======================================
| [   12.312098][  T187] softirqs last disabled at (37563): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.312100][  T187] Preemption disabled at:
| [   12.312101][  T187] 0x0
| [   12.312111][  T187] Tainted: [W]=WARN
[   12.312112][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.312113][  T187] Call Trace:
[   12.312115][  T187]  <TASK>
[   12.312116][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.312123][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.312128][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.312132][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.312138][  T187]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   12.312140][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.312147][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.312150][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.312153][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[   12.312156][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.312158][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.312163][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.312169][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.312176][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.312179][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.312181][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.312186][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.312190][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.312192][  T187]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   12.312195][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.312198][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.312203][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.312207][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.312209][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.312215][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.312218][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.312220][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.312223][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.312227][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.312229][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.312233][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.312237][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.312241][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.312245][  T187]  _printk (kernel/printk/printk.c:2504)
[   12.312249][  T187]  ? snapshot_read.cold (user.c:?)
[   12.312252][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   12.312255][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.312259][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   12.312262][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   12.312266][  T187]  ? exit_notify (kernel/exit.c:780)
[   12.312268][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.312271][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.312276][  T187]  do_group_exit (kernel/exit.c:1151)
[   12.312279][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   12.312281][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   12.312283][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.312287][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.312290][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.312292][  T187] RIP: 0033:0x7f86be7ea1b8
[   12.312297][  T187] Code: Unable to access opcode bytes at 0x7f86be7ea18e.

Code starting with the faulting instruction
===========================================
[   12.312298][  T187] RSP: 002b:00007ffd39faa858 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   12.312300][  T187] RAX: ffffffffffffffda RBX: 00007f86be91af88 RCX: 00007f86be7ea1b8
[   12.312302][  T187] RDX: 00007f86be534fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   12.312303][  T187] RBP: 00007ffd39faa8b0 R08: 0000000000000000 R09: 0000000000008010
[   12.312303][  T187] R10: 00007ffd39faa670 R11: 0000000000000246 R12: 0000000000000001
[   12.312304][  T187] R13: 0000000000000000 R14: 00007f86be919680 R15: 00007f86be91afa0
| [   13.830393][  T238] softirqs last disabled at (20223): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.830397][  T238] Preemption disabled at:
| [   13.830397][  T238] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.830410][  T238] Tainted: [W]=WARN
[   13.830411][  T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.830415][  T238] Call Trace:
[   13.830417][  T238]  <TASK>
[   13.830420][  T238]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.830427][  T238]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.830430][  T238]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.830437][  T238]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.830443][  T238]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.830450][  T238]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.830454][  T238]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.830463][  T238]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.830466][  T238]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.830471][  T238]  put_chars (drivers/char/virtio_console.c:1176)
[   13.830476][  T238]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.830478][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.830485][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.830488][  T238]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.830496][  T238]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.830499][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.830509][  T238]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.830513][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.830522][  T238]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.830528][  T238]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.830530][  T238]  ? 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))
[   13.830536][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.830539][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.830546][  T238]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.830553][  T238]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.830556][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.830565][  T238]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.830570][  T238]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.830572][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.830576][  T238]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.830582][  T238]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.830585][  T238]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.830590][  T238]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.830597][  T238]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.830607][  T238]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   13.830613][  T238]  _printk (kernel/printk/printk.c:2504)
[   13.830618][  T238]  ? snapshot_read.cold (user.c:?)
[   13.830630][  T238]  ? 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)
[   13.830635][  T238] 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
[   13.830640][  T238]  do_one_initcall (init/main.c:1357)
[   13.830644][  T238]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   13.830652][  T238]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   13.830656][  T238]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   13.830663][  T238]  do_init_module (kernel/module/main.c:3117)
[   13.830670][  T238]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.830675][  T238]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   13.830680][  T238]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   13.830687][  T238]  load_module (kernel/module/main.c:3593)
[   13.830699][  T238]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   13.830706][  T238]  ? __ia32_sys_fsconfig (??:?)
[   13.830709][  T238]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   13.830715][  T238]  ? backing_file_read_iter (fs/backing-file.c:211)
[   13.830719][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.830725][  T238]  init_module_from_file (kernel/module/main.c:3790)
[   13.830730][  T238]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   13.830746][  T238]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.830752][  T238]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.830757][  T238]  idempotent_init_module (kernel/module/main.c:3802)
[   13.830762][  T238]  ? init_module_from_file (kernel/module/main.c:3791)
[   13.830774][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.830778][  T238]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   13.830787][  T238]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   13.830790][  T238]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.830795][  T238]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.830798][  T238]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.830802][  T238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.830806][  T238] RIP: 0033:0x7f725227337d
[   13.830810][  T238] 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
[   13.830812][  T238] RSP: 002b:00007ffd12f8da28 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   13.830816][  T238] RAX: ffffffffffffffda RBX: 00005590bde58810 RCX: 00007f725227337d
[   13.830818][  T238] RDX: 0000000000000000 RSI: 0000559096df1ffd RDI: 0000000000000000
[   13.830819][  T238] RBP: 00007ffd12f8dac0 R08: 0000000000000000 R09: 0000000000000000
[   13.830821][  T238] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559096df1ffd
[   13.830822][  T238] R13: 00005590bde58960 R14: 0000000000040000 R15: 0000000000000000
| [   15.509468][  T282] softirqs last disabled at (23025): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   15.509471][  T282] Preemption disabled at:
| [   15.509471][  T282] 0x0
| [   15.509482][  T282] Tainted: [W]=WARN
[   15.509483][  T282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.509485][  T282] Call Trace:
[   15.509487][  T282]  <TASK>
[   15.509489][  T282]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.509496][  T282]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.509500][  T282]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.509505][  T282]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.509511][  T282]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.509513][  T282]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.509520][  T282]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.509523][  T282]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.509526][  T282]  put_chars (drivers/char/virtio_console.c:1176)
[   15.509530][  T282]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.509531][  T282]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.509536][  T282]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.509543][  T282]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.509550][  T282]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.509552][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.509555][  T282]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.509560][  T282]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.509564][  T282]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.509566][  T282]  ? 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))
[   15.509570][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.509572][  T282]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.509577][  T282]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.509582][  T282]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.509584][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.509590][  T282]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.509593][  T282]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.509595][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.509598][  T282]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.509602][  T282]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.509604][  T282]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.509608][  T282]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.509612][  T282]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.509616][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.509621][  T282]  _printk (kernel/printk/printk.c:2504)
[   15.509625][  T282]  ? snapshot_read.cold (user.c:?)
[   15.509628][  T282]  ? 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)
[   15.509631][  T282]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.509636][  T282]  ? 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)
[   15.509639][  T282]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   15.509643][  T282]  ? exit_notify (kernel/exit.c:780)
[   15.509645][  T282]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.509648][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.509653][  T282]  do_group_exit (kernel/exit.c:1151)
[   15.509656][  T282]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   15.509658][  T282]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   15.509661][  T282]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.509664][  T282]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.509667][  T282]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.509670][  T282] RIP: 0033:0x7f05b86e41b8
[   15.509672][  T282] Code: Unable to access opcode bytes at 0x7f05b86e418e.

Code starting with the faulting instruction
===========================================
[   15.509674][  T282] RSP: 002b:00007ffe55212eb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   15.509676][  T282] RAX: ffffffffffffffda RBX: 00007f05b8814f88 RCX: 00007f05b86e41b8
[   15.509677][  T282] RDX: 00007f05b842efc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   15.509678][  T282] RBP: 00007ffe55212f10 R08: 0000000000000000 R09: 0000000000000050
[   15.509679][  T282] R10: 00007ffe55212cd0 R11: 0000000000000246 R12: 0000000000000001
[   15.509680][  T282] R13: 0000000000000000 R14: 00007f05b8813680 R15: 00007f05b8814fa0
| [   17.652679][  T344] softirqs last disabled at (10962): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   17.652681][  T344] Preemption disabled at:
| [   17.652682][  T344] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.652691][  T344] Tainted: [W]=WARN
[   17.652692][  T344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.652694][  T344] Call Trace:
[   17.652696][  T344]  <TASK>
[   17.652697][  T344]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.652703][  T344]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.652706][  T344]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.652710][  T344]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.652715][  T344]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.652720][  T344]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   17.652723][  T344]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.652729][  T344]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.652732][  T344]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.652736][  T344]  put_chars (drivers/char/virtio_console.c:1176)
[   17.652738][  T344]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   17.652740][  T344]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.652743][  T344]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.652748][  T344]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.652751][  T344]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.652755][  T344]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.652758][  T344]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.652760][  T344]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.652761][  T344]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.652766][  T344]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.652768][  T344]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   17.652772][  T344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.652775][  T344]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.652779][  T344]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.652784][  T344]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.652786][  T344]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   17.652789][  T344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.652792][  T344]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.652796][  T344]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.652801][  T344]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.652803][  T344]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.652810][  T344]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.652813][  T344]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.652815][  T344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.652817][  T344]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.652822][  T344]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.652823][  T344]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.652827][  T344]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.652832][  T344]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.652835][  T344]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.652838][  T344]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.652842][  T344]  _printk (kernel/printk/printk.c:2504)
[   17.652846][  T344]  ? snapshot_read.cold (user.c:?)
[   17.652851][  T344]  ? br_multicast_flood (??:?) bridge
[   17.652863][  T344]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   17.652865][  T344]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.652866][  T344]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.652872][  T344] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   17.652883][  T344] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   17.652892][  T344] new_nbp (net/bridge/br_if.c:449) bridge
[   17.652902][  T344] br_add_if (net/bridge/br_if.c:592) bridge
[   17.652909][  T344]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   17.652914][  T344]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   17.652917][  T344]  ? __kernel_text_address (kernel/extable.c:79)
[   17.652924][  T344]  do_set_master (net/core/rtnetlink.c:3071)
[   17.652932][  T344]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   17.652937][  T344]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   17.652941][  T344]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.652942][  T344]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.652944][  T344]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.652947][  T344]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.652950][  T344]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.652959][  T344]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.652962][  T344]  ? kasan_save_stack (mm/kasan/common.c:58)
[   17.652965][  T344]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.652967][  T344]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.652970][  T344]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.652972][  T344]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   17.652975][  T344]  ? ___sys_sendmsg (net/socket.c:2757)
[   17.652980][  T344]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.652982][  T344]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.652985][  T344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.652988][  T344]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.652989][  T344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.652991][  T344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.652994][  T344]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.652997][  T344]  ? __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)
[   17.653001][  T344]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.653003][  T344]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.653007][  T344]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.653009][  T344]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.653015][  T344]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   17.653022][  T344]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.653028][  T344]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.653031][  T344]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.653036][  T344]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.653038][  T344]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.653040][  T344]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.653042][  T344]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.653046][  T344]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.653049][  T344]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.653052][  T344]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.653054][  T344]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.653059][  T344]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.653061][  T344]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.653065][  T344]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.653067][  T344]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.653071][  T344]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.653078][  T344]  ? 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))
[   17.653080][  T344]  ? 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))
[   17.653085][  T344]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.653090][  T344]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.653093][  T344]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.653098][  T344]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.653102][  T344]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.653107][  T344]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.653113][  T344]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   17.653115][  T344]  ? copy_msghdr_from_user (net/socket.c:2650)
[   17.653118][  T344]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   17.653120][  T344]  ? move_addr_to_kernel (net/socket.c:258)
[   17.653129][  T344]  ___sys_sendmsg (net/socket.c:2767)
[   17.653132][  T344]  ? copy_msghdr_from_user (net/socket.c:2619)
[   17.653153][  T344]  __sys_sendmsg (net/socket.c:2799)
[   17.653156][  T344]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   17.653164][  T344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.653168][  T344]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.653170][  T344]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.653174][  T344]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.653176][  T344] RIP: 0033:0x7fa8eca6d54e
[   17.653180][  T344] 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
[   17.653181][  T344] RSP: 002b:00007ffe9e4b7f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.653185][  T344] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa8eca6d54e
[   17.653186][  T344] RDX: 0000000000000000 RSI: 00007ffe9e4b8030 RDI: 0000000000000005
[   17.653187][  T344] RBP: 00007ffe9e4b7f90 R08: 0000000000000000 R09: 0000000000000000
[   17.653188][  T344] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d3bb
[   17.653189][  T344] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe9e4b86f0
| [   19.480338][  T398] softirqs last disabled at (18568): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   19.480341][  T398] Preemption disabled at:
| [   19.480342][  T398] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.480350][  T398] Tainted: [W]=WARN
[   19.480351][  T398] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.480353][  T398] Call Trace:
[   19.480354][  T398]  <TASK>
[   19.480356][  T398]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.480362][  T398]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.480364][  T398]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.480369][  T398]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.480373][  T398]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.480379][  T398]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   19.480381][  T398]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.480387][  T398]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.480390][  T398]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.480394][  T398]  put_chars (drivers/char/virtio_console.c:1176)
[   19.480396][  T398]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   19.480398][  T398]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.480401][  T398]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.480406][  T398]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.480408][  T398]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.480412][  T398]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.480415][  T398]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   19.480417][  T398]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.480419][  T398]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.480423][  T398]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.480425][  T398]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   19.480429][  T398]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.480431][  T398]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.480436][  T398]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.480440][  T398]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.480442][  T398]  ? 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))
[   19.480445][  T398]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.480448][  T398]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.480452][  T398]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.480457][  T398]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.480459][  T398]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.480465][  T398]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.480468][  T398]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.480470][  T398]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.480472][  T398]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.480476][  T398]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.480478][  T398]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.480482][  T398]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.480486][  T398]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.480489][  T398]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.480492][  T398]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   19.480496][  T398]  _printk (kernel/printk/printk.c:2504)
[   19.480500][  T398]  ? snapshot_read.cold (user.c:?)
[   19.480504][  T398]  ? br_multicast_flood (??:?) bridge
[   19.480517][  T398]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   19.480518][  T398]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   19.480519][  T398]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   19.480525][  T398] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   19.480535][  T398] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   19.480544][  T398] new_nbp (net/bridge/br_if.c:449) bridge
[   19.480553][  T398] br_add_if (net/bridge/br_if.c:592) bridge
[   19.480560][  T398]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   19.480565][  T398]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   19.480568][  T398]  ? __kernel_text_address (kernel/extable.c:79)
[   19.480572][  T398]  do_set_master (net/core/rtnetlink.c:3071)
[   19.480577][  T398]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   19.480581][  T398]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   19.480584][  T398]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   19.480586][  T398]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.480587][  T398]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.480591][  T398]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.480593][  T398]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.480595][  T398]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.480598][  T398]  ? kasan_save_stack (mm/kasan/common.c:58)
[   19.480601][  T398]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.480602][  T398]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.480606][  T398]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.480607][  T398]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   19.480611][  T398]  ? ___sys_sendmsg (net/socket.c:2757)
[   19.480616][  T398]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.480617][  T398]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.480620][  T398]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.480623][  T398]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.480624][  T398]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.480626][  T398]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.480628][  T398]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   19.480632][  T398]  ? __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)
[   19.480635][  T398]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   19.480638][  T398]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.480642][  T398]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   19.480643][  T398]  ? nla_get_range_signed (lib/nlattr.c:270)
[   19.480649][  T398]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   19.480655][  T398]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   19.480662][  T398]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.480664][  T398]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.480669][  T398]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.480671][  T398]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.480673][  T398]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.480675][  T398]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.480679][  T398]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.480681][  T398]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   19.480685][  T398]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.480686][  T398]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.480691][  T398]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.480693][  T398]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.480697][  T398]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   19.480699][  T398]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.480702][  T398]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.480710][  T398]  ? 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))
[   19.480711][  T398]  ? 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))
[   19.480716][  T398]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.480720][  T398]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.480723][  T398]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.480728][  T398]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   19.480732][  T398]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   19.480737][  T398]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.480743][  T398]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   19.480745][  T398]  ? copy_msghdr_from_user (net/socket.c:2650)
[   19.480747][  T398]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   19.480749][  T398]  ? move_addr_to_kernel (net/socket.c:258)
[   19.480758][  T398]  ___sys_sendmsg (net/socket.c:2767)
[   19.480761][  T398]  ? copy_msghdr_from_user (net/socket.c:2619)
[   19.480781][  T398]  __sys_sendmsg (net/socket.c:2799)
[   19.480784][  T398]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   19.480791][  T398]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.480795][  T398]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.480798][  T398]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.480801][  T398]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.480803][  T398] RIP: 0033:0x7f0f4ead954e
[   19.480807][  T398] 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
[   19.480808][  T398] RSP: 002b:00007ffe8c6f31f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.480811][  T398] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0f4ead954e
[   19.480812][  T398] RDX: 0000000000000000 RSI: 00007ffe8c6f32a0 RDI: 0000000000000005
[   19.480813][  T398] RBP: 00007ffe8c6f3200 R08: 0000000000000000 R09: 0000000000000000
[   19.480814][  T398] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d3bd
[   19.480815][  T398] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe8c6f3960
| [   30.607388][    C3] softirqs last disabled at (1109013): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   30.607389][    C3] Preemption disabled at:
| [   30.607390][    C3] 0x0
| [   30.607401][    C3] Tainted: [W]=WARN
[   30.607402][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.607404][    C3] Call Trace:
[   30.607406][    C3]  <IRQ>
[   30.607407][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.607413][    C3]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.607417][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.607420][    C3]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   30.607423][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.607427][    C3]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   30.607430][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   30.607433][    C3]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.607436][    C3]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.607438][    C3]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.607440][    C3]  put_chars (drivers/char/virtio_console.c:1176)
[   30.607442][    C3]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.607444][    C3]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   30.607447][    C3]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.607451][    C3]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.607452][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.607454][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.607456][    C3]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.607458][    C3]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.607460][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.607462][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.607464][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.607466][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   30.607468][    C3]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.607470][    C3]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.607473][    C3]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.607474][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.607476][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.607478][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.607479][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.607481][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   30.607483][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.607485][    C3]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.607487][    C3]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.607489][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.607491][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   30.607503][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.607504][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   30.607511][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   30.607517][    C3]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   30.607520][    C3]  _printk (kernel/printk/printk.c:2504)
[   30.607524][    C3]  ? snapshot_read.cold (user.c:?)
[   30.607525][    C3]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   30.607530][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.607532][    C3]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   30.607534][    C3]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   30.607536][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   30.607539][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   30.607541][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   30.607543][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   30.607545][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.607546][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   30.607554][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.607556][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.607557][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   30.607565][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   30.607566][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   30.607572][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   30.607579][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   30.607586][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   30.607588][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   30.607590][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   30.607594][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.607596][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.607598][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.607600][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   30.607602][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   30.607609][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   30.607611][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.607613][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   30.607616][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   30.607618][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   30.607620][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.607622][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.607624][    C3]  handle_softirqs (kernel/softirq.c:645)
[   30.607626][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.607627][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   30.607629][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   30.607631][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   30.607632][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   30.607636][    C3]  </IRQ>
[   30.607636][    C3]  <TASK>
[   30.607637][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   30.607639][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   30.607641][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   30.607644][    C3] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 a6 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   30.607646][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   30.607649][    C3] RAX: 000000000010ec13 RBX: ff11000001c88040 RCX: ffffffffb8cf0307
[   30.607650][    C3] RDX: ff11000001c88040 RSI: ffffffffbba38b1c RDI: ffffffffbb48d8e0
[   30.607651][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   30.607652][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   30.607653][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   30.607654][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   30.607657][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   30.607660][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   30.607661][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   30.607663][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   30.607665][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   30.607667][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.607668][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.607670][    C3]  do_idle (kernel/sched/idle.c:355)
[   30.607672][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   30.607673][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   30.607675][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   30.607677][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   30.667665][    C3]
| [   30.667779][    C3]
| [   30.667779][    C3] stack backtrace:
| [   30.667957][    C3] Tainted: [W]=WARN
[   30.667958][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.667959][    C3] Call Trace:
[   30.667960][    C3]  <IRQ>
[   30.667961][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.667965][    C3]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   30.667968][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   30.667971][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   30.667973][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   30.667974][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   30.667976][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.667978][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   30.667985][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.667989][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.667990][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   30.667996][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   30.667998][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   30.668004][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   30.668011][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   30.668017][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   30.668019][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   30.668021][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   30.668024][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.668026][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.668028][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.668030][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   30.668032][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   30.668039][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   30.668040][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.668043][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   30.668045][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   30.668047][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   30.668049][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.668051][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.668053][    C3]  handle_softirqs (kernel/softirq.c:645)
[   30.668055][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.668057][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   30.668058][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   30.668060][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   30.668061][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   30.668063][    C3]  </IRQ>
[   30.668064][    C3]  <TASK>
[   30.668064][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   30.668066][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   30.668073][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   30.668075][    C3] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 a6 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   30.668077][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   30.668079][    C3] RAX: 000000000010ec13 RBX: ff11000001c88040 RCX: ffffffffb8cf0307
[   30.668080][    C3] RDX: ff11000001c88040 RSI: ffffffffbba38b1c RDI: ffffffffbb48d8e0
[   30.668081][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   30.668082][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   30.668082][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   30.668084][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   30.668086][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   30.668088][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   30.668089][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   30.668091][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   30.668092][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   30.668094][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.668095][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.668097][    C3]  do_idle (kernel/sched/idle.c:355)
[   30.668099][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   30.668100][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   30.668102][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   30.668104][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   33.311557][  T538] softirqs last disabled at (0): 0x0
| [   33.311559][  T538] Preemption disabled at:
| [   33.311560][  T538] vprintk_emit (kernel/printk/printk.c:2471)
| [   33.311574][  T538] Tainted: [W]=WARN
[   33.311575][  T538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.311577][  T538] Call Trace:
[   33.311579][  T538]  <TASK>
[   33.311580][  T538]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   33.311586][  T538]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   33.311589][  T538]  __might_resched.cold (kernel/sched/core.c:9234)
[   33.311594][  T538]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   33.311598][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.311603][  T538]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   33.311607][  T538]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   33.311610][  T538]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.311615][  T538]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.311617][  T538]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.311620][  T538]  put_chars (drivers/char/virtio_console.c:1176)
[   33.311623][  T538]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   33.311625][  T538]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   33.311628][  T538]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   33.311631][  T538]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   33.311635][  T538]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   33.311637][  T538]  ? 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)
[   33.311640][  T538]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   33.311642][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.311644][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.311646][  T538]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.311650][  T538]  console_emit_next_record (kernel/printk/printk.c:3183)
[   33.311653][  T538]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   33.311656][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.311658][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.311660][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.311663][  T538]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.311665][  T538]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   33.311668][  T538]  console_flush_one_record (kernel/printk/printk.c:3268)
[   33.311671][  T538]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   33.311675][  T538]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   33.311677][  T538]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.311680][  T538]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   33.311682][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.311684][  T538]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   33.311686][  T538]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   33.311688][  T538]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   33.311691][  T538]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   33.311694][  T538]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   33.311697][  T538]  vprintk_emit (kernel/printk/printk.c:2479)
[   33.311700][  T538]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   33.311704][  T538]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   33.311708][  T538]  _printk (kernel/printk/printk.c:2504)
[   33.311712][  T538]  ? snapshot_read.cold (user.c:?)
[   33.311716][  T538]  ? 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)
[   33.311719][  T538] gact_init_module (net/sched/act_gact.c:180) act_gact
[   33.311722][  T538]  do_one_initcall (init/main.c:1357)
[   33.311725][  T538]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   33.311728][  T538]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   33.311732][  T538]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   33.311736][  T538]  do_init_module (kernel/module/main.c:3117)
[   33.311740][  T538]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   33.311743][  T538]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   33.311746][  T538]  load_module (kernel/module/main.c:3593)
[   33.311751][  T538]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   33.311758][  T538]  ? __ia32_sys_fsconfig (??:?)
[   33.311761][  T538]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   33.311766][  T538]  ? backing_file_read_iter (fs/backing-file.c:211)
[   33.311770][  T538]  init_module_from_file (kernel/module/main.c:3790)
[   33.311773][  T538]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   33.311776][  T538]  ? ovl_mmap (fs/overlayfs/file.c:477)
[   33.311780][  T538]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   33.311783][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.311785][  T538]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   33.311787][  T538]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.311790][  T538]  idempotent_init_module (kernel/module/main.c:3802)
[   33.311794][  T538]  ? init_module_from_file (kernel/module/main.c:3791)
[   33.311798][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.311801][  T538]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   33.311805][  T538]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   33.311808][  T538]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   33.311812][  T538]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.311815][  T538]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   33.311818][  T538]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.311821][  T538] RIP: 0033:0x7f7f8aa8437d
[   33.311824][  T538] 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
[   33.311826][  T538] RSP: 002b:00007ffe07572bb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   33.311831][  T538] RAX: ffffffffffffffda RBX: 000055624aa65810 RCX: 00007f7f8aa8437d
[   33.311833][  T538] RDX: 0000000000000000 RSI: 0000556241fabffd RDI: 0000000000000000
[   33.311834][  T538] RBP: 00007ffe07572c50 R08: 0000000000000000 R09: 0000000000000000
[   33.311835][  T538] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556241fabffd
[   33.311837][  T538] R13: 000055624aa65960 R14: 0000000000040000 R15: 0000000000000000
| [   54.373854][ T1779] softirqs last disabled at (0): 0x0
| [   54.373857][ T1779] Preemption disabled at:
| [   54.373858][ T1779] dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
| [   54.373872][ T1779] Tainted: [W]=WARN
[   54.373873][ T1779] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.373876][ T1779] Call Trace:
[   54.373878][ T1779]  <TASK>
[   54.373880][ T1779]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   54.373887][ T1779]  ? dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
[   54.373889][ T1779]  __might_resched.cold (kernel/sched/core.c:9234)
[   54.373894][ T1779]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   54.373898][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.373903][ T1779]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   54.373908][ T1779]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   54.373912][ T1779]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.373916][ T1779]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   54.373919][ T1779]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.373922][ T1779]  put_chars (drivers/char/virtio_console.c:1176)
[   54.373925][ T1779]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   54.373927][ T1779]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   54.373931][ T1779]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   54.373935][ T1779]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   54.373939][ T1779]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   54.373942][ T1779]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   54.373944][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.373947][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.373950][ T1779]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.373953][ T1779]  console_emit_next_record (kernel/printk/printk.c:3183)
[   54.373957][ T1779]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   54.373959][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.373962][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.373964][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.373967][ T1779]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.373969][ T1779]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   54.373972][ T1779]  console_flush_one_record (kernel/printk/printk.c:3268)
[   54.373975][ T1779]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   54.373979][ T1779]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   54.373982][ T1779]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.373984][ T1779]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   54.373987][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.373989][ T1779]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.373992][ T1779]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   54.373994][ T1779]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   54.373997][ T1779]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   54.374000][ T1779]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   54.374003][ T1779]  vprintk_emit (kernel/printk/printk.c:2479)
[   54.374006][ T1779]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   54.374011][ T1779]  _printk (kernel/printk/printk.c:2504)
[   54.374015][ T1779]  ? snapshot_read.cold (user.c:?)
[   54.374018][ T1779]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   54.374022][ T1779]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   54.374025][ T1779]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   54.374028][ T1779]  ? netdev_notice (net/core/dev.c:13194)
[   54.374030][ T1779]  ? kasan_save_track (mm/kasan/common.c:78)
[   54.374035][ T1779]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   54.374037][ T1779]  ? __hw_addr_add_ex (./include/linux/slab.h:991 (discriminator 1) net/core/dev_addr_lists.c:62 (discriminator 1) net/core/dev_addr_lists.c:120 (discriminator 1))
[   54.374040][ T1779]  ? 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)
[   54.374044][ T1779]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   54.374049][ T1779]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[   54.374052][ T1779]  dev_uc_add_excl (net/core/dev_addr_lists.c:801)
[   54.374055][ T1779]  ndo_dflt_fdb_add (net/core/rtnetlink.c:4740)
[   54.374059][ T1779]  ? __nla_parse (lib/nlattr.c:732)
[   54.374063][ T1779]  rtnl_fdb_add (net/core/rtnetlink.c:4845)
[   54.374065][ T1779]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.374068][ T1779]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[   54.374070][ T1779]  ? rtnl_fdb_del (net/core/rtnetlink.c:4918 (discriminator 2))
[   54.374072][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.374075][ T1779]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   54.374079][ T1779]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   54.374083][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.374085][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.374088][ T1779]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   54.374092][ T1779]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.374095][ T1779]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   54.374098][ T1779]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.374101][ T1779]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   54.374104][ T1779]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   54.374109][ T1779]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   54.374112][ T1779]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.374115][ T1779]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.374117][ T1779]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.374119][ T1779]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   54.374123][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.374126][ T1779]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.374129][ T1779]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.374133][ T1779]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.374135][ T1779]  ? next_uptodate_folio (mm/filemap.c:3747)
[   54.374140][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.374142][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.374144][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.374148][ T1779]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   54.374151][ T1779]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   54.374154][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.374156][ T1779]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.374159][ T1779]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   54.374163][ T1779]  ? copy_msghdr_from_user (net/socket.c:2650)
[   54.374166][ T1779]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   54.374168][ T1779]  ? move_addr_to_kernel (net/socket.c:258)
[   54.374172][ T1779]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   54.374176][ T1779]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.374179][ T1779]  ___sys_sendmsg (net/socket.c:2767)
[   54.374181][ T1779]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   54.374185][ T1779]  ? copy_msghdr_from_user (net/socket.c:2619)
[   54.374188][ T1779]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   54.374196][ T1779]  __sys_sendmsg (net/socket.c:2799)
[   54.374199][ T1779]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   54.374203][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.374205][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.374209][ T1779]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   54.374212][ T1779]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   54.374216][ T1779]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.374218][ T1779] RIP: 0033:0x7f630a34354e
[   54.374221][ T1779] 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
[   54.374224][ T1779] RSP: 002b:00007ffc92cc6910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.374229][ T1779] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f630a34354e
[   54.374231][ T1779] RDX: 0000000000000000 RSI: 00007ffc92cc69c0 RDI: 0000000000000005
[   54.374232][ T1779] RBP: 00007ffc92cc6920 R08: 0000000000000000 R09: 0000000000000000
[   54.374234][ T1779] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d3e1
[   54.374235][ T1779] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [   70.042000][ T2706] softirqs last disabled at (0): 0x0
| [   70.042002][ T2706] Preemption disabled at:
| [   70.042003][ T2706] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [   70.042017][ T2706] Tainted: [W]=WARN
[   70.042018][ T2706] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.042021][ T2706] Call Trace:
[   70.042023][ T2706]  <TASK>
[   70.042024][ T2706]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   70.042031][ T2706]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[   70.042033][ T2706]  __might_resched.cold (kernel/sched/core.c:9234)
[   70.042038][ T2706]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   70.042042][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042047][ T2706]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   70.042052][ T2706]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   70.042056][ T2706]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   70.042060][ T2706]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   70.042063][ T2706]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   70.042066][ T2706]  put_chars (drivers/char/virtio_console.c:1176)
[   70.042069][ T2706]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   70.042071][ T2706]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   70.042076][ T2706]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   70.042081][ T2706]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   70.042083][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042085][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042088][ T2706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.042092][ T2706]  console_emit_next_record (kernel/printk/printk.c:3183)
[   70.042095][ T2706]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   70.042098][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042101][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042103][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042105][ T2706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.042109][ T2706]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   70.042111][ T2706]  console_flush_one_record (kernel/printk/printk.c:3268)
[   70.042114][ T2706]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   70.042118][ T2706]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   70.042121][ T2706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.042123][ T2706]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   70.042125][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042127][ T2706]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.042130][ T2706]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   70.042132][ T2706]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   70.042135][ T2706]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   70.042137][ T2706]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   70.042140][ T2706]  vprintk_emit (kernel/printk/printk.c:2479)
[   70.042144][ T2706]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   70.042146][ T2706]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[   70.042150][ T2706]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[   70.042152][ T2706]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[   70.042154][ T2706]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   70.042156][ T2706]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   70.042160][ T2706]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.042161][ T2706]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   70.042164][ T2706]  _printk (kernel/printk/printk.c:2504)
[   70.042168][ T2706]  ? snapshot_read.cold (user.c:?)
[   70.042171][ T2706]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   70.042175][ T2706]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   70.042178][ T2706]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   70.042180][ T2706]  ? netdev_notice (net/core/dev.c:13194)
[   70.042183][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042185][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042188][ T2706]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   70.042191][ T2706]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   70.042193][ T2706]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   70.042195][ T2706]  ? 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)
[   70.042199][ T2706]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   70.042203][ T2706]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[   70.042207][ T2706]  dev_uc_del (net/core/dev_addr_lists.c:845)
[   70.042209][ T2706]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[   70.042212][ T2706]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.042214][ T2706]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[   70.042216][ T2706]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[   70.042218][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042220][ T2706]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   70.042224][ T2706]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   70.042228][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042230][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042232][ T2706]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   70.042236][ T2706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.042239][ T2706]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   70.042242][ T2706]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.042244][ T2706]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   70.042247][ T2706]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   70.042253][ T2706]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   70.042255][ T2706]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.042257][ T2706]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.042259][ T2706]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.042261][ T2706]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   70.042265][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042268][ T2706]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.042271][ T2706]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.042274][ T2706]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.042276][ T2706]  ? next_uptodate_folio (mm/filemap.c:3747)
[   70.042279][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042282][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042284][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042287][ T2706]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   70.042290][ T2706]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   70.042292][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042298][ T2706]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.042300][ T2706]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   70.042304][ T2706]  ? copy_msghdr_from_user (net/socket.c:2650)
[   70.042307][ T2706]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   70.042309][ T2706]  ? move_addr_to_kernel (net/socket.c:258)
[   70.042312][ T2706]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   70.042315][ T2706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.042318][ T2706]  ___sys_sendmsg (net/socket.c:2767)
[   70.042320][ T2706]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   70.042323][ T2706]  ? copy_msghdr_from_user (net/socket.c:2619)
[   70.042326][ T2706]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   70.042333][ T2706]  __sys_sendmsg (net/socket.c:2799)
[   70.042335][ T2706]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   70.042339][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042342][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.042344][ T2706]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   70.042348][ T2706]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   70.042350][ T2706]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.042352][ T2706] RIP: 0033:0x7fdcc660854e
[   70.042355][ T2706] 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
[   70.042357][ T2706] RSP: 002b:00007ffc95895920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.042361][ T2706] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdcc660854e
[   70.042363][ T2706] RDX: 0000000000000000 RSI: 00007ffc958959d0 RDI: 0000000000000005
[   70.042364][ T2706] RBP: 00007ffc95895930 R08: 0000000000000000 R09: 0000000000000000
[   70.042366][ T2706] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d3f1
[   70.042367][ T2706] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [   85.670284][ T3639] softirqs last disabled at (0): 0x0
| [   85.670286][ T3639] Preemption disabled at:
| [   85.670288][ T3639] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [   85.670305][ T3639] Tainted: [W]=WARN
[   85.670306][ T3639] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   85.670308][ T3639] Call Trace:
[   85.670310][ T3639]  <TASK>
[   85.670311][ T3639]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   85.670318][ T3639]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[   85.670320][ T3639]  __might_resched.cold (kernel/sched/core.c:9234)
[   85.670325][ T3639]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   85.670329][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670334][ T3639]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   85.670338][ T3639]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   85.670342][ T3639]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   85.670347][ T3639]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   85.670349][ T3639]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   85.670352][ T3639]  put_chars (drivers/char/virtio_console.c:1176)
[   85.670355][ T3639]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   85.670357][ T3639]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   85.670361][ T3639]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   85.670366][ T3639]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   85.670368][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670370][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670372][ T3639]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.670376][ T3639]  console_emit_next_record (kernel/printk/printk.c:3183)
[   85.670379][ T3639]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   85.670382][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670384][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670386][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670388][ T3639]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.670391][ T3639]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   85.670393][ T3639]  console_flush_one_record (kernel/printk/printk.c:3268)
[   85.670396][ T3639]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   85.670400][ T3639]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   85.670403][ T3639]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.670405][ T3639]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   85.670407][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670409][ T3639]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   85.670411][ T3639]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   85.670413][ T3639]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   85.670416][ T3639]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   85.670419][ T3639]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   85.670422][ T3639]  vprintk_emit (kernel/printk/printk.c:2479)
[   85.670425][ T3639]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   85.670427][ T3639]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[   85.670431][ T3639]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[   85.670432][ T3639]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[   85.670435][ T3639]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   85.670437][ T3639]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   85.670440][ T3639]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   85.670442][ T3639]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   85.670445][ T3639]  _printk (kernel/printk/printk.c:2504)
[   85.670448][ T3639]  ? snapshot_read.cold (user.c:?)
[   85.670452][ T3639]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   85.670455][ T3639]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   85.670457][ T3639]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   85.670460][ T3639]  ? netdev_notice (net/core/dev.c:13194)
[   85.670463][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670465][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670467][ T3639]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   85.670470][ T3639]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   85.670473][ T3639]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   85.670475][ T3639]  ? 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)
[   85.670479][ T3639]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   85.670483][ T3639]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[   85.670486][ T3639]  dev_uc_del (net/core/dev_addr_lists.c:845)
[   85.670489][ T3639]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[   85.670491][ T3639]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   85.670494][ T3639]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[   85.670496][ T3639]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[   85.670498][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670500][ T3639]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   85.670504][ T3639]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   85.670508][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670510][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670512][ T3639]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   85.670517][ T3639]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.670520][ T3639]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   85.670523][ T3639]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   85.670525][ T3639]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   85.670528][ T3639]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   85.670533][ T3639]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   85.670535][ T3639]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   85.670538][ T3639]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   85.670540][ T3639]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   85.670542][ T3639]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   85.670546][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670548][ T3639]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   85.670557][ T3639]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   85.670560][ T3639]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   85.670562][ T3639]  ? next_uptodate_folio (mm/filemap.c:3747)
[   85.670566][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670569][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670571][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670574][ T3639]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   85.670577][ T3639]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   85.670580][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670582][ T3639]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   85.670585][ T3639]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   85.670589][ T3639]  ? copy_msghdr_from_user (net/socket.c:2650)
[   85.670591][ T3639]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   85.670593][ T3639]  ? move_addr_to_kernel (net/socket.c:258)
[   85.670597][ T3639]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   85.670600][ T3639]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.670603][ T3639]  ___sys_sendmsg (net/socket.c:2767)
[   85.670605][ T3639]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   85.670609][ T3639]  ? copy_msghdr_from_user (net/socket.c:2619)
[   85.670611][ T3639]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   85.670619][ T3639]  __sys_sendmsg (net/socket.c:2799)
[   85.670622][ T3639]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   85.670626][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670628][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.670631][ T3639]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   85.670635][ T3639]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   85.670638][ T3639]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   85.670640][ T3639] RIP: 0033:0x7fb4ea62154e
[   85.670643][ T3639] 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
[   85.670645][ T3639] RSP: 002b:00007ffdc1590370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   85.670649][ T3639] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb4ea62154e
[   85.670651][ T3639] RDX: 0000000000000000 RSI: 00007ffdc1590420 RDI: 0000000000000005
[   85.670653][ T3639] RBP: 00007ffdc1590380 R08: 0000000000000000 R09: 0000000000000000
[   85.670654][ T3639] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d401
[   85.670655][ T3639] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [   91.030425][ T3663] softirqs last disabled at (0): 0x0
| [   91.030427][ T3663] Preemption disabled at:
| [   91.030428][ T3663] vprintk_emit (kernel/printk/printk.c:2471)
| [   91.030439][ T3663] Tainted: [W]=WARN
[   91.030440][ T3663] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.030442][ T3663] Call Trace:
[   91.030443][ T3663]  <TASK>
[   91.030445][ T3663]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   91.030450][ T3663]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   91.030452][ T3663]  __might_resched.cold (kernel/sched/core.c:9234)
[   91.030456][ T3663]  ? __module_address (kernel/module/main.c:3915)
[   91.030459][ T3663]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   91.030463][ T3663]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   91.030464][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030468][ T3663]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   91.030471][ T3663]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   91.030474][ T3663]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   91.030478][ T3663]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   91.030479][ T3663]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   91.030481][ T3663]  put_chars (drivers/char/virtio_console.c:1176)
[   91.030483][ T3663]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   91.030485][ T3663]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   91.030486][ T3663]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   91.030489][ T3663]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   91.030492][ T3663]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   91.030494][ T3663]  ? 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)
[   91.030495][ T3663]  ? vsnprintf (lib/vsprintf.c:2900)
[   91.030499][ T3663]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   91.030500][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030502][ T3663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.030504][ T3663]  console_emit_next_record (kernel/printk/printk.c:3183)
[   91.030507][ T3663]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   91.030509][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030510][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030513][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030515][ T3663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.030518][ T3663]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   91.030520][ T3663]  console_flush_one_record (kernel/printk/printk.c:3268)
[   91.030524][ T3663]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   91.030527][ T3663]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   91.030529][ T3663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.030530][ T3663]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   91.030532][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030533][ T3663]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   91.030535][ T3663]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   91.030536][ T3663]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   91.030539][ T3663]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   91.030541][ T3663]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   91.030543][ T3663]  vprintk_emit (kernel/printk/printk.c:2479)
[   91.030546][ T3663]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   91.030548][ T3663]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   91.030549][ T3663]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   91.030551][ T3663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.030552][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030555][ T3663]  _printk (kernel/printk/printk.c:2504)
[   91.030558][ T3663]  ? snapshot_read.cold (user.c:?)
[   91.030560][ T3663]  ? br_multicast_flood (??:?) bridge
[   91.030572][ T3663]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   91.030575][ T3663]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   91.030576][ T3663]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   91.030578][ T3663] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   91.030587][ T3663] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   91.030594][ T3663] new_nbp (net/bridge/br_if.c:449) bridge
[   91.030608][ T3663] br_add_if (net/bridge/br_if.c:592) bridge
[   91.030615][ T3663]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[   91.030618][ T3663]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   91.030620][ T3663]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   91.030622][ T3663]  ? __kernel_text_address (kernel/extable.c:79)
[   91.030624][ T3663]  do_set_master (net/core/rtnetlink.c:3071)
[   91.030628][ T3663]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   91.030629][ T3663]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   91.030631][ T3663]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   91.030632][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030634][ T3663]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   91.030638][ T3663]  ? kasan_save_stack (mm/kasan/common.c:58)
[   91.030641][ T3663]  ? kasan_save_stack (mm/kasan/common.c:57)
[   91.030642][ T3663]  ? kasan_save_track (mm/kasan/common.c:78)
[   91.030643][ T3663]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   91.030645][ T3663]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   91.030646][ T3663]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   91.030647][ T3663]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   91.030648][ T3663]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   91.030651][ T3663]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.030653][ T3663]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   91.030654][ T3663]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   91.030656][ T3663]  ? ___sys_sendmsg (net/socket.c:2767)
[   91.030658][ T3663]  ? __sys_sendmsg (net/socket.c:2799)
[   91.030660][ T3663]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   91.030661][ T3663]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.030664][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030666][ T3663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.030667][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030669][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030670][ T3663]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   91.030673][ T3663]  ? __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)
[   91.030676][ T3663]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   91.030677][ T3663]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   91.030679][ T3663]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   91.030680][ T3663]  ? nla_get_range_signed (lib/nlattr.c:270)
[   91.030682][ T3663]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   91.030684][ T3663]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   91.030686][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030688][ T3663]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   91.030689][ T3663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.030691][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030693][ T3663]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   91.030694][ T3663]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   91.030696][ T3663]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   91.030698][ T3663]  ? __kernel_text_address (kernel/extable.c:79)
[   91.030699][ T3663]  ? write_profile (profile.c:?)
[   91.030700][ T3663]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   91.030703][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030704][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030706][ T3663]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   91.030709][ T3663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.030711][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030713][ T3663]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   91.030714][ T3663]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   91.030716][ T3663]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.030717][ T3663]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   91.030718][ T3663]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   91.030721][ T3663]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   91.030722][ T3663]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.030724][ T3663]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   91.030725][ T3663]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   91.030726][ T3663]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   91.030729][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030731][ T3663]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   91.030732][ T3663]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.030734][ T3663]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   91.030736][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030738][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030739][ T3663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.030741][ T3663]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   91.030743][ T3663]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   91.030745][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030747][ T3663]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   91.030748][ T3663]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   91.030750][ T3663]  ? copy_msghdr_from_user (net/socket.c:2650)
[   91.030752][ T3663]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   91.030753][ T3663]  ? move_addr_to_kernel (net/socket.c:258)
[   91.030755][ T3663]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   91.030757][ T3663]  ___sys_sendmsg (net/socket.c:2767)
[   91.030759][ T3663]  ? copy_msghdr_from_user (net/socket.c:2619)
[   91.030764][ T3663]  __sys_sendmsg (net/socket.c:2799)
[   91.030766][ T3663]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   91.030768][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.030770][ T3663]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   91.030772][ T3663]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   91.030774][ T3663]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.030776][ T3663] RIP: 0033:0x7f22ce2a054e
[   91.030777][ T3663] 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
[   91.030779][ T3663] RSP: 002b:00007ffe69662310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   91.030783][ T3663] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f22ce2a054e
[   91.030784][ T3663] RDX: 0000000000000000 RSI: 00007ffe696623c0 RDI: 0000000000000005
[   91.030785][ T3663] RBP: 00007ffe69662320 R08: 0000000000000000 R09: 0000000000000000
[   91.030786][ T3663] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d405
[   91.030787][ T3663] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe69662a80
| [  123.399226][ T4961] softirqs last disabled at (0): 0x0
| [  123.399228][ T4961] Preemption disabled at:
| [  123.399229][ T4961] dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
| [  123.399240][ T4961] Tainted: [W]=WARN
[  123.399241][ T4961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.399242][ T4961] Call Trace:
[  123.399244][ T4961]  <TASK>
[  123.399245][ T4961]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  123.399251][ T4961]  ? dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
[  123.399253][ T4961]  __might_resched.cold (kernel/sched/core.c:9234)
[  123.399256][ T4961]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  123.399260][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399264][ T4961]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  123.399267][ T4961]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  123.399270][ T4961]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  123.399274][ T4961]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  123.399275][ T4961]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  123.399277][ T4961]  put_chars (drivers/char/virtio_console.c:1176)
[  123.399279][ T4961]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  123.399281][ T4961]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  123.399284][ T4961]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  123.399286][ T4961]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  123.399289][ T4961]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  123.399291][ T4961]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  123.399292][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399296][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399298][ T4961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.399300][ T4961]  console_emit_next_record (kernel/printk/printk.c:3183)
[  123.399303][ T4961]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  123.399304][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399306][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399308][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399309][ T4961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.399311][ T4961]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  123.399313][ T4961]  console_flush_one_record (kernel/printk/printk.c:3268)
[  123.399316][ T4961]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  123.399318][ T4961]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  123.399320][ T4961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.399322][ T4961]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  123.399323][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399325][ T4961]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  123.399326][ T4961]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  123.399328][ T4961]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  123.399330][ T4961]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  123.399332][ T4961]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  123.399334][ T4961]  vprintk_emit (kernel/printk/printk.c:2479)
[  123.399336][ T4961]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  123.399339][ T4961]  _printk (kernel/printk/printk.c:2504)
[  123.399342][ T4961]  ? snapshot_read.cold (user.c:?)
[  123.399344][ T4961]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  123.399347][ T4961]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  123.399349][ T4961]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  123.399350][ T4961]  ? netdev_notice (net/core/dev.c:13194)
[  123.399352][ T4961]  ? kasan_save_track (mm/kasan/common.c:78)
[  123.399355][ T4961]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  123.399357][ T4961]  ? __hw_addr_add_ex (./include/linux/slab.h:991 (discriminator 1) net/core/dev_addr_lists.c:62 (discriminator 1) net/core/dev_addr_lists.c:120 (discriminator 1))
[  123.399358][ T4961]  ? 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)
[  123.399361][ T4961]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  123.399364][ T4961]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  123.399367][ T4961]  dev_uc_add_excl (net/core/dev_addr_lists.c:801)
[  123.399368][ T4961]  ndo_dflt_fdb_add (net/core/rtnetlink.c:4740)
[  123.399371][ T4961]  ? __nla_parse (lib/nlattr.c:732)
[  123.399374][ T4961]  rtnl_fdb_add (net/core/rtnetlink.c:4845)
[  123.399375][ T4961]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.399377][ T4961]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  123.399379][ T4961]  ? rtnl_fdb_del (net/core/rtnetlink.c:4918 (discriminator 2))
[  123.399380][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399381][ T4961]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  123.399384][ T4961]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  123.399387][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399388][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399390][ T4961]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  123.399393][ T4961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.399395][ T4961]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  123.399397][ T4961]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.399398][ T4961]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  123.399401][ T4961]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  123.399404][ T4961]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  123.399407][ T4961]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.399408][ T4961]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  123.399410][ T4961]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.399411][ T4961]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  123.399413][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399415][ T4961]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  123.399417][ T4961]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.399419][ T4961]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.399420][ T4961]  ? next_uptodate_folio (mm/filemap.c:3747)
[  123.399424][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399426][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399427][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399429][ T4961]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  123.399431][ T4961]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  123.399433][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399435][ T4961]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  123.399437][ T4961]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  123.399440][ T4961]  ? copy_msghdr_from_user (net/socket.c:2650)
[  123.399441][ T4961]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  123.399443][ T4961]  ? move_addr_to_kernel (net/socket.c:258)
[  123.399445][ T4961]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  123.399448][ T4961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.399450][ T4961]  ___sys_sendmsg (net/socket.c:2767)
[  123.399452][ T4961]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  123.399454][ T4961]  ? copy_msghdr_from_user (net/socket.c:2619)
[  123.399456][ T4961]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  123.399460][ T4961]  __sys_sendmsg (net/socket.c:2799)
[  123.399463][ T4961]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  123.399465][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399467][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.399469][ T4961]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  123.399472][ T4961]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  123.399474][ T4961]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.399476][ T4961] RIP: 0033:0x7f687a37d54e
[  123.399478][ T4961] 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
[  123.399480][ T4961] RSP: 002b:00007fffd7fdaa30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.399484][ T4961] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f687a37d54e
[  123.399485][ T4961] RDX: 0000000000000000 RSI: 00007fffd7fdaae0 RDI: 0000000000000005
[  123.399486][ T4961] RBP: 00007fffd7fdaa40 R08: 0000000000000000 R09: 0000000000000000
[  123.399487][ T4961] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d426
[  123.399487][ T4961] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  139.061996][ T5888] softirqs last disabled at (0): 0x0
| [  139.061998][ T5888] Preemption disabled at:
| [  139.061999][ T5888] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [  139.062011][ T5888] Tainted: [W]=WARN
[  139.062012][ T5888] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.062014][ T5888] Call Trace:
[  139.062015][ T5888]  <TASK>
[  139.062016][ T5888]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  139.062029][ T5888]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[  139.062031][ T5888]  __might_resched.cold (kernel/sched/core.c:9234)
[  139.062035][ T5888]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  139.062038][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062042][ T5888]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  139.062046][ T5888]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  139.062048][ T5888]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  139.062052][ T5888]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  139.062054][ T5888]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  139.062055][ T5888]  put_chars (drivers/char/virtio_console.c:1176)
[  139.062057][ T5888]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  139.062059][ T5888]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  139.062062][ T5888]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  139.062065][ T5888]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  139.062067][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062069][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062070][ T5888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  139.062072][ T5888]  console_emit_next_record (kernel/printk/printk.c:3183)
[  139.062075][ T5888]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  139.062077][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062079][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062080][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062082][ T5888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  139.062084][ T5888]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  139.062085][ T5888]  console_flush_one_record (kernel/printk/printk.c:3268)
[  139.062088][ T5888]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  139.062090][ T5888]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  139.062092][ T5888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  139.062093][ T5888]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  139.062095][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062097][ T5888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  139.062098][ T5888]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  139.062100][ T5888]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  139.062102][ T5888]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  139.062104][ T5888]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  139.062106][ T5888]  vprintk_emit (kernel/printk/printk.c:2479)
[  139.062108][ T5888]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  139.062110][ T5888]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  139.062113][ T5888]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  139.062114][ T5888]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  139.062116][ T5888]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  139.062117][ T5888]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  139.062120][ T5888]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  139.062121][ T5888]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  139.062123][ T5888]  _printk (kernel/printk/printk.c:2504)
[  139.062126][ T5888]  ? snapshot_read.cold (user.c:?)
[  139.062128][ T5888]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  139.062131][ T5888]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  139.062133][ T5888]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  139.062134][ T5888]  ? netdev_notice (net/core/dev.c:13194)
[  139.062136][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062138][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062140][ T5888]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  139.062142][ T5888]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  139.062144][ T5888]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  139.062145][ T5888]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  139.062148][ T5888]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  139.062151][ T5888]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  139.062153][ T5888]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  139.062155][ T5888]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  139.062156][ T5888]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  139.062158][ T5888]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  139.062159][ T5888]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  139.062161][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062162][ T5888]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  139.062165][ T5888]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  139.062168][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062170][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062171][ T5888]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  139.062175][ T5888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  139.062177][ T5888]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  139.062178][ T5888]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  139.062180][ T5888]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  139.062182][ T5888]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  139.062186][ T5888]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  139.062188][ T5888]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  139.062189][ T5888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  139.062190][ T5888]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  139.062192][ T5888]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  139.062194][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062196][ T5888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  139.062198][ T5888]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  139.062200][ T5888]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  139.062201][ T5888]  ? next_uptodate_folio (mm/filemap.c:3747)
[  139.062204][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062206][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062208][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062210][ T5888]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  139.062212][ T5888]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  139.062214][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062215][ T5888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  139.062217][ T5888]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  139.062220][ T5888]  ? copy_msghdr_from_user (net/socket.c:2650)
[  139.062222][ T5888]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  139.062223][ T5888]  ? move_addr_to_kernel (net/socket.c:258)
[  139.062225][ T5888]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  139.062228][ T5888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  139.062230][ T5888]  ___sys_sendmsg (net/socket.c:2767)
[  139.062231][ T5888]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  139.062234][ T5888]  ? copy_msghdr_from_user (net/socket.c:2619)
[  139.062235][ T5888]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  139.062240][ T5888]  __sys_sendmsg (net/socket.c:2799)
[  139.062242][ T5888]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  139.062245][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062246][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  139.062248][ T5888]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  139.062251][ T5888]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  139.062253][ T5888]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  139.062255][ T5888] RIP: 0033:0x7fe0e11de54e
[  139.062257][ T5888] 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
[  139.062259][ T5888] RSP: 002b:00007fff0445dca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  139.062262][ T5888] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe0e11de54e
[  139.062264][ T5888] RDX: 0000000000000000 RSI: 00007fff0445dd50 RDI: 0000000000000005
[  139.062265][ T5888] RBP: 00007fff0445dcb0 R08: 0000000000000000 R09: 0000000000000000
[  139.062266][ T5888] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d436
[  139.062266][ T5888] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  154.815347][ T6821] softirqs last disabled at (0): 0x0
| [  154.815349][ T6821] Preemption disabled at:
| [  154.815350][ T6821] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [  154.815361][ T6821] Tainted: [W]=WARN
[  154.815362][ T6821] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  154.815364][ T6821] Call Trace:
[  154.815365][ T6821]  <TASK>
[  154.815367][ T6821]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  154.815373][ T6821]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[  154.815374][ T6821]  __might_resched.cold (kernel/sched/core.c:9234)
[  154.815378][ T6821]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  154.815381][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815386][ T6821]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  154.815389][ T6821]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  154.815392][ T6821]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  154.815395][ T6821]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  154.815397][ T6821]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  154.815399][ T6821]  put_chars (drivers/char/virtio_console.c:1176)
[  154.815401][ T6821]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  154.815403][ T6821]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  154.815406][ T6821]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  154.815409][ T6821]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  154.815411][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815412][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815414][ T6821]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.815416][ T6821]  console_emit_next_record (kernel/printk/printk.c:3183)
[  154.815419][ T6821]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  154.815421][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815422][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815424][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815426][ T6821]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.815427][ T6821]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  154.815429][ T6821]  console_flush_one_record (kernel/printk/printk.c:3268)
[  154.815432][ T6821]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  154.815434][ T6821]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  154.815436][ T6821]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.815437][ T6821]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  154.815439][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815441][ T6821]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  154.815442][ T6821]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  154.815444][ T6821]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  154.815446][ T6821]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  154.815448][ T6821]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  154.815450][ T6821]  vprintk_emit (kernel/printk/printk.c:2479)
[  154.815452][ T6821]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  154.815454][ T6821]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  154.815457][ T6821]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  154.815458][ T6821]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  154.815460][ T6821]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  154.815461][ T6821]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  154.815464][ T6821]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  154.815465][ T6821]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  154.815467][ T6821]  _printk (kernel/printk/printk.c:2504)
[  154.815470][ T6821]  ? snapshot_read.cold (user.c:?)
[  154.815473][ T6821]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  154.815475][ T6821]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  154.815477][ T6821]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  154.815479][ T6821]  ? netdev_notice (net/core/dev.c:13194)
[  154.815481][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815483][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815484][ T6821]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  154.815487][ T6821]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  154.815488][ T6821]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  154.815490][ T6821]  ? 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)
[  154.815493][ T6821]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  154.815496][ T6821]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  154.815499][ T6821]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  154.815500][ T6821]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  154.815502][ T6821]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  154.815503][ T6821]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  154.815505][ T6821]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  154.815506][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815507][ T6821]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  154.815510][ T6821]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  154.815514][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815516][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815518][ T6821]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  154.815523][ T6821]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.815526][ T6821]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  154.815528][ T6821]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  154.815529][ T6821]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  154.815532][ T6821]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  154.815536][ T6821]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  154.815538][ T6821]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  154.815539][ T6821]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  154.815540][ T6821]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  154.815542][ T6821]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  154.815544][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815546][ T6821]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  154.815548][ T6821]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  154.815550][ T6821]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  154.815551][ T6821]  ? next_uptodate_folio (mm/filemap.c:3747)
[  154.815554][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815556][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815557][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815559][ T6821]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  154.815561][ T6821]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  154.815563][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815565][ T6821]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  154.815567][ T6821]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  154.815570][ T6821]  ? copy_msghdr_from_user (net/socket.c:2650)
[  154.815571][ T6821]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  154.815573][ T6821]  ? move_addr_to_kernel (net/socket.c:258)
[  154.815575][ T6821]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  154.815578][ T6821]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.815580][ T6821]  ___sys_sendmsg (net/socket.c:2767)
[  154.815581][ T6821]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  154.815584][ T6821]  ? copy_msghdr_from_user (net/socket.c:2619)
[  154.815585][ T6821]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  154.815590][ T6821]  __sys_sendmsg (net/socket.c:2799)
[  154.815592][ T6821]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  154.815595][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815597][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.815599][ T6821]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  154.815602][ T6821]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  154.815604][ T6821]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  154.815605][ T6821] RIP: 0033:0x7fa4ff6e954e
[  154.815607][ T6821] 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
[  154.815609][ T6821] RSP: 002b:00007ffc28c37fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  154.815612][ T6821] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa4ff6e954e
[  154.815614][ T6821] RDX: 0000000000000000 RSI: 00007ffc28c38080 RDI: 0000000000000005
[  154.815615][ T6821] RBP: 00007ffc28c37fe0 R08: 0000000000000000 R09: 0000000000000000
[  154.815616][ T6821] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d446
[  154.815616][ T6821] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  160.334582][ T6850] softirqs last disabled at (0): 0x0
| [  160.334584][ T6850] Preemption disabled at:
| [  160.334585][ T6850] vprintk_emit (kernel/printk/printk.c:2471)
| [  160.334596][ T6850] Tainted: [W]=WARN
[  160.334597][ T6850] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  160.334598][ T6850] Call Trace:
[  160.334600][ T6850]  <TASK>
[  160.334601][ T6850]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  160.334606][ T6850]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  160.334608][ T6850]  __might_resched.cold (kernel/sched/core.c:9234)
[  160.334612][ T6850]  ? __module_address (kernel/module/main.c:3915)
[  160.334616][ T6850]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  160.334619][ T6850]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  160.334620][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334624][ T6850]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  160.334628][ T6850]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  160.334630][ T6850]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  160.334634][ T6850]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  160.334635][ T6850]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  160.334637][ T6850]  put_chars (drivers/char/virtio_console.c:1176)
[  160.334639][ T6850]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  160.334640][ T6850]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  160.334642][ T6850]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  160.334645][ T6850]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  160.334648][ T6850]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  160.334649][ T6850]  ? 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)
[  160.334651][ T6850]  ? vsnprintf (lib/vsprintf.c:2900)
[  160.334654][ T6850]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  160.334656][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334657][ T6850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.334659][ T6850]  console_emit_next_record (kernel/printk/printk.c:3183)
[  160.334662][ T6850]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  160.334664][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334666][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334667][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334669][ T6850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.334671][ T6850]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  160.334672][ T6850]  console_flush_one_record (kernel/printk/printk.c:3268)
[  160.334675][ T6850]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  160.334678][ T6850]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  160.334679][ T6850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.334681][ T6850]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  160.334683][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334684][ T6850]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  160.334686][ T6850]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  160.334687][ T6850]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  160.334689][ T6850]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  160.334691][ T6850]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  160.334693][ T6850]  vprintk_emit (kernel/printk/printk.c:2479)
[  160.334696][ T6850]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  160.334698][ T6850]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  160.334699][ T6850]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  160.334701][ T6850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.334703][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334705][ T6850]  _printk (kernel/printk/printk.c:2504)
[  160.334708][ T6850]  ? snapshot_read.cold (user.c:?)
[  160.334710][ T6850]  ? br_multicast_flood (??:?) bridge
[  160.334722][ T6850]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  160.334725][ T6850]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  160.334726][ T6850]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  160.334728][ T6850] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  160.334737][ T6850] br_init_port (net/bridge/br_stp_if.c:39) bridge
[  160.334745][ T6850] new_nbp (net/bridge/br_if.c:449) bridge
[  160.334752][ T6850] br_add_if (net/bridge/br_if.c:592) bridge
[  160.334759][ T6850]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[  160.334762][ T6850]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  160.334764][ T6850]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  160.334766][ T6850]  ? __kernel_text_address (kernel/extable.c:79)
[  160.334768][ T6850]  do_set_master (net/core/rtnetlink.c:3071)
[  160.334771][ T6850]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  160.334773][ T6850]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  160.334775][ T6850]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  160.334776][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334777][ T6850]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  160.334781][ T6850]  ? kasan_save_stack (mm/kasan/common.c:58)
[  160.334784][ T6850]  ? kasan_save_stack (mm/kasan/common.c:57)
[  160.334785][ T6850]  ? kasan_save_track (mm/kasan/common.c:78)
[  160.334787][ T6850]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  160.334788][ T6850]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  160.334790][ T6850]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  160.334791][ T6850]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  160.334792][ T6850]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  160.334794][ T6850]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  160.334796][ T6850]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  160.334797][ T6850]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  160.334800][ T6850]  ? ___sys_sendmsg (net/socket.c:2767)
[  160.334801][ T6850]  ? __sys_sendmsg (net/socket.c:2799)
[  160.334803][ T6850]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  160.334805][ T6850]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  160.334807][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334809][ T6850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.334810][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334812][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334813][ T6850]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  160.334816][ T6850]  ? __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)
[  160.334819][ T6850]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  160.334820][ T6850]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  160.334822][ T6850]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  160.334823][ T6850]  ? nla_get_range_signed (lib/nlattr.c:270)
[  160.334825][ T6850]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  160.334827][ T6850]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  160.334829][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334831][ T6850]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  160.334832][ T6850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.334833][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334835][ T6850]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  160.334837][ T6850]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  160.334839][ T6850]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  160.334840][ T6850]  ? __kernel_text_address (kernel/extable.c:79)
[  160.334841][ T6850]  ? write_profile (profile.c:?)
[  160.334843][ T6850]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  160.334845][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334847][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334849][ T6850]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  160.334852][ T6850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.334853][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334855][ T6850]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  160.334857][ T6850]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  160.334858][ T6850]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  160.334860][ T6850]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  160.334861][ T6850]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  160.334863][ T6850]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  160.334865][ T6850]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  160.334866][ T6850]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  160.334867][ T6850]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  160.334869][ T6850]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  160.334871][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334873][ T6850]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  160.334875][ T6850]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  160.334877][ T6850]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  160.334878][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334880][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334882][ T6850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.334884][ T6850]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  160.334886][ T6850]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  160.334887][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334889][ T6850]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  160.334891][ T6850]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  160.334893][ T6850]  ? copy_msghdr_from_user (net/socket.c:2650)
[  160.334894][ T6850]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  160.334896][ T6850]  ? move_addr_to_kernel (net/socket.c:258)
[  160.334897][ T6850]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  160.334900][ T6850]  ___sys_sendmsg (net/socket.c:2767)
[  160.334901][ T6850]  ? copy_msghdr_from_user (net/socket.c:2619)
[  160.334906][ T6850]  __sys_sendmsg (net/socket.c:2799)
[  160.334908][ T6850]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  160.334911][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.334913][ T6850]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  160.334914][ T6850]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  160.334917][ T6850]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  160.334918][ T6850] RIP: 0033:0x7f1a20bea54e
[  160.334920][ T6850] 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
[  160.334922][ T6850] RSP: 002b:00007ffcf5e5a250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  160.334925][ T6850] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1a20bea54e
[  160.334927][ T6850] RDX: 0000000000000000 RSI: 00007ffcf5e5a300 RDI: 0000000000000005
[  160.334928][ T6850] RBP: 00007ffcf5e5a260 R08: 0000000000000000 R09: 0000000000000000
[  160.334928][ T6850] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d44a
[  160.334929][ T6850] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf5e5a9c0
| [  350.580373][T10127] softirqs last disabled at (0): 0x0
| [  350.580376][T10127] Preemption disabled at:
| [  350.580376][T10127] vprintk_emit (kernel/printk/printk.c:2471)
| [  350.580390][T10127] Tainted: [W]=WARN
[  350.580392][T10127] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  350.580394][T10127] Call Trace:
[  350.580396][T10127]  <TASK>
[  350.580398][T10127]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  350.580404][T10127]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  350.580407][T10127]  __might_resched.cold (kernel/sched/core.c:9234)
[  350.580412][T10127]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  350.580416][T10127]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[  350.580420][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580425][T10127]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  350.580429][T10127]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  350.580432][T10127]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  350.580437][T10127]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  350.580440][T10127]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  350.580442][T10127]  put_chars (drivers/char/virtio_console.c:1176)
[  350.580445][T10127]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  350.580448][T10127]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  350.580451][T10127]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  350.580455][T10127]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  350.580458][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580460][T10127]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  350.580464][T10127]  console_emit_next_record (kernel/printk/printk.c:3183)
[  350.580467][T10127]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  350.580470][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580473][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580475][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580477][T10127]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  350.580480][T10127]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  350.580483][T10127]  console_flush_one_record (kernel/printk/printk.c:3268)
[  350.580486][T10127]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  350.580490][T10127]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  350.580492][T10127]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  350.580494][T10127]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  350.580496][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580498][T10127]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  350.580500][T10127]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  350.580503][T10127]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  350.580506][T10127]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  350.580508][T10127]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  350.580512][T10127]  vprintk_emit (kernel/printk/printk.c:2479)
[  350.580515][T10127]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  350.580518][T10127]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  350.580522][T10127]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  350.580526][T10127]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  350.580528][T10127]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  350.580531][T10127]  ? ___sys_sendmsg (net/socket.c:2767)
[  350.580533][T10127]  ? __sys_sendmsg (net/socket.c:2799)
[  350.580536][T10127]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  350.580540][T10127]  _printk (kernel/printk/printk.c:2504)
[  350.580545][T10127]  ? snapshot_read.cold (user.c:?)
[  350.580549][T10127]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  350.580553][T10127]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  350.580555][T10127]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  350.580558][T10127]  ? netdev_notice (net/core/dev.c:13194)
[  350.580561][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580564][T10127]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  350.580566][T10127]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  350.580569][T10127]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  350.580572][T10127]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  350.580575][T10127]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  350.580580][T10127]  dev_set_allmulti (net/core/dev_api.c:315)
[  350.580583][T10127] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  350.580601][T10127]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  350.580605][T10127]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  350.580609][T10127] br_del_if (net/bridge/br_if.c:732) bridge
[  350.580622][T10127]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  350.580626][T10127]  do_set_master (net/core/rtnetlink.c:3055)
[  350.580629][T10127]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  350.580633][T10127]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  350.580636][T10127]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  350.580639][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580641][T10127]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  350.580646][T10127]  ? kasan_save_stack (mm/kasan/common.c:58)
[  350.580649][T10127]  ? kasan_save_stack (mm/kasan/common.c:57)
[  350.580652][T10127]  ? kasan_save_track (mm/kasan/common.c:78)
[  350.580654][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580657][T10127]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  350.580659][T10127]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  350.580661][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580664][T10127]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  350.580666][T10127]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  350.580669][T10127]  ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1))
[  350.580673][T10127]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[  350.580676][T10127]  ? clockevents_program_event (kernel/time/clockevents.c:372)
[  350.580680][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580683][T10127]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  350.580685][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580687][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580690][T10127]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  350.580693][T10127]  ? __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)
[  350.580696][T10127]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  350.580698][T10127]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  350.580700][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580703][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580705][T10127]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  350.580707][T10127]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[  350.580710][T10127]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  350.580712][T10127]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:167)
[  350.580716][T10127]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  350.580719][T10127]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  350.580723][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580726][T10127]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  350.580728][T10127]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  350.580730][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580733][T10127]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  350.580736][T10127]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  350.580738][T10127]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  350.580740][T10127]  ? __kernel_text_address (kernel/extable.c:79)
[  350.580743][T10127]  ? write_profile (profile.c:?)
[  350.580745][T10127]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  350.580747][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580750][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580752][T10127]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  350.580756][T10127]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  350.580759][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580761][T10127]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  350.580764][T10127]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  350.580766][T10127]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  350.580769][T10127]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  350.580771][T10127]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  350.580775][T10127]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  350.580778][T10127]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  350.580780][T10127]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  350.580783][T10127]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  350.580785][T10127]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  350.580789][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580792][T10127]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  350.580795][T10127]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  350.580798][T10127]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  350.580801][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580803][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580806][T10127]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  350.580809][T10127]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  350.580812][T10127]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  350.580815][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580817][T10127]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  350.580820][T10127]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  350.580823][T10127]  ? copy_msghdr_from_user (net/socket.c:2650)
[  350.580826][T10127]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  350.580828][T10127]  ? move_addr_to_kernel (net/socket.c:258)
[  350.580830][T10127]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  350.580835][T10127]  ___sys_sendmsg (net/socket.c:2767)
[  350.580838][T10127]  ? copy_msghdr_from_user (net/socket.c:2619)
[  350.580846][T10127]  __sys_sendmsg (net/socket.c:2799)
[  350.580848][T10127]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  350.580852][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  350.580855][T10127]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  350.580857][T10127]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  350.580860][T10127]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  350.580862][T10127] RIP: 0033:0x7fe20952454e
[  350.580865][T10127] 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
[  350.580867][T10127] RSP: 002b:00007ffc44bee340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  350.580872][T10127] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe20952454e
[  350.580873][T10127] RDX: 0000000000000000 RSI: 00007ffc44bee3f0 RDI: 0000000000000005
[  350.580875][T10127] RBP: 00007ffc44bee350 R08: 0000000000000000 R09: 0000000000000000
[  350.580876][T10127] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d508
[  350.580877][T10127] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc44beeab0
| [  355.752927][T10133] softirqs last disabled at (0): 0x0
| [  355.752929][T10133] Preemption disabled at:
| [  355.752936][T10133] vprintk_emit (kernel/printk/printk.c:2471)
| [  355.752948][T10133] Tainted: [W]=WARN
[  355.752949][T10133] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  355.752950][T10133] Call Trace:
[  355.752952][T10133]  <TASK>
[  355.752953][T10133]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  355.752959][T10133]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  355.752961][T10133]  __might_resched.cold (kernel/sched/core.c:9234)
[  355.752965][T10133]  ? __module_address (kernel/module/main.c:3915)
[  355.752968][T10133]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  355.752971][T10133]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  355.752973][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.752977][T10133]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  355.752980][T10133]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  355.752983][T10133]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  355.752987][T10133]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  355.752989][T10133]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  355.752991][T10133]  put_chars (drivers/char/virtio_console.c:1176)
[  355.752992][T10133]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  355.752994][T10133]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  355.752995][T10133]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  355.752998][T10133]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  355.753001][T10133]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  355.753003][T10133]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[  355.753004][T10133]  ? vsnprintf (lib/vsprintf.c:2900)
[  355.753008][T10133]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  355.753009][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753011][T10133]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  355.753013][T10133]  console_emit_next_record (kernel/printk/printk.c:3183)
[  355.753016][T10133]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  355.753018][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753020][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753021][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753023][T10133]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  355.753025][T10133]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  355.753027][T10133]  console_flush_one_record (kernel/printk/printk.c:3268)
[  355.753029][T10133]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  355.753032][T10133]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  355.753033][T10133]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  355.753035][T10133]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  355.753037][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753038][T10133]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  355.753040][T10133]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  355.753041][T10133]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  355.753043][T10133]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  355.753046][T10133]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  355.753048][T10133]  vprintk_emit (kernel/printk/printk.c:2479)
[  355.753051][T10133]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  355.753052][T10133]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  355.753054][T10133]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  355.753056][T10133]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  355.753057][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753060][T10133]  _printk (kernel/printk/printk.c:2504)
[  355.753063][T10133]  ? snapshot_read.cold (user.c:?)
[  355.753065][T10133]  ? br_multicast_flood (??:?) bridge
[  355.753077][T10133]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  355.753080][T10133]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  355.753081][T10133]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  355.753084][T10133] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  355.753093][T10133] br_init_port (net/bridge/br_stp_if.c:39) bridge
[  355.753101][T10133] new_nbp (net/bridge/br_if.c:449) bridge
[  355.753109][T10133] br_add_if (net/bridge/br_if.c:592) bridge
[  355.753115][T10133]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[  355.753119][T10133]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  355.753121][T10133]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  355.753123][T10133]  ? __kernel_text_address (kernel/extable.c:79)
[  355.753125][T10133]  do_set_master (net/core/rtnetlink.c:3071)
[  355.753128][T10133]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  355.753130][T10133]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  355.753131][T10133]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  355.753133][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753134][T10133]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  355.753138][T10133]  ? kasan_save_stack (mm/kasan/common.c:58)
[  355.753141][T10133]  ? kasan_save_stack (mm/kasan/common.c:57)
[  355.753142][T10133]  ? kasan_save_track (mm/kasan/common.c:78)
[  355.753144][T10133]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  355.753145][T10133]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  355.753147][T10133]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  355.753148][T10133]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  355.753149][T10133]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  355.753152][T10133]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  355.753153][T10133]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  355.753154][T10133]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  355.753157][T10133]  ? ___sys_sendmsg (net/socket.c:2767)
[  355.753159][T10133]  ? __sys_sendmsg (net/socket.c:2799)
[  355.753160][T10133]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  355.753162][T10133]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  355.753165][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753167][T10133]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  355.753168][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753170][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753172][T10133]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  355.753175][T10133]  ? __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)
[  355.753177][T10133]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  355.753179][T10133]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  355.753180][T10133]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  355.753181][T10133]  ? nla_get_range_signed (lib/nlattr.c:270)
[  355.753184][T10133]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  355.753186][T10133]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  355.753188][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753190][T10133]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  355.753191][T10133]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  355.753193][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753195][T10133]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  355.753196][T10133]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  355.753198][T10133]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  355.753199][T10133]  ? __kernel_text_address (kernel/extable.c:79)
[  355.753201][T10133]  ? write_profile (profile.c:?)
[  355.753202][T10133]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  355.753204][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753206][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753208][T10133]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  355.753211][T10133]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  355.753213][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753215][T10133]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  355.753216][T10133]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  355.753218][T10133]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  355.753219][T10133]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  355.753221][T10133]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  355.753223][T10133]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  355.753225][T10133]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  355.753226][T10133]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  355.753228][T10133]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  355.753229][T10133]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  355.753231][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753233][T10133]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  355.753235][T10133]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  355.753237][T10133]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  355.753239][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753241][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753242][T10133]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  355.753244][T10133]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  355.753246][T10133]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  355.753248][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753250][T10133]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  355.753252][T10133]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  355.753254][T10133]  ? copy_msghdr_from_user (net/socket.c:2650)
[  355.753255][T10133]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  355.753257][T10133]  ? move_addr_to_kernel (net/socket.c:258)
[  355.753258][T10133]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  355.753261][T10133]  ___sys_sendmsg (net/socket.c:2767)
[  355.753263][T10133]  ? copy_msghdr_from_user (net/socket.c:2619)
[  355.753268][T10133]  __sys_sendmsg (net/socket.c:2799)
[  355.753270][T10133]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  355.753273][T10133]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  355.753275][T10133]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  355.753276][T10133]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  355.753278][T10133]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  355.753280][T10133] RIP: 0033:0x7fccf9e1d54e
[  355.753282][T10133] 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
[  355.753284][T10133] RSP: 002b:00007fff9fb43f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  355.753287][T10133] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fccf9e1d54e
[  355.753289][T10133] RDX: 0000000000000000 RSI: 00007fff9fb43ff0 RDI: 0000000000000005
[  355.753290][T10133] RBP: 00007fff9fb43f50 R08: 0000000000000000 R09: 0000000000000000
[  355.753290][T10133] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d50e
[  355.753291][T10133] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff9fb446b0
| [  393.621544][   T12] softirqs last disabled at (34880): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  393.621546][   T12] Preemption disabled at:
| [  393.621547][   T12] vprintk_emit (kernel/printk/printk.c:2471)
| [  393.621559][   T12] Tainted: [W]=WARN
[  393.621560][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  393.621562][   T12] Workqueue: netns cleanup_net
[  393.621568][   T12] Call Trace:
[  393.621569][   T12]  <TASK>
[  393.621571][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  393.621576][   T12]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  393.621578][   T12]  __might_resched.cold (kernel/sched/core.c:9234)
[  393.621582][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  393.621585][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  393.621589][   T12]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  393.621593][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  393.621596][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  393.621599][   T12]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  393.621601][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  393.621603][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[  393.621605][   T12]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[  393.621607][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  393.621609][   T12]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  393.621611][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  393.621615][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  393.621616][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[  393.621618][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  393.621619][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  393.621621][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  393.621623][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  393.621625][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[  393.621628][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  393.621630][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  393.621632][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  393.621633][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  393.621635][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  393.621637][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  393.621639][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[  393.621641][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  393.621644][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  393.621646][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  393.621647][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  393.621649][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  393.621651][   T12]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  393.621652][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  393.621654][   T12]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  393.621656][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  393.621658][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  393.621660][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[  393.621663][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  393.621665][   T12]  ? process_one_work (kernel/workqueue.c:3387)
[  393.621668][   T12]  ? kthread (kernel/kthread.c:436)
[  393.621670][   T12]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  393.621672][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  393.621675][   T12]  _printk (kernel/printk/printk.c:2504)
[  393.621678][   T12]  ? snapshot_read.cold (user.c:?)
[  393.621680][   T12]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  393.621683][   T12]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  393.621685][   T12]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  393.621687][   T12]  ? netdev_notice (net/core/dev.c:13194)
[  393.621689][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  393.621691][   T12]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  393.621692][   T12]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  393.621695][   T12]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  393.621696][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  393.621699][   T12]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  393.621702][   T12]  dev_set_allmulti (net/core/dev_api.c:315)
[  393.621705][   T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  393.621719][   T12] br_dev_delete (net/bridge/br_if.c:387) bridge
[  393.621727][   T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[  393.621734][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  393.621737][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[  393.621739][   T12]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  393.621742][   T12]  cleanup_net (net/core/net_namespace.c:706)
[  393.621744][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  393.621747][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  393.621748][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  393.621751][   T12]  process_one_work (kernel/workqueue.c:3387)
[  393.621754][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  393.621756][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  393.621759][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  393.621762][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  393.621764][   T12]  kthread (kernel/kthread.c:436)
[  393.621765][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  393.621767][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  393.621769][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  393.621770][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  393.621772][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  393.621775][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
dev_uc_del:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
dev_uc_add_excl:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__fib6_clean_all:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars