======================================
| [   11.854518][  T224] softirqs last disabled at (28067): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.854522][  T224] Preemption disabled at:
| [   11.854523][  T224] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.854535][  T224] Tainted: [W]=WARN
[   11.854536][  T224] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.854538][  T224] Call Trace:
[   11.854541][  T224]  <TASK>
[   11.854543][  T224]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.854550][  T224]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.854553][  T224]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.854560][  T224]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.854565][  T224]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.854573][  T224]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.854576][  T224]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.854585][  T224]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.854588][  T224]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.854594][  T224]  put_chars (drivers/char/virtio_console.c:1176)
[   11.854598][  T224]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.854600][  T224]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.854607][  T224]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.854611][  T224]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.854619][  T224]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.854622][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.854634][  T224]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.854638][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.854647][  T224]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.854653][  T224]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.854656][  T224]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.854661][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.854665][  T224]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.854672][  T224]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.854679][  T224]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.854682][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.854691][  T224]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.854696][  T224]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.854698][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.854702][  T224]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.854708][  T224]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.854710][  T224]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.854716][  T224]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.854722][  T224]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.854731][  T224]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   11.854736][  T224]  _printk (kernel/printk/printk.c:2504)
[   11.854742][  T224]  ? snapshot_read.cold (user.c:?)
[   11.854752][  T224]  ? 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)
[   11.854756][  T224] 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
[   11.854761][  T224]  do_one_initcall (init/main.c:1357)
[   11.854765][  T224]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.854773][  T224]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.854777][  T224]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.854784][  T224]  do_init_module (kernel/module/main.c:3117)
[   11.854790][  T224]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.854796][  T224]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.854801][  T224]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.854808][  T224]  load_module (kernel/module/main.c:3593)
[   11.854820][  T224]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.854826][  T224]  ? __ia32_sys_fsconfig (??:?)
[   11.854829][  T224]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   11.854835][  T224]  ? backing_file_read_iter (fs/backing-file.c:211)
[   11.854839][  T224]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.854846][  T224]  init_module_from_file (kernel/module/main.c:3790)
[   11.854850][  T224]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.854864][  T224]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.854870][  T224]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.854875][  T224]  idempotent_init_module (kernel/module/main.c:3802)
[   11.854880][  T224]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.854891][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.854894][  T224]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.854903][  T224]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.854906][  T224]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.854912][  T224]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.854914][  T224]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.854919][  T224]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.854923][  T224] RIP: 0033:0x7f3f10ccf37d
[   11.854927][  T224] 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
[   11.854931][  T224] RSP: 002b:00007ffcbb1cbb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.854935][  T224] RAX: ffffffffffffffda RBX: 00005619e0402810 RCX: 00007f3f10ccf37d
[   11.854937][  T224] RDX: 0000000000000000 RSI: 00005619a48e1ffd RDI: 0000000000000000
[   11.854939][  T224] RBP: 00007ffcbb1cbc00 R08: 0000000000000000 R09: 0000000000000000
[   11.854940][  T224] R10: 0000000000000000 R11: 0000000000000246 R12: 00005619a48e1ffd
[   11.854942][  T224] R13: 00005619e0402960 R14: 0000000000040000 R15: 0000000000000000
| [   13.246160][  T261] softirqs last disabled at (14489): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.246162][  T261] Preemption disabled at:
| [   13.246163][  T261] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.246172][  T261] Tainted: [W]=WARN
[   13.246173][  T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.246175][  T261] Call Trace:
[   13.246177][  T261]  <TASK>
[   13.246179][  T261]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.246184][  T261]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.246187][  T261]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.246191][  T261]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.246195][  T261]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.246200][  T261]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.246203][  T261]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.246208][  T261]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.246211][  T261]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.246214][  T261]  put_chars (drivers/char/virtio_console.c:1176)
[   13.246217][  T261]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.246221][  T261]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   13.246224][  T261]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.246227][  T261]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.246229][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.246231][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.246235][  T261]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.246237][  T261]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.246240][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.246244][  T261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.246248][  T261]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.246251][  T261]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.246253][  T261]  ? 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))
[   13.246256][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.246258][  T261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.246262][  T261]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.246266][  T261]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.246268][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.246273][  T261]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.246275][  T261]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.246277][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.246279][  T261]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.246283][  T261]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.246285][  T261]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.246288][  T261]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.246292][  T261]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.246294][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.246295][  T261]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   13.246300][  T261]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.246304][  T261]  _printk (kernel/printk/printk.c:2504)
[   13.246308][  T261]  ? snapshot_read.cold (user.c:?)
[   13.246312][  T261]  ? br_multicast_flood (??:?) bridge
[   13.246325][  T261]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.246326][  T261]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.246327][  T261]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.246339][  T261] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.246349][  T261] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.246357][  T261] new_nbp (net/bridge/br_if.c:449) bridge
[   13.246366][  T261] br_add_if (net/bridge/br_if.c:592) bridge
[   13.246373][  T261]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.246377][  T261]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.246380][  T261]  ? __kernel_text_address (kernel/extable.c:79)
[   13.246383][  T261]  do_set_master (net/core/rtnetlink.c:3071)
[   13.246388][  T261]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.246391][  T261]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.246394][  T261]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.246395][  T261]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.246398][  T261]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.246402][  T261]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.246404][  T261]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.246406][  T261]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.246409][  T261]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.246412][  T261]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.246413][  T261]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.246416][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.246418][  T261]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   13.246421][  T261]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.246426][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.246428][  T261]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.246430][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.246432][  T261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.246434][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.246436][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.246438][  T261]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.246442][  T261]  ? __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)
[   13.246444][  T261]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.246446][  T261]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.246449][  T261]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.246451][  T261]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.246455][  T261]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.246460][  T261]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.246465][  T261]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.246467][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.246472][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.246473][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.246476][  T261]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.246477][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.246481][  T261]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.246483][  T261]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.246486][  T261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.246487][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.246491][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.246493][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.246497][  T261]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.246498][  T261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.246501][  T261]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.246507][  T261]  ? 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))
[   13.246509][  T261]  ? 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))
[   13.246513][  T261]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.246516][  T261]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.246519][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.246523][  T261]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.246527][  T261]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.246530][  T261]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.246536][  T261]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.246538][  T261]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.246540][  T261]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.246542][  T261]  ? move_addr_to_kernel (net/socket.c:258)
[   13.246549][  T261]  ___sys_sendmsg (net/socket.c:2767)
[   13.246552][  T261]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.246567][  T261]  __sys_sendmsg (net/socket.c:2799)
[   13.246570][  T261]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.246576][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.246579][  T261]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.246581][  T261]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.246585][  T261]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.246587][  T261] RIP: 0033:0x7f03494ff54e
[   13.246590][  T261] 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
[   13.246592][  T261] RSP: 002b:00007fff6ca5c710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.246595][  T261] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f03494ff54e
[   13.246596][  T261] RDX: 0000000000000000 RSI: 00007fff6ca5c7c0 RDI: 0000000000000005
[   13.246597][  T261] RBP: 00007fff6ca5c720 R08: 0000000000000000 R09: 0000000000000000
[   13.246598][  T261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ab53
[   13.246599][  T261] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff6ca5ce80
| [   28.525735][    C0] softirqs last disabled at (722351): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   28.525737][    C0] Preemption disabled at:
| [   28.525738][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   28.525748][    C0] Tainted: [W]=WARN
[   28.525749][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.525751][    C0] Call Trace:
[   28.525752][    C0]  <IRQ>
[   28.525754][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.525759][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   28.525761][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.525764][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.525768][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   28.525771][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.525774][    C0]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   28.525778][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.525781][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.525784][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.525786][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.525788][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   28.525790][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.525792][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   28.525795][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.525799][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.525800][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.525802][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.525804][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.525806][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.525808][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.525810][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.525811][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.525813][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   28.525815][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.525817][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.525820][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.525821][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.525823][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.525824][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.525826][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.525827][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.525829][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.525831][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.525833][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.525835][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.525837][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.525839][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.525840][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   28.525845][    C0]  _printk (kernel/printk/printk.c:2504)
[   28.525848][    C0]  ? snapshot_read.cold (user.c:?)
[   28.525849][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   28.525853][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.525855][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   28.525857][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   28.525859][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.525862][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.525864][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.525866][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.525868][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.525870][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.525882][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.525884][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.525886][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.525892][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.525894][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.525900][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.525906][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.525912][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   28.525915][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.525917][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.525920][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.525922][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.525924][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.525926][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.525928][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.525934][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.525936][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.525939][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.525941][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.525943][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.525944][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.525947][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.525948][    C0]  handle_softirqs (kernel/softirq.c:645)
[   28.525950][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.525952][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.525954][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.525955][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   28.525956][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.525959][    C0]  </IRQ>
[   28.525960][    C0]  <TASK>
[   28.525960][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   28.525962][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.525965][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.525967][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 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 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  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 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  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
[   28.525969][    C0] RSP: 0018:ffffffffab207cf8 EFLAGS: 00000296
[   28.525972][    C0] RAX: 00000000000b05ad RBX: ffffffffab21c600 RCX: ffffffffa82f0307
[   28.525974][    C0] RDX: ffffffffab21c600 RSI: ffffffffab038af6 RDI: ffffffffaaa8d8e0
[   28.525974][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.525975][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5640fa2
[   28.525976][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   28.525978][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.525981][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.525982][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.525984][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   28.525985][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.525987][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   28.525989][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.525991][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.525992][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.525994][    C0]  do_idle (kernel/sched/idle.c:355)
[   28.525995][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.525997][    C0]  rest_init (init/main.c:727)
[   28.525999][    C0]  ? __cpuidle_text_end (??:?)
[   28.526001][    C0]  ? rest_init (init/main.c:727)
[   28.526003][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   28.526007][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   28.526009][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   28.526012][    C0]  start_kernel (init/main.c:1185)
[   28.526014][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   28.526016][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   28.526017][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   28.594040][    C0]
| [   28.594115][    C0]
| [   28.594115][    C0] stack backtrace:
| [   28.594358][    C0] Tainted: [W]=WARN
[   28.594359][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.594360][    C0] Call Trace:
[   28.594362][    C0]  <IRQ>
[   28.594363][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.594367][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   28.594370][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.594373][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.594375][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.594377][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.594379][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.594380][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.594387][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.594391][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.594392][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.594398][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.594400][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.594406][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.594417][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.594423][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   28.594425][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.594427][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.594430][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.594432][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.594434][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.594436][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.594438][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.594444][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.594446][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.594449][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.594451][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.594453][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.594455][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.594457][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.594459][    C0]  handle_softirqs (kernel/softirq.c:645)
[   28.594460][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.594462][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.594464][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.594465][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   28.594467][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.594468][    C0]  </IRQ>
[   28.594469][    C0]  <TASK>
[   28.594469][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   28.594471][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.594473][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.594475][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 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 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  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 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  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
[   28.594476][    C0] RSP: 0018:ffffffffab207cf8 EFLAGS: 00000296
[   28.594479][    C0] RAX: 00000000000b05ad RBX: ffffffffab21c600 RCX: ffffffffa82f0307
[   28.594481][    C0] RDX: ffffffffab21c600 RSI: ffffffffab038af6 RDI: ffffffffaaa8d8e0
[   28.594482][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.594482][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5640fa2
[   28.594483][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   28.594485][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.594487][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.594488][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.594490][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   28.594492][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.594493][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   28.594495][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.594497][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.594498][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.594500][    C0]  do_idle (kernel/sched/idle.c:355)
[   28.594502][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.594503][    C0]  rest_init (init/main.c:727)
[   28.594505][    C0]  ? __cpuidle_text_end (??:?)
[   28.594507][    C0]  ? rest_init (init/main.c:727)
[   28.594509][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   28.594513][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   28.594516][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   28.594518][    C0]  start_kernel (init/main.c:1185)
[   28.594520][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   28.594522][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   28.594523][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   40.191535][  T445] softirqs last disabled at (0): 0x0
| [   40.191537][  T445] Preemption disabled at:
| [   40.191538][  T445] 0x0
| [   40.191549][  T445] Tainted: [W]=WARN
[   40.191550][  T445] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.191553][  T445] Call Trace:
[   40.191555][  T445]  <TASK>
[   40.191556][  T445]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   40.191563][  T445]  __might_resched.cold (kernel/sched/core.c:9234)
[   40.191568][  T445]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   40.191573][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191578][  T445]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   40.191582][  T445]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   40.191586][  T445]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.191591][  T445]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   40.191593][  T445]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.191596][  T445]  put_chars (drivers/char/virtio_console.c:1176)
[   40.191599][  T445]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   40.191601][  T445]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   40.191606][  T445]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   40.191611][  T445]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   40.191614][  T445]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   40.191616][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191619][  T445]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.191622][  T445]  console_emit_next_record (kernel/printk/printk.c:3183)
[   40.191626][  T445]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   40.191629][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191632][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191634][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191636][  T445]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.191639][  T445]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   40.191641][  T445]  console_flush_one_record (kernel/printk/printk.c:3268)
[   40.191645][  T445]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   40.191649][  T445]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   40.191651][  T445]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.191653][  T445]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   40.191656][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191658][  T445]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.191660][  T445]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   40.191663][  T445]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   40.191666][  T445]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   40.191668][  T445]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   40.191671][  T445]  vprintk_emit (kernel/printk/printk.c:2479)
[   40.191675][  T445]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   40.191677][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191680][  T445]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.191683][  T445]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   40.191686][  T445]  _printk (kernel/printk/printk.c:2504)
[   40.191690][  T445]  ? snapshot_read.cold (user.c:?)
[   40.191693][  T445]  ? ipv6_mc_down (net/ipv6/mcast.c:1157 net/ipv6/mcast.c:2820)
[   40.191699][  T445] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   40.191717][  T445] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   40.191730][  T445] br_device_event (net/bridge/br.c:111) bridge
[   40.191744][  T445]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   40.191748][  T445]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   40.191751][  T445]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   40.191756][  T445]  notifier_call_chain (kernel/notifier.c:85)
[   40.191760][  T445]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   40.191765][  T445]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.191768][  T445]  ? netif_change_name (net/core/dev.c:1517)
[   40.191771][  T445]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   40.191774][  T445]  ? __kernel_text_address (kernel/extable.c:79)
[   40.191776][  T445]  ? write_profile (profile.c:?)
[   40.191779][  T445]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   40.191783][  T445]  netif_change_flags (net/core/dev.c:9882)
[   40.191787][  T445]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   40.191791][  T445]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   40.191793][  T445]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   40.191795][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191797][  T445]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   40.191802][  T445]  ? kasan_save_stack (mm/kasan/common.c:58)
[   40.191805][  T445]  ? kasan_save_stack (mm/kasan/common.c:57)
[   40.191808][  T445]  ? kasan_save_track (mm/kasan/common.c:78)
[   40.191810][  T445]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   40.191812][  T445]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   40.191814][  T445]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   40.191816][  T445]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.191818][  T445]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   40.191821][  T445]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.191823][  T445]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.191825][  T445]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   40.191828][  T445]  ? ___sys_sendmsg (net/socket.c:2767)
[   40.191830][  T445]  ? __sys_sendmsg (net/socket.c:2799)
[   40.191833][  T445]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.191836][  T445]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.191840][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191842][  T445]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.191844][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191847][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191849][  T445]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   40.191853][  T445]  ? __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)
[   40.191856][  T445]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   40.191858][  T445]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   40.191860][  T445]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   40.191864][  T445]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   40.191867][  T445]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   40.191870][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191873][  T445]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.191875][  T445]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.191877][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191880][  T445]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   40.191884][  T445]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   40.191886][  T445]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   40.191888][  T445]  ? __kernel_text_address (kernel/extable.c:79)
[   40.191890][  T445]  ? write_profile (profile.c:?)
[   40.191892][  T445]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   40.191894][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191897][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191899][  T445]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   40.191903][  T445]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.191906][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191908][  T445]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.191910][  T445]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.191913][  T445]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.191915][  T445]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   40.191917][  T445]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   40.191921][  T445]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   40.191923][  T445]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.191926][  T445]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.191928][  T445]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.191930][  T445]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   40.191934][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191936][  T445]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.191939][  T445]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.191942][  T445]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.191945][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191947][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191950][  T445]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.191953][  T445]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.191956][  T445]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   40.191959][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191961][  T445]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.191964][  T445]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   40.191967][  T445]  ? copy_msghdr_from_user (net/socket.c:2650)
[   40.191969][  T445]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   40.191971][  T445]  ? move_addr_to_kernel (net/socket.c:258)
[   40.191973][  T445]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   40.191977][  T445]  ___sys_sendmsg (net/socket.c:2767)
[   40.191980][  T445]  ? copy_msghdr_from_user (net/socket.c:2619)
[   40.191989][  T445]  __sys_sendmsg (net/socket.c:2799)
[   40.191991][  T445]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   40.191995][  T445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.191999][  T445]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.192001][  T445]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   40.192004][  T445]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.192007][  T445] RIP: 0033:0x7fa51ae7854e
[   40.192009][  T445] 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
[   40.192012][  T445] RSP: 002b:00007ffd7a2bb220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.192016][  T445] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa51ae7854e
[   40.192018][  T445] RDX: 0000000000000000 RSI: 00007ffd7a2bb2d0 RDI: 0000000000000005
[   40.192020][  T445] RBP: 00007ffd7a2bb230 R08: 0000000000000000 R09: 0000000000000000
[   40.192021][  T445] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ab6e


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record