====================================== | [ 12.055695][ T247] softirqs last disabled at (43735): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 12.055697][ T247] Preemption disabled at: | [ 12.055698][ T247] 0x0 | [ 12.055708][ T247] Tainted: [W]=WARN [ 12.055709][ T247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.055711][ T247] Call Trace: [ 12.055712][ T247] [ 12.055714][ T247] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.055721][ T247] __might_resched.cold (kernel/sched/core.c:9234) [ 12.055725][ T247] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.055729][ T247] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.055734][ T247] __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)) [ 12.055736][ T247] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.055742][ T247] ? 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) [ 12.055746][ T247] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.055749][ T247] put_chars (drivers/char/virtio_console.c:1176) [ 12.055752][ T247] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.055753][ T247] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.055756][ T247] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.055761][ T247] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.055769][ T247] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.055772][ T247] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.055774][ T247] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.055777][ T247] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.055781][ T247] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.055783][ T247] ? 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)) [ 12.055786][ T247] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.055788][ T247] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.055792][ T247] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.055796][ T247] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.055798][ T247] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.055803][ T247] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.055806][ T247] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.055807][ T247] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.055809][ T247] ? 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) [ 12.055813][ T247] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.055815][ T247] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.055817][ T247] vprintk_emit (kernel/printk/printk.c:2479) [ 12.055820][ T247] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.055823][ T247] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.055827][ T247] _printk (kernel/printk/printk.c:2504) [ 12.055830][ T247] ? snapshot_read.cold (user.c:?) [ 12.055833][ T247] ? 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) [ 12.055836][ T247] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.055839][ T247] ? 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) [ 12.055842][ T247] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 12.055846][ T247] ? exit_notify (kernel/exit.c:780) [ 12.055847][ T247] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.055850][ T247] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.055853][ T247] do_group_exit (kernel/exit.c:1151) [ 12.055856][ T247] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 12.055858][ T247] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 12.055860][ T247] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.055863][ T247] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.055866][ T247] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.055868][ T247] RIP: 0033:0x7f896d0311b8 [ 12.055870][ T247] Code: Unable to access opcode bytes at 0x7f896d03118e. Code starting with the faulting instruction =========================================== [ 12.055872][ T247] RSP: 002b:00007ffdc960d1e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.055874][ T247] RAX: ffffffffffffffda RBX: 00007f896d161f88 RCX: 00007f896d0311b8 [ 12.055875][ T247] RDX: 00007f896cd7bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.055876][ T247] RBP: 00007ffdc960d240 R08: 0000000000000000 R09: 0000000000000000 [ 12.055877][ T247] R10: 00007ffdc960d000 R11: 0000000000000246 R12: 0000000000000001 [ 12.055878][ T247] R13: 0000000000000000 R14: 00007f896d160680 R15: 00007f896d161fa0 | [ 17.872988][ T431] softirqs last disabled at (27107): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 17.872991][ T431] Preemption disabled at: | [ 17.872992][ T431] 0x0 | [ 17.873005][ T431] Tainted: [W]=WARN [ 17.873006][ T431] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.873008][ T431] Call Trace: [ 17.873010][ T431] [ 17.873012][ T431] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.873020][ T431] __might_resched.cold (kernel/sched/core.c:9234) [ 17.873027][ T431] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.873032][ T431] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 17.873038][ T431] __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)) [ 17.873041][ T431] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.873051][ T431] ? 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) [ 17.873054][ T431] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.873060][ T431] put_chars (drivers/char/virtio_console.c:1176) [ 17.873064][ T431] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.873066][ T431] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 17.873071][ T431] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 17.873080][ T431] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.873092][ T431] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.873096][ T431] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.873099][ T431] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.873106][ T431] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.873112][ T431] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.873115][ T431] ? 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)) [ 17.873119][ T431] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.873122][ T431] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.873129][ T431] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.873136][ T431] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.873139][ T431] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.873148][ T431] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.873152][ T431] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.873154][ T431] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.873157][ T431] ? 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) [ 17.873163][ T431] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.873166][ T431] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.873171][ T431] vprintk_emit (kernel/printk/printk.c:2479) [ 17.873176][ T431] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.873181][ T431] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.873187][ T431] _printk (kernel/printk/printk.c:2504) [ 17.873192][ T431] ? snapshot_read.cold (user.c:?) [ 17.873197][ T431] ? 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) [ 17.873201][ T431] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.873207][ T431] ? 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) [ 17.873212][ T431] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 17.873217][ T431] ? exit_notify (kernel/exit.c:780) [ 17.873219][ T431] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.873223][ T431] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.873229][ T431] do_group_exit (kernel/exit.c:1151) [ 17.873234][ T431] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 17.873237][ T431] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 17.873240][ T431] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 17.873245][ T431] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 17.873250][ T431] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.873254][ T431] RIP: 0033:0x7f527fd551b8 [ 17.873257][ T431] Code: Unable to access opcode bytes at 0x7f527fd5518e. Code starting with the faulting instruction =========================================== [ 17.873259][ T431] RSP: 002b:00007fff4f606108 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 17.873262][ T431] RAX: ffffffffffffffda RBX: 00007f527fe85f88 RCX: 00007f527fd551b8 [ 17.873264][ T431] RDX: 00007f527fa9ffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 17.873265][ T431] RBP: 00007fff4f606160 R08: 0000000000000000 R09: 0000000000000060 [ 17.873266][ T431] R10: 00007fff4f605f20 R11: 0000000000000246 R12: 0000000000000001 [ 17.873267][ T431] R13: 0000000000000000 R14: 00007f527fe84680 R15: 00007f527fe85fa0 | [ 65.004063][ T1939] softirqs last disabled at (28324): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 65.004066][ T1939] Preemption disabled at: | [ 65.004067][ T1939] 0x0 | [ 65.004076][ T1939] Tainted: [W]=WARN [ 65.004077][ T1939] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.004079][ T1939] Call Trace: [ 65.004080][ T1939] [ 65.004082][ T1939] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 65.004089][ T1939] __might_resched.cold (kernel/sched/core.c:9234) [ 65.004093][ T1939] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 65.004097][ T1939] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 65.004102][ T1939] __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)) [ 65.004103][ T1939] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 65.004110][ T1939] ? 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) [ 65.004112][ T1939] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 65.004116][ T1939] put_chars (drivers/char/virtio_console.c:1176) [ 65.004118][ T1939] ? __send_to_port (drivers/char/virtio_console.c:654) [ 65.004119][ T1939] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 65.004123][ T1939] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 65.004128][ T1939] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 65.004135][ T1939] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 65.004138][ T1939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.004140][ T1939] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.004144][ T1939] console_emit_next_record (kernel/printk/printk.c:3183) [ 65.004148][ T1939] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 65.004150][ T1939] ? 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)) [ 65.004153][ T1939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.004155][ T1939] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.004158][ T1939] console_flush_one_record (kernel/printk/printk.c:3268) [ 65.004162][ T1939] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 65.004164][ T1939] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 65.004170][ T1939] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 65.004173][ T1939] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 65.004174][ T1939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.004176][ T1939] ? 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) [ 65.004180][ T1939] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 65.004181][ T1939] ? vprintk_emit (kernel/printk/printk.c:2478) [ 65.004184][ T1939] vprintk_emit (kernel/printk/printk.c:2479) [ 65.004187][ T1939] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 65.004190][ T1939] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 65.004194][ T1939] _printk (kernel/printk/printk.c:2504) [ 65.004197][ T1939] ? snapshot_read.cold (user.c:?) [ 65.004200][ T1939] ? 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) [ 65.004203][ T1939] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 65.004206][ T1939] ? 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) [ 65.004209][ T1939] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 65.004213][ T1939] ? exit_notify (kernel/exit.c:780) [ 65.004214][ T1939] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 65.004217][ T1939] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.004220][ T1939] do_group_exit (kernel/exit.c:1151) [ 65.004223][ T1939] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 65.004225][ T1939] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 65.004227][ T1939] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 65.004231][ T1939] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 65.004234][ T1939] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.004236][ T1939] RIP: 0033:0x7fd69384c1b8 [ 65.004238][ T1939] Code: Unable to access opcode bytes at 0x7fd69384c18e. Code starting with the faulting instruction =========================================== [ 65.004239][ T1939] RSP: 002b:00007fff4ef833f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 65.004242][ T1939] RAX: ffffffffffffffda RBX: 00007fd69397cf88 RCX: 00007fd69384c1b8 [ 65.004243][ T1939] RDX: 00007fd693596fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 65.004244][ T1939] RBP: 00007fff4ef83450 R08: 0000000000000000 R09: 0000000000000050 [ 65.004244][ T1939] R10: 00007fff4ef83210 R11: 0000000000000246 R12: 0000000000000001 [ 65.004245][ T1939] R13: 0000000000000000 R14: 00007fd69397b680 R15: 00007fd69397cfa0 | [ 135.931107][ T3979] softirqs last disabled at (44665): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 135.931109][ T3979] Preemption disabled at: | [ 135.931110][ T3979] 0x0 | [ 135.931120][ T3979] Tainted: [W]=WARN [ 135.931121][ T3979] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.931123][ T3979] Call Trace: [ 135.931124][ T3979] [ 135.931126][ T3979] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 135.931133][ T3979] __might_resched.cold (kernel/sched/core.c:9234) [ 135.931138][ T3979] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 135.931142][ T3979] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 135.931146][ T3979] __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)) [ 135.931148][ T3979] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 135.931155][ T3979] ? 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) [ 135.931158][ T3979] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 135.931162][ T3979] put_chars (drivers/char/virtio_console.c:1176) [ 135.931164][ T3979] ? __send_to_port (drivers/char/virtio_console.c:654) [ 135.931165][ T3979] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 135.931169][ T3979] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 135.931174][ T3979] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 135.931182][ T3979] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 135.931185][ T3979] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 135.931187][ T3979] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 135.931191][ T3979] console_emit_next_record (kernel/printk/printk.c:3183) [ 135.931195][ T3979] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 135.931197][ T3979] ? 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)) [ 135.931200][ T3979] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 135.931202][ T3979] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 135.931206][ T3979] console_flush_one_record (kernel/printk/printk.c:3268) [ 135.931210][ T3979] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 135.931212][ T3979] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 135.931217][ T3979] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 135.931220][ T3979] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 135.931222][ T3979] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 135.931224][ T3979] ? 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) [ 135.931228][ T3979] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 135.931229][ T3979] ? vprintk_emit (kernel/printk/printk.c:2478) [ 135.931232][ T3979] vprintk_emit (kernel/printk/printk.c:2479) [ 135.931235][ T3979] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 135.931238][ T3979] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 135.931242][ T3979] _printk (kernel/printk/printk.c:2504) [ 135.931246][ T3979] ? snapshot_read.cold (user.c:?) [ 135.931249][ T3979] ? 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) [ 135.931251][ T3979] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 135.931255][ T3979] ? 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) [ 135.931258][ T3979] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 135.931262][ T3979] ? exit_notify (kernel/exit.c:780) [ 135.931263][ T3979] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 135.931266][ T3979] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 135.931270][ T3979] do_group_exit (kernel/exit.c:1151) [ 135.931273][ T3979] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 135.931275][ T3979] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 135.931277][ T3979] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 135.931282][ T3979] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 135.931285][ T3979] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 135.931287][ T3979] RIP: 0033:0x7f806da391b8 [ 135.931289][ T3979] Code: Unable to access opcode bytes at 0x7f806da3918e. Code starting with the faulting instruction =========================================== [ 135.931290][ T3979] RSP: 002b:00007ffee25dffe8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 135.931292][ T3979] RAX: ffffffffffffffda RBX: 00007f806db69f88 RCX: 00007f806da391b8 [ 135.931294][ T3979] RDX: 00007f806d783fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 135.931294][ T3979] RBP: 00007ffee25e0040 R08: 0000000000000000 R09: 0000000000000000 [ 135.931295][ T3979] R10: 00007ffee25dfe00 R11: 0000000000000246 R12: 0000000000000001 [ 135.931296][ T3979] R13: 0000000000000000 R14: 00007f806db68680 R15: 00007f806db69fa0 | [ 137.136203][ T4024] softirqs last disabled at (30641): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 137.136205][ T4024] Preemption disabled at: | [ 137.136206][ T4024] vprintk_emit (kernel/printk/printk.c:2471) | [ 137.136214][ T4024] Tainted: [W]=WARN [ 137.136215][ T4024] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 137.136217][ T4024] Call Trace: [ 137.136218][ T4024] [ 137.136220][ T4024] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 137.136226][ T4024] ? vprintk_emit (kernel/printk/printk.c:2471) [ 137.136228][ T4024] __might_resched.cold (kernel/sched/core.c:9234) [ 137.136232][ T4024] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 137.136236][ T4024] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 137.136240][ T4024] __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)) [ 137.136242][ T4024] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 137.136249][ T4024] ? 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) [ 137.136252][ T4024] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 137.136255][ T4024] put_chars (drivers/char/virtio_console.c:1176) [ 137.136258][ T4024] ? __send_to_port (drivers/char/virtio_console.c:654) [ 137.136259][ T4024] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 137.136262][ T4024] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 137.136268][ T4024] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 137.136275][ T4024] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 137.136278][ T4024] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 137.136280][ T4024] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 137.136284][ T4024] console_emit_next_record (kernel/printk/printk.c:3183) [ 137.136288][ T4024] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 137.136290][ T4024] ? 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)) [ 137.136293][ T4024] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 137.136295][ T4024] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 137.136298][ T4024] console_flush_one_record (kernel/printk/printk.c:3268) [ 137.136303][ T4024] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 137.136304][ T4024] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 137.136310][ T4024] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 137.136312][ T4024] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 137.136314][ T4024] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 137.136316][ T4024] ? 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) [ 137.136320][ T4024] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 137.136321][ T4024] ? vprintk_emit (kernel/printk/printk.c:2478) [ 137.136324][ T4024] vprintk_emit (kernel/printk/printk.c:2479) [ 137.136327][ T4024] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 137.136329][ T4024] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 137.136332][ T4024] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 137.136335][ T4024] _printk (kernel/printk/printk.c:2504) [ 137.136339][ T4024] ? snapshot_read.cold (user.c:?) [ 137.136343][ T4024] ? br_multicast_flood (??:?) [ 137.136346][ T4024] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 137.136347][ T4024] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 137.136349][ T4024] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 137.136353][ T4024] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 137.136358][ T4024] br_init_port (net/bridge/br_stp_if.c:39) [ 137.136361][ T4024] new_nbp (net/bridge/br_if.c:449) [ 137.136365][ T4024] br_add_if (net/bridge/br_if.c:592) [ 137.136367][ T4024] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 137.136371][ T4024] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 137.136377][ T4024] do_set_master (net/core/rtnetlink.c:3071) [ 137.136380][ T4024] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 137.136384][ T4024] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 137.136387][ T4024] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 137.136389][ T4024] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 137.136391][ T4024] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 137.136395][ T4024] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 137.136396][ T4024] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 137.136398][ T4024] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 137.136401][ T4024] ? kasan_save_stack (mm/kasan/common.c:58) [ 137.136403][ T4024] ? kasan_save_stack (mm/kasan/common.c:57) [ 137.136404][ T4024] ? kasan_save_track (mm/kasan/common.c:78) [ 137.136406][ T4024] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 137.136408][ T4024] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 137.136410][ T4024] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 137.136413][ T4024] ? ___sys_sendmsg (net/socket.c:2758) [ 137.136417][ T4024] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 137.136419][ T4024] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 137.136421][ T4024] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 137.136423][ T4024] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 137.136424][ T4024] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 137.136426][ T4024] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 137.136427][ T4024] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 137.136429][ T4024] ? __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) [ 137.136432][ T4024] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 137.136434][ T4024] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 137.136438][ T4024] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 137.136439][ T4024] ? nla_get_range_signed (lib/nlattr.c:270) [ 137.136444][ T4024] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 137.136446][ T4024] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 137.136451][ T4024] rtnl_newlink (net/core/rtnetlink.c:4215) [ 137.136456][ T4024] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 137.136458][ T4024] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 137.136463][ T4024] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 137.136464][ T4024] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 137.136466][ T4024] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 137.136468][ T4024] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 137.136472][ T4024] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 137.136474][ T4024] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 137.136477][ T4024] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 137.136478][ T4024] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 137.136483][ T4024] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 137.136485][ T4024] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 137.136488][ T4024] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 137.136491][ T4024] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 137.136494][ T4024] ? netlink_ack (./include/linux/skbuff.h:2718) [ 137.136500][ T4024] ? 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)) [ 137.136502][ T4024] ? 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)) [ 137.136507][ T4024] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 137.136511][ T4024] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 137.136513][ T4024] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 137.136521][ T4024] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 137.136525][ T4024] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 137.136528][ T4024] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 137.136530][ T4024] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 137.136535][ T4024] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 137.136538][ T4024] ____sys_sendmsg (net/socket.c:2713) [ 137.136540][ T4024] ? copy_msghdr_from_user (net/socket.c:2650) [ 137.136543][ T4024] ? sock_write_iter (net/socket.c:1269) [ 137.136544][ T4024] ? move_addr_to_kernel (net/socket.c:258) [ 137.136551][ T4024] ___sys_sendmsg (net/socket.c:2767) [ 137.136554][ T4024] ? copy_msghdr_from_user (net/socket.c:2619) [ 137.136570][ T4024] __sys_sendmsg (net/socket.c:2799) [ 137.136573][ T4024] ? __sys_sendmsg_sock (net/socket.c:2780) [ 137.136579][ T4024] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 137.136582][ T4024] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 137.136585][ T4024] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 137.136588][ T4024] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 137.136590][ T4024] RIP: 0033:0x7fcf0182954e [ 137.136594][ T4024] 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 [ 137.136595][ T4024] RSP: 002b:00007fffba532090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 137.136598][ T4024] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcf0182954e [ 137.136599][ T4024] RDX: 0000000000000000 RSI: 00007fffba532140 RDI: 0000000000000005 [ 137.136600][ T4024] RBP: 00007fffba5320a0 R08: 0000000000000000 R09: 0000000000000000 [ 137.136601][ T4024] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918e93 [ 137.136602][ T4024] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffba532800 | [ 141.358810][ T12] softirqs last disabled at (4339861): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 141.358814][ T12] Preemption disabled at: | [ 141.358815][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 141.358826][ T12] Tainted: [W]=WARN [ 141.358828][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 141.358830][ T12] Workqueue: netns cleanup_net [ 141.358834][ T12] Call Trace: [ 141.358837][ T12] [ 141.358839][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 141.358847][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 141.358850][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 141.358856][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 141.358862][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 141.358869][ T12] __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)) [ 141.358872][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 141.358882][ T12] ? 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) [ 141.358885][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 141.358891][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 141.358896][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 141.358901][ T12] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 141.358910][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 141.358915][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 141.358924][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 141.358930][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.358939][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 141.358946][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 141.358948][ T12] ? 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)) [ 141.358954][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.358957][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 141.358964][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 141.358972][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 141.358974][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 141.358984][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 141.358989][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 141.358991][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.358994][ T12] ? 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) [ 141.359001][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 141.359004][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 141.359009][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 141.359014][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 141.359016][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 141.359019][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 141.359022][ T12] ? kthread (kernel/kthread.c:436) [ 141.359025][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 141.359029][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 141.359037][ T12] _printk (kernel/printk/printk.c:2504) [ 141.359042][ T12] ? snapshot_read.cold (user.c:?) [ 141.359050][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 141.359055][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 141.359062][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 141.359066][ T12] ? netdev_notice (net/core/dev.c:13194) [ 141.359074][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.359077][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 141.359082][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 141.359085][ T12] ? 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) [ 141.359089][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 141.359097][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 141.359102][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 141.359112][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 141.359123][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 141.359129][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 141.359135][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 141.359140][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 141.359143][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 141.359148][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 141.359156][ T12] cleanup_net (net/core/net_namespace.c:706) [ 141.359161][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 141.359168][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 141.359171][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.359178][ T12] process_one_work (kernel/workqueue.c:3387) [ 141.359189][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 141.359194][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 141.359209][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 141.359222][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 141.359225][ T12] kthread (kernel/kthread.c:436) [ 141.359227][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 141.359232][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 141.359237][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 141.359242][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 141.359248][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 141.359253][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 141.359257][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 145.527074][ T4232] softirqs last disabled at (37420): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 145.527077][ T4232] Preemption disabled at: | [ 145.527077][ T4232] vprintk_emit (kernel/printk/printk.c:2471) | [ 145.527086][ T4232] Tainted: [W]=WARN [ 145.527087][ T4232] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.527088][ T4232] Call Trace: [ 145.527090][ T4232] [ 145.527091][ T4232] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 145.527098][ T4232] ? vprintk_emit (kernel/printk/printk.c:2471) [ 145.527099][ T4232] __might_resched.cold (kernel/sched/core.c:9234) [ 145.527104][ T4232] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 145.527108][ T4232] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 145.527112][ T4232] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 145.527114][ T4232] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 145.527120][ T4232] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 145.527123][ T4232] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 145.527127][ T4232] put_chars (drivers/char/virtio_console.c:1176) [ 145.527130][ T4232] ? __send_to_port (drivers/char/virtio_console.c:654) [ 145.527131][ T4232] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 145.527140][ T4232] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 145.527146][ T4232] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 145.527154][ T4232] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 145.527156][ T4232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.527158][ T4232] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.527162][ T4232] console_emit_next_record (kernel/printk/printk.c:3183) [ 145.527166][ T4232] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 145.527168][ T4232] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 145.527171][ T4232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.527173][ T4232] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.527177][ T4232] console_flush_one_record (kernel/printk/printk.c:3268) [ 145.527181][ T4232] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 145.527183][ T4232] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 145.527188][ T4232] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 145.527191][ T4232] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 145.527193][ T4232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.527195][ T4232] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 145.527198][ T4232] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 145.527200][ T4232] ? vprintk_emit (kernel/printk/printk.c:2478) [ 145.527203][ T4232] vprintk_emit (kernel/printk/printk.c:2479) [ 145.527206][ T4232] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 145.527208][ T4232] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 145.527210][ T4232] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 145.527214][ T4232] _printk (kernel/printk/printk.c:2504) [ 145.527218][ T4232] ? snapshot_read.cold (user.c:?) [ 145.527221][ T4232] ? br_multicast_flood (??:?) [ 145.527225][ T4232] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 145.527226][ T4232] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 145.527227][ T4232] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 145.527232][ T4232] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 145.527236][ T4232] br_init_port (net/bridge/br_stp_if.c:39) [ 145.527238][ T4232] new_nbp (net/bridge/br_if.c:449) [ 145.527242][ T4232] br_add_if (net/bridge/br_if.c:592) [ 145.527244][ T4232] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 145.527248][ T4232] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 145.527254][ T4232] do_set_master (net/core/rtnetlink.c:3071) [ 145.527257][ T4232] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 145.527261][ T4232] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 145.527264][ T4232] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 145.527265][ T4232] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 145.527268][ T4232] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 145.527272][ T4232] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 145.527273][ T4232] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 145.527275][ T4232] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 145.527278][ T4232] ? kasan_save_stack (mm/kasan/common.c:58) [ 145.527280][ T4232] ? kasan_save_stack (mm/kasan/common.c:57) [ 145.527281][ T4232] ? kasan_save_track (mm/kasan/common.c:78) [ 145.527283][ T4232] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 145.527285][ T4232] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 145.527287][ T4232] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 145.527289][ T4232] ? ___sys_sendmsg (net/socket.c:2758) [ 145.527293][ T4232] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 145.527295][ T4232] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 145.527298][ T4232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.527299][ T4232] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.527301][ T4232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.527302][ T4232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.527304][ T4232] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 145.527306][ T4232] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 145.527309][ T4232] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 145.527311][ T4232] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 145.527314][ T4232] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 145.527315][ T4232] ? nla_get_range_signed (lib/nlattr.c:270) [ 145.527320][ T4232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.527322][ T4232] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 145.527327][ T4232] rtnl_newlink (net/core/rtnetlink.c:4215) [ 145.527332][ T4232] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 145.527334][ T4232] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 145.527339][ T4232] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 145.527341][ T4232] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 145.527343][ T4232] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 145.527345][ T4232] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 145.527348][ T4232] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 145.527350][ T4232] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 145.527353][ T4232] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.527355][ T4232] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 145.527359][ T4232] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 145.527361][ T4232] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 145.527365][ T4232] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 145.527368][ T4232] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.527371][ T4232] ? netlink_ack (./include/linux/skbuff.h:2718) [ 145.527377][ T4232] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 145.527379][ T4232] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 145.527383][ T4232] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 145.527387][ T4232] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 145.527390][ T4232] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 145.527394][ T4232] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 145.527398][ T4232] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 145.527402][ T4232] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 145.527404][ T4232] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 145.527409][ T4232] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 145.527412][ T4232] ____sys_sendmsg (net/socket.c:2713) [ 145.527414][ T4232] ? copy_msghdr_from_user (net/socket.c:2650) [ 145.527416][ T4232] ? sock_write_iter (net/socket.c:1269) [ 145.527418][ T4232] ? move_addr_to_kernel (net/socket.c:258) [ 145.527425][ T4232] ___sys_sendmsg (net/socket.c:2767) [ 145.527428][ T4232] ? copy_msghdr_from_user (net/socket.c:2619) [ 145.527444][ T4232] __sys_sendmsg (net/socket.c:2799) [ 145.527447][ T4232] ? __sys_sendmsg_sock (net/socket.c:2780) [ 145.527453][ T4232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.527456][ T4232] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 145.527459][ T4232] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 145.527462][ T4232] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.527464][ T4232] RIP: 0033:0x7fb13d2e254e [ 145.527468][ T4232] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 145.527469][ T4232] RSP: 002b:00007ffe903d1ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 145.527472][ T4232] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb13d2e254e [ 145.527473][ T4232] RDX: 0000000000000000 RSI: 00007ffe903d1f70 RDI: 0000000000000005 [ 145.527474][ T4232] RBP: 00007ffe903d1ed0 R08: 0000000000000000 R09: 0000000000000000 [ 145.527475][ T4232] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918e9b [ 145.527476][ T4232] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe903d2630 | [ 149.807848][ T12] softirqs last disabled at (4572612): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 149.807852][ T12] Preemption disabled at: | [ 149.807852][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 149.807861][ T12] Tainted: [W]=WARN [ 149.807862][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.807864][ T12] Workqueue: netns cleanup_net [ 149.807867][ T12] Call Trace: [ 149.807869][ T12] [ 149.807871][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 149.807877][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 149.807879][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 149.807883][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 149.807887][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 149.807892][ T12] __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)) [ 149.807894][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 149.807901][ T12] ? 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) [ 149.807904][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 149.807908][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 149.807910][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 149.807912][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 149.807915][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 149.807918][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 149.807924][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 149.807928][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 149.807934][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 149.807937][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.807942][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 149.807946][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 149.807948][ T12] ? 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)) [ 149.807952][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.807953][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 149.807958][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 149.807962][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 149.807964][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 149.807970][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 149.807973][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 149.807975][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.807977][ T12] ? 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) [ 149.807981][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 149.807983][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 149.807985][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 149.807989][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 149.807990][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 149.807992][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 149.807994][ T12] ? kthread (kernel/kthread.c:436) [ 149.807996][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 149.807999][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 149.808005][ T12] _printk (kernel/printk/printk.c:2504) [ 149.808009][ T12] ? snapshot_read.cold (user.c:?) [ 149.808013][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 149.808017][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 149.808021][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 149.808024][ T12] ? netdev_notice (net/core/dev.c:13194) [ 149.808029][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.808031][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 149.808034][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 149.808036][ T12] ? 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) [ 149.808038][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 149.808043][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 149.808047][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 149.808053][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 149.808057][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 149.808061][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 149.808064][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 149.808068][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 149.808070][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 149.808073][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 149.808078][ T12] cleanup_net (net/core/net_namespace.c:706) [ 149.808081][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 149.808085][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 149.808088][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.808091][ T12] process_one_work (kernel/workqueue.c:3387) [ 149.808098][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 149.808101][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 149.808109][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 149.808117][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 149.808119][ T12] kthread (kernel/kthread.c:436) [ 149.808121][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 149.808125][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 149.808128][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 149.808131][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 149.808134][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 149.808138][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 149.808141][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 153.514982][ T4435] softirqs last disabled at (36170): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 153.514985][ T4435] Preemption disabled at: | [ 153.514985][ T4435] vprintk_emit (kernel/printk/printk.c:2471) | [ 153.514994][ T4435] Tainted: [W]=WARN [ 153.514995][ T4435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.514996][ T4435] Call Trace: [ 153.514998][ T4435] [ 153.514999][ T4435] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 153.515006][ T4435] ? vprintk_emit (kernel/printk/printk.c:2471) [ 153.515007][ T4435] __might_resched.cold (kernel/sched/core.c:9234) [ 153.515012][ T4435] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 153.515016][ T4435] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 153.515020][ T4435] __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)) [ 153.515022][ T4435] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 153.515028][ T4435] ? 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) [ 153.515031][ T4435] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 153.515035][ T4435] put_chars (drivers/char/virtio_console.c:1176) [ 153.515037][ T4435] ? __send_to_port (drivers/char/virtio_console.c:654) [ 153.515038][ T4435] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 153.515042][ T4435] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 153.515047][ T4435] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 153.515055][ T4435] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 153.515057][ T4435] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.515059][ T4435] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.515063][ T4435] console_emit_next_record (kernel/printk/printk.c:3183) [ 153.515067][ T4435] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 153.515069][ T4435] ? 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)) [ 153.515072][ T4435] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.515074][ T4435] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.515078][ T4435] console_flush_one_record (kernel/printk/printk.c:3268) [ 153.515082][ T4435] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 153.515084][ T4435] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 153.515089][ T4435] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 153.515092][ T4435] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 153.515094][ T4435] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.515096][ T4435] ? 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) [ 153.515099][ T4435] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 153.515101][ T4435] ? vprintk_emit (kernel/printk/printk.c:2478) [ 153.515104][ T4435] vprintk_emit (kernel/printk/printk.c:2479) [ 153.515107][ T4435] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 153.515109][ T4435] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 153.515111][ T4435] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 153.515115][ T4435] _printk (kernel/printk/printk.c:2504) [ 153.515119][ T4435] ? snapshot_read.cold (user.c:?) [ 153.515122][ T4435] ? br_multicast_flood (??:?) [ 153.515126][ T4435] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 153.515127][ T4435] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 153.515128][ T4435] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 153.515132][ T4435] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 153.515137][ T4435] br_init_port (net/bridge/br_stp_if.c:39) [ 153.515139][ T4435] new_nbp (net/bridge/br_if.c:449) [ 153.515143][ T4435] br_add_if (net/bridge/br_if.c:592) [ 153.515145][ T4435] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 153.515149][ T4435] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 153.515154][ T4435] do_set_master (net/core/rtnetlink.c:3071) [ 153.515158][ T4435] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 153.515166][ T4435] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 153.515170][ T4435] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 153.515171][ T4435] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 153.515174][ T4435] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 153.515178][ T4435] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 153.515180][ T4435] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 153.515181][ T4435] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 153.515184][ T4435] ? kasan_save_stack (mm/kasan/common.c:58) [ 153.515186][ T4435] ? kasan_save_stack (mm/kasan/common.c:57) [ 153.515187][ T4435] ? kasan_save_track (mm/kasan/common.c:78) [ 153.515189][ T4435] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 153.515191][ T4435] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 153.515193][ T4435] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 153.515196][ T4435] ? ___sys_sendmsg (net/socket.c:2758) [ 153.515199][ T4435] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 153.515201][ T4435] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 153.515204][ T4435] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.515205][ T4435] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.515207][ T4435] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.515208][ T4435] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.515210][ T4435] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 153.515212][ T4435] ? __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) [ 153.515215][ T4435] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 153.515217][ T4435] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 153.515220][ T4435] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 153.515221][ T4435] ? nla_get_range_signed (lib/nlattr.c:270) [ 153.515226][ T4435] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.515228][ T4435] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 153.515234][ T4435] rtnl_newlink (net/core/rtnetlink.c:4215) [ 153.515239][ T4435] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 153.515241][ T4435] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 153.515245][ T4435] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 153.515247][ T4435] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 153.515249][ T4435] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 153.515251][ T4435] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 153.515255][ T4435] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 153.515257][ T4435] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 153.515259][ T4435] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.515261][ T4435] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 153.515265][ T4435] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 153.515267][ T4435] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 153.515270][ T4435] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 153.515274][ T4435] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.515277][ T4435] ? netlink_ack (./include/linux/skbuff.h:2718) [ 153.515283][ T4435] ? 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)) [ 153.515285][ T4435] ? 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)) [ 153.515289][ T4435] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.515293][ T4435] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 153.515296][ T4435] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 153.515300][ T4435] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 153.515304][ T4435] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 153.515307][ T4435] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 153.515309][ T4435] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 153.515314][ T4435] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 153.515317][ T4435] ____sys_sendmsg (net/socket.c:2713) [ 153.515319][ T4435] ? copy_msghdr_from_user (net/socket.c:2650) [ 153.515321][ T4435] ? sock_write_iter (net/socket.c:1269) [ 153.515323][ T4435] ? move_addr_to_kernel (net/socket.c:258) [ 153.515330][ T4435] ___sys_sendmsg (net/socket.c:2767) [ 153.515333][ T4435] ? copy_msghdr_from_user (net/socket.c:2619) [ 153.515348][ T4435] __sys_sendmsg (net/socket.c:2799) [ 153.515351][ T4435] ? __sys_sendmsg_sock (net/socket.c:2780) [ 153.515357][ T4435] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.515360][ T4435] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 153.515363][ T4435] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 153.515366][ T4435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.515368][ T4435] RIP: 0033:0x7fd9f6e2e54e [ 153.515372][ T4435] 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 [ 153.515373][ T4435] RSP: 002b:00007fff133b6ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 153.515376][ T4435] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd9f6e2e54e [ 153.515377][ T4435] RDX: 0000000000000000 RSI: 00007fff133b70a0 RDI: 0000000000000005 [ 153.515378][ T4435] RBP: 00007fff133b7000 R08: 0000000000000000 R09: 0000000000000000 [ 153.515379][ T4435] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918ea3 [ 153.515380][ T4435] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff133b7760 | [ 157.812861][ T12] softirqs last disabled at (4796460): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 157.812865][ T12] Preemption disabled at: | [ 157.812866][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 157.812875][ T12] Tainted: [W]=WARN [ 157.812876][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.812878][ T12] Workqueue: netns cleanup_net [ 157.812881][ T12] Call Trace: [ 157.812883][ T12] [ 157.812885][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 157.812891][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 157.812893][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 157.812898][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 157.812902][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 157.812906][ T12] __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)) [ 157.812908][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 157.812915][ T12] ? 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) [ 157.812918][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 157.812922][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 157.812924][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 157.812926][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 157.812929][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 157.812932][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 157.812938][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 157.812942][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 157.812947][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 157.812951][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 157.812955][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 157.812960][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 157.812962][ T12] ? 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)) [ 157.812965][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 157.812967][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 157.812971][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 157.812975][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 157.812977][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 157.812983][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 157.812986][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 157.812988][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 157.812990][ T12] ? 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) [ 157.812994][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 157.812995][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 157.812998][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 157.813002][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 157.813003][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 157.813005][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 157.813007][ T12] ? kthread (kernel/kthread.c:436) [ 157.813009][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 157.813012][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 157.813017][ T12] _printk (kernel/printk/printk.c:2504) [ 157.813021][ T12] ? snapshot_read.cold (user.c:?) [ 157.813025][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 157.813029][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 157.813033][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 157.813037][ T12] ? netdev_notice (net/core/dev.c:13194) [ 157.813041][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 157.813043][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 157.813046][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 157.813048][ T12] ? 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) [ 157.813050][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 157.813055][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 157.813058][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 157.813065][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 157.813069][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 157.813072][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 157.813076][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 157.813080][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 157.813081][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 157.813085][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 157.813089][ T12] cleanup_net (net/core/net_namespace.c:706) [ 157.813093][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 157.813097][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 157.813099][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 157.813102][ T12] process_one_work (kernel/workqueue.c:3387) [ 157.813109][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 157.813112][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 157.813120][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 157.813128][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 157.813130][ T12] kthread (kernel/kthread.c:436) [ 157.813132][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 157.813135][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 157.813138][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 157.813141][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 157.813145][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 157.813148][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 157.813151][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 161.664640][ T4649] softirqs last disabled at (29558): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 161.664642][ T4649] Preemption disabled at: | [ 161.664643][ T4649] vprintk_emit (kernel/printk/printk.c:2471) | [ 161.664652][ T4649] Tainted: [W]=WARN [ 161.664653][ T4649] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.664654][ T4649] Call Trace: [ 161.664656][ T4649] [ 161.664658][ T4649] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 161.664664][ T4649] ? vprintk_emit (kernel/printk/printk.c:2471) [ 161.664665][ T4649] __might_resched.cold (kernel/sched/core.c:9234) [ 161.664670][ T4649] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 161.664674][ T4649] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 161.664679][ T4649] __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)) [ 161.664680][ T4649] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 161.664687][ T4649] ? 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) [ 161.664689][ T4649] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 161.664693][ T4649] put_chars (drivers/char/virtio_console.c:1176) [ 161.664696][ T4649] ? __send_to_port (drivers/char/virtio_console.c:654) [ 161.664697][ T4649] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 161.664700][ T4649] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 161.664706][ T4649] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 161.664713][ T4649] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 161.664716][ T4649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.664718][ T4649] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 161.664722][ T4649] console_emit_next_record (kernel/printk/printk.c:3183) [ 161.664725][ T4649] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 161.664727][ T4649] ? 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)) [ 161.664730][ T4649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.664732][ T4649] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 161.664736][ T4649] console_flush_one_record (kernel/printk/printk.c:3268) [ 161.664740][ T4649] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 161.664742][ T4649] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 161.664747][ T4649] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 161.664750][ T4649] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 161.664751][ T4649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.664753][ T4649] ? 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) [ 161.664757][ T4649] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 161.664758][ T4649] ? vprintk_emit (kernel/printk/printk.c:2478) [ 161.664761][ T4649] vprintk_emit (kernel/printk/printk.c:2479) [ 161.664764][ T4649] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 161.664766][ T4649] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 161.664769][ T4649] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 161.664772][ T4649] _printk (kernel/printk/printk.c:2504) [ 161.664776][ T4649] ? snapshot_read.cold (user.c:?) [ 161.664779][ T4649] ? br_multicast_flood (??:?) [ 161.664783][ T4649] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 161.664784][ T4649] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 161.664785][ T4649] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 161.664789][ T4649] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 161.664793][ T4649] br_init_port (net/bridge/br_stp_if.c:39) [ 161.664796][ T4649] new_nbp (net/bridge/br_if.c:449) [ 161.664799][ T4649] br_add_if (net/bridge/br_if.c:592) [ 161.664802][ T4649] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 161.664805][ T4649] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 161.664811][ T4649] do_set_master (net/core/rtnetlink.c:3071) [ 161.664815][ T4649] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 161.664818][ T4649] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 161.664821][ T4649] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 161.664823][ T4649] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 161.664825][ T4649] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 161.664829][ T4649] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 161.664830][ T4649] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 161.664832][ T4649] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 161.664834][ T4649] ? kasan_save_stack (mm/kasan/common.c:58) [ 161.664837][ T4649] ? kasan_save_stack (mm/kasan/common.c:57) [ 161.664838][ T4649] ? kasan_save_track (mm/kasan/common.c:78) [ 161.664839][ T4649] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 161.664841][ T4649] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 161.664843][ T4649] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 161.664846][ T4649] ? ___sys_sendmsg (net/socket.c:2758) [ 161.664850][ T4649] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 161.664852][ T4649] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 161.664854][ T4649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.664856][ T4649] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 161.664857][ T4649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.664858][ T4649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.664860][ T4649] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 161.664862][ T4649] ? __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) [ 161.664865][ T4649] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 161.664867][ T4649] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 161.664870][ T4649] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 161.664872][ T4649] ? nla_get_range_signed (lib/nlattr.c:270) [ 161.664877][ T4649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.664879][ T4649] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 161.664884][ T4649] rtnl_newlink (net/core/rtnetlink.c:4215) [ 161.664889][ T4649] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 161.664891][ T4649] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 161.664896][ T4649] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 161.664897][ T4649] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 161.664900][ T4649] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 161.664901][ T4649] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 161.664905][ T4649] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 161.664907][ T4649] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 161.664910][ T4649] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.664911][ T4649] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 161.664916][ T4649] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 161.664918][ T4649] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 161.664921][ T4649] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 161.664925][ T4649] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 161.664928][ T4649] ? netlink_ack (./include/linux/skbuff.h:2718) [ 161.664934][ T4649] ? 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)) [ 161.664936][ T4649] ? 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)) [ 161.664940][ T4649] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 161.664944][ T4649] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 161.664947][ T4649] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 161.664951][ T4649] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 161.664955][ T4649] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 161.664958][ T4649] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 161.664960][ T4649] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 161.664965][ T4649] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 161.664968][ T4649] ____sys_sendmsg (net/socket.c:2713) [ 161.664970][ T4649] ? copy_msghdr_from_user (net/socket.c:2650) [ 161.664972][ T4649] ? sock_write_iter (net/socket.c:1269) [ 161.664974][ T4649] ? move_addr_to_kernel (net/socket.c:258) [ 161.664981][ T4649] ___sys_sendmsg (net/socket.c:2767) [ 161.664984][ T4649] ? copy_msghdr_from_user (net/socket.c:2619) [ 161.664999][ T4649] __sys_sendmsg (net/socket.c:2799) [ 161.665002][ T4649] ? __sys_sendmsg_sock (net/socket.c:2780) [ 161.665008][ T4649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.665011][ T4649] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 161.665014][ T4649] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 161.665017][ T4649] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 161.665019][ T4649] RIP: 0033:0x7f83b73ec54e [ 161.665023][ T4649] 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 [ 161.665025][ T4649] RSP: 002b:00007ffcaadb64c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.665027][ T4649] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f83b73ec54e [ 161.665029][ T4649] RDX: 0000000000000000 RSI: 00007ffcaadb6570 RDI: 0000000000000005 [ 161.665030][ T4649] RBP: 00007ffcaadb64d0 R08: 0000000000000000 R09: 0000000000000000 [ 161.665030][ T4649] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918eab [ 161.665031][ T4649] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcaadb6c30 | [ 165.860995][ T12] softirqs last disabled at (5005676): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 165.860999][ T12] Preemption disabled at: | [ 165.861000][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 165.861009][ T12] Tainted: [W]=WARN [ 165.861009][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.861012][ T12] Workqueue: netns cleanup_net [ 165.861015][ T12] Call Trace: [ 165.861016][ T12] [ 165.861018][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 165.861024][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 165.861026][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 165.861030][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 165.861034][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 165.861038][ T12] __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)) [ 165.861040][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 165.861047][ T12] ? 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) [ 165.861049][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 165.861053][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 165.861056][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 165.861057][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 165.861061][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 165.861063][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 165.861069][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 165.861073][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 165.861078][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 165.861081][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.861086][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 165.861090][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 165.861092][ T12] ? 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)) [ 165.861095][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.861097][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 165.861101][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 165.861105][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 165.861107][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 165.861113][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 165.861116][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 165.861118][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.861119][ T12] ? 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) [ 165.861123][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 165.861125][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 165.861128][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 165.861131][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 165.861133][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 165.861135][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 165.861136][ T12] ? kthread (kernel/kthread.c:436) [ 165.861139][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 165.861142][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 165.861146][ T12] _printk (kernel/printk/printk.c:2504) [ 165.861150][ T12] ? snapshot_read.cold (user.c:?) [ 165.861155][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 165.861159][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 165.861163][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 165.861166][ T12] ? netdev_notice (net/core/dev.c:13194) [ 165.861170][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.861172][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 165.861175][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 165.861177][ T12] ? 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) [ 165.861179][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 165.861183][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 165.861187][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 165.861193][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 165.861197][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 165.861200][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 165.861204][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 165.861214][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 165.861216][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 165.861219][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 165.861224][ T12] cleanup_net (net/core/net_namespace.c:706) [ 165.861227][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 165.861231][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 165.861233][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.861236][ T12] process_one_work (kernel/workqueue.c:3387) [ 165.861243][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 165.861246][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 165.861254][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 165.861261][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 165.861263][ T12] kthread (kernel/kthread.c:436) [ 165.861265][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.861268][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 165.861271][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.861274][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 165.861277][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.861281][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 165.861284][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 169.594950][ T4851] softirqs last disabled at (51920): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 169.594953][ T4851] Preemption disabled at: | [ 169.594954][ T4851] vprintk_emit (kernel/printk/printk.c:2471) | [ 169.594962][ T4851] Tainted: [W]=WARN [ 169.594963][ T4851] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 169.594965][ T4851] Call Trace: [ 169.594966][ T4851] [ 169.594968][ T4851] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 169.594974][ T4851] ? vprintk_emit (kernel/printk/printk.c:2471) [ 169.594976][ T4851] __might_resched.cold (kernel/sched/core.c:9234) [ 169.594980][ T4851] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 169.594984][ T4851] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 169.594989][ T4851] __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)) [ 169.594990][ T4851] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 169.594997][ T4851] ? 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) [ 169.595000][ T4851] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 169.595003][ T4851] put_chars (drivers/char/virtio_console.c:1176) [ 169.595006][ T4851] ? __send_to_port (drivers/char/virtio_console.c:654) [ 169.595007][ T4851] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 169.595010][ T4851] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 169.595016][ T4851] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 169.595024][ T4851] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 169.595026][ T4851] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.595028][ T4851] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 169.595032][ T4851] console_emit_next_record (kernel/printk/printk.c:3183) [ 169.595036][ T4851] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 169.595038][ T4851] ? 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)) [ 169.595041][ T4851] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.595043][ T4851] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 169.595047][ T4851] console_flush_one_record (kernel/printk/printk.c:3268) [ 169.595051][ T4851] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 169.595053][ T4851] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 169.595059][ T4851] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 169.595062][ T4851] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 169.595063][ T4851] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.595065][ T4851] ? 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) [ 169.595069][ T4851] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 169.595070][ T4851] ? vprintk_emit (kernel/printk/printk.c:2478) [ 169.595073][ T4851] vprintk_emit (kernel/printk/printk.c:2479) [ 169.595076][ T4851] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 169.595078][ T4851] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 169.595081][ T4851] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 169.595085][ T4851] _printk (kernel/printk/printk.c:2504) [ 169.595088][ T4851] ? snapshot_read.cold (user.c:?) [ 169.595092][ T4851] ? br_multicast_flood (??:?) [ 169.595095][ T4851] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 169.595097][ T4851] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 169.595098][ T4851] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 169.595102][ T4851] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 169.595106][ T4851] br_init_port (net/bridge/br_stp_if.c:39) [ 169.595109][ T4851] new_nbp (net/bridge/br_if.c:449) [ 169.595113][ T4851] br_add_if (net/bridge/br_if.c:592) [ 169.595115][ T4851] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 169.595119][ T4851] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 169.595124][ T4851] do_set_master (net/core/rtnetlink.c:3071) [ 169.595128][ T4851] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 169.595132][ T4851] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 169.595135][ T4851] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 169.595136][ T4851] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 169.595139][ T4851] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 169.595143][ T4851] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 169.595145][ T4851] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 169.595146][ T4851] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 169.595149][ T4851] ? kasan_save_stack (mm/kasan/common.c:58) [ 169.595151][ T4851] ? kasan_save_stack (mm/kasan/common.c:57) [ 169.595152][ T4851] ? kasan_save_track (mm/kasan/common.c:78) [ 169.595153][ T4851] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 169.595156][ T4851] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 169.595158][ T4851] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 169.595160][ T4851] ? ___sys_sendmsg (net/socket.c:2758) [ 169.595164][ T4851] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 169.595166][ T4851] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 169.595169][ T4851] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.595170][ T4851] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 169.595172][ T4851] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.595173][ T4851] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.595175][ T4851] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 169.595177][ T4851] ? __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) [ 169.595179][ T4851] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 169.595181][ T4851] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 169.595184][ T4851] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 169.595186][ T4851] ? nla_get_range_signed (lib/nlattr.c:270) [ 169.595191][ T4851] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.595193][ T4851] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 169.595198][ T4851] rtnl_newlink (net/core/rtnetlink.c:4215) [ 169.595204][ T4851] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 169.595205][ T4851] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 169.595210][ T4851] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 169.595212][ T4851] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 169.595214][ T4851] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 169.595216][ T4851] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 169.595219][ T4851] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 169.595228][ T4851] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 169.595231][ T4851] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 169.595232][ T4851] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 169.595237][ T4851] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 169.595238][ T4851] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 169.595242][ T4851] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 169.595245][ T4851] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 169.595248][ T4851] ? netlink_ack (./include/linux/skbuff.h:2718) [ 169.595254][ T4851] ? 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)) [ 169.595256][ T4851] ? 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)) [ 169.595261][ T4851] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 169.595265][ T4851] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 169.595267][ T4851] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 169.595271][ T4851] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 169.595275][ T4851] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 169.595279][ T4851] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 169.595280][ T4851] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 169.595285][ T4851] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 169.595288][ T4851] ____sys_sendmsg (net/socket.c:2713) [ 169.595291][ T4851] ? copy_msghdr_from_user (net/socket.c:2650) [ 169.595293][ T4851] ? sock_write_iter (net/socket.c:1269) [ 169.595294][ T4851] ? move_addr_to_kernel (net/socket.c:258) [ 169.595302][ T4851] ___sys_sendmsg (net/socket.c:2767) [ 169.595304][ T4851] ? copy_msghdr_from_user (net/socket.c:2619) [ 169.595320][ T4851] __sys_sendmsg (net/socket.c:2799) [ 169.595323][ T4851] ? __sys_sendmsg_sock (net/socket.c:2780) [ 169.595329][ T4851] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.595332][ T4851] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 169.595335][ T4851] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 169.595337][ T4851] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 169.595339][ T4851] RIP: 0033:0x7fce2bab354e [ 169.595343][ T4851] 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 [ 169.595345][ T4851] RSP: 002b:00007ffd17ee1290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 169.595348][ T4851] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fce2bab354e [ 169.595349][ T4851] RDX: 0000000000000000 RSI: 00007ffd17ee1340 RDI: 0000000000000005 [ 169.595350][ T4851] RBP: 00007ffd17ee12a0 R08: 0000000000000000 R09: 0000000000000000 [ 169.595351][ T4851] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918eb3 [ 169.595351][ T4851] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd17ee1a00 | [ 173.737163][ T12] softirqs last disabled at (5234094): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 173.737167][ T12] Preemption disabled at: | [ 173.737168][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 173.737176][ T12] Tainted: [W]=WARN [ 173.737177][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 173.737179][ T12] Workqueue: netns cleanup_net [ 173.737182][ T12] Call Trace: [ 173.737184][ T12] [ 173.737186][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 173.737192][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 173.737193][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 173.737198][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 173.737202][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 173.737206][ T12] __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)) [ 173.737208][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 173.737215][ T12] ? 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) [ 173.737217][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 173.737221][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 173.737224][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 173.737225][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 173.737228][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 173.737231][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 173.737243][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 173.737247][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 173.737252][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 173.737256][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.737260][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 173.737265][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 173.737266][ T12] ? 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)) [ 173.737270][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.737272][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 173.737276][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 173.737280][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 173.737282][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 173.737287][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 173.737290][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 173.737292][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.737294][ T12] ? 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) [ 173.737298][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 173.737300][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 173.737302][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 173.737306][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 173.737307][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 173.737309][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 173.737311][ T12] ? kthread (kernel/kthread.c:436) [ 173.737313][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 173.737316][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 173.737321][ T12] _printk (kernel/printk/printk.c:2504) [ 173.737325][ T12] ? snapshot_read.cold (user.c:?) [ 173.737329][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 173.737333][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 173.737337][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 173.737340][ T12] ? netdev_notice (net/core/dev.c:13194) [ 173.737344][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.737346][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 173.737349][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 173.737351][ T12] ? 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) [ 173.737353][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 173.737357][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 173.737361][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 173.737367][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 173.737371][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 173.737374][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 173.737378][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 173.737382][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 173.737383][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 173.737386][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 173.737391][ T12] cleanup_net (net/core/net_namespace.c:706) [ 173.737394][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 173.737398][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 173.737400][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.737403][ T12] process_one_work (kernel/workqueue.c:3387) [ 173.737410][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 173.737415][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 173.737423][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 173.737430][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 173.737433][ T12] kthread (kernel/kthread.c:436) [ 173.737434][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 173.737438][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 173.737441][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 173.737443][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 173.737447][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 173.737450][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 173.737453][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 177.689420][ T5066] softirqs last disabled at (37608): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 177.689423][ T5066] Preemption disabled at: | [ 177.689423][ T5066] vprintk_emit (kernel/printk/printk.c:2471) | [ 177.689431][ T5066] Tainted: [W]=WARN [ 177.689432][ T5066] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 177.689434][ T5066] Call Trace: [ 177.689435][ T5066] [ 177.689437][ T5066] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 177.689443][ T5066] ? vprintk_emit (kernel/printk/printk.c:2471) [ 177.689444][ T5066] __might_resched.cold (kernel/sched/core.c:9234) [ 177.689449][ T5066] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 177.689453][ T5066] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 177.689457][ T5066] __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)) [ 177.689459][ T5066] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 177.689466][ T5066] ? 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) [ 177.689468][ T5066] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 177.689472][ T5066] put_chars (drivers/char/virtio_console.c:1176) [ 177.689475][ T5066] ? __send_to_port (drivers/char/virtio_console.c:654) [ 177.689476][ T5066] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 177.689479][ T5066] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 177.689485][ T5066] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 177.689493][ T5066] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 177.689495][ T5066] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.689497][ T5066] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 177.689501][ T5066] console_emit_next_record (kernel/printk/printk.c:3183) [ 177.689505][ T5066] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 177.689507][ T5066] ? 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)) [ 177.689511][ T5066] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.689512][ T5066] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 177.689518][ T5066] console_flush_one_record (kernel/printk/printk.c:3268) [ 177.689523][ T5066] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 177.689525][ T5066] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 177.689530][ T5066] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 177.689533][ T5066] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 177.689535][ T5066] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.689536][ T5066] ? 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) [ 177.689540][ T5066] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 177.689542][ T5066] ? vprintk_emit (kernel/printk/printk.c:2478) [ 177.689545][ T5066] vprintk_emit (kernel/printk/printk.c:2479) [ 177.689548][ T5066] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 177.689550][ T5066] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 177.689552][ T5066] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 177.689556][ T5066] _printk (kernel/printk/printk.c:2504) [ 177.689560][ T5066] ? snapshot_read.cold (user.c:?) [ 177.689563][ T5066] ? br_multicast_flood (??:?) [ 177.689567][ T5066] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 177.689568][ T5066] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 177.689569][ T5066] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 177.689574][ T5066] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 177.689578][ T5066] br_init_port (net/bridge/br_stp_if.c:39) [ 177.689580][ T5066] new_nbp (net/bridge/br_if.c:449) [ 177.689584][ T5066] br_add_if (net/bridge/br_if.c:592) [ 177.689587][ T5066] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 177.689590][ T5066] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 177.689596][ T5066] do_set_master (net/core/rtnetlink.c:3071) [ 177.689600][ T5066] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 177.689603][ T5066] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 177.689607][ T5066] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 177.689608][ T5066] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 177.689611][ T5066] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 177.689614][ T5066] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 177.689616][ T5066] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 177.689618][ T5066] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 177.689620][ T5066] ? kasan_save_stack (mm/kasan/common.c:58) [ 177.689623][ T5066] ? kasan_save_stack (mm/kasan/common.c:57) [ 177.689624][ T5066] ? kasan_save_track (mm/kasan/common.c:78) [ 177.689625][ T5066] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 177.689627][ T5066] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 177.689629][ T5066] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 177.689632][ T5066] ? ___sys_sendmsg (net/socket.c:2758) [ 177.689636][ T5066] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 177.689638][ T5066] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 177.689640][ T5066] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.689642][ T5066] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 177.689644][ T5066] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.689645][ T5066] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.689646][ T5066] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 177.689649][ T5066] ? __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) [ 177.689651][ T5066] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 177.689653][ T5066] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 177.689657][ T5066] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 177.689658][ T5066] ? nla_get_range_signed (lib/nlattr.c:270) [ 177.689663][ T5066] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.689665][ T5066] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 177.689670][ T5066] rtnl_newlink (net/core/rtnetlink.c:4215) [ 177.689676][ T5066] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 177.689678][ T5066] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 177.689682][ T5066] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 177.689684][ T5066] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 177.689686][ T5066] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 177.689688][ T5066] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 177.689692][ T5066] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 177.689694][ T5066] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 177.689697][ T5066] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 177.689698][ T5066] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 177.689703][ T5066] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 177.689705][ T5066] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 177.689708][ T5066] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 177.689712][ T5066] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 177.689714][ T5066] ? netlink_ack (./include/linux/skbuff.h:2718) [ 177.689721][ T5066] ? 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)) [ 177.689723][ T5066] ? 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)) [ 177.689728][ T5066] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 177.689732][ T5066] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 177.689734][ T5066] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 177.689738][ T5066] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 177.689742][ T5066] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 177.689746][ T5066] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 177.689748][ T5066] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 177.689753][ T5066] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 177.689756][ T5066] ____sys_sendmsg (net/socket.c:2713) [ 177.689758][ T5066] ? copy_msghdr_from_user (net/socket.c:2650) [ 177.689761][ T5066] ? sock_write_iter (net/socket.c:1269) [ 177.689762][ T5066] ? move_addr_to_kernel (net/socket.c:258) [ 177.689770][ T5066] ___sys_sendmsg (net/socket.c:2767) [ 177.689773][ T5066] ? copy_msghdr_from_user (net/socket.c:2619) [ 177.689789][ T5066] __sys_sendmsg (net/socket.c:2799) [ 177.689792][ T5066] ? __sys_sendmsg_sock (net/socket.c:2780) [ 177.689799][ T5066] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.689802][ T5066] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 177.689805][ T5066] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 177.689808][ T5066] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 177.689810][ T5066] RIP: 0033:0x7f52c33e554e [ 177.689814][ T5066] 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 [ 177.689816][ T5066] RSP: 002b:00007ffd725127f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 177.689819][ T5066] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f52c33e554e [ 177.689820][ T5066] RDX: 0000000000000000 RSI: 00007ffd725128a0 RDI: 0000000000000005 [ 177.689821][ T5066] RBP: 00007ffd72512800 R08: 0000000000000000 R09: 0000000000000000 [ 177.689822][ T5066] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918ebb [ 177.689822][ T5066] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd72512f60 | [ 182.112456][ T12] softirqs last disabled at (5453386): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 182.112460][ T12] Preemption disabled at: | [ 182.112461][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 182.112469][ T12] Tainted: [W]=WARN [ 182.112470][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 182.112472][ T12] Workqueue: netns cleanup_net [ 182.112475][ T12] Call Trace: [ 182.112476][ T12] [ 182.112478][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 182.112484][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 182.112486][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 182.112490][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 182.112494][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 182.112498][ T12] __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)) [ 182.112500][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 182.112507][ T12] ? 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) [ 182.112509][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 182.112517][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 182.112520][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 182.112521][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 182.112525][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 182.112528][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 182.112533][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 182.112537][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 182.112542][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 182.112545][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 182.112550][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 182.112554][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 182.112556][ T12] ? 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)) [ 182.112559][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 182.112561][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 182.112565][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 182.112569][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 182.112571][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 182.112577][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 182.112579][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 182.112581][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 182.112583][ T12] ? 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) [ 182.112587][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 182.112589][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 182.112591][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 182.112595][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 182.112596][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 182.112598][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 182.112600][ T12] ? kthread (kernel/kthread.c:436) [ 182.112602][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 182.112605][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 182.112610][ T12] _printk (kernel/printk/printk.c:2504) [ 182.112614][ T12] ? snapshot_read.cold (user.c:?) [ 182.112618][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 182.112622][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 182.112626][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 182.112629][ T12] ? netdev_notice (net/core/dev.c:13194) [ 182.112633][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 182.112635][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 182.112638][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 182.112640][ T12] ? 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) [ 182.112642][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 182.112646][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 182.112650][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 182.112656][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 182.112660][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 182.112663][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 182.112667][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 182.112671][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 182.112672][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 182.112675][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 182.112680][ T12] cleanup_net (net/core/net_namespace.c:706) [ 182.112683][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 182.112687][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 182.112689][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 182.112692][ T12] process_one_work (kernel/workqueue.c:3387) [ 182.112699][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 182.112702][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 182.112709][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 182.112716][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 182.112719][ T12] kthread (kernel/kthread.c:436) [ 182.112721][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 182.112724][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 182.112727][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 182.112729][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 182.112733][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 182.112736][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 182.112739][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 186.039896][ T5268] softirqs last disabled at (37980): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 186.039899][ T5268] Preemption disabled at: | [ 186.039900][ T5268] vprintk_emit (kernel/printk/printk.c:2471) | [ 186.039908][ T5268] Tainted: [W]=WARN [ 186.039909][ T5268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 186.039911][ T5268] Call Trace: [ 186.039913][ T5268] [ 186.039914][ T5268] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 186.039920][ T5268] ? vprintk_emit (kernel/printk/printk.c:2471) [ 186.039922][ T5268] __might_resched.cold (kernel/sched/core.c:9234) [ 186.039926][ T5268] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 186.039930][ T5268] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 186.039935][ T5268] __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)) [ 186.039937][ T5268] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 186.039943][ T5268] ? 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) [ 186.039946][ T5268] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 186.039950][ T5268] put_chars (drivers/char/virtio_console.c:1176) [ 186.039952][ T5268] ? __send_to_port (drivers/char/virtio_console.c:654) [ 186.039954][ T5268] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 186.039957][ T5268] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 186.039963][ T5268] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 186.039971][ T5268] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 186.039974][ T5268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.039975][ T5268] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.039980][ T5268] console_emit_next_record (kernel/printk/printk.c:3183) [ 186.039984][ T5268] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 186.039986][ T5268] ? 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)) [ 186.039989][ T5268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.039991][ T5268] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.039995][ T5268] console_flush_one_record (kernel/printk/printk.c:3268) [ 186.039999][ T5268] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 186.040001][ T5268] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 186.040006][ T5268] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 186.040009][ T5268] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 186.040011][ T5268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.040013][ T5268] ? 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) [ 186.040017][ T5268] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 186.040019][ T5268] ? vprintk_emit (kernel/printk/printk.c:2478) [ 186.040021][ T5268] vprintk_emit (kernel/printk/printk.c:2479) [ 186.040025][ T5268] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 186.040027][ T5268] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 186.040029][ T5268] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 186.040033][ T5268] _printk (kernel/printk/printk.c:2504) [ 186.040037][ T5268] ? snapshot_read.cold (user.c:?) [ 186.040041][ T5268] ? br_multicast_flood (??:?) [ 186.040044][ T5268] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 186.040045][ T5268] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 186.040046][ T5268] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 186.040051][ T5268] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 186.040055][ T5268] br_init_port (net/bridge/br_stp_if.c:39) [ 186.040058][ T5268] new_nbp (net/bridge/br_if.c:449) [ 186.040062][ T5268] br_add_if (net/bridge/br_if.c:592) [ 186.040064][ T5268] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 186.040068][ T5268] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 186.040073][ T5268] do_set_master (net/core/rtnetlink.c:3071) [ 186.040077][ T5268] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 186.040081][ T5268] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 186.040084][ T5268] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 186.040085][ T5268] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 186.040088][ T5268] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 186.040091][ T5268] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 186.040093][ T5268] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 186.040095][ T5268] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 186.040098][ T5268] ? kasan_save_stack (mm/kasan/common.c:58) [ 186.040100][ T5268] ? kasan_save_stack (mm/kasan/common.c:57) [ 186.040101][ T5268] ? kasan_save_track (mm/kasan/common.c:78) [ 186.040102][ T5268] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 186.040105][ T5268] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 186.040107][ T5268] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 186.040109][ T5268] ? ___sys_sendmsg (net/socket.c:2758) [ 186.040113][ T5268] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 186.040115][ T5268] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 186.040118][ T5268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.040120][ T5268] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.040121][ T5268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.040122][ T5268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.040124][ T5268] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 186.040126][ T5268] ? __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) [ 186.040129][ T5268] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 186.040131][ T5268] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 186.040134][ T5268] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 186.040135][ T5268] ? nla_get_range_signed (lib/nlattr.c:270) [ 186.040141][ T5268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.040143][ T5268] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 186.040148][ T5268] rtnl_newlink (net/core/rtnetlink.c:4215) [ 186.040154][ T5268] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 186.040156][ T5268] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 186.040160][ T5268] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 186.040162][ T5268] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 186.040165][ T5268] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 186.040166][ T5268] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 186.040170][ T5268] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 186.040172][ T5268] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 186.040175][ T5268] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 186.040177][ T5268] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 186.040181][ T5268] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 186.040183][ T5268] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 186.040187][ T5268] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 186.040190][ T5268] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 186.040193][ T5268] ? netlink_ack (./include/linux/skbuff.h:2718) [ 186.040200][ T5268] ? 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)) [ 186.040202][ T5268] ? 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)) [ 186.040206][ T5268] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 186.040210][ T5268] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 186.040213][ T5268] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 186.040217][ T5268] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 186.040221][ T5268] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 186.040225][ T5268] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 186.040227][ T5268] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 186.040232][ T5268] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 186.040235][ T5268] ____sys_sendmsg (net/socket.c:2713) [ 186.040237][ T5268] ? copy_msghdr_from_user (net/socket.c:2650) [ 186.040240][ T5268] ? sock_write_iter (net/socket.c:1269) [ 186.040241][ T5268] ? move_addr_to_kernel (net/socket.c:258) [ 186.040249][ T5268] ___sys_sendmsg (net/socket.c:2767) [ 186.040252][ T5268] ? copy_msghdr_from_user (net/socket.c:2619) [ 186.040269][ T5268] __sys_sendmsg (net/socket.c:2799) [ 186.040272][ T5268] ? __sys_sendmsg_sock (net/socket.c:2780) [ 186.040278][ T5268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.040286][ T5268] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 186.040289][ T5268] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 186.040293][ T5268] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 186.040295][ T5268] RIP: 0033:0x7f43deaa854e [ 186.040299][ T5268] 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 [ 186.040300][ T5268] RSP: 002b:00007fff15b925a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 186.040303][ T5268] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f43deaa854e [ 186.040305][ T5268] RDX: 0000000000000000 RSI: 00007fff15b92650 RDI: 0000000000000005 [ 186.040306][ T5268] RBP: 00007fff15b925b0 R08: 0000000000000000 R09: 0000000000000000 [ 186.040306][ T5268] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918ec4 [ 186.040307][ T5268] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff15b92d10 | [ 190.243103][ T12] softirqs last disabled at (5667898): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 190.243107][ T12] Preemption disabled at: | [ 190.243108][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 190.243116][ T12] Tainted: [W]=WARN [ 190.243117][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 190.243119][ T12] Workqueue: netns cleanup_net [ 190.243122][ T12] Call Trace: [ 190.243124][ T12] [ 190.243125][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 190.243132][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 190.243133][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 190.243138][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 190.243142][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 190.243146][ T12] __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)) [ 190.243148][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 190.243155][ T12] ? 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) [ 190.243158][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 190.243161][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 190.243164][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 190.243165][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 190.243169][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 190.243172][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 190.243177][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 190.243181][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 190.243187][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 190.243190][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.243195][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 190.243199][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 190.243201][ T12] ? 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)) [ 190.243205][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.243206][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 190.243210][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 190.243215][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 190.243217][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 190.243223][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 190.243225][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 190.243227][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.243229][ T12] ? 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) [ 190.243233][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 190.243235][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 190.243238][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 190.243241][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 190.243242][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 190.243244][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 190.243246][ T12] ? kthread (kernel/kthread.c:436) [ 190.243249][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 190.243252][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 190.243257][ T12] _printk (kernel/printk/printk.c:2504) [ 190.243261][ T12] ? snapshot_read.cold (user.c:?) [ 190.243265][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 190.243269][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 190.243273][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 190.243276][ T12] ? netdev_notice (net/core/dev.c:13194) [ 190.243281][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.243283][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 190.243286][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 190.243288][ T12] ? 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) [ 190.243290][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 190.243294][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 190.243305][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 190.243312][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 190.243315][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 190.243319][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 190.243323][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 190.243326][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 190.243328][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 190.243331][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 190.243336][ T12] cleanup_net (net/core/net_namespace.c:706) [ 190.243339][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 190.243343][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 190.243345][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.243349][ T12] process_one_work (kernel/workqueue.c:3387) [ 190.243356][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 190.243359][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 190.243367][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 190.243374][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 190.243376][ T12] kthread (kernel/kthread.c:436) [ 190.243378][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 190.243382][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 190.243385][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 190.243387][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 190.243391][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 190.243394][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 190.243397][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 194.196440][ T5482] softirqs last disabled at (31916): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 194.196443][ T5482] Preemption disabled at: | [ 194.196443][ T5482] vprintk_emit (kernel/printk/printk.c:2471) | [ 194.196452][ T5482] Tainted: [W]=WARN [ 194.196453][ T5482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 194.196455][ T5482] Call Trace: [ 194.196456][ T5482] [ 194.196458][ T5482] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 194.196464][ T5482] ? vprintk_emit (kernel/printk/printk.c:2471) [ 194.196465][ T5482] __might_resched.cold (kernel/sched/core.c:9234) [ 194.196470][ T5482] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 194.196474][ T5482] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 194.196478][ T5482] __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)) [ 194.196480][ T5482] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 194.196486][ T5482] ? 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) [ 194.196489][ T5482] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 194.196493][ T5482] put_chars (drivers/char/virtio_console.c:1176) [ 194.196495][ T5482] ? __send_to_port (drivers/char/virtio_console.c:654) [ 194.196496][ T5482] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 194.196500][ T5482] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 194.196505][ T5482] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 194.196513][ T5482] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 194.196517][ T5482] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.196519][ T5482] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.196523][ T5482] console_emit_next_record (kernel/printk/printk.c:3183) [ 194.196527][ T5482] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 194.196529][ T5482] ? 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)) [ 194.196532][ T5482] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.196534][ T5482] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.196538][ T5482] console_flush_one_record (kernel/printk/printk.c:3268) [ 194.196542][ T5482] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 194.196544][ T5482] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 194.196549][ T5482] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 194.196552][ T5482] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 194.196554][ T5482] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.196555][ T5482] ? 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) [ 194.196559][ T5482] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 194.196561][ T5482] ? vprintk_emit (kernel/printk/printk.c:2478) [ 194.196563][ T5482] vprintk_emit (kernel/printk/printk.c:2479) [ 194.196566][ T5482] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 194.196568][ T5482] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 194.196571][ T5482] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 194.196575][ T5482] _printk (kernel/printk/printk.c:2504) [ 194.196578][ T5482] ? snapshot_read.cold (user.c:?) [ 194.196582][ T5482] ? br_multicast_flood (??:?) [ 194.196585][ T5482] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 194.196586][ T5482] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 194.196587][ T5482] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 194.196592][ T5482] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 194.196596][ T5482] br_init_port (net/bridge/br_stp_if.c:39) [ 194.196598][ T5482] new_nbp (net/bridge/br_if.c:449) [ 194.196602][ T5482] br_add_if (net/bridge/br_if.c:592) [ 194.196604][ T5482] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 194.196608][ T5482] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 194.196613][ T5482] do_set_master (net/core/rtnetlink.c:3071) [ 194.196617][ T5482] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 194.196620][ T5482] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 194.196624][ T5482] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 194.196625][ T5482] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 194.196628][ T5482] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 194.196631][ T5482] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 194.196633][ T5482] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 194.196635][ T5482] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 194.196637][ T5482] ? kasan_save_stack (mm/kasan/common.c:58) [ 194.196639][ T5482] ? kasan_save_stack (mm/kasan/common.c:57) [ 194.196641][ T5482] ? kasan_save_track (mm/kasan/common.c:78) [ 194.196642][ T5482] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 194.196644][ T5482] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 194.196646][ T5482] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 194.196649][ T5482] ? ___sys_sendmsg (net/socket.c:2758) [ 194.196652][ T5482] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 194.196654][ T5482] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 194.196657][ T5482] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.196658][ T5482] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.196660][ T5482] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.196661][ T5482] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.196663][ T5482] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 194.196665][ T5482] ? __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) [ 194.196668][ T5482] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 194.196670][ T5482] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 194.196673][ T5482] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 194.196674][ T5482] ? nla_get_range_signed (lib/nlattr.c:270) [ 194.196679][ T5482] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.196681][ T5482] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 194.196686][ T5482] rtnl_newlink (net/core/rtnetlink.c:4215) [ 194.196691][ T5482] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 194.196693][ T5482] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 194.196698][ T5482] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 194.196699][ T5482] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 194.196702][ T5482] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 194.196703][ T5482] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 194.196707][ T5482] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 194.196709][ T5482] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 194.196712][ T5482] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 194.196713][ T5482] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 194.196718][ T5482] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 194.196720][ T5482] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 194.196723][ T5482] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 194.196726][ T5482] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 194.196729][ T5482] ? netlink_ack (./include/linux/skbuff.h:2718) [ 194.196735][ T5482] ? 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)) [ 194.196737][ T5482] ? 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)) [ 194.196741][ T5482] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 194.196745][ T5482] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 194.196748][ T5482] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 194.196752][ T5482] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 194.196756][ T5482] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 194.196759][ T5482] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 194.196761][ T5482] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 194.196766][ T5482] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 194.196769][ T5482] ____sys_sendmsg (net/socket.c:2713) [ 194.196771][ T5482] ? copy_msghdr_from_user (net/socket.c:2650) [ 194.196773][ T5482] ? sock_write_iter (net/socket.c:1269) [ 194.196775][ T5482] ? move_addr_to_kernel (net/socket.c:258) [ 194.196782][ T5482] ___sys_sendmsg (net/socket.c:2767) [ 194.196785][ T5482] ? copy_msghdr_from_user (net/socket.c:2619) [ 194.196800][ T5482] __sys_sendmsg (net/socket.c:2799) [ 194.196803][ T5482] ? __sys_sendmsg_sock (net/socket.c:2780) [ 194.196809][ T5482] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.196812][ T5482] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 194.196815][ T5482] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 194.196818][ T5482] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 194.196820][ T5482] RIP: 0033:0x7fd39e06254e [ 194.196824][ T5482] 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 [ 194.196825][ T5482] RSP: 002b:00007ffd8fa70790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 194.196828][ T5482] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd39e06254e [ 194.196829][ T5482] RDX: 0000000000000000 RSI: 00007ffd8fa70840 RDI: 0000000000000005 [ 194.196830][ T5482] RBP: 00007ffd8fa707a0 R08: 0000000000000000 R09: 0000000000000000 [ 194.196831][ T5482] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918ecc [ 194.196832][ T5482] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd8fa70f00 | [ 198.469876][ T12] softirqs last disabled at (5893884): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 198.469880][ T12] Preemption disabled at: | [ 198.469880][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 198.469889][ T12] Tainted: [W]=WARN [ 198.469890][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 198.469891][ T12] Workqueue: netns cleanup_net [ 198.469895][ T12] Call Trace: [ 198.469896][ T12] [ 198.469898][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 198.469904][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 198.469905][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 198.469910][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 198.469914][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 198.469918][ T12] __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)) [ 198.469920][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 198.469927][ T12] ? 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) [ 198.469930][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 198.469933][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 198.469936][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 198.469937][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 198.469941][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 198.469943][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 198.469948][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 198.469952][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 198.469958][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 198.469961][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.469966][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 198.469970][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 198.469972][ T12] ? 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)) [ 198.469975][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.469977][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 198.469981][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 198.469985][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 198.469987][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 198.469992][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 198.469995][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 198.469997][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.469999][ T12] ? 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) [ 198.470003][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 198.470004][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 198.470007][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 198.470011][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 198.470012][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 198.470014][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 198.470015][ T12] ? kthread (kernel/kthread.c:436) [ 198.470018][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 198.470021][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 198.470025][ T12] _printk (kernel/printk/printk.c:2504) [ 198.470029][ T12] ? snapshot_read.cold (user.c:?) [ 198.470034][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 198.470037][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 198.470041][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 198.470044][ T12] ? netdev_notice (net/core/dev.c:13194) [ 198.470049][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.470050][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 198.470053][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 198.470055][ T12] ? 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) [ 198.470057][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 198.470062][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 198.470065][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 198.470072][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 198.470076][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 198.470079][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 198.470083][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 198.470086][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 198.470088][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 198.470091][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 198.470096][ T12] cleanup_net (net/core/net_namespace.c:706) [ 198.470099][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 198.470103][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 198.470105][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.470108][ T12] process_one_work (kernel/workqueue.c:3387) [ 198.470114][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 198.470117][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 198.470125][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 198.470132][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 198.470134][ T12] kthread (kernel/kthread.c:436) [ 198.470136][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 198.470140][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 198.470142][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 198.470145][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 198.470148][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 198.470152][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 198.470155][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 202.326952][ T5684] softirqs last disabled at (35378): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 202.326955][ T5684] Preemption disabled at: | [ 202.326956][ T5684] vprintk_emit (kernel/printk/printk.c:2471) | [ 202.326967][ T5684] Tainted: [W]=WARN [ 202.326968][ T5684] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 202.326971][ T5684] Call Trace: [ 202.326973][ T5684] [ 202.326975][ T5684] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 202.326983][ T5684] ? vprintk_emit (kernel/printk/printk.c:2471) [ 202.326985][ T5684] __might_resched.cold (kernel/sched/core.c:9234) [ 202.326991][ T5684] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 202.326997][ T5684] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 202.327004][ T5684] __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)) [ 202.327007][ T5684] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 202.327016][ T5684] ? 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) [ 202.327020][ T5684] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 202.327026][ T5684] put_chars (drivers/char/virtio_console.c:1176) [ 202.327030][ T5684] ? __send_to_port (drivers/char/virtio_console.c:654) [ 202.327032][ T5684] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 202.327037][ T5684] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 202.327047][ T5684] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 202.327058][ T5684] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 202.327062][ T5684] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.327065][ T5684] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.327072][ T5684] console_emit_next_record (kernel/printk/printk.c:3183) [ 202.327078][ T5684] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 202.327081][ T5684] ? 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)) [ 202.327086][ T5684] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.327089][ T5684] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.327095][ T5684] console_flush_one_record (kernel/printk/printk.c:3268) [ 202.327102][ T5684] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 202.327105][ T5684] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 202.327114][ T5684] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 202.327118][ T5684] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 202.327121][ T5684] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.327124][ T5684] ? 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) [ 202.327130][ T5684] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 202.327133][ T5684] ? vprintk_emit (kernel/printk/printk.c:2478) [ 202.327138][ T5684] vprintk_emit (kernel/printk/printk.c:2479) [ 202.327143][ T5684] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 202.327146][ T5684] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 202.327150][ T5684] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 202.327156][ T5684] _printk (kernel/printk/printk.c:2504) [ 202.327161][ T5684] ? snapshot_read.cold (user.c:?) [ 202.327167][ T5684] ? br_multicast_flood (??:?) [ 202.327172][ T5684] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 202.327175][ T5684] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 202.327177][ T5684] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 202.327185][ T5684] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 202.327191][ T5684] br_init_port (net/bridge/br_stp_if.c:39) [ 202.327195][ T5684] new_nbp (net/bridge/br_if.c:449) [ 202.327202][ T5684] br_add_if (net/bridge/br_if.c:592) [ 202.327206][ T5684] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 202.327210][ T5684] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 202.327219][ T5684] do_set_master (net/core/rtnetlink.c:3071) [ 202.327225][ T5684] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 202.327231][ T5684] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 202.327236][ T5684] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 202.327238][ T5684] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 202.327242][ T5684] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 202.327246][ T5684] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 202.327249][ T5684] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 202.327252][ T5684] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 202.327256][ T5684] ? kasan_save_stack (mm/kasan/common.c:58) [ 202.327259][ T5684] ? kasan_save_stack (mm/kasan/common.c:57) [ 202.327261][ T5684] ? kasan_save_track (mm/kasan/common.c:78) [ 202.327263][ T5684] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 202.327266][ T5684] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 202.327269][ T5684] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 202.327273][ T5684] ? ___sys_sendmsg (net/socket.c:2758) [ 202.327279][ T5684] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 202.327281][ T5684] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 202.327285][ T5684] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.327288][ T5684] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.327290][ T5684] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.327292][ T5684] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.327294][ T5684] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 202.327298][ T5684] ? __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) [ 202.327302][ T5684] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 202.327305][ T5684] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 202.327311][ T5684] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 202.327313][ T5684] ? nla_get_range_signed (lib/nlattr.c:270) [ 202.327321][ T5684] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.327325][ T5684] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 202.327334][ T5684] rtnl_newlink (net/core/rtnetlink.c:4215) [ 202.327349][ T5684] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 202.327352][ T5684] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 202.327360][ T5684] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 202.327363][ T5684] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 202.327367][ T5684] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 202.327370][ T5684] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 202.327376][ T5684] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 202.327379][ T5684] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 202.327385][ T5684] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 202.327387][ T5684] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 202.327395][ T5684] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 202.327398][ T5684] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 202.327404][ T5684] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 202.327408][ T5684] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 202.327413][ T5684] ? netlink_ack (./include/linux/skbuff.h:2718) [ 202.327424][ T5684] ? 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)) [ 202.327427][ T5684] ? 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)) [ 202.327435][ T5684] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 202.327441][ T5684] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 202.327445][ T5684] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 202.327453][ T5684] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 202.327459][ T5684] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 202.327466][ T5684] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 202.327468][ T5684] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 202.327476][ T5684] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 202.327481][ T5684] ____sys_sendmsg (net/socket.c:2713) [ 202.327484][ T5684] ? copy_msghdr_from_user (net/socket.c:2650) [ 202.327488][ T5684] ? sock_write_iter (net/socket.c:1269) [ 202.327490][ T5684] ? move_addr_to_kernel (net/socket.c:258) [ 202.327503][ T5684] ___sys_sendmsg (net/socket.c:2767) [ 202.327508][ T5684] ? copy_msghdr_from_user (net/socket.c:2619) [ 202.327539][ T5684] __sys_sendmsg (net/socket.c:2799) [ 202.327544][ T5684] ? __sys_sendmsg_sock (net/socket.c:2780) [ 202.327555][ T5684] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.327560][ T5684] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 202.327564][ T5684] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 202.327568][ T5684] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 202.327571][ T5684] RIP: 0033:0x7f3bea22f54e [ 202.327576][ T5684] 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 [ 202.327578][ T5684] RSP: 002b:00007ffccdb9e940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 202.327582][ T5684] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3bea22f54e [ 202.327584][ T5684] RDX: 0000000000000000 RSI: 00007ffccdb9e9f0 RDI: 0000000000000005 [ 202.327585][ T5684] RBP: 00007ffccdb9e950 R08: 0000000000000000 R09: 0000000000000000 [ 202.327587][ T5684] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918ed4 [ 202.327588][ T5684] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffccdb9f0b0 | [ 206.676695][ T12] softirqs last disabled at (6112326): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 206.676697][ T12] Preemption disabled at: | [ 206.676698][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 206.676706][ T12] Tainted: [W]=WARN [ 206.676707][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 206.676709][ T12] Workqueue: netns cleanup_net [ 206.676712][ T12] Call Trace: [ 206.676714][ T12] [ 206.676716][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 206.676722][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 206.676724][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 206.676728][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 206.676732][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 206.676737][ T12] __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)) [ 206.676739][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 206.676745][ T12] ? 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) [ 206.676748][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 206.676752][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 206.676755][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 206.676756][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 206.676760][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 206.676763][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 206.676768][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 206.676772][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 206.676778][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 206.676781][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.676786][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 206.676790][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 206.676792][ T12] ? 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)) [ 206.676795][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.676797][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 206.676802][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 206.676806][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 206.676808][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 206.676814][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 206.676817][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 206.676819][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.676820][ T12] ? 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) [ 206.676825][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 206.676826][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 206.676829][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 206.676833][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 206.676834][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 206.676836][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 206.676838][ T12] ? kthread (kernel/kthread.c:436) [ 206.676840][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 206.676843][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 206.676848][ T12] _printk (kernel/printk/printk.c:2504) [ 206.676852][ T12] ? snapshot_read.cold (user.c:?) [ 206.676857][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 206.676861][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 206.676865][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 206.676868][ T12] ? netdev_notice (net/core/dev.c:13194) [ 206.676873][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.676875][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 206.676877][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 206.676879][ T12] ? 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) [ 206.676882][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 206.676886][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 206.676890][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 206.676893][ T12] ? __up_write (kernel/locking/rwsem.c:1415) [ 206.676895][ T12] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 206.676899][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 206.676903][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 206.676906][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 206.676910][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 206.676914][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 206.676915][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 206.676919][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 206.676924][ T12] cleanup_net (net/core/net_namespace.c:706) [ 206.676927][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 206.676931][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 206.676933][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.676937][ T12] process_one_work (kernel/workqueue.c:3387) [ 206.676944][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 206.676947][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 206.676955][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 206.676962][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 206.676965][ T12] kthread (kernel/kthread.c:436) [ 206.676966][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 206.676970][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 206.676973][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 206.676976][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 206.676979][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 206.676983][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 206.676986][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 210.646530][ T5901] softirqs last disabled at (38286): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 210.646532][ T5901] Preemption disabled at: | [ 210.646533][ T5901] vprintk_emit (kernel/printk/printk.c:2471) | [ 210.646541][ T5901] Tainted: [W]=WARN [ 210.646542][ T5901] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 210.646544][ T5901] Call Trace: [ 210.646545][ T5901] [ 210.646547][ T5901] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 210.646553][ T5901] ? vprintk_emit (kernel/printk/printk.c:2471) [ 210.646554][ T5901] __might_resched.cold (kernel/sched/core.c:9234) [ 210.646559][ T5901] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 210.646563][ T5901] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 210.646567][ T5901] __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)) [ 210.646569][ T5901] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 210.646576][ T5901] ? 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) [ 210.646578][ T5901] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 210.646582][ T5901] put_chars (drivers/char/virtio_console.c:1176) [ 210.646584][ T5901] ? __send_to_port (drivers/char/virtio_console.c:654) [ 210.646586][ T5901] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 210.646589][ T5901] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 210.646595][ T5901] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 210.646602][ T5901] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 210.646605][ T5901] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.646607][ T5901] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 210.646611][ T5901] console_emit_next_record (kernel/printk/printk.c:3183) [ 210.646616][ T5901] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 210.646617][ T5901] ? 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)) [ 210.646621][ T5901] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.646622][ T5901] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 210.646626][ T5901] console_flush_one_record (kernel/printk/printk.c:3268) [ 210.646631][ T5901] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 210.646632][ T5901] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 210.646638][ T5901] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 210.646641][ T5901] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 210.646643][ T5901] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.646644][ T5901] ? 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) [ 210.646648][ T5901] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 210.646650][ T5901] ? vprintk_emit (kernel/printk/printk.c:2478) [ 210.646653][ T5901] vprintk_emit (kernel/printk/printk.c:2479) [ 210.646656][ T5901] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 210.646658][ T5901] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 210.646661][ T5901] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 210.646664][ T5901] _printk (kernel/printk/printk.c:2504) [ 210.646668][ T5901] ? snapshot_read.cold (user.c:?) [ 210.646672][ T5901] ? br_multicast_flood (??:?) [ 210.646675][ T5901] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 210.646676][ T5901] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 210.646677][ T5901] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 210.646682][ T5901] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 210.646686][ T5901] br_init_port (net/bridge/br_stp_if.c:39) [ 210.646689][ T5901] new_nbp (net/bridge/br_if.c:449) [ 210.646692][ T5901] br_add_if (net/bridge/br_if.c:592) [ 210.646695][ T5901] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 210.646698][ T5901] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 210.646704][ T5901] do_set_master (net/core/rtnetlink.c:3071) [ 210.646708][ T5901] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 210.646711][ T5901] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 210.646714][ T5901] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 210.646716][ T5901] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 210.646719][ T5901] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 210.646722][ T5901] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 210.646724][ T5901] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 210.646726][ T5901] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 210.646728][ T5901] ? kasan_save_stack (mm/kasan/common.c:58) [ 210.646731][ T5901] ? kasan_save_stack (mm/kasan/common.c:57) [ 210.646732][ T5901] ? kasan_save_track (mm/kasan/common.c:78) [ 210.646733][ T5901] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 210.646735][ T5901] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 210.646737][ T5901] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 210.646740][ T5901] ? ___sys_sendmsg (net/socket.c:2758) [ 210.646744][ T5901] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 210.646746][ T5901] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 210.646748][ T5901] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.646750][ T5901] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 210.646752][ T5901] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.646753][ T5901] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.646754][ T5901] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 210.646757][ T5901] ? __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) [ 210.646759][ T5901] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 210.646761][ T5901] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 210.646765][ T5901] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 210.646766][ T5901] ? nla_get_range_signed (lib/nlattr.c:270) [ 210.646771][ T5901] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.646773][ T5901] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 210.646778][ T5901] rtnl_newlink (net/core/rtnetlink.c:4215) [ 210.646784][ T5901] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 210.646786][ T5901] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 210.646790][ T5901] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 210.646792][ T5901] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 210.646795][ T5901] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 210.646796][ T5901] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 210.646800][ T5901] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 210.646802][ T5901] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 210.646805][ T5901] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 210.646807][ T5901] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 210.646811][ T5901] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 210.646813][ T5901] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 210.646817][ T5901] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 210.646820][ T5901] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 210.646823][ T5901] ? netlink_ack (./include/linux/skbuff.h:2718) [ 210.646829][ T5901] ? 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)) [ 210.646831][ T5901] ? 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)) [ 210.646836][ T5901] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 210.646840][ T5901] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 210.646842][ T5901] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 210.646846][ T5901] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 210.646850][ T5901] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 210.646854][ T5901] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 210.646856][ T5901] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 210.646861][ T5901] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 210.646864][ T5901] ____sys_sendmsg (net/socket.c:2713) [ 210.646867][ T5901] ? copy_msghdr_from_user (net/socket.c:2650) [ 210.646869][ T5901] ? sock_write_iter (net/socket.c:1269) [ 210.646870][ T5901] ? move_addr_to_kernel (net/socket.c:258) [ 210.646878][ T5901] ___sys_sendmsg (net/socket.c:2767) [ 210.646881][ T5901] ? copy_msghdr_from_user (net/socket.c:2619) [ 210.646897][ T5901] __sys_sendmsg (net/socket.c:2799) [ 210.646900][ T5901] ? __sys_sendmsg_sock (net/socket.c:2780) [ 210.646907][ T5901] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.646910][ T5901] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 210.646913][ T5901] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 210.646916][ T5901] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 210.646918][ T5901] RIP: 0033:0x7fac632b654e [ 210.646922][ T5901] 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 [ 210.646923][ T5901] RSP: 002b:00007ffe0d738fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 210.646926][ T5901] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fac632b654e [ 210.646927][ T5901] RDX: 0000000000000000 RSI: 00007ffe0d739080 RDI: 0000000000000005 [ 210.646928][ T5901] RBP: 00007ffe0d738fe0 R08: 0000000000000000 R09: 0000000000000000 [ 210.646929][ T5901] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918edc [ 210.646930][ T5901] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe0d739740 | [ 214.559173][ C0] | [ 214.559173][ C0] | [ 214.559173][ C0] stack backtrace: | [ 214.559179][ C0] Tainted: [W]=WARN [ 214.559180][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 214.559181][ C0] Call Trace: [ 214.559183][ C0] [ 214.559184][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 214.559188][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 214.559191][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 214.559192][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 214.559195][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 214.559197][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 214.559199][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 214.559201][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 214.559203][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 214.559205][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.559207][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 214.559209][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 214.559211][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 214.559212][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 214.559214][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 214.559216][ C0] ? 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)) [ 214.559218][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.559219][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 214.559221][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 214.559224][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 214.559225][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 214.559228][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 214.559230][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 214.559231][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.559232][ C0] ? 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) [ 214.559234][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 214.559236][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 214.559237][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 214.559239][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 214.559241][ 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)) [ 214.559243][ C0] _printk (kernel/printk/printk.c:2504) [ 214.559244][ C0] ? snapshot_read.cold (user.c:?) [ 214.559246][ 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)) [ 214.559248][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 214.559250][ 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)) [ 214.559251][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 214.559253][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 214.559255][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 214.559257][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 214.559259][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 214.559261][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 214.559263][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 214.559265][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.559267][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 214.559268][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 214.559271][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 214.559273][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 214.559275][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 214.559278][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 214.559280][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 214.559282][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 214.559285][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.559286][ C0] handle_softirqs (kernel/softirq.c:645) [ 214.559288][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 214.559290][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 214.559292][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 214.559293][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 214.559295][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 214.559297][ C0] [ 214.559297][ C0] [ 214.559298][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 214.559299][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 214.559301][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 214.559303][ C0] Code: 48 8b 3d 94 82 68 02 e8 1f 00 00 00 48 2b 05 58 d3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 06 0e 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 82 68 02 mov 0x2688294(%rip),%rdi # 0x268829b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 d3 a0 00 sub 0xa0d358(%rip),%rax # 0xa0d36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 06 0e 00 verw 0xe0613(%rip) # 0xe063b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 214.559305][ C0] RSP: 0018:ffffffffb5007cf8 EFLAGS: 00000296 [ 214.559307][ C0] RAX: 0000000000b92cdb RBX: ffffffffb5030600 RCX: ffffffffb1706247 [ 214.559308][ C0] RDX: ffffffffb5030600 RSI: ffffffffb4911011 RDI: ffffffffb42949e0 [ 214.559309][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 214.559310][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6a00fa2 [ 214.559311][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 214.559312][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 214.559315][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 214.559316][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 214.559318][ C0] default_idle_call (kernel/sched/idle.c:122) [ 214.559319][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 214.559321][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 214.559322][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 214.559325][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.559327][ C0] do_idle (kernel/sched/idle.c:355) [ 214.559328][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 214.559330][ C0] rest_init (init/main.c:727) [ 214.559331][ C0] ? __cpuidle_text_end (??:?) [ 214.559334][ C0] ? rest_init (init/main.c:727) [ 214.559336][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 214.559339][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 214.559341][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 214.559344][ C0] start_kernel (init/main.c:1185) [ 214.559346][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 214.559347][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 214.559349][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 214.559369][ C0] softirqs last disabled at (12135645): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 214.559370][ C0] Preemption disabled at: | [ 214.559371][ C0] schedule_preempt_disabled (kernel/sched/core.c:7420) | [ 214.559376][ C0] Tainted: [W]=WARN [ 214.559376][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 214.559377][ C0] Call Trace: [ 214.559378][ C0] [ 214.559378][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 214.559380][ C0] ? schedule_preempt_disabled (kernel/sched/core.c:7420) [ 214.559382][ C0] __might_resched.cold (kernel/sched/core.c:9234) [ 214.559385][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 214.559392][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.559394][ C0] __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)) [ 214.559395][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 214.559397][ C0] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 214.559399][ C0] ? 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) [ 214.559401][ C0] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 214.559403][ C0] put_chars (drivers/char/virtio_console.c:1176) [ 214.559405][ C0] ? __send_to_port (drivers/char/virtio_console.c:654) [ 214.559407][ C0] ? mark_lock (kernel/locking/lockdep.c:4769) [ 214.559409][ C0] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 214.559413][ C0] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 214.559416][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.559417][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.559419][ C0] console_emit_next_record (kernel/printk/printk.c:3183) [ 214.559421][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 214.559423][ C0] ? 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)) [ 214.559425][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.559426][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 214.559428][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 214.559431][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 214.559433][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 214.559435][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 214.559437][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 214.559439][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.559440][ C0] ? 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) [ 214.559442][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 214.559444][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 214.559445][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 214.559446][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 214.559448][ 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)) [ 214.559450][ C0] _printk (kernel/printk/printk.c:2504) [ 214.559452][ C0] ? snapshot_read.cold (user.c:?) [ 214.559454][ 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)) [ 214.559455][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 214.559458][ 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)) [ 214.559459][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 214.559461][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 214.559463][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 214.559465][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 214.559466][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 214.559468][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 214.559469][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 214.559471][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.559473][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 214.559475][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 214.559477][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 214.559479][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 214.559481][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 214.559484][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 214.559486][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 214.559488][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 214.559489][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.559490][ C0] handle_softirqs (kernel/softirq.c:645) [ 214.559492][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 214.559494][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 214.559496][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 214.559498][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 214.559499][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 214.559501][ C0] [ 214.559501][ C0] [ 214.559502][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 214.559503][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 214.559505][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 214.559506][ C0] Code: 48 8b 3d 94 82 68 02 e8 1f 00 00 00 48 2b 05 58 d3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 06 0e 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 82 68 02 mov 0x2688294(%rip),%rdi # 0x268829b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 d3 a0 00 sub 0xa0d358(%rip),%rax # 0xa0d36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 06 0e 00 verw 0xe0613(%rip) # 0xe063b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 214.559507][ C0] RSP: 0018:ffffffffb5007cf8 EFLAGS: 00000296 [ 214.559508][ C0] RAX: 0000000000b92cdb RBX: ffffffffb5030600 RCX: ffffffffb1706247 [ 214.559509][ C0] RDX: ffffffffb5030600 RSI: ffffffffb4911011 RDI: ffffffffb42949e0 [ 214.559510][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 214.559511][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6a00fa2 [ 214.559511][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 214.559513][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 214.559518][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 214.559519][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 214.559521][ C0] default_idle_call (kernel/sched/idle.c:122) [ 214.559523][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 214.559525][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 214.559526][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 214.559528][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 214.559530][ C0] do_idle (kernel/sched/idle.c:355) [ 214.559531][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 214.559533][ C0] rest_init (init/main.c:727) [ 214.559535][ C0] ? __cpuidle_text_end (??:?) [ 214.559538][ C0] ? rest_init (init/main.c:727) [ 214.559540][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 214.559542][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 214.559543][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 214.559545][ C0] start_kernel (init/main.c:1185) [ 214.559547][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 214.559548][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 214.559550][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 217.006278][ T6103] softirqs last disabled at (0): 0x0 | [ 217.006280][ T6103] Preemption disabled at: | [ 217.006280][ T6103] vprintk_emit (kernel/printk/printk.c:2471) | [ 217.006291][ T6103] Tainted: [W]=WARN [ 217.006292][ T6103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 217.006293][ T6103] Call Trace: [ 217.006295][ T6103] [ 217.006296][ T6103] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 217.006302][ T6103] ? vprintk_emit (kernel/printk/printk.c:2471) [ 217.006303][ T6103] __might_resched.cold (kernel/sched/core.c:9234) [ 217.006307][ T6103] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 217.006309][ T6103] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 217.006313][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006316][ T6103] __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)) [ 217.006318][ T6103] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 217.006321][ T6103] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 217.006326][ T6103] ? 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) [ 217.006328][ T6103] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 217.006331][ T6103] put_chars (drivers/char/virtio_console.c:1176) [ 217.006332][ T6103] ? __send_to_port (drivers/char/virtio_console.c:654) [ 217.006334][ T6103] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 217.006337][ T6103] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 217.006341][ T6103] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 217.006343][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006344][ T6103] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 217.006347][ T6103] console_emit_next_record (kernel/printk/printk.c:3183) [ 217.006350][ T6103] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 217.006352][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006353][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006354][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006355][ T6103] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 217.006356][ T6103] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 217.006358][ T6103] console_flush_one_record (kernel/printk/printk.c:3268) [ 217.006361][ T6103] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 217.006363][ T6103] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 217.006365][ T6103] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 217.006367][ T6103] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 217.006368][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006369][ T6103] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 217.006371][ T6103] ? 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) [ 217.006372][ T6103] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 217.006373][ T6103] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 217.006375][ T6103] ? vprintk_emit (kernel/printk/printk.c:2478) [ 217.006377][ T6103] vprintk_emit (kernel/printk/printk.c:2479) [ 217.006378][ T6103] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 217.006380][ T6103] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 217.006381][ T6103] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 217.006384][ T6103] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 217.006386][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006387][ T6103] _printk (kernel/printk/printk.c:2504) [ 217.006390][ T6103] ? snapshot_read.cold (user.c:?) [ 217.006392][ T6103] ? br_multicast_flood (??:?) [ 217.006402][ T6103] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 217.006404][ T6103] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 217.006405][ T6103] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 217.006407][ T6103] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 217.006410][ T6103] br_init_port (net/bridge/br_stp_if.c:39) [ 217.006412][ T6103] new_nbp (net/bridge/br_if.c:449) [ 217.006415][ T6103] br_add_if (net/bridge/br_if.c:592) [ 217.006417][ T6103] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 217.006420][ T6103] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 217.006422][ T6103] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 217.006425][ T6103] do_set_master (net/core/rtnetlink.c:3071) [ 217.006427][ T6103] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 217.006428][ T6103] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 217.006430][ T6103] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 217.006431][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006432][ T6103] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 217.006436][ T6103] ? kasan_save_stack (mm/kasan/common.c:58) [ 217.006438][ T6103] ? kasan_save_stack (mm/kasan/common.c:57) [ 217.006439][ T6103] ? kasan_save_track (mm/kasan/common.c:78) [ 217.006440][ T6103] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 217.006441][ T6103] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 217.006442][ T6103] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 217.006443][ T6103] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 217.006444][ T6103] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 217.006447][ T6103] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 217.006448][ T6103] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 217.006450][ T6103] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 217.006453][ T6103] ? ____sys_sendmsg (net/socket.c:2713) [ 217.006454][ T6103] ? ___sys_sendmsg (net/socket.c:2767) [ 217.006455][ T6103] ? __sys_sendmsg (net/socket.c:2799) [ 217.006457][ T6103] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 217.006460][ T6103] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 217.006463][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006464][ T6103] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 217.006465][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006466][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006467][ T6103] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 217.006469][ T6103] ? __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) [ 217.006470][ T6103] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 217.006472][ T6103] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 217.006473][ T6103] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 217.006474][ T6103] ? nla_get_range_signed (lib/nlattr.c:270) [ 217.006477][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006479][ T6103] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 217.006481][ T6103] rtnl_newlink (net/core/rtnetlink.c:4215) [ 217.006483][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006484][ T6103] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 217.006485][ T6103] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 217.006486][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006488][ T6103] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 217.006489][ T6103] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 217.006490][ T6103] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 217.006492][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006493][ T6103] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 217.006496][ T6103] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 217.006498][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006499][ T6103] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 217.006501][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006502][ T6103] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 217.006503][ T6103] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 217.006505][ T6103] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 217.006506][ T6103] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 217.006508][ T6103] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 217.006510][ T6103] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 217.006511][ T6103] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 217.006513][ T6103] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 217.006516][ T6103] ? netlink_ack (./include/linux/skbuff.h:2718) [ 217.006518][ T6103] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 217.006521][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006522][ T6103] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 217.006524][ T6103] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 217.006526][ T6103] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 217.006528][ T6103] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 217.006530][ T6103] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 217.006532][ T6103] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 217.006533][ T6103] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 217.006535][ T6103] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 217.006536][ T6103] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 217.006540][ T6103] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 217.006542][ T6103] ____sys_sendmsg (net/socket.c:2713) [ 217.006544][ T6103] ? copy_msghdr_from_user (net/socket.c:2650) [ 217.006545][ T6103] ? sock_write_iter (net/socket.c:1269) [ 217.006547][ T6103] ? move_addr_to_kernel (net/socket.c:258) [ 217.006548][ T6103] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 217.006551][ T6103] ___sys_sendmsg (net/socket.c:2767) [ 217.006552][ T6103] ? copy_msghdr_from_user (net/socket.c:2619) [ 217.006557][ T6103] __sys_sendmsg (net/socket.c:2799) [ 217.006559][ T6103] ? __sys_sendmsg_sock (net/socket.c:2780) [ 217.006562][ T6103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 217.006563][ T6103] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 217.006565][ T6103] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 217.006567][ T6103] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 217.006568][ T6103] RIP: 0033:0x7f37c392d54e [ 217.006570][ T6103] 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 [ 217.006572][ T6103] RSP: 002b:00007ffe8aef3130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 217.006576][ T6103] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f37c392d54e [ 217.006577][ T6103] RDX: 0000000000000000 RSI: 00007ffe8aef31e0 RDI: 0000000000000005 [ 217.006578][ T6103] RBP: 00007ffe8aef3140 R08: 0000000000000000 R09: 0000000000000000 [ 217.006579][ T6103] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918ee3 [ 217.006580][ T6103] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe8aef38a0 | [ 220.477449][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 220.477452][ T12] Preemption disabled at: | [ 220.477453][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 220.477466][ T12] Tainted: [W]=WARN [ 220.477467][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 220.477470][ T12] Workqueue: netns cleanup_net [ 220.477476][ T12] Call Trace: [ 220.477478][ T12] [ 220.477481][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 220.477488][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 220.477490][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 220.477494][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 220.477497][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 220.477501][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.477504][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 220.477508][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 220.477512][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 220.477521][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 220.477524][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 220.477527][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 220.477530][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 220.477532][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 220.477536][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 220.477542][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 220.477545][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 220.477548][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 220.477550][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.477552][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.477555][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 220.477559][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 220.477562][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.477563][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.477565][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.477567][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 220.477570][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 220.477573][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 220.477576][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 220.477580][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 220.477583][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 220.477586][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 220.477588][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.477590][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 220.477592][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 220.477594][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 220.477597][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 220.477599][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 220.477602][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 220.477604][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 220.477606][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 220.477608][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 220.477612][ T12] ? kthread (kernel/kthread.c:436) [ 220.477614][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 220.477618][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 220.477621][ T12] _printk (kernel/printk/printk.c:2504) [ 220.477625][ T12] ? snapshot_read.cold (user.c:?) [ 220.477629][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 220.477633][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 220.477636][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 220.477639][ T12] ? netdev_notice (net/core/dev.c:13194) [ 220.477642][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.477644][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 220.477646][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 220.477650][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 220.477652][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 220.477654][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 220.477657][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 220.477661][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 220.477665][ T12] ? __up_write (kernel/locking/rwsem.c:1415) [ 220.477667][ T12] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 220.477668][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 220.477671][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 220.477675][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 220.477678][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 220.477681][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 220.477684][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 220.477688][ T12] cleanup_net (net/core/net_namespace.c:706) [ 220.477690][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 220.477693][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 220.477696][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.477698][ T12] process_one_work (kernel/workqueue.c:3387) [ 220.477703][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 220.477705][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 220.477708][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 220.477712][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 220.477716][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 220.477719][ T12] kthread (kernel/kthread.c:436) [ 220.477721][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 220.477724][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 220.477727][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 220.477729][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 220.477732][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 220.477736][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 220.477738][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 222.941302][ T6317] softirqs last disabled at (0): 0x0 | [ 222.941303][ T6317] Preemption disabled at: | [ 222.941304][ T6317] vprintk_emit (kernel/printk/printk.c:2471) | [ 222.941314][ T6317] Tainted: [W]=WARN [ 222.941315][ T6317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 222.941316][ T6317] Call Trace: [ 222.941318][ T6317] [ 222.941319][ T6317] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 222.941324][ T6317] ? vprintk_emit (kernel/printk/printk.c:2471) [ 222.941325][ T6317] __might_resched.cold (kernel/sched/core.c:9234) [ 222.941329][ T6317] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 222.941332][ T6317] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 222.941336][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941338][ T6317] __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)) [ 222.941340][ T6317] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 222.941343][ T6317] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 222.941348][ T6317] ? 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) [ 222.941350][ T6317] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 222.941352][ T6317] put_chars (drivers/char/virtio_console.c:1176) [ 222.941354][ T6317] ? __send_to_port (drivers/char/virtio_console.c:654) [ 222.941356][ T6317] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 222.941358][ T6317] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 222.941363][ T6317] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 222.941364][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941366][ T6317] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.941368][ T6317] console_emit_next_record (kernel/printk/printk.c:3183) [ 222.941371][ T6317] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 222.941373][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941374][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941375][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941376][ T6317] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.941378][ T6317] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 222.941379][ T6317] console_flush_one_record (kernel/printk/printk.c:3268) [ 222.941382][ T6317] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 222.941384][ T6317] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 222.941386][ T6317] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.941388][ T6317] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 222.941389][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941390][ T6317] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 222.941392][ T6317] ? 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) [ 222.941393][ T6317] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 222.941395][ T6317] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 222.941397][ T6317] ? vprintk_emit (kernel/printk/printk.c:2478) [ 222.941398][ T6317] vprintk_emit (kernel/printk/printk.c:2479) [ 222.941400][ T6317] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 222.941401][ T6317] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 222.941402][ T6317] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 222.941405][ T6317] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.941407][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941408][ T6317] _printk (kernel/printk/printk.c:2504) [ 222.941411][ T6317] ? snapshot_read.cold (user.c:?) [ 222.941413][ T6317] ? br_multicast_flood (??:?) [ 222.941423][ T6317] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 222.941426][ T6317] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 222.941427][ T6317] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 222.941429][ T6317] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 222.941432][ T6317] br_init_port (net/bridge/br_stp_if.c:39) [ 222.941433][ T6317] new_nbp (net/bridge/br_if.c:449) [ 222.941436][ T6317] br_add_if (net/bridge/br_if.c:592) [ 222.941437][ T6317] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 222.941440][ T6317] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 222.941442][ T6317] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 222.941445][ T6317] do_set_master (net/core/rtnetlink.c:3071) [ 222.941447][ T6317] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 222.941449][ T6317] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 222.941450][ T6317] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 222.941451][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941452][ T6317] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 222.941456][ T6317] ? kasan_save_stack (mm/kasan/common.c:58) [ 222.941458][ T6317] ? kasan_save_stack (mm/kasan/common.c:57) [ 222.941459][ T6317] ? kasan_save_track (mm/kasan/common.c:78) [ 222.941460][ T6317] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 222.941461][ T6317] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 222.941462][ T6317] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 222.941463][ T6317] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 222.941464][ T6317] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 222.941467][ T6317] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 222.941468][ T6317] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 222.941470][ T6317] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 222.941473][ T6317] ? ____sys_sendmsg (net/socket.c:2713) [ 222.941474][ T6317] ? ___sys_sendmsg (net/socket.c:2767) [ 222.941476][ T6317] ? __sys_sendmsg (net/socket.c:2799) [ 222.941477][ T6317] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 222.941481][ T6317] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 222.941483][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941484][ T6317] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.941486][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941487][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941488][ T6317] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 222.941489][ T6317] ? __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) [ 222.941491][ T6317] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 222.941492][ T6317] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 222.941494][ T6317] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 222.941495][ T6317] ? nla_get_range_signed (lib/nlattr.c:270) [ 222.941498][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941499][ T6317] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 222.941501][ T6317] rtnl_newlink (net/core/rtnetlink.c:4215) [ 222.941503][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941504][ T6317] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 222.941505][ T6317] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.941507][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941508][ T6317] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 222.941510][ T6317] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 222.941511][ T6317] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 222.941512][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941513][ T6317] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 222.941518][ T6317] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 222.941521][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941522][ T6317] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.941523][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941524][ T6317] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 222.941526][ T6317] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 222.941527][ T6317] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 222.941528][ T6317] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 222.941530][ T6317] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 222.941532][ T6317] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 222.941534][ T6317] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 222.941535][ T6317] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 222.941537][ T6317] ? netlink_ack (./include/linux/skbuff.h:2718) [ 222.941538][ T6317] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 222.941541][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941542][ T6317] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 222.941544][ T6317] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 222.941546][ T6317] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 222.941548][ T6317] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 222.941550][ T6317] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 222.941552][ T6317] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 222.941553][ T6317] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 222.941555][ T6317] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.941557][ T6317] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 222.941560][ T6317] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 222.941562][ T6317] ____sys_sendmsg (net/socket.c:2713) [ 222.941563][ T6317] ? copy_msghdr_from_user (net/socket.c:2650) [ 222.941565][ T6317] ? sock_write_iter (net/socket.c:1269) [ 222.941566][ T6317] ? move_addr_to_kernel (net/socket.c:258) [ 222.941568][ T6317] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 222.941570][ T6317] ___sys_sendmsg (net/socket.c:2767) [ 222.941572][ T6317] ? copy_msghdr_from_user (net/socket.c:2619) [ 222.941577][ T6317] __sys_sendmsg (net/socket.c:2799) [ 222.941579][ T6317] ? __sys_sendmsg_sock (net/socket.c:2780) [ 222.941582][ T6317] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.941583][ T6317] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 222.941585][ T6317] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 222.941587][ T6317] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 222.941588][ T6317] RIP: 0033:0x7f4c6de8554e [ 222.941590][ T6317] 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 [ 222.941592][ T6317] RSP: 002b:00007ffdadafb480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 222.941596][ T6317] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4c6de8554e [ 222.941597][ T6317] RDX: 0000000000000000 RSI: 00007ffdadafb530 RDI: 0000000000000005 [ 222.941598][ T6317] RBP: 00007ffdadafb490 R08: 0000000000000000 R09: 0000000000000000 [ 222.941599][ T6317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918ee9 [ 222.941600][ T6317] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdadafbbf0 | [ 226.396665][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 226.396667][ T12] Preemption disabled at: | [ 226.396668][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 226.396679][ T12] Tainted: [W]=WARN [ 226.396680][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 226.396682][ T12] Workqueue: netns cleanup_net [ 226.396687][ T12] Call Trace: [ 226.396689][ T12] [ 226.396690][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 226.396696][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 226.396698][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 226.396701][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 226.396703][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 226.396707][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.396709][ T12] __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)) [ 226.396712][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 226.396715][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 226.396720][ T12] ? 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) [ 226.396722][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 226.396724][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 226.396726][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 226.396727][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 226.396730][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 226.396735][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 226.396736][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 226.396739][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 226.396741][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.396741][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.396743][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 226.396746][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 226.396748][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.396749][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.396750][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.396751][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.396754][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 226.396755][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 226.396758][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 226.396761][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 226.396762][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.396764][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 226.396766][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.396767][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 226.396768][ T12] ? 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) [ 226.396770][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 226.396771][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 226.396773][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 226.396775][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 226.396776][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 226.396777][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 226.396779][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 226.396782][ T12] ? kthread (kernel/kthread.c:436) [ 226.396784][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 226.396787][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 226.396789][ T12] _printk (kernel/printk/printk.c:2504) [ 226.396792][ T12] ? snapshot_read.cold (user.c:?) [ 226.396795][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 226.396798][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 226.396800][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 226.396802][ T12] ? netdev_notice (net/core/dev.c:13194) [ 226.396804][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.396805][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 226.396807][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 226.396810][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 226.396811][ T12] ? 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) [ 226.396813][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 226.396815][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 226.396817][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 226.396821][ T12] ? __up_write (kernel/locking/rwsem.c:1415) [ 226.396822][ T12] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 226.396823][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 226.396825][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 226.396827][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 226.396829][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 226.396832][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 226.396833][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 226.396836][ T12] cleanup_net (net/core/net_namespace.c:706) [ 226.396838][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 226.396840][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.396842][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.396843][ T12] process_one_work (kernel/workqueue.c:3387) [ 226.396846][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 226.396848][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 226.396850][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 226.396853][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 226.396856][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 226.396857][ T12] kthread (kernel/kthread.c:436) [ 226.396859][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 226.396861][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 226.396863][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 226.396864][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 226.396866][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 226.396869][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 226.396871][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 228.693890][ T6519] softirqs last disabled at (0): 0x0 | [ 228.693892][ T6519] Preemption disabled at: | [ 228.693893][ T6519] vprintk_emit (kernel/printk/printk.c:2471) | [ 228.693903][ T6519] Tainted: [W]=WARN [ 228.693904][ T6519] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 228.693906][ T6519] Call Trace: [ 228.693907][ T6519] [ 228.693908][ T6519] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 228.693914][ T6519] ? vprintk_emit (kernel/printk/printk.c:2471) [ 228.693915][ T6519] __might_resched.cold (kernel/sched/core.c:9234) [ 228.693919][ T6519] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 228.693922][ T6519] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 228.693926][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.693928][ T6519] __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)) [ 228.693931][ T6519] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 228.693934][ T6519] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 228.693939][ T6519] ? 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) [ 228.693941][ T6519] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 228.693944][ T6519] put_chars (drivers/char/virtio_console.c:1176) [ 228.693945][ T6519] ? __send_to_port (drivers/char/virtio_console.c:654) [ 228.693947][ T6519] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 228.693950][ T6519] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 228.693955][ T6519] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 228.693956][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.693958][ T6519] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 228.693960][ T6519] console_emit_next_record (kernel/printk/printk.c:3183) [ 228.693963][ T6519] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 228.693965][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.693966][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.693967][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.693968][ T6519] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 228.693970][ T6519] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 228.693972][ T6519] console_flush_one_record (kernel/printk/printk.c:3268) [ 228.693974][ T6519] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 228.693977][ T6519] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 228.693979][ T6519] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 228.693980][ T6519] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 228.693982][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.693983][ T6519] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 228.693984][ T6519] ? 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) [ 228.693986][ T6519] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 228.693988][ T6519] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 228.693989][ T6519] ? vprintk_emit (kernel/printk/printk.c:2478) [ 228.693991][ T6519] vprintk_emit (kernel/printk/printk.c:2479) [ 228.693993][ T6519] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 228.693994][ T6519] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 228.693996][ T6519] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 228.693998][ T6519] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 228.694000][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.694001][ T6519] _printk (kernel/printk/printk.c:2504) [ 228.694004][ T6519] ? snapshot_read.cold (user.c:?) [ 228.694007][ T6519] ? br_multicast_flood (??:?) [ 228.694010][ T6519] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 228.694013][ T6519] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 228.694014][ T6519] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 228.694016][ T6519] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 228.694019][ T6519] br_init_port (net/bridge/br_stp_if.c:39) [ 228.694020][ T6519] new_nbp (net/bridge/br_if.c:449) [ 228.694023][ T6519] br_add_if (net/bridge/br_if.c:592) [ 228.694024][ T6519] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 228.694027][ T6519] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 228.694028][ T6519] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 228.694031][ T6519] do_set_master (net/core/rtnetlink.c:3071) [ 228.694034][ T6519] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 228.694035][ T6519] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 228.694037][ T6519] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 228.694038][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.694039][ T6519] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 228.694043][ T6519] ? kasan_save_stack (mm/kasan/common.c:58) [ 228.694045][ T6519] ? kasan_save_stack (mm/kasan/common.c:57) [ 228.694046][ T6519] ? kasan_save_track (mm/kasan/common.c:78) [ 228.694047][ T6519] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 228.694048][ T6519] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 228.694049][ T6519] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 228.694050][ T6519] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 228.694051][ T6519] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 228.694054][ T6519] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 228.694056][ T6519] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 228.694057][ T6519] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 228.694060][ T6519] ? ____sys_sendmsg (net/socket.c:2713) [ 228.694062][ T6519] ? ___sys_sendmsg (net/socket.c:2767) [ 228.694063][ T6519] ? __sys_sendmsg (net/socket.c:2799) [ 228.694065][ T6519] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 228.694068][ T6519] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 228.694071][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.694072][ T6519] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 228.694073][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.694074][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.694075][ T6519] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 228.694077][ T6519] ? __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) [ 228.694079][ T6519] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 228.694080][ T6519] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 228.694081][ T6519] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 228.694082][ T6519] ? nla_get_range_signed (lib/nlattr.c:270) [ 228.694086][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.694087][ T6519] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 228.694089][ T6519] rtnl_newlink (net/core/rtnetlink.c:4215) [ 228.694091][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.694092][ T6519] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 228.694094][ T6519] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 228.694095][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.694097][ T6519] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 228.694098][ T6519] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 228.694099][ T6519] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 228.694101][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.694102][ T6519] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 228.694105][ T6519] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 228.694107][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.694108][ T6519] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 228.694110][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.694111][ T6519] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 228.694112][ T6519] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 228.694114][ T6519] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 228.694115][ T6519] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 228.694117][ T6519] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 228.694119][ T6519] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 228.694121][ T6519] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 228.694122][ T6519] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 228.694124][ T6519] ? netlink_ack (./include/linux/skbuff.h:2718) [ 228.694125][ T6519] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 228.694128][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.694129][ T6519] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 228.694131][ T6519] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 228.694133][ T6519] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 228.694135][ T6519] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 228.694137][ T6519] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 228.694139][ T6519] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 228.694141][ T6519] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 228.694143][ T6519] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 228.694144][ T6519] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 228.694147][ T6519] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 228.694149][ T6519] ____sys_sendmsg (net/socket.c:2713) [ 228.694151][ T6519] ? copy_msghdr_from_user (net/socket.c:2650) [ 228.694153][ T6519] ? sock_write_iter (net/socket.c:1269) [ 228.694154][ T6519] ? move_addr_to_kernel (net/socket.c:258) [ 228.694156][ T6519] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 228.694158][ T6519] ___sys_sendmsg (net/socket.c:2767) [ 228.694160][ T6519] ? copy_msghdr_from_user (net/socket.c:2619) [ 228.694165][ T6519] __sys_sendmsg (net/socket.c:2799) [ 228.694167][ T6519] ? __sys_sendmsg_sock (net/socket.c:2780) [ 228.694170][ T6519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.694171][ T6519] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 228.694173][ T6519] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 228.694175][ T6519] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 228.694177][ T6519] RIP: 0033:0x7fdf0d56a54e [ 228.694179][ T6519] 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 [ 228.694181][ T6519] RSP: 002b:00007fff648a18d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 228.694184][ T6519] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdf0d56a54e [ 228.694186][ T6519] RDX: 0000000000000000 RSI: 00007fff648a1980 RDI: 0000000000000005 [ 228.694187][ T6519] RBP: 00007fff648a18e0 R08: 0000000000000000 R09: 0000000000000000 [ 228.694187][ T6519] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918eee [ 228.694188][ T6519] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff648a2040 | [ 232.103172][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 232.103174][ T12] Preemption disabled at: | [ 232.103175][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 232.103185][ T12] Tainted: [W]=WARN [ 232.103186][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 232.103188][ T12] Workqueue: netns cleanup_net [ 232.103193][ T12] Call Trace: [ 232.103195][ T12] [ 232.103196][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 232.103202][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 232.103203][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 232.103207][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 232.103209][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 232.103212][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.103215][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 232.103218][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 232.103220][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 232.103225][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 232.103227][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 232.103229][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 232.103231][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 232.103232][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 232.103235][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 232.103240][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 232.103242][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 232.103244][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 232.103246][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.103247][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.103248][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 232.103251][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 232.103253][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.103254][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.103255][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.103256][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.103259][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 232.103260][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 232.103263][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 232.103265][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 232.103267][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.103269][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 232.103270][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.103271][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 232.103273][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 232.103274][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 232.103276][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 232.103278][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 232.103279][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 232.103281][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 232.103282][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 232.103283][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 232.103287][ T12] ? kthread (kernel/kthread.c:436) [ 232.103289][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 232.103291][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 232.103294][ T12] _printk (kernel/printk/printk.c:2504) [ 232.103297][ T12] ? snapshot_read.cold (user.c:?) [ 232.103299][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 232.103303][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 232.103305][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 232.103307][ T12] ? netdev_notice (net/core/dev.c:13194) [ 232.103309][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.103310][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 232.103312][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 232.103315][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 232.103316][ T12] ? 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) [ 232.103317][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 232.103320][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 232.103322][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 232.103325][ T12] ? __up_write (kernel/locking/rwsem.c:1415) [ 232.103326][ T12] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 232.103327][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 232.103329][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 232.103331][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 232.103334][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 232.103336][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 232.103338][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 232.103340][ T12] cleanup_net (net/core/net_namespace.c:706) [ 232.103342][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 232.103344][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.103346][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.103347][ T12] process_one_work (kernel/workqueue.c:3387) [ 232.103350][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 232.103352][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 232.103354][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 232.103356][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 232.103359][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 232.103361][ T12] kthread (kernel/kthread.c:436) [ 232.103363][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 232.103364][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 232.103366][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 232.103368][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 232.103370][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 232.103372][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 232.103374][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 234.546577][ T6733] softirqs last disabled at (0): 0x0 | [ 234.546579][ T6733] Preemption disabled at: | [ 234.546580][ T6733] vprintk_emit (kernel/printk/printk.c:2471) | [ 234.546589][ T6733] Tainted: [W]=WARN [ 234.546590][ T6733] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 234.546592][ T6733] Call Trace: [ 234.546594][ T6733] [ 234.546595][ T6733] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 234.546600][ T6733] ? vprintk_emit (kernel/printk/printk.c:2471) [ 234.546602][ T6733] __might_resched.cold (kernel/sched/core.c:9234) [ 234.546605][ T6733] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 234.546608][ T6733] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 234.546612][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546614][ T6733] __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)) [ 234.546616][ T6733] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 234.546619][ T6733] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 234.546624][ T6733] ? 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) [ 234.546626][ T6733] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 234.546628][ T6733] put_chars (drivers/char/virtio_console.c:1176) [ 234.546630][ T6733] ? __send_to_port (drivers/char/virtio_console.c:654) [ 234.546631][ T6733] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 234.546634][ T6733] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 234.546639][ T6733] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 234.546640][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546641][ T6733] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 234.546644][ T6733] console_emit_next_record (kernel/printk/printk.c:3183) [ 234.546646][ T6733] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 234.546648][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546649][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546650][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546651][ T6733] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 234.546653][ T6733] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 234.546655][ T6733] console_flush_one_record (kernel/printk/printk.c:3268) [ 234.546657][ T6733] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 234.546660][ T6733] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 234.546661][ T6733] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 234.546663][ T6733] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 234.546664][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546665][ T6733] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 234.546667][ T6733] ? 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) [ 234.546668][ T6733] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 234.546669][ T6733] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 234.546672][ T6733] ? vprintk_emit (kernel/printk/printk.c:2478) [ 234.546673][ T6733] vprintk_emit (kernel/printk/printk.c:2479) [ 234.546674][ T6733] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 234.546676][ T6733] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 234.546677][ T6733] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 234.546680][ T6733] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 234.546681][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546683][ T6733] _printk (kernel/printk/printk.c:2504) [ 234.546685][ T6733] ? snapshot_read.cold (user.c:?) [ 234.546687][ T6733] ? br_multicast_flood (??:?) [ 234.546690][ T6733] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 234.546693][ T6733] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 234.546694][ T6733] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 234.546696][ T6733] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 234.546698][ T6733] br_init_port (net/bridge/br_stp_if.c:39) [ 234.546700][ T6733] new_nbp (net/bridge/br_if.c:449) [ 234.546702][ T6733] br_add_if (net/bridge/br_if.c:592) [ 234.546704][ T6733] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 234.546706][ T6733] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 234.546708][ T6733] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 234.546711][ T6733] do_set_master (net/core/rtnetlink.c:3071) [ 234.546713][ T6733] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 234.546714][ T6733] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 234.546716][ T6733] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 234.546717][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546718][ T6733] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 234.546721][ T6733] ? kasan_save_stack (mm/kasan/common.c:58) [ 234.546723][ T6733] ? kasan_save_stack (mm/kasan/common.c:57) [ 234.546724][ T6733] ? kasan_save_track (mm/kasan/common.c:78) [ 234.546725][ T6733] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 234.546726][ T6733] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 234.546727][ T6733] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 234.546728][ T6733] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 234.546729][ T6733] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 234.546732][ T6733] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 234.546733][ T6733] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 234.546735][ T6733] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 234.546737][ T6733] ? ____sys_sendmsg (net/socket.c:2713) [ 234.546739][ T6733] ? ___sys_sendmsg (net/socket.c:2767) [ 234.546740][ T6733] ? __sys_sendmsg (net/socket.c:2799) [ 234.546742][ T6733] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 234.546745][ T6733] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 234.546747][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546748][ T6733] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 234.546750][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546751][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546752][ T6733] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 234.546753][ T6733] ? __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) [ 234.546755][ T6733] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 234.546756][ T6733] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 234.546758][ T6733] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 234.546759][ T6733] ? nla_get_range_signed (lib/nlattr.c:270) [ 234.546762][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546763][ T6733] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 234.546765][ T6733] rtnl_newlink (net/core/rtnetlink.c:4215) [ 234.546767][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546768][ T6733] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 234.546769][ T6733] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 234.546771][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546772][ T6733] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 234.546773][ T6733] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 234.546774][ T6733] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 234.546776][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546777][ T6733] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 234.546780][ T6733] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 234.546782][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546783][ T6733] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 234.546784][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546785][ T6733] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 234.546787][ T6733] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 234.546788][ T6733] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 234.546789][ T6733] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 234.546791][ T6733] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 234.546793][ T6733] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 234.546795][ T6733] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 234.546796][ T6733] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 234.546797][ T6733] ? netlink_ack (./include/linux/skbuff.h:2718) [ 234.546799][ T6733] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 234.546802][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546803][ T6733] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 234.546805][ T6733] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 234.546807][ T6733] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 234.546808][ T6733] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 234.546810][ T6733] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 234.546812][ T6733] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 234.546813][ T6733] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 234.546815][ T6733] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 234.546816][ T6733] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 234.546820][ T6733] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 234.546821][ T6733] ____sys_sendmsg (net/socket.c:2713) [ 234.546823][ T6733] ? copy_msghdr_from_user (net/socket.c:2650) [ 234.546824][ T6733] ? sock_write_iter (net/socket.c:1269) [ 234.546826][ T6733] ? move_addr_to_kernel (net/socket.c:258) [ 234.546827][ T6733] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 234.546830][ T6733] ___sys_sendmsg (net/socket.c:2767) [ 234.546831][ T6733] ? copy_msghdr_from_user (net/socket.c:2619) [ 234.546836][ T6733] __sys_sendmsg (net/socket.c:2799) [ 234.546838][ T6733] ? __sys_sendmsg_sock (net/socket.c:2780) [ 234.546841][ T6733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 234.546842][ T6733] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 234.546844][ T6733] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 234.546846][ T6733] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 234.546847][ T6733] RIP: 0033:0x7f680d07154e [ 234.546849][ T6733] 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 [ 234.546850][ T6733] RSP: 002b:00007ffe44cfd3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 234.546854][ T6733] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f680d07154e [ 234.546856][ T6733] RDX: 0000000000000000 RSI: 00007ffe44cfd460 RDI: 0000000000000005 [ 234.546857][ T6733] RBP: 00007ffe44cfd3c0 R08: 0000000000000000 R09: 0000000000000000 [ 234.546857][ T6733] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918ef4 [ 234.546858][ T6733] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe44cfdb20 | [ 237.917469][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 237.917476][ T12] Preemption disabled at: | [ 237.917477][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 237.917487][ T12] Tainted: [W]=WARN [ 237.917488][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 237.917490][ T12] Workqueue: netns cleanup_net [ 237.917496][ T12] Call Trace: [ 237.917498][ T12] [ 237.917499][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 237.917505][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 237.917506][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 237.917509][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 237.917511][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 237.917517][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 237.917520][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 237.917523][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 237.917526][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 237.917531][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 237.917533][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 237.917535][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 237.917537][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 237.917538][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 237.917541][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 237.917546][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 237.917548][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 237.917550][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 237.917552][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 237.917553][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 237.917554][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 237.917557][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 237.917559][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 237.917560][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 237.917561][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 237.917562][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 237.917564][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 237.917566][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 237.917568][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 237.917571][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 237.917573][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 237.917574][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 237.917576][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 237.917577][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 237.917578][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 237.917580][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 237.917581][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 237.917583][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 237.917585][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 237.917586][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 237.917587][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 237.917589][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 237.917592][ T12] ? kthread (kernel/kthread.c:436) [ 237.917594][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 237.917597][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 237.917600][ T12] _printk (kernel/printk/printk.c:2504) [ 237.917603][ T12] ? snapshot_read.cold (user.c:?) [ 237.917605][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 237.917608][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 237.917610][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 237.917612][ T12] ? netdev_notice (net/core/dev.c:13194) [ 237.917615][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 237.917616][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 237.917617][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 237.917620][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 237.917622][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 237.917623][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 237.917625][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 237.917628][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 237.917631][ T12] ? __up_write (kernel/locking/rwsem.c:1415) [ 237.917632][ T12] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 237.917633][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 237.917635][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 237.917637][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 237.917639][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 237.917642][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 237.917643][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 237.917646][ T12] cleanup_net (net/core/net_namespace.c:706) [ 237.917648][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 237.917650][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 237.917651][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 237.917653][ T12] process_one_work (kernel/workqueue.c:3387) [ 237.917656][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 237.917658][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 237.917660][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 237.917662][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 237.917665][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 237.917667][ T12] kthread (kernel/kthread.c:436) [ 237.917668][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 237.917670][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 237.917672][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 237.917674][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 237.917676][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 237.917678][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 237.917680][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 240.117181][ T6935] softirqs last disabled at (0): 0x0 | [ 240.117183][ T6935] Preemption disabled at: | [ 240.117183][ T6935] vprintk_emit (kernel/printk/printk.c:2471) | [ 240.117194][ T6935] Tainted: [W]=WARN [ 240.117195][ T6935] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 240.117196][ T6935] Call Trace: [ 240.117198][ T6935] [ 240.117199][ T6935] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 240.117204][ T6935] ? vprintk_emit (kernel/printk/printk.c:2471) [ 240.117206][ T6935] __might_resched.cold (kernel/sched/core.c:9234) [ 240.117210][ T6935] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 240.117213][ T6935] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 240.117216][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117219][ T6935] __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)) [ 240.117222][ T6935] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 240.117225][ T6935] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 240.117230][ T6935] ? 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) [ 240.117231][ T6935] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 240.117234][ T6935] put_chars (drivers/char/virtio_console.c:1176) [ 240.117236][ T6935] ? __send_to_port (drivers/char/virtio_console.c:654) [ 240.117237][ T6935] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 240.117240][ T6935] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 240.117244][ T6935] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 240.117246][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117247][ T6935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.117250][ T6935] console_emit_next_record (kernel/printk/printk.c:3183) [ 240.117253][ T6935] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 240.117255][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117256][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117257][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117258][ T6935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.117260][ T6935] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 240.117261][ T6935] console_flush_one_record (kernel/printk/printk.c:3268) [ 240.117264][ T6935] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 240.117266][ T6935] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 240.117268][ T6935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.117270][ T6935] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 240.117272][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117273][ T6935] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 240.117274][ T6935] ? 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) [ 240.117276][ T6935] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 240.117277][ T6935] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 240.117279][ T6935] ? vprintk_emit (kernel/printk/printk.c:2478) [ 240.117281][ T6935] vprintk_emit (kernel/printk/printk.c:2479) [ 240.117282][ T6935] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 240.117283][ T6935] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 240.117285][ T6935] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 240.117288][ T6935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.117290][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117291][ T6935] _printk (kernel/printk/printk.c:2504) [ 240.117294][ T6935] ? snapshot_read.cold (user.c:?) [ 240.117296][ T6935] ? br_multicast_flood (??:?) [ 240.117300][ T6935] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 240.117303][ T6935] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 240.117304][ T6935] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 240.117306][ T6935] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 240.117308][ T6935] br_init_port (net/bridge/br_stp_if.c:39) [ 240.117310][ T6935] new_nbp (net/bridge/br_if.c:449) [ 240.117312][ T6935] br_add_if (net/bridge/br_if.c:592) [ 240.117314][ T6935] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 240.117316][ T6935] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 240.117318][ T6935] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 240.117321][ T6935] do_set_master (net/core/rtnetlink.c:3071) [ 240.117323][ T6935] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 240.117324][ T6935] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 240.117326][ T6935] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 240.117327][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117328][ T6935] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 240.117332][ T6935] ? kasan_save_stack (mm/kasan/common.c:58) [ 240.117334][ T6935] ? kasan_save_stack (mm/kasan/common.c:57) [ 240.117335][ T6935] ? kasan_save_track (mm/kasan/common.c:78) [ 240.117336][ T6935] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 240.117337][ T6935] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 240.117338][ T6935] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 240.117339][ T6935] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 240.117340][ T6935] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 240.117343][ T6935] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 240.117345][ T6935] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 240.117346][ T6935] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 240.117349][ T6935] ? ____sys_sendmsg (net/socket.c:2713) [ 240.117351][ T6935] ? ___sys_sendmsg (net/socket.c:2767) [ 240.117352][ T6935] ? __sys_sendmsg (net/socket.c:2799) [ 240.117354][ T6935] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 240.117357][ T6935] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 240.117359][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117360][ T6935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.117362][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117363][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117364][ T6935] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 240.117365][ T6935] ? __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) [ 240.117367][ T6935] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 240.117368][ T6935] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 240.117370][ T6935] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 240.117371][ T6935] ? nla_get_range_signed (lib/nlattr.c:270) [ 240.117374][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117375][ T6935] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 240.117377][ T6935] rtnl_newlink (net/core/rtnetlink.c:4215) [ 240.117379][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117380][ T6935] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 240.117381][ T6935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.117383][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117384][ T6935] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 240.117385][ T6935] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 240.117386][ T6935] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 240.117388][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117389][ T6935] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 240.117392][ T6935] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 240.117395][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117396][ T6935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.117397][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117398][ T6935] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 240.117399][ T6935] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 240.117401][ T6935] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 240.117402][ T6935] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 240.117404][ T6935] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 240.117406][ T6935] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 240.117408][ T6935] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 240.117409][ T6935] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 240.117410][ T6935] ? netlink_ack (./include/linux/skbuff.h:2718) [ 240.117412][ T6935] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 240.117415][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117416][ T6935] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 240.117418][ T6935] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 240.117420][ T6935] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 240.117422][ T6935] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 240.117423][ T6935] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 240.117425][ T6935] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 240.117427][ T6935] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 240.117428][ T6935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.117430][ T6935] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 240.117433][ T6935] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 240.117435][ T6935] ____sys_sendmsg (net/socket.c:2713) [ 240.117436][ T6935] ? copy_msghdr_from_user (net/socket.c:2650) [ 240.117438][ T6935] ? sock_write_iter (net/socket.c:1269) [ 240.117439][ T6935] ? move_addr_to_kernel (net/socket.c:258) [ 240.117441][ T6935] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 240.117443][ T6935] ___sys_sendmsg (net/socket.c:2767) [ 240.117445][ T6935] ? copy_msghdr_from_user (net/socket.c:2619) [ 240.117450][ T6935] __sys_sendmsg (net/socket.c:2799) [ 240.117452][ T6935] ? __sys_sendmsg_sock (net/socket.c:2780) [ 240.117454][ T6935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.117456][ T6935] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 240.117457][ T6935] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 240.117459][ T6935] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 240.117461][ T6935] RIP: 0033:0x7fcdbd71054e [ 240.117462][ T6935] 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 [ 240.117464][ T6935] RSP: 002b:00007fff3cf14610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 240.117468][ T6935] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcdbd71054e [ 240.117469][ T6935] RDX: 0000000000000000 RSI: 00007fff3cf146c0 RDI: 0000000000000005 [ 240.117470][ T6935] RBP: 00007fff3cf14620 R08: 0000000000000000 R09: 0000000000000000 [ 240.117471][ T6935] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918efa [ 240.117472][ T6935] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff3cf14d80 | [ 243.505273][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 243.505275][ T12] Preemption disabled at: | [ 243.505276][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 243.505288][ T12] Tainted: [W]=WARN [ 243.505288][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 243.505290][ T12] Workqueue: netns cleanup_net [ 243.505296][ T12] Call Trace: [ 243.505298][ T12] [ 243.505299][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 243.505305][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 243.505306][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 243.505310][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 243.505312][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 243.505316][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.505318][ T12] __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)) [ 243.505321][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 243.505324][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 243.505328][ T12] ? 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) [ 243.505330][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 243.505333][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 243.505335][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 243.505336][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 243.505339][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 243.505344][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 243.505345][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 243.505348][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 243.505350][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.505351][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.505352][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 243.505355][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 243.505357][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.505358][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.505359][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.505360][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 243.505363][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 243.505365][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 243.505367][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 243.505370][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 243.505372][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 243.505373][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 243.505375][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.505376][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 243.505377][ T12] ? 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) [ 243.505379][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 243.505380][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 243.505382][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 243.505384][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 243.505385][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 243.505387][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 243.505388][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 243.505391][ T12] ? kthread (kernel/kthread.c:436) [ 243.505393][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 243.505396][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 243.505399][ T12] _printk (kernel/printk/printk.c:2504) [ 243.505402][ T12] ? snapshot_read.cold (user.c:?) [ 243.505404][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 243.505407][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 243.505409][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 243.505412][ T12] ? netdev_notice (net/core/dev.c:13194) [ 243.505414][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.505415][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 243.505416][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 243.505419][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 243.505421][ T12] ? 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) [ 243.505422][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 243.505424][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 243.505427][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 243.505430][ T12] ? __up_write (kernel/locking/rwsem.c:1415) [ 243.505431][ T12] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 243.505432][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 243.505434][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 243.505436][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 243.505439][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 243.505441][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 243.505443][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 243.505446][ T12] cleanup_net (net/core/net_namespace.c:706) [ 243.505447][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 243.505449][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 243.505451][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.505452][ T12] process_one_work (kernel/workqueue.c:3387) [ 243.505455][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 243.505457][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 243.505459][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 243.505462][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 243.505465][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 243.505467][ T12] kthread (kernel/kthread.c:436) [ 243.505468][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 243.505470][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 243.505472][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 243.505474][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 243.505476][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 243.505478][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 243.505480][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 245.856013][ T7149] softirqs last disabled at (0): 0x0 | [ 245.856014][ T7149] Preemption disabled at: | [ 245.856015][ T7149] vprintk_emit (kernel/printk/printk.c:2471) | [ 245.856025][ T7149] Tainted: [W]=WARN [ 245.856026][ T7149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 245.856028][ T7149] Call Trace: [ 245.856030][ T7149] [ 245.856031][ T7149] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 245.856036][ T7149] ? vprintk_emit (kernel/printk/printk.c:2471) [ 245.856038][ T7149] __might_resched.cold (kernel/sched/core.c:9234) [ 245.856041][ T7149] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 245.856045][ T7149] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 245.856048][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856051][ T7149] __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)) [ 245.856054][ T7149] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 245.856057][ T7149] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 245.856062][ T7149] ? 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) [ 245.856063][ T7149] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 245.856066][ T7149] put_chars (drivers/char/virtio_console.c:1176) [ 245.856067][ T7149] ? __send_to_port (drivers/char/virtio_console.c:654) [ 245.856069][ T7149] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 245.856072][ T7149] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 245.856076][ T7149] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 245.856078][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856079][ T7149] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 245.856082][ T7149] console_emit_next_record (kernel/printk/printk.c:3183) [ 245.856084][ T7149] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 245.856086][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856087][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856088][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856089][ T7149] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 245.856091][ T7149] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 245.856093][ T7149] console_flush_one_record (kernel/printk/printk.c:3268) [ 245.856095][ T7149] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 245.856098][ T7149] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 245.856100][ T7149] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 245.856101][ T7149] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 245.856103][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856104][ T7149] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 245.856105][ T7149] ? 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) [ 245.856107][ T7149] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 245.856108][ T7149] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 245.856110][ T7149] ? vprintk_emit (kernel/printk/printk.c:2478) [ 245.856111][ T7149] vprintk_emit (kernel/printk/printk.c:2479) [ 245.856113][ T7149] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 245.856114][ T7149] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 245.856116][ T7149] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 245.856119][ T7149] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 245.856120][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856122][ T7149] _printk (kernel/printk/printk.c:2504) [ 245.856125][ T7149] ? snapshot_read.cold (user.c:?) [ 245.856127][ T7149] ? br_multicast_flood (??:?) [ 245.856131][ T7149] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 245.856133][ T7149] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 245.856134][ T7149] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 245.856136][ T7149] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 245.856139][ T7149] br_init_port (net/bridge/br_stp_if.c:39) [ 245.856140][ T7149] new_nbp (net/bridge/br_if.c:449) [ 245.856143][ T7149] br_add_if (net/bridge/br_if.c:592) [ 245.856144][ T7149] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 245.856147][ T7149] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 245.856148][ T7149] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 245.856152][ T7149] do_set_master (net/core/rtnetlink.c:3071) [ 245.856154][ T7149] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 245.856155][ T7149] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 245.856157][ T7149] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 245.856158][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856159][ T7149] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 245.856163][ T7149] ? kasan_save_stack (mm/kasan/common.c:58) [ 245.856164][ T7149] ? kasan_save_stack (mm/kasan/common.c:57) [ 245.856165][ T7149] ? kasan_save_track (mm/kasan/common.c:78) [ 245.856166][ T7149] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 245.856168][ T7149] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 245.856169][ T7149] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 245.856170][ T7149] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 245.856171][ T7149] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 245.856174][ T7149] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 245.856175][ T7149] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 245.856177][ T7149] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 245.856179][ T7149] ? ____sys_sendmsg (net/socket.c:2713) [ 245.856181][ T7149] ? ___sys_sendmsg (net/socket.c:2767) [ 245.856182][ T7149] ? __sys_sendmsg (net/socket.c:2799) [ 245.856184][ T7149] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 245.856187][ T7149] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 245.856190][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856191][ T7149] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 245.856192][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856193][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856194][ T7149] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 245.856196][ T7149] ? __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) [ 245.856197][ T7149] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 245.856199][ T7149] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 245.856200][ T7149] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 245.856201][ T7149] ? nla_get_range_signed (lib/nlattr.c:270) [ 245.856205][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856206][ T7149] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 245.856208][ T7149] rtnl_newlink (net/core/rtnetlink.c:4215) [ 245.856210][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856211][ T7149] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 245.856212][ T7149] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 245.856213][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856215][ T7149] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 245.856216][ T7149] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 245.856217][ T7149] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 245.856219][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856220][ T7149] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 245.856223][ T7149] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 245.856225][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856226][ T7149] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 245.856227][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856229][ T7149] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 245.856230][ T7149] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 245.856232][ T7149] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 245.856233][ T7149] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 245.856234][ T7149] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 245.856236][ T7149] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 245.856238][ T7149] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 245.856239][ T7149] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 245.856241][ T7149] ? netlink_ack (./include/linux/skbuff.h:2718) [ 245.856242][ T7149] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 245.856245][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856246][ T7149] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 245.856248][ T7149] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 245.856250][ T7149] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 245.856252][ T7149] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 245.856254][ T7149] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 245.856256][ T7149] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 245.856257][ T7149] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 245.856259][ T7149] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 245.856261][ T7149] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 245.856264][ T7149] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 245.856265][ T7149] ____sys_sendmsg (net/socket.c:2713) [ 245.856267][ T7149] ? copy_msghdr_from_user (net/socket.c:2650) [ 245.856269][ T7149] ? sock_write_iter (net/socket.c:1269) [ 245.856270][ T7149] ? move_addr_to_kernel (net/socket.c:258) [ 245.856272][ T7149] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 245.856274][ T7149] ___sys_sendmsg (net/socket.c:2767) [ 245.856276][ T7149] ? copy_msghdr_from_user (net/socket.c:2619) [ 245.856281][ T7149] __sys_sendmsg (net/socket.c:2799) [ 245.856282][ T7149] ? __sys_sendmsg_sock (net/socket.c:2780) [ 245.856285][ T7149] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.856286][ T7149] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 245.856288][ T7149] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 245.856290][ T7149] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 245.856291][ T7149] RIP: 0033:0x7f9c7f15954e [ 245.856293][ T7149] 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 [ 245.856295][ T7149] RSP: 002b:00007ffd624af470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 245.856299][ T7149] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9c7f15954e [ 245.856300][ T7149] RDX: 0000000000000000 RSI: 00007ffd624af520 RDI: 0000000000000005 [ 245.856301][ T7149] RBP: 00007ffd624af480 R08: 0000000000000000 R09: 0000000000000000 [ 245.856302][ T7149] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918f00 [ 245.856303][ T7149] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd624afbe0 | [ 249.246342][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 249.246344][ T12] Preemption disabled at: | [ 249.246345][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 249.246356][ T12] Tainted: [W]=WARN [ 249.246357][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 249.246359][ T12] Workqueue: netns cleanup_net [ 249.246365][ T12] Call Trace: [ 249.246366][ T12] [ 249.246368][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 249.246373][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 249.246374][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 249.246378][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 249.246380][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 249.246383][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.246386][ T12] __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)) [ 249.246388][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 249.246392][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 249.246396][ T12] ? 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) [ 249.246398][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 249.246400][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 249.246402][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 249.246404][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 249.246406][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 249.246411][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 249.246413][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 249.246415][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 249.246417][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.246418][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.246420][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 249.246422][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 249.246424][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.246425][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.246427][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.246428][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 249.246430][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 249.246432][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 249.246434][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 249.246437][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 249.246439][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 249.246440][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 249.246442][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.246443][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 249.246445][ T12] ? 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) [ 249.246446][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 249.246448][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 249.246450][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 249.246451][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 249.246453][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 249.246454][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 249.246456][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 249.246458][ T12] ? kthread (kernel/kthread.c:436) [ 249.246461][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 249.246463][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 249.246466][ T12] _printk (kernel/printk/printk.c:2504) [ 249.246469][ T12] ? snapshot_read.cold (user.c:?) [ 249.246471][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 249.246475][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 249.246477][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 249.246479][ T12] ? netdev_notice (net/core/dev.c:13194) [ 249.246481][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.246483][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 249.246484][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 249.246487][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 249.246488][ T12] ? 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) [ 249.246490][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 249.246492][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 249.246495][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 249.246498][ T12] ? __up_write (kernel/locking/rwsem.c:1415) [ 249.246499][ T12] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 249.246500][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 249.246502][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 249.246504][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 249.246506][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 249.246509][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 249.246510][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 249.246519][ T12] cleanup_net (net/core/net_namespace.c:706) [ 249.246521][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 249.246523][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 249.246525][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.246526][ T12] process_one_work (kernel/workqueue.c:3387) [ 249.246529][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 249.246531][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 249.246533][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 249.246535][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 249.246538][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 249.246540][ T12] kthread (kernel/kthread.c:436) [ 249.246542][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 249.246543][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 249.246545][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 249.246547][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 249.246549][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 249.246552][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 249.246554][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 252.171297][ T7338] softirqs last disabled at (0): 0x0 | [ 252.171299][ T7338] Preemption disabled at: | [ 252.171299][ T7338] vprintk_emit (kernel/printk/printk.c:2471) | [ 252.171309][ T7338] Tainted: [W]=WARN [ 252.171310][ T7338] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 252.171312][ T7338] Call Trace: [ 252.171314][ T7338] [ 252.171315][ T7338] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 252.171320][ T7338] ? vprintk_emit (kernel/printk/printk.c:2471) [ 252.171322][ T7338] __might_resched.cold (kernel/sched/core.c:9234) [ 252.171325][ T7338] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 252.171328][ T7338] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 252.171331][ T7338] __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)) [ 252.171334][ T7338] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 252.171337][ T7338] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 252.171342][ T7338] ? 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) [ 252.171344][ T7338] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 252.171346][ T7338] put_chars (drivers/char/virtio_console.c:1176) [ 252.171348][ T7338] ? __send_to_port (drivers/char/virtio_console.c:654) [ 252.171349][ T7338] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 252.171352][ T7338] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 252.171357][ T7338] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 252.171359][ T7338] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 252.171361][ T7338] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 252.171362][ T7338] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 252.171365][ T7338] console_emit_next_record (kernel/printk/printk.c:3183) [ 252.171368][ T7338] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 252.171370][ T7338] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 252.171371][ T7338] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 252.171372][ T7338] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 252.171373][ T7338] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 252.171375][ T7338] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 252.171377][ T7338] console_flush_one_record (kernel/printk/printk.c:3268) [ 252.171379][ T7338] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 252.171382][ T7338] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 252.171384][ T7338] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 252.171385][ T7338] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 252.171387][ T7338] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 252.171388][ T7338] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 252.171389][ T7338] ? 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) [ 252.171391][ T7338] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 252.171393][ T7338] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 252.171394][ T7338] ? vprintk_emit (kernel/printk/printk.c:2478) [ 252.171396][ T7338] vprintk_emit (kernel/printk/printk.c:2479) [ 252.171398][ T7338] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 252.171400][ T7338] ? nf_defrag_fini+0x980/0x980 nf_defrag_ipv4 [ 252.171402][ T7338] _printk (kernel/printk/printk.c:2504) [ 252.171405][ T7338] ? snapshot_read.cold (user.c:?) [ 252.171408][ T7338] ? 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) [ 252.171411][ T7338] dp_init (net/openvswitch/actions.c:729) openvswitch [ 252.171417][ T7338] ? nf_defrag_fini+0x980/0x980 nf_defrag_ipv4 [ 252.171418][ T7338] do_one_initcall (init/main.c:1357) [ 252.171420][ T7338] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 252.171423][ T7338] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 252.171425][ T7338] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 252.171429][ T7338] do_init_module (kernel/module/main.c:3117) [ 252.171430][ T7338] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 252.171432][ T7338] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 252.171433][ T7338] load_module (kernel/module/main.c:3593) [ 252.171436][ T7338] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 252.171440][ T7338] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 252.171441][ T7338] ? __ia32_sys_fsconfig (??:?) [ 252.171445][ T7338] ? backing_file_read_iter (fs/backing-file.c:211) [ 252.171448][ T7338] init_module_from_file (kernel/module/main.c:3790) [ 252.171450][ T7338] ? __do_sys_init_module (kernel/module/main.c:3664) [ 252.171451][ T7338] ? ovl_mmap (fs/overlayfs/file.c:477) [ 252.171454][ T7338] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 252.171456][ T7338] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 252.171457][ T7338] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 252.171459][ T7338] ? 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) [ 252.171461][ T7338] idempotent_init_module (kernel/module/main.c:3802) [ 252.171463][ T7338] ? init_module_from_file (kernel/module/main.c:3791) [ 252.171465][ T7338] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 252.171467][ T7338] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 252.171470][ T7338] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 252.171471][ T7338] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 252.171474][ T7338] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 252.171478][ T7338] ? irq_exit_rcu (kernel/softirq.c:786) [ 252.171481][ T7338] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 252.171483][ T7338] RIP: 0033:0x7fd9c065137d [ 252.171485][ T7338] 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 [ 252.171486][ T7338] RSP: 002b:00007fff44f2fcf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 252.171490][ T7338] RAX: ffffffffffffffda RBX: 000055ac8e519810 RCX: 00007fd9c065137d [ 252.171492][ T7338] RDX: 0000000000000000 RSI: 000055ac5f06cffd RDI: 0000000000000005 [ 252.171493][ T7338] RBP: 00007fff44f2fd90 R08: 0000000000000000 R09: 646f6d2f62696c2f [ 252.171494][ T7338] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ac5f06cffd [ 252.171494][ T7338] R13: 000055ac8e519a90 R14: 0000000000040000 R15: 0000000000000000 | [ 253.987461][ T7399] softirqs last disabled at (0): 0x0 | [ 253.987463][ T7399] Preemption disabled at: | [ 253.987464][ T7399] vprintk_emit (kernel/printk/printk.c:2471) | [ 253.987477][ T7399] Tainted: [W]=WARN [ 253.987478][ T7399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 253.987481][ T7399] Call Trace: [ 253.987483][ T7399] [ 253.987484][ T7399] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 253.987491][ T7399] ? vprintk_emit (kernel/printk/printk.c:2471) [ 253.987493][ T7399] __might_resched.cold (kernel/sched/core.c:9234) [ 253.987498][ T7399] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 253.987503][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.987506][ T7399] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 253.987510][ T7399] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 253.987517][ T7399] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 253.987523][ T7399] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 253.987526][ T7399] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 253.987529][ T7399] put_chars (drivers/char/virtio_console.c:1176) [ 253.987537][ T7399] ? __send_to_port (drivers/char/virtio_console.c:654) [ 253.987539][ T7399] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 253.987543][ T7399] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 253.987546][ T7399] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 253.987553][ T7399] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 253.987556][ T7399] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 253.987558][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.987560][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.987562][ T7399] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 253.987566][ T7399] console_emit_next_record (kernel/printk/printk.c:3183) [ 253.987570][ T7399] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 253.987573][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.987574][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.987576][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.987578][ T7399] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 253.987581][ T7399] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 253.987584][ T7399] console_flush_one_record (kernel/printk/printk.c:3268) [ 253.987587][ T7399] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 253.987591][ T7399] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 253.987594][ T7399] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 253.987597][ T7399] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 253.987599][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.987601][ T7399] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 253.987603][ T7399] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 253.987606][ T7399] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 253.987608][ T7399] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 253.987611][ T7399] ? vprintk_emit (kernel/printk/printk.c:2478) [ 253.987613][ T7399] vprintk_emit (kernel/printk/printk.c:2479) [ 253.987616][ T7399] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 253.987620][ T7399] _printk (kernel/printk/printk.c:2504) [ 253.987624][ T7399] ? snapshot_read.cold (user.c:?) [ 253.987627][ T7399] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 253.987630][ T7399] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 253.987635][ T7399] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 253.987637][ T7399] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 253.987640][ T7399] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 253.987644][ T7399] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 253.987647][ T7399] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 253.987650][ T7399] ? netdev_notice (net/core/dev.c:13194) [ 253.987653][ T7399] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 253.987664][ T7399] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 253.987666][ T7399] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 253.987670][ T7399] netif_set_promiscuity (net/core/dev.c:9699) [ 253.987673][ T7399] dev_set_promiscuity (net/core/dev_api.c:288) [ 253.987676][ T7399] ? dev_disable_lro (net/core/dev_api.c:267) [ 253.987678][ T7399] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 253.987686][ T7399] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 253.987691][ T7399] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 253.987694][ T7399] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 253.987701][ T7399] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 253.987707][ T7399] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 253.987714][ T7399] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 253.987719][ T7399] ? __nla_validate_parse (lib/nlattr.c:635) [ 253.987725][ T7399] ? __nla_parse (lib/nlattr.c:732) [ 253.987727][ T7399] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 253.987733][ T7399] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 253.987736][ T7399] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 253.987741][ T7399] ? security_capable (security/security.c:660 (discriminator 11)) [ 253.987746][ T7399] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 253.987749][ T7399] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 253.987752][ T7399] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 253.987758][ T7399] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 253.987763][ T7399] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 253.987766][ T7399] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 253.987769][ T7399] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 253.987772][ T7399] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 253.987775][ T7399] ? netlink_ack (./include/linux/skbuff.h:2718) [ 253.987779][ T7399] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 253.987782][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.987784][ T7399] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 253.987787][ T7399] genl_rcv (net/netlink/genetlink.c:1218) [ 253.987789][ T7399] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 253.987792][ T7399] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 253.987795][ T7399] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 253.987797][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.987799][ T7399] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 253.987802][ T7399] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 253.987805][ T7399] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 253.987808][ T7399] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 253.987811][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.987813][ T7399] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 253.987817][ T7399] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 253.987821][ T7399] __sys_sendto (net/socket.c:2281) [ 253.987824][ T7399] ? __ia32_sys_getpeername (net/socket.c:2235) [ 253.987827][ T7399] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 253.987830][ T7399] ? do_futex (kernel/futex/syscalls.c:138) [ 253.987833][ T7399] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 253.987837][ T7399] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 253.987842][ T7399] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 253.987845][ T7399] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 253.987847][ T7399] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 253.987851][ T7399] ? 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)) [ 253.987853][ T7399] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 253.987856][ T7399] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 253.987860][ T7399] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 253.987863][ T7399] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 253.987866][ T7399] RIP: 0033:0x7fce8b041312 [ 253.987869][ T7399] 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) [ 253.987872][ T7399] RSP: 002b:00007ffe5af92808 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 253.987878][ T7399] RAX: ffffffffffffffda RBX: 00007ffe5af92938 RCX: 00007fce8b041312 [ 253.987881][ T7399] RDX: 0000000000000034 RSI: 00007fce882fd570 RDI: 0000000000000023 [ 253.987883][ T7399] RBP: 00007ffe5af92830 R08: 00007ffe5af929b0 R09: 000000000000000c [ 253.987884][ T7399] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fce88e9a190 [ 253.987886][ T7399] R13: 00007ffe5af92938 R14: 00007fce8a96001a R15: 00007ffe5af92d28 | [ 261.039814][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 261.039816][ T12] Preemption disabled at: | [ 261.039817][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 261.039828][ T12] Tainted: [W]=WARN [ 261.039829][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 261.039831][ T12] Workqueue: netns cleanup_net [ 261.039837][ T12] Call Trace: [ 261.039838][ T12] [ 261.039840][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 261.039846][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 261.039847][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 261.039851][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 261.039854][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 261.039856][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.039859][ T12] __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)) [ 261.039862][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 261.039865][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 261.039869][ T12] ? 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) [ 261.039871][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 261.039874][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 261.039875][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 261.039877][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 261.039879][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 261.039882][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 261.039887][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 261.039889][ T12] ? 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) [ 261.039890][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 261.039893][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 261.039894][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.039896][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 261.039898][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 261.039901][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 261.039903][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.039904][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.039905][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.039906][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 261.039908][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 261.039910][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 261.039913][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 261.039916][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 261.039918][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 261.039919][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 261.039921][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.039922][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 261.039923][ T12] ? 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) [ 261.039925][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 261.039926][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 261.039928][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 261.039930][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 261.039932][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 261.039933][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 261.039935][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 261.039942][ T12] _printk (kernel/printk/printk.c:2504) [ 261.039945][ T12] ? snapshot_read.cold (user.c:?) [ 261.039948][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 261.039951][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 261.039953][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 261.039955][ T12] ? netdev_notice (net/core/dev.c:13194) [ 261.039957][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 261.039960][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 261.039963][ T12] ? 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) [ 261.039965][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 261.039967][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 261.039970][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 261.039971][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 261.039974][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 261.039981][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 261.039985][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.039987][ T12] notifier_call_chain (kernel/notifier.c:85) [ 261.039990][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 261.039992][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 261.039994][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 261.039996][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 261.039998][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 261.039999][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 261.040001][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 261.040003][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 261.040005][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 261.040008][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 261.040010][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 261.040012][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 261.040015][ T12] cleanup_net (net/core/net_namespace.c:706) [ 261.040017][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 261.040019][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 261.040020][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.040022][ T12] process_one_work (kernel/workqueue.c:3387) [ 261.040026][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 261.040028][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 261.040030][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 261.040033][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 261.040036][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 261.040038][ T12] kthread (kernel/kthread.c:436) [ 261.040040][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 261.040043][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 261.040045][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 261.040048][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 261.040050][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 261.040053][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 261.040055][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 262.979723][ T7625] softirqs last disabled at (0): 0x0 | [ 262.979725][ T7625] Preemption disabled at: | [ 262.979726][ T7625] vprintk_emit (kernel/printk/printk.c:2471) | [ 262.979737][ T7625] Tainted: [W]=WARN [ 262.979738][ T7625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 262.979739][ T7625] Call Trace: [ 262.979741][ T7625] [ 262.979742][ T7625] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 262.979748][ T7625] ? vprintk_emit (kernel/printk/printk.c:2471) [ 262.979749][ T7625] __might_resched.cold (kernel/sched/core.c:9234) [ 262.979753][ T7625] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 262.979756][ T7625] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 262.979759][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.979762][ T7625] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 262.979765][ T7625] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 262.979768][ T7625] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 262.979773][ T7625] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 262.979775][ T7625] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 262.979777][ T7625] put_chars (drivers/char/virtio_console.c:1176) [ 262.979779][ T7625] ? __send_to_port (drivers/char/virtio_console.c:654) [ 262.979780][ T7625] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 262.979783][ T7625] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 262.979788][ T7625] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 262.979790][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.979791][ T7625] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.979794][ T7625] console_emit_next_record (kernel/printk/printk.c:3183) [ 262.979796][ T7625] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 262.979798][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.979799][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.979800][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.979801][ T7625] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.979803][ T7625] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 262.979805][ T7625] console_flush_one_record (kernel/printk/printk.c:3268) [ 262.979807][ T7625] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 262.979810][ T7625] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 262.979812][ T7625] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.979814][ T7625] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 262.979815][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.979816][ T7625] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 262.979818][ T7625] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 262.979819][ T7625] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 262.979821][ T7625] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 262.979823][ T7625] ? vprintk_emit (kernel/printk/printk.c:2478) [ 262.979824][ T7625] vprintk_emit (kernel/printk/printk.c:2479) [ 262.979826][ T7625] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 262.979827][ T7625] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 262.979829][ T7625] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.979830][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.979832][ T7625] _printk (kernel/printk/printk.c:2504) [ 262.979835][ T7625] ? snapshot_read.cold (user.c:?) [ 262.979837][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.979838][ T7625] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 262.979841][ T7625] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 262.979843][ T7625] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 262.979846][ T7625] ? netdev_notice (net/core/dev.c:13194) [ 262.979847][ T7625] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 262.979854][ T7625] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 262.979858][ T7625] ? 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) [ 262.979860][ T7625] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 262.979862][ T7625] netif_set_promiscuity (net/core/dev.c:9699) [ 262.979866][ T7625] dev_set_promiscuity (net/core/dev_api.c:288) [ 262.979868][ T7625] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 262.979873][ T7625] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 262.979878][ T7625] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 262.979882][ T7625] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 262.979886][ T7625] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 262.979890][ T7625] ? security_capable (security/security.c:660 (discriminator 11)) [ 262.979893][ T7625] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 262.979895][ T7625] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 262.979898][ T7625] ? __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 [ 262.979901][ T7625] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 262.979904][ T7625] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 262.979908][ T7625] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 262.979910][ T7625] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 262.979912][ T7625] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 262.979914][ T7625] ? netlink_ack (./include/linux/skbuff.h:2718) [ 262.979917][ T7625] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.979918][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.979919][ T7625] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 262.979921][ T7625] genl_rcv (net/netlink/genetlink.c:1218) [ 262.979923][ T7625] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 262.979925][ T7625] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 262.979927][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.979929][ T7625] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 262.979931][ T7625] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 262.979933][ T7625] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.979935][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.979936][ T7625] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 262.979939][ T7625] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 262.979942][ T7625] __sys_sendto (net/socket.c:2281) [ 262.979944][ T7625] ? __ia32_sys_getpeername (net/socket.c:2235) [ 262.979948][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.979949][ T7625] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 262.979951][ T7625] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 262.979953][ T7625] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 262.979956][ T7625] ? 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)) [ 262.979958][ T7625] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 262.979959][ T7625] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 262.979962][ T7625] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 262.979964][ T7625] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 262.979966][ T7625] RIP: 0033:0x7f4b42735312 [ 262.979968][ T7625] 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) [ 262.979970][ T7625] RSP: 002b:00007ffef453eb68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 262.979974][ T7625] RAX: ffffffffffffffda RBX: 00007ffef453ec98 RCX: 00007f4b42735312 [ 262.979975][ T7625] RDX: 0000000000000024 RSI: 00007f4b3e3193e0 RDI: 0000000000000020 [ 262.979976][ T7625] RBP: 00007ffef453eb90 R08: 00007ffef453ed10 R09: 000000000000000c [ 262.979977][ T7625] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4b40591e80 [ 262.979978][ T7625] R13: 00007ffef453ec98 R14: 00007f4b4205401a R15: 00007ffef453f088 | [ 265.217620][ T7732] softirqs last disabled at (0): 0x0 | [ 265.217622][ T7732] Preemption disabled at: | [ 265.217623][ T7732] vprintk_emit (kernel/printk/printk.c:2471) | [ 265.217633][ T7732] Tainted: [W]=WARN [ 265.217634][ T7732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 265.217635][ T7732] Call Trace: [ 265.217637][ T7732] [ 265.217638][ T7732] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 265.217644][ T7732] ? vprintk_emit (kernel/printk/printk.c:2471) [ 265.217645][ T7732] __might_resched.cold (kernel/sched/core.c:9234) [ 265.217649][ T7732] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 265.217652][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.217655][ T7732] __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)) [ 265.217658][ T7732] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 265.217661][ T7732] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 265.217666][ T7732] ? 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) [ 265.217668][ T7732] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 265.217670][ T7732] put_chars (drivers/char/virtio_console.c:1176) [ 265.217672][ T7732] ? __send_to_port (drivers/char/virtio_console.c:654) [ 265.217673][ T7732] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 265.217676][ T7732] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 265.217681][ T7732] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 265.217683][ T7732] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 265.217685][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.217686][ T7732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.217688][ T7732] console_emit_next_record (kernel/printk/printk.c:3183) [ 265.217691][ T7732] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 265.217693][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.217694][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.217695][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.217696][ T7732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.217698][ T7732] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 265.217700][ T7732] console_flush_one_record (kernel/printk/printk.c:3268) [ 265.217702][ T7732] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 265.217705][ T7732] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 265.217707][ T7732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.217708][ T7732] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 265.217710][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.217711][ T7732] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 265.217712][ T7732] ? 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) [ 265.217714][ T7732] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 265.217715][ T7732] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 265.217717][ T7732] ? vprintk_emit (kernel/printk/printk.c:2478) [ 265.217719][ T7732] vprintk_emit (kernel/printk/printk.c:2479) [ 265.217720][ T7732] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 265.217721][ T7732] ? 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) [ 265.217723][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.217724][ T7732] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 265.217728][ T7732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.217730][ T7732] _printk (kernel/printk/printk.c:2504) [ 265.217733][ T7732] ? snapshot_read.cold (user.c:?) [ 265.217735][ T7732] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 265.217738][ T7732] ? idr_get_free (??:?) [ 265.217740][ T7732] ? 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) [ 265.217744][ T7732] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 265.217751][ T7732] ? nla_get_range_signed (lib/nlattr.c:270) [ 265.217755][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.217756][ T7732] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 265.217759][ T7732] __nla_validate_parse (lib/nlattr.c:635) [ 265.217762][ T7732] __nla_parse (lib/nlattr.c:732) [ 265.217764][ T7732] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 265.217766][ T7732] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 265.217768][ T7732] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 265.217770][ T7732] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 265.217774][ T7732] ? security_capable (security/security.c:660 (discriminator 11)) [ 265.217777][ T7732] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 265.217779][ T7732] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 265.217782][ T7732] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 265.217789][ T7732] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 265.217792][ T7732] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 265.217794][ T7732] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 265.217796][ T7732] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 265.217798][ T7732] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 265.217800][ T7732] ? netlink_ack (./include/linux/skbuff.h:2718) [ 265.217803][ T7732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.217804][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.217805][ T7732] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 265.217807][ T7732] genl_rcv (net/netlink/genetlink.c:1218) [ 265.217809][ T7732] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 265.217811][ T7732] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 265.217813][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.217814][ T7732] ? 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) [ 265.217816][ T7732] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 265.217818][ T7732] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 265.217820][ T7732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.217821][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.217823][ T7732] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 265.217826][ T7732] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 265.217829][ T7732] __sys_sendto (net/socket.c:2281) [ 265.217831][ T7732] ? __ia32_sys_getpeername (net/socket.c:2235) [ 265.217833][ T7732] ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507) [ 265.217838][ T7732] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 265.217839][ T7732] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 265.217841][ T7732] ? 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)) [ 265.217842][ T7732] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 265.217844][ T7732] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 265.217846][ T7732] ? irq_exit_rcu (kernel/softirq.c:786) [ 265.217848][ T7732] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 265.217851][ T7732] RIP: 0033:0x7fbb06fef312 [ 265.217853][ T7732] 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) [ 265.217854][ T7732] RSP: 002b:00007ffdeaf72178 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 265.217858][ T7732] RAX: ffffffffffffffda RBX: 00007ffdeaf722a8 RCX: 00007fbb06fef312 [ 265.217859][ T7732] RDX: 0000000000000044 RSI: 00007fbb04d37190 RDI: 0000000000000020 [ 265.217861][ T7732] RBP: 00007ffdeaf721a0 R08: 00007ffdeaf72320 R09: 000000000000000c [ 265.217861][ T7732] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbb04e520b0 [ 265.217862][ T7732] R13: 00007ffdeaf722a8 R14: 00007fbb0690e01a R15: 00007ffdeaf72698 | [ 266.738190][ T7789] softirqs last disabled at (0): 0x0 | [ 266.738192][ T7789] Preemption disabled at: | [ 266.738193][ T7789] vprintk_emit (kernel/printk/printk.c:2471) | [ 266.738203][ T7789] Tainted: [W]=WARN [ 266.738203][ T7789] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 266.738205][ T7789] Call Trace: [ 266.738207][ T7789] [ 266.738208][ T7789] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 266.738213][ T7789] ? vprintk_emit (kernel/printk/printk.c:2471) [ 266.738215][ T7789] __might_resched.cold (kernel/sched/core.c:9234) [ 266.738218][ T7789] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 266.738221][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.738224][ T7789] __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)) [ 266.738226][ T7789] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 266.738229][ T7789] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 266.738234][ T7789] ? 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) [ 266.738236][ T7789] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 266.738239][ T7789] put_chars (drivers/char/virtio_console.c:1176) [ 266.738240][ T7789] ? __send_to_port (drivers/char/virtio_console.c:654) [ 266.738242][ T7789] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 266.738244][ T7789] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 266.738246][ T7789] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 266.738250][ T7789] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 266.738252][ T7789] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 266.738254][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.738255][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.738256][ T7789] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.738258][ T7789] console_emit_next_record (kernel/printk/printk.c:3183) [ 266.738261][ T7789] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 266.738263][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.738264][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.738265][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.738266][ T7789] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.738268][ T7789] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 266.738270][ T7789] console_flush_one_record (kernel/printk/printk.c:3268) [ 266.738272][ T7789] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 266.738274][ T7789] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 266.738276][ T7789] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.738278][ T7789] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 266.738279][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.738280][ T7789] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 266.738282][ T7789] ? 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) [ 266.738283][ T7789] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 266.738285][ T7789] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 266.738287][ T7789] ? vprintk_emit (kernel/printk/printk.c:2478) [ 266.738288][ T7789] vprintk_emit (kernel/printk/printk.c:2479) [ 266.738290][ T7789] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 266.738292][ T7789] _printk (kernel/printk/printk.c:2504) [ 266.738295][ T7789] ? snapshot_read.cold (user.c:?) [ 266.738296][ T7789] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 266.738299][ T7789] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 266.738303][ T7789] ? 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) [ 266.738304][ T7789] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 266.738306][ T7789] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 266.738309][ T7789] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 266.738311][ T7789] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 266.738313][ T7789] ? netdev_notice (net/core/dev.c:13194) [ 266.738315][ T7789] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 266.738322][ T7789] ? 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) [ 266.738323][ T7789] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 266.738325][ T7789] netif_set_promiscuity (net/core/dev.c:9699) [ 266.738328][ T7789] dev_set_promiscuity (net/core/dev_api.c:288) [ 266.738330][ T7789] ? dev_disable_lro (net/core/dev_api.c:267) [ 266.738331][ T7789] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 266.738335][ T7789] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 266.738339][ T7789] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 266.738340][ T7789] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 266.738345][ T7789] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 266.738348][ T7789] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 266.738352][ T7789] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 266.738355][ T7789] ? __nla_validate_parse (lib/nlattr.c:635) [ 266.738360][ T7789] ? __nla_parse (lib/nlattr.c:732) [ 266.738361][ T7789] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 266.738365][ T7789] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 266.738367][ T7789] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 266.738371][ T7789] ? security_capable (security/security.c:660 (discriminator 11)) [ 266.738373][ T7789] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 266.738376][ T7789] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 266.738378][ T7789] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 266.738381][ T7789] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 266.738384][ T7789] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 266.738386][ T7789] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 266.738388][ T7789] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 266.738390][ T7789] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 266.738392][ T7789] ? netlink_ack (./include/linux/skbuff.h:2718) [ 266.738395][ T7789] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.738396][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.738397][ T7789] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 266.738399][ T7789] genl_rcv (net/netlink/genetlink.c:1218) [ 266.738401][ T7789] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 266.738403][ T7789] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 266.738405][ T7789] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 266.738407][ T7789] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 266.738410][ T7789] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 266.738412][ T7789] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 266.738414][ T7789] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.738416][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.738417][ T7789] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 266.738420][ T7789] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 266.738423][ T7789] __sys_sendto (net/socket.c:2281) [ 266.738425][ T7789] ? __ia32_sys_getpeername (net/socket.c:2235) [ 266.738428][ T7789] ? do_futex (kernel/futex/syscalls.c:138) [ 266.738430][ T7789] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 266.738433][ T7789] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 266.738436][ T7789] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 266.738438][ T7789] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 266.738439][ T7789] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 266.738441][ T7789] ? 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)) [ 266.738442][ T7789] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 266.738444][ T7789] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 266.738447][ T7789] ? irq_exit_rcu (kernel/softirq.c:786) [ 266.738449][ T7789] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 266.738451][ T7789] RIP: 0033:0x7f6adb19e312 [ 266.738453][ T7789] 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) [ 266.738455][ T7789] RSP: 002b:00007fff50df1288 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 266.738459][ T7789] RAX: ffffffffffffffda RBX: 00007fff50df13b8 RCX: 00007f6adb19e312 [ 266.738460][ T7789] RDX: 0000000000000034 RSI: 00007f6ad85d2530 RDI: 0000000000000023 [ 266.738461][ T7789] RBP: 00007fff50df12b0 R08: 00007fff50df1430 R09: 000000000000000c [ 266.738462][ T7789] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6ad9002190 [ 266.738463][ T7789] R13: 00007fff50df13b8 R14: 00007f6adaabd01a R15: 00007fff50df17a8 | [ 273.523416][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 273.523419][ T12] Preemption disabled at: | [ 273.523419][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 273.523430][ T12] Tainted: [W]=WARN [ 273.523431][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 273.523433][ T12] Workqueue: netns cleanup_net [ 273.523439][ T12] Call Trace: [ 273.523440][ T12] [ 273.523442][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 273.523447][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 273.523449][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 273.523452][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 273.523456][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 273.523458][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.523460][ T12] __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)) [ 273.523463][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 273.523466][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 273.523471][ T12] ? 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) [ 273.523472][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 273.523475][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 273.523476][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 273.523478][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 273.523479][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 273.523482][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 273.523487][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 273.523489][ T12] ? 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) [ 273.523491][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 273.523493][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 273.523495][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.523496][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.523498][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 273.523501][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 273.523503][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.523504][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.523505][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.523506][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.523508][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 273.523510][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 273.523517][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 273.523520][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 273.523521][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.523523][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 273.523525][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.523526][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 273.523527][ T12] ? 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) [ 273.523529][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 273.523530][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 273.523532][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 273.523533][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 273.523535][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 273.523537][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 273.523539][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 273.523545][ T12] _printk (kernel/printk/printk.c:2504) [ 273.523548][ T12] ? snapshot_read.cold (user.c:?) [ 273.523551][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 273.523554][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 273.523556][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 273.523558][ T12] ? netdev_notice (net/core/dev.c:13194) [ 273.523560][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 273.523563][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 273.523566][ T12] ? 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) [ 273.523567][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 273.523569][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 273.523572][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 273.523574][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 273.523577][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 273.523583][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 273.523587][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.523589][ T12] notifier_call_chain (kernel/notifier.c:85) [ 273.523592][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 273.523594][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 273.523596][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 273.523598][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 273.523600][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 273.523601][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.523609][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 273.523610][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 273.523612][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 273.523615][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 273.523617][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 273.523619][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 273.523622][ T12] cleanup_net (net/core/net_namespace.c:706) [ 273.523624][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 273.523625][ T12] ? update_load_avg (kernel/sched/fair.c:5864) [ 273.523628][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.523629][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.523631][ T12] process_one_work (kernel/workqueue.c:3387) [ 273.523635][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 273.523637][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 273.523640][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 273.523642][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 273.523645][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 273.523646][ T12] kthread (kernel/kthread.c:436) [ 273.523648][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 273.523651][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 273.523653][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 273.523656][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 273.523658][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 273.523661][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 273.523663][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 275.369924][ T8015] softirqs last disabled at (0): 0x0 | [ 275.369926][ T8015] Preemption disabled at: | [ 275.369926][ T8015] vprintk_emit (kernel/printk/printk.c:2471) | [ 275.369937][ T8015] Tainted: [W]=WARN [ 275.369937][ T8015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 275.369939][ T8015] Call Trace: [ 275.369941][ T8015] [ 275.369942][ T8015] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 275.369948][ T8015] ? vprintk_emit (kernel/printk/printk.c:2471) [ 275.369949][ T8015] __might_resched.cold (kernel/sched/core.c:9234) [ 275.369953][ T8015] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 275.369956][ T8015] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 275.369959][ T8015] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.369962][ T8015] __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)) [ 275.369965][ T8015] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 275.369967][ T8015] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 275.369972][ T8015] ? 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) [ 275.369974][ T8015] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 275.369977][ T8015] put_chars (drivers/char/virtio_console.c:1176) [ 275.369978][ T8015] ? __send_to_port (drivers/char/virtio_console.c:654) [ 275.369980][ T8015] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 275.369983][ T8015] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 275.369988][ T8015] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 275.369990][ T8015] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.369991][ T8015] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.369993][ T8015] console_emit_next_record (kernel/printk/printk.c:3183) [ 275.369996][ T8015] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 275.369998][ T8015] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.369999][ T8015] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.370000][ T8015] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.370001][ T8015] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.370002][ T8015] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 275.370004][ T8015] console_flush_one_record (kernel/printk/printk.c:3268) [ 275.370006][ T8015] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 275.370009][ T8015] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 275.370011][ T8015] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.370012][ T8015] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 275.370014][ T8015] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.370015][ T8015] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 275.370016][ T8015] ? 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) [ 275.370018][ T8015] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 275.370019][ T8015] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 275.370021][ T8015] ? vprintk_emit (kernel/printk/printk.c:2478) [ 275.370023][ T8015] vprintk_emit (kernel/printk/printk.c:2479) [ 275.370024][ T8015] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 275.370026][ T8015] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 275.370028][ T8015] _printk (kernel/printk/printk.c:2504) [ 275.370031][ T8015] ? snapshot_read.cold (user.c:?) [ 275.370033][ T8015] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.370034][ T8015] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 275.370037][ T8015] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 275.370039][ T8015] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 275.370041][ T8015] ? netdev_notice (net/core/dev.c:13194) [ 275.370043][ T8015] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 275.370050][ T8015] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 275.370053][ T8015] ? 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) [ 275.370055][ T8015] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 275.370057][ T8015] netif_set_promiscuity (net/core/dev.c:9699) [ 275.370062][ T8015] dev_set_promiscuity (net/core/dev_api.c:288) [ 275.370064][ T8015] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 275.370068][ T8015] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 275.370073][ T8015] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 275.370077][ T8015] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 275.370081][ T8015] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 275.370084][ T8015] ? security_capable (security/security.c:660 (discriminator 11)) [ 275.370087][ T8015] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 275.370089][ T8015] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 275.370091][ T8015] ? __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 [ 275.370095][ T8015] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 275.370098][ T8015] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 275.370101][ T8015] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 275.370103][ T8015] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 275.370105][ T8015] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 275.370107][ T8015] ? netlink_ack (./include/linux/skbuff.h:2718) [ 275.370110][ T8015] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.370111][ T8015] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.370113][ T8015] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 275.370114][ T8015] genl_rcv (net/netlink/genetlink.c:1218) [ 275.370116][ T8015] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 275.370118][ T8015] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 275.370120][ T8015] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.370121][ T8015] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.370123][ T8015] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 275.370124][ T8015] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 275.370126][ T8015] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 275.370128][ T8015] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.370130][ T8015] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.370131][ T8015] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 275.370134][ T8015] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 275.370137][ T8015] __sys_sendto (net/socket.c:2281) [ 275.370139][ T8015] ? __ia32_sys_getpeername (net/socket.c:2235) [ 275.370141][ T8015] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 275.370143][ T8015] ? do_futex (kernel/futex/syscalls.c:138) [ 275.370145][ T8015] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 275.370148][ T8015] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 275.370149][ T8015] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 275.370151][ T8015] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 275.370154][ T8015] ? 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)) [ 275.370155][ T8015] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 275.370157][ T8015] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 275.370159][ T8015] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 275.370161][ T8015] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 275.370162][ T8015] RIP: 0033:0x7efc03a3f312 [ 275.370164][ T8015] 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) [ 275.370166][ T8015] RSP: 002b:00007ffcd955e438 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 275.370169][ T8015] RAX: ffffffffffffffda RBX: 00007ffcd955e568 RCX: 00007efc03a3f312 [ 275.370171][ T8015] RDX: 0000000000000024 RSI: 00007efc005c1770 RDI: 0000000000000020 [ 275.370172][ T8015] RBP: 00007ffcd955e460 R08: 00007ffcd955e5e0 R09: 000000000000000c [ 275.370173][ T8015] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efc018a1e10 [ 275.370173][ T8015] R13: 00007ffcd955e568 R14: 00007efc0335e01a R15: 00007ffcd955e958 | [ 277.553762][ T8110] softirqs last disabled at (0): 0x0 | [ 277.553764][ T8110] Preemption disabled at: | [ 277.553764][ T8110] vprintk_emit (kernel/printk/printk.c:2471) | [ 277.553775][ T8110] Tainted: [W]=WARN [ 277.553776][ T8110] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 277.553777][ T8110] Call Trace: [ 277.553779][ T8110] [ 277.553780][ T8110] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 277.553786][ T8110] ? vprintk_emit (kernel/printk/printk.c:2471) [ 277.553787][ T8110] __might_resched.cold (kernel/sched/core.c:9234) [ 277.553791][ T8110] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 277.553794][ T8110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.553796][ T8110] __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)) [ 277.553799][ T8110] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 277.553803][ T8110] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 277.553807][ T8110] ? 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) [ 277.553809][ T8110] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 277.553812][ T8110] put_chars (drivers/char/virtio_console.c:1176) [ 277.553814][ T8110] ? __send_to_port (drivers/char/virtio_console.c:654) [ 277.553815][ T8110] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 277.553818][ T8110] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 277.553822][ T8110] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 277.553825][ T8110] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 277.553826][ T8110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.553828][ T8110] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 277.553830][ T8110] console_emit_next_record (kernel/printk/printk.c:3183) [ 277.553833][ T8110] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 277.553835][ T8110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.553836][ T8110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.553837][ T8110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.553838][ T8110] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 277.553840][ T8110] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 277.553842][ T8110] console_flush_one_record (kernel/printk/printk.c:3268) [ 277.553844][ T8110] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 277.553847][ T8110] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 277.553849][ T8110] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 277.553850][ T8110] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 277.553852][ T8110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.553853][ T8110] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 277.553854][ T8110] ? 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) [ 277.553856][ T8110] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 277.553857][ T8110] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 277.553859][ T8110] ? vprintk_emit (kernel/printk/printk.c:2478) [ 277.553861][ T8110] vprintk_emit (kernel/printk/printk.c:2479) [ 277.553862][ T8110] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 277.553864][ T8110] ? 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) [ 277.553865][ T8110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.553866][ T8110] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 277.553870][ T8110] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 277.553872][ T8110] _printk (kernel/printk/printk.c:2504) [ 277.553876][ T8110] ? snapshot_read.cold (user.c:?) [ 277.553877][ T8110] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 277.553881][ T8110] ? idr_get_free (??:?) [ 277.553883][ T8110] ? 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) [ 277.553887][ T8110] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 277.553894][ T8110] ? nla_get_range_signed (lib/nlattr.c:270) [ 277.553898][ T8110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.553900][ T8110] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 277.553902][ T8110] __nla_validate_parse (lib/nlattr.c:635) [ 277.553905][ T8110] __nla_parse (lib/nlattr.c:732) [ 277.553908][ T8110] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 277.553910][ T8110] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 277.553912][ T8110] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 277.553914][ T8110] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 277.553917][ T8110] ? security_capable (security/security.c:660 (discriminator 11)) [ 277.553921][ T8110] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 277.553923][ T8110] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 277.553926][ T8110] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 277.553933][ T8110] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 277.553936][ T8110] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 277.553938][ T8110] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 277.553940][ T8110] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 277.553942][ T8110] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 277.553944][ T8110] ? netlink_ack (./include/linux/skbuff.h:2718) [ 277.553947][ T8110] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 277.553949][ T8110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.553950][ T8110] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 277.553952][ T8110] genl_rcv (net/netlink/genetlink.c:1218) [ 277.553954][ T8110] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 277.553956][ T8110] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 277.553958][ T8110] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 277.553961][ T8110] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 277.553962][ T8110] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 277.553964][ T8110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.553966][ T8110] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 277.553969][ T8110] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 277.553972][ T8110] __sys_sendto (net/socket.c:2281) [ 277.553974][ T8110] ? __ia32_sys_getpeername (net/socket.c:2235) [ 277.553978][ T8110] ? fput_close_sync (fs/file_table.c:617) [ 277.553981][ T8110] ? alloc_file_clone (fs/file_table.c:479) [ 277.553983][ T8110] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 277.553985][ T8110] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 277.553986][ T8110] ? 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)) [ 277.553988][ T8110] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 277.553989][ T8110] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 277.553992][ T8110] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 277.553994][ T8110] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 277.553996][ T8110] RIP: 0033:0x7f281fa09312 [ 277.553998][ T8110] 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) [ 277.554000][ T8110] RSP: 002b:00007fff7e23bee8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 277.554004][ T8110] RAX: ffffffffffffffda RBX: 00007fff7e23c018 RCX: 00007f281fa09312 [ 277.554005][ T8110] RDX: 0000000000000044 RSI: 00007f281c5a3b40 RDI: 0000000000000020 [ 277.554006][ T8110] RBP: 00007fff7e23bf10 R08: 00007fff7e23c090 R09: 000000000000000c [ 277.554007][ T8110] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f281d8660b0 [ 277.554008][ T8110] R13: 00007fff7e23c018 R14: 00007f281f32801a R15: 00007fff7e23c408 | [ 279.208393][ T8167] softirqs last disabled at (0): 0x0 | [ 279.208395][ T8167] Preemption disabled at: | [ 279.208396][ T8167] vprintk_emit (kernel/printk/printk.c:2471) | [ 279.208406][ T8167] Tainted: [W]=WARN [ 279.208407][ T8167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 279.208409][ T8167] Call Trace: [ 279.208410][ T8167] [ 279.208411][ T8167] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 279.208417][ T8167] ? vprintk_emit (kernel/printk/printk.c:2471) [ 279.208418][ T8167] __might_resched.cold (kernel/sched/core.c:9234) [ 279.208422][ T8167] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 279.208425][ T8167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.208427][ T8167] __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)) [ 279.208431][ T8167] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 279.208434][ T8167] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 279.208438][ T8167] ? 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) [ 279.208440][ T8167] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 279.208443][ T8167] put_chars (drivers/char/virtio_console.c:1176) [ 279.208444][ T8167] ? __send_to_port (drivers/char/virtio_console.c:654) [ 279.208445][ T8167] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 279.208448][ T8167] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 279.208450][ T8167] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 279.208455][ T8167] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 279.208457][ T8167] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 279.208459][ T8167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.208460][ T8167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.208461][ T8167] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 279.208464][ T8167] console_emit_next_record (kernel/printk/printk.c:3183) [ 279.208466][ T8167] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 279.208468][ T8167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.208469][ T8167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.208470][ T8167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.208471][ T8167] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 279.208473][ T8167] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 279.208475][ T8167] console_flush_one_record (kernel/printk/printk.c:3268) [ 279.208477][ T8167] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 279.208480][ T8167] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 279.208482][ T8167] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 279.208483][ T8167] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 279.208485][ T8167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.208486][ T8167] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 279.208491][ T8167] ? 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) [ 279.208492][ T8167] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 279.208494][ T8167] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 279.208496][ T8167] ? vprintk_emit (kernel/printk/printk.c:2478) [ 279.208497][ T8167] vprintk_emit (kernel/printk/printk.c:2479) [ 279.208499][ T8167] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 279.208501][ T8167] _printk (kernel/printk/printk.c:2504) [ 279.208504][ T8167] ? snapshot_read.cold (user.c:?) [ 279.208506][ T8167] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 279.208508][ T8167] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 279.208512][ T8167] ? 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) [ 279.208514][ T8167] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 279.208515][ T8167] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 279.208519][ T8167] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 279.208521][ T8167] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 279.208523][ T8167] ? netdev_notice (net/core/dev.c:13194) [ 279.208525][ T8167] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 279.208532][ T8167] ? 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) [ 279.208534][ T8167] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 279.208536][ T8167] netif_set_promiscuity (net/core/dev.c:9699) [ 279.208539][ T8167] dev_set_promiscuity (net/core/dev_api.c:288) [ 279.208541][ T8167] ? dev_disable_lro (net/core/dev_api.c:267) [ 279.208542][ T8167] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 279.208546][ T8167] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 279.208550][ T8167] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 279.208552][ T8167] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 279.208556][ T8167] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 279.208560][ T8167] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 279.208564][ T8167] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 279.208567][ T8167] ? __nla_validate_parse (lib/nlattr.c:635) [ 279.208571][ T8167] ? __nla_parse (lib/nlattr.c:732) [ 279.208573][ T8167] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 279.208577][ T8167] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 279.208580][ T8167] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 279.208583][ T8167] ? security_capable (security/security.c:660 (discriminator 11)) [ 279.208586][ T8167] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 279.208588][ T8167] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 279.208591][ T8167] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 279.208594][ T8167] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 279.208597][ T8167] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 279.208599][ T8167] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 279.208601][ T8167] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 279.208603][ T8167] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 279.208605][ T8167] ? netlink_ack (./include/linux/skbuff.h:2718) [ 279.208608][ T8167] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 279.208609][ T8167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.208611][ T8167] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 279.208613][ T8167] genl_rcv (net/netlink/genetlink.c:1218) [ 279.208614][ T8167] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 279.208616][ T8167] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 279.208618][ T8167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.208620][ T8167] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 279.208622][ T8167] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 279.208631][ T8167] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 279.208632][ T8167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.208634][ T8167] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 279.208637][ T8167] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 279.208640][ T8167] __sys_sendto (net/socket.c:2281) [ 279.208642][ T8167] ? __ia32_sys_getpeername (net/socket.c:2235) [ 279.208646][ T8167] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 279.208647][ T8167] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 279.208649][ T8167] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 279.208650][ T8167] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 279.208653][ T8167] ? 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)) [ 279.208655][ T8167] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 279.208656][ T8167] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 279.208660][ T8167] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 279.208662][ T8167] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 279.208664][ T8167] RIP: 0033:0x7f1a94f74312 [ 279.208666][ T8167] 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) [ 279.208668][ T8167] RSP: 002b:00007fffba548648 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 279.208671][ T8167] RAX: ffffffffffffffda RBX: 00007fffba548778 RCX: 00007f1a94f74312 [ 279.208673][ T8167] RDX: 0000000000000034 RSI: 00007f1a9025ea30 RDI: 0000000000000023 [ 279.208674][ T8167] RBP: 00007fffba548670 R08: 00007fffba5487f0 R09: 000000000000000c [ 279.208675][ T8167] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1a92de2190 [ 279.208676][ T8167] R13: 00007fffba548778 R14: 00007f1a9489301a R15: 00007fffba548b68 | [ 286.794603][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 286.794605][ T12] Preemption disabled at: | [ 286.794606][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 286.794617][ T12] Tainted: [W]=WARN [ 286.794618][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 286.794620][ T12] Workqueue: netns cleanup_net [ 286.794625][ T12] Call Trace: [ 286.794627][ T12] [ 286.794628][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 286.794634][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 286.794635][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 286.794639][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 286.794642][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 286.794644][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 286.794647][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 286.794649][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 286.794659][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 286.794664][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 286.794665][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 286.794669][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 286.794670][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 286.794672][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 286.794673][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 286.794676][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 286.794681][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 286.794683][ T12] ? 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) [ 286.794685][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 286.794687][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 286.794689][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 286.794690][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 286.794693][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 286.794695][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 286.794698][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 286.794701][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 286.794704][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 286.794706][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 286.794707][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 286.794709][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 286.794710][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 286.794712][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 286.794713][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 286.794715][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 286.794717][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 286.794718][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 286.794719][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 286.794721][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 286.794723][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 286.794730][ T12] _printk (kernel/printk/printk.c:2504) [ 286.794732][ T12] ? snapshot_read.cold (user.c:?) [ 286.794735][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 286.794738][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 286.794740][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 286.794742][ T12] ? netdev_notice (net/core/dev.c:13194) [ 286.794744][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 286.794747][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 286.794749][ T12] ? 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) [ 286.794751][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 286.794753][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 286.794756][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 286.794757][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 286.794760][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 286.794767][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 286.794771][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 286.794773][ T12] notifier_call_chain (kernel/notifier.c:85) [ 286.794776][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 286.794778][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 286.794780][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 286.794783][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 286.794784][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 286.794786][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 286.794787][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 286.794789][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 286.794791][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 286.794794][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 286.794796][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 286.794798][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 286.794801][ T12] cleanup_net (net/core/net_namespace.c:706) [ 286.794803][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 286.794805][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 286.794806][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 286.794808][ T12] process_one_work (kernel/workqueue.c:3387) [ 286.794812][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 286.794814][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 286.794816][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 286.794819][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 286.794822][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 286.794824][ T12] kthread (kernel/kthread.c:436) [ 286.794826][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 286.794829][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 286.794831][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 286.794834][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 286.794836][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 286.794839][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 286.794841][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 288.665944][ T8394] softirqs last disabled at (0): 0x0 | [ 288.665945][ T8394] Preemption disabled at: | [ 288.665946][ T8394] vprintk_emit (kernel/printk/printk.c:2471) | [ 288.665956][ T8394] Tainted: [W]=WARN [ 288.665957][ T8394] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 288.665959][ T8394] Call Trace: [ 288.665960][ T8394] [ 288.665961][ T8394] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 288.665967][ T8394] ? vprintk_emit (kernel/printk/printk.c:2471) [ 288.665969][ T8394] __might_resched.cold (kernel/sched/core.c:9234) [ 288.665972][ T8394] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 288.665976][ T8394] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 288.665979][ T8394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.665982][ T8394] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 288.665984][ T8394] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 288.665987][ T8394] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 288.665992][ T8394] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 288.665994][ T8394] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 288.665997][ T8394] put_chars (drivers/char/virtio_console.c:1176) [ 288.665998][ T8394] ? __send_to_port (drivers/char/virtio_console.c:654) [ 288.666000][ T8394] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 288.666003][ T8394] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 288.666008][ T8394] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 288.666010][ T8394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.666011][ T8394] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 288.666013][ T8394] console_emit_next_record (kernel/printk/printk.c:3183) [ 288.666016][ T8394] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 288.666018][ T8394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.666019][ T8394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.666020][ T8394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.666021][ T8394] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 288.666023][ T8394] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 288.666025][ T8394] console_flush_one_record (kernel/printk/printk.c:3268) [ 288.666028][ T8394] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 288.666031][ T8394] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 288.666033][ T8394] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 288.666034][ T8394] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 288.666036][ T8394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.666037][ T8394] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 288.666039][ T8394] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 288.666040][ T8394] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 288.666042][ T8394] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 288.666044][ T8394] ? vprintk_emit (kernel/printk/printk.c:2478) [ 288.666045][ T8394] vprintk_emit (kernel/printk/printk.c:2479) [ 288.666047][ T8394] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 288.666048][ T8394] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 288.666051][ T8394] _printk (kernel/printk/printk.c:2504) [ 288.666054][ T8394] ? snapshot_read.cold (user.c:?) [ 288.666057][ T8394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.666058][ T8394] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 288.666061][ T8394] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 288.666063][ T8394] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 288.666065][ T8394] ? netdev_notice (net/core/dev.c:13194) [ 288.666067][ T8394] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 288.666074][ T8394] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 288.666078][ T8394] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 288.666080][ T8394] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 288.666082][ T8394] netif_set_promiscuity (net/core/dev.c:9699) [ 288.666086][ T8394] dev_set_promiscuity (net/core/dev_api.c:288) [ 288.666088][ T8394] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 288.666093][ T8394] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 288.666098][ T8394] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 288.666102][ T8394] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 288.666106][ T8394] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 288.666110][ T8394] ? security_capable (security/security.c:660 (discriminator 11)) [ 288.666113][ T8394] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 288.666115][ T8394] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 288.666117][ T8394] ? __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 [ 288.666121][ T8394] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 288.666125][ T8394] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 288.666128][ T8394] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 288.666130][ T8394] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 288.666132][ T8394] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 288.666134][ T8394] ? netlink_ack (./include/linux/skbuff.h:2718) [ 288.666137][ T8394] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 288.666139][ T8394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.666140][ T8394] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 288.666142][ T8394] genl_rcv (net/netlink/genetlink.c:1218) [ 288.666144][ T8394] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 288.666146][ T8394] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 288.666148][ T8394] ? __futex_wake_mark (kernel/futex/waitwake.c:123 (discriminator 4) kernel/futex/waitwake.c:110 (discriminator 4)) [ 288.666151][ T8394] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 288.666153][ T8394] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 288.666155][ T8394] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 288.666157][ T8394] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 288.666159][ T8394] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 288.666162][ T8394] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 288.666165][ T8394] __sys_sendto (net/socket.c:2281) [ 288.666167][ T8394] ? __ia32_sys_getpeername (net/socket.c:2235) [ 288.666169][ T8394] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 288.666171][ T8394] ? do_futex (kernel/futex/syscalls.c:133) [ 288.666173][ T8394] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 288.666175][ T8394] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 288.666179][ T8394] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 288.666181][ T8394] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 288.666184][ T8394] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 288.666186][ T8394] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 288.666188][ T8394] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 288.666191][ T8394] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 288.666192][ T8394] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 288.666194][ T8394] RIP: 0033:0x7f668d18d312 [ 288.666196][ T8394] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 288.666198][ T8394] RSP: 002b:00007ffed471df18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 288.666202][ T8394] RAX: ffffffffffffffda RBX: 00007ffed471e048 RCX: 00007f668d18d312 [ 288.666203][ T8394] RDX: 0000000000000024 RSI: 00007f668aefdbf0 RDI: 0000000000000020 [ 288.666204][ T8394] RBP: 00007ffed471df40 R08: 00007ffed471e0c0 R09: 000000000000000c [ 288.666205][ T8394] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f668afe9e10 [ 288.666206][ T8394] R13: 00007ffed471e048 R14: 00007f668caac01a R15: 00007ffed471e438 | [ 290.857779][ T8501] softirqs last disabled at (0): 0x0 | [ 290.857781][ T8501] Preemption disabled at: | [ 290.857782][ T8501] vprintk_emit (kernel/printk/printk.c:2471) | [ 290.857793][ T8501] Tainted: [W]=WARN [ 290.857794][ T8501] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 290.857796][ T8501] Call Trace: [ 290.857797][ T8501] [ 290.857798][ T8501] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 290.857804][ T8501] ? vprintk_emit (kernel/printk/printk.c:2471) [ 290.857806][ T8501] __might_resched.cold (kernel/sched/core.c:9234) [ 290.857809][ T8501] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 290.857813][ T8501] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 290.857816][ T8501] __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)) [ 290.857819][ T8501] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 290.857822][ T8501] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 290.857826][ T8501] ? 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) [ 290.857828][ T8501] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 290.857831][ T8501] put_chars (drivers/char/virtio_console.c:1176) [ 290.857833][ T8501] ? __send_to_port (drivers/char/virtio_console.c:654) [ 290.857835][ T8501] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 290.857837][ T8501] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 290.857842][ T8501] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 290.857844][ T8501] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 290.857846][ T8501] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 290.857847][ T8501] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 290.857850][ T8501] console_emit_next_record (kernel/printk/printk.c:3183) [ 290.857853][ T8501] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 290.857855][ T8501] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 290.857856][ T8501] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 290.857857][ T8501] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 290.857858][ T8501] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 290.857860][ T8501] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 290.857862][ T8501] console_flush_one_record (kernel/printk/printk.c:3268) [ 290.857864][ T8501] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 290.857867][ T8501] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 290.857869][ T8501] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 290.857871][ T8501] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 290.857873][ T8501] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 290.857873][ T8501] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 290.857875][ T8501] ? 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) [ 290.857877][ T8501] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 290.857878][ T8501] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 290.857880][ T8501] ? vprintk_emit (kernel/printk/printk.c:2478) [ 290.857881][ T8501] vprintk_emit (kernel/printk/printk.c:2479) [ 290.857883][ T8501] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 290.857884][ T8501] ? 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) [ 290.857886][ T8501] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 290.857887][ T8501] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 290.857891][ T8501] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 290.857893][ T8501] _printk (kernel/printk/printk.c:2504) [ 290.857896][ T8501] ? snapshot_read.cold (user.c:?) [ 290.857897][ T8501] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 290.857901][ T8501] ? idr_get_free (??:?) [ 290.857903][ T8501] ? 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) [ 290.857907][ T8501] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 290.857914][ T8501] ? nla_get_range_signed (lib/nlattr.c:270) [ 290.857918][ T8501] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 290.857920][ T8501] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 290.857922][ T8501] __nla_validate_parse (lib/nlattr.c:635) [ 290.857925][ T8501] __nla_parse (lib/nlattr.c:732) [ 290.857927][ T8501] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 290.857930][ T8501] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 290.857932][ T8501] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 290.857934][ T8501] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 290.857938][ T8501] ? security_capable (security/security.c:660 (discriminator 11)) [ 290.857940][ T8501] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 290.857943][ T8501] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 290.857946][ T8501] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 290.857953][ T8501] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 290.857956][ T8501] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 290.857958][ T8501] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 290.857960][ T8501] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 290.857962][ T8501] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 290.857964][ T8501] ? netlink_ack (./include/linux/skbuff.h:2718) [ 290.857967][ T8501] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 290.857969][ T8501] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 290.857970][ T8501] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 290.857972][ T8501] genl_rcv (net/netlink/genetlink.c:1218) [ 290.857974][ T8501] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 290.857976][ T8501] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 290.857979][ T8501] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 290.857981][ T8501] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 290.857983][ T8501] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 290.857984][ T8501] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 290.857986][ T8501] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 290.857989][ T8501] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 290.857992][ T8501] __sys_sendto (net/socket.c:2281) [ 290.857995][ T8501] ? __ia32_sys_getpeername (net/socket.c:2235) [ 290.857999][ T8501] ? fput_close_sync (fs/file_table.c:617) [ 290.858002][ T8501] ? alloc_file_clone (fs/file_table.c:479) [ 290.858004][ T8501] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 290.858005][ T8501] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 290.858007][ T8501] ? 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)) [ 290.858009][ T8501] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 290.858010][ T8501] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 290.858013][ T8501] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 290.858015][ T8501] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 290.858017][ T8501] RIP: 0033:0x7f1221e34312 [ 290.858019][ T8501] 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) [ 290.858021][ T8501] RSP: 002b:00007ffc86c87c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 290.858024][ T8501] RAX: ffffffffffffffda RBX: 00007ffc86c87d98 RCX: 00007f1221e34312 [ 290.858026][ T8501] RDX: 0000000000000044 RSI: 00007f121fb830f0 RDI: 0000000000000020 [ 290.858027][ T8501] RBP: 00007ffc86c87c90 R08: 00007ffc86c87e10 R09: 000000000000000c [ 290.858027][ T8501] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f121fca20b0 [ 290.858028][ T8501] R13: 00007ffc86c87d98 R14: 00007f122175301a R15: 00007ffc86c88188 | [ 292.582733][ T8558] softirqs last disabled at (0): 0x0 | [ 292.582734][ T8558] Preemption disabled at: | [ 292.582735][ T8558] vprintk_emit (kernel/printk/printk.c:2471) | [ 292.582745][ T8558] Tainted: [W]=WARN [ 292.582746][ T8558] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 292.582748][ T8558] Call Trace: [ 292.582749][ T8558] [ 292.582750][ T8558] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 292.582756][ T8558] ? vprintk_emit (kernel/printk/printk.c:2471) [ 292.582757][ T8558] __might_resched.cold (kernel/sched/core.c:9234) [ 292.582761][ T8558] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 292.582764][ T8558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.582767][ T8558] __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)) [ 292.582769][ T8558] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 292.582772][ T8558] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 292.582777][ T8558] ? 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) [ 292.582779][ T8558] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 292.582782][ T8558] put_chars (drivers/char/virtio_console.c:1176) [ 292.582783][ T8558] ? __send_to_port (drivers/char/virtio_console.c:654) [ 292.582785][ T8558] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 292.582787][ T8558] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 292.582789][ T8558] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 292.582794][ T8558] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 292.582796][ T8558] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 292.582797][ T8558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.582798][ T8558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.582799][ T8558] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.582802][ T8558] console_emit_next_record (kernel/printk/printk.c:3183) [ 292.582805][ T8558] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 292.582807][ T8558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.582808][ T8558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.582809][ T8558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.582810][ T8558] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.582812][ T8558] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 292.582813][ T8558] console_flush_one_record (kernel/printk/printk.c:3268) [ 292.582816][ T8558] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 292.582819][ T8558] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 292.582820][ T8558] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.582822][ T8558] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 292.582824][ T8558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.582825][ T8558] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 292.582826][ T8558] ? 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) [ 292.582828][ T8558] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 292.582829][ T8558] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 292.582831][ T8558] ? vprintk_emit (kernel/printk/printk.c:2478) [ 292.582833][ T8558] vprintk_emit (kernel/printk/printk.c:2479) [ 292.582835][ T8558] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 292.582837][ T8558] _printk (kernel/printk/printk.c:2504) [ 292.582840][ T8558] ? snapshot_read.cold (user.c:?) [ 292.582841][ T8558] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 292.582844][ T8558] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 292.582848][ T8558] ? 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) [ 292.582849][ T8558] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 292.582851][ T8558] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 292.582854][ T8558] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 292.582856][ T8558] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 292.582858][ T8558] ? netdev_notice (net/core/dev.c:13194) [ 292.582860][ T8558] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 292.582868][ T8558] ? 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) [ 292.582869][ T8558] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 292.582871][ T8558] netif_set_promiscuity (net/core/dev.c:9699) [ 292.582874][ T8558] dev_set_promiscuity (net/core/dev_api.c:288) [ 292.582876][ T8558] ? dev_disable_lro (net/core/dev_api.c:267) [ 292.582877][ T8558] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 292.582881][ T8558] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 292.582885][ T8558] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 292.582887][ T8558] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 292.582891][ T8558] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 292.582895][ T8558] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 292.582899][ T8558] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 292.582902][ T8558] ? __nla_validate_parse (lib/nlattr.c:635) [ 292.582907][ T8558] ? __nla_parse (lib/nlattr.c:732) [ 292.582909][ T8558] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 292.582913][ T8558] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 292.582915][ T8558] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 292.582918][ T8558] ? security_capable (security/security.c:660 (discriminator 11)) [ 292.582921][ T8558] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 292.582923][ T8558] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 292.582926][ T8558] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 292.582929][ T8558] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 292.582932][ T8558] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 292.582934][ T8558] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 292.582936][ T8558] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 292.582938][ T8558] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 292.582940][ T8558] ? netlink_ack (./include/linux/skbuff.h:2718) [ 292.582943][ T8558] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.582945][ T8558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.582946][ T8558] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 292.582948][ T8558] genl_rcv (net/netlink/genetlink.c:1218) [ 292.582949][ T8558] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 292.582952][ T8558] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 292.582953][ T8558] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.582955][ T8558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.582956][ T8558] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 292.582958][ T8558] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 292.582960][ T8558] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 292.582962][ T8558] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.582964][ T8558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.582965][ T8558] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 292.582968][ T8558] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 292.582971][ T8558] __sys_sendto (net/socket.c:2281) [ 292.582973][ T8558] ? __ia32_sys_getpeername (net/socket.c:2235) [ 292.582976][ T8558] ? do_futex (kernel/futex/syscalls.c:138) [ 292.582978][ T8558] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 292.582981][ T8558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.582982][ T8558] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 292.582984][ T8558] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 292.582985][ T8558] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 292.582988][ T8558] ? 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)) [ 292.582990][ T8558] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 292.582991][ T8558] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 292.582995][ T8558] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 292.582997][ T8558] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 292.582999][ T8558] RIP: 0033:0x7f65d6459312 [ 292.583001][ T8558] 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) [ 292.583003][ T8558] RSP: 002b:00007ffd69eeb508 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 292.583006][ T8558] RAX: ffffffffffffffda RBX: 00007ffd69eeb638 RCX: 00007f65d6459312 [ 292.583008][ T8558] RDX: 0000000000000034 RSI: 00007f65d07077b0 RDI: 0000000000000023 [ 292.583009][ T8558] RBP: 00007ffd69eeb530 R08: 00007ffd69eeb6b0 R09: 000000000000000c [ 292.583010][ T8558] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f65d42b2190 [ 292.583011][ T8558] R13: 00007ffd69eeb638 R14: 00007f65d5d7801a R15: 00007ffd69eeba28 | [ 299.371709][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 299.371711][ T12] Preemption disabled at: | [ 299.371712][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 299.371723][ T12] Tainted: [W]=WARN [ 299.371724][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 299.371726][ T12] Workqueue: netns cleanup_net [ 299.371732][ T12] Call Trace: [ 299.371733][ T12] [ 299.371735][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 299.371741][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 299.371742][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 299.371746][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 299.371749][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 299.371751][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.371753][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 299.371756][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 299.371759][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 299.371764][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 299.371766][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 299.371768][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 299.371770][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 299.371771][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 299.371773][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 299.371776][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 299.371780][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 299.371782][ T12] ? 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) [ 299.371784][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 299.371786][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 299.371788][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.371789][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.371792][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 299.371794][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 299.371796][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.371797][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.371798][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.371799][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.371801][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 299.371803][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 299.371805][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 299.371808][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 299.371810][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.371811][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 299.371813][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.371814][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 299.371815][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 299.371817][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 299.371818][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 299.371820][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 299.371822][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 299.371823][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 299.371825][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 299.371826][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 299.371833][ T12] _printk (kernel/printk/printk.c:2504) [ 299.371836][ T12] ? snapshot_read.cold (user.c:?) [ 299.371838][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 299.371841][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 299.371843][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 299.371846][ T12] ? netdev_notice (net/core/dev.c:13194) [ 299.371847][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 299.371850][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 299.371853][ T12] ? 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) [ 299.371854][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 299.371856][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 299.371859][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 299.371861][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 299.371864][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 299.371870][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 299.371874][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.371876][ T12] notifier_call_chain (kernel/notifier.c:85) [ 299.371879][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 299.371881][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 299.371883][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 299.371885][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 299.371887][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 299.371888][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.371890][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 299.371891][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 299.371893][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 299.371896][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 299.371898][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 299.371900][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 299.371902][ T12] cleanup_net (net/core/net_namespace.c:706) [ 299.371904][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 299.371906][ T12] ? update_load_avg (kernel/sched/fair.c:5864) [ 299.371908][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.371910][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.371911][ T12] process_one_work (kernel/workqueue.c:3387) [ 299.371915][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 299.371917][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 299.371919][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 299.371922][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 299.371924][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 299.371926][ T12] kthread (kernel/kthread.c:436) [ 299.371928][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 299.371931][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 299.371933][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 299.371936][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 299.371938][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 299.371941][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 299.371943][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 301.111292][ T8785] softirqs last disabled at (0): 0x0 | [ 301.111294][ T8785] Preemption disabled at: | [ 301.111295][ T8785] vprintk_emit (kernel/printk/printk.c:2471) | [ 301.111305][ T8785] Tainted: [W]=WARN [ 301.111306][ T8785] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 301.111308][ T8785] Call Trace: [ 301.111309][ T8785] [ 301.111310][ T8785] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 301.111316][ T8785] ? vprintk_emit (kernel/printk/printk.c:2471) [ 301.111317][ T8785] __might_resched.cold (kernel/sched/core.c:9234) [ 301.111321][ T8785] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 301.111324][ T8785] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 301.111327][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 301.111330][ T8785] __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)) [ 301.111333][ T8785] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 301.111336][ T8785] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 301.111341][ T8785] ? 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) [ 301.111342][ T8785] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 301.111345][ T8785] put_chars (drivers/char/virtio_console.c:1176) [ 301.111347][ T8785] ? __send_to_port (drivers/char/virtio_console.c:654) [ 301.111348][ T8785] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 301.111351][ T8785] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 301.111356][ T8785] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 301.111358][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 301.111359][ T8785] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 301.111362][ T8785] console_emit_next_record (kernel/printk/printk.c:3183) [ 301.111364][ T8785] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 301.111366][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 301.111367][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 301.111368][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 301.111369][ T8785] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 301.111371][ T8785] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 301.111373][ T8785] console_flush_one_record (kernel/printk/printk.c:3268) [ 301.111375][ T8785] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 301.111378][ T8785] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 301.111380][ T8785] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 301.111381][ T8785] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 301.111383][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 301.111384][ T8785] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 301.111385][ T8785] ? 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) [ 301.111387][ T8785] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 301.111388][ T8785] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 301.111390][ T8785] ? vprintk_emit (kernel/printk/printk.c:2478) [ 301.111392][ T8785] vprintk_emit (kernel/printk/printk.c:2479) [ 301.111393][ T8785] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 301.111395][ T8785] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 301.111397][ T8785] _printk (kernel/printk/printk.c:2504) [ 301.111400][ T8785] ? snapshot_read.cold (user.c:?) [ 301.111402][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 301.111403][ T8785] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 301.111407][ T8785] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 301.111409][ T8785] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 301.111411][ T8785] ? netdev_notice (net/core/dev.c:13194) [ 301.111413][ T8785] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 301.111420][ T8785] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 301.111423][ T8785] ? 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) [ 301.111425][ T8785] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 301.111427][ T8785] netif_set_promiscuity (net/core/dev.c:9699) [ 301.111432][ T8785] dev_set_promiscuity (net/core/dev_api.c:288) [ 301.111434][ T8785] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 301.111438][ T8785] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 301.111443][ T8785] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 301.111447][ T8785] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 301.111451][ T8785] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 301.111454][ T8785] ? security_capable (security/security.c:660 (discriminator 11)) [ 301.111457][ T8785] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 301.111460][ T8785] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 301.111462][ T8785] ? __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 [ 301.111465][ T8785] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 301.111468][ T8785] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 301.111471][ T8785] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 301.111474][ T8785] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 301.111475][ T8785] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 301.111477][ T8785] ? netlink_ack (./include/linux/skbuff.h:2718) [ 301.111480][ T8785] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 301.111482][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 301.111483][ T8785] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 301.111485][ T8785] genl_rcv (net/netlink/genetlink.c:1218) [ 301.111487][ T8785] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 301.111489][ T8785] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 301.111491][ T8785] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 301.111492][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 301.111493][ T8785] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 301.111495][ T8785] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 301.111497][ T8785] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 301.111499][ T8785] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 301.111501][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 301.111502][ T8785] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 301.111505][ T8785] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 301.111508][ T8785] __sys_sendto (net/socket.c:2281) [ 301.111510][ T8785] ? __ia32_sys_getpeername (net/socket.c:2235) [ 301.111512][ T8785] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 301.111517][ T8785] ? do_futex (kernel/futex/syscalls.c:138) [ 301.111520][ T8785] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 301.111523][ T8785] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 301.111524][ T8785] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 301.111526][ T8785] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 301.111529][ T8785] ? 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)) [ 301.111531][ T8785] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 301.111532][ T8785] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 301.111535][ T8785] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 301.111536][ T8785] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 301.111538][ T8785] RIP: 0033:0x7fa7f90cd312 [ 301.111539][ T8785] 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) [ 301.111541][ T8785] RSP: 002b:00007ffd9b2db048 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 301.111545][ T8785] RAX: ffffffffffffffda RBX: 00007ffd9b2db178 RCX: 00007fa7f90cd312 [ 301.111546][ T8785] RDX: 0000000000000024 RSI: 00007fa7f4c95ef0 RDI: 0000000000000020 [ 301.111547][ T8785] RBP: 00007ffd9b2db070 R08: 00007ffd9b2db1f0 R09: 000000000000000c [ 301.111548][ T8785] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa7f6f29e10 [ 301.111549][ T8785] R13: 00007ffd9b2db178 R14: 00007fa7f89ec01a R15: 00007ffd9b2db568 | [ 303.229577][ T8880] softirqs last disabled at (0): 0x0 | [ 303.229579][ T8880] Preemption disabled at: | [ 303.229580][ T8880] vprintk_emit (kernel/printk/printk.c:2471) | [ 303.229589][ T8880] Tainted: [W]=WARN [ 303.229590][ T8880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 303.229592][ T8880] Call Trace: [ 303.229593][ T8880] [ 303.229594][ T8880] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 303.229599][ T8880] ? vprintk_emit (kernel/printk/printk.c:2471) [ 303.229601][ T8880] __might_resched.cold (kernel/sched/core.c:9234) [ 303.229605][ T8880] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 303.229608][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.229610][ T8880] __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)) [ 303.229613][ T8880] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 303.229616][ T8880] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 303.229621][ T8880] ? 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) [ 303.229622][ T8880] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 303.229625][ T8880] put_chars (drivers/char/virtio_console.c:1176) [ 303.229626][ T8880] ? __send_to_port (drivers/char/virtio_console.c:654) [ 303.229628][ T8880] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 303.229630][ T8880] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 303.229635][ T8880] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 303.229637][ T8880] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 303.229639][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.229640][ T8880] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 303.229642][ T8880] console_emit_next_record (kernel/printk/printk.c:3183) [ 303.229645][ T8880] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 303.229647][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.229648][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.229649][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.229650][ T8880] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 303.229652][ T8880] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 303.229653][ T8880] console_flush_one_record (kernel/printk/printk.c:3268) [ 303.229656][ T8880] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 303.229658][ T8880] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 303.229660][ T8880] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 303.229662][ T8880] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 303.229663][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.229664][ T8880] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 303.229666][ T8880] ? 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) [ 303.229667][ T8880] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 303.229669][ T8880] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 303.229671][ T8880] ? vprintk_emit (kernel/printk/printk.c:2478) [ 303.229672][ T8880] vprintk_emit (kernel/printk/printk.c:2479) [ 303.229674][ T8880] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 303.229675][ T8880] ? 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) [ 303.229677][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.229678][ T8880] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 303.229682][ T8880] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 303.229684][ T8880] _printk (kernel/printk/printk.c:2504) [ 303.229686][ T8880] ? snapshot_read.cold (user.c:?) [ 303.229688][ T8880] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 303.229692][ T8880] ? idr_get_free (??:?) [ 303.229694][ T8880] ? 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) [ 303.229697][ T8880] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 303.229704][ T8880] ? nla_get_range_signed (lib/nlattr.c:270) [ 303.229708][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.229710][ T8880] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 303.229718][ T8880] __nla_validate_parse (lib/nlattr.c:635) [ 303.229721][ T8880] __nla_parse (lib/nlattr.c:732) [ 303.229723][ T8880] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 303.229726][ T8880] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 303.229727][ T8880] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 303.229730][ T8880] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 303.229733][ T8880] ? security_capable (security/security.c:660 (discriminator 11)) [ 303.229736][ T8880] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 303.229738][ T8880] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 303.229741][ T8880] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 303.229748][ T8880] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 303.229751][ T8880] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 303.229753][ T8880] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 303.229755][ T8880] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 303.229757][ T8880] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 303.229759][ T8880] ? netlink_ack (./include/linux/skbuff.h:2718) [ 303.229762][ T8880] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 303.229763][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.229764][ T8880] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 303.229766][ T8880] genl_rcv (net/netlink/genetlink.c:1218) [ 303.229768][ T8880] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 303.229770][ T8880] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 303.229773][ T8880] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 303.229775][ T8880] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 303.229777][ T8880] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 303.229779][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.229780][ T8880] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 303.229783][ T8880] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 303.229787][ T8880] __sys_sendto (net/socket.c:2281) [ 303.229789][ T8880] ? __ia32_sys_getpeername (net/socket.c:2235) [ 303.229793][ T8880] ? fput_close_sync (fs/file_table.c:617) [ 303.229796][ T8880] ? alloc_file_clone (fs/file_table.c:479) [ 303.229798][ T8880] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 303.229800][ T8880] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 303.229801][ T8880] ? 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)) [ 303.229803][ T8880] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 303.229804][ T8880] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 303.229806][ T8880] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 303.229808][ T8880] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 303.229810][ T8880] RIP: 0033:0x7f50461e1312 [ 303.229812][ T8880] 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) [ 303.229814][ T8880] RSP: 002b:00007ffe2541d0e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 303.229817][ T8880] RAX: ffffffffffffffda RBX: 00007ffe2541d218 RCX: 00007f50461e1312 [ 303.229819][ T8880] RDX: 0000000000000044 RSI: 00007f5041d8fbe0 RDI: 0000000000000020 [ 303.229820][ T8880] RBP: 00007ffe2541d110 R08: 00007ffe2541d290 R09: 000000000000000c [ 303.229820][ T8880] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f504403e0b0 [ 303.229821][ T8880] R13: 00007ffe2541d218 R14: 00007f5045b0001a R15: 00007ffe2541d608 | [ 304.930487][ T8938] softirqs last disabled at (0): 0x0 | [ 304.930489][ T8938] Preemption disabled at: | [ 304.930490][ T8938] vprintk_emit (kernel/printk/printk.c:2471) | [ 304.930500][ T8938] Tainted: [W]=WARN [ 304.930501][ T8938] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 304.930502][ T8938] Call Trace: [ 304.930504][ T8938] [ 304.930505][ T8938] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 304.930512][ T8938] ? vprintk_emit (kernel/printk/printk.c:2471) [ 304.930516][ T8938] __might_resched.cold (kernel/sched/core.c:9234) [ 304.930520][ T8938] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 304.930523][ T8938] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.930526][ T8938] __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)) [ 304.930529][ T8938] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 304.930532][ T8938] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 304.930537][ T8938] ? 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) [ 304.930539][ T8938] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 304.930541][ T8938] put_chars (drivers/char/virtio_console.c:1176) [ 304.930543][ T8938] ? __send_to_port (drivers/char/virtio_console.c:654) [ 304.930544][ T8938] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 304.930547][ T8938] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 304.930549][ T8938] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 304.930554][ T8938] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 304.930556][ T8938] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 304.930557][ T8938] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.930558][ T8938] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.930559][ T8938] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.930562][ T8938] console_emit_next_record (kernel/printk/printk.c:3183) [ 304.930565][ T8938] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 304.930567][ T8938] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.930568][ T8938] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.930569][ T8938] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.930570][ T8938] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.930572][ T8938] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 304.930573][ T8938] console_flush_one_record (kernel/printk/printk.c:3268) [ 304.930576][ T8938] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 304.930579][ T8938] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 304.930581][ T8938] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.930582][ T8938] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 304.930584][ T8938] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.930585][ T8938] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 304.930587][ T8938] ? 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) [ 304.930588][ T8938] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 304.930590][ T8938] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 304.930592][ T8938] ? vprintk_emit (kernel/printk/printk.c:2478) [ 304.930593][ T8938] vprintk_emit (kernel/printk/printk.c:2479) [ 304.930595][ T8938] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 304.930597][ T8938] _printk (kernel/printk/printk.c:2504) [ 304.930600][ T8938] ? snapshot_read.cold (user.c:?) [ 304.930602][ T8938] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 304.930604][ T8938] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 304.930608][ T8938] ? 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) [ 304.930609][ T8938] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 304.930611][ T8938] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 304.930614][ T8938] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 304.930617][ T8938] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 304.930619][ T8938] ? netdev_notice (net/core/dev.c:13194) [ 304.930620][ T8938] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 304.930628][ T8938] ? 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) [ 304.930630][ T8938] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 304.930632][ T8938] netif_set_promiscuity (net/core/dev.c:9699) [ 304.930634][ T8938] dev_set_promiscuity (net/core/dev_api.c:288) [ 304.930636][ T8938] ? dev_disable_lro (net/core/dev_api.c:267) [ 304.930637][ T8938] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 304.930642][ T8938] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 304.930645][ T8938] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 304.930647][ T8938] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 304.930651][ T8938] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 304.930655][ T8938] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 304.930659][ T8938] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 304.930662][ T8938] ? __nla_validate_parse (lib/nlattr.c:635) [ 304.930666][ T8938] ? __nla_parse (lib/nlattr.c:732) [ 304.930668][ T8938] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 304.930672][ T8938] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 304.930674][ T8938] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 304.930678][ T8938] ? security_capable (security/security.c:660 (discriminator 11)) [ 304.930681][ T8938] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 304.930683][ T8938] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 304.930685][ T8938] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 304.930689][ T8938] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 304.930692][ T8938] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 304.930694][ T8938] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 304.930696][ T8938] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 304.930698][ T8938] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 304.930700][ T8938] ? netlink_ack (./include/linux/skbuff.h:2718) [ 304.930703][ T8938] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.930705][ T8938] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.930706][ T8938] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 304.930708][ T8938] genl_rcv (net/netlink/genetlink.c:1218) [ 304.930710][ T8938] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 304.930712][ T8938] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 304.930714][ T8938] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.930715][ T8938] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.930716][ T8938] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 304.930724][ T8938] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 304.930727][ T8938] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 304.930729][ T8938] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.930731][ T8938] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.930732][ T8938] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 304.930735][ T8938] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 304.930738][ T8938] __sys_sendto (net/socket.c:2281) [ 304.930740][ T8938] ? __ia32_sys_getpeername (net/socket.c:2235) [ 304.930742][ T8938] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 304.930744][ T8938] ? do_futex (kernel/futex/syscalls.c:138) [ 304.930747][ T8938] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 304.930749][ T8938] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 304.930751][ T8938] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 304.930753][ T8938] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 304.930756][ T8938] ? 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)) [ 304.930757][ T8938] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 304.930759][ T8938] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 304.930762][ T8938] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 304.930764][ T8938] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 304.930766][ T8938] RIP: 0033:0x7faff8e76312 [ 304.930768][ T8938] 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) [ 304.930770][ T8938] RSP: 002b:00007ffc309dfb78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 304.930774][ T8938] RAX: ffffffffffffffda RBX: 00007ffc309dfca8 RCX: 00007faff8e76312 [ 304.930776][ T8938] RDX: 0000000000000034 RSI: 00007faff410a6f0 RDI: 0000000000000023 [ 304.930776][ T8938] RBP: 00007ffc309dfba0 R08: 00007ffc309dfd20 R09: 000000000000000c [ 304.930777][ T8938] R10: 0000000000000000 R11: 0000000000000246 R12: 00007faff6cda190 [ 304.930778][ T8938] R13: 00007ffc309dfca8 R14: 00007faff879501a R15: 00007ffc309e0098 | [ 311.824689][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 311.824691][ T12] Preemption disabled at: | [ 311.824691][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 311.824702][ T12] Tainted: [W]=WARN [ 311.824703][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 311.824705][ T12] Workqueue: netns cleanup_net [ 311.824710][ T12] Call Trace: [ 311.824712][ T12] [ 311.824714][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 311.824719][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 311.824720][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 311.824723][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 311.824726][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 311.824728][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.824731][ T12] __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)) [ 311.824734][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 311.824736][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 311.824741][ T12] ? 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) [ 311.824743][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 311.824750][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 311.824752][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 311.824753][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 311.824755][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 311.824757][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 311.824762][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 311.824764][ T12] ? 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) [ 311.824766][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 311.824768][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 311.824769][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.824771][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.824773][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 311.824776][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 311.824778][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.824779][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.824779][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.824781][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.824782][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 311.824784][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 311.824786][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 311.824789][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 311.824791][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.824792][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 311.824794][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.824795][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 311.824797][ T12] ? 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) [ 311.824798][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 311.824799][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 311.824802][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 311.824803][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 311.824805][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 311.824806][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 311.824808][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 311.824814][ T12] _printk (kernel/printk/printk.c:2504) [ 311.824818][ T12] ? snapshot_read.cold (user.c:?) [ 311.824820][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 311.824823][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 311.824825][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 311.824827][ T12] ? netdev_notice (net/core/dev.c:13194) [ 311.824829][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 311.824831][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 311.824834][ T12] ? 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) [ 311.824835][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 311.824837][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 311.824840][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 311.824842][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 311.824845][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 311.824851][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 311.824855][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.824857][ T12] notifier_call_chain (kernel/notifier.c:85) [ 311.824860][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 311.824862][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 311.824864][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 311.824866][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 311.824868][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 311.824869][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.824871][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 311.824872][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 311.824874][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 311.824877][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 311.824879][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 311.824881][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 311.824883][ T12] cleanup_net (net/core/net_namespace.c:706) [ 311.824885][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 311.824887][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.824888][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.824890][ T12] process_one_work (kernel/workqueue.c:3387) [ 311.824894][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 311.824896][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 311.824898][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 311.824900][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 311.824903][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 311.824905][ T12] kthread (kernel/kthread.c:436) [ 311.824907][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 311.824910][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 311.824911][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 311.824914][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 311.824916][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 311.824919][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 311.824921][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 313.887207][ T9164] softirqs last disabled at (0): 0x0 | [ 313.887209][ T9164] Preemption disabled at: | [ 313.887210][ T9164] vprintk_emit (kernel/printk/printk.c:2471) | [ 313.887220][ T9164] Tainted: [W]=WARN [ 313.887220][ T9164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 313.887222][ T9164] Call Trace: [ 313.887224][ T9164] [ 313.887225][ T9164] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 313.887230][ T9164] ? vprintk_emit (kernel/printk/printk.c:2471) [ 313.887232][ T9164] __might_resched.cold (kernel/sched/core.c:9234) [ 313.887235][ T9164] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 313.887238][ T9164] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 313.887242][ T9164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 313.887244][ T9164] __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)) [ 313.887246][ T9164] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 313.887249][ T9164] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 313.887254][ T9164] ? 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) [ 313.887256][ T9164] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 313.887259][ T9164] put_chars (drivers/char/virtio_console.c:1176) [ 313.887261][ T9164] ? __send_to_port (drivers/char/virtio_console.c:654) [ 313.887262][ T9164] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 313.887265][ T9164] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 313.887270][ T9164] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 313.887272][ T9164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 313.887273][ T9164] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 313.887275][ T9164] console_emit_next_record (kernel/printk/printk.c:3183) [ 313.887278][ T9164] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 313.887280][ T9164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 313.887281][ T9164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 313.887282][ T9164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 313.887284][ T9164] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 313.887285][ T9164] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 313.887287][ T9164] console_flush_one_record (kernel/printk/printk.c:3268) [ 313.887290][ T9164] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 313.887292][ T9164] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 313.887294][ T9164] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 313.887296][ T9164] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 313.887298][ T9164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 313.887299][ T9164] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 313.887300][ T9164] ? 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) [ 313.887302][ T9164] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 313.887303][ T9164] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 313.887305][ T9164] ? vprintk_emit (kernel/printk/printk.c:2478) [ 313.887307][ T9164] vprintk_emit (kernel/printk/printk.c:2479) [ 313.887308][ T9164] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 313.887310][ T9164] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 313.887312][ T9164] _printk (kernel/printk/printk.c:2504) [ 313.887315][ T9164] ? snapshot_read.cold (user.c:?) [ 313.887317][ T9164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 313.887318][ T9164] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 313.887322][ T9164] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 313.887324][ T9164] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 313.887326][ T9164] ? netdev_notice (net/core/dev.c:13194) [ 313.887328][ T9164] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 313.887335][ T9164] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 313.887339][ T9164] ? 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) [ 313.887340][ T9164] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 313.887342][ T9164] netif_set_promiscuity (net/core/dev.c:9699) [ 313.887347][ T9164] dev_set_promiscuity (net/core/dev_api.c:288) [ 313.887349][ T9164] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 313.887353][ T9164] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 313.887359][ T9164] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 313.887363][ T9164] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 313.887367][ T9164] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 313.887370][ T9164] ? security_capable (security/security.c:660 (discriminator 11)) [ 313.887373][ T9164] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 313.887376][ T9164] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 313.887378][ T9164] ? __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 [ 313.887381][ T9164] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 313.887384][ T9164] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 313.887388][ T9164] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 313.887390][ T9164] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 313.887392][ T9164] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 313.887394][ T9164] ? netlink_ack (./include/linux/skbuff.h:2718) [ 313.887397][ T9164] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 313.887399][ T9164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 313.887400][ T9164] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 313.887402][ T9164] genl_rcv (net/netlink/genetlink.c:1218) [ 313.887404][ T9164] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 313.887406][ T9164] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 313.887408][ T9164] ? __futex_wake_mark (kernel/futex/waitwake.c:123 (discriminator 4) kernel/futex/waitwake.c:110 (discriminator 4)) [ 313.887411][ T9164] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 313.887414][ T9164] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 313.887416][ T9164] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 313.887417][ T9164] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 313.887419][ T9164] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 313.887422][ T9164] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 313.887424][ T9164] __sys_sendto (net/socket.c:2281) [ 313.887427][ T9164] ? __ia32_sys_getpeername (net/socket.c:2235) [ 313.887428][ T9164] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 313.887431][ T9164] ? do_futex (kernel/futex/syscalls.c:133) [ 313.887432][ T9164] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 313.887435][ T9164] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 313.887439][ T9164] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 313.887441][ T9164] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 313.887444][ T9164] ? 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)) [ 313.887445][ T9164] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 313.887447][ T9164] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 313.887449][ T9164] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 313.887451][ T9164] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 313.887453][ T9164] RIP: 0033:0x7fed6a18f312 [ 313.887455][ T9164] 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) [ 313.887457][ T9164] RSP: 002b:00007ffe6373d2a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 313.887460][ T9164] RAX: ffffffffffffffda RBX: 00007ffe6373d3d8 RCX: 00007fed6a18f312 [ 313.887462][ T9164] RDX: 0000000000000024 RSI: 00007fed65d0dfe0 RDI: 0000000000000020 [ 313.887463][ T9164] RBP: 00007ffe6373d2d0 R08: 00007ffe6373d450 R09: 000000000000000c [ 313.887464][ T9164] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fed67ff1e80 [ 313.887464][ T9164] R13: 00007ffe6373d3d8 R14: 00007fed69aae01a R15: 00007ffe6373d7c8 | [ 316.270686][ T9271] softirqs last disabled at (0): 0x0 | [ 316.270688][ T9271] Preemption disabled at: | [ 316.270688][ T9271] vprintk_emit (kernel/printk/printk.c:2471) | [ 316.270699][ T9271] Tainted: [W]=WARN [ 316.270700][ T9271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 316.270702][ T9271] Call Trace: [ 316.270703][ T9271] [ 316.270705][ T9271] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 316.270711][ T9271] ? vprintk_emit (kernel/printk/printk.c:2471) [ 316.270712][ T9271] __might_resched.cold (kernel/sched/core.c:9234) [ 316.270716][ T9271] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 316.270719][ T9271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 316.270721][ T9271] __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)) [ 316.270724][ T9271] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 316.270727][ T9271] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 316.270733][ T9271] ? 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) [ 316.270734][ T9271] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 316.270737][ T9271] put_chars (drivers/char/virtio_console.c:1176) [ 316.270738][ T9271] ? __send_to_port (drivers/char/virtio_console.c:654) [ 316.270740][ T9271] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 316.270743][ T9271] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 316.270747][ T9271] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 316.270749][ T9271] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 316.270751][ T9271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 316.270752][ T9271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 316.270755][ T9271] console_emit_next_record (kernel/printk/printk.c:3183) [ 316.270758][ T9271] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 316.270765][ T9271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 316.270766][ T9271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 316.270767][ T9271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 316.270768][ T9271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 316.270770][ T9271] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 316.270772][ T9271] console_flush_one_record (kernel/printk/printk.c:3268) [ 316.270774][ T9271] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 316.270777][ T9271] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 316.270779][ T9271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 316.270781][ T9271] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 316.270782][ T9271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 316.270783][ T9271] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 316.270785][ T9271] ? 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) [ 316.270786][ T9271] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 316.270788][ T9271] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 316.270790][ T9271] ? vprintk_emit (kernel/printk/printk.c:2478) [ 316.270792][ T9271] vprintk_emit (kernel/printk/printk.c:2479) [ 316.270793][ T9271] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 316.270795][ T9271] ? 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) [ 316.270796][ T9271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 316.270797][ T9271] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 316.270801][ T9271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 316.270803][ T9271] _printk (kernel/printk/printk.c:2504) [ 316.270806][ T9271] ? snapshot_read.cold (user.c:?) [ 316.270807][ T9271] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 316.270811][ T9271] ? idr_get_free (??:?) [ 316.270813][ T9271] ? 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) [ 316.270817][ T9271] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 316.270824][ T9271] ? nla_get_range_signed (lib/nlattr.c:270) [ 316.270828][ T9271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 316.270829][ T9271] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 316.270832][ T9271] __nla_validate_parse (lib/nlattr.c:635) [ 316.270835][ T9271] __nla_parse (lib/nlattr.c:732) [ 316.270837][ T9271] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 316.270839][ T9271] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 316.270841][ T9271] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 316.270843][ T9271] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 316.270847][ T9271] ? security_capable (security/security.c:660 (discriminator 11)) [ 316.270850][ T9271] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 316.270852][ T9271] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 316.270855][ T9271] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 316.270863][ T9271] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 316.270866][ T9271] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 316.270868][ T9271] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 316.270870][ T9271] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 316.270872][ T9271] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 316.270874][ T9271] ? netlink_ack (./include/linux/skbuff.h:2718) [ 316.270877][ T9271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 316.270879][ T9271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 316.270880][ T9271] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 316.270882][ T9271] genl_rcv (net/netlink/genetlink.c:1218) [ 316.270884][ T9271] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 316.270886][ T9271] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 316.270888][ T9271] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 316.270891][ T9271] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 316.270893][ T9271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 316.270894][ T9271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 316.270896][ T9271] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 316.270899][ T9271] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 316.270902][ T9271] __sys_sendto (net/socket.c:2281) [ 316.270904][ T9271] ? __ia32_sys_getpeername (net/socket.c:2235) [ 316.270908][ T9271] ? fput_close_sync (fs/file_table.c:617) [ 316.270911][ T9271] ? alloc_file_clone (fs/file_table.c:479) [ 316.270913][ T9271] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 316.270915][ T9271] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 316.270916][ T9271] ? 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)) [ 316.270918][ T9271] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 316.270919][ T9271] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 316.270922][ T9271] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 316.270924][ T9271] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 316.270926][ T9271] RIP: 0033:0x7fba0af6c312 [ 316.270928][ T9271] 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) [ 316.270930][ T9271] RSP: 002b:00007ffecaae95f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 316.270933][ T9271] RAX: ffffffffffffffda RBX: 00007ffecaae9728 RCX: 00007fba0af6c312 [ 316.270935][ T9271] RDX: 0000000000000044 RSI: 00007fba08cab050 RDI: 0000000000000020 [ 316.270935][ T9271] RBP: 00007ffecaae9620 R08: 00007ffecaae97a0 R09: 000000000000000c [ 316.270936][ T9271] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fba08dda0b0 [ 316.270937][ T9271] R13: 00007ffecaae9728 R14: 00007fba0a88b01a R15: 00007ffecaae9b18 | [ 317.802828][ T9328] softirqs last disabled at (0): 0x0 | [ 317.802830][ T9328] Preemption disabled at: | [ 317.802830][ T9328] vprintk_emit (kernel/printk/printk.c:2471) | [ 317.802840][ T9328] Tainted: [W]=WARN [ 317.802841][ T9328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 317.802843][ T9328] Call Trace: [ 317.802844][ T9328] [ 317.802846][ T9328] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 317.802851][ T9328] ? vprintk_emit (kernel/printk/printk.c:2471) [ 317.802852][ T9328] __might_resched.cold (kernel/sched/core.c:9234) [ 317.802856][ T9328] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 317.802859][ T9328] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.802861][ T9328] __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)) [ 317.802864][ T9328] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 317.802867][ T9328] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 317.802872][ T9328] ? 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) [ 317.802874][ T9328] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 317.802876][ T9328] put_chars (drivers/char/virtio_console.c:1176) [ 317.802878][ T9328] ? __send_to_port (drivers/char/virtio_console.c:654) [ 317.802879][ T9328] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 317.802882][ T9328] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 317.802884][ T9328] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 317.802889][ T9328] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 317.802891][ T9328] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 317.802892][ T9328] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.802893][ T9328] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.802894][ T9328] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 317.802897][ T9328] console_emit_next_record (kernel/printk/printk.c:3183) [ 317.802899][ T9328] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 317.802902][ T9328] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.802903][ T9328] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.802903][ T9328] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.802904][ T9328] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 317.802906][ T9328] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 317.802908][ T9328] console_flush_one_record (kernel/printk/printk.c:3268) [ 317.802910][ T9328] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 317.802913][ T9328] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 317.802915][ T9328] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 317.802916][ T9328] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 317.802918][ T9328] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.802919][ T9328] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 317.802921][ T9328] ? 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) [ 317.802922][ T9328] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 317.802923][ T9328] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 317.802925][ T9328] ? vprintk_emit (kernel/printk/printk.c:2478) [ 317.802927][ T9328] vprintk_emit (kernel/printk/printk.c:2479) [ 317.802928][ T9328] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 317.802931][ T9328] _printk (kernel/printk/printk.c:2504) [ 317.802934][ T9328] ? snapshot_read.cold (user.c:?) [ 317.802935][ T9328] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 317.802938][ T9328] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 317.802942][ T9328] ? 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) [ 317.802943][ T9328] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 317.802945][ T9328] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 317.802948][ T9328] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 317.802950][ T9328] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 317.802953][ T9328] ? netdev_notice (net/core/dev.c:13194) [ 317.802955][ T9328] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 317.802962][ T9328] ? 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) [ 317.802964][ T9328] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 317.802966][ T9328] netif_set_promiscuity (net/core/dev.c:9699) [ 317.802969][ T9328] dev_set_promiscuity (net/core/dev_api.c:288) [ 317.802970][ T9328] ? dev_disable_lro (net/core/dev_api.c:267) [ 317.802972][ T9328] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 317.802976][ T9328] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 317.802979][ T9328] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 317.802981][ T9328] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 317.802986][ T9328] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 317.802989][ T9328] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 317.802993][ T9328] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 317.802996][ T9328] ? __nla_validate_parse (lib/nlattr.c:635) [ 317.803001][ T9328] ? __nla_parse (lib/nlattr.c:732) [ 317.803003][ T9328] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 317.803006][ T9328] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 317.803009][ T9328] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 317.803012][ T9328] ? security_capable (security/security.c:660 (discriminator 11)) [ 317.803015][ T9328] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 317.803017][ T9328] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 317.803019][ T9328] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 317.803023][ T9328] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 317.803026][ T9328] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 317.803028][ T9328] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 317.803030][ T9328] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 317.803032][ T9328] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 317.803034][ T9328] ? netlink_ack (./include/linux/skbuff.h:2718) [ 317.803036][ T9328] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 317.803038][ T9328] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.803039][ T9328] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 317.803041][ T9328] genl_rcv (net/netlink/genetlink.c:1218) [ 317.803043][ T9328] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 317.803045][ T9328] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 317.803046][ T9328] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 317.803048][ T9328] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.803049][ T9328] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 317.803051][ T9328] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 317.803053][ T9328] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 317.803055][ T9328] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 317.803057][ T9328] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.803058][ T9328] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 317.803061][ T9328] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 317.803064][ T9328] __sys_sendto (net/socket.c:2281) [ 317.803066][ T9328] ? __ia32_sys_getpeername (net/socket.c:2235) [ 317.803069][ T9328] ? do_futex (kernel/futex/syscalls.c:138) [ 317.803071][ T9328] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 317.803074][ T9328] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.803075][ T9328] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 317.803077][ T9328] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 317.803078][ T9328] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 317.803081][ T9328] ? 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)) [ 317.803083][ T9328] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 317.803084][ T9328] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 317.803088][ T9328] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 317.803090][ T9328] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 317.803092][ T9328] RIP: 0033:0x7f69a770a312 [ 317.803094][ T9328] 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) [ 317.803095][ T9328] RSP: 002b:00007ffd4c15c548 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 317.803099][ T9328] RAX: ffffffffffffffda RBX: 00007ffd4c15c678 RCX: 00007f69a770a312 [ 317.803101][ T9328] RDX: 0000000000000034 RSI: 00007f69a435c6f0 RDI: 0000000000000023 [ 317.803102][ T9328] RBP: 00007ffd4c15c570 R08: 00007ffd4c15c6f0 R09: 000000000000000c [ 317.803102][ T9328] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f69a556e190 [ 317.803103][ T9328] R13: 00007ffd4c15c678 R14: 00007f69a702901a R15: 00007ffd4c15ca68 | [ 324.553946][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 324.553948][ T12] Preemption disabled at: | [ 324.553949][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 324.553960][ T12] Tainted: [W]=WARN [ 324.553961][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 324.553963][ T12] Workqueue: netns cleanup_net [ 324.553969][ T12] Call Trace: [ 324.553971][ T12] [ 324.553972][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 324.553978][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 324.553979][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 324.553983][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 324.553987][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 324.553989][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.553992][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 324.553995][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 324.553998][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 324.554002][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 324.554004][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 324.554007][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 324.554008][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 324.554010][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 324.554012][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 324.554015][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 324.554020][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 324.554022][ T12] ? 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) [ 324.554024][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 324.554026][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 324.554028][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.554029][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 324.554032][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 324.554035][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 324.554037][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.554038][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.554039][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.554040][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 324.554042][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 324.554044][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 324.554047][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 324.554049][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 324.554051][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 324.554053][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 324.554055][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.554056][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 324.554057][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 324.554059][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 324.554060][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 324.554063][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 324.554064][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 324.554066][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 324.554068][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 324.554069][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 324.554076][ T12] _printk (kernel/printk/printk.c:2504) [ 324.554079][ T12] ? snapshot_read.cold (user.c:?) [ 324.554082][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 324.554085][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 324.554087][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 324.554090][ T12] ? netdev_notice (net/core/dev.c:13194) [ 324.554091][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 324.554094][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 324.554097][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 324.554099][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 324.554101][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 324.554104][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 324.554106][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 324.554109][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 324.554115][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 324.554119][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.554121][ T12] notifier_call_chain (kernel/notifier.c:85) [ 324.554124][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 324.554126][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 324.554128][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 324.554131][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 324.554132][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 324.554134][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 324.554136][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 324.554137][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 324.554139][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 324.554142][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 324.554144][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 324.554146][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 324.554149][ T12] cleanup_net (net/core/net_namespace.c:706) [ 324.554151][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 324.554153][ T12] ? update_load_avg (kernel/sched/fair.c:5864) [ 324.554155][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 324.554157][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 324.554159][ T12] process_one_work (kernel/workqueue.c:3387) [ 324.554163][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 324.554165][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 324.554167][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 324.554170][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 324.554173][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 324.554174][ T12] kthread (kernel/kthread.c:436) [ 324.554177][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 324.554180][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 324.554182][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 324.554185][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 324.554187][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 324.554190][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 324.554192][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 326.345998][ T9554] softirqs last disabled at (0): 0x0 | [ 326.346000][ T9554] Preemption disabled at: | [ 326.346000][ T9554] vprintk_emit (kernel/printk/printk.c:2471) | [ 326.346010][ T9554] Tainted: [W]=WARN [ 326.346012][ T9554] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 326.346013][ T9554] Call Trace: [ 326.346015][ T9554] [ 326.346016][ T9554] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 326.346022][ T9554] ? vprintk_emit (kernel/printk/printk.c:2471) [ 326.346024][ T9554] __might_resched.cold (kernel/sched/core.c:9234) [ 326.346028][ T9554] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 326.346031][ T9554] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 326.346034][ T9554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 326.346037][ T9554] __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)) [ 326.346039][ T9554] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 326.346042][ T9554] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 326.346048][ T9554] ? 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) [ 326.346050][ T9554] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 326.346052][ T9554] put_chars (drivers/char/virtio_console.c:1176) [ 326.346054][ T9554] ? __send_to_port (drivers/char/virtio_console.c:654) [ 326.346056][ T9554] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 326.346059][ T9554] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 326.346064][ T9554] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 326.346066][ T9554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 326.346067][ T9554] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 326.346070][ T9554] console_emit_next_record (kernel/printk/printk.c:3183) [ 326.346073][ T9554] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 326.346075][ T9554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 326.346076][ T9554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 326.346077][ T9554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 326.346078][ T9554] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 326.346080][ T9554] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 326.346082][ T9554] console_flush_one_record (kernel/printk/printk.c:3268) [ 326.346085][ T9554] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 326.346088][ T9554] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 326.346090][ T9554] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 326.346091][ T9554] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 326.346093][ T9554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 326.346094][ T9554] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 326.346096][ T9554] ? 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) [ 326.346098][ T9554] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 326.346099][ T9554] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 326.346101][ T9554] ? vprintk_emit (kernel/printk/printk.c:2478) [ 326.346103][ T9554] vprintk_emit (kernel/printk/printk.c:2479) [ 326.346105][ T9554] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 326.346106][ T9554] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 326.346109][ T9554] _printk (kernel/printk/printk.c:2504) [ 326.346112][ T9554] ? snapshot_read.cold (user.c:?) [ 326.346114][ T9554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 326.346115][ T9554] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 326.346118][ T9554] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 326.346121][ T9554] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 326.346123][ T9554] ? netdev_notice (net/core/dev.c:13194) [ 326.346125][ T9554] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 326.346132][ T9554] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 326.346136][ T9554] ? 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) [ 326.346138][ T9554] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 326.346140][ T9554] netif_set_promiscuity (net/core/dev.c:9699) [ 326.346144][ T9554] dev_set_promiscuity (net/core/dev_api.c:288) [ 326.346147][ T9554] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 326.346151][ T9554] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 326.346157][ T9554] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 326.346161][ T9554] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 326.346165][ T9554] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 326.346169][ T9554] ? security_capable (security/security.c:660 (discriminator 11)) [ 326.346172][ T9554] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 326.346175][ T9554] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 326.346177][ T9554] ? __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 [ 326.346181][ T9554] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 326.346184][ T9554] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 326.346187][ T9554] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 326.346190][ T9554] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 326.346192][ T9554] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 326.346194][ T9554] ? netlink_ack (./include/linux/skbuff.h:2718) [ 326.346197][ T9554] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 326.346198][ T9554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 326.346200][ T9554] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 326.346202][ T9554] genl_rcv (net/netlink/genetlink.c:1218) [ 326.346204][ T9554] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 326.346206][ T9554] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 326.346208][ T9554] ? __futex_wake_mark (kernel/futex/waitwake.c:123 (discriminator 4) kernel/futex/waitwake.c:110 (discriminator 4)) [ 326.346211][ T9554] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 326.346213][ T9554] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 326.346215][ T9554] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 326.346217][ T9554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 326.346219][ T9554] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 326.346222][ T9554] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 326.346225][ T9554] __sys_sendto (net/socket.c:2281) [ 326.346227][ T9554] ? __ia32_sys_getpeername (net/socket.c:2235) [ 326.346229][ T9554] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 326.346231][ T9554] ? do_futex (kernel/futex/syscalls.c:133) [ 326.346233][ T9554] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 326.346236][ T9554] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 326.346240][ T9554] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 326.346242][ T9554] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 326.346245][ T9554] ? 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)) [ 326.346247][ T9554] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 326.346248][ T9554] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 326.346251][ T9554] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 326.346253][ T9554] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 326.346254][ T9554] RIP: 0033:0x7f894b2fc312 [ 326.346257][ T9554] 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) [ 326.346258][ T9554] RSP: 002b:00007fffc4220138 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 326.346262][ T9554] RAX: ffffffffffffffda RBX: 00007fffc4220268 RCX: 00007f894b2fc312 [ 326.346263][ T9554] RDX: 0000000000000024 RSI: 00007f8948689200 RDI: 0000000000000020 [ 326.346264][ T9554] RBP: 00007fffc4220160 R08: 00007fffc42202e0 R09: 000000000000000c [ 326.346265][ T9554] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8949169e10 [ 326.346266][ T9554] R13: 00007fffc4220268 R14: 00007f894ac1b01a R15: 00007fffc4220658 | [ 328.352814][ T9649] softirqs last disabled at (0): 0x0 | [ 328.352815][ T9649] Preemption disabled at: | [ 328.352816][ T9649] vprintk_emit (kernel/printk/printk.c:2471) | [ 328.352827][ T9649] Tainted: [W]=WARN [ 328.352828][ T9649] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 328.352829][ T9649] Call Trace: [ 328.352831][ T9649] [ 328.352832][ T9649] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 328.352838][ T9649] ? vprintk_emit (kernel/printk/printk.c:2471) [ 328.352839][ T9649] __might_resched.cold (kernel/sched/core.c:9234) [ 328.352843][ T9649] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 328.352846][ T9649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 328.352849][ T9649] __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)) [ 328.352852][ T9649] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 328.352855][ T9649] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 328.352860][ T9649] ? 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) [ 328.352862][ T9649] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 328.352865][ T9649] put_chars (drivers/char/virtio_console.c:1176) [ 328.352866][ T9649] ? __send_to_port (drivers/char/virtio_console.c:654) [ 328.352868][ T9649] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 328.352871][ T9649] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 328.352876][ T9649] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 328.352878][ T9649] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 328.352879][ T9649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 328.352881][ T9649] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 328.352883][ T9649] console_emit_next_record (kernel/printk/printk.c:3183) [ 328.352886][ T9649] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 328.352888][ T9649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 328.352889][ T9649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 328.352890][ T9649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 328.352891][ T9649] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 328.352893][ T9649] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 328.352895][ T9649] console_flush_one_record (kernel/printk/printk.c:3268) [ 328.352897][ T9649] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 328.352900][ T9649] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 328.352902][ T9649] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 328.352904][ T9649] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 328.352906][ T9649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 328.352907][ T9649] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 328.352908][ T9649] ? 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) [ 328.352910][ T9649] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 328.352912][ T9649] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 328.352913][ T9649] ? vprintk_emit (kernel/printk/printk.c:2478) [ 328.352915][ T9649] vprintk_emit (kernel/printk/printk.c:2479) [ 328.352917][ T9649] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 328.352918][ T9649] ? 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) [ 328.352920][ T9649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 328.352921][ T9649] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 328.352925][ T9649] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 328.352927][ T9649] _printk (kernel/printk/printk.c:2504) [ 328.352930][ T9649] ? snapshot_read.cold (user.c:?) [ 328.352932][ T9649] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 328.352936][ T9649] ? idr_get_free (??:?) [ 328.352938][ T9649] ? 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) [ 328.352941][ T9649] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 328.352948][ T9649] ? nla_get_range_signed (lib/nlattr.c:270) [ 328.352952][ T9649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 328.352954][ T9649] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 328.352957][ T9649] __nla_validate_parse (lib/nlattr.c:635) [ 328.352960][ T9649] __nla_parse (lib/nlattr.c:732) [ 328.352962][ T9649] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 328.352964][ T9649] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 328.352966][ T9649] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 328.352969][ T9649] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 328.352972][ T9649] ? security_capable (security/security.c:660 (discriminator 11)) [ 328.352975][ T9649] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 328.352977][ T9649] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 328.352980][ T9649] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 328.352987][ T9649] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 328.352991][ T9649] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 328.352993][ T9649] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 328.352995][ T9649] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 328.352997][ T9649] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 328.352999][ T9649] ? netlink_ack (./include/linux/skbuff.h:2718) [ 328.353002][ T9649] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 328.353004][ T9649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 328.353005][ T9649] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 328.353007][ T9649] genl_rcv (net/netlink/genetlink.c:1218) [ 328.353009][ T9649] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 328.353012][ T9649] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 328.353014][ T9649] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 328.353017][ T9649] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 328.353018][ T9649] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 328.353020][ T9649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 328.353022][ T9649] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 328.353025][ T9649] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 328.353028][ T9649] __sys_sendto (net/socket.c:2281) [ 328.353030][ T9649] ? __ia32_sys_getpeername (net/socket.c:2235) [ 328.353034][ T9649] ? fput_close_sync (fs/file_table.c:617) [ 328.353037][ T9649] ? alloc_file_clone (fs/file_table.c:479) [ 328.353039][ T9649] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 328.353041][ T9649] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 328.353043][ T9649] ? 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)) [ 328.353044][ T9649] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 328.353046][ T9649] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 328.353048][ T9649] ? irq_exit_rcu (kernel/softirq.c:786) [ 328.353051][ T9649] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 328.353053][ T9649] RIP: 0033:0x7fd36ba7c312 [ 328.353055][ T9649] 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) [ 328.353057][ T9649] RSP: 002b:00007fff17da5398 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 328.353061][ T9649] RAX: ffffffffffffffda RBX: 00007fff17da54c8 RCX: 00007fd36ba7c312 [ 328.353062][ T9649] RDX: 0000000000000044 RSI: 00007fd36865b370 RDI: 0000000000000020 [ 328.353063][ T9649] RBP: 00007fff17da53c0 R08: 00007fff17da5540 R09: 000000000000000c [ 328.353064][ T9649] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd3698ea0b0 [ 328.353065][ T9649] R13: 00007fff17da54c8 R14: 00007fd36b39b01a R15: 00007fff17da58b8 | [ 329.897428][ T9706] softirqs last disabled at (0): 0x0 | [ 329.897432][ T9706] Preemption disabled at: | [ 329.897433][ T9706] vprintk_emit (kernel/printk/printk.c:2471) | [ 329.897449][ T9706] Tainted: [W]=WARN [ 329.897450][ T9706] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 329.897453][ T9706] Call Trace: [ 329.897455][ T9706] [ 329.897457][ T9706] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 329.897465][ T9706] ? vprintk_emit (kernel/printk/printk.c:2471) [ 329.897469][ T9706] __might_resched.cold (kernel/sched/core.c:9234) [ 329.897475][ T9706] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 329.897480][ T9706] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 329.897485][ T9706] __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)) [ 329.897489][ T9706] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 329.897494][ T9706] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 329.897502][ T9706] ? 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) [ 329.897506][ T9706] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 329.897511][ T9706] put_chars (drivers/char/virtio_console.c:1176) [ 329.897518][ T9706] ? __send_to_port (drivers/char/virtio_console.c:654) [ 329.897521][ T9706] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 329.897525][ T9706] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 329.897530][ T9706] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 329.897538][ T9706] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 329.897542][ T9706] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 329.897546][ T9706] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 329.897548][ T9706] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 329.897550][ T9706] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 329.897555][ T9706] console_emit_next_record (kernel/printk/printk.c:3183) [ 329.897560][ T9706] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 329.897564][ T9706] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 329.897567][ T9706] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 329.897569][ T9706] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 329.897571][ T9706] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 329.897576][ T9706] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 329.897579][ T9706] console_flush_one_record (kernel/printk/printk.c:3268) [ 329.897584][ T9706] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 329.897590][ T9706] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 329.897593][ T9706] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 329.897596][ T9706] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 329.897599][ T9706] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 329.897602][ T9706] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 329.897605][ T9706] ? 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) [ 329.897608][ T9706] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 329.897612][ T9706] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 329.897615][ T9706] ? vprintk_emit (kernel/printk/printk.c:2478) [ 329.897619][ T9706] vprintk_emit (kernel/printk/printk.c:2479) [ 329.897623][ T9706] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 329.897627][ T9706] _printk (kernel/printk/printk.c:2504) [ 329.897632][ T9706] ? snapshot_read.cold (user.c:?) [ 329.897635][ T9706] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 329.897640][ T9706] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 329.897644][ T9706] ? 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) [ 329.897647][ T9706] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 329.897651][ T9706] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 329.897655][ T9706] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 329.897659][ T9706] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 329.897663][ T9706] ? netdev_notice (net/core/dev.c:13194) [ 329.897666][ T9706] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 329.897680][ T9706] ? 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) [ 329.897683][ T9706] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 329.897687][ T9706] netif_set_promiscuity (net/core/dev.c:9699) [ 329.897692][ T9706] dev_set_promiscuity (net/core/dev_api.c:288) [ 329.897695][ T9706] ? dev_disable_lro (net/core/dev_api.c:267) [ 329.897698][ T9706] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 329.897707][ T9706] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 329.897714][ T9706] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 329.897717][ T9706] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 329.897726][ T9706] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 329.897734][ T9706] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 329.897744][ T9706] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 329.897751][ T9706] ? __nla_validate_parse (lib/nlattr.c:635) [ 329.897758][ T9706] ? __nla_parse (lib/nlattr.c:732) [ 329.897762][ T9706] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 329.897768][ T9706] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 329.897773][ T9706] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 329.897779][ T9706] ? security_capable (security/security.c:660 (discriminator 11)) [ 329.897785][ T9706] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 329.897788][ T9706] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 329.897792][ T9706] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 329.897801][ T9706] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 329.897805][ T9706] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 329.897815][ T9706] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 329.897819][ T9706] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 329.897823][ T9706] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 329.897827][ T9706] ? netlink_ack (./include/linux/skbuff.h:2718) [ 329.897833][ T9706] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 329.897836][ T9706] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 329.897839][ T9706] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 329.897843][ T9706] genl_rcv (net/netlink/genetlink.c:1218) [ 329.897847][ T9706] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 329.897851][ T9706] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 329.897855][ T9706] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 329.897858][ T9706] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 329.897861][ T9706] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 329.897866][ T9706] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 329.897870][ T9706] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 329.897875][ T9706] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 329.897878][ T9706] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 329.897882][ T9706] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 329.897887][ T9706] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 329.897892][ T9706] __sys_sendto (net/socket.c:2281) [ 329.897897][ T9706] ? __ia32_sys_getpeername (net/socket.c:2235) [ 329.897903][ T9706] ? do_futex (kernel/futex/syscalls.c:138) [ 329.897908][ T9706] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 329.897914][ T9706] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 329.897922][ T9706] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 329.897926][ T9706] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 329.897930][ T9706] ? 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)) [ 329.897934][ T9706] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 329.897936][ T9706] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 329.897941][ T9706] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 329.897945][ T9706] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 329.897949][ T9706] RIP: 0033:0x7fea9133e312 [ 329.897952][ T9706] 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) [ 329.897956][ T9706] RSP: 002b:00007ffdda8224e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 329.897961][ T9706] RAX: ffffffffffffffda RBX: 00007ffdda822618 RCX: 00007fea9133e312 [ 329.897964][ T9706] RDX: 0000000000000034 RSI: 00007fea8c5e4bb0 RDI: 0000000000000023 [ 329.897966][ T9706] RBP: 00007ffdda822510 R08: 00007ffdda822690 R09: 000000000000000c [ 329.897968][ T9706] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fea8f1a2190 [ 329.897970][ T9706] R13: 00007ffdda822618 R14: 00007fea90c5d01a R15: 00007ffdda822a08 | [ 336.792905][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 336.792907][ T12] Preemption disabled at: | [ 336.792908][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 336.792919][ T12] Tainted: [W]=WARN [ 336.792920][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 336.792922][ T12] Workqueue: netns cleanup_net [ 336.792928][ T12] Call Trace: [ 336.792929][ T12] [ 336.792931][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 336.792937][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 336.792938][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 336.792941][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 336.792945][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 336.792947][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.792949][ T12] __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)) [ 336.792952][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 336.792955][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 336.792960][ T12] ? 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) [ 336.792962][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 336.792964][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 336.792966][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 336.792967][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 336.792969][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 336.792972][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 336.792977][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 336.792979][ T12] ? 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) [ 336.792981][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 336.792983][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 336.792985][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.792987][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 336.792989][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 336.792992][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 336.792994][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.792995][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.792996][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.792997][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 336.792999][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 336.793001][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 336.793004][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 336.793007][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 336.793009][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 336.793010][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 336.793012][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.793013][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 336.793015][ T12] ? 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) [ 336.793016][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 336.793018][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 336.793020][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 336.793021][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 336.793023][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 336.793025][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 336.793027][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 336.793033][ T12] _printk (kernel/printk/printk.c:2504) [ 336.793037][ T12] ? snapshot_read.cold (user.c:?) [ 336.793039][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 336.793042][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 336.793044][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 336.793047][ T12] ? netdev_notice (net/core/dev.c:13194) [ 336.793048][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 336.793051][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 336.793054][ T12] ? 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) [ 336.793056][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 336.793058][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 336.793060][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 336.793062][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 336.793065][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 336.793071][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 336.793075][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.793077][ T12] notifier_call_chain (kernel/notifier.c:85) [ 336.793080][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 336.793083][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 336.793084][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 336.793087][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 336.793088][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 336.793090][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 336.793091][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 336.793093][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 336.793095][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 336.793098][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 336.793100][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 336.793102][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 336.793104][ T12] cleanup_net (net/core/net_namespace.c:706) [ 336.793106][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 336.793108][ T12] ? update_load_avg (kernel/sched/fair.c:5864) [ 336.793111][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 336.793112][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.793114][ T12] process_one_work (kernel/workqueue.c:3387) [ 336.793118][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 336.793120][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 336.793122][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 336.793124][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 336.793127][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 336.793129][ T12] kthread (kernel/kthread.c:436) [ 336.793131][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 336.793134][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 336.793136][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 336.793139][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 336.793141][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 336.793144][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 336.793146][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 338.609334][ T9933] softirqs last disabled at (0): 0x0 | [ 338.609335][ T9933] Preemption disabled at: | [ 338.609336][ T9933] vprintk_emit (kernel/printk/printk.c:2471) | [ 338.609346][ T9933] Tainted: [W]=WARN [ 338.609347][ T9933] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 338.609349][ T9933] Call Trace: [ 338.609350][ T9933] [ 338.609352][ T9933] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 338.609358][ T9933] ? vprintk_emit (kernel/printk/printk.c:2471) [ 338.609360][ T9933] __might_resched.cold (kernel/sched/core.c:9234) [ 338.609364][ T9933] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 338.609367][ T9933] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 338.609370][ T9933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 338.609373][ T9933] __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)) [ 338.609376][ T9933] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 338.609379][ T9933] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 338.609384][ T9933] ? 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) [ 338.609386][ T9933] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 338.609388][ T9933] put_chars (drivers/char/virtio_console.c:1176) [ 338.609390][ T9933] ? __send_to_port (drivers/char/virtio_console.c:654) [ 338.609392][ T9933] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 338.609395][ T9933] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 338.609399][ T9933] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 338.609401][ T9933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 338.609403][ T9933] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 338.609405][ T9933] console_emit_next_record (kernel/printk/printk.c:3183) [ 338.609408][ T9933] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 338.609410][ T9933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 338.609411][ T9933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 338.609412][ T9933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 338.609414][ T9933] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 338.609416][ T9933] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 338.609417][ T9933] console_flush_one_record (kernel/printk/printk.c:3268) [ 338.609420][ T9933] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 338.609423][ T9933] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 338.609425][ T9933] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 338.609426][ T9933] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 338.609428][ T9933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 338.609429][ T9933] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 338.609431][ T9933] ? 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) [ 338.609432][ T9933] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 338.609434][ T9933] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 338.609436][ T9933] ? vprintk_emit (kernel/printk/printk.c:2478) [ 338.609437][ T9933] vprintk_emit (kernel/printk/printk.c:2479) [ 338.609439][ T9933] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 338.609441][ T9933] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 338.609443][ T9933] _printk (kernel/printk/printk.c:2504) [ 338.609446][ T9933] ? snapshot_read.cold (user.c:?) [ 338.609449][ T9933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 338.609450][ T9933] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 338.609453][ T9933] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 338.609456][ T9933] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 338.609458][ T9933] ? netdev_notice (net/core/dev.c:13194) [ 338.609460][ T9933] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 338.609467][ T9933] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 338.609470][ T9933] ? 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) [ 338.609472][ T9933] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 338.609474][ T9933] netif_set_promiscuity (net/core/dev.c:9699) [ 338.609479][ T9933] dev_set_promiscuity (net/core/dev_api.c:288) [ 338.609481][ T9933] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 338.609485][ T9933] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 338.609491][ T9933] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 338.609495][ T9933] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 338.609499][ T9933] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 338.609503][ T9933] ? security_capable (security/security.c:660 (discriminator 11)) [ 338.609506][ T9933] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 338.609508][ T9933] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 338.609510][ T9933] ? __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 [ 338.609518][ T9933] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 338.609521][ T9933] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 338.609524][ T9933] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 338.609526][ T9933] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 338.609528][ T9933] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 338.609531][ T9933] ? netlink_ack (./include/linux/skbuff.h:2718) [ 338.609533][ T9933] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 338.609535][ T9933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 338.609536][ T9933] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 338.609538][ T9933] genl_rcv (net/netlink/genetlink.c:1218) [ 338.609540][ T9933] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 338.609542][ T9933] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 338.609545][ T9933] ? __futex_wake_mark (kernel/futex/waitwake.c:123 (discriminator 4) kernel/futex/waitwake.c:110 (discriminator 4)) [ 338.609548][ T9933] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 338.609550][ T9933] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 338.609552][ T9933] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 338.609554][ T9933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 338.609556][ T9933] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 338.609558][ T9933] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 338.609561][ T9933] __sys_sendto (net/socket.c:2281) [ 338.609563][ T9933] ? __ia32_sys_getpeername (net/socket.c:2235) [ 338.609565][ T9933] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 338.609568][ T9933] ? do_futex (kernel/futex/syscalls.c:133) [ 338.609569][ T9933] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 338.609572][ T9933] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 338.609576][ T9933] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 338.609578][ T9933] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 338.609581][ T9933] ? 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)) [ 338.609582][ T9933] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 338.609584][ T9933] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 338.609587][ T9933] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 338.609589][ T9933] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 338.609590][ T9933] RIP: 0033:0x7f28582f0312 [ 338.609592][ T9933] 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) [ 338.609594][ T9933] RSP: 002b:00007ffd59e6dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 338.609598][ T9933] RAX: ffffffffffffffda RBX: 00007ffd59e6dea8 RCX: 00007f28582f0312 [ 338.609599][ T9933] RDX: 0000000000000024 RSI: 00007f28546796e0 RDI: 0000000000000020 [ 338.609600][ T9933] RBP: 00007ffd59e6dda0 R08: 00007ffd59e6df20 R09: 000000000000000c [ 338.609601][ T9933] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f285615de10 [ 338.609602][ T9933] R13: 00007ffd59e6dea8 R14: 00007f2857c0f01a R15: 00007ffd59e6e298 | [ 340.803033][T10040] softirqs last disabled at (0): 0x0 | [ 340.803035][T10040] Preemption disabled at: | [ 340.803036][T10040] vprintk_emit (kernel/printk/printk.c:2471) | [ 340.803046][T10040] Tainted: [W]=WARN [ 340.803047][T10040] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 340.803049][T10040] Call Trace: [ 340.803050][T10040] [ 340.803052][T10040] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 340.803058][T10040] ? vprintk_emit (kernel/printk/printk.c:2471) [ 340.803059][T10040] __might_resched.cold (kernel/sched/core.c:9234) [ 340.803063][T10040] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 340.803066][T10040] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 340.803069][T10040] __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)) [ 340.803072][T10040] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 340.803075][T10040] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 340.803080][T10040] ? 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) [ 340.803082][T10040] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 340.803084][T10040] put_chars (drivers/char/virtio_console.c:1176) [ 340.803086][T10040] ? __send_to_port (drivers/char/virtio_console.c:654) [ 340.803087][T10040] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 340.803090][T10040] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 340.803095][T10040] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 340.803097][T10040] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 340.803098][T10040] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 340.803100][T10040] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 340.803102][T10040] console_emit_next_record (kernel/printk/printk.c:3183) [ 340.803105][T10040] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 340.803107][T10040] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 340.803108][T10040] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 340.803109][T10040] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 340.803110][T10040] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 340.803112][T10040] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 340.803113][T10040] console_flush_one_record (kernel/printk/printk.c:3268) [ 340.803116][T10040] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 340.803119][T10040] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 340.803120][T10040] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 340.803122][T10040] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 340.803124][T10040] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 340.803125][T10040] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 340.803126][T10040] ? 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) [ 340.803128][T10040] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 340.803129][T10040] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 340.803131][T10040] ? vprintk_emit (kernel/printk/printk.c:2478) [ 340.803133][T10040] vprintk_emit (kernel/printk/printk.c:2479) [ 340.803134][T10040] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 340.803135][T10040] ? 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) [ 340.803137][T10040] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 340.803138][T10040] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 340.803142][T10040] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 340.803144][T10040] _printk (kernel/printk/printk.c:2504) [ 340.803147][T10040] ? snapshot_read.cold (user.c:?) [ 340.803148][T10040] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 340.803152][T10040] ? idr_get_free (??:?) [ 340.803154][T10040] ? 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) [ 340.803157][T10040] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 340.803164][T10040] ? nla_get_range_signed (lib/nlattr.c:270) [ 340.803169][T10040] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 340.803170][T10040] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 340.803173][T10040] __nla_validate_parse (lib/nlattr.c:635) [ 340.803176][T10040] __nla_parse (lib/nlattr.c:732) [ 340.803178][T10040] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 340.803180][T10040] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 340.803182][T10040] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 340.803184][T10040] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 340.803188][T10040] ? security_capable (security/security.c:660 (discriminator 11)) [ 340.803191][T10040] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 340.803193][T10040] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 340.803196][T10040] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 340.803202][T10040] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 340.803205][T10040] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 340.803207][T10040] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 340.803209][T10040] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 340.803211][T10040] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 340.803213][T10040] ? netlink_ack (./include/linux/skbuff.h:2718) [ 340.803216][T10040] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 340.803218][T10040] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 340.803219][T10040] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 340.803221][T10040] genl_rcv (net/netlink/genetlink.c:1218) [ 340.803222][T10040] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 340.803225][T10040] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 340.803227][T10040] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 340.803229][T10040] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 340.803231][T10040] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 340.803233][T10040] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 340.803234][T10040] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 340.803237][T10040] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 340.803241][T10040] __sys_sendto (net/socket.c:2281) [ 340.803243][T10040] ? __ia32_sys_getpeername (net/socket.c:2235) [ 340.803247][T10040] ? fput_close_sync (fs/file_table.c:617) [ 340.803250][T10040] ? alloc_file_clone (fs/file_table.c:479) [ 340.803252][T10040] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 340.803254][T10040] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 340.803255][T10040] ? 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)) [ 340.803257][T10040] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 340.803258][T10040] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 340.803260][T10040] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 340.803262][T10040] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 340.803264][T10040] RIP: 0033:0x7f9cbe12a312 [ 340.803266][T10040] 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) [ 340.803268][T10040] RSP: 002b:00007fff5aa36a98 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 340.803272][T10040] RAX: ffffffffffffffda RBX: 00007fff5aa36bc8 RCX: 00007f9cbe12a312 [ 340.803273][T10040] RDX: 0000000000000044 RSI: 00007f9cbbe6f410 RDI: 0000000000000020 [ 340.803274][T10040] RBP: 00007fff5aa36ac0 R08: 00007fff5aa36c40 R09: 000000000000000c [ 340.803275][T10040] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9cbbf8e0b0 [ 340.803276][T10040] R13: 00007fff5aa36bc8 R14: 00007f9cbda4901a R15: 00007fff5aa36fb8 | [ 342.220071][T10097] softirqs last disabled at (0): 0x0 | [ 342.220073][T10097] Preemption disabled at: | [ 342.220073][T10097] vprintk_emit (kernel/printk/printk.c:2471) | [ 342.220083][T10097] Tainted: [W]=WARN [ 342.220084][T10097] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 342.220086][T10097] Call Trace: [ 342.220087][T10097] [ 342.220089][T10097] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 342.220095][T10097] ? vprintk_emit (kernel/printk/printk.c:2471) [ 342.220096][T10097] __might_resched.cold (kernel/sched/core.c:9234) [ 342.220100][T10097] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 342.220103][T10097] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.220105][T10097] __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)) [ 342.220108][T10097] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 342.220112][T10097] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 342.220116][T10097] ? 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) [ 342.220118][T10097] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 342.220121][T10097] put_chars (drivers/char/virtio_console.c:1176) [ 342.220123][T10097] ? __send_to_port (drivers/char/virtio_console.c:654) [ 342.220124][T10097] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 342.220127][T10097] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 342.220129][T10097] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 342.220134][T10097] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 342.220136][T10097] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 342.220138][T10097] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.220139][T10097] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.220140][T10097] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 342.220143][T10097] console_emit_next_record (kernel/printk/printk.c:3183) [ 342.220146][T10097] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 342.220148][T10097] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.220149][T10097] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.220150][T10097] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.220152][T10097] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 342.220154][T10097] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 342.220156][T10097] console_flush_one_record (kernel/printk/printk.c:3268) [ 342.220159][T10097] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 342.220161][T10097] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 342.220163][T10097] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 342.220165][T10097] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 342.220167][T10097] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.220168][T10097] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 342.220170][T10097] ? 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) [ 342.220171][T10097] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 342.220173][T10097] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 342.220175][T10097] ? vprintk_emit (kernel/printk/printk.c:2478) [ 342.220177][T10097] vprintk_emit (kernel/printk/printk.c:2479) [ 342.220179][T10097] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 342.220181][T10097] _printk (kernel/printk/printk.c:2504) [ 342.220184][T10097] ? snapshot_read.cold (user.c:?) [ 342.220186][T10097] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 342.220189][T10097] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 342.220193][T10097] ? 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) [ 342.220195][T10097] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 342.220196][T10097] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 342.220200][T10097] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 342.220202][T10097] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 342.220204][T10097] ? netdev_notice (net/core/dev.c:13194) [ 342.220206][T10097] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 342.220214][T10097] ? 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) [ 342.220215][T10097] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 342.220218][T10097] netif_set_promiscuity (net/core/dev.c:9699) [ 342.220220][T10097] dev_set_promiscuity (net/core/dev_api.c:288) [ 342.220222][T10097] ? dev_disable_lro (net/core/dev_api.c:267) [ 342.220224][T10097] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 342.220228][T10097] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 342.220232][T10097] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 342.220234][T10097] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 342.220238][T10097] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 342.220242][T10097] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 342.220246][T10097] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 342.220250][T10097] ? __nla_validate_parse (lib/nlattr.c:635) [ 342.220254][T10097] ? __nla_parse (lib/nlattr.c:732) [ 342.220256][T10097] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 342.220260][T10097] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 342.220263][T10097] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 342.220266][T10097] ? security_capable (security/security.c:660 (discriminator 11)) [ 342.220270][T10097] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 342.220272][T10097] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 342.220274][T10097] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 342.220278][T10097] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 342.220281][T10097] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 342.220283][T10097] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 342.220285][T10097] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 342.220287][T10097] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 342.220290][T10097] ? netlink_ack (./include/linux/skbuff.h:2718) [ 342.220293][T10097] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 342.220294][T10097] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.220296][T10097] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 342.220297][T10097] genl_rcv (net/netlink/genetlink.c:1218) [ 342.220299][T10097] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 342.220302][T10097] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 342.220303][T10097] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 342.220305][T10097] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.220306][T10097] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 342.220308][T10097] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 342.220311][T10097] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 342.220312][T10097] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 342.220314][T10097] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.220316][T10097] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 342.220319][T10097] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 342.220322][T10097] __sys_sendto (net/socket.c:2281) [ 342.220324][T10097] ? __ia32_sys_getpeername (net/socket.c:2235) [ 342.220327][T10097] ? do_futex (kernel/futex/syscalls.c:138) [ 342.220329][T10097] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 342.220332][T10097] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.220333][T10097] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 342.220335][T10097] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 342.220337][T10097] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 342.220340][T10097] ? 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)) [ 342.220342][T10097] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 342.220344][T10097] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 342.220347][T10097] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 342.220349][T10097] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 342.220351][T10097] RIP: 0033:0x7f71a8ae4312 [ 342.220354][T10097] 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) [ 342.220356][T10097] RSP: 002b:00007ffcc1aee818 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 342.220360][T10097] RAX: ffffffffffffffda RBX: 00007ffcc1aee948 RCX: 00007f71a8ae4312 [ 342.220361][T10097] RDX: 0000000000000034 RSI: 00007f71a45afdf0 RDI: 0000000000000023 [ 342.220362][T10097] RBP: 00007ffcc1aee840 R08: 00007ffcc1aee9c0 R09: 000000000000000c [ 342.220363][T10097] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f71a6952190 [ 342.220364][T10097] R13: 00007ffcc1aee948 R14: 00007f71a840301a R15: 00007ffcc1aeed38 | [ 348.919856][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 348.919858][ T12] Preemption disabled at: | [ 348.919859][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 348.919870][ T12] Tainted: [W]=WARN [ 348.919871][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 348.919873][ T12] Workqueue: netns cleanup_net [ 348.919879][ T12] Call Trace: [ 348.919886][ T12] [ 348.919888][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 348.919894][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 348.919895][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 348.919899][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 348.919902][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 348.919904][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.919907][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 348.919910][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 348.919913][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 348.919917][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 348.919919][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 348.919922][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 348.919923][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 348.919925][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 348.919926][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 348.919930][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 348.919934][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 348.919936][ T12] ? 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) [ 348.919938][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 348.919941][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 348.919943][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.919944][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.919946][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 348.919949][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 348.919951][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.919953][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.919954][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.919955][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.919957][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 348.919959][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 348.919961][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 348.919964][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 348.919966][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.919967][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 348.919969][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.919970][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 348.919972][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 348.919974][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 348.919975][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 348.919977][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 348.919979][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 348.919981][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 348.919982][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 348.919984][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 348.919991][ T12] _printk (kernel/printk/printk.c:2504) [ 348.919995][ T12] ? snapshot_read.cold (user.c:?) [ 348.919997][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 348.920000][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 348.920003][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 348.920005][ T12] ? netdev_notice (net/core/dev.c:13194) [ 348.920007][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 348.920009][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 348.920012][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 348.920014][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 348.920016][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 348.920019][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 348.920021][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 348.920024][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 348.920030][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 348.920034][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.920036][ T12] notifier_call_chain (kernel/notifier.c:85) [ 348.920039][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 348.920042][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 348.920044][ T12] ? kasan_check_range (mm/kasan/generic.c:98 (discriminator 1) mm/kasan/generic.c:115 (discriminator 1) mm/kasan/generic.c:140 (discriminator 1) mm/kasan/generic.c:172 (discriminator 1) mm/kasan/generic.c:191 (discriminator 1) mm/kasan/generic.c:200 (discriminator 1)) [ 348.920047][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 348.920049][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 348.920050][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.920052][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 348.920054][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 348.920056][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 348.920059][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 348.920061][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 348.920063][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 348.920066][ T12] cleanup_net (net/core/net_namespace.c:706) [ 348.920068][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 348.920070][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.920071][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.920073][ T12] process_one_work (kernel/workqueue.c:3387) [ 348.920077][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 348.920080][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 348.920082][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 348.920084][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 348.920087][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 348.920089][ T12] kthread (kernel/kthread.c:436) [ 348.920091][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 348.920095][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 348.920097][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 348.920100][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 348.920102][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 348.920105][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 348.920107][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 350.694876][T10324] softirqs last disabled at (0): 0x0 | [ 350.694878][T10324] Preemption disabled at: | [ 350.694879][T10324] vprintk_emit (kernel/printk/printk.c:2471) | [ 350.694894][T10324] Tainted: [W]=WARN [ 350.694895][T10324] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 350.694897][T10324] Call Trace: [ 350.694899][T10324] [ 350.694900][T10324] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 350.694906][T10324] ? vprintk_emit (kernel/printk/printk.c:2471) [ 350.694907][T10324] __might_resched.cold (kernel/sched/core.c:9234) [ 350.694911][T10324] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 350.694915][T10324] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 350.694918][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 350.694921][T10324] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 350.694924][T10324] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 350.694927][T10324] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 350.694932][T10324] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 350.694934][T10324] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 350.694936][T10324] put_chars (drivers/char/virtio_console.c:1176) [ 350.694938][T10324] ? __send_to_port (drivers/char/virtio_console.c:654) [ 350.694940][T10324] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 350.694943][T10324] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 350.694948][T10324] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 350.694950][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 350.694951][T10324] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 350.694954][T10324] console_emit_next_record (kernel/printk/printk.c:3183) [ 350.694956][T10324] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 350.694958][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 350.694959][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 350.694960][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 350.694962][T10324] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 350.694964][T10324] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 350.694966][T10324] console_flush_one_record (kernel/printk/printk.c:3268) [ 350.694968][T10324] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 350.694971][T10324] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 350.694973][T10324] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 350.694975][T10324] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 350.694976][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 350.694977][T10324] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 350.694979][T10324] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 350.694981][T10324] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 350.694982][T10324] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 350.694984][T10324] ? vprintk_emit (kernel/printk/printk.c:2478) [ 350.694986][T10324] vprintk_emit (kernel/printk/printk.c:2479) [ 350.694988][T10324] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 350.694989][T10324] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 350.694992][T10324] _printk (kernel/printk/printk.c:2504) [ 350.694995][T10324] ? snapshot_read.cold (user.c:?) [ 350.694997][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 350.694998][T10324] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 350.695001][T10324] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 350.695003][T10324] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 350.695005][T10324] ? netdev_notice (net/core/dev.c:13194) [ 350.695007][T10324] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 350.695015][T10324] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 350.695018][T10324] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 350.695020][T10324] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 350.695022][T10324] netif_set_promiscuity (net/core/dev.c:9699) [ 350.695027][T10324] dev_set_promiscuity (net/core/dev_api.c:288) [ 350.695029][T10324] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 350.695033][T10324] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 350.695040][T10324] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 350.695044][T10324] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 350.695048][T10324] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 350.695052][T10324] ? security_capable (security/security.c:660 (discriminator 11)) [ 350.695055][T10324] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 350.695057][T10324] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 350.695059][T10324] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 350.695063][T10324] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 350.695066][T10324] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 350.695069][T10324] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 350.695072][T10324] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 350.695074][T10324] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 350.695076][T10324] ? netlink_ack (./include/linux/skbuff.h:2718) [ 350.695079][T10324] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 350.695080][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 350.695082][T10324] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 350.695084][T10324] genl_rcv (net/netlink/genetlink.c:1218) [ 350.695085][T10324] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 350.695088][T10324] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 350.695090][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 350.695092][T10324] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 350.695094][T10324] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 350.695096][T10324] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 350.695098][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 350.695099][T10324] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 350.695102][T10324] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 350.695105][T10324] __sys_sendto (net/socket.c:2281) [ 350.695107][T10324] ? __ia32_sys_getpeername (net/socket.c:2235) [ 350.695111][T10324] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 350.695112][T10324] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 350.695114][T10324] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 350.695116][T10324] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 350.695119][T10324] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 350.695121][T10324] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 350.695122][T10324] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 350.695125][T10324] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 350.695127][T10324] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 350.695129][T10324] RIP: 0033:0x7faebb37f312 [ 350.695131][T10324] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 350.695132][T10324] RSP: 002b:00007ffc41bcb2c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 350.695136][T10324] RAX: ffffffffffffffda RBX: 00007ffc41bcb3f8 RCX: 00007faebb37f312 [ 350.695137][T10324] RDX: 0000000000000024 RSI: 00007faeb878a9d0 RDI: 0000000000000020 [ 350.695138][T10324] RBP: 00007ffc41bcb2f0 R08: 00007ffc41bcb470 R09: 000000000000000c [ 350.695139][T10324] R10: 0000000000000000 R11: 0000000000000246 R12: 00007faeb91e1e80 [ 350.695140][T10324] R13: 00007ffc41bcb3f8 R14: 00007faebac9e01a R15: 00007ffc41bcb7e8 | [ 352.862168][T10419] softirqs last disabled at (0): 0x0 | [ 352.862170][T10419] Preemption disabled at: | [ 352.862171][T10419] vprintk_emit (kernel/printk/printk.c:2471) | [ 352.862181][T10419] Tainted: [W]=WARN [ 352.862182][T10419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 352.862184][T10419] Call Trace: [ 352.862186][T10419] [ 352.862187][T10419] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 352.862193][T10419] ? vprintk_emit (kernel/printk/printk.c:2471) [ 352.862194][T10419] __might_resched.cold (kernel/sched/core.c:9234) [ 352.862198][T10419] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 352.862202][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 352.862204][T10419] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 352.862207][T10419] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 352.862210][T10419] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 352.862216][T10419] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 352.862218][T10419] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 352.862220][T10419] put_chars (drivers/char/virtio_console.c:1176) [ 352.862222][T10419] ? __send_to_port (drivers/char/virtio_console.c:654) [ 352.862224][T10419] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 352.862227][T10419] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 352.862232][T10419] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 352.862234][T10419] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 352.862236][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 352.862237][T10419] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 352.862240][T10419] console_emit_next_record (kernel/printk/printk.c:3183) [ 352.862243][T10419] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 352.862245][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 352.862246][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 352.862247][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 352.862248][T10419] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 352.862250][T10419] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 352.862252][T10419] console_flush_one_record (kernel/printk/printk.c:3268) [ 352.862255][T10419] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 352.862258][T10419] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 352.862260][T10419] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 352.862261][T10419] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 352.862263][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 352.862264][T10419] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 352.862266][T10419] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 352.862268][T10419] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 352.862269][T10419] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 352.862271][T10419] ? vprintk_emit (kernel/printk/printk.c:2478) [ 352.862273][T10419] vprintk_emit (kernel/printk/printk.c:2479) [ 352.862275][T10419] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 352.862276][T10419] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 352.862278][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 352.862279][T10419] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 352.862284][T10419] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 352.862286][T10419] _printk (kernel/printk/printk.c:2504) [ 352.862289][T10419] ? snapshot_read.cold (user.c:?) [ 352.862291][T10419] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 352.862294][T10419] ? idr_get_free (??:?) [ 352.862297][T10419] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 352.862300][T10419] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 352.862307][T10419] ? nla_get_range_signed (lib/nlattr.c:270) [ 352.862311][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 352.862313][T10419] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 352.862315][T10419] __nla_validate_parse (lib/nlattr.c:635) [ 352.862319][T10419] __nla_parse (lib/nlattr.c:732) [ 352.862321][T10419] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 352.862324][T10419] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 352.862326][T10419] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 352.862328][T10419] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 352.862331][T10419] ? security_capable (security/security.c:660 (discriminator 11)) [ 352.862334][T10419] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 352.862337][T10419] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 352.862340][T10419] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 352.862347][T10419] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 352.862350][T10419] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 352.862352][T10419] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 352.862354][T10419] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 352.862357][T10419] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 352.862359][T10419] ? netlink_ack (./include/linux/skbuff.h:2718) [ 352.862362][T10419] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 352.862363][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 352.862364][T10419] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 352.862367][T10419] genl_rcv (net/netlink/genetlink.c:1218) [ 352.862368][T10419] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 352.862371][T10419] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 352.862373][T10419] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 352.862376][T10419] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 352.862378][T10419] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 352.862380][T10419] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 352.862381][T10419] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 352.862385][T10419] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 352.862388][T10419] __sys_sendto (net/socket.c:2281) [ 352.862391][T10419] ? __ia32_sys_getpeername (net/socket.c:2235) [ 352.862395][T10419] ? fput_close_sync (fs/file_table.c:617) [ 352.862398][T10419] ? alloc_file_clone (fs/file_table.c:479) [ 352.862400][T10419] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 352.862402][T10419] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 352.862404][T10419] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 352.862405][T10419] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 352.862407][T10419] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 352.862410][T10419] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 352.862412][T10419] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 352.862414][T10419] RIP: 0033:0x7f6b16526312 [ 352.862416][T10419] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 352.862418][T10419] RSP: 002b:00007ffdb37d9398 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 352.862422][T10419] RAX: ffffffffffffffda RBX: 00007ffdb37d94c8 RCX: 00007f6b16526312 [ 352.862423][T10419] RDX: 0000000000000044 RSI: 00007f6b1425f000 RDI: 0000000000000020 [ 352.862424][T10419] RBP: 00007ffdb37d93c0 R08: 00007ffdb37d9540 R09: 000000000000000c [ 352.862425][T10419] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6b1438a0b0 [ 352.862426][T10419] R13: 00007ffdb37d94c8 R14: 00007f6b15e4501a R15: 00007ffdb37d98b8 | [ 354.364133][T10476] softirqs last disabled at (0): 0x0 | [ 354.364136][T10476] Preemption disabled at: | [ 354.364137][T10476] vprintk_emit (kernel/printk/printk.c:2471) | [ 354.364149][T10476] Tainted: [W]=WARN [ 354.364151][T10476] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 354.364153][T10476] Call Trace: [ 354.364155][T10476] [ 354.364157][T10476] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 354.364164][T10476] ? vprintk_emit (kernel/printk/printk.c:2471) [ 354.364166][T10476] __might_resched.cold (kernel/sched/core.c:9234) [ 354.364171][T10476] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 354.364176][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.364179][T10476] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 354.364183][T10476] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 354.364187][T10476] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 354.364193][T10476] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 354.364196][T10476] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 354.364199][T10476] put_chars (drivers/char/virtio_console.c:1176) [ 354.364202][T10476] ? __send_to_port (drivers/char/virtio_console.c:654) [ 354.364204][T10476] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 354.364207][T10476] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 354.364211][T10476] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 354.364216][T10476] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 354.364219][T10476] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 354.364222][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.364223][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.364225][T10476] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 354.364228][T10476] console_emit_next_record (kernel/printk/printk.c:3183) [ 354.364232][T10476] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 354.364235][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.364236][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.364238][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.364240][T10476] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 354.364242][T10476] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 354.364245][T10476] console_flush_one_record (kernel/printk/printk.c:3268) [ 354.364249][T10476] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 354.364253][T10476] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 354.364255][T10476] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 354.364258][T10476] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 354.364260][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.364262][T10476] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 354.364264][T10476] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 354.364266][T10476] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 354.364269][T10476] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 354.364272][T10476] ? vprintk_emit (kernel/printk/printk.c:2478) [ 354.364274][T10476] vprintk_emit (kernel/printk/printk.c:2479) [ 354.364277][T10476] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 354.364280][T10476] _printk (kernel/printk/printk.c:2504) [ 354.364284][T10476] ? snapshot_read.cold (user.c:?) [ 354.364287][T10476] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 354.364291][T10476] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 354.364295][T10476] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 354.364298][T10476] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 354.364300][T10476] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 354.364304][T10476] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 354.364308][T10476] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 354.364311][T10476] ? netdev_notice (net/core/dev.c:13194) [ 354.364314][T10476] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 354.364324][T10476] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 354.364326][T10476] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 354.364330][T10476] netif_set_promiscuity (net/core/dev.c:9699) [ 354.364334][T10476] dev_set_promiscuity (net/core/dev_api.c:288) [ 354.364337][T10476] ? dev_disable_lro (net/core/dev_api.c:267) [ 354.364339][T10476] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 354.364345][T10476] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 354.364351][T10476] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 354.364354][T10476] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 354.364360][T10476] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 354.364366][T10476] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 354.364373][T10476] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 354.364379][T10476] ? __nla_validate_parse (lib/nlattr.c:635) [ 354.364385][T10476] ? __nla_parse (lib/nlattr.c:732) [ 354.364388][T10476] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 354.364393][T10476] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 354.364396][T10476] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 354.364402][T10476] ? security_capable (security/security.c:660 (discriminator 11)) [ 354.364406][T10476] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 354.364410][T10476] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 354.364413][T10476] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 354.364419][T10476] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 354.364423][T10476] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 354.364427][T10476] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 354.364430][T10476] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 354.364433][T10476] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 354.364437][T10476] ? netlink_ack (./include/linux/skbuff.h:2718) [ 354.364441][T10476] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 354.364443][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.364446][T10476] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 354.364449][T10476] genl_rcv (net/netlink/genetlink.c:1218) [ 354.364451][T10476] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 354.364455][T10476] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 354.364458][T10476] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 354.364460][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.364462][T10476] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 354.364466][T10476] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 354.364469][T10476] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 354.364472][T10476] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 354.364475][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.364478][T10476] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 354.364482][T10476] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 354.364486][T10476] __sys_sendto (net/socket.c:2281) [ 354.364489][T10476] ? __ia32_sys_getpeername (net/socket.c:2235) [ 354.364493][T10476] ? do_futex (kernel/futex/syscalls.c:138) [ 354.364497][T10476] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 354.364501][T10476] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 354.364503][T10476] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 354.364506][T10476] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 354.364509][T10476] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 354.364517][T10476] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 354.364520][T10476] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 354.364522][T10476] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 354.364527][T10476] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 354.364530][T10476] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 354.364533][T10476] RIP: 0033:0x7f4fcd3f7312 [ 354.364536][T10476] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 354.364538][T10476] RSP: 002b:00007ffd7d729f28 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 354.364543][T10476] RAX: ffffffffffffffda RBX: 00007ffd7d72a058 RCX: 00007f4fcd3f7312 [ 354.364546][T10476] RDX: 0000000000000038 RSI: 00007f4fc86cc030 RDI: 0000000000000023 [ 354.364547][T10476] RBP: 00007ffd7d729f50 R08: 00007ffd7d72a0d0 R09: 000000000000000c [ 354.364549][T10476] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4fcb25e190 [ 354.364551][T10476] R13: 00007ffd7d72a058 R14: 00007f4fccd1601a R15: 00007ffd7d72a448 | [ 361.160688][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 361.160690][ T12] Preemption disabled at: | [ 361.160691][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 361.160701][ T12] Tainted: [W]=WARN [ 361.160702][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 361.160704][ T12] Workqueue: netns cleanup_net [ 361.160710][ T12] Call Trace: [ 361.160712][ T12] [ 361.160713][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 361.160719][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 361.160720][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 361.160724][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 361.160727][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 361.160729][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.160732][ T12] __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)) [ 361.160735][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 361.160738][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 361.160742][ T12] ? 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) [ 361.160744][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 361.160747][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 361.160748][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 361.160750][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 361.160752][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 361.160755][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 361.160759][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 361.160761][ T12] ? 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) [ 361.160763][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 361.160766][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 361.160768][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.160769][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 361.160772][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 361.160774][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 361.160777][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.160778][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.160779][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.160780][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 361.160782][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 361.160784][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 361.160786][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 361.160789][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 361.160791][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 361.160793][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 361.160794][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.160795][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 361.160797][ T12] ? 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) [ 361.160799][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 361.160800][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 361.160802][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 361.160804][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 361.160805][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 361.160807][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 361.160809][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 361.160816][ T12] _printk (kernel/printk/printk.c:2504) [ 361.160819][ T12] ? snapshot_read.cold (user.c:?) [ 361.160821][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 361.160825][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 361.160827][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 361.160829][ T12] ? netdev_notice (net/core/dev.c:13194) [ 361.160831][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 361.160834][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 361.160836][ T12] ? 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) [ 361.160838][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 361.160840][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 361.160843][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 361.160845][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 361.160848][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 361.160854][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 361.160858][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.160860][ T12] notifier_call_chain (kernel/notifier.c:85) [ 361.160863][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 361.160866][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 361.160868][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 361.160870][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 361.160871][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 361.160873][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 361.160875][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 361.160876][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 361.160878][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 361.160881][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 361.160883][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 361.160885][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 361.160888][ T12] cleanup_net (net/core/net_namespace.c:706) [ 361.160890][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 361.160892][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 361.160894][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.160896][ T12] process_one_work (kernel/workqueue.c:3387) [ 361.160900][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 361.160902][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 361.160904][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 361.160906][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 361.160909][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 361.160911][ T12] kthread (kernel/kthread.c:436) [ 361.160913][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 361.160916][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 361.160918][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 361.160922][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 361.160924][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 361.160931][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 361.160933][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 362.428150][T10690] softirqs last disabled at (0): 0x0 | [ 362.428152][T10690] Preemption disabled at: | [ 362.428153][T10690] vprintk_emit (kernel/printk/printk.c:2471) | [ 362.428163][T10690] Tainted: [W]=WARN [ 362.428164][T10690] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 362.428165][T10690] Call Trace: [ 362.428167][T10690] [ 362.428168][T10690] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 362.428174][T10690] ? vprintk_emit (kernel/printk/printk.c:2471) [ 362.428175][T10690] __might_resched.cold (kernel/sched/core.c:9234) [ 362.428178][T10690] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 362.428182][T10690] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 362.428185][T10690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 362.428188][T10690] __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)) [ 362.428190][T10690] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 362.428193][T10690] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 362.428198][T10690] ? 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) [ 362.428200][T10690] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 362.428202][T10690] put_chars (drivers/char/virtio_console.c:1176) [ 362.428204][T10690] ? __send_to_port (drivers/char/virtio_console.c:654) [ 362.428206][T10690] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 362.428208][T10690] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 362.428213][T10690] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 362.428215][T10690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 362.428216][T10690] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 362.428219][T10690] console_emit_next_record (kernel/printk/printk.c:3183) [ 362.428221][T10690] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 362.428223][T10690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 362.428224][T10690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 362.428226][T10690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 362.428227][T10690] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 362.428228][T10690] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 362.428230][T10690] console_flush_one_record (kernel/printk/printk.c:3268) [ 362.428233][T10690] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 362.428235][T10690] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 362.428237][T10690] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 362.428239][T10690] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 362.428240][T10690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 362.428242][T10690] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 362.428243][T10690] ? 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) [ 362.428245][T10690] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 362.428246][T10690] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 362.428248][T10690] ? vprintk_emit (kernel/printk/printk.c:2478) [ 362.428249][T10690] vprintk_emit (kernel/printk/printk.c:2479) [ 362.428251][T10690] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 362.428253][T10690] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 362.428256][T10690] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 362.428263][T10690] _printk (kernel/printk/printk.c:2504) [ 362.428266][T10690] ? snapshot_read.cold (user.c:?) [ 362.428268][T10690] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 362.428271][T10690] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 362.428273][T10690] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 362.428276][T10690] ? netdev_notice (net/core/dev.c:13194) [ 362.428277][T10690] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 362.428280][T10690] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 362.428283][T10690] ? 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) [ 362.428284][T10690] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 362.428286][T10690] netif_set_promiscuity (net/core/dev.c:9699) [ 362.428289][T10690] dev_set_promiscuity (net/core/dev_api.c:288) [ 362.428291][T10690] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 362.428294][T10690] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 362.428300][T10690] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 362.428303][T10690] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 362.428307][T10690] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 362.428313][T10690] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 362.428316][T10690] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 362.428320][T10690] ? security_capable (security/security.c:660 (discriminator 11)) [ 362.428323][T10690] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 362.428325][T10690] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 362.428328][T10690] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 362.428331][T10690] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 362.428334][T10690] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 362.428338][T10690] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 362.428340][T10690] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 362.428342][T10690] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 362.428344][T10690] ? netlink_ack (./include/linux/skbuff.h:2718) [ 362.428346][T10690] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 362.428348][T10690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 362.428349][T10690] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 362.428351][T10690] genl_rcv (net/netlink/genetlink.c:1218) [ 362.428353][T10690] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 362.428355][T10690] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 362.428357][T10690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 362.428359][T10690] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 362.428361][T10690] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 362.428363][T10690] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 362.428365][T10690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 362.428366][T10690] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 362.428369][T10690] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 362.428371][T10690] __sys_sendto (net/socket.c:2281) [ 362.428374][T10690] ? __ia32_sys_getpeername (net/socket.c:2235) [ 362.428377][T10690] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 362.428378][T10690] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 362.428381][T10690] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 362.428382][T10690] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 362.428385][T10690] ? 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)) [ 362.428387][T10690] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 362.428388][T10690] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 362.428392][T10690] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 362.428394][T10690] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 362.428396][T10690] RIP: 0033:0x7f118f09f312 [ 362.428398][T10690] 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) [ 362.428400][T10690] RSP: 002b:00007ffe3d13d548 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 362.428403][T10690] RAX: ffffffffffffffda RBX: 00007ffe3d13d678 RCX: 00007f118f09f312 [ 362.428405][T10690] RDX: 0000000000000028 RSI: 00007f118c505f20 RDI: 0000000000000023 [ 362.428406][T10690] RBP: 00007ffe3d13d570 R08: 00007ffe3d13d6f0 R09: 000000000000000c [ 362.428407][T10690] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f118cf05fd0 [ 362.428408][T10690] R13: 00007ffe3d13d678 R14: 00007f118e9be01a R15: 00007ffe3d13da68 | [ 365.022690][T10810] softirqs last disabled at (0): 0x0 | [ 365.022692][T10810] Preemption disabled at: | [ 365.022693][T10810] vprintk_emit (kernel/printk/printk.c:2471) | [ 365.022703][T10810] Tainted: [W]=WARN [ 365.022704][T10810] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 365.022706][T10810] Call Trace: [ 365.022707][T10810] [ 365.022708][T10810] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 365.022714][T10810] ? vprintk_emit (kernel/printk/printk.c:2471) [ 365.022715][T10810] __might_resched.cold (kernel/sched/core.c:9234) [ 365.022719][T10810] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 365.022722][T10810] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.022725][T10810] __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)) [ 365.022728][T10810] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 365.022731][T10810] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 365.022736][T10810] ? 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) [ 365.022738][T10810] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 365.022740][T10810] put_chars (drivers/char/virtio_console.c:1176) [ 365.022742][T10810] ? __send_to_port (drivers/char/virtio_console.c:654) [ 365.022744][T10810] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 365.022747][T10810] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 365.022751][T10810] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 365.022754][T10810] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 365.022755][T10810] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.022757][T10810] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 365.022759][T10810] console_emit_next_record (kernel/printk/printk.c:3183) [ 365.022762][T10810] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 365.022764][T10810] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.022765][T10810] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.022766][T10810] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.022767][T10810] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 365.022769][T10810] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 365.022771][T10810] console_flush_one_record (kernel/printk/printk.c:3268) [ 365.022773][T10810] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 365.022776][T10810] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 365.022778][T10810] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 365.022779][T10810] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 365.022781][T10810] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.022782][T10810] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 365.022783][T10810] ? 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) [ 365.022785][T10810] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 365.022786][T10810] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 365.022789][T10810] ? vprintk_emit (kernel/printk/printk.c:2478) [ 365.022790][T10810] vprintk_emit (kernel/printk/printk.c:2479) [ 365.022792][T10810] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 365.022793][T10810] ? 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) [ 365.022795][T10810] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.022795][T10810] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 365.022799][T10810] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 365.022801][T10810] _printk (kernel/printk/printk.c:2504) [ 365.022804][T10810] ? snapshot_read.cold (user.c:?) [ 365.022806][T10810] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 365.022810][T10810] ? idr_get_free (??:?) [ 365.022812][T10810] ? 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) [ 365.022815][T10810] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 365.022822][T10810] ? nla_get_range_signed (lib/nlattr.c:270) [ 365.022826][T10810] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.022827][T10810] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 365.022830][T10810] __nla_validate_parse (lib/nlattr.c:635) [ 365.022833][T10810] __nla_parse (lib/nlattr.c:732) [ 365.022835][T10810] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 365.022837][T10810] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 365.022839][T10810] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 365.022841][T10810] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 365.022845][T10810] ? security_capable (security/security.c:660 (discriminator 11)) [ 365.022848][T10810] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 365.022850][T10810] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 365.022853][T10810] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 365.022860][T10810] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 365.022863][T10810] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 365.022865][T10810] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 365.022867][T10810] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 365.022869][T10810] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 365.022871][T10810] ? netlink_ack (./include/linux/skbuff.h:2718) [ 365.022874][T10810] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 365.022875][T10810] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.022876][T10810] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 365.022878][T10810] genl_rcv (net/netlink/genetlink.c:1218) [ 365.022880][T10810] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 365.022882][T10810] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 365.022885][T10810] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 365.022887][T10810] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 365.022889][T10810] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 365.022890][T10810] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 365.022892][T10810] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 365.022895][T10810] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 365.022898][T10810] __sys_sendto (net/socket.c:2281) [ 365.022900][T10810] ? __ia32_sys_getpeername (net/socket.c:2235) [ 365.022904][T10810] ? fput_close_sync (fs/file_table.c:617) [ 365.022907][T10810] ? alloc_file_clone (fs/file_table.c:479) [ 365.022909][T10810] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 365.022911][T10810] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 365.022912][T10810] ? 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)) [ 365.022914][T10810] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 365.022915][T10810] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 365.022918][T10810] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 365.022920][T10810] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 365.022921][T10810] RIP: 0033:0x7f9dbb307312 [ 365.022923][T10810] 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) [ 365.022925][T10810] RSP: 002b:00007ffc7aa32198 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 365.022929][T10810] RAX: ffffffffffffffda RBX: 00007ffc7aa322c8 RCX: 00007f9dbb307312 [ 365.022930][T10810] RDX: 0000000000000044 RSI: 00007f9db86ab050 RDI: 0000000000000020 [ 365.022931][T10810] RBP: 00007ffc7aa321c0 R08: 00007ffc7aa32340 R09: 000000000000000c [ 365.022932][T10810] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9db916a0b0 [ 365.022933][T10810] R13: 00007ffc7aa322c8 R14: 00007f9dbac2601a R15: 00007ffc7aa326b8 | [ 366.571474][T10867] softirqs last disabled at (0): 0x0 | [ 366.571476][T10867] Preemption disabled at: | [ 366.571477][T10867] vprintk_emit (kernel/printk/printk.c:2471) | [ 366.571487][T10867] Tainted: [W]=WARN [ 366.571488][T10867] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 366.571490][T10867] Call Trace: [ 366.571492][T10867] [ 366.571493][T10867] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 366.571499][T10867] ? vprintk_emit (kernel/printk/printk.c:2471) [ 366.571501][T10867] __might_resched.cold (kernel/sched/core.c:9234) [ 366.571505][T10867] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 366.571508][T10867] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 366.571511][T10867] __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)) [ 366.571517][T10867] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 366.571520][T10867] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 366.571526][T10867] ? 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) [ 366.571528][T10867] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 366.571530][T10867] put_chars (drivers/char/virtio_console.c:1176) [ 366.571532][T10867] ? __send_to_port (drivers/char/virtio_console.c:654) [ 366.571534][T10867] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 366.571536][T10867] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 366.571539][T10867] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 366.571544][T10867] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 366.571546][T10867] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 366.571548][T10867] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 366.571549][T10867] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 366.571550][T10867] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 366.571553][T10867] console_emit_next_record (kernel/printk/printk.c:3183) [ 366.571556][T10867] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 366.571558][T10867] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 366.571559][T10867] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 366.571560][T10867] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 366.571561][T10867] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 366.571563][T10867] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 366.571565][T10867] console_flush_one_record (kernel/printk/printk.c:3268) [ 366.571567][T10867] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 366.571570][T10867] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 366.571572][T10867] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 366.571574][T10867] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 366.571576][T10867] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 366.571577][T10867] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 366.571579][T10867] ? 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) [ 366.571580][T10867] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 366.571582][T10867] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 366.571584][T10867] ? vprintk_emit (kernel/printk/printk.c:2478) [ 366.571585][T10867] vprintk_emit (kernel/printk/printk.c:2479) [ 366.571587][T10867] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 366.571589][T10867] _printk (kernel/printk/printk.c:2504) [ 366.571593][T10867] ? snapshot_read.cold (user.c:?) [ 366.571595][T10867] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 366.571598][T10867] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 366.571602][T10867] ? 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) [ 366.571604][T10867] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 366.571606][T10867] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 366.571609][T10867] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 366.571611][T10867] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 366.571613][T10867] ? netdev_notice (net/core/dev.c:13194) [ 366.571615][T10867] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 366.571623][T10867] ? 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) [ 366.571625][T10867] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 366.571627][T10867] netif_set_promiscuity (net/core/dev.c:9699) [ 366.571630][T10867] dev_set_promiscuity (net/core/dev_api.c:288) [ 366.571632][T10867] ? dev_disable_lro (net/core/dev_api.c:267) [ 366.571633][T10867] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 366.571638][T10867] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 366.571641][T10867] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 366.571643][T10867] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 366.571648][T10867] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 366.571651][T10867] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 366.571655][T10867] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 366.571659][T10867] ? __nla_validate_parse (lib/nlattr.c:635) [ 366.571663][T10867] ? __nla_parse (lib/nlattr.c:732) [ 366.571665][T10867] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 366.571669][T10867] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 366.571672][T10867] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 366.571675][T10867] ? security_capable (security/security.c:660 (discriminator 11)) [ 366.571678][T10867] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 366.571681][T10867] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 366.571683][T10867] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 366.571687][T10867] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 366.571690][T10867] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 366.571692][T10867] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 366.571695][T10867] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 366.571697][T10867] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 366.571699][T10867] ? netlink_ack (./include/linux/skbuff.h:2718) [ 366.571702][T10867] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 366.571703][T10867] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 366.571705][T10867] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 366.571707][T10867] genl_rcv (net/netlink/genetlink.c:1218) [ 366.571709][T10867] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 366.571711][T10867] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 366.571713][T10867] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 366.571715][T10867] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 366.571716][T10867] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 366.571718][T10867] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 366.571721][T10867] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 366.571723][T10867] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 366.571725][T10867] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 366.571726][T10867] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 366.571729][T10867] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 366.571732][T10867] __sys_sendto (net/socket.c:2281) [ 366.571735][T10867] ? __ia32_sys_getpeername (net/socket.c:2235) [ 366.571737][T10867] ? do_futex (kernel/futex/syscalls.c:138) [ 366.571740][T10867] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 366.571743][T10867] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 366.571744][T10867] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 366.571746][T10867] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 366.571748][T10867] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 366.571751][T10867] ? 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)) [ 366.571753][T10867] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 366.571754][T10867] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 366.571758][T10867] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 366.571760][T10867] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 366.571762][T10867] RIP: 0033:0x7ff93b54b312 [ 366.571764][T10867] 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) [ 366.571766][T10867] RSP: 002b:00007ffff760bd28 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 366.571770][T10867] RAX: ffffffffffffffda RBX: 00007ffff760be58 RCX: 00007ff93b54b312 [ 366.571773][T10867] RDX: 0000000000000038 RSI: 00007ff938156d30 RDI: 0000000000000023 [ 366.571774][T10867] RBP: 00007ffff760bd50 R08: 00007ffff760bed0 R09: 000000000000000c [ 366.571776][T10867] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff9393b2190 [ 366.571778][T10867] R13: 00007ffff760be58 R14: 00007ff93ae6a01a R15: 00007ffff760c248 | [ 373.830470][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 373.830472][ T12] Preemption disabled at: | [ 373.830473][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 373.830483][ T12] Tainted: [W]=WARN [ 373.830484][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 373.830486][ T12] Workqueue: netns cleanup_net [ 373.830492][ T12] Call Trace: [ 373.830494][ T12] [ 373.830495][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 373.830501][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 373.830502][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 373.830506][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 373.830509][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 373.830511][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.830517][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 373.830520][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 373.830523][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 373.830527][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 373.830529][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 373.830532][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 373.830533][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 373.830535][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 373.830536][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 373.830539][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 373.830544][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 373.830546][ T12] ? 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) [ 373.830548][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 373.830550][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 373.830552][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.830553][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 373.830556][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 373.830558][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 373.830561][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.830562][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.830563][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.830564][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 373.830566][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 373.830567][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 373.830570][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 373.830573][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 373.830574][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 373.830576][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 373.830578][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.830579][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 373.830580][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 373.830582][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 373.830583][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 373.830585][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 373.830587][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 373.830588][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 373.830590][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 373.830592][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 373.830599][ T12] _printk (kernel/printk/printk.c:2504) [ 373.830602][ T12] ? snapshot_read.cold (user.c:?) [ 373.830604][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 373.830608][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 373.830610][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 373.830612][ T12] ? netdev_notice (net/core/dev.c:13194) [ 373.830614][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 373.830616][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 373.830619][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 373.830621][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 373.830623][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 373.830626][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 373.830627][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 373.830631][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 373.830637][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 373.830641][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.830643][ T12] notifier_call_chain (kernel/notifier.c:85) [ 373.830646][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 373.830648][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 373.830650][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 373.830652][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 373.830654][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 373.830655][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 373.830657][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 373.830658][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 373.830660][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 373.830663][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 373.830665][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 373.830667][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 373.830670][ T12] cleanup_net (net/core/net_namespace.c:706) [ 373.830672][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 373.830674][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 373.830675][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.830677][ T12] process_one_work (kernel/workqueue.c:3387) [ 373.830681][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 373.830683][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 373.830685][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 373.830688][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 373.830691][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 373.830693][ T12] kthread (kernel/kthread.c:436) [ 373.830694][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 373.830697][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 373.830699][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 373.830703][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 373.830705][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 373.830707][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 373.830709][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 375.113674][T11080] softirqs last disabled at (0): 0x0 | [ 375.113676][T11080] Preemption disabled at: | [ 375.113677][T11080] vprintk_emit (kernel/printk/printk.c:2471) | [ 375.113687][T11080] Tainted: [W]=WARN [ 375.113688][T11080] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 375.113690][T11080] Call Trace: [ 375.113691][T11080] [ 375.113693][T11080] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 375.113698][T11080] ? vprintk_emit (kernel/printk/printk.c:2471) [ 375.113700][T11080] __might_resched.cold (kernel/sched/core.c:9234) [ 375.113704][T11080] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 375.113707][T11080] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 375.113710][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 375.113713][T11080] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 375.113716][T11080] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 375.113719][T11080] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 375.113723][T11080] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 375.113725][T11080] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 375.113728][T11080] put_chars (drivers/char/virtio_console.c:1176) [ 375.113729][T11080] ? __send_to_port (drivers/char/virtio_console.c:654) [ 375.113731][T11080] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 375.113734][T11080] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 375.113739][T11080] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 375.113740][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 375.113742][T11080] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 375.113744][T11080] console_emit_next_record (kernel/printk/printk.c:3183) [ 375.113747][T11080] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 375.113749][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 375.113750][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 375.113751][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 375.113752][T11080] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 375.113754][T11080] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 375.113755][T11080] console_flush_one_record (kernel/printk/printk.c:3268) [ 375.113758][T11080] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 375.113760][T11080] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 375.113762][T11080] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 375.113764][T11080] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 375.113766][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 375.113767][T11080] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 375.113768][T11080] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 375.113770][T11080] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 375.113771][T11080] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 375.113773][T11080] ? vprintk_emit (kernel/printk/printk.c:2478) [ 375.113774][T11080] vprintk_emit (kernel/printk/printk.c:2479) [ 375.113776][T11080] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 375.113778][T11080] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 375.113781][T11080] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 375.113787][T11080] _printk (kernel/printk/printk.c:2504) [ 375.113790][T11080] ? snapshot_read.cold (user.c:?) [ 375.113792][T11080] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 375.113795][T11080] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 375.113798][T11080] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 375.113800][T11080] ? netdev_notice (net/core/dev.c:13194) [ 375.113801][T11080] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 375.113804][T11080] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 375.113807][T11080] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 375.113809][T11080] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 375.113811][T11080] netif_set_promiscuity (net/core/dev.c:9699) [ 375.113814][T11080] dev_set_promiscuity (net/core/dev_api.c:288) [ 375.113816][T11080] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 375.113819][T11080] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 375.113825][T11080] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 375.113828][T11080] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 375.113833][T11080] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 375.113838][T11080] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 375.113841][T11080] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 375.113845][T11080] ? security_capable (security/security.c:660 (discriminator 11)) [ 375.113848][T11080] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 375.113850][T11080] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 375.113852][T11080] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 375.113856][T11080] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 375.113859][T11080] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 375.113862][T11080] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 375.113864][T11080] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 375.113866][T11080] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 375.113869][T11080] ? netlink_ack (./include/linux/skbuff.h:2718) [ 375.113871][T11080] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 375.113873][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 375.113874][T11080] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 375.113876][T11080] genl_rcv (net/netlink/genetlink.c:1218) [ 375.113878][T11080] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 375.113880][T11080] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 375.113882][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 375.113883][T11080] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 375.113886][T11080] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 375.113887][T11080] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 375.113889][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 375.113891][T11080] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 375.113893][T11080] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 375.113896][T11080] __sys_sendto (net/socket.c:2281) [ 375.113898][T11080] ? __ia32_sys_getpeername (net/socket.c:2235) [ 375.113902][T11080] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 375.113903][T11080] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 375.113905][T11080] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 375.113907][T11080] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 375.113910][T11080] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 375.113911][T11080] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 375.113913][T11080] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 375.113916][T11080] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 375.113918][T11080] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 375.113920][T11080] RIP: 0033:0x7fe903ef6312 [ 375.113922][T11080] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 375.113924][T11080] RSP: 002b:00007ffdfe6ffe78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 375.113927][T11080] RAX: ffffffffffffffda RBX: 00007ffdfe6fffa8 RCX: 00007fe903ef6312 [ 375.113928][T11080] RDX: 0000000000000028 RSI: 00007fe901c31740 RDI: 0000000000000023 [ 375.113929][T11080] RBP: 00007ffdfe6ffea0 R08: 00007ffdfe700020 R09: 000000000000000c [ 375.113930][T11080] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe901d59fd0 [ 375.113931][T11080] R13: 00007ffdfe6fffa8 R14: 00007fe90381501a R15: 00007ffdfe700398 | [ 377.621688][T11188] softirqs last disabled at (0): 0x0 | [ 377.621690][T11188] Preemption disabled at: | [ 377.621691][T11188] vprintk_emit (kernel/printk/printk.c:2471) | [ 377.621701][T11188] Tainted: [W]=WARN [ 377.621702][T11188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 377.621704][T11188] Call Trace: [ 377.621706][T11188] [ 377.621707][T11188] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 377.621713][T11188] ? vprintk_emit (kernel/printk/printk.c:2471) [ 377.621714][T11188] __might_resched.cold (kernel/sched/core.c:9234) [ 377.621718][T11188] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 377.621721][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.621724][T11188] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 377.621726][T11188] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 377.621729][T11188] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 377.621734][T11188] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 377.621736][T11188] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 377.621738][T11188] put_chars (drivers/char/virtio_console.c:1176) [ 377.621740][T11188] ? __send_to_port (drivers/char/virtio_console.c:654) [ 377.621741][T11188] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 377.621744][T11188] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 377.621749][T11188] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 377.621751][T11188] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 377.621752][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.621754][T11188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 377.621756][T11188] console_emit_next_record (kernel/printk/printk.c:3183) [ 377.621759][T11188] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 377.621761][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.621762][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.621763][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.621764][T11188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 377.621766][T11188] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 377.621768][T11188] console_flush_one_record (kernel/printk/printk.c:3268) [ 377.621770][T11188] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 377.621773][T11188] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 377.621775][T11188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 377.621776][T11188] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 377.621778][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.621779][T11188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 377.621781][T11188] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 377.621782][T11188] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 377.621783][T11188] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 377.621785][T11188] ? vprintk_emit (kernel/printk/printk.c:2478) [ 377.621787][T11188] vprintk_emit (kernel/printk/printk.c:2479) [ 377.621788][T11188] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 377.621790][T11188] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 377.621791][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.621792][T11188] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 377.621796][T11188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 377.621798][T11188] _printk (kernel/printk/printk.c:2504) [ 377.621801][T11188] ? snapshot_read.cold (user.c:?) [ 377.621803][T11188] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 377.621807][T11188] ? idr_get_free (??:?) [ 377.621809][T11188] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 377.621812][T11188] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 377.621819][T11188] ? nla_get_range_signed (lib/nlattr.c:270) [ 377.621823][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.621824][T11188] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 377.621827][T11188] __nla_validate_parse (lib/nlattr.c:635) [ 377.621830][T11188] __nla_parse (lib/nlattr.c:732) [ 377.621832][T11188] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 377.621834][T11188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 377.621836][T11188] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 377.621838][T11188] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 377.621842][T11188] ? security_capable (security/security.c:660 (discriminator 11)) [ 377.621845][T11188] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 377.621847][T11188] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 377.621850][T11188] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 377.621857][T11188] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 377.621860][T11188] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 377.621862][T11188] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 377.621864][T11188] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 377.621866][T11188] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 377.621868][T11188] ? netlink_ack (./include/linux/skbuff.h:2718) [ 377.621871][T11188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 377.621872][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.621874][T11188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 377.621875][T11188] genl_rcv (net/netlink/genetlink.c:1218) [ 377.621877][T11188] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 377.621879][T11188] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 377.621881][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.621882][T11188] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 377.621884][T11188] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 377.621886][T11188] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 377.621888][T11188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 377.621890][T11188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 377.621892][T11188] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 377.621894][T11188] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 377.621897][T11188] __sys_sendto (net/socket.c:2281) [ 377.621900][T11188] ? __ia32_sys_getpeername (net/socket.c:2235) [ 377.621901][T11188] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 377.621904][T11188] ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507) [ 377.621908][T11188] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 377.621910][T11188] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 377.621911][T11188] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 377.621913][T11188] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 377.621914][T11188] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 377.621917][T11188] ? irq_exit_rcu (kernel/softirq.c:786) [ 377.621919][T11188] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 377.621921][T11188] RIP: 0033:0x7f9bada8e312 [ 377.621923][T11188] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 377.621925][T11188] RSP: 002b:00007fffded9f568 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 377.621929][T11188] RAX: ffffffffffffffda RBX: 00007fffded9f698 RCX: 00007f9bada8e312 [ 377.621930][T11188] RDX: 0000000000000044 RSI: 00007f9bab7c2ce0 RDI: 0000000000000020 [ 377.621931][T11188] RBP: 00007fffded9f590 R08: 00007fffded9f710 R09: 000000000000000c [ 377.621932][T11188] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9bab8f20b0 [ 377.621933][T11188] R13: 00007fffded9f698 R14: 00007f9bad3ad01a R15: 00007fffded9fa88 | [ 379.069869][T11245] softirqs last disabled at (0): 0x0 | [ 379.069871][T11245] Preemption disabled at: | [ 379.069871][T11245] vprintk_emit (kernel/printk/printk.c:2471) | [ 379.069881][T11245] Tainted: [W]=WARN [ 379.069882][T11245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 379.069884][T11245] Call Trace: [ 379.069885][T11245] [ 379.069886][T11245] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 379.069892][T11245] ? vprintk_emit (kernel/printk/printk.c:2471) [ 379.069893][T11245] __might_resched.cold (kernel/sched/core.c:9234) [ 379.069897][T11245] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 379.069900][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.069903][T11245] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 379.069906][T11245] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 379.069909][T11245] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 379.069914][T11245] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 379.069916][T11245] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 379.069918][T11245] put_chars (drivers/char/virtio_console.c:1176) [ 379.069919][T11245] ? __send_to_port (drivers/char/virtio_console.c:654) [ 379.069921][T11245] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 379.069923][T11245] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 379.069925][T11245] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 379.069930][T11245] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 379.069932][T11245] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 379.069934][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.069935][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.069936][T11245] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 379.069938][T11245] console_emit_next_record (kernel/printk/printk.c:3183) [ 379.069941][T11245] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 379.069943][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.069944][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.069945][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.069946][T11245] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 379.069948][T11245] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 379.069950][T11245] console_flush_one_record (kernel/printk/printk.c:3268) [ 379.069953][T11245] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 379.069955][T11245] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 379.069957][T11245] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 379.069959][T11245] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 379.069961][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.069962][T11245] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 379.069963][T11245] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 379.069965][T11245] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 379.069966][T11245] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 379.069968][T11245] ? vprintk_emit (kernel/printk/printk.c:2478) [ 379.069970][T11245] vprintk_emit (kernel/printk/printk.c:2479) [ 379.069972][T11245] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 379.069974][T11245] _printk (kernel/printk/printk.c:2504) [ 379.069977][T11245] ? snapshot_read.cold (user.c:?) [ 379.069979][T11245] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 379.069981][T11245] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 379.069985][T11245] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 379.069986][T11245] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 379.069988][T11245] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 379.069996][T11245] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 379.069999][T11245] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 379.070001][T11245] ? netdev_notice (net/core/dev.c:13194) [ 379.070003][T11245] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 379.070010][T11245] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 379.070011][T11245] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 379.070014][T11245] netif_set_promiscuity (net/core/dev.c:9699) [ 379.070017][T11245] dev_set_promiscuity (net/core/dev_api.c:288) [ 379.070018][T11245] ? dev_disable_lro (net/core/dev_api.c:267) [ 379.070020][T11245] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 379.070024][T11245] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 379.070028][T11245] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 379.070030][T11245] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 379.070034][T11245] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 379.070038][T11245] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 379.070042][T11245] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 379.070045][T11245] ? __nla_validate_parse (lib/nlattr.c:635) [ 379.070049][T11245] ? __nla_parse (lib/nlattr.c:732) [ 379.070051][T11245] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 379.070055][T11245] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 379.070057][T11245] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 379.070061][T11245] ? security_capable (security/security.c:660 (discriminator 11)) [ 379.070064][T11245] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 379.070066][T11245] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 379.070069][T11245] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 379.070072][T11245] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 379.070075][T11245] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 379.070077][T11245] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 379.070079][T11245] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 379.070081][T11245] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 379.070083][T11245] ? netlink_ack (./include/linux/skbuff.h:2718) [ 379.070086][T11245] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 379.070088][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.070089][T11245] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 379.070091][T11245] genl_rcv (net/netlink/genetlink.c:1218) [ 379.070093][T11245] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 379.070095][T11245] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 379.070097][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.070098][T11245] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 379.070100][T11245] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 379.070102][T11245] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 379.070104][T11245] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 379.070106][T11245] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 379.070108][T11245] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 379.070110][T11245] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 379.070114][T11245] __sys_sendto (net/socket.c:2281) [ 379.070116][T11245] ? __ia32_sys_getpeername (net/socket.c:2235) [ 379.070120][T11245] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 379.070122][T11245] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 379.070125][T11245] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 379.070127][T11245] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 379.070128][T11245] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 379.070132][T11245] ? irq_exit_rcu (kernel/softirq.c:786) [ 379.070134][T11245] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 379.070136][T11245] RIP: 0033:0x7f4566968312 [ 379.070138][T11245] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 379.070140][T11245] RSP: 002b:00007ffe998a68c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 379.070144][T11245] RAX: ffffffffffffffda RBX: 00007ffe998a69f8 RCX: 00007f4566968312 [ 379.070145][T11245] RDX: 0000000000000038 RSI: 00007f4562570eb0 RDI: 0000000000000023 [ 379.070146][T11245] RBP: 00007ffe998a68f0 R08: 00007ffe998a6a70 R09: 000000000000000c [ 379.070147][T11245] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45647d2190 [ 379.070148][T11245] R13: 00007ffe998a69f8 R14: 00007f456628701a R15: 00007ffe998a6de8 | [ 386.042259][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 386.042261][ T12] Preemption disabled at: | [ 386.042262][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 386.042272][ T12] Tainted: [W]=WARN [ 386.042273][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 386.042275][ T12] Workqueue: netns cleanup_net [ 386.042281][ T12] Call Trace: [ 386.042282][ T12] [ 386.042284][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 386.042289][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 386.042291][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 386.042294][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 386.042297][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 386.042299][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.042302][ T12] __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)) [ 386.042304][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 386.042307][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 386.042312][ T12] ? 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) [ 386.042314][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 386.042316][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 386.042318][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 386.042319][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 386.042321][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 386.042324][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 386.042328][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 386.042330][ T12] ? 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) [ 386.042332][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 386.042334][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 386.042336][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.042337][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 386.042340][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 386.042343][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 386.042345][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.042346][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.042347][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.042348][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 386.042350][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 386.042351][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 386.042354][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 386.042357][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 386.042359][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 386.042360][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 386.042362][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.042363][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 386.042364][ T12] ? 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) [ 386.042366][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 386.042367][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 386.042369][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 386.042371][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 386.042373][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 386.042374][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 386.042376][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 386.042382][ T12] _printk (kernel/printk/printk.c:2504) [ 386.042385][ T12] ? snapshot_read.cold (user.c:?) [ 386.042388][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 386.042391][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 386.042393][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 386.042395][ T12] ? netdev_notice (net/core/dev.c:13194) [ 386.042397][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 386.042400][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 386.042403][ T12] ? 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) [ 386.042404][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 386.042406][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 386.042409][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 386.042410][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 386.042413][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 386.042419][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 386.042423][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.042425][ T12] notifier_call_chain (kernel/notifier.c:85) [ 386.042428][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 386.042431][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 386.042432][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 386.042435][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 386.042436][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 386.042438][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 386.042439][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 386.042441][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 386.042443][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 386.042446][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 386.042448][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 386.042450][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 386.042452][ T12] cleanup_net (net/core/net_namespace.c:706) [ 386.042454][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 386.042456][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 386.042458][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.042459][ T12] process_one_work (kernel/workqueue.c:3387) [ 386.042463][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 386.042466][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 386.042468][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 386.042470][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 386.042473][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 386.042475][ T12] kthread (kernel/kthread.c:436) [ 386.042477][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 386.042480][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 386.042482][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 386.042485][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 386.042487][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 386.042490][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 386.042492][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 387.301427][T11458] softirqs last disabled at (0): 0x0 | [ 387.301429][T11458] Preemption disabled at: | [ 387.301430][T11458] vprintk_emit (kernel/printk/printk.c:2471) | [ 387.301440][T11458] Tainted: [W]=WARN [ 387.301441][T11458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 387.301443][T11458] Call Trace: [ 387.301445][T11458] [ 387.301446][T11458] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 387.301451][T11458] ? vprintk_emit (kernel/printk/printk.c:2471) [ 387.301453][T11458] __might_resched.cold (kernel/sched/core.c:9234) [ 387.301457][T11458] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 387.301460][T11458] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 387.301463][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 387.301466][T11458] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 387.301469][T11458] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 387.301472][T11458] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 387.301476][T11458] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 387.301478][T11458] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 387.301481][T11458] put_chars (drivers/char/virtio_console.c:1176) [ 387.301482][T11458] ? __send_to_port (drivers/char/virtio_console.c:654) [ 387.301484][T11458] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 387.301487][T11458] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 387.301491][T11458] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 387.301493][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 387.301494][T11458] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 387.301497][T11458] console_emit_next_record (kernel/printk/printk.c:3183) [ 387.301499][T11458] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 387.301502][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 387.301503][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 387.301504][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 387.301505][T11458] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 387.301507][T11458] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 387.301509][T11458] console_flush_one_record (kernel/printk/printk.c:3268) [ 387.301511][T11458] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 387.301517][T11458] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 387.301519][T11458] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 387.301521][T11458] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 387.301523][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 387.301524][T11458] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 387.301525][T11458] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 387.301527][T11458] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 387.301528][T11458] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 387.301530][T11458] ? vprintk_emit (kernel/printk/printk.c:2478) [ 387.301531][T11458] vprintk_emit (kernel/printk/printk.c:2479) [ 387.301533][T11458] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 387.301535][T11458] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 387.301538][T11458] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 387.301545][T11458] _printk (kernel/printk/printk.c:2504) [ 387.301548][T11458] ? snapshot_read.cold (user.c:?) [ 387.301550][T11458] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 387.301553][T11458] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 387.301556][T11458] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 387.301558][T11458] ? netdev_notice (net/core/dev.c:13194) [ 387.301559][T11458] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 387.301562][T11458] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 387.301565][T11458] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 387.301567][T11458] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 387.301569][T11458] netif_set_promiscuity (net/core/dev.c:9699) [ 387.301572][T11458] dev_set_promiscuity (net/core/dev_api.c:288) [ 387.301573][T11458] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 387.301576][T11458] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 387.301583][T11458] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 387.301586][T11458] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 387.301590][T11458] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 387.301596][T11458] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 387.301599][T11458] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 387.301603][T11458] ? security_capable (security/security.c:660 (discriminator 11)) [ 387.301606][T11458] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 387.301608][T11458] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 387.301611][T11458] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 387.301614][T11458] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 387.301617][T11458] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 387.301620][T11458] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 387.301622][T11458] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 387.301624][T11458] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 387.301626][T11458] ? netlink_ack (./include/linux/skbuff.h:2718) [ 387.301629][T11458] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 387.301631][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 387.301632][T11458] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 387.301634][T11458] genl_rcv (net/netlink/genetlink.c:1218) [ 387.301635][T11458] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 387.301638][T11458] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 387.301640][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 387.301641][T11458] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 387.301643][T11458] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 387.301645][T11458] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 387.301647][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 387.301649][T11458] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 387.301651][T11458] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 387.301654][T11458] __sys_sendto (net/socket.c:2281) [ 387.301656][T11458] ? __ia32_sys_getpeername (net/socket.c:2235) [ 387.301660][T11458] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 387.301661][T11458] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 387.301663][T11458] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 387.301665][T11458] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 387.301668][T11458] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 387.301670][T11458] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 387.301671][T11458] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 387.301674][T11458] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 387.301676][T11458] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 387.301678][T11458] RIP: 0033:0x7f095c484312 [ 387.301680][T11458] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 387.301682][T11458] RSP: 002b:00007fffb134cf18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 387.301686][T11458] RAX: ffffffffffffffda RBX: 00007fffb134d048 RCX: 00007f095c484312 [ 387.301687][T11458] RDX: 0000000000000028 RSI: 00007f094bffd320 RDI: 0000000000000023 [ 387.301688][T11458] RBP: 00007fffb134cf40 R08: 00007fffb134d0c0 R09: 000000000000000c [ 387.301689][T11458] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f095a2edfd0 [ 387.301690][T11458] R13: 00007fffb134d048 R14: 00007f095bda301a R15: 00007fffb134d438 | [ 389.923627][T11578] softirqs last disabled at (0): 0x0 | [ 389.923629][T11578] Preemption disabled at: | [ 389.923630][T11578] vprintk_emit (kernel/printk/printk.c:2471) | [ 389.923640][T11578] Tainted: [W]=WARN [ 389.923641][T11578] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 389.923643][T11578] Call Trace: [ 389.923644][T11578] [ 389.923645][T11578] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 389.923651][T11578] ? vprintk_emit (kernel/printk/printk.c:2471) [ 389.923652][T11578] __might_resched.cold (kernel/sched/core.c:9234) [ 389.923656][T11578] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 389.923659][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 389.923661][T11578] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 389.923664][T11578] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 389.923667][T11578] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 389.923672][T11578] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 389.923673][T11578] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 389.923676][T11578] put_chars (drivers/char/virtio_console.c:1176) [ 389.923678][T11578] ? __send_to_port (drivers/char/virtio_console.c:654) [ 389.923679][T11578] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 389.923682][T11578] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 389.923686][T11578] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 389.923688][T11578] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 389.923690][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 389.923691][T11578] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 389.923694][T11578] console_emit_next_record (kernel/printk/printk.c:3183) [ 389.923697][T11578] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 389.923699][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 389.923700][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 389.923701][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 389.923702][T11578] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 389.923704][T11578] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 389.923705][T11578] console_flush_one_record (kernel/printk/printk.c:3268) [ 389.923708][T11578] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 389.923711][T11578] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 389.923712][T11578] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 389.923714][T11578] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 389.923716][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 389.923717][T11578] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 389.923718][T11578] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 389.923720][T11578] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 389.923721][T11578] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 389.923723][T11578] ? vprintk_emit (kernel/printk/printk.c:2478) [ 389.923724][T11578] vprintk_emit (kernel/printk/printk.c:2479) [ 389.923726][T11578] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 389.923727][T11578] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 389.923729][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 389.923730][T11578] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 389.923734][T11578] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 389.923736][T11578] _printk (kernel/printk/printk.c:2504) [ 389.923739][T11578] ? snapshot_read.cold (user.c:?) [ 389.923740][T11578] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 389.923744][T11578] ? idr_get_free (??:?) [ 389.923746][T11578] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 389.923749][T11578] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 389.923756][T11578] ? nla_get_range_signed (lib/nlattr.c:270) [ 389.923760][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 389.923761][T11578] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 389.923764][T11578] __nla_validate_parse (lib/nlattr.c:635) [ 389.923767][T11578] __nla_parse (lib/nlattr.c:732) [ 389.923769][T11578] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 389.923771][T11578] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 389.923773][T11578] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 389.923776][T11578] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 389.923779][T11578] ? security_capable (security/security.c:660 (discriminator 11)) [ 389.923782][T11578] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 389.923784][T11578] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 389.923787][T11578] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 389.923793][T11578] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 389.923796][T11578] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 389.923798][T11578] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 389.923800][T11578] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 389.923802][T11578] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 389.923805][T11578] ? netlink_ack (./include/linux/skbuff.h:2718) [ 389.923807][T11578] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 389.923809][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 389.923810][T11578] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 389.923812][T11578] genl_rcv (net/netlink/genetlink.c:1218) [ 389.923814][T11578] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 389.923816][T11578] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 389.923818][T11578] ? debug_object_active_state (lib/debugobjects.c:1122) [ 389.923820][T11578] ? 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) [ 389.923822][T11578] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 389.923825][T11578] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 389.923826][T11578] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 389.923828][T11578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 389.923830][T11578] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 389.923833][T11578] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 389.923835][T11578] __sys_sendto (net/socket.c:2281) [ 389.923838][T11578] ? __ia32_sys_getpeername (net/socket.c:2235) [ 389.923840][T11578] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 389.923842][T11578] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1)) [ 389.923846][T11578] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 389.923848][T11578] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 389.923849][T11578] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 389.923851][T11578] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 389.923852][T11578] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 389.923854][T11578] ? irq_exit_rcu (kernel/softirq.c:786) [ 389.923857][T11578] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 389.923859][T11578] RIP: 0033:0x7f34ada1c312 [ 389.923861][T11578] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 389.923863][T11578] RSP: 002b:00007ffcab28ace8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 389.923866][T11578] RAX: ffffffffffffffda RBX: 00007ffcab28ae18 RCX: 00007f34ada1c312 [ 389.923868][T11578] RDX: 0000000000000044 RSI: 00007f34ab75a6f0 RDI: 0000000000000020 [ 389.923869][T11578] RBP: 00007ffcab28ad10 R08: 00007ffcab28ae90 R09: 000000000000000c [ 389.923870][T11578] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f34ab88a0b0 [ 389.923870][T11578] R13: 00007ffcab28ae18 R14: 00007f34ad33b01a R15: 00007ffcab28b208 | [ 391.497264][T11635] softirqs last disabled at (0): 0x0 | [ 391.497266][T11635] Preemption disabled at: | [ 391.497266][T11635] vprintk_emit (kernel/printk/printk.c:2471) | [ 391.497277][T11635] Tainted: [W]=WARN [ 391.497278][T11635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 391.497280][T11635] Call Trace: [ 391.497282][T11635] [ 391.497284][T11635] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 391.497289][T11635] ? vprintk_emit (kernel/printk/printk.c:2471) [ 391.497291][T11635] __might_resched.cold (kernel/sched/core.c:9234) [ 391.497295][T11635] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 391.497298][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.497301][T11635] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 391.497304][T11635] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 391.497307][T11635] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 391.497312][T11635] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 391.497314][T11635] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 391.497317][T11635] put_chars (drivers/char/virtio_console.c:1176) [ 391.497319][T11635] ? __send_to_port (drivers/char/virtio_console.c:654) [ 391.497320][T11635] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 391.497323][T11635] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 391.497325][T11635] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 391.497329][T11635] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 391.497332][T11635] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 391.497333][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.497334][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.497336][T11635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 391.497338][T11635] console_emit_next_record (kernel/printk/printk.c:3183) [ 391.497341][T11635] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 391.497343][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.497344][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.497345][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.497346][T11635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 391.497348][T11635] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 391.497350][T11635] console_flush_one_record (kernel/printk/printk.c:3268) [ 391.497352][T11635] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 391.497355][T11635] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 391.497357][T11635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 391.497359][T11635] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 391.497360][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.497361][T11635] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 391.497363][T11635] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 391.497365][T11635] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 391.497366][T11635] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 391.497368][T11635] ? vprintk_emit (kernel/printk/printk.c:2478) [ 391.497370][T11635] vprintk_emit (kernel/printk/printk.c:2479) [ 391.497371][T11635] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 391.497374][T11635] _printk (kernel/printk/printk.c:2504) [ 391.497377][T11635] ? snapshot_read.cold (user.c:?) [ 391.497378][T11635] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 391.497381][T11635] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 391.497385][T11635] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 391.497386][T11635] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 391.497388][T11635] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 391.497391][T11635] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 391.497393][T11635] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 391.497395][T11635] ? netdev_notice (net/core/dev.c:13194) [ 391.497397][T11635] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 391.497405][T11635] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 391.497407][T11635] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 391.497409][T11635] netif_set_promiscuity (net/core/dev.c:9699) [ 391.497411][T11635] dev_set_promiscuity (net/core/dev_api.c:288) [ 391.497413][T11635] ? dev_disable_lro (net/core/dev_api.c:267) [ 391.497415][T11635] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 391.497419][T11635] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 391.497422][T11635] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 391.497424][T11635] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 391.497429][T11635] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 391.497432][T11635] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 391.497436][T11635] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 391.497439][T11635] ? __nla_validate_parse (lib/nlattr.c:635) [ 391.497444][T11635] ? __nla_parse (lib/nlattr.c:732) [ 391.497446][T11635] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 391.497450][T11635] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 391.497452][T11635] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 391.497456][T11635] ? security_capable (security/security.c:660 (discriminator 11)) [ 391.497459][T11635] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 391.497461][T11635] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 391.497463][T11635] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 391.497467][T11635] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 391.497470][T11635] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 391.497472][T11635] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 391.497474][T11635] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 391.497476][T11635] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 391.497478][T11635] ? netlink_ack (./include/linux/skbuff.h:2718) [ 391.497481][T11635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 391.497483][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.497484][T11635] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 391.497486][T11635] genl_rcv (net/netlink/genetlink.c:1218) [ 391.497487][T11635] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 391.497490][T11635] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 391.497491][T11635] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 391.497494][T11635] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 391.497497][T11635] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 391.497499][T11635] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 391.497501][T11635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 391.497503][T11635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 391.497504][T11635] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 391.497507][T11635] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 391.497510][T11635] __sys_sendto (net/socket.c:2281) [ 391.497512][T11635] ? __ia32_sys_getpeername (net/socket.c:2235) [ 391.497518][T11635] ? do_futex (kernel/futex/syscalls.c:138) [ 391.497520][T11635] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 391.497523][T11635] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 391.497526][T11635] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 391.497528][T11635] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 391.497530][T11635] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 391.497532][T11635] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 391.497533][T11635] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 391.497534][T11635] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 391.497538][T11635] ? irq_exit_rcu (kernel/softirq.c:786) [ 391.497541][T11635] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 391.497543][T11635] RIP: 0033:0x7f673a134312 [ 391.497545][T11635] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 391.497547][T11635] RSP: 002b:00007ffed65467d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 391.497550][T11635] RAX: ffffffffffffffda RBX: 00007ffed6546908 RCX: 00007f673a134312 [ 391.497552][T11635] RDX: 0000000000000038 RSI: 00007f6735d55770 RDI: 0000000000000023 [ 391.497553][T11635] RBP: 00007ffed6546800 R08: 00007ffed6546980 R09: 000000000000000c [ 391.497554][T11635] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6737f9e190 [ 391.497555][T11635] R13: 00007ffed6546908 R14: 00007f6739a5301a R15: 00007ffed6546cf8 | [ 398.510960][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 398.510962][ T12] Preemption disabled at: | [ 398.510963][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 398.510974][ T12] Tainted: [W]=WARN [ 398.510975][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 398.510976][ T12] Workqueue: netns cleanup_net [ 398.510982][ T12] Call Trace: [ 398.510984][ T12] [ 398.510985][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 398.510991][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 398.510993][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 398.510997][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 398.511000][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 398.511002][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.511005][ T12] __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)) [ 398.511008][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 398.511011][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 398.511016][ T12] ? 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) [ 398.511017][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 398.511020][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 398.511021][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 398.511023][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 398.511025][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 398.511028][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 398.511032][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 398.511034][ T12] ? 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) [ 398.511036][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 398.511039][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 398.511040][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.511042][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 398.511044][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 398.511047][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 398.511049][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.511050][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.511052][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.511053][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 398.511055][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 398.511056][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 398.511059][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 398.511062][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 398.511069][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 398.511070][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 398.511072][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.511073][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 398.511075][ T12] ? 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) [ 398.511077][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 398.511078][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 398.511080][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 398.511081][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 398.511083][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 398.511085][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 398.511087][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 398.511093][ T12] _printk (kernel/printk/printk.c:2504) [ 398.511096][ T12] ? snapshot_read.cold (user.c:?) [ 398.511099][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 398.511102][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 398.511104][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 398.511107][ T12] ? netdev_notice (net/core/dev.c:13194) [ 398.511108][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 398.511111][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 398.511114][ T12] ? 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) [ 398.511116][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 398.511118][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 398.511120][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 398.511122][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 398.511125][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 398.511131][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 398.511136][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.511138][ T12] notifier_call_chain (kernel/notifier.c:85) [ 398.511141][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 398.511144][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 398.511145][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 398.511148][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 398.511149][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 398.511151][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 398.511153][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 398.511154][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 398.511157][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 398.511159][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 398.511162][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 398.511163][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 398.511166][ T12] cleanup_net (net/core/net_namespace.c:706) [ 398.511168][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 398.511170][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.511171][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 398.511173][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.511174][ T12] process_one_work (kernel/workqueue.c:3387) [ 398.511178][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 398.511180][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 398.511182][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 398.511185][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 398.511188][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 398.511190][ T12] kthread (kernel/kthread.c:436) [ 398.511192][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 398.511195][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 398.511197][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 398.511200][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 398.511202][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 398.511205][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 398.511207][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 399.775142][T11848] softirqs last disabled at (0): 0x0 | [ 399.775144][T11848] Preemption disabled at: | [ 399.775145][T11848] vprintk_emit (kernel/printk/printk.c:2471) | [ 399.775155][T11848] Tainted: [W]=WARN [ 399.775156][T11848] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 399.775158][T11848] Call Trace: [ 399.775160][T11848] [ 399.775161][T11848] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 399.775167][T11848] ? vprintk_emit (kernel/printk/printk.c:2471) [ 399.775168][T11848] __might_resched.cold (kernel/sched/core.c:9234) [ 399.775172][T11848] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 399.775176][T11848] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 399.775179][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.775182][T11848] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 399.775184][T11848] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 399.775188][T11848] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 399.775192][T11848] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 399.775194][T11848] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 399.775197][T11848] put_chars (drivers/char/virtio_console.c:1176) [ 399.775198][T11848] ? __send_to_port (drivers/char/virtio_console.c:654) [ 399.775200][T11848] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 399.775203][T11848] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 399.775207][T11848] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 399.775209][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.775211][T11848] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 399.775213][T11848] console_emit_next_record (kernel/printk/printk.c:3183) [ 399.775216][T11848] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 399.775218][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.775219][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.775220][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.775221][T11848] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 399.775223][T11848] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 399.775225][T11848] console_flush_one_record (kernel/printk/printk.c:3268) [ 399.775228][T11848] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 399.775230][T11848] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 399.775232][T11848] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 399.775234][T11848] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 399.775236][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.775237][T11848] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 399.775238][T11848] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 399.775240][T11848] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 399.775241][T11848] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 399.775243][T11848] ? vprintk_emit (kernel/printk/printk.c:2478) [ 399.775245][T11848] vprintk_emit (kernel/printk/printk.c:2479) [ 399.775246][T11848] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 399.775248][T11848] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 399.775251][T11848] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 399.775258][T11848] _printk (kernel/printk/printk.c:2504) [ 399.775261][T11848] ? snapshot_read.cold (user.c:?) [ 399.775264][T11848] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 399.775267][T11848] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 399.775269][T11848] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 399.775271][T11848] ? netdev_notice (net/core/dev.c:13194) [ 399.775273][T11848] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 399.775276][T11848] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 399.775279][T11848] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 399.775280][T11848] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 399.775282][T11848] netif_set_promiscuity (net/core/dev.c:9699) [ 399.775285][T11848] dev_set_promiscuity (net/core/dev_api.c:288) [ 399.775287][T11848] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 399.775290][T11848] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 399.775296][T11848] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 399.775299][T11848] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 399.775304][T11848] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 399.775309][T11848] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 399.775312][T11848] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 399.775316][T11848] ? security_capable (security/security.c:660 (discriminator 11)) [ 399.775319][T11848] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 399.775321][T11848] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 399.775323][T11848] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 399.775327][T11848] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 399.775330][T11848] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 399.775333][T11848] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 399.775335][T11848] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 399.775337][T11848] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 399.775340][T11848] ? netlink_ack (./include/linux/skbuff.h:2718) [ 399.775342][T11848] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 399.775344][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.775345][T11848] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 399.775347][T11848] genl_rcv (net/netlink/genetlink.c:1218) [ 399.775349][T11848] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 399.775351][T11848] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 399.775353][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.775355][T11848] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 399.775357][T11848] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 399.775359][T11848] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 399.775361][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.775362][T11848] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 399.775365][T11848] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 399.775368][T11848] __sys_sendto (net/socket.c:2281) [ 399.775370][T11848] ? __ia32_sys_getpeername (net/socket.c:2235) [ 399.775373][T11848] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.775375][T11848] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 399.775377][T11848] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 399.775379][T11848] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 399.775381][T11848] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 399.775383][T11848] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 399.775384][T11848] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 399.775388][T11848] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 399.775390][T11848] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 399.775392][T11848] RIP: 0033:0x7f74825c2312 [ 399.775394][T11848] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 399.775396][T11848] RSP: 002b:00007ffc2b329ce8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 399.775399][T11848] RAX: ffffffffffffffda RBX: 00007ffc2b329e18 RCX: 00007f74825c2312 [ 399.775401][T11848] RDX: 0000000000000028 RSI: 00007f7481dac810 RDI: 0000000000000023 [ 399.775402][T11848] RBP: 00007ffc2b329d10 R08: 00007ffc2b329e90 R09: 000000000000000c [ 399.775403][T11848] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7480425fd0 [ 399.775404][T11848] R13: 00007ffc2b329e18 R14: 00007f7481ee101a R15: 00007ffc2b32a208 | [ 402.273939][T11956] softirqs last disabled at (0): 0x0 | [ 402.273941][T11956] Preemption disabled at: | [ 402.273942][T11956] vprintk_emit (kernel/printk/printk.c:2471) | [ 402.273952][T11956] Tainted: [W]=WARN [ 402.273953][T11956] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 402.273955][T11956] Call Trace: [ 402.273956][T11956] [ 402.273957][T11956] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 402.273963][T11956] ? vprintk_emit (kernel/printk/printk.c:2471) [ 402.273965][T11956] __might_resched.cold (kernel/sched/core.c:9234) [ 402.273969][T11956] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 402.273972][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 402.273975][T11956] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 402.273978][T11956] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 402.273981][T11956] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 402.273986][T11956] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 402.273988][T11956] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 402.273990][T11956] put_chars (drivers/char/virtio_console.c:1176) [ 402.273992][T11956] ? __send_to_port (drivers/char/virtio_console.c:654) [ 402.273994][T11956] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 402.273997][T11956] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 402.274002][T11956] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 402.274004][T11956] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 402.274006][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 402.274007][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 402.274009][T11956] console_emit_next_record (kernel/printk/printk.c:3183) [ 402.274012][T11956] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 402.274014][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 402.274015][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 402.274017][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 402.274018][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 402.274020][T11956] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 402.274022][T11956] console_flush_one_record (kernel/printk/printk.c:3268) [ 402.274024][T11956] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 402.274027][T11956] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 402.274029][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 402.274031][T11956] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 402.274032][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 402.274033][T11956] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 402.274035][T11956] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 402.274037][T11956] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 402.274038][T11956] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 402.274040][T11956] ? vprintk_emit (kernel/printk/printk.c:2478) [ 402.274041][T11956] vprintk_emit (kernel/printk/printk.c:2479) [ 402.274043][T11956] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 402.274044][T11956] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 402.274046][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 402.274047][T11956] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 402.274051][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 402.274053][T11956] _printk (kernel/printk/printk.c:2504) [ 402.274056][T11956] ? snapshot_read.cold (user.c:?) [ 402.274058][T11956] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 402.274062][T11956] ? idr_get_free (??:?) [ 402.274064][T11956] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 402.274067][T11956] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 402.274074][T11956] ? nla_get_range_signed (lib/nlattr.c:270) [ 402.274084][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 402.274085][T11956] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 402.274088][T11956] __nla_validate_parse (lib/nlattr.c:635) [ 402.274091][T11956] __nla_parse (lib/nlattr.c:732) [ 402.274094][T11956] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 402.274096][T11956] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 402.274098][T11956] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 402.274100][T11956] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 402.274104][T11956] ? security_capable (security/security.c:660 (discriminator 11)) [ 402.274107][T11956] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 402.274109][T11956] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 402.274113][T11956] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 402.274120][T11956] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 402.274123][T11956] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 402.274125][T11956] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 402.274128][T11956] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 402.274130][T11956] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 402.274132][T11956] ? netlink_ack (./include/linux/skbuff.h:2718) [ 402.274135][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 402.274136][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 402.274137][T11956] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 402.274140][T11956] genl_rcv (net/netlink/genetlink.c:1218) [ 402.274142][T11956] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 402.274144][T11956] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 402.274147][T11956] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 402.274149][T11956] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 402.274151][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 402.274153][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 402.274154][T11956] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 402.274158][T11956] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 402.274161][T11956] __sys_sendto (net/socket.c:2281) [ 402.274163][T11956] ? __ia32_sys_getpeername (net/socket.c:2235) [ 402.274167][T11956] ? fput_close_sync (fs/file_table.c:617) [ 402.274170][T11956] ? alloc_file_clone (fs/file_table.c:479) [ 402.274172][T11956] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 402.274174][T11956] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 402.274176][T11956] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 402.274177][T11956] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 402.274179][T11956] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 402.274182][T11956] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 402.274184][T11956] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 402.274186][T11956] RIP: 0033:0x7ff277694312 [ 402.274188][T11956] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 402.274190][T11956] RSP: 002b:00007ffc7b959e38 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 402.274194][T11956] RAX: ffffffffffffffda RBX: 00007ffc7b959f68 RCX: 00007ff277694312 [ 402.274195][T11956] RDX: 0000000000000044 RSI: 00007ff274223190 RDI: 0000000000000020 [ 402.274196][T11956] RBP: 00007ffc7b959e60 R08: 00007ffc7b959fe0 R09: 000000000000000c [ 402.274197][T11956] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff2755020b0 [ 402.274198][T11956] R13: 00007ffc7b959f68 R14: 00007ff276fb301a R15: 00007ffc7b95a358 | [ 403.776461][T12013] softirqs last disabled at (0): 0x0 | [ 403.776462][T12013] Preemption disabled at: | [ 403.776463][T12013] vprintk_emit (kernel/printk/printk.c:2471) | [ 403.776474][T12013] Tainted: [W]=WARN [ 403.776474][T12013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 403.776476][T12013] Call Trace: [ 403.776478][T12013] [ 403.776479][T12013] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 403.776485][T12013] ? vprintk_emit (kernel/printk/printk.c:2471) [ 403.776487][T12013] __might_resched.cold (kernel/sched/core.c:9234) [ 403.776490][T12013] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 403.776494][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.776496][T12013] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 403.776499][T12013] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 403.776502][T12013] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 403.776507][T12013] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 403.776509][T12013] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 403.776511][T12013] put_chars (drivers/char/virtio_console.c:1176) [ 403.776517][T12013] ? __send_to_port (drivers/char/virtio_console.c:654) [ 403.776518][T12013] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 403.776521][T12013] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 403.776523][T12013] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 403.776528][T12013] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 403.776530][T12013] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 403.776531][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.776533][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.776534][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 403.776536][T12013] console_emit_next_record (kernel/printk/printk.c:3183) [ 403.776539][T12013] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 403.776541][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.776542][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.776543][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.776544][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 403.776546][T12013] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 403.776548][T12013] console_flush_one_record (kernel/printk/printk.c:3268) [ 403.776550][T12013] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 403.776553][T12013] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 403.776555][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 403.776557][T12013] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 403.776558][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.776559][T12013] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 403.776561][T12013] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 403.776562][T12013] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 403.776564][T12013] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 403.776566][T12013] ? vprintk_emit (kernel/printk/printk.c:2478) [ 403.776567][T12013] vprintk_emit (kernel/printk/printk.c:2479) [ 403.776569][T12013] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 403.776571][T12013] _printk (kernel/printk/printk.c:2504) [ 403.776574][T12013] ? snapshot_read.cold (user.c:?) [ 403.776576][T12013] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 403.776579][T12013] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 403.776583][T12013] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 403.776584][T12013] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 403.776586][T12013] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 403.776589][T12013] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 403.776591][T12013] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 403.776593][T12013] ? netdev_notice (net/core/dev.c:13194) [ 403.776595][T12013] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 403.776603][T12013] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 403.776604][T12013] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 403.776606][T12013] netif_set_promiscuity (net/core/dev.c:9699) [ 403.776609][T12013] dev_set_promiscuity (net/core/dev_api.c:288) [ 403.776611][T12013] ? dev_disable_lro (net/core/dev_api.c:267) [ 403.776612][T12013] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 403.776617][T12013] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 403.776620][T12013] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 403.776622][T12013] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 403.776626][T12013] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 403.776630][T12013] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 403.776634][T12013] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 403.776637][T12013] ? __nla_validate_parse (lib/nlattr.c:635) [ 403.776642][T12013] ? __nla_parse (lib/nlattr.c:732) [ 403.776644][T12013] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 403.776648][T12013] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 403.776650][T12013] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 403.776654][T12013] ? security_capable (security/security.c:660 (discriminator 11)) [ 403.776657][T12013] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 403.776659][T12013] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 403.776661][T12013] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 403.776665][T12013] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 403.776668][T12013] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 403.776670][T12013] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 403.776672][T12013] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 403.776674][T12013] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 403.776676][T12013] ? netlink_ack (./include/linux/skbuff.h:2718) [ 403.776679][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 403.776680][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.776682][T12013] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 403.776684][T12013] genl_rcv (net/netlink/genetlink.c:1218) [ 403.776685][T12013] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 403.776688][T12013] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 403.776690][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.776691][T12013] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 403.776693][T12013] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 403.776695][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 403.776697][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.776699][T12013] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 403.776701][T12013] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 403.776704][T12013] __sys_sendto (net/socket.c:2281) [ 403.776707][T12013] ? __ia32_sys_getpeername (net/socket.c:2235) [ 403.776710][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 403.776712][T12013] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 403.776714][T12013] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 403.776715][T12013] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 403.776718][T12013] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 403.776720][T12013] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 403.776721][T12013] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 403.776725][T12013] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 403.776727][T12013] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 403.776729][T12013] RIP: 0033:0x7f0077af7312 [ 403.776731][T12013] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 403.776733][T12013] RSP: 002b:00007fff8c1212f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 403.776736][T12013] RAX: ffffffffffffffda RBX: 00007fff8c121428 RCX: 00007f0077af7312 [ 403.776738][T12013] RDX: 0000000000000038 RSI: 00007f00745b0230 RDI: 0000000000000023 [ 403.776739][T12013] RBP: 00007fff8c121320 R08: 00007fff8c1214a0 R09: 000000000000000c [ 403.776740][T12013] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f007595e190 [ 403.776740][T12013] R13: 00007fff8c121428 R14: 00007f007741601a R15: 00007fff8c121818 | [ 410.263395][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 410.263397][ T12] Preemption disabled at: | [ 410.263398][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 410.263409][ T12] Tainted: [W]=WARN [ 410.263409][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 410.263411][ T12] Workqueue: netns cleanup_net [ 410.263417][ T12] Call Trace: [ 410.263418][ T12] [ 410.263420][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 410.263425][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 410.263427][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 410.263430][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 410.263434][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 410.263436][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.263438][ T12] __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)) [ 410.263441][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 410.263444][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 410.263448][ T12] ? 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) [ 410.263450][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 410.263453][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 410.263454][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 410.263455][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 410.263457][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 410.263460][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 410.263464][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 410.263466][ T12] ? 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) [ 410.263468][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 410.263470][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 410.263472][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.263474][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 410.263476][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 410.263478][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 410.263481][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.263482][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.263483][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.263484][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 410.263486][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 410.263487][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 410.263490][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 410.263493][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 410.263496][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 410.263498][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 410.263501][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.263503][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 410.263505][ T12] ? 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) [ 410.263507][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 410.263510][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 410.263513][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 410.263516][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 410.263518][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 410.263520][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 410.263522][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 410.263529][ T12] _printk (kernel/printk/printk.c:2504) [ 410.263532][ T12] ? snapshot_read.cold (user.c:?) [ 410.263534][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 410.263537][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 410.263539][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 410.263542][ T12] ? netdev_notice (net/core/dev.c:13194) [ 410.263543][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 410.263546][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 410.263549][ T12] ? 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) [ 410.263551][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 410.263553][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 410.263556][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 410.263557][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 410.263560][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 410.263566][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 410.263571][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.263573][ T12] notifier_call_chain (kernel/notifier.c:85) [ 410.263576][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 410.263578][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 410.263580][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 410.263582][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 410.263583][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 410.263585][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 410.263587][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 410.263588][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 410.263590][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 410.263593][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 410.263595][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 410.263597][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 410.263600][ T12] cleanup_net (net/core/net_namespace.c:706) [ 410.263602][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 410.263603][ T12] ? update_load_avg (kernel/sched/fair.c:5864) [ 410.263606][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 410.263608][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.263609][ T12] process_one_work (kernel/workqueue.c:3387) [ 410.263613][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 410.263615][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 410.263617][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 410.263620][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 410.263623][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 410.263624][ T12] kthread (kernel/kthread.c:436) [ 410.263626][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 410.263629][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 410.263631][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 410.263635][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 410.263637][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 410.263639][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 410.263641][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 411.426397][T12227] softirqs last disabled at (0): 0x0 | [ 411.426399][T12227] Preemption disabled at: | [ 411.426399][T12227] vprintk_emit (kernel/printk/printk.c:2471) | [ 411.426409][T12227] Tainted: [W]=WARN [ 411.426410][T12227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 411.426412][T12227] Call Trace: [ 411.426413][T12227] [ 411.426415][T12227] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 411.426420][T12227] ? vprintk_emit (kernel/printk/printk.c:2471) [ 411.426422][T12227] __might_resched.cold (kernel/sched/core.c:9234) [ 411.426425][T12227] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 411.426428][T12227] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 411.426432][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.426434][T12227] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 411.426437][T12227] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 411.426440][T12227] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 411.426444][T12227] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 411.426446][T12227] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 411.426449][T12227] put_chars (drivers/char/virtio_console.c:1176) [ 411.426451][T12227] ? __send_to_port (drivers/char/virtio_console.c:654) [ 411.426452][T12227] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 411.426455][T12227] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 411.426459][T12227] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 411.426461][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.426463][T12227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 411.426465][T12227] console_emit_next_record (kernel/printk/printk.c:3183) [ 411.426468][T12227] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 411.426470][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.426471][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.426472][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.426473][T12227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 411.426475][T12227] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 411.426477][T12227] console_flush_one_record (kernel/printk/printk.c:3268) [ 411.426480][T12227] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 411.426482][T12227] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 411.426484][T12227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 411.426486][T12227] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 411.426488][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.426489][T12227] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 411.426491][T12227] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 411.426492][T12227] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 411.426494][T12227] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 411.426496][T12227] ? vprintk_emit (kernel/printk/printk.c:2478) [ 411.426497][T12227] vprintk_emit (kernel/printk/printk.c:2479) [ 411.426499][T12227] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 411.426500][T12227] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 411.426504][T12227] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 411.426510][T12227] _printk (kernel/printk/printk.c:2504) [ 411.426516][T12227] ? snapshot_read.cold (user.c:?) [ 411.426518][T12227] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 411.426522][T12227] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 411.426524][T12227] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 411.426526][T12227] ? netdev_notice (net/core/dev.c:13194) [ 411.426528][T12227] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 411.426530][T12227] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 411.426533][T12227] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 411.426535][T12227] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 411.426537][T12227] netif_set_promiscuity (net/core/dev.c:9699) [ 411.426540][T12227] dev_set_promiscuity (net/core/dev_api.c:288) [ 411.426542][T12227] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 411.426545][T12227] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 411.426550][T12227] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 411.426553][T12227] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 411.426558][T12227] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 411.426563][T12227] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 411.426567][T12227] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 411.426571][T12227] ? security_capable (security/security.c:660 (discriminator 11)) [ 411.426574][T12227] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 411.426576][T12227] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 411.426579][T12227] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 411.426582][T12227] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 411.426586][T12227] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 411.426589][T12227] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 411.426591][T12227] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 411.426593][T12227] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 411.426595][T12227] ? netlink_ack (./include/linux/skbuff.h:2718) [ 411.426598][T12227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 411.426600][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.426601][T12227] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 411.426603][T12227] genl_rcv (net/netlink/genetlink.c:1218) [ 411.426605][T12227] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 411.426607][T12227] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 411.426609][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.426610][T12227] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 411.426613][T12227] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 411.426615][T12227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 411.426616][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.426618][T12227] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 411.426620][T12227] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 411.426623][T12227] __sys_sendto (net/socket.c:2281) [ 411.426626][T12227] ? __ia32_sys_getpeername (net/socket.c:2235) [ 411.426629][T12227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 411.426630][T12227] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 411.426633][T12227] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 411.426635][T12227] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 411.426637][T12227] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 411.426639][T12227] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 411.426640][T12227] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 411.426644][T12227] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 411.426646][T12227] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 411.426648][T12227] RIP: 0033:0x7fbdfbf0a312 [ 411.426650][T12227] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 411.426652][T12227] RSP: 002b:00007ffebf825148 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 411.426656][T12227] RAX: ffffffffffffffda RBX: 00007ffebf825278 RCX: 00007fbdfbf0a312 [ 411.426657][T12227] RDX: 0000000000000028 RSI: 00007fbdf8369650 RDI: 0000000000000023 [ 411.426658][T12227] RBP: 00007ffebf825170 R08: 00007ffebf8252f0 R09: 000000000000000c [ 411.426659][T12227] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbdf9d6dfd0 [ 411.426660][T12227] R13: 00007ffebf825278 R14: 00007fbdfb82901a R15: 00007ffebf825668 | [ 413.915108][T12347] softirqs last disabled at (0): 0x0 | [ 413.915110][T12347] Preemption disabled at: | [ 413.915111][T12347] vprintk_emit (kernel/printk/printk.c:2471) | [ 413.915127][T12347] Tainted: [W]=WARN [ 413.915128][T12347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 413.915130][T12347] Call Trace: [ 413.915131][T12347] [ 413.915132][T12347] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 413.915138][T12347] ? vprintk_emit (kernel/printk/printk.c:2471) [ 413.915139][T12347] __might_resched.cold (kernel/sched/core.c:9234) [ 413.915143][T12347] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 413.915146][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.915149][T12347] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 413.915152][T12347] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 413.915155][T12347] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 413.915160][T12347] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 413.915162][T12347] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 413.915164][T12347] put_chars (drivers/char/virtio_console.c:1176) [ 413.915166][T12347] ? __send_to_port (drivers/char/virtio_console.c:654) [ 413.915167][T12347] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 413.915170][T12347] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 413.915175][T12347] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 413.915177][T12347] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 413.915178][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.915180][T12347] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 413.915182][T12347] console_emit_next_record (kernel/printk/printk.c:3183) [ 413.915185][T12347] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 413.915187][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.915188][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.915189][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.915190][T12347] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 413.915192][T12347] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 413.915194][T12347] console_flush_one_record (kernel/printk/printk.c:3268) [ 413.915196][T12347] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 413.915199][T12347] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 413.915201][T12347] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 413.915203][T12347] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 413.915205][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.915206][T12347] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 413.915207][T12347] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 413.915209][T12347] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 413.915210][T12347] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 413.915212][T12347] ? vprintk_emit (kernel/printk/printk.c:2478) [ 413.915214][T12347] vprintk_emit (kernel/printk/printk.c:2479) [ 413.915216][T12347] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 413.915217][T12347] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 413.915219][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.915220][T12347] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 413.915224][T12347] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 413.915225][T12347] _printk (kernel/printk/printk.c:2504) [ 413.915228][T12347] ? snapshot_read.cold (user.c:?) [ 413.915230][T12347] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 413.915234][T12347] ? idr_get_free (??:?) [ 413.915236][T12347] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 413.915239][T12347] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 413.915246][T12347] ? nla_get_range_signed (lib/nlattr.c:270) [ 413.915250][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.915252][T12347] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 413.915254][T12347] __nla_validate_parse (lib/nlattr.c:635) [ 413.915258][T12347] __nla_parse (lib/nlattr.c:732) [ 413.915260][T12347] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 413.915262][T12347] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 413.915264][T12347] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 413.915266][T12347] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 413.915269][T12347] ? security_capable (security/security.c:660 (discriminator 11)) [ 413.915272][T12347] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 413.915274][T12347] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 413.915278][T12347] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 413.915284][T12347] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 413.915287][T12347] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 413.915289][T12347] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 413.915291][T12347] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 413.915293][T12347] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 413.915296][T12347] ? netlink_ack (./include/linux/skbuff.h:2718) [ 413.915298][T12347] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 413.915300][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.915301][T12347] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 413.915303][T12347] genl_rcv (net/netlink/genetlink.c:1218) [ 413.915305][T12347] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 413.915307][T12347] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 413.915310][T12347] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 413.915312][T12347] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 413.915314][T12347] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 413.915316][T12347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 413.915317][T12347] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 413.915320][T12347] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 413.915323][T12347] __sys_sendto (net/socket.c:2281) [ 413.915325][T12347] ? __ia32_sys_getpeername (net/socket.c:2235) [ 413.915329][T12347] ? fput_close_sync (fs/file_table.c:617) [ 413.915332][T12347] ? alloc_file_clone (fs/file_table.c:479) [ 413.915334][T12347] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 413.915336][T12347] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 413.915337][T12347] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 413.915339][T12347] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 413.915340][T12347] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 413.915343][T12347] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 413.915345][T12347] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 413.915347][T12347] RIP: 0033:0x7f12bd10a312 [ 413.915349][T12347] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 413.915351][T12347] RSP: 002b:00007ffe51e26f28 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 413.915355][T12347] RAX: ffffffffffffffda RBX: 00007ffe51e27058 RCX: 00007f12bd10a312 [ 413.915356][T12347] RDX: 0000000000000044 RSI: 00007f12bae3f3c0 RDI: 0000000000000020 [ 413.915357][T12347] RBP: 00007ffe51e26f50 R08: 00007ffe51e270d0 R09: 000000000000000c [ 413.915358][T12347] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f12baf6e0b0 [ 413.915359][T12347] R13: 00007ffe51e27058 R14: 00007f12bca2901a R15: 00007ffe51e27448 | [ 415.366065][T12404] softirqs last disabled at (0): 0x0 | [ 415.366067][T12404] Preemption disabled at: | [ 415.366068][T12404] vprintk_emit (kernel/printk/printk.c:2471) | [ 415.366078][T12404] Tainted: [W]=WARN [ 415.366079][T12404] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 415.366081][T12404] Call Trace: [ 415.366082][T12404] [ 415.366084][T12404] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 415.366089][T12404] ? vprintk_emit (kernel/printk/printk.c:2471) [ 415.366091][T12404] __might_resched.cold (kernel/sched/core.c:9234) [ 415.366095][T12404] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 415.366098][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.366100][T12404] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 415.366103][T12404] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 415.366106][T12404] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 415.366112][T12404] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 415.366113][T12404] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 415.366116][T12404] put_chars (drivers/char/virtio_console.c:1176) [ 415.366117][T12404] ? __send_to_port (drivers/char/virtio_console.c:654) [ 415.366119][T12404] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 415.366121][T12404] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 415.366123][T12404] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 415.366134][T12404] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 415.366136][T12404] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 415.366138][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.366139][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.366140][T12404] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.366143][T12404] console_emit_next_record (kernel/printk/printk.c:3183) [ 415.366146][T12404] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 415.366148][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.366149][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.366150][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.366151][T12404] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.366153][T12404] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 415.366155][T12404] console_flush_one_record (kernel/printk/printk.c:3268) [ 415.366157][T12404] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 415.366160][T12404] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 415.366162][T12404] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.366163][T12404] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 415.366165][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.366166][T12404] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 415.366168][T12404] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 415.366169][T12404] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 415.366171][T12404] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 415.366173][T12404] ? vprintk_emit (kernel/printk/printk.c:2478) [ 415.366174][T12404] vprintk_emit (kernel/printk/printk.c:2479) [ 415.366176][T12404] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 415.366178][T12404] _printk (kernel/printk/printk.c:2504) [ 415.366181][T12404] ? snapshot_read.cold (user.c:?) [ 415.366183][T12404] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 415.366185][T12404] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 415.366189][T12404] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 415.366190][T12404] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 415.366192][T12404] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 415.366195][T12404] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 415.366197][T12404] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 415.366200][T12404] ? netdev_notice (net/core/dev.c:13194) [ 415.366202][T12404] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 415.366209][T12404] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 415.366211][T12404] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 415.366213][T12404] netif_set_promiscuity (net/core/dev.c:9699) [ 415.366216][T12404] dev_set_promiscuity (net/core/dev_api.c:288) [ 415.366217][T12404] ? dev_disable_lro (net/core/dev_api.c:267) [ 415.366219][T12404] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 415.366223][T12404] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 415.366227][T12404] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 415.366229][T12404] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 415.366233][T12404] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 415.366237][T12404] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 415.366241][T12404] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 415.366244][T12404] ? __nla_validate_parse (lib/nlattr.c:635) [ 415.366248][T12404] ? __nla_parse (lib/nlattr.c:732) [ 415.366250][T12404] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 415.366254][T12404] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 415.366256][T12404] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 415.366260][T12404] ? security_capable (security/security.c:660 (discriminator 11)) [ 415.366263][T12404] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 415.366265][T12404] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 415.366267][T12404] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 415.366271][T12404] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 415.366274][T12404] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 415.366276][T12404] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 415.366278][T12404] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 415.366280][T12404] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 415.366282][T12404] ? netlink_ack (./include/linux/skbuff.h:2718) [ 415.366285][T12404] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.366286][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.366287][T12404] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 415.366289][T12404] genl_rcv (net/netlink/genetlink.c:1218) [ 415.366291][T12404] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 415.366293][T12404] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 415.366295][T12404] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.366297][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.366298][T12404] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 415.366300][T12404] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 415.366302][T12404] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 415.366304][T12404] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 415.366306][T12404] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 415.366307][T12404] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 415.366309][T12404] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 415.366313][T12404] __sys_sendto (net/socket.c:2281) [ 415.366315][T12404] ? __ia32_sys_getpeername (net/socket.c:2235) [ 415.366317][T12404] ? do_futex (kernel/futex/syscalls.c:138) [ 415.366320][T12404] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 415.366322][T12404] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 415.366326][T12404] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 415.366328][T12404] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 415.366331][T12404] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 415.366332][T12404] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 415.366334][T12404] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 415.366337][T12404] ? irq_exit_rcu (kernel/softirq.c:786) [ 415.366340][T12404] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 415.366342][T12404] RIP: 0033:0x7f7ea2361312 [ 415.366344][T12404] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 415.366346][T12404] RSP: 002b:00007ffd1d858078 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 415.366349][T12404] RAX: ffffffffffffffda RBX: 00007ffd1d8581a8 RCX: 00007f7ea2361312 [ 415.366350][T12404] RDX: 0000000000000038 RSI: 00007f7e9c60eeb0 RDI: 0000000000000023 [ 415.366352][T12404] RBP: 00007ffd1d8580a0 R08: 00007ffd1d858220 R09: 000000000000000c [ 415.366353][T12404] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7ea01be190 [ 415.366353][T12404] R13: 00007ffd1d8581a8 R14: 00007f7ea1c8001a R15: 00007ffd1d858598 | [ 421.827895][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 421.827897][ T12] Preemption disabled at: | [ 421.827897][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 421.827908][ T12] Tainted: [W]=WARN [ 421.827909][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 421.827911][ T12] Workqueue: netns cleanup_net [ 421.827917][ T12] Call Trace: [ 421.827918][ T12] [ 421.827919][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 421.827925][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 421.827926][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 421.827930][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 421.827933][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 421.827935][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 421.827938][ T12] __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)) [ 421.827941][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 421.827944][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 421.827948][ T12] ? 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) [ 421.827950][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 421.827952][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 421.827954][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 421.827955][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 421.827957][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 421.827960][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 421.827964][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 421.827966][ T12] ? 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) [ 421.827968][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 421.827971][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 421.827972][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 421.827973][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 421.827976][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 421.827979][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 421.827981][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 421.827982][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 421.827983][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 421.827984][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 421.827986][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 421.827988][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 421.827990][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 421.827993][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 421.827995][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 421.827996][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 421.827998][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 421.827999][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 421.828001][ T12] ? 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) [ 421.828002][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 421.828004][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 421.828005][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 421.828007][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 421.828008][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 421.828010][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 421.828012][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 421.828018][ T12] _printk (kernel/printk/printk.c:2504) [ 421.828021][ T12] ? snapshot_read.cold (user.c:?) [ 421.828023][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 421.828027][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 421.828029][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 421.828031][ T12] ? netdev_notice (net/core/dev.c:13194) [ 421.828032][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 421.828035][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 421.828038][ T12] ? 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) [ 421.828039][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 421.828042][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 421.828045][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 421.828046][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 421.828049][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 421.828055][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 421.828059][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 421.828061][ T12] notifier_call_chain (kernel/notifier.c:85) [ 421.828064][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 421.828066][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 421.828068][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 421.828070][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 421.828072][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 421.828073][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 421.828075][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 421.828076][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 421.828078][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 421.828081][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 421.828083][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 421.828085][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 421.828088][ T12] cleanup_net (net/core/net_namespace.c:706) [ 421.828090][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 421.828091][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 421.828093][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 421.828095][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 421.828096][ T12] process_one_work (kernel/workqueue.c:3387) [ 421.828100][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 421.828102][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 421.828104][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 421.828107][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 421.828110][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 421.828112][ T12] kthread (kernel/kthread.c:436) [ 421.828114][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 421.828117][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 421.828119][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 421.828122][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 421.828124][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 421.828127][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 421.828129][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 423.119639][T12617] softirqs last disabled at (0): 0x0 | [ 423.119641][T12617] Preemption disabled at: | [ 423.119642][T12617] vprintk_emit (kernel/printk/printk.c:2471) | [ 423.119652][T12617] Tainted: [W]=WARN [ 423.119653][T12617] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 423.119655][T12617] Call Trace: [ 423.119656][T12617] [ 423.119657][T12617] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 423.119663][T12617] ? vprintk_emit (kernel/printk/printk.c:2471) [ 423.119664][T12617] __might_resched.cold (kernel/sched/core.c:9234) [ 423.119668][T12617] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 423.119671][T12617] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 423.119675][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.119677][T12617] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 423.119680][T12617] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 423.119682][T12617] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 423.119687][T12617] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 423.119689][T12617] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 423.119691][T12617] put_chars (drivers/char/virtio_console.c:1176) [ 423.119693][T12617] ? __send_to_port (drivers/char/virtio_console.c:654) [ 423.119695][T12617] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 423.119697][T12617] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 423.119702][T12617] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 423.119704][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.119705][T12617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 423.119707][T12617] console_emit_next_record (kernel/printk/printk.c:3183) [ 423.119710][T12617] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 423.119712][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.119713][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.119714][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.119715][T12617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 423.119717][T12617] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 423.119719][T12617] console_flush_one_record (kernel/printk/printk.c:3268) [ 423.119722][T12617] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 423.119724][T12617] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 423.119726][T12617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 423.119728][T12617] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 423.119729][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.119730][T12617] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 423.119732][T12617] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 423.119734][T12617] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 423.119735][T12617] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 423.119737][T12617] ? vprintk_emit (kernel/printk/printk.c:2478) [ 423.119738][T12617] vprintk_emit (kernel/printk/printk.c:2479) [ 423.119740][T12617] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 423.119741][T12617] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 423.119745][T12617] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 423.119751][T12617] _printk (kernel/printk/printk.c:2504) [ 423.119754][T12617] ? snapshot_read.cold (user.c:?) [ 423.119756][T12617] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 423.119760][T12617] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 423.119762][T12617] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 423.119764][T12617] ? netdev_notice (net/core/dev.c:13194) [ 423.119766][T12617] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 423.119768][T12617] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 423.119771][T12617] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 423.119773][T12617] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 423.119775][T12617] netif_set_promiscuity (net/core/dev.c:9699) [ 423.119778][T12617] dev_set_promiscuity (net/core/dev_api.c:288) [ 423.119779][T12617] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 423.119782][T12617] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 423.119788][T12617] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 423.119791][T12617] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 423.119795][T12617] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 423.119801][T12617] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 423.119804][T12617] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 423.119808][T12617] ? security_capable (security/security.c:660 (discriminator 11)) [ 423.119811][T12617] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 423.119813][T12617] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 423.119815][T12617] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 423.119819][T12617] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 423.119822][T12617] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 423.119825][T12617] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 423.119827][T12617] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 423.119829][T12617] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 423.119831][T12617] ? netlink_ack (./include/linux/skbuff.h:2718) [ 423.119834][T12617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 423.119835][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.119837][T12617] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 423.119839][T12617] genl_rcv (net/netlink/genetlink.c:1218) [ 423.119840][T12617] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 423.119843][T12617] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 423.119845][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.119846][T12617] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 423.119848][T12617] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 423.119850][T12617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 423.119852][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.119854][T12617] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 423.119856][T12617] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 423.119859][T12617] __sys_sendto (net/socket.c:2281) [ 423.119861][T12617] ? __ia32_sys_getpeername (net/socket.c:2235) [ 423.119865][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.119866][T12617] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 423.119868][T12617] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 423.119870][T12617] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 423.119873][T12617] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 423.119875][T12617] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 423.119876][T12617] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 423.119880][T12617] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 423.119882][T12617] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 423.119884][T12617] RIP: 0033:0x7f49e5c76312 [ 423.119886][T12617] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 423.119888][T12617] RSP: 002b:00007ffe44b09608 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 423.119891][T12617] RAX: ffffffffffffffda RBX: 00007ffe44b09738 RCX: 00007f49e5c76312 [ 423.119893][T12617] RDX: 0000000000000028 RSI: 00007f49e4058810 RDI: 0000000000000023 [ 423.119894][T12617] RBP: 00007ffe44b09630 R08: 00007ffe44b097b0 R09: 000000000000000c [ 423.119895][T12617] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49e3ad9fd0 [ 423.119896][T12617] R13: 00007ffe44b09738 R14: 00007f49e559501a R15: 00007ffe44b09b28 | [ 425.605032][T12725] softirqs last disabled at (0): 0x0 | [ 425.605034][T12725] Preemption disabled at: | [ 425.605035][T12725] vprintk_emit (kernel/printk/printk.c:2471) | [ 425.605045][T12725] Tainted: [W]=WARN [ 425.605045][T12725] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 425.605047][T12725] Call Trace: [ 425.605048][T12725] [ 425.605049][T12725] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 425.605055][T12725] ? vprintk_emit (kernel/printk/printk.c:2471) [ 425.605056][T12725] __might_resched.cold (kernel/sched/core.c:9234) [ 425.605060][T12725] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 425.605063][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 425.605066][T12725] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 425.605068][T12725] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 425.605071][T12725] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 425.605076][T12725] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 425.605078][T12725] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 425.605080][T12725] put_chars (drivers/char/virtio_console.c:1176) [ 425.605082][T12725] ? __send_to_port (drivers/char/virtio_console.c:654) [ 425.605083][T12725] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 425.605086][T12725] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 425.605091][T12725] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 425.605093][T12725] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 425.605095][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 425.605096][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 425.605099][T12725] console_emit_next_record (kernel/printk/printk.c:3183) [ 425.605101][T12725] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 425.605104][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 425.605105][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 425.605106][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 425.605107][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 425.605108][T12725] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 425.605110][T12725] console_flush_one_record (kernel/printk/printk.c:3268) [ 425.605113][T12725] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 425.605116][T12725] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 425.605117][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 425.605119][T12725] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 425.605121][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 425.605122][T12725] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 425.605123][T12725] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 425.605125][T12725] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 425.605126][T12725] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 425.605128][T12725] ? vprintk_emit (kernel/printk/printk.c:2478) [ 425.605130][T12725] vprintk_emit (kernel/printk/printk.c:2479) [ 425.605131][T12725] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 425.605133][T12725] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 425.605134][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 425.605135][T12725] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 425.605139][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 425.605141][T12725] _printk (kernel/printk/printk.c:2504) [ 425.605144][T12725] ? snapshot_read.cold (user.c:?) [ 425.605146][T12725] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 425.605150][T12725] ? idr_get_free (??:?) [ 425.605151][T12725] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 425.605155][T12725] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 425.605161][T12725] ? nla_get_range_signed (lib/nlattr.c:270) [ 425.605171][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 425.605173][T12725] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 425.605175][T12725] __nla_validate_parse (lib/nlattr.c:635) [ 425.605179][T12725] __nla_parse (lib/nlattr.c:732) [ 425.605181][T12725] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 425.605183][T12725] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 425.605185][T12725] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 425.605187][T12725] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 425.605191][T12725] ? security_capable (security/security.c:660 (discriminator 11)) [ 425.605194][T12725] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 425.605196][T12725] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 425.605199][T12725] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 425.605206][T12725] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 425.605209][T12725] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 425.605211][T12725] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 425.605213][T12725] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 425.605215][T12725] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 425.605217][T12725] ? netlink_ack (./include/linux/skbuff.h:2718) [ 425.605220][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 425.605221][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 425.605223][T12725] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 425.605225][T12725] genl_rcv (net/netlink/genetlink.c:1218) [ 425.605227][T12725] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 425.605229][T12725] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 425.605231][T12725] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 425.605233][T12725] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 425.605235][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 425.605237][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 425.605239][T12725] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 425.605242][T12725] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 425.605245][T12725] __sys_sendto (net/socket.c:2281) [ 425.605247][T12725] ? __ia32_sys_getpeername (net/socket.c:2235) [ 425.605251][T12725] ? fput_close_sync (fs/file_table.c:617) [ 425.605253][T12725] ? alloc_file_clone (fs/file_table.c:479) [ 425.605256][T12725] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 425.605257][T12725] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 425.605259][T12725] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 425.605260][T12725] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 425.605262][T12725] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 425.605264][T12725] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 425.605266][T12725] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 425.605268][T12725] RIP: 0033:0x7fef125e0312 [ 425.605270][T12725] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 425.605272][T12725] RSP: 002b:00007ffe5e0f0378 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 425.605275][T12725] RAX: ffffffffffffffda RBX: 00007ffe5e0f04a8 RCX: 00007fef125e0312 [ 425.605277][T12725] RDX: 0000000000000044 RSI: 00007fef1032feb0 RDI: 0000000000000020 [ 425.605278][T12725] RBP: 00007ffe5e0f03a0 R08: 00007ffe5e0f0520 R09: 000000000000000c [ 425.605279][T12725] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fef1044e0b0 [ 425.605280][T12725] R13: 00007ffe5e0f04a8 R14: 00007fef11eff01a R15: 00007ffe5e0f0898 | [ 427.029972][T12782] softirqs last disabled at (0): 0x0 | [ 427.029974][T12782] Preemption disabled at: | [ 427.029975][T12782] vprintk_emit (kernel/printk/printk.c:2471) | [ 427.029985][T12782] Tainted: [W]=WARN [ 427.029986][T12782] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 427.029988][T12782] Call Trace: [ 427.029989][T12782] [ 427.029990][T12782] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 427.029996][T12782] ? vprintk_emit (kernel/printk/printk.c:2471) [ 427.029998][T12782] __might_resched.cold (kernel/sched/core.c:9234) [ 427.030001][T12782] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 427.030005][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.030007][T12782] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 427.030010][T12782] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 427.030013][T12782] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 427.030018][T12782] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 427.030019][T12782] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 427.030022][T12782] put_chars (drivers/char/virtio_console.c:1176) [ 427.030024][T12782] ? __send_to_port (drivers/char/virtio_console.c:654) [ 427.030025][T12782] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 427.030027][T12782] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 427.030030][T12782] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 427.030034][T12782] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 427.030036][T12782] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 427.030038][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.030039][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.030040][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.030043][T12782] console_emit_next_record (kernel/printk/printk.c:3183) [ 427.030045][T12782] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 427.030047][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.030049][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.030050][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.030051][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.030053][T12782] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 427.030054][T12782] console_flush_one_record (kernel/printk/printk.c:3268) [ 427.030057][T12782] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 427.030059][T12782] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 427.030061][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.030063][T12782] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 427.030065][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.030066][T12782] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 427.030067][T12782] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 427.030069][T12782] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 427.030070][T12782] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 427.030072][T12782] ? vprintk_emit (kernel/printk/printk.c:2478) [ 427.030074][T12782] vprintk_emit (kernel/printk/printk.c:2479) [ 427.030075][T12782] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 427.030077][T12782] _printk (kernel/printk/printk.c:2504) [ 427.030081][T12782] ? snapshot_read.cold (user.c:?) [ 427.030082][T12782] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 427.030085][T12782] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 427.030089][T12782] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 427.030090][T12782] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 427.030092][T12782] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 427.030095][T12782] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 427.030097][T12782] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 427.030100][T12782] ? netdev_notice (net/core/dev.c:13194) [ 427.030101][T12782] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 427.030109][T12782] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 427.030111][T12782] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 427.030113][T12782] netif_set_promiscuity (net/core/dev.c:9699) [ 427.030116][T12782] dev_set_promiscuity (net/core/dev_api.c:288) [ 427.030117][T12782] ? dev_disable_lro (net/core/dev_api.c:267) [ 427.030119][T12782] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 427.030123][T12782] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 427.030126][T12782] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 427.030128][T12782] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 427.030133][T12782] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 427.030136][T12782] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 427.030141][T12782] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 427.030144][T12782] ? __nla_validate_parse (lib/nlattr.c:635) [ 427.030148][T12782] ? __nla_parse (lib/nlattr.c:732) [ 427.030150][T12782] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 427.030154][T12782] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 427.030157][T12782] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 427.030160][T12782] ? security_capable (security/security.c:660 (discriminator 11)) [ 427.030163][T12782] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 427.030165][T12782] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 427.030172][T12782] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 427.030176][T12782] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 427.030179][T12782] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 427.030181][T12782] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 427.030183][T12782] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 427.030185][T12782] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 427.030188][T12782] ? netlink_ack (./include/linux/skbuff.h:2718) [ 427.030190][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.030192][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.030193][T12782] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 427.030195][T12782] genl_rcv (net/netlink/genetlink.c:1218) [ 427.030197][T12782] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 427.030199][T12782] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 427.030201][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.030203][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.030204][T12782] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 427.030206][T12782] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 427.030208][T12782] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 427.030210][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 427.030212][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.030213][T12782] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 427.030216][T12782] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 427.030219][T12782] __sys_sendto (net/socket.c:2281) [ 427.030222][T12782] ? __ia32_sys_getpeername (net/socket.c:2235) [ 427.030224][T12782] ? do_futex (kernel/futex/syscalls.c:138) [ 427.030227][T12782] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 427.030229][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 427.030231][T12782] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 427.030232][T12782] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 427.030234][T12782] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 427.030237][T12782] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 427.030239][T12782] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 427.030240][T12782] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 427.030244][T12782] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 427.030246][T12782] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 427.030248][T12782] RIP: 0033:0x7f512f261312 [ 427.030250][T12782] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 427.030252][T12782] RSP: 002b:00007fff87cdc658 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 427.030255][T12782] RAX: ffffffffffffffda RBX: 00007fff87cdc788 RCX: 00007f512f261312 [ 427.030257][T12782] RDX: 0000000000000038 RSI: 00007f512c524530 RDI: 0000000000000023 [ 427.030258][T12782] RBP: 00007fff87cdc680 R08: 00007fff87cdc800 R09: 000000000000000c [ 427.030259][T12782] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f512d0be190 [ 427.030260][T12782] R13: 00007fff87cdc788 R14: 00007f512eb8001a R15: 00007fff87cdcb78 | [ 433.477315][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 433.477317][ T12] Preemption disabled at: | [ 433.477318][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 433.477329][ T12] Tainted: [W]=WARN [ 433.477330][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 433.477331][ T12] Workqueue: netns cleanup_net [ 433.477337][ T12] Call Trace: [ 433.477339][ T12] [ 433.477340][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 433.477346][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 433.477347][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 433.477350][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 433.477354][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 433.477356][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 433.477358][ T12] __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)) [ 433.477361][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 433.477364][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 433.477368][ T12] ? 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) [ 433.477370][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 433.477372][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 433.477374][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 433.477375][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 433.477377][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 433.477380][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 433.477385][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 433.477387][ T12] ? 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) [ 433.477389][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 433.477391][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 433.477393][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 433.477394][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 433.477396][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 433.477399][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 433.477401][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 433.477402][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 433.477403][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 433.477404][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 433.477406][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 433.477408][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 433.477411][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 433.477413][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 433.477415][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 433.477417][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 433.477419][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 433.477420][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 433.477421][ T12] ? 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) [ 433.477423][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 433.477424][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 433.477426][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 433.477427][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 433.477429][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 433.477431][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 433.477432][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 433.477439][ T12] _printk (kernel/printk/printk.c:2504) [ 433.477442][ T12] ? snapshot_read.cold (user.c:?) [ 433.477444][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 433.477447][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 433.477450][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 433.477452][ T12] ? netdev_notice (net/core/dev.c:13194) [ 433.477454][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 433.477456][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 433.477459][ T12] ? 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) [ 433.477461][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 433.477463][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 433.477466][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 433.477467][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 433.477470][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 433.477476][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 433.477480][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 433.477482][ T12] notifier_call_chain (kernel/notifier.c:85) [ 433.477485][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 433.477488][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 433.477489][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 433.477492][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 433.477493][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 433.477495][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 433.477496][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 433.477498][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 433.477500][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 433.477503][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 433.477505][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 433.477507][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 433.477509][ T12] cleanup_net (net/core/net_namespace.c:706) [ 433.477511][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 433.477513][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 433.477517][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 433.477519][ T12] process_one_work (kernel/workqueue.c:3387) [ 433.477523][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 433.477525][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 433.477527][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 433.477529][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 433.477533][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 433.477534][ T12] kthread (kernel/kthread.c:436) [ 433.477536][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 433.477539][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 433.477541][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 433.477545][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 433.477547][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 433.477550][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 433.477552][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 434.628820][T12995] softirqs last disabled at (0): 0x0 | [ 434.628822][T12995] Preemption disabled at: | [ 434.628823][T12995] vprintk_emit (kernel/printk/printk.c:2471) | [ 434.628832][T12995] Tainted: [W]=WARN [ 434.628833][T12995] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 434.628835][T12995] Call Trace: [ 434.628837][T12995] [ 434.628838][T12995] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 434.628843][T12995] ? vprintk_emit (kernel/printk/printk.c:2471) [ 434.628845][T12995] __might_resched.cold (kernel/sched/core.c:9234) [ 434.628849][T12995] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 434.628851][T12995] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 434.628855][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 434.628857][T12995] __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)) [ 434.628860][T12995] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 434.628863][T12995] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 434.628867][T12995] ? 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) [ 434.628869][T12995] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 434.628872][T12995] put_chars (drivers/char/virtio_console.c:1176) [ 434.628873][T12995] ? __send_to_port (drivers/char/virtio_console.c:654) [ 434.628875][T12995] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 434.628877][T12995] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 434.628882][T12995] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 434.628884][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 434.628885][T12995] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 434.628887][T12995] console_emit_next_record (kernel/printk/printk.c:3183) [ 434.628890][T12995] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 434.628892][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 434.628893][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 434.628894][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 434.628895][T12995] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 434.628897][T12995] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 434.628899][T12995] console_flush_one_record (kernel/printk/printk.c:3268) [ 434.628901][T12995] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 434.628904][T12995] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 434.628906][T12995] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 434.628907][T12995] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 434.628909][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 434.628910][T12995] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 434.628911][T12995] ? 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) [ 434.628913][T12995] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 434.628914][T12995] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 434.628916][T12995] ? vprintk_emit (kernel/printk/printk.c:2478) [ 434.628918][T12995] vprintk_emit (kernel/printk/printk.c:2479) [ 434.628920][T12995] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 434.628921][T12995] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 434.628924][T12995] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 434.628931][T12995] _printk (kernel/printk/printk.c:2504) [ 434.628934][T12995] ? snapshot_read.cold (user.c:?) [ 434.628936][T12995] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 434.628939][T12995] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 434.628941][T12995] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 434.628943][T12995] ? netdev_notice (net/core/dev.c:13194) [ 434.628945][T12995] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 434.628948][T12995] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 434.628950][T12995] ? 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) [ 434.628952][T12995] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 434.628954][T12995] netif_set_promiscuity (net/core/dev.c:9699) [ 434.628957][T12995] dev_set_promiscuity (net/core/dev_api.c:288) [ 434.628958][T12995] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 434.628961][T12995] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 434.628967][T12995] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 434.628970][T12995] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 434.628975][T12995] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 434.628980][T12995] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 434.628983][T12995] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 434.628987][T12995] ? security_capable (security/security.c:660 (discriminator 11)) [ 434.628990][T12995] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 434.628992][T12995] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 434.628994][T12995] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 434.628998][T12995] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 434.629001][T12995] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 434.629004][T12995] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 434.629007][T12995] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 434.629008][T12995] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 434.629011][T12995] ? netlink_ack (./include/linux/skbuff.h:2718) [ 434.629013][T12995] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 434.629015][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 434.629016][T12995] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 434.629018][T12995] genl_rcv (net/netlink/genetlink.c:1218) [ 434.629020][T12995] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 434.629022][T12995] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 434.629024][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 434.629025][T12995] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 434.629028][T12995] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 434.629031][T12995] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 434.629032][T12995] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 434.629034][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 434.629036][T12995] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 434.629038][T12995] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 434.629041][T12995] __sys_sendto (net/socket.c:2281) [ 434.629043][T12995] ? __ia32_sys_getpeername (net/socket.c:2235) [ 434.629045][T12995] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 434.629047][T12995] ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507) [ 434.629051][T12995] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 434.629052][T12995] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 434.629054][T12995] ? 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)) [ 434.629055][T12995] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 434.629057][T12995] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 434.629060][T12995] ? irq_exit_rcu (kernel/softirq.c:786) [ 434.629063][T12995] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 434.629065][T12995] RIP: 0033:0x7f956b9d6312 [ 434.629067][T12995] 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) [ 434.629069][T12995] RSP: 002b:00007ffe98961068 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 434.629072][T12995] RAX: ffffffffffffffda RBX: 00007ffe98961198 RCX: 00007f956b9d6312 [ 434.629074][T12995] RDX: 0000000000000028 RSI: 00007f95685fc630 RDI: 0000000000000023 [ 434.629075][T12995] RBP: 00007ffe98961090 R08: 00007ffe98961210 R09: 000000000000000c [ 434.629076][T12995] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9569839fd0 [ 434.629076][T12995] R13: 00007ffe98961198 R14: 00007f956b2f501a R15: 00007ffe98961588 | [ 437.073992][T13115] softirqs last disabled at (0): 0x0 | [ 437.073994][T13115] Preemption disabled at: | [ 437.073994][T13115] vprintk_emit (kernel/printk/printk.c:2471) | [ 437.074005][T13115] Tainted: [W]=WARN [ 437.074006][T13115] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 437.074007][T13115] Call Trace: [ 437.074009][T13115] [ 437.074010][T13115] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 437.074015][T13115] ? vprintk_emit (kernel/printk/printk.c:2471) [ 437.074017][T13115] __might_resched.cold (kernel/sched/core.c:9234) [ 437.074020][T13115] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 437.074023][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.074026][T13115] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 437.074029][T13115] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 437.074031][T13115] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 437.074036][T13115] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 437.074038][T13115] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 437.074041][T13115] put_chars (drivers/char/virtio_console.c:1176) [ 437.074042][T13115] ? __send_to_port (drivers/char/virtio_console.c:654) [ 437.074044][T13115] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 437.074047][T13115] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 437.074051][T13115] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 437.074053][T13115] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 437.074055][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.074056][T13115] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 437.074059][T13115] console_emit_next_record (kernel/printk/printk.c:3183) [ 437.074061][T13115] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 437.074064][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.074065][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.074066][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.074067][T13115] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 437.074069][T13115] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 437.074070][T13115] console_flush_one_record (kernel/printk/printk.c:3268) [ 437.074073][T13115] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 437.074075][T13115] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 437.074077][T13115] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 437.074079][T13115] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 437.074081][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.074082][T13115] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 437.074083][T13115] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 437.074085][T13115] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 437.074086][T13115] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 437.074088][T13115] ? vprintk_emit (kernel/printk/printk.c:2478) [ 437.074089][T13115] vprintk_emit (kernel/printk/printk.c:2479) [ 437.074091][T13115] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 437.074092][T13115] ? 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) [ 437.074094][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.074095][T13115] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 437.074099][T13115] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 437.074101][T13115] _printk (kernel/printk/printk.c:2504) [ 437.074104][T13115] ? snapshot_read.cold (user.c:?) [ 437.074106][T13115] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 437.074110][T13115] ? idr_get_free (??:?) [ 437.074112][T13115] ? 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) [ 437.074115][T13115] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 437.074121][T13115] ? nla_get_range_signed (lib/nlattr.c:270) [ 437.074125][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.074127][T13115] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 437.074129][T13115] __nla_validate_parse (lib/nlattr.c:635) [ 437.074133][T13115] __nla_parse (lib/nlattr.c:732) [ 437.074135][T13115] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 437.074137][T13115] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 437.074139][T13115] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 437.074141][T13115] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 437.074145][T13115] ? security_capable (security/security.c:660 (discriminator 11)) [ 437.074147][T13115] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 437.074150][T13115] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 437.074153][T13115] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 437.074159][T13115] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 437.074162][T13115] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 437.074164][T13115] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 437.074166][T13115] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 437.074168][T13115] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 437.074170][T13115] ? netlink_ack (./include/linux/skbuff.h:2718) [ 437.074173][T13115] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 437.074174][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.074176][T13115] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 437.074178][T13115] genl_rcv (net/netlink/genetlink.c:1218) [ 437.074179][T13115] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 437.074182][T13115] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 437.074184][T13115] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 437.074186][T13115] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 437.074188][T13115] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 437.074190][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 437.074191][T13115] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 437.074195][T13115] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 437.074197][T13115] __sys_sendto (net/socket.c:2281) [ 437.074200][T13115] ? __ia32_sys_getpeername (net/socket.c:2235) [ 437.074204][T13115] ? fput_close_sync (fs/file_table.c:617) [ 437.074213][T13115] ? alloc_file_clone (fs/file_table.c:479) [ 437.074215][T13115] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 437.074217][T13115] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 437.074218][T13115] ? 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)) [ 437.074220][T13115] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 437.074221][T13115] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 437.074224][T13115] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 437.074226][T13115] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 437.074228][T13115] RIP: 0033:0x7f5b7eea2312 [ 437.074230][T13115] 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) [ 437.074232][T13115] RSP: 002b:00007ffc91df4718 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 437.074235][T13115] RAX: ffffffffffffffda RBX: 00007ffc91df4848 RCX: 00007f5b7eea2312 [ 437.074237][T13115] RDX: 0000000000000044 RSI: 00007f5b7c2728d0 RDI: 0000000000000020 [ 437.074238][T13115] RBP: 00007ffc91df4740 R08: 00007ffc91df48c0 R09: 000000000000000c [ 437.074239][T13115] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5b7cd060b0 [ 437.074239][T13115] R13: 00007ffc91df4848 R14: 00007f5b7e7c101a R15: 00007ffc91df4c38 | [ 438.455815][T13172] softirqs last disabled at (0): 0x0 | [ 438.455817][T13172] Preemption disabled at: | [ 438.455818][T13172] vprintk_emit (kernel/printk/printk.c:2471) | [ 438.455828][T13172] Tainted: [W]=WARN [ 438.455829][T13172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 438.455831][T13172] Call Trace: [ 438.455832][T13172] [ 438.455833][T13172] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 438.455839][T13172] ? vprintk_emit (kernel/printk/printk.c:2471) [ 438.455840][T13172] __might_resched.cold (kernel/sched/core.c:9234) [ 438.455844][T13172] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 438.455847][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.455850][T13172] __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)) [ 438.455853][T13172] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 438.455856][T13172] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 438.455861][T13172] ? 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) [ 438.455863][T13172] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 438.455866][T13172] put_chars (drivers/char/virtio_console.c:1176) [ 438.455867][T13172] ? __send_to_port (drivers/char/virtio_console.c:654) [ 438.455869][T13172] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 438.455871][T13172] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 438.455873][T13172] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 438.455878][T13172] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 438.455880][T13172] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 438.455881][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.455883][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.455884][T13172] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 438.455887][T13172] console_emit_next_record (kernel/printk/printk.c:3183) [ 438.455889][T13172] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 438.455891][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.455892][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.455893][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.455894][T13172] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 438.455896][T13172] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 438.455898][T13172] console_flush_one_record (kernel/printk/printk.c:3268) [ 438.455900][T13172] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 438.455903][T13172] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 438.455905][T13172] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 438.455906][T13172] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 438.455908][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.455909][T13172] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 438.455910][T13172] ? 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) [ 438.455912][T13172] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 438.455913][T13172] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 438.455916][T13172] ? vprintk_emit (kernel/printk/printk.c:2478) [ 438.455917][T13172] vprintk_emit (kernel/printk/printk.c:2479) [ 438.455919][T13172] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 438.455921][T13172] _printk (kernel/printk/printk.c:2504) [ 438.455924][T13172] ? snapshot_read.cold (user.c:?) [ 438.455926][T13172] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 438.455928][T13172] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 438.455932][T13172] ? 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) [ 438.455933][T13172] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 438.455935][T13172] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 438.455938][T13172] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 438.455940][T13172] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 438.455942][T13172] ? netdev_notice (net/core/dev.c:13194) [ 438.455944][T13172] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 438.455952][T13172] ? 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) [ 438.455953][T13172] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 438.455955][T13172] netif_set_promiscuity (net/core/dev.c:9699) [ 438.455958][T13172] dev_set_promiscuity (net/core/dev_api.c:288) [ 438.455959][T13172] ? dev_disable_lro (net/core/dev_api.c:267) [ 438.455961][T13172] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 438.455965][T13172] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 438.455968][T13172] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 438.455970][T13172] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 438.455974][T13172] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 438.455978][T13172] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 438.455982][T13172] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 438.455985][T13172] ? __nla_validate_parse (lib/nlattr.c:635) [ 438.455989][T13172] ? __nla_parse (lib/nlattr.c:732) [ 438.455991][T13172] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 438.455995][T13172] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 438.455997][T13172] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 438.456001][T13172] ? security_capable (security/security.c:660 (discriminator 11)) [ 438.456004][T13172] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 438.456006][T13172] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 438.456008][T13172] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 438.456011][T13172] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 438.456014][T13172] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 438.456016][T13172] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 438.456018][T13172] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 438.456020][T13172] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 438.456022][T13172] ? netlink_ack (./include/linux/skbuff.h:2718) [ 438.456025][T13172] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 438.456027][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.456028][T13172] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 438.456030][T13172] genl_rcv (net/netlink/genetlink.c:1218) [ 438.456032][T13172] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 438.456034][T13172] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 438.456036][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.456037][T13172] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 438.456040][T13172] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 438.456041][T13172] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 438.456043][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.456045][T13172] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 438.456048][T13172] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 438.456051][T13172] __sys_sendto (net/socket.c:2281) [ 438.456053][T13172] ? __ia32_sys_getpeername (net/socket.c:2235) [ 438.456057][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 438.456058][T13172] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 438.456060][T13172] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 438.456062][T13172] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 438.456064][T13172] ? 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)) [ 438.456066][T13172] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 438.456067][T13172] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 438.456071][T13172] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 438.456073][T13172] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 438.456075][T13172] RIP: 0033:0x7fc43e5b7312 [ 438.456077][T13172] 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) [ 438.456079][T13172] RSP: 002b:00007fffe0430428 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 438.456083][T13172] RAX: ffffffffffffffda RBX: 00007fffe0430558 RCX: 00007fc43e5b7312 [ 438.456084][T13172] RDX: 0000000000000038 RSI: 00007fc43807a530 RDI: 0000000000000023 [ 438.456085][T13172] RBP: 00007fffe0430450 R08: 00007fffe04305d0 R09: 000000000000000c [ 438.456086][T13172] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc43c41e190 [ 438.456087][T13172] R13: 00007fffe0430558 R14: 00007fc43ded601a R15: 00007fffe0430948 | [ 444.892219][ T12] softirqs last disabled at (6321232): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 444.892221][ T12] Preemption disabled at: | [ 444.892222][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 444.892233][ T12] Tainted: [W]=WARN [ 444.892238][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 444.892240][ T12] Workqueue: netns cleanup_net [ 444.892245][ T12] Call Trace: [ 444.892247][ T12] [ 444.892248][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 444.892254][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 444.892255][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 444.892259][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 444.892262][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 444.892264][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 444.892266][ T12] __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)) [ 444.892269][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 444.892273][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 444.892277][ T12] ? 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) [ 444.892278][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 444.892281][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 444.892282][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 444.892284][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 444.892285][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 444.892288][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 444.892293][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 444.892295][ T12] ? 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) [ 444.892296][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 444.892299][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 444.892300][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 444.892302][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 444.892304][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 444.892307][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 444.892309][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 444.892310][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 444.892311][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 444.892312][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 444.892314][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 444.892316][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 444.892318][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 444.892321][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 444.892323][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 444.892324][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 444.892326][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 444.892327][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 444.892329][ T12] ? 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) [ 444.892330][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 444.892331][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 444.892333][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 444.892335][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 444.892337][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 444.892338][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 444.892340][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 444.892347][ T12] _printk (kernel/printk/printk.c:2504) [ 444.892349][ T12] ? snapshot_read.cold (user.c:?) [ 444.892352][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 444.892355][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 444.892357][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 444.892359][ T12] ? netdev_notice (net/core/dev.c:13194) [ 444.892361][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 444.892364][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 444.892366][ T12] ? 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) [ 444.892368][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 444.892370][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 444.892373][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 444.892375][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 444.892378][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 444.892384][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 444.892388][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 444.892389][ T12] notifier_call_chain (kernel/notifier.c:85) [ 444.892393][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 444.892395][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 444.892397][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 444.892399][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 444.892400][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 444.892402][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 444.892403][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 444.892405][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 444.892407][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 444.892410][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 444.892412][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 444.892414][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 444.892417][ T12] cleanup_net (net/core/net_namespace.c:706) [ 444.892419][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 444.892421][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 444.892422][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 444.892424][ T12] process_one_work (kernel/workqueue.c:3387) [ 444.892428][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 444.892430][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 444.892432][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 444.892434][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 444.892437][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 444.892439][ T12] kthread (kernel/kthread.c:436) [ 444.892441][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 444.892444][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 444.892446][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 444.892449][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 444.892451][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 444.892454][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 444.892455][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 446.046628][T13385] softirqs last disabled at (0): 0x0 | [ 446.046630][T13385] Preemption disabled at: | [ 446.046630][T13385] vprintk_emit (kernel/printk/printk.c:2471) | [ 446.046640][T13385] Tainted: [W]=WARN [ 446.046641][T13385] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 446.046643][T13385] Call Trace: [ 446.046644][T13385] [ 446.046645][T13385] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 446.046651][T13385] ? vprintk_emit (kernel/printk/printk.c:2471) [ 446.046653][T13385] __might_resched.cold (kernel/sched/core.c:9234) [ 446.046656][T13385] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 446.046659][T13385] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 446.046663][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.046666][T13385] __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)) [ 446.046668][T13385] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 446.046671][T13385] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 446.046676][T13385] ? 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) [ 446.046678][T13385] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 446.046680][T13385] put_chars (drivers/char/virtio_console.c:1176) [ 446.046682][T13385] ? __send_to_port (drivers/char/virtio_console.c:654) [ 446.046684][T13385] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 446.046687][T13385] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 446.046692][T13385] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 446.046694][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.046695][T13385] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 446.046698][T13385] console_emit_next_record (kernel/printk/printk.c:3183) [ 446.046700][T13385] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 446.046702][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.046703][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.046704][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.046705][T13385] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 446.046707][T13385] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 446.046709][T13385] console_flush_one_record (kernel/printk/printk.c:3268) [ 446.046712][T13385] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 446.046715][T13385] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 446.046716][T13385] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 446.046718][T13385] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 446.046720][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.046721][T13385] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 446.046722][T13385] ? 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) [ 446.046724][T13385] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 446.046725][T13385] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 446.046727][T13385] ? vprintk_emit (kernel/printk/printk.c:2478) [ 446.046729][T13385] vprintk_emit (kernel/printk/printk.c:2479) [ 446.046731][T13385] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 446.046732][T13385] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 446.046735][T13385] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 446.046741][T13385] _printk (kernel/printk/printk.c:2504) [ 446.046745][T13385] ? snapshot_read.cold (user.c:?) [ 446.046747][T13385] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 446.046750][T13385] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 446.046752][T13385] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 446.046755][T13385] ? netdev_notice (net/core/dev.c:13194) [ 446.046756][T13385] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 446.046759][T13385] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 446.046762][T13385] ? 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) [ 446.046764][T13385] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 446.046766][T13385] netif_set_promiscuity (net/core/dev.c:9699) [ 446.046768][T13385] dev_set_promiscuity (net/core/dev_api.c:288) [ 446.046770][T13385] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 446.046773][T13385] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 446.046779][T13385] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 446.046782][T13385] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 446.046786][T13385] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 446.046792][T13385] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 446.046795][T13385] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 446.046799][T13385] ? security_capable (security/security.c:660 (discriminator 11)) [ 446.046802][T13385] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 446.046804][T13385] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 446.046806][T13385] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 446.046810][T13385] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 446.046813][T13385] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 446.046817][T13385] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 446.046819][T13385] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 446.046821][T13385] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 446.046823][T13385] ? netlink_ack (./include/linux/skbuff.h:2718) [ 446.046825][T13385] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 446.046827][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.046828][T13385] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 446.046830][T13385] genl_rcv (net/netlink/genetlink.c:1218) [ 446.046832][T13385] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 446.046834][T13385] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 446.046836][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.046838][T13385] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 446.046840][T13385] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 446.046842][T13385] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 446.046844][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.046845][T13385] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 446.046848][T13385] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 446.046851][T13385] __sys_sendto (net/socket.c:2281) [ 446.046853][T13385] ? __ia32_sys_getpeername (net/socket.c:2235) [ 446.046856][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 446.046858][T13385] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 446.046860][T13385] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 446.046862][T13385] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 446.046864][T13385] ? 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)) [ 446.046866][T13385] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 446.046867][T13385] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 446.046871][T13385] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 446.046873][T13385] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 446.046876][T13385] RIP: 0033:0x7f3d167c3312 [ 446.046877][T13385] 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) [ 446.046879][T13385] RSP: 002b:00007fff1fd7bfb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 446.046883][T13385] RAX: ffffffffffffffda RBX: 00007fff1fd7c0e8 RCX: 00007f3d167c3312 [ 446.046885][T13385] RDX: 0000000000000028 RSI: 00007f3d12428a20 RDI: 0000000000000023 [ 446.046885][T13385] RBP: 00007fff1fd7bfe0 R08: 00007fff1fd7c160 R09: 000000000000000c [ 446.046886][T13385] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3d14625fd0 [ 446.046887][T13385] R13: 00007fff1fd7c0e8 R14: 00007f3d160e201a R15: 00007fff1fd7c4d8 | [ 506.003492][T17133] softirqs last disabled at (0): 0x0 | [ 506.003494][T17133] Preemption disabled at: | [ 506.003494][T17133] vprintk_emit (kernel/printk/printk.c:2471) | [ 506.003504][T17133] Tainted: [W]=WARN [ 506.003505][T17133] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 506.003507][T17133] Call Trace: [ 506.003508][T17133] [ 506.003509][T17133] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 506.003517][T17133] ? vprintk_emit (kernel/printk/printk.c:2471) [ 506.003519][T17133] __might_resched.cold (kernel/sched/core.c:9234) [ 506.003523][T17133] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 506.003526][T17133] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 506.003529][T17133] __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)) [ 506.003532][T17133] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 506.003535][T17133] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 506.003540][T17133] ? 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) [ 506.003542][T17133] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 506.003544][T17133] put_chars (drivers/char/virtio_console.c:1176) [ 506.003546][T17133] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 506.003548][T17133] ? __send_to_port (drivers/char/virtio_console.c:654) [ 506.003550][T17133] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 506.003552][T17133] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 506.003557][T17133] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 506.003558][T17133] ? 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) [ 506.003560][T17133] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 506.003562][T17133] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 506.003563][T17133] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 506.003564][T17133] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 506.003567][T17133] console_emit_next_record (kernel/printk/printk.c:3183) [ 506.003569][T17133] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 506.003571][T17133] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 506.003573][T17133] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 506.003574][T17133] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 506.003575][T17133] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 506.003577][T17133] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 506.003579][T17133] console_flush_one_record (kernel/printk/printk.c:3268) [ 506.003581][T17133] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 506.003584][T17133] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 506.003586][T17133] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 506.003587][T17133] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 506.003589][T17133] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 506.003590][T17133] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 506.003591][T17133] ? 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) [ 506.003593][T17133] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 506.003594][T17133] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 506.003596][T17133] ? vprintk_emit (kernel/printk/printk.c:2478) [ 506.003598][T17133] vprintk_emit (kernel/printk/printk.c:2479) [ 506.003600][T17133] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 506.003602][T17133] ? nf_defrag_fini+0x980/0x980 nf_defrag_ipv4 [ 506.003604][T17133] _printk (kernel/printk/printk.c:2504) [ 506.003607][T17133] ? snapshot_read.cold (user.c:?) [ 506.003610][T17133] ? 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) [ 506.003612][T17133] xfrm_user_init (xfrm_user.mod.c:?) xfrm_user [ 506.003615][T17133] do_one_initcall (init/main.c:1357) [ 506.003617][T17133] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 506.003619][T17133] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 506.003622][T17133] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 506.003625][T17133] do_init_module (kernel/module/main.c:3117) [ 506.003627][T17133] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 506.003629][T17133] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 506.003630][T17133] load_module (kernel/module/main.c:3593) [ 506.003632][T17133] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 506.003636][T17133] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 506.003638][T17133] ? backing_file_read_iter (fs/backing-file.c:211) [ 506.003642][T17133] init_module_from_file (kernel/module/main.c:3790) [ 506.003643][T17133] ? __do_sys_init_module (kernel/module/main.c:3664) [ 506.003645][T17133] ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6)) [ 506.003647][T17133] ? ovl_mmap (fs/overlayfs/file.c:477) [ 506.003650][T17133] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 506.003652][T17133] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 506.003654][T17133] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 506.003655][T17133] ? 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) [ 506.003657][T17133] idempotent_init_module (kernel/module/main.c:3802) [ 506.003659][T17133] ? init_module_from_file (kernel/module/main.c:3791) [ 506.003661][T17133] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 506.003663][T17133] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 506.003666][T17133] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 506.003667][T17133] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 506.003670][T17133] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 506.003674][T17133] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 506.003676][T17133] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 506.003678][T17133] RIP: 0033:0x7fd0b484c37d [ 506.003680][T17133] 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 [ 506.003681][T17133] RSP: 002b:00007ffed4cb9df8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 506.003685][T17133] RAX: ffffffffffffffda RBX: 000055e3b4669810 RCX: 00007fd0b484c37d [ 506.003686][T17133] RDX: 0000000000000000 RSI: 000055e39945effd RDI: 0000000000000000 [ 506.003687][T17133] RBP: 00007ffed4cb9e90 R08: 0000000000000000 R09: 0000000000000000 [ 506.003688][T17133] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e39945effd Finger prints: do_softirq:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print vxlan_flush:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netlink_release:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:schedule_preempt_disabled: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 mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print