======================================
| [   10.993033][  T171] softirqs last disabled at (7865): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.993036][  T171] Preemption disabled at:
| [   10.993036][  T171] 0x0
| [   10.993047][  T171] Tainted: [W]=WARN
[   10.993048][  T171] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.993049][  T171] Call Trace:
[   10.993051][  T171]  <TASK>
[   10.993052][  T171]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.993058][  T171]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.993063][  T171]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.993066][  T171]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.993071][  T171]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.993074][  T171]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.993080][  T171]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.993083][  T171]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.993086][  T171]  put_chars (drivers/char/virtio_console.c:1176)
[   10.993089][  T171]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.993096][  T171]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.993103][  T171]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.993106][  T171]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.993113][  T171]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.993116][  T171]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.993118][  T171]  ? 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))
[   10.993120][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.993124][  T171]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.993128][  T171]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.993132][  T171]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.993133][  T171]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.993139][  T171]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.993141][  T171]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.993142][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.993144][  T171]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.993148][  T171]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.993150][  T171]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.993153][  T171]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.993156][  T171]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.993159][  T171]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.993163][  T171]  _printk (kernel/printk/printk.c:2504)
[   10.993166][  T171]  ? snapshot_read.cold (user.c:?)
[   10.993169][  T171]  ? 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)
[   10.993172][  T171]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.993176][  T171]  ? 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)
[   10.993179][  T171]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.993183][  T171]  ? exit_notify (kernel/exit.c:780)
[   10.993184][  T171]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.993187][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.993191][  T171]  do_group_exit (kernel/exit.c:1151)
[   10.993194][  T171]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.993196][  T171]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.993199][  T171]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.993203][  T171]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.993206][  T171]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.993209][  T171] RIP: 0033:0x7fc9ef3501b8
[   10.993211][  T171] Code: Unable to access opcode bytes at 0x7fc9ef35018e.

Code starting with the faulting instruction
===========================================
[   10.993212][  T171] RSP: 002b:00007ffec6092ec8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.993214][  T171] RAX: ffffffffffffffda RBX: 00007fc9ef480f88 RCX: 00007fc9ef3501b8
[   10.993216][  T171] RDX: 00007fc9ef28da48 RSI: ffffffffffffffb0 RDI: 0000000000000000
[   10.993217][  T171] RBP: 00007ffec6092f20 R08: 0000000000000000 R09: 0000000000001010
[   10.993218][  T171] R10: 00007ffec6092d60 R11: 0000000000000246 R12: 0000000000000002
[   10.993219][  T171] R13: 0000000000000000 R14: 00007fc9ef47f680 R15: 00007fc9ef480fa0
| [   15.546307][  T279] softirqs last disabled at (85501): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   15.546309][  T279] Preemption disabled at:
| [   15.546310][  T279] 0x0
| [   15.546321][  T279] Tainted: [W]=WARN
[   15.546322][  T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.546323][  T279] Call Trace:
[   15.546325][  T279]  <TASK>
[   15.546326][  T279]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.546332][  T279]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.546337][  T279]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.546340][  T279]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.546345][  T279]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.546348][  T279]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.546354][  T279]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.546357][  T279]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.546361][  T279]  put_chars (drivers/char/virtio_console.c:1176)
[   15.546363][  T279]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.546370][  T279]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.546377][  T279]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.546380][  T279]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.546384][  T279]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.546388][  T279]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.546389][  T279]  ? 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))
[   15.546392][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.546395][  T279]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.546399][  T279]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.546403][  T279]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.546404][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.546409][  T279]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.546412][  T279]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.546413][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.546415][  T279]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.546419][  T279]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.546420][  T279]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.546423][  T279]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.546427][  T279]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.546428][  T279]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.546431][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.546435][  T279]  _printk (kernel/printk/printk.c:2504)
[   15.546438][  T279]  ? snapshot_read.cold (user.c:?)
[   15.546441][  T279]  ? 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)
[   15.546444][  T279]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.546448][  T279]  ? 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)
[   15.546451][  T279]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   15.546455][  T279]  ? exit_notify (kernel/exit.c:780)
[   15.546456][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.546459][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.546463][  T279]  do_group_exit (kernel/exit.c:1151)
[   15.546466][  T279]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   15.546468][  T279]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   15.546470][  T279]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.546474][  T279]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.546477][  T279]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.546479][  T279] RIP: 0033:0x7f7054e3e1b8
[   15.546481][  T279] Code: Unable to access opcode bytes at 0x7f7054e3e18e.

Code starting with the faulting instruction
===========================================
[   15.546482][  T279] RSP: 002b:00007ffcf1fd9918 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   15.546485][  T279] RAX: ffffffffffffffda RBX: 00007f7054f6ef88 RCX: 00007f7054e3e1b8
[   15.546486][  T279] RDX: 00007f7054d23e88 RSI: ffffffffffffffb0 RDI: 0000000000000000
[   15.546487][  T279] RBP: 00007ffcf1fd9970 R08: 0000000000000000 R09: 0000000000004010
[   15.546488][  T279] R10: 00007ffcf1fd9770 R11: 0000000000000246 R12: 0000000000000003
[   15.546489][  T279] R13: 0000000000000000 R14: 00007f7054f6d680 R15: 00007f7054f6efa0
| [   22.600731][  T548] softirqs last disabled at (40129): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   22.600734][  T548] Preemption disabled at:
| [   22.600734][  T548] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.600743][  T548] Tainted: [W]=WARN
[   22.600744][  T548] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.600746][  T548] Call Trace:
[   22.600748][  T548]  <TASK>
[   22.600750][  T548]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.600755][  T548]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.600757][  T548]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.600761][  T548]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.600764][  T548]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   22.600770][  T548]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   22.600772][  T548]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.600779][  T548]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   22.600782][  T548]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.600785][  T548]  put_chars (drivers/char/virtio_console.c:1176)
[   22.600788][  T548]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.600792][  T548]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.600797][  T548]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.600804][  T548]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.600807][  T548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.600810][  T548]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.600814][  T548]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.600818][  T548]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.600819][  T548]  ? 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))
[   22.600822][  T548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.600824][  T548]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.600828][  T548]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.600832][  T548]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.600833][  T548]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.600838][  T548]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.600841][  T548]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.600842][  T548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.600844][  T548]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.600848][  T548]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.600850][  T548]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.600853][  T548]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.600857][  T548]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.600862][  T548]  ? ipip_fini (net/ipv4/ipip.c:441 (discriminator 1)) ipip
[   22.600865][  T548]  _printk (kernel/printk/printk.c:2504)
[   22.600869][  T548]  ? snapshot_read.cold (user.c:?)
[   22.600875][  T548]  ? 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)
[   22.600879][  T548] ipip_init (net/ipv4/ipip.c:438) ipip
[   22.600882][  T548]  do_one_initcall (init/main.c:1357)
[   22.600885][  T548]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   22.600890][  T548]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   22.600892][  T548]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   22.600897][  T548]  do_init_module (kernel/module/main.c:3117)
[   22.600901][  T548]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.600905][  T548]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   22.600908][  T548]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   22.600912][  T548]  load_module (kernel/module/main.c:3593)
[   22.600919][  T548]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   22.600923][  T548]  ? __ia32_sys_fsconfig (??:?)
[   22.600926][  T548]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   22.600930][  T548]  ? backing_file_read_iter (fs/backing-file.c:211)
[   22.600933][  T548]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.600937][  T548]  init_module_from_file (kernel/module/main.c:3790)
[   22.600940][  T548]  ? __ia32_sys_init_module (kernel/module/main.c:3647)
[   22.600948][  T548]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   22.600952][  T548]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   22.600955][  T548]  idempotent_init_module (kernel/module/main.c:3802)
[   22.600958][  T548]  ? init_module_from_file (kernel/module/main.c:3791)
[   22.600964][  T548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.600966][  T548]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   22.600971][  T548]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   22.600972][  T548]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.600976][  T548]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.600978][  T548]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.600981][  T548]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.600984][  T548] RIP: 0033:0x7eff7a33037d
[   22.600988][  T548] 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
[   22.600989][  T548] RSP: 002b:00007ffd7818cc98 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   22.600992][  T548] RAX: ffffffffffffffda RBX: 000055a823908810 RCX: 00007eff7a33037d
[   22.600994][  T548] RDX: 0000000000000000 RSI: 000055a7f8dc4ffd RDI: 0000000000000002
[   22.600995][  T548] RBP: 00007ffd7818cd30 R08: 0000000000000000 R09: 0000000000000000
[   22.600996][  T548] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a7f8dc4ffd
[   22.600996][  T548] R13: 000055a8239089b0 R14: 0000000000040000 R15: 0000000000000000
| [   25.490951][  T652] softirqs last disabled at (20119): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   25.490953][  T652] Preemption disabled at:
| [   25.490954][  T652] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.490963][  T652] Tainted: [W]=WARN
[   25.490964][  T652] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.490966][  T652] Call Trace:
[   25.490967][  T652]  <TASK>
[   25.490969][  T652]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.490974][  T652]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.490975][  T652]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.490980][  T652]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.490983][  T652]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.490988][  T652]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   25.490990][  T652]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.490996][  T652]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.490999][  T652]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.491003][  T652]  put_chars (drivers/char/virtio_console.c:1176)
[   25.491006][  T652]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.491009][  T652]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.491014][  T652]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.491021][  T652]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.491024][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.491027][  T652]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.491031][  T652]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.491034][  T652]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.491036][  T652]  ? 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))
[   25.491038][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.491040][  T652]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.491044][  T652]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.491047][  T652]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.491049][  T652]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.491054][  T652]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.491056][  T652]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.491057][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.491059][  T652]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.491063][  T652]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.491065][  T652]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.491068][  T652]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.491072][  T652]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.491077][  T652]  ? ipip_fini (net/ipv4/ipip.c:441 (discriminator 1)) ipip
[   25.491080][  T652]  _printk (kernel/printk/printk.c:2504)
[   25.491084][  T652]  ? snapshot_read.cold (user.c:?)
[   25.491090][  T652]  ? 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)
[   25.491094][  T652] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q
[   25.491098][  T652]  do_one_initcall (init/main.c:1357)
[   25.491101][  T652]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   25.491106][  T652]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   25.491110][  T652]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   25.491115][  T652]  do_init_module (kernel/module/main.c:3117)
[   25.491118][  T652]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   25.491123][  T652]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   25.491125][  T652]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   25.491129][  T652]  load_module (kernel/module/main.c:3593)
[   25.491136][  T652]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   25.491139][  T652]  ? __ia32_sys_fsconfig (??:?)
[   25.491142][  T652]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   25.491146][  T652]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.491148][  T652]  ? backing_file_read_iter (fs/backing-file.c:211)
[   25.491151][  T652]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.491155][  T652]  init_module_from_file (kernel/module/main.c:3790)
[   25.491158][  T652]  ? __ia32_sys_init_module (kernel/module/main.c:3647)
[   25.491165][  T652]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.491169][  T652]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.491172][  T652]  idempotent_init_module (kernel/module/main.c:3802)
[   25.491175][  T652]  ? init_module_from_file (kernel/module/main.c:3791)
[   25.491180][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.491182][  T652]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   25.491187][  T652]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   25.491189][  T652]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.491192][  T652]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.491194][  T652]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.491197][  T652]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.491200][  T652] RIP: 0033:0x7f15d1f0b37d
[   25.491203][  T652] 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
[   25.491205][  T652] RSP: 002b:00007fffde739c88 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   25.491207][  T652] RAX: ffffffffffffffda RBX: 0000562edfe08810 RCX: 00007f15d1f0b37d
[   25.491209][  T652] RDX: 0000000000000000 RSI: 0000562ed4ad4ffd RDI: 0000000000000000
[   25.491210][  T652] RBP: 00007fffde739d20 R08: 0000000000000000 R09: 0000000000000000
[   25.491210][  T652] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562ed4ad4ffd
[   25.491211][  T652] R13: 0000562edfe08960 R14: 0000000000040000 R15: 0000000000000000
| [   29.239640][  T757] softirqs last disabled at (83218): llc_sap_open (./include/linux/spinlock.h:353 net/llc/llc_core.c:93) llc
| [   29.239642][  T757] Preemption disabled at:
| [   29.239643][  T757] vprintk_emit (kernel/printk/printk.c:2471)
| [   29.239652][  T757] Tainted: [W]=WARN
[   29.239653][  T757] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.239655][  T757] Call Trace:
[   29.239656][  T757]  <TASK>
[   29.239657][  T757]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.239662][  T757]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   29.239664][  T757]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.239668][  T757]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.239671][  T757]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   29.239676][  T757]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   29.239679][  T757]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.239685][  T757]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.239688][  T757]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.239691][  T757]  put_chars (drivers/char/virtio_console.c:1176)
[   29.239694][  T757]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.239697][  T757]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.239702][  T757]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.239709][  T757]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.239711][  T757]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.239714][  T757]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.239718][  T757]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.239722][  T757]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.239723][  T757]  ? 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))
[   29.239726][  T757]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.239727][  T757]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.239731][  T757]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.239735][  T757]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.239736][  T757]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.239741][  T757]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.239744][  T757]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.239745][  T757]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.239747][  T757]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.239750][  T757]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.239752][  T757]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.239755][  T757]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.239758][  T757]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.239760][  T757]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.239762][  T757]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.239766][  T757]  ? ipip_fini (net/ipv4/ipip.c:441 (discriminator 1)) ipip
[   29.239768][  T757]  _printk (kernel/printk/printk.c:2504)
[   29.239772][  T757]  ? snapshot_read.cold (user.c:?)
[   29.239773][  T757]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1))
[   29.239778][  T757]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   29.239783][  T757]  ? __mutex_unlock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:4480 kernel/locking/mutex.c:1021)
[   29.239786][  T757] br_init (bridge.mod.c:?) bridge
[   29.239801][  T757]  do_one_initcall (init/main.c:1357)
[   29.239804][  T757]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   29.239809][  T757]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   29.239811][  T757]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   29.239816][  T757]  do_init_module (kernel/module/main.c:3117)
[   29.239819][  T757]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.239823][  T757]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   29.239825][  T757]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   29.239829][  T757]  load_module (kernel/module/main.c:3593)
[   29.239836][  T757]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   29.239841][  T757]  ? backing_file_read_iter (fs/backing-file.c:211)
[   29.239844][  T757]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.239848][  T757]  init_module_from_file (kernel/module/main.c:3790)
[   29.239851][  T757]  ? __ia32_sys_init_module (kernel/module/main.c:3647)
[   29.239858][  T757]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.239862][  T757]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.239865][  T757]  idempotent_init_module (kernel/module/main.c:3802)
[   29.239868][  T757]  ? init_module_from_file (kernel/module/main.c:3791)
[   29.239874][  T757]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.239876][  T757]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   29.239881][  T757]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   29.239882][  T757]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.239886][  T757]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.239888][  T757]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.239891][  T757]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.239893][  T757] RIP: 0033:0x7fc5ad95937d
[   29.239897][  T757] 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
[   29.239899][  T757] RSP: 002b:00007ffc093ffb08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   29.239901][  T757] RAX: ffffffffffffffda RBX: 0000555eba1a8810 RCX: 00007fc5ad95937d
[   29.239903][  T757] RDX: 0000000000000000 RSI: 0000555eac2ebffd RDI: 0000000000000002
[   29.239904][  T757] RBP: 00007ffc093ffba0 R08: 0000000000000000 R09: 0000000000000000
[   29.239905][  T757] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555eac2ebffd
[   29.239905][  T757] R13: 0000555eba1a89c0 R14: 0000000000040000 R15: 0000000000000000
| [   32.735721][  T882] softirqs last disabled at (17086): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   32.735723][  T882] Preemption disabled at:
| [   32.735724][  T882] vprintk_emit (kernel/printk/printk.c:2471)
| [   32.735733][  T882] Tainted: [W]=WARN
[   32.735734][  T882] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.735735][  T882] Call Trace:
[   32.735737][  T882]  <TASK>
[   32.735739][  T882]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.735744][  T882]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   32.735746][  T882]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.735750][  T882]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.735754][  T882]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   32.735759][  T882]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   32.735761][  T882]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.735768][  T882]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   32.735771][  T882]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.735775][  T882]  put_chars (drivers/char/virtio_console.c:1176)
[   32.735777][  T882]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   32.735779][  T882]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.735783][  T882]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.735786][  T882]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.735790][  T882]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.735794][  T882]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.735797][  T882]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   32.735799][  T882]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.735801][  T882]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.735806][  T882]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.735808][  T882]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   32.735811][  T882]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.735813][  T882]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.735817][  T882]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.735821][  T882]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.735822][  T882]  ? 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))
[   32.735825][  T882]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.735827][  T882]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.735831][  T882]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.735835][  T882]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.735836][  T882]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.735842][  T882]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.735844][  T882]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.735846][  T882]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.735848][  T882]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   32.735852][  T882]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.735854][  T882]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.735857][  T882]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.735860][  T882]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.735862][  T882]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   32.735863][  T882]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   32.735866][  T882]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.735867][  T882]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   32.735869][  T882]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   32.735872][  T882]  ? ___sys_sendmsg (net/socket.c:2767)
[   32.735873][  T882]  ? __sys_sendmsg (net/socket.c:2799)
[   32.735877][  T882]  _printk (kernel/printk/printk.c:2504)
[   32.735881][  T882]  ? snapshot_read.cold (user.c:?)
[   32.735886][  T882]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   32.735889][  T882]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   32.735893][  T882]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   32.735896][  T882]  ? netdev_notice (net/core/dev.c:13194)
[   32.735900][  T882]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.735902][  T882]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   32.735905][  T882]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   32.735907][  T882]  ? 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)
[   32.735910][  T882]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   32.735915][  T882]  dev_set_allmulti (net/core/dev_api.c:315)
[   32.735919][  T882] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   32.735936][  T882] br_del_if (net/bridge/br_if.c:732) bridge
[   32.735944][  T882]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.735948][  T882]  do_set_master (net/core/rtnetlink.c:3055)
[   32.735952][  T882]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   32.735956][  T882]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   32.735959][  T882]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   32.735961][  T882]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   32.735963][  T882]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.735967][  T882]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.735969][  T882]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.735971][  T882]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.735974][  T882]  ? kasan_save_stack (mm/kasan/common.c:58)
[   32.735977][  T882]  ? kasan_save_stack (mm/kasan/common.c:57)
[   32.735979][  T882]  ? kasan_save_track (mm/kasan/common.c:78)
[   32.735982][  T882]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.735984][  T882]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   32.735986][  T882]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   32.735990][  T882]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.735992][  T882]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   32.735994][  T882]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.735996][  T882]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.735998][  T882]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.735999][  T882]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.736001][  T882]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   32.736004][  T882]  ? __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)
[   32.736007][  T882]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   32.736009][  T882]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   32.736013][  T882]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   32.736015][  T882]  ? nla_get_range_signed (lib/nlattr.c:270)
[   32.736021][  T882]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   32.736026][  T882]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   32.736032][  T882]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.736034][  T882]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.736038][  T882]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.736040][  T882]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.736043][  T882]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.736044][  T882]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.736049][  T882]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.736051][  T882]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   32.736054][  T882]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.736055][  T882]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.736060][  T882]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.736062][  T882]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.736066][  T882]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   32.736068][  T882]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.736071][  T882]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.736077][  T882]  ? 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))
[   32.736079][  T882]  ? 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))
[   32.736083][  T882]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.736087][  T882]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.736090][  T882]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   32.736094][  T882]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   32.736098][  T882]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   32.736099][  T882]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.736103][  T882]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   32.736108][  T882]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   32.736113][  T882]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   32.736115][  T882]  ? copy_msghdr_from_user (net/socket.c:2650)
[   32.736117][  T882]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   32.736119][  T882]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   32.736126][  T882]  ___sys_sendmsg (net/socket.c:2767)
[   32.736129][  T882]  ? copy_msghdr_from_user (net/socket.c:2619)
[   32.736145][  T882]  __sys_sendmsg (net/socket.c:2799)
[   32.736148][  T882]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   32.736155][  T882]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.736158][  T882]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.736161][  T882]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   32.736164][  T882]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.736166][  T882] RIP: 0033:0x7f6dd8f0f54e
[   32.736170][  T882] 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 <c9> 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
[   32.736172][  T882] RSP: 002b:00007fff1d7df3a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.736174][  T882] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6dd8f0f54e
[   32.736176][  T882] RDX: 0000000000000000 RSI: 00007fff1d7df450 RDI: 0000000000000005
[   32.736177][  T882] RBP: 00007fff1d7df3b0 R08: 0000000000000000 R09: 0000000000000000
[   32.736178][  T882] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e612
[   32.736179][  T882] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff1d7dfb20
| [   34.431178][   T65] softirqs last disabled at (47160): br_device_event (./include/linux/spinlock.h:353 net/bridge/br.c:109) bridge
| [   34.431192][   T65] Preemption disabled at:
| [   34.431193][   T65] 0x0
| [   34.431206][   T65] Tainted: [W]=WARN
[   34.431207][   T65] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.431210][   T65] Workqueue: events netdev_work_proc
[   34.431214][   T65] Call Trace:
[   34.431217][   T65]  <TASK>
[   34.431219][   T65]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   34.431227][   T65]  __might_resched.cold (kernel/sched/core.c:9234)
[   34.431233][   T65]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   34.431238][   T65]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   34.431246][   T65]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   34.431249][   T65]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.431259][   T65]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   34.431263][   T65]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.431268][   T65]  put_chars (drivers/char/virtio_console.c:1176)
[   34.431273][   T65]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   34.431285][   T65]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   34.431297][   T65]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   34.431302][   T65]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.431310][   T65]  console_emit_next_record (kernel/printk/printk.c:3183)
[   34.431316][   T65]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   34.431318][   T65]  ? 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))
[   34.431323][   T65]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.431327][   T65]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.431335][   T65]  console_flush_one_record (kernel/printk/printk.c:3268)
[   34.431341][   T65]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   34.431343][   T65]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.431353][   T65]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   34.431357][   T65]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   34.431359][   T65]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.431363][   T65]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   34.431369][   T65]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   34.431372][   T65]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   34.431377][   T65]  vprintk_emit (kernel/printk/printk.c:2479)
[   34.431383][   T65]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   34.431387][   T65]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.431395][   T65]  _printk (kernel/printk/printk.c:2504)
[   34.431400][   T65]  ? snapshot_read.cold (user.c:?)
[   34.431405][   T65]  ? kthread_stop_put (./arch/x86/include/asm/atomic.h:93 (discriminator 4) ./include/linux/atomic/atomic-arch-fallback.h:949 (discriminator 4) ./include/linux/atomic/atomic-instrumented.h:401 (discriminator 4) ./include/linux/refcount.h:389 (discriminator 4) ./include/linux/refcount.h:432 (discriminator 4) ./include/linux/refcount.h:450 (discriminator 4) ./include/linux/sched/task.h:131 (discriminator 4) kernel/kthread.c:782 (discriminator 4))
[   34.431418][   T65] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   34.431438][   T65] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   34.431455][   T65] br_device_event (net/bridge/br.c:111) bridge
[   34.431472][   T65]  ? 0xffffffffc0a00000
[   34.431482][   T65]  notifier_call_chain (kernel/notifier.c:85)
[   34.431492][   T65]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   34.431500][   T65]  ? netif_change_name (net/core/dev.c:1517)
[   34.431506][   T65]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   34.431509][   T65]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[   34.431514][   T65]  ? process_one_work (kernel/workqueue.c:3387)
[   34.431516][   T65]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   34.431518][   T65]  ? kthread (kernel/kthread.c:436)
[   34.431520][   T65]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   34.431524][   T65]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   34.431531][   T65]  netif_change_flags (net/core/dev.c:9882)
[   34.431538][   T65] vlan_dev_work (net/8021q/vlan_dev.c:1035) 8021q
[   34.431546][   T65]  netdev_work_proc (net/core/netdev_work.c:127 net/core/netdev_work.c:171)
[   34.431551][   T65]  ? netdev_work_sched (net/core/netdev_work.c:82)
[   34.431554][   T65]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.431557][   T65]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.431566][   T65]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.431573][   T65]  process_one_work (kernel/workqueue.c:3387)
[   34.431584][   T65]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   34.431588][   T65]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.431603][   T65]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   34.431609][   T65]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   34.431612][   T65]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   34.431616][   T65]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   34.431620][   T65]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   34.431623][   T65]  kthread (kernel/kthread.c:436)
[   34.431625][   T65]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.431630][   T65]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   34.431635][   T65]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.431640][   T65]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   34.431645][   T65]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.431650][   T65]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   34.431655][   T65]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.496990][  T962] softirqs last disabled at (21745): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   35.496993][  T962] Preemption disabled at:
| [   35.496993][  T962] vprintk_emit (kernel/printk/printk.c:2471)
| [   35.497002][  T962] Tainted: [W]=WARN
[   35.497003][  T962] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.497005][  T962] Call Trace:
[   35.497006][  T962]  <TASK>
[   35.497008][  T962]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.497013][  T962]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   35.497015][  T962]  __might_resched.cold (kernel/sched/core.c:9234)
[   35.497019][  T962]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   35.497022][  T962]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   35.497028][  T962]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   35.497030][  T962]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.497036][  T962]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.497040][  T962]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.497043][  T962]  put_chars (drivers/char/virtio_console.c:1176)
[   35.497046][  T962]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   35.497047][  T962]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.497052][  T962]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.497055][  T962]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.497060][  T962]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   35.497063][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.497069][  T962]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   35.497071][  T962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.497076][  T962]  console_emit_next_record (kernel/printk/printk.c:3183)
[   35.497079][  T962]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   35.497081][  T962]  ? 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))
[   35.497083][  T962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.497085][  T962]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.497089][  T962]  console_flush_one_record (kernel/printk/printk.c:3268)
[   35.497093][  T962]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   35.497094][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.497099][  T962]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   35.497101][  T962]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   35.497103][  T962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.497105][  T962]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   35.497110][  T962]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   35.497112][  T962]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   35.497115][  T962]  vprintk_emit (kernel/printk/printk.c:2479)
[   35.497118][  T962]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   35.497124][  T962]  ? ipip_fini (net/ipv4/ipip.c:441 (discriminator 1)) ipip
[   35.497127][  T962]  _printk (kernel/printk/printk.c:2504)
[   35.497130][  T962]  ? snapshot_read.cold (user.c:?)
[   35.497136][  T962]  ? 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)
[   35.497140][  T962] xfrm_user_init (xfrm_user.mod.c:?) xfrm_user
[   35.497144][  T962]  do_one_initcall (init/main.c:1357)
[   35.497147][  T962]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   35.497151][  T962]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   35.497154][  T962]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   35.497159][  T962]  do_init_module (kernel/module/main.c:3117)
[   35.497162][  T962]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   35.497167][  T962]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   35.497169][  T962]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   35.497173][  T962]  load_module (kernel/module/main.c:3593)
[   35.497180][  T962]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   35.497184][  T962]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.497186][  T962]  ? backing_file_read_iter (fs/backing-file.c:211)
[   35.497190][  T962]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.497193][  T962]  init_module_from_file (kernel/module/main.c:3790)
[   35.497196][  T962]  ? __ia32_sys_init_module (kernel/module/main.c:3647)
[   35.497204][  T962]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   35.497207][  T962]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.497211][  T962]  idempotent_init_module (kernel/module/main.c:3802)
[   35.497214][  T962]  ? init_module_from_file (kernel/module/main.c:3791)
[   35.497219][  T962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.497221][  T962]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   35.497226][  T962]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   35.497228][  T962]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   35.497232][  T962]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.497234][  T962]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   35.497236][  T962]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.497239][  T962] RIP: 0033:0x7f38dbb2b37d
[   35.497242][  T962] 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
[   35.497244][  T962] RSP: 002b:00007ffc0e3b6be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   35.497246][  T962] RAX: ffffffffffffffda RBX: 00005568f8d14810 RCX: 00007f38dbb2b37d
[   35.497248][  T962] RDX: 0000000000000000 RSI: 00005568bd635ffd RDI: 0000000000000000
[   35.497249][  T962] RBP: 00007ffc0e3b6c80 R08: 0000000000000000 R09: 0000000000000000
[   35.497249][  T962] R10: 0000000000000000 R11: 0000000000000246 R12: 00005568bd635ffd
[   35.497250][  T962] R13: 00005568f8d14960 R14: 0000000000040000 R15: 0000000000000000
| [   54.225779][ T1585] softirqs last disabled at (19894): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   54.225782][ T1585] Preemption disabled at:
| [   54.225783][ T1585] vprintk_emit (kernel/printk/printk.c:2471)
| [   54.225792][ T1585] Tainted: [W]=WARN
[   54.225793][ T1585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.225794][ T1585] Call Trace:
[   54.225796][ T1585]  <TASK>
[   54.225797][ T1585]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   54.225802][ T1585]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   54.225804][ T1585]  __might_resched.cold (kernel/sched/core.c:9234)
[   54.225808][ T1585]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   54.225812][ T1585]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   54.225817][ T1585]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   54.225820][ T1585]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.225826][ T1585]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   54.225829][ T1585]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.225833][ T1585]  put_chars (drivers/char/virtio_console.c:1176)
[   54.225836][ T1585]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   54.225839][ T1585]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   54.225842][ T1585]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.225845][ T1585]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.225850][ T1585]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   54.225853][ T1585]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   54.225855][ T1585]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.225857][ T1585]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.225861][ T1585]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   54.225863][ T1585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.225868][ T1585]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.225872][ T1585]  console_emit_next_record (kernel/printk/printk.c:3183)
[   54.225876][ T1585]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   54.225877][ T1585]  ? 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))
[   54.225880][ T1585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.225882][ T1585]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.225886][ T1585]  console_flush_one_record (kernel/printk/printk.c:3268)
[   54.225890][ T1585]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   54.225891][ T1585]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.225897][ T1585]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   54.225899][ T1585]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   54.225901][ T1585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.225902][ T1585]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   54.225906][ T1585]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   54.225908][ T1585]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   54.225912][ T1585]  vprintk_emit (kernel/printk/printk.c:2479)
[   54.225915][ T1585]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   54.225917][ T1585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.225920][ T1585]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   54.225924][ T1585]  _printk (kernel/printk/printk.c:2504)
[   54.225928][ T1585]  ? snapshot_read.cold (user.c:?)
[   54.225932][ T1585]  ? br_multicast_flood (??:?) bridge
[   54.225945][ T1585]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   54.225947][ T1585]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   54.225948][ T1585]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   54.225953][ T1585] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   54.225964][ T1585] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   54.225973][ T1585] new_nbp (net/bridge/br_if.c:449) bridge
[   54.225982][ T1585] br_add_if (net/bridge/br_if.c:592) bridge
[   54.225990][ T1585]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   54.225994][ T1585]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   54.226000][ T1585]  do_set_master (net/core/rtnetlink.c:3071)
[   54.226006][ T1585]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   54.226009][ T1585]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   54.226012][ T1585]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   54.226014][ T1585]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.226016][ T1585]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.226019][ T1585]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   54.226022][ T1585]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.226024][ T1585]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.226026][ T1585]  ? kasan_save_stack (mm/kasan/common.c:58)
[   54.226030][ T1585]  ? kasan_save_stack (mm/kasan/common.c:57)
[   54.226031][ T1585]  ? kasan_save_track (mm/kasan/common.c:78)
[   54.226034][ T1585]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.226036][ T1585]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   54.226039][ T1585]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   54.226044][ T1585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.226046][ T1585]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   54.226049][ T1585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.226051][ T1585]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.226053][ T1585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.226054][ T1585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.226056][ T1585]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   54.226058][ T1585]  ? __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)
[   54.226062][ T1585]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   54.226064][ T1585]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   54.226068][ T1585]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   54.226069][ T1585]  ? nla_get_range_signed (lib/nlattr.c:270)
[   54.226075][ T1585]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   54.226081][ T1585]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   54.226086][ T1585]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.226088][ T1585]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.226093][ T1585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.226095][ T1585]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.226097][ T1585]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.226099][ T1585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.226103][ T1585]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.226105][ T1585]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   54.226109][ T1585]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.226110][ T1585]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.226115][ T1585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.226117][ T1585]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.226121][ T1585]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   54.226122][ T1585]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.226125][ T1585]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.226132][ T1585]  ? 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))
[   54.226133][ T1585]  ? 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))
[   54.226137][ T1585]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.226141][ T1585]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.226144][ T1585]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   54.226148][ T1585]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   54.226152][ T1585]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   54.226154][ T1585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.226157][ T1585]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   54.226160][ T1585]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   54.226165][ T1585]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   54.226167][ T1585]  ? copy_msghdr_from_user (net/socket.c:2650)
[   54.226169][ T1585]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   54.226171][ T1585]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   54.226178][ T1585]  ___sys_sendmsg (net/socket.c:2767)
[   54.226181][ T1585]  ? copy_msghdr_from_user (net/socket.c:2619)
[   54.226198][ T1585]  __sys_sendmsg (net/socket.c:2799)
[   54.226201][ T1585]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   54.226207][ T1585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.226210][ T1585]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   54.226213][ T1585]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   54.226216][ T1585]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.226219][ T1585] RIP: 0033:0x7fad0c9d954e
[   54.226222][ T1585] 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 <c9> 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
[   54.226224][ T1585] RSP: 002b:00007ffd0101fd20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.226226][ T1585] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fad0c9d954e
[   54.226228][ T1585] RDX: 0000000000000000 RSI: 00007ffd0101fdd0 RDI: 0000000000000005
[   54.226229][ T1585] RBP: 00007ffd0101fd30 R08: 0000000000000000 R09: 0000000000000000
[   54.226230][ T1585] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e628
[   54.226230][ T1585] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd010204a0
| [   58.150320][ T1708] softirqs last disabled at (28616): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   58.150323][ T1708] Preemption disabled at:
| [   58.150323][ T1708] vprintk_emit (kernel/printk/printk.c:2471)
| [   58.150333][ T1708] Tainted: [W]=WARN
[   58.150334][ T1708] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.150336][ T1708] Call Trace:
[   58.150338][ T1708]  <TASK>
[   58.150339][ T1708]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   58.150345][ T1708]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   58.150347][ T1708]  __might_resched.cold (kernel/sched/core.c:9234)
[   58.150352][ T1708]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   58.150355][ T1708]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   58.150360][ T1708]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   58.150363][ T1708]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.150369][ T1708]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   58.150372][ T1708]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.150376][ T1708]  put_chars (drivers/char/virtio_console.c:1176)
[   58.150378][ T1708]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   58.150380][ T1708]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   58.150384][ T1708]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   58.150388][ T1708]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.150391][ T1708]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.150395][ T1708]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   58.150398][ T1708]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   58.150400][ T1708]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.150402][ T1708]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.150407][ T1708]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   58.150409][ T1708]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   58.150412][ T1708]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.150414][ T1708]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.150418][ T1708]  console_emit_next_record (kernel/printk/printk.c:3183)
[   58.150422][ T1708]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   58.150423][ T1708]  ? 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))
[   58.150426][ T1708]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.150428][ T1708]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.150432][ T1708]  console_flush_one_record (kernel/printk/printk.c:3268)
[   58.150436][ T1708]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   58.150438][ T1708]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.150444][ T1708]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   58.150446][ T1708]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   58.150447][ T1708]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.150449][ T1708]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   58.150453][ T1708]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   58.150455][ T1708]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   58.150458][ T1708]  vprintk_emit (kernel/printk/printk.c:2479)
[   58.150462][ T1708]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   58.150463][ T1708]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   58.150465][ T1708]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   58.150467][ T1708]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.150469][ T1708]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   58.150470][ T1708]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   58.150473][ T1708]  ? ___sys_sendmsg (net/socket.c:2767)
[   58.150474][ T1708]  ? __sys_sendmsg (net/socket.c:2799)
[   58.150478][ T1708]  _printk (kernel/printk/printk.c:2504)
[   58.150482][ T1708]  ? snapshot_read.cold (user.c:?)
[   58.150486][ T1708]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   58.150490][ T1708]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   58.150494][ T1708]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   58.150497][ T1708]  ? netdev_notice (net/core/dev.c:13194)
[   58.150501][ T1708]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.150503][ T1708]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   58.150506][ T1708]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   58.150508][ T1708]  ? 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)
[   58.150510][ T1708]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   58.150516][ T1708]  dev_set_allmulti (net/core/dev_api.c:315)
[   58.150519][ T1708] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   58.150536][ T1708] br_del_if (net/bridge/br_if.c:732) bridge
[   58.150544][ T1708]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.150548][ T1708]  do_set_master (net/core/rtnetlink.c:3055)
[   58.150552][ T1708]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   58.150556][ T1708]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   58.150559][ T1708]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   58.150561][ T1708]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   58.150563][ T1708]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   58.150567][ T1708]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   58.150569][ T1708]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.150571][ T1708]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.150574][ T1708]  ? kasan_save_stack (mm/kasan/common.c:58)
[   58.150577][ T1708]  ? kasan_save_stack (mm/kasan/common.c:57)
[   58.150579][ T1708]  ? kasan_save_track (mm/kasan/common.c:78)
[   58.150582][ T1708]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.150584][ T1708]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   58.150586][ T1708]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   58.150590][ T1708]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.150592][ T1708]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   58.150594][ T1708]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.150596][ T1708]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.150598][ T1708]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.150600][ T1708]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.150601][ T1708]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   58.150604][ T1708]  ? __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)
[   58.150607][ T1708]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   58.150610][ T1708]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   58.150613][ T1708]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   58.150615][ T1708]  ? nla_get_range_signed (lib/nlattr.c:270)
[   58.150621][ T1708]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   58.150627][ T1708]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   58.150632][ T1708]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.150639][ T1708]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.150644][ T1708]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.150646][ T1708]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.150649][ T1708]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.150650][ T1708]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.150655][ T1708]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.150657][ T1708]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   58.150660][ T1708]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.150661][ T1708]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.150666][ T1708]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.150668][ T1708]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.150672][ T1708]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   58.150673][ T1708]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.150676][ T1708]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.150683][ T1708]  ? 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))
[   58.150684][ T1708]  ? 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))
[   58.150689][ T1708]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.150692][ T1708]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.150695][ T1708]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   58.150700][ T1708]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   58.150703][ T1708]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   58.150705][ T1708]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.150708][ T1708]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   58.150712][ T1708]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   58.150716][ T1708]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   58.150719][ T1708]  ? copy_msghdr_from_user (net/socket.c:2650)
[   58.150721][ T1708]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   58.150722][ T1708]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   58.150730][ T1708]  ___sys_sendmsg (net/socket.c:2767)
[   58.150733][ T1708]  ? copy_msghdr_from_user (net/socket.c:2619)
[   58.150750][ T1708]  __sys_sendmsg (net/socket.c:2799)
[   58.150752][ T1708]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   58.150759][ T1708]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.150762][ T1708]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.150765][ T1708]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   58.150768][ T1708]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.150771][ T1708] RIP: 0033:0x7fc67d16654e
[   58.150774][ T1708] 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 <c9> 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
[   58.150776][ T1708] RSP: 002b:00007ffc934ccfd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.150779][ T1708] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc67d16654e
[   58.150780][ T1708] RDX: 0000000000000000 RSI: 00007ffc934cd080 RDI: 0000000000000005
[   58.150781][ T1708] RBP: 00007ffc934ccfe0 R08: 0000000000000000 R09: 0000000000000000
[   58.150782][ T1708] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e62c
[   58.150782][ T1708] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc934cd750
| [   59.680096][   T65] softirqs last disabled at (69824): br_device_event (./include/linux/spinlock.h:353 net/bridge/br.c:109) bridge
| [   59.680109][   T65] Preemption disabled at:
| [   59.680110][   T65] 0x0
| [   59.680120][   T65] Tainted: [W]=WARN
[   59.680121][   T65] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.680123][   T65] Workqueue: events netdev_work_proc
[   59.680126][   T65] Call Trace:
[   59.680128][   T65]  <TASK>
[   59.680130][   T65]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   59.680136][   T65]  __might_resched.cold (kernel/sched/core.c:9234)
[   59.680140][   T65]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   59.680144][   T65]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   59.680149][   T65]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   59.680152][   T65]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.680158][   T65]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   59.680161][   T65]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.680164][   T65]  put_chars (drivers/char/virtio_console.c:1176)
[   59.680167][   T65]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   59.680175][   T65]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   59.680182][   T65]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   59.680185][   T65]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.680190][   T65]  console_emit_next_record (kernel/printk/printk.c:3183)
[   59.680194][   T65]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   59.680195][   T65]  ? 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))
[   59.680198][   T65]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.680201][   T65]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.680206][   T65]  console_flush_one_record (kernel/printk/printk.c:3268)
[   59.680210][   T65]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   59.680211][   T65]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.680217][   T65]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   59.680219][   T65]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   59.680221][   T65]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.680223][   T65]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   59.680227][   T65]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   59.680229][   T65]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   59.680232][   T65]  vprintk_emit (kernel/printk/printk.c:2479)
[   59.680236][   T65]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   59.680238][   T65]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.680240][   T65]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.680243][   T65]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.680247][   T65]  _printk (kernel/printk/printk.c:2504)
[   59.680251][   T65]  ? snapshot_read.cold (user.c:?)
[   59.680254][   T65]  ? kthread_stop_put (./arch/x86/include/asm/atomic.h:93 (discriminator 4) ./include/linux/atomic/atomic-arch-fallback.h:949 (discriminator 4) ./include/linux/atomic/atomic-instrumented.h:401 (discriminator 4) ./include/linux/refcount.h:389 (discriminator 4) ./include/linux/refcount.h:432 (discriminator 4) ./include/linux/refcount.h:450 (discriminator 4) ./include/linux/sched/task.h:131 (discriminator 4) kernel/kthread.c:782 (discriminator 4))
[   59.680262][   T65] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   59.680274][   T65] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   59.680285][   T65] br_device_event (net/bridge/br.c:111) bridge
[   59.680294][   T65]  ? 0xffffffffc0a00000
[   59.680301][   T65]  notifier_call_chain (kernel/notifier.c:85)
[   59.680306][   T65]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   59.680312][   T65]  ? netif_change_name (net/core/dev.c:1517)
[   59.680316][   T65]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   59.680318][   T65]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[   59.680322][   T65]  ? process_one_work (kernel/workqueue.c:3387)
[   59.680324][   T65]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   59.680325][   T65]  ? kthread (kernel/kthread.c:436)
[   59.680327][   T65]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   59.680330][   T65]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   59.680335][   T65]  netif_change_flags (net/core/dev.c:9882)
[   59.680339][   T65] vlan_dev_work (net/8021q/vlan_dev.c:1035) 8021q
[   59.680344][   T65]  netdev_work_proc (net/core/netdev_work.c:127 net/core/netdev_work.c:171)
[   59.680347][   T65]  ? netdev_work_sched (net/core/netdev_work.c:82)
[   59.680349][   T65]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.680351][   T65]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.680353][   T65]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.680357][   T65]  process_one_work (kernel/workqueue.c:3387)
[   59.680363][   T65]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   59.680366][   T65]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.680374][   T65]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   59.680378][   T65]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   59.680379][   T65]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   59.680382][   T65]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   59.680385][   T65]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   59.680386][   T65]  kthread (kernel/kthread.c:436)
[   59.680388][   T65]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.680391][   T65]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   59.680395][   T65]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.680398][   T65]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   59.680401][   T65]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.680405][   T65]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
br_device_event:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
llc_sap_open:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars