.470646][T13109] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.470647][T13109] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.470648][T13109] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.470649][T13109] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 450.470651][T13109] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 450.470653][T13109] console_flush_one_record (kernel/printk/printk.c:3268) [ 450.470656][T13109] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 450.470658][T13109] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 450.470660][T13109] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 450.470662][T13109] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 450.470664][T13109] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.470665][T13109] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 450.470666][T13109] ? 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) [ 450.470668][T13109] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 450.470669][T13109] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 450.470671][T13109] ? vprintk_emit (kernel/printk/printk.c:2478) [ 450.470673][T13109] vprintk_emit (kernel/printk/printk.c:2479) [ 450.470675][T13109] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 450.470676][T13109] ? 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) [ 450.470678][T13109] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.470679][T13109] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 450.470682][T13109] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 450.470684][T13109] _printk (kernel/printk/printk.c:2504) [ 450.470687][T13109] ? snapshot_read.cold (user.c:?) [ 450.470689][T13109] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 450.470693][T13109] ? idr_get_free (??:?) [ 450.470695][T13109] ? 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) [ 450.470698][T13109] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 450.470705][T13109] ? nla_get_range_signed (lib/nlattr.c:270) [ 450.470709][T13109] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.470711][T13109] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 450.470714][T13109] __nla_validate_parse (lib/nlattr.c:635) [ 450.470716][T13109] __nla_parse (lib/nlattr.c:732) [ 450.470719][T13109] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 450.470721][T13109] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 450.470723][T13109] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 450.470725][T13109] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 450.470729][T13109] ? security_capable (security/security.c:660 (discriminator 11)) [ 450.470731][T13109] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 450.470734][T13109] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 450.470737][T13109] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 450.470743][T13109] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 450.470746][T13109] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 450.470749][T13109] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 450.470751][T13109] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 450.470752][T13109] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 450.470755][T13109] ? netlink_ack (./include/linux/skbuff.h:2718) [ 450.470757][T13109] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 450.470759][T13109] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.470760][T13109] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 450.470762][T13109] genl_rcv (net/netlink/genetlink.c:1218) [ 450.470764][T13109] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 450.470766][T13109] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 450.470769][T13109] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 450.470771][T13109] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 450.470773][T13109] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 450.470775][T13109] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 450.470776][T13109] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 450.470783][T13109] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 450.470787][T13109] __sys_sendto (net/socket.c:2281) [ 450.470789][T13109] ? __ia32_sys_getpeername (net/socket.c:2235) [ 450.470793][T13109] ? fput_close_sync (fs/file_table.c:617) [ 450.470795][T13109] ? alloc_file_clone (fs/file_table.c:479) [ 450.470798][T13109] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 450.470799][T13109] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 450.470801][T13109] ? 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)) [ 450.470802][T13109] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 450.470804][T13109] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 450.470806][T13109] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 450.470808][T13109] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 450.470811][T13109] RIP: 0033:0x7f22c4a8d312 [ 450.470813][T13109] 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) [ 450.470815][T13109] RSP: 002b:00007ffefd654408 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 450.470818][T13109] RAX: ffffffffffffffda RBX: 00007ffefd654538 RCX: 00007f22c4a8d312 [ 450.470820][T13109] RDX: 0000000000000044 RSI: 00007f22c06230a0 RDI: 0000000000000020 [ 450.470821][T13109] RBP: 00007ffefd654430 R08: 00007ffefd6545b0 R09: 000000000000000c [ 450.470822][T13109] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22c28ea0b0 [ 450.470823][T13109] R13: 00007ffefd654538 R14: 00007f22c43ac01a R15: 00007ffefd654928 | [ 451.954737][T13166] softirqs last disabled at (0): 0x0 | [ 451.954739][T13166] Preemption disabled at: | [ 451.954740][T13166] vprintk_emit (kernel/printk/printk.c:2471) | [ 451.954749][T13166] Tainted: [W]=WARN [ 451.954750][T13166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 451.954752][T13166] Call Trace: [ 451.954754][T13166] [ 451.954755][T13166] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 451.954760][T13166] ? vprintk_emit (kernel/printk/printk.c:2471) [ 451.954761][T13166] __might_resched.cold (kernel/sched/core.c:9234) [ 451.954765][T13166] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 451.954769][T13166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.954771][T13166] __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)) [ 451.954774][T13166] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 451.954777][T13166] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 451.954785][T13166] ? 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) [ 451.954787][T13166] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 451.954789][T13166] put_chars (drivers/char/virtio_console.c:1176) [ 451.954791][T13166] ? __send_to_port (drivers/char/virtio_console.c:654) [ 451.954792][T13166] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 451.954795][T13166] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 451.954797][T13166] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 451.954802][T13166] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 451.954804][T13166] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 451.954806][T13166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.954807][T13166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.954808][T13166] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 451.954811][T13166] console_emit_next_record (kernel/printk/printk.c:3183) [ 451.954813][T13166] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 451.954815][T13166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.954817][T13166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.954818][T13166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.954819][T13166] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 451.954821][T13166] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 451.954822][T13166] console_flush_one_record (kernel/printk/printk.c:3268) [ 451.954825][T13166] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 451.954827][T13166] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 451.954829][T13166] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 451.954831][T13166] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 451.954833][T13166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.954834][T13166] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 451.954835][T13166] ? 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) [ 451.954837][T13166] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 451.954838][T13166] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 451.954840][T13166] ? vprintk_emit (kernel/printk/printk.c:2478) [ 451.954842][T13166] vprintk_emit (kernel/printk/printk.c:2479) [ 451.954843][T13166] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 451.954846][T13166] _printk (kernel/printk/printk.c:2504) [ 451.954848][T13166] ? snapshot_read.cold (user.c:?) [ 451.954850][T13166] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 451.954853][T13166] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 451.954857][T13166] ? 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) [ 451.954858][T13166] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 451.954860][T13166] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 451.954863][T13166] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 451.954865][T13166] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 451.954867][T13166] ? netdev_notice (net/core/dev.c:13194) [ 451.954869][T13166] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 451.954881][T13166] ? 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) [ 451.954883][T13166] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 451.954885][T13166] netif_set_promiscuity (net/core/dev.c:9699) [ 451.954887][T13166] dev_set_promiscuity (net/core/dev_api.c:288) [ 451.954889][T13166] ? dev_disable_lro (net/core/dev_api.c:267) [ 451.954891][T13166] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 451.954895][T13166] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 451.954899][T13166] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 451.954900][T13166] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 451.954905][T13166] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 451.954908][T13166] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 451.954912][T13166] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 451.954915][T13166] ? __nla_validate_parse (lib/nlattr.c:635) [ 451.954920][T13166] ? __nla_parse (lib/nlattr.c:732) [ 451.954921][T13166] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 451.954926][T13166] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 451.954928][T13166] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 451.954931][T13166] ? security_capable (security/security.c:660 (discriminator 11)) [ 451.954934][T13166] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 451.954936][T13166] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 451.954939][T13166] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 451.954942][T13166] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 451.954945][T13166] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 451.954947][T13166] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 451.954949][T13166] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 451.954951][T13166] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 451.954953][T13166] ? netlink_ack (./include/linux/skbuff.h:2718) [ 451.954956][T13166] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 451.954958][T13166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.954959][T13166] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 451.954961][T13166] genl_rcv (net/netlink/genetlink.c:1218) [ 451.954963][T13166] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 451.954965][T13166] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 451.954967][T13166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.954969][T13166] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 451.954971][T13166] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 451.954973][T13166] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 451.954975][T13166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.954976][T13166] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 451.954979][T13166] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 451.954982][T13166] __sys_sendto (net/socket.c:2281) [ 451.954984][T13166] ? __ia32_sys_getpeername (net/socket.c:2235) [ 451.954988][T13166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 451.954989][T13166] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 451.954991][T13166] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 451.954993][T13166] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 451.954996][T13166] ? 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)) [ 451.954998][T13166] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 451.954999][T13166] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 451.955002][T13166] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 451.955004][T13166] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 451.955006][T13166] RIP: 0033:0x7f747ffde312 [ 451.955009][T13166] 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) [ 451.955010][T13166] RSP: 002b:00007ffe86125928 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 451.955014][T13166] RAX: ffffffffffffffda RBX: 00007ffe86125a58 RCX: 00007f747ffde312 [ 451.955015][T13166] RDX: 0000000000000038 RSI: 00007f747dd271f0 RDI: 0000000000000023 [ 451.955016][T13166] RBP: 00007ffe86125950 R08: 00007ffe86125ad0 R09: 000000000000000c [ 451.955017][T13166] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f747de42190 [ 451.955018][T13166] R13: 00007ffe86125a58 R14: 00007f747f8fd01a R15: 00007ffe86125e48 | [ 458.477879][ T70] softirqs last disabled at (7592912): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 458.477882][ T70] Preemption disabled at: | [ 458.477883][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 458.477898][ T70] Tainted: [W]=WARN [ 458.477899][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 458.477901][ T70] Workqueue: netns cleanup_net [ 458.477907][ T70] Call Trace: [ 458.477908][ T70] [ 458.477909][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 458.477915][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 458.477916][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 458.477921][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 458.477924][ T70] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 458.477926][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 458.477929][ 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)) [ 458.477932][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 458.477935][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 458.477939][ 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) [ 458.477941][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 458.477943][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 458.477945][ T70] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 458.477947][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 458.477948][ T70] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 458.477951][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 458.477956][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 458.477958][ 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) [ 458.477960][ T70] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 458.477962][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 458.477964][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 458.477965][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 458.477968][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 458.477970][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 458.477973][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 458.477974][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 458.477975][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 458.477976][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 458.477978][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 458.477980][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 458.477982][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 458.477985][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 458.477987][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 458.477989][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 458.477990][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 458.477991][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 458.477993][ 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) [ 458.477995][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 458.477996][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 458.477998][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 458.478000][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 458.478002][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 458.478003][ T70] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 458.478005][ T70] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 458.478012][ T70] _printk (kernel/printk/printk.c:2504) [ 458.478015][ T70] ? snapshot_read.cold (user.c:?) [ 458.478017][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 458.478021][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 458.478023][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 458.478025][ T70] ? netdev_notice (net/core/dev.c:13194) [ 458.478027][ T70] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 458.478029][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 458.478032][ 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) [ 458.478034][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 458.478036][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 458.478039][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 458.478040][ T70] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 458.478043][ T70] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 458.478049][ T70] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 458.478054][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 458.478055][ T70] notifier_call_chain (kernel/notifier.c:85) [ 458.478059][ T70] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 458.478061][ T70] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 458.478063][ T70] ? get_rps_cpu (net/core/dev.c:5240) [ 458.478065][ T70] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 458.478067][ T70] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 458.478068][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 458.478070][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 458.478071][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 458.478073][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 458.478076][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 458.478078][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 458.478080][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 458.478083][ T70] cleanup_net (net/core/net_namespace.c:706) [ 458.478085][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 458.478087][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 458.478088][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 458.478090][ T70] process_one_work (kernel/workqueue.c:3387) [ 458.478094][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 458.478097][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 458.478099][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 458.478101][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 458.478103][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 458.478106][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 458.478108][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 458.478109][ T70] kthread (kernel/kthread.c:436) [ 458.478111][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 458.478114][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 458.478116][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 458.478119][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 458.478121][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 458.478124][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 458.478126][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 459.674492][T13380] softirqs last disabled at (0): 0x0 | [ 459.674494][T13380] Preemption disabled at: | [ 459.674495][T13380] vprintk_emit (kernel/printk/printk.c:2471) | [ 459.674504][T13380] Tainted: [W]=WARN [ 459.674505][T13380] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 459.674507][T13380] Call Trace: [ 459.674508][T13380] [ 459.674509][T13380] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 459.674515][T13380] ? vprintk_emit (kernel/printk/printk.c:2471) [ 459.674516][T13380] __might_resched.cold (kernel/sched/core.c:9234) [ 459.674520][T13380] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 459.674524][T13380] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 459.674527][T13380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.674530][T13380] __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)) [ 459.674532][T13380] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 459.674535][T13380] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 459.674540][T13380] ? 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) [ 459.674541][T13380] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 459.674544][T13380] put_chars (drivers/char/virtio_console.c:1176) [ 459.674546][T13380] ? __send_to_port (drivers/char/virtio_console.c:654) [ 459.674547][T13380] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 459.674550][T13380] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 459.674555][T13380] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 459.674557][T13380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.674558][T13380] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 459.674561][T13380] console_emit_next_record (kernel/printk/printk.c:3183) [ 459.674563][T13380] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 459.674565][T13380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.674566][T13380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.674567][T13380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.674568][T13380] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 459.674571][T13380] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 459.674572][T13380] console_flush_one_record (kernel/printk/printk.c:3268) [ 459.674575][T13380] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 459.674577][T13380] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 459.674579][T13380] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 459.674581][T13380] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 459.674583][T13380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.674584][T13380] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 459.674585][T13380] ? 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) [ 459.674587][T13380] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 459.674588][T13380] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 459.674590][T13380] ? vprintk_emit (kernel/printk/printk.c:2478) [ 459.674592][T13380] vprintk_emit (kernel/printk/printk.c:2479) [ 459.674594][T13380] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 459.674595][T13380] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 459.674599][T13380] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 459.674605][T13380] _printk (kernel/printk/printk.c:2504) [ 459.674608][T13380] ? snapshot_read.cold (user.c:?) [ 459.674610][T13380] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 459.674614][T13380] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 459.674616][T13380] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 459.674618][T13380] ? netdev_notice (net/core/dev.c:13194) [ 459.674620][T13380] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 459.674622][T13380] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 459.674625][T13380] ? 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) [ 459.674627][T13380] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 459.674629][T13380] netif_set_promiscuity (net/core/dev.c:9699) [ 459.674632][T13380] dev_set_promiscuity (net/core/dev_api.c:288) [ 459.674634][T13380] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 459.674637][T13380] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 459.674642][T13380] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 459.674646][T13380] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 459.674650][T13380] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 459.674655][T13380] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 459.674659][T13380] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 459.674662][T13380] ? security_capable (security/security.c:660 (discriminator 11)) [ 459.674666][T13380] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 459.674668][T13380] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 459.674670][T13380] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 459.674674][T13380] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 459.674677][T13380] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 459.674680][T13380] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 459.674682][T13380] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 459.674684][T13380] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 459.674686][T13380] ? netlink_ack (./include/linux/skbuff.h:2718) [ 459.674689][T13380] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 459.674691][T13380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.674692][T13380] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 459.674694][T13380] genl_rcv (net/netlink/genetlink.c:1218) [ 459.674696][T13380] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 459.674698][T13380] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 459.674700][T13380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.674701][T13380] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 459.674703][T13380] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 459.674705][T13380] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 459.674707][T13380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.674709][T13380] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 459.674711][T13380] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 459.674714][T13380] __sys_sendto (net/socket.c:2281) [ 459.674716][T13380] ? __ia32_sys_getpeername (net/socket.c:2235) [ 459.674720][T13380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.674721][T13380] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 459.674723][T13380] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 459.674725][T13380] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 459.674728][T13380] ? 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)) [ 459.674730][T13380] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 459.674731][T13380] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 459.674735][T13380] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 459.674737][T13380] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 459.674739][T13380] RIP: 0033:0x7f1754966312 [ 459.674741][T13380] 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) [ 459.674743][T13380] RSP: 002b:00007ffe6eb99a38 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 459.674746][T13380] RAX: ffffffffffffffda RBX: 00007ffe6eb99b68 RCX: 00007f1754966312 [ 459.674748][T13380] RDX: 0000000000000028 RSI: 00007f17505c5620 RDI: 0000000000000023 [ 459.674748][T13380] RBP: 00007ffe6eb99a60 R08: 00007ffe6eb99be0 R09: 000000000000000c [ 459.674749][T13380] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f17527c9fd0 [ 459.674750][T13380] R13: 00007ffe6eb99b68 R14: 00007f175428501a R15: 00007ffe6eb99f58 | [ 521.326308][T17126] softirqs last disabled at (0): 0x0 | [ 521.326310][T17126] Preemption disabled at: | [ 521.326311][T17126] vprintk_emit (kernel/printk/printk.c:2471) | [ 521.326321][T17126] Tainted: [W]=WARN [ 521.326323][T17126] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 521.326324][T17126] Call Trace: [ 521.326326][T17126] [ 521.326327][T17126] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 521.326333][T17126] ? vprintk_emit (kernel/printk/printk.c:2471) [ 521.326334][T17126] __might_resched.cold (kernel/sched/core.c:9234) [ 521.326338][T17126] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 521.326342][T17126] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 521.326345][T17126] __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)) [ 521.326348][T17126] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 521.326351][T17126] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 521.326356][T17126] ? 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) [ 521.326357][T17126] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 521.326360][T17126] put_chars (drivers/char/virtio_console.c:1176) [ 521.326362][T17126] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 521.326364][T17126] ? __send_to_port (drivers/char/virtio_console.c:654) [ 521.326366][T17126] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 521.326368][T17126] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 521.326373][T17126] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 521.326375][T17126] ? 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) [ 521.326377][T17126] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 521.326379][T17126] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 521.326380][T17126] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 521.326381][T17126] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 521.326383][T17126] console_emit_next_record (kernel/printk/printk.c:3183) [ 521.326386][T17126] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 521.326388][T17126] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 521.326389][T17126] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 521.326390][T17126] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 521.326392][T17126] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 521.326394][T17126] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 521.326395][T17126] console_flush_one_record (kernel/printk/printk.c:3268) [ 521.326398][T17126] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 521.326401][T17126] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 521.326403][T17126] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 521.326404][T17126] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 521.326406][T17126] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 521.326407][T17126] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 521.326409][T17126] ? 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) [ 521.326410][T17126] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 521.326412][T17126] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 521.326414][T17126] ? vprintk_emit (kernel/printk/printk.c:2478) [ 521.326415][T17126] vprintk_emit (kernel/printk/printk.c:2479) [ 521.326417][T17126] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 521.326420][T17126] ? nf_defrag_fini+0x980/0x980 nf_defrag_ipv4 [ 521.326422][T17126] _printk (kernel/printk/printk.c:2504) [ 521.326425][T17126] ? snapshot_read.cold (user.c:?) [ 521.326428][T17126] ? 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) [ 521.326430][T17126] xfrm_user_init (xfrm_user.mod.c:?) xfrm_user [ 521.326433][T17126] do_one_initcall (init/main.c:1357) [ 521.326436][T17126] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 521.326438][T17126] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 521.326440][T17126] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 521.326444][T17126] do_init_module (kernel/module/main.c:3117) [ 521.326446][T17126] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 521.326447][T17126] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 521.326449][T17126] load_module (kernel/module/main.c:3593) [ 521.326451][T17126] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 521.326455][T17126] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 521.326457][T17126] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 521.326459][T17126] init_module_from_file (kernel/module/main.c:3790) [ 521.326461][T17126] ? __do_sys_init_module (kernel/module/main.c:3664) [ 521.326462][T17126] ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6)) [ 521.326464][T17126] ? handle_pte_fault (mm/memory.c:6558) [ 521.326466][T17126] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 521.326467][T17126] ? ovl_mmap (fs/overlayfs/file.c:477) [ 521.326470][T17126] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 521.326472][T17126] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 521.326474][T17126] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 521.326475][T17126] ? 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) [ 521.326477][T17126] idempotent_init_module (kernel/module/main.c:3802) [ 521.326479][T17126] ? init_module_from_file (kernel/module/main.c:3791) [ 521.326481][T17126] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 521.326483][T17126] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 521.326485][T17126] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 521.326487][T17126] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 521.326490][T17126] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 521.326494][T17126] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 521.326496][T17126] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 521.326498][T17126] RIP: 0033:0x7f13fe38937d [ 521.326500][T17126] 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 [ 521.326502][T17126] RSP: 002b:00007fff7e7c2788 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 521.326505][T17126] RAX: ffffffffffffffda RBX: 000055da554b7810 RCX: 00007f13fe38937d [ 521.326507][T17126] RDX: 0000000000000000 RSI: 000055da3961affd RDI: 0000000000000000 [ 521.326508][T17126] RBP: 00007fff7e7c2820 R08: 0000000000000000 R09: 0000000000000000 [ 521.326509][T17126] R10: 0000000000000000 R11: 0000000000000246 R12: 000055da3961affd 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 netlink_release:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __alloc_skb: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