======================================
| [   12.406063][  T247] softirqs last disabled at (20539): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.406065][  T247] Preemption disabled at:
| [   12.406066][  T247] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.406075][  T247] Tainted: [W]=WARN
[   12.406076][  T247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.406078][  T247] Call Trace:
[   12.406080][  T247]  <TASK>
[   12.406081][  T247]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.406087][  T247]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.406089][  T247]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.406094][  T247]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.406098][  T247]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.406102][  T247]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   12.406105][  T247]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.406111][  T247]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.406113][  T247]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.406116][  T247]  put_chars (drivers/char/virtio_console.c:1176)
[   12.406119][  T247]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   12.406121][  T247]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.406124][  T247]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.406127][  T247]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.406131][  T247]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.406134][  T247]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.406136][  T247]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.406140][  T247]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.406141][  T247]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.406145][  T247]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.406148][  T247]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.406152][  T247]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.406155][  T247]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.406157][  T247]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   12.406161][  T247]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.406163][  T247]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.406167][  T247]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.406171][  T247]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.406173][  T247]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.406178][  T247]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.406181][  T247]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.406183][  T247]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.406185][  T247]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.406189][  T247]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.406191][  T247]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.406194][  T247]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.406198][  T247]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.406204][  T247]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[   12.406207][  T247]  _printk (kernel/printk/printk.c:2504)
[   12.406211][  T247]  ? snapshot_read.cold (user.c:?)
[   12.406217][  T247]  ? 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)
[   12.406220][  T247] gact_init_module (net/sched/act_gact.c:180) act_gact
[   12.406223][  T247]  do_one_initcall (init/main.c:1357)
[   12.406225][  T247]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.406230][  T247]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.406233][  T247]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.406245][  T247]  do_init_module (kernel/module/main.c:3117)
[   12.406249][  T247]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.406253][  T247]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.406257][  T247]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.406261][  T247]  load_module (kernel/module/main.c:3593)
[   12.406268][  T247]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.406272][  T247]  ? __ia32_sys_fsconfig (??:?)
[   12.406275][  T247]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   12.406278][  T247]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.406280][  T247]  ? backing_file_read_iter (fs/backing-file.c:211)
[   12.406283][  T247]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.406287][  T247]  init_module_from_file (kernel/module/main.c:3790)
[   12.406290][  T247]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.406298][  T247]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.406302][  T247]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.406305][  T247]  idempotent_init_module (kernel/module/main.c:3802)
[   12.406309][  T247]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.406319][  T247]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.406321][  T247]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.406327][  T247]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.406329][  T247]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.406333][  T247]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.406334][  T247]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.406337][  T247]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.406340][  T247] RIP: 0033:0x7f8e97e9b37d
[   12.406343][  T247] 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
[   12.406345][  T247] RSP: 002b:00007ffce9635338 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.406348][  T247] RAX: ffffffffffffffda RBX: 0000556c151b5810 RCX: 00007f8e97e9b37d
[   12.406349][  T247] RDX: 0000000000000000 RSI: 0000556bee1c8ffd RDI: 0000000000000000
[   12.406350][  T247] RBP: 00007ffce96353d0 R08: 0000000000000000 R09: 0000000000000000
[   12.406351][  T247] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556bee1c8ffd
[   12.406352][  T247] R13: 0000556c151b5960 R14: 0000000000040000 R15: 0000000000000000
| [   18.903654][  T351] softirqs last disabled at (33067): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   18.903656][  T351] Preemption disabled at:
| [   18.903657][  T351] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.903667][  T351] Tainted: [W]=WARN
[   18.903667][  T351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.903669][  T351] Call Trace:
[   18.903671][  T351]  <TASK>
[   18.903673][  T351]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.903679][  T351]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.903681][  T351]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.903686][  T351]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.903690][  T351]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.903695][  T351]  __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))
[   18.903697][  T351]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.903703][  T351]  ? 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)
[   18.903706][  T351]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.903709][  T351]  put_chars (drivers/char/virtio_console.c:1176)
[   18.903711][  T351]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   18.903713][  T351]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.903717][  T351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.903721][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.903724][  T351]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.903727][  T351]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.903730][  T351]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.903732][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.903734][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.903738][  T351]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.903740][  T351]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   18.903744][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.903746][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.903751][  T351]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.903754][  T351]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.903756][  T351]  ? 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))
[   18.903760][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.903762][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.903767][  T351]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.903771][  T351]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.903773][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.903779][  T351]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.903782][  T351]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.903784][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.903786][  T351]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.903790][  T351]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.903792][  T351]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.903795][  T351]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.903799][  T351]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.903802][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.903805][  T351]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   18.903809][  T351]  _printk (kernel/printk/printk.c:2504)
[   18.903812][  T351]  ? snapshot_read.cold (user.c:?)
[   18.903817][  T351]  ? br_multicast_flood (??:?) bridge
[   18.903830][  T351]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   18.903832][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.903833][  T351]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.903838][  T351] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   18.903848][  T351] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   18.903857][  T351] new_nbp (net/bridge/br_if.c:449) bridge
[   18.903867][  T351] br_add_if (net/bridge/br_if.c:592) bridge
[   18.903874][  T351]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   18.903878][  T351]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   18.903882][  T351]  ? __kernel_text_address (kernel/extable.c:79)
[   18.903886][  T351]  do_set_master (net/core/rtnetlink.c:3071)
[   18.903890][  T351]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   18.903894][  T351]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   18.903897][  T351]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.903898][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.903900][  T351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.903904][  T351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.903906][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.903908][  T351]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.903911][  T351]  ? kasan_save_stack (mm/kasan/common.c:58)
[   18.903914][  T351]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.903916][  T351]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.903919][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.903921][  T351]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   18.903924][  T351]  ? ___sys_sendmsg (net/socket.c:2757)
[   18.903928][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.903930][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.903933][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.903935][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.903937][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.903939][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.903941][  T351]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.903945][  T351]  ? __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)
[   18.903948][  T351]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.903951][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.903954][  T351]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.903956][  T351]  ? nla_get_range_signed (lib/nlattr.c:270)
[   18.903961][  T351]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   18.903967][  T351]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.903973][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.903975][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.903979][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.903981][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.903983][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.903985][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.903989][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.903991][  T351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.903995][  T351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.903996][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.904001][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.904003][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.904006][  T351]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.904008][  T351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.904011][  T351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.904018][  T351]  ? 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))
[   18.904020][  T351]  ? 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))
[   18.904024][  T351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.904028][  T351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.904031][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.904035][  T351]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.904039][  T351]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.904043][  T351]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.904049][  T351]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   18.904051][  T351]  ? copy_msghdr_from_user (net/socket.c:2650)
[   18.904054][  T351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   18.904055][  T351]  ? move_addr_to_kernel (net/socket.c:258)
[   18.904063][  T351]  ___sys_sendmsg (net/socket.c:2767)
[   18.904066][  T351]  ? copy_msghdr_from_user (net/socket.c:2619)
[   18.904083][  T351]  __sys_sendmsg (net/socket.c:2799)
[   18.904086][  T351]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   18.904093][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.904097][  T351]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.904099][  T351]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.904102][  T351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.904105][  T351] RIP: 0033:0x7f537905454e
[   18.904108][  T351] 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
[   18.904110][  T351] RSP: 002b:00007ffc96cb6f20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.904113][  T351] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f537905454e
[   18.904114][  T351] RDX: 0000000000000000 RSI: 00007ffc96cb6fd0 RDI: 0000000000000005
[   18.904115][  T351] RBP: 00007ffc96cb6f30 R08: 0000000000000000 R09: 0000000000000000
[   18.904116][  T351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129b6
[   18.904117][  T351] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc96cb7690
| [   28.599418][    C0] softirqs last disabled at (1644311): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   28.599421][    C0] Preemption disabled at:
| [   28.599422][    C0] handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1))
| [   28.599431][    C0] Tainted: [W]=WARN
[   28.599432][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.599434][    C0] Call Trace:
[   28.599436][    C0]  <IRQ>
[   28.599438][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.599443][    C0]  ? handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1))
[   28.599444][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.599448][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.599452][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.599455][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   28.599458][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.599460][    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))
[   28.599463][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.599466][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.599470][    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)
[   28.599471][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.599473][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   28.599475][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.599477][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   28.599480][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.599484][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.599485][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.599487][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.599489][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.599492][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.599494][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.599496][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.599498][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.599499][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   28.599501][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.599504][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.599506][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.599508][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.599510][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.599511][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.599513][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.599514][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.599516][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.599518][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.599520][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.599523][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.599525][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.599526][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.599529][    C0]  _printk (kernel/printk/printk.c:2504)
[   28.599532][    C0]  ? snapshot_read.cold (user.c:?)
[   28.599534][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   28.599536][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.599539][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   28.599540][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   28.599543][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.599546][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.599548][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.599550][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.599552][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.599554][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.599567][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.599569][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.599571][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.599577][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.599579][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.599585][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.599592][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.599598][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   28.599602][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.599604][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.599607][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.599610][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.599611][    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   28.599613][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.599615][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.599622][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.599624][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.599627][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.599629][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.599631][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.599633][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.599635][    C0]  handle_softirqs (kernel/softirq.c:645)
[   28.599637][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.599638][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.599641][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.599642][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   28.599644][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.599646][    C0]  </IRQ>
[   28.599647][    C0]  <TASK>
[   28.599648][    C0]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   28.599649][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.599651][    C0] RIP: 0010:kasan_check_range (mm/kasan/generic.c:100 mm/kasan/generic.c:115 mm/kasan/generic.c:140 mm/kasan/generic.c:172 mm/kasan/generic.c:191 mm/kasan/generic.c:200)
[   28.599655][    C0] Code: 4c 89 d1 4c 8b 7c 24 10 4c 89 c8 4c 29 c9 e9 1b ff ff ff 4d 8d 1c 0b 48 85 c9 75 17 e9 68 ff ff ff 0f 1f 44 00 00 48 83 c0 01 <4c> 39 d8 0f 84 56 ff ff ff 80 38 00 74 ee e9 47 ff ff ff b8 01 00
All code
========
   0:	4c 89 d1             	mov    %r10,%rcx
   3:	4c 8b 7c 24 10       	mov    0x10(%rsp),%r15
   8:	4c 89 c8             	mov    %r9,%rax
   b:	4c 29 c9             	sub    %r9,%rcx
   e:	e9 1b ff ff ff       	jmp    0xffffffffffffff2e
  13:	4d 8d 1c 0b          	lea    (%r11,%rcx,1),%r11
  17:	48 85 c9             	test   %rcx,%rcx
  1a:	75 17                	jne    0x33
  1c:	e9 68 ff ff ff       	jmp    0xffffffffffffff89
  21:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  26:	48 83 c0 01          	add    $0x1,%rax
  2a:*	4c 39 d8             	cmp    %r11,%rax		<-- trapping instruction
  2d:	0f 84 56 ff ff ff    	je     0xffffffffffffff89
  33:	80 38 00             	cmpb   $0x0,(%rax)
  36:	74 ee                	je     0x26
  38:	e9 47 ff ff ff       	jmp    0xffffffffffffff84
  3d:	b8                   	.byte 0xb8
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	4c 39 d8             	cmp    %r11,%rax
   3:	0f 84 56 ff ff ff    	je     0xffffffffffffff5f
   9:	80 38 00             	cmpb   $0x0,(%rax)
   c:	74 ee                	je     0xfffffffffffffffc
   e:	e9 47 ff ff ff       	jmp    0xffffffffffffff5a
  13:	b8                   	.byte 0xb8
  14:	01 00                	add    %eax,(%rax)
[   28.599657][    C0] RSP: 0018:ffa0000001867328 EFLAGS: 00000286
[   28.599660][    C0] RAX: fff3fc000030ce7e RBX: fff3fc000030ce84 RCX: 000000000000000e
[   28.599662][    C0] RDX: 0000000000000001 RSI: 0000000000000070 RDI: ffa00000018673b8
[   28.599663][    C0] RBP: ff1100000c5e8040 R08: ffffffff9cf583fe R09: 1ff400000030ce84
[   28.599664][    C0] R10: fff3fc000030ce85 R11: fff3fc000030ce85 R12: 0000000000000000
[   28.599664][    C0] R13: 0000000000000000 R14: ffa0000001867427 R15: ffa00000018673b8
[   28.599666][    C0]  ? __unwind_start (arch/x86/kernel/unwind_orc.c:715)
[   28.599669][    C0]  __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   28.599671][    C0]  __unwind_start (arch/x86/kernel/unwind_orc.c:715)
[   28.599672][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.599674][    C0]  ? write_profile (profile.c:?)
[   28.599676][    C0]  arch_stack_walk (./arch/x86/include/asm/unwind.h:64 arch/x86/kernel/stacktrace.c:24)
[   28.599679][    C0]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   28.599681][    C0]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   28.599682][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   28.599685][    C0]  kasan_save_stack (mm/kasan/common.c:57)
[   28.599691][    C0]  kasan_save_track (mm/kasan/common.c:78)
[   28.599693][    C0]  __kasan_slab_alloc (mm/kasan/common.c:340 mm/kasan/common.c:366)
[   28.599695][    C0]  kmem_cache_alloc_noprof (./include/linux/kasan.h:253 mm/slub.c:4683 mm/slub.c:4996 mm/slub.c:5010)
[   28.599697][    C0]  ? __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   28.599700][    C0]  __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   28.599701][    C0]  __create_object (mm/kmemleak.c:801)
[   28.599703][    C0]  ? kasan_save_track (mm/kasan/common.c:78)
[   28.599705][    C0]  kmem_cache_alloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5010)
[   28.599707][    C0]  ? anon_vma_fork (mm/rmap.c:142 (discriminator 7) mm/rmap.c:394 (discriminator 7))
[   28.599710][    C0]  anon_vma_fork (mm/rmap.c:142 (discriminator 7) mm/rmap.c:394 (discriminator 7))
[   28.599712][    C0]  dup_mmap (mm/mmap.c:1781)
[   28.599715][    C0]  ? mmap_read_lock_maybe_expand (./include/linux/rwsem.h:221 (discriminator 1))
[   28.599717][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.599719][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.599721][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.599723][    C0]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.599725][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.599727][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.599729][    C0]  ? copy_process (kernel/fork.c:1542 kernel/fork.c:1595 kernel/fork.c:2307)
[   28.599731][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.599734][    C0]  copy_process (kernel/fork.c:1543 kernel/fork.c:1595 kernel/fork.c:2307)
[   28.599737][    C0]  ? pidfd_prepare (./include/linux/list.h:1037 (discriminator 3) ./include/linux/pid.h:98 (discriminator 3) kernel/fork.c:1936 (discriminator 3))
[   28.599739][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.599741][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.599743][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.599744][    C0]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.599746][    C0]  kernel_clone (kernel/fork.c:2766)
[   28.599748][    C0]  ? create_io_thread (kernel/fork.c:2704)
[   28.599750][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.599752][    C0]  __do_sys_clone (kernel/fork.c:2908)
[   28.599754][    C0]  ? kernel_clone (./include/trace/events/sched.h:396 (discriminator 19))
[   28.599757][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.599759][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.599762][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.599763][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.599765][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.599767][    C0] RIP: 0033:0x7f126a679126
[   28.599769][    C0] Code: 7d e0 e8 7d af f5 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 5a 89 c3 85 c0 75 2f 64 48 8b 04 25 10 00 00
All code
========
   0:	7d e0                	jge    0xffffffffffffffe2
   2:	e8 7d af f5 ff       	call   0xfffffffffff5af84
   7:	45 31 c0             	xor    %r8d,%r8d
   a:	31 d2                	xor    %edx,%edx
   c:	31 f6                	xor    %esi,%esi
   e:	64 48 8b 04 25 10 00 	mov    %fs:0x10,%rax
  15:	00 00 
  17:	bf 11 00 20 01       	mov    $0x1200011,%edi
  1c:	4c 8d 90 d0 02 00 00 	lea    0x2d0(%rax),%r10
  23:	b8 38 00 00 00       	mov    $0x38,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 5a                	ja     0x8c
  32:	89 c3                	mov    %eax,%ebx
  34:	85 c0                	test   %eax,%eax
  36:	75 2f                	jne    0x67
  38:	64                   	fs
  39:	48                   	rex.W
  3a:	8b                   	.byte 0x8b
  3b:	04 25                	add    $0x25,%al
  3d:	10 00                	adc    %al,(%rax)
	...

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 5a                	ja     0x62
   8:	89 c3                	mov    %eax,%ebx
   a:	85 c0                	test   %eax,%eax
   c:	75 2f                	jne    0x3d
   e:	64                   	fs
   f:	48                   	rex.W
  10:	8b                   	.byte 0x8b
  11:	04 25                	add    $0x25,%al
  13:	10 00                	adc    %al,(%rax)
	...
[   28.599770][    C0] RSP: 002b:00007ffcd1f38390 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[   28.599772][    C0] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f126a679126
[   28.599773][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
[   28.599774][    C0] RBP: 00007ffcd1f383b0 R08: 0000000000000000 R09: 0000000000000200
[   28.599774][    C0] R10: 00007f126a5b7e50 R11: 0000000000000246 R12: 00007ffcd1f38b30
[   28.599775][    C0] R13: 00000000ffffffff R14: 000000000000000c R15: 0000000000000000
| [   28.686508][    C0]
| [   28.686656][    C0]
| [   28.686656][    C0] stack backtrace:
| [   28.686868][    C0] Tainted: [W]=WARN
[   28.686869][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.686870][    C0] Call Trace:
[   28.686871][    C0]  <IRQ>
[   28.686872][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.686877][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   28.686881][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.686884][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.686886][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.686888][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.686890][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.686892][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.686900][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.686904][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.686905][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.686912][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.686914][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.686920][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.686927][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.686933][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   28.686936][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.686938][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.686942][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.686944][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.686945][    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   28.686947][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.686949][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.686957][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.686958][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.686961][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.686964][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.686966][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.686968][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.686969][    C0]  handle_softirqs (kernel/softirq.c:645)
[   28.686972][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.686973][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.686975][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.686977][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   28.686978][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.686980][    C0]  </IRQ>
[   28.686981][    C0]  <TASK>
[   28.686981][    C0]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   28.686983][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.686984][    C0] RIP: 0010:kasan_check_range (mm/kasan/generic.c:100 mm/kasan/generic.c:115 mm/kasan/generic.c:140 mm/kasan/generic.c:172 mm/kasan/generic.c:191 mm/kasan/generic.c:200)
[   28.686987][    C0] Code: 4c 89 d1 4c 8b 7c 24 10 4c 89 c8 4c 29 c9 e9 1b ff ff ff 4d 8d 1c 0b 48 85 c9 75 17 e9 68 ff ff ff 0f 1f 44 00 00 48 83 c0 01 <4c> 39 d8 0f 84 56 ff ff ff 80 38 00 74 ee e9 47 ff ff ff b8 01 00
All code
========
   0:	4c 89 d1             	mov    %r10,%rcx
   3:	4c 8b 7c 24 10       	mov    0x10(%rsp),%r15
   8:	4c 89 c8             	mov    %r9,%rax
   b:	4c 29 c9             	sub    %r9,%rcx
   e:	e9 1b ff ff ff       	jmp    0xffffffffffffff2e
  13:	4d 8d 1c 0b          	lea    (%r11,%rcx,1),%r11
  17:	48 85 c9             	test   %rcx,%rcx
  1a:	75 17                	jne    0x33
  1c:	e9 68 ff ff ff       	jmp    0xffffffffffffff89
  21:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  26:	48 83 c0 01          	add    $0x1,%rax
  2a:*	4c 39 d8             	cmp    %r11,%rax		<-- trapping instruction
  2d:	0f 84 56 ff ff ff    	je     0xffffffffffffff89
  33:	80 38 00             	cmpb   $0x0,(%rax)
  36:	74 ee                	je     0x26
  38:	e9 47 ff ff ff       	jmp    0xffffffffffffff84
  3d:	b8                   	.byte 0xb8
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	4c 39 d8             	cmp    %r11,%rax
   3:	0f 84 56 ff ff ff    	je     0xffffffffffffff5f
   9:	80 38 00             	cmpb   $0x0,(%rax)
   c:	74 ee                	je     0xfffffffffffffffc
   e:	e9 47 ff ff ff       	jmp    0xffffffffffffff5a
  13:	b8                   	.byte 0xb8
  14:	01 00                	add    %eax,(%rax)
[   28.686989][    C0] RSP: 0018:ffa0000001867328 EFLAGS: 00000286
[   28.686992][    C0] RAX: fff3fc000030ce7e RBX: fff3fc000030ce84 RCX: 000000000000000e
[   28.686993][    C0] RDX: 0000000000000001 RSI: 0000000000000070 RDI: ffa00000018673b8
[   28.686994][    C0] RBP: ff1100000c5e8040 R08: ffffffff9cf583fe R09: 1ff400000030ce84
[   28.686995][    C0] R10: fff3fc000030ce85 R11: fff3fc000030ce85 R12: 0000000000000000
[   28.686996][    C0] R13: 0000000000000000 R14: ffa0000001867427 R15: ffa00000018673b8
[   28.686997][    C0]  ? __unwind_start (arch/x86/kernel/unwind_orc.c:715)
[   28.687000][    C0]  __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   28.687002][    C0]  __unwind_start (arch/x86/kernel/unwind_orc.c:715)
[   28.687003][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.687005][    C0]  ? write_profile (profile.c:?)
[   28.687006][    C0]  arch_stack_walk (./arch/x86/include/asm/unwind.h:64 arch/x86/kernel/stacktrace.c:24)
[   28.687010][    C0]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   28.687011][    C0]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   28.687013][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   28.687015][    C0]  kasan_save_stack (mm/kasan/common.c:57)
[   28.687021][    C0]  kasan_save_track (mm/kasan/common.c:78)
[   28.687023][    C0]  __kasan_slab_alloc (mm/kasan/common.c:340 mm/kasan/common.c:366)
[   28.687025][    C0]  kmem_cache_alloc_noprof (./include/linux/kasan.h:253 mm/slub.c:4683 mm/slub.c:4996 mm/slub.c:5010)
[   28.687027][    C0]  ? __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   28.687029][    C0]  __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   28.687031][    C0]  __create_object (mm/kmemleak.c:801)
[   28.687033][    C0]  ? kasan_save_track (mm/kasan/common.c:78)
[   28.687035][    C0]  kmem_cache_alloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5010)
[   28.687036][    C0]  ? anon_vma_fork (mm/rmap.c:142 (discriminator 7) mm/rmap.c:394 (discriminator 7))
[   28.687038][    C0]  anon_vma_fork (mm/rmap.c:142 (discriminator 7) mm/rmap.c:394 (discriminator 7))
[   28.687040][    C0]  dup_mmap (mm/mmap.c:1781)
[   28.687043][    C0]  ? mmap_read_lock_maybe_expand (./include/linux/rwsem.h:221 (discriminator 1))
[   28.687045][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.687047][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.687049][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.687051][    C0]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.687053][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.687055][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.687057][    C0]  ? copy_process (kernel/fork.c:1542 kernel/fork.c:1595 kernel/fork.c:2307)
[   28.687059][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.687061][    C0]  copy_process (kernel/fork.c:1543 kernel/fork.c:1595 kernel/fork.c:2307)
[   28.687064][    C0]  ? pidfd_prepare (./include/linux/list.h:1037 (discriminator 3) ./include/linux/pid.h:98 (discriminator 3) kernel/fork.c:1936 (discriminator 3))
[   28.687066][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.687068][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.687070][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.687072][    C0]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.687074][    C0]  kernel_clone (kernel/fork.c:2766)
[   28.687076][    C0]  ? create_io_thread (kernel/fork.c:2704)
[   28.687078][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.687080][    C0]  __do_sys_clone (kernel/fork.c:2908)
[   28.687081][    C0]  ? kernel_clone (./include/trace/events/sched.h:396 (discriminator 19))
[   28.687085][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.687086][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.687089][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.687090][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.687092][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.687094][    C0] RIP: 0033:0x7f126a679126
[   28.687096][    C0] Code: 7d e0 e8 7d af f5 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 5a 89 c3 85 c0 75 2f 64 48 8b 04 25 10 00 00
All code
========
   0:	7d e0                	jge    0xffffffffffffffe2
   2:	e8 7d af f5 ff       	call   0xfffffffffff5af84
   7:	45 31 c0             	xor    %r8d,%r8d
   a:	31 d2                	xor    %edx,%edx
   c:	31 f6                	xor    %esi,%esi
   e:	64 48 8b 04 25 10 00 	mov    %fs:0x10,%rax
  15:	00 00 
  17:	bf 11 00 20 01       	mov    $0x1200011,%edi
  1c:	4c 8d 90 d0 02 00 00 	lea    0x2d0(%rax),%r10
  23:	b8 38 00 00 00       	mov    $0x38,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 5a                	ja     0x8c
  32:	89 c3                	mov    %eax,%ebx
  34:	85 c0                	test   %eax,%eax
  36:	75 2f                	jne    0x67
  38:	64                   	fs
  39:	48                   	rex.W
  3a:	8b                   	.byte 0x8b
  3b:	04 25                	add    $0x25,%al
  3d:	10 00                	adc    %al,(%rax)
	...

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 5a                	ja     0x62
   8:	89 c3                	mov    %eax,%ebx
   a:	85 c0                	test   %eax,%eax
   c:	75 2f                	jne    0x3d
   e:	64                   	fs
   f:	48                   	rex.W
  10:	8b                   	.byte 0x8b
  11:	04 25                	add    $0x25,%al
  13:	10 00                	adc    %al,(%rax)
	...
[   28.687097][    C0] RSP: 002b:00007ffcd1f38390 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[   28.687099][    C0] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f126a679126
[   28.687100][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
[   28.687100][    C0] RBP: 00007ffcd1f383b0 R08: 0000000000000000 R09: 0000000000000200
[   28.687101][    C0] R10: 00007f126a5b7e50 R11: 0000000000000246 R12: 00007ffcd1f38b30
[   28.687102][    C0] R13: 00000000ffffffff R14: 000000000000000c R15: 0000000000000000
| [   36.129400][ T2389] softirqs last disabled at (0): 0x0
| [   36.129402][ T2389] Preemption disabled at:
| [   36.129403][ T2389] vprintk_emit (kernel/printk/printk.c:2471)
| [   36.129414][ T2389] Tainted: [W]=WARN
[   36.129415][ T2389] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.129416][ T2389] Call Trace:
[   36.129418][ T2389]  <TASK>
[   36.129419][ T2389]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   36.129425][ T2389]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   36.129427][ T2389]  __might_resched.cold (kernel/sched/core.c:9234)
[   36.129431][ T2389]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   36.129434][ T2389]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   36.129437][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129440][ T2389]  __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))
[   36.129443][ T2389]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   36.129446][ T2389]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.129449][ T2389]  ? 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)
[   36.129451][ T2389]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.129453][ T2389]  put_chars (drivers/char/virtio_console.c:1176)
[   36.129455][ T2389]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   36.129457][ T2389]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   36.129459][ T2389]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   36.129463][ T2389]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   36.129464][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129466][ T2389]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.129468][ T2389]  console_emit_next_record (kernel/printk/printk.c:3183)
[   36.129471][ T2389]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   36.129473][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129474][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129476][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129478][ T2389]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.129480][ T2389]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   36.129481][ T2389]  console_flush_one_record (kernel/printk/printk.c:3268)
[   36.129484][ T2389]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   36.129487][ T2389]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   36.129488][ T2389]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.129490][ T2389]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   36.129491][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129493][ T2389]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.129495][ T2389]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   36.129496][ T2389]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   36.129498][ T2389]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   36.129500][ T2389]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   36.129502][ T2389]  vprintk_emit (kernel/printk/printk.c:2479)
[   36.129504][ T2389]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   36.129506][ T2389]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.129509][ T2389]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.129512][ T2389]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.129513][ T2389]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.129516][ T2389]  ? ___sys_sendmsg (net/socket.c:2767)
[   36.129517][ T2389]  ? __sys_sendmsg (net/socket.c:2799)
[   36.129519][ T2389]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.129522][ T2389]  _printk (kernel/printk/printk.c:2504)
[   36.129525][ T2389]  ? snapshot_read.cold (user.c:?)
[   36.129527][ T2389]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   36.129530][ T2389]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   36.129532][ T2389]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   36.129534][ T2389]  ? netdev_notice (net/core/dev.c:13194)
[   36.129536][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129538][ T2389]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   36.129539][ T2389]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   36.129542][ T2389]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   36.129543][ T2389]  ? 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)
[   36.129546][ T2389]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   36.129548][ T2389]  dev_set_allmulti (net/core/dev_api.c:315)
[   36.129551][ T2389] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   36.129564][ T2389]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   36.129567][ T2389]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   36.129570][ T2389] br_del_if (net/bridge/br_if.c:732) bridge
[   36.129577][ T2389]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.129580][ T2389]  do_set_master (net/core/rtnetlink.c:3055)
[   36.129582][ T2389]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   36.129585][ T2389]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   36.129588][ T2389]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   36.129589][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129591][ T2389]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   36.129595][ T2389]  ? kasan_save_stack (mm/kasan/common.c:58)
[   36.129597][ T2389]  ? kasan_save_stack (mm/kasan/common.c:57)
[   36.129599][ T2389]  ? kasan_save_track (mm/kasan/common.c:78)
[   36.129600][ T2389]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   36.129602][ T2389]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   36.129604][ T2389]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   36.129605][ T2389]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.129606][ T2389]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.129607][ T2389]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.129609][ T2389]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.129610][ T2389]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.129611][ T2389]  ? ___sys_sendmsg (net/socket.c:2767)
[   36.129613][ T2389]  ? __sys_sendmsg (net/socket.c:2799)
[   36.129614][ T2389]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.129615][ T2389]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.129618][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129619][ T2389]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.129621][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129623][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129624][ T2389]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   36.129627][ T2389]  ? __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)
[   36.129629][ T2389]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   36.129630][ T2389]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.129632][ T2389]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   36.129633][ T2389]  ? nla_get_range_signed (lib/nlattr.c:270)
[   36.129635][ T2389]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   36.129637][ T2389]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   36.129639][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129641][ T2389]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.129642][ T2389]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.129644][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129646][ T2389]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   36.129648][ T2389]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   36.129650][ T2389]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   36.129651][ T2389]  ? __kernel_text_address (kernel/extable.c:79)
[   36.129652][ T2389]  ? write_profile (profile.c:?)
[   36.129653][ T2389]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   36.129656][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129658][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129659][ T2389]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   36.129663][ T2389]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.129664][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129666][ T2389]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.129668][ T2389]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.129669][ T2389]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.129671][ T2389]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   36.129672][ T2389]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   36.129675][ T2389]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.129676][ T2389]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.129677][ T2389]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.129679][ T2389]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.129680][ T2389]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   36.129683][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129685][ T2389]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.129687][ T2389]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.129688][ T2389]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.129690][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129692][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129693][ T2389]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.129695][ T2389]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.129697][ T2389]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   36.129699][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129701][ T2389]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.129703][ T2389]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.129704][ T2389]  ? copy_msghdr_from_user (net/socket.c:2650)
[   36.129706][ T2389]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   36.129708][ T2389]  ? move_addr_to_kernel (net/socket.c:258)
[   36.129709][ T2389]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   36.129712][ T2389]  ___sys_sendmsg (net/socket.c:2767)
[   36.129714][ T2389]  ? copy_msghdr_from_user (net/socket.c:2619)
[   36.129719][ T2389]  __sys_sendmsg (net/socket.c:2799)
[   36.129720][ T2389]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   36.129723][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.129725][ T2389]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.129727][ T2389]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   36.129729][ T2389]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.129730][ T2389] RIP: 0033:0x7f6e47b3654e
[   36.129732][ T2389] 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
[   36.129734][ T2389] RSP: 002b:00007ffc05c25260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.129738][ T2389] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6e47b3654e
[   36.129739][ T2389] RDX: 0000000000000000 RSI: 00007ffc05c25310 RDI: 0000000000000005
[   36.129740][ T2389] RBP: 00007ffc05c25270 R08: 0000000000000000 R09: 0000000000000000
[   36.129741][ T2389] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129c7
[   36.129742][ T2389] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc05c259d0
| [   50.253078][ T4445] softirqs last disabled at (0): 0x0
| [   50.253079][ T4445] Preemption disabled at:
| [   50.253080][ T4445] vprintk_emit (kernel/printk/printk.c:2471)
| [   50.253091][ T4445] Tainted: [W]=WARN
[   50.253092][ T4445] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.253094][ T4445] Call Trace:
[   50.253095][ T4445]  <TASK>
[   50.253097][ T4445]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   50.253103][ T4445]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   50.253105][ T4445]  __might_resched.cold (kernel/sched/core.c:9234)
[   50.253110][ T4445]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   50.253113][ T4445]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   50.253116][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253120][ T4445]  __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))
[   50.253122][ T4445]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   50.253125][ T4445]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.253128][ T4445]  ? 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)
[   50.253130][ T4445]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.253132][ T4445]  put_chars (drivers/char/virtio_console.c:1176)
[   50.253134][ T4445]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   50.253136][ T4445]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   50.253138][ T4445]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   50.253141][ T4445]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   50.253143][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253144][ T4445]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.253147][ T4445]  console_emit_next_record (kernel/printk/printk.c:3183)
[   50.253150][ T4445]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   50.253153][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253155][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253157][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253159][ T4445]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.253161][ T4445]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   50.253162][ T4445]  console_flush_one_record (kernel/printk/printk.c:3268)
[   50.253165][ T4445]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   50.253167][ T4445]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   50.253169][ T4445]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.253171][ T4445]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   50.253172][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253174][ T4445]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.253175][ T4445]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   50.253177][ T4445]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   50.253179][ T4445]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   50.253181][ T4445]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   50.253183][ T4445]  vprintk_emit (kernel/printk/printk.c:2479)
[   50.253185][ T4445]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   50.253187][ T4445]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.253190][ T4445]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.253193][ T4445]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.253195][ T4445]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.253199][ T4445]  ? ___sys_sendmsg (net/socket.c:2767)
[   50.253200][ T4445]  ? __sys_sendmsg (net/socket.c:2799)
[   50.253202][ T4445]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.253205][ T4445]  _printk (kernel/printk/printk.c:2504)
[   50.253208][ T4445]  ? snapshot_read.cold (user.c:?)
[   50.253211][ T4445]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   50.253213][ T4445]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   50.253215][ T4445]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   50.253217][ T4445]  ? netdev_notice (net/core/dev.c:13194)
[   50.253219][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253221][ T4445]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   50.253223][ T4445]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   50.253225][ T4445]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   50.253226][ T4445]  ? 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)
[   50.253229][ T4445]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   50.253232][ T4445]  dev_set_allmulti (net/core/dev_api.c:315)
[   50.253235][ T4445] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   50.253249][ T4445]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   50.253253][ T4445]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.253255][ T4445] br_del_if (net/bridge/br_if.c:732) bridge
[   50.253262][ T4445]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.253265][ T4445]  do_set_master (net/core/rtnetlink.c:3055)
[   50.253267][ T4445]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   50.253269][ T4445]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   50.253272][ T4445]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   50.253273][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253275][ T4445]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   50.253279][ T4445]  ? kasan_save_stack (mm/kasan/common.c:58)
[   50.253282][ T4445]  ? kasan_save_stack (mm/kasan/common.c:57)
[   50.253284][ T4445]  ? kasan_save_track (mm/kasan/common.c:78)
[   50.253286][ T4445]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   50.253288][ T4445]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   50.253290][ T4445]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   50.253291][ T4445]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.253292][ T4445]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.253294][ T4445]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.253295][ T4445]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.253296][ T4445]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.253297][ T4445]  ? ___sys_sendmsg (net/socket.c:2767)
[   50.253299][ T4445]  ? __sys_sendmsg (net/socket.c:2799)
[   50.253300][ T4445]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.253301][ T4445]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.253304][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253306][ T4445]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.253307][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253309][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253314][ T4445]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   50.253316][ T4445]  ? __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)
[   50.253318][ T4445]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   50.253319][ T4445]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   50.253321][ T4445]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   50.253322][ T4445]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.253324][ T4445]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   50.253327][ T4445]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   50.253331][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253334][ T4445]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.253335][ T4445]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.253337][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253339][ T4445]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   50.253341][ T4445]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   50.253342][ T4445]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.253344][ T4445]  ? __kernel_text_address (kernel/extable.c:79)
[   50.253345][ T4445]  ? write_profile (profile.c:?)
[   50.253346][ T4445]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   50.253349][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253351][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253352][ T4445]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   50.253356][ T4445]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.253357][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253359][ T4445]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.253360][ T4445]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.253362][ T4445]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.253363][ T4445]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   50.253365][ T4445]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   50.253367][ T4445]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.253369][ T4445]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.253370][ T4445]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.253372][ T4445]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.253374][ T4445]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   50.253377][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253380][ T4445]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.253382][ T4445]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.253384][ T4445]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.253386][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253387][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253389][ T4445]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.253391][ T4445]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.253393][ T4445]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   50.253395][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253396][ T4445]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.253398][ T4445]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.253400][ T4445]  ? copy_msghdr_from_user (net/socket.c:2650)
[   50.253401][ T4445]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   50.253403][ T4445]  ? move_addr_to_kernel (net/socket.c:258)
[   50.253404][ T4445]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   50.253407][ T4445]  ___sys_sendmsg (net/socket.c:2767)
[   50.253409][ T4445]  ? copy_msghdr_from_user (net/socket.c:2619)
[   50.253413][ T4445]  __sys_sendmsg (net/socket.c:2799)
[   50.253415][ T4445]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   50.253418][ T4445]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.253421][ T4445]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.253423][ T4445]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   50.253426][ T4445]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.253428][ T4445] RIP: 0033:0x7f3184c0954e
[   50.253430][ T4445] 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
[   50.253432][ T4445] RSP: 002b:00007ffc7cc9efb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.253435][ T4445] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3184c0954e
[   50.253437][ T4445] RDX: 0000000000000000 RSI: 00007ffc7cc9f060 RDI: 0000000000000005
[   50.253438][ T4445] RBP: 00007ffc7cc9efc0 R08: 0000000000000000 R09: 0000000000000000
[   50.253438][ T4445] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129d5
[   50.253439][ T4445] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7cc9f720
| [   64.488450][ T6510] softirqs last disabled at (0): 0x0
| [   64.488452][ T6510] Preemption disabled at:
| [   64.488453][ T6510] vprintk_emit (kernel/printk/printk.c:2471)
| [   64.488464][ T6510] Tainted: [W]=WARN
[   64.488464][ T6510] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.488466][ T6510] Call Trace:
[   64.488468][ T6510]  <TASK>
[   64.488469][ T6510]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   64.488474][ T6510]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   64.488476][ T6510]  __might_resched.cold (kernel/sched/core.c:9234)
[   64.488480][ T6510]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   64.488483][ T6510]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   64.488486][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488489][ T6510]  __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))
[   64.488492][ T6510]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   64.488495][ T6510]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   64.488498][ T6510]  ? 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)
[   64.488500][ T6510]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   64.488502][ T6510]  put_chars (drivers/char/virtio_console.c:1176)
[   64.488504][ T6510]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   64.488506][ T6510]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   64.488508][ T6510]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   64.488512][ T6510]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   64.488513][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488515][ T6510]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.488517][ T6510]  console_emit_next_record (kernel/printk/printk.c:3183)
[   64.488520][ T6510]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   64.488522][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488523][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488525][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488526][ T6510]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.488528][ T6510]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   64.488530][ T6510]  console_flush_one_record (kernel/printk/printk.c:3268)
[   64.488532][ T6510]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   64.488535][ T6510]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   64.488536][ T6510]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.488538][ T6510]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   64.488539][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488541][ T6510]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.488543][ T6510]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   64.488544][ T6510]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   64.488546][ T6510]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   64.488548][ T6510]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   64.488550][ T6510]  vprintk_emit (kernel/printk/printk.c:2479)
[   64.488552][ T6510]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   64.488554][ T6510]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.488563][ T6510]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.488566][ T6510]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.488567][ T6510]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   64.488570][ T6510]  ? ___sys_sendmsg (net/socket.c:2767)
[   64.488571][ T6510]  ? __sys_sendmsg (net/socket.c:2799)
[   64.488573][ T6510]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.488576][ T6510]  _printk (kernel/printk/printk.c:2504)
[   64.488579][ T6510]  ? snapshot_read.cold (user.c:?)
[   64.488581][ T6510]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   64.488584][ T6510]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   64.488586][ T6510]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   64.488588][ T6510]  ? netdev_notice (net/core/dev.c:13194)
[   64.488589][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488591][ T6510]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   64.488593][ T6510]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   64.488595][ T6510]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   64.488596][ T6510]  ? 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)
[   64.488599][ T6510]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   64.488602][ T6510]  dev_set_allmulti (net/core/dev_api.c:315)
[   64.488605][ T6510] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   64.488617][ T6510]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   64.488621][ T6510]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   64.488623][ T6510] br_del_if (net/bridge/br_if.c:732) bridge
[   64.488630][ T6510]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   64.488633][ T6510]  do_set_master (net/core/rtnetlink.c:3055)
[   64.488635][ T6510]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   64.488637][ T6510]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   64.488640][ T6510]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   64.488641][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488643][ T6510]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   64.488647][ T6510]  ? kasan_save_stack (mm/kasan/common.c:58)
[   64.488649][ T6510]  ? kasan_save_stack (mm/kasan/common.c:57)
[   64.488651][ T6510]  ? kasan_save_track (mm/kasan/common.c:78)
[   64.488652][ T6510]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   64.488654][ T6510]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   64.488655][ T6510]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   64.488656][ T6510]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.488658][ T6510]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   64.488659][ T6510]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.488660][ T6510]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.488661][ T6510]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   64.488663][ T6510]  ? ___sys_sendmsg (net/socket.c:2767)
[   64.488664][ T6510]  ? __sys_sendmsg (net/socket.c:2799)
[   64.488665][ T6510]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.488666][ T6510]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.488669][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488671][ T6510]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.488672][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488673][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488675][ T6510]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   64.488677][ T6510]  ? __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)
[   64.488679][ T6510]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   64.488681][ T6510]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   64.488682][ T6510]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   64.488684][ T6510]  ? nla_get_range_signed (lib/nlattr.c:270)
[   64.488686][ T6510]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   64.488688][ T6510]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   64.488690][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488692][ T6510]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   64.488693][ T6510]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.488694][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488696][ T6510]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   64.488698][ T6510]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   64.488699][ T6510]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   64.488701][ T6510]  ? __kernel_text_address (kernel/extable.c:79)
[   64.488702][ T6510]  ? write_profile (profile.c:?)
[   64.488703][ T6510]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   64.488706][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488707][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488709][ T6510]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   64.488712][ T6510]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.488714][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488716][ T6510]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   64.488717][ T6510]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.488719][ T6510]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.488720][ T6510]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   64.488721][ T6510]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   64.488724][ T6510]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   64.488725][ T6510]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.488727][ T6510]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.488728][ T6510]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.488729][ T6510]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   64.488732][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488734][ T6510]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.488735][ T6510]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.488737][ T6510]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.488739][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488740][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488742][ T6510]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.488744][ T6510]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.488746][ T6510]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   64.488748][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488750][ T6510]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.488751][ T6510]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   64.488753][ T6510]  ? copy_msghdr_from_user (net/socket.c:2650)
[   64.488755][ T6510]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   64.488756][ T6510]  ? move_addr_to_kernel (net/socket.c:258)
[   64.488758][ T6510]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   64.488760][ T6510]  ___sys_sendmsg (net/socket.c:2767)
[   64.488762][ T6510]  ? copy_msghdr_from_user (net/socket.c:2619)
[   64.488766][ T6510]  __sys_sendmsg (net/socket.c:2799)
[   64.488768][ T6510]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   64.488771][ T6510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.488773][ T6510]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.488774][ T6510]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   64.488776][ T6510]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.488778][ T6510] RIP: 0033:0x7ff7f31b354e
[   64.488780][ T6510] 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
[   64.488782][ T6510] RSP: 002b:00007ffd04207d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.488785][ T6510] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff7f31b354e
[   64.488787][ T6510] RDX: 0000000000000000 RSI: 00007ffd04207e30 RDI: 0000000000000005
[   64.488788][ T6510] RBP: 00007ffd04207d90 R08: 0000000000000000 R09: 0000000000000000
[   64.488789][ T6510] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129e3
[   64.488789][ T6510] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd042084f0
| [   78.870976][ T8575] softirqs last disabled at (0): 0x0
| [   78.870979][ T8575] Preemption disabled at:
| [   78.870980][ T8575] vprintk_emit (kernel/printk/printk.c:2471)
| [   78.870993][ T8575] Tainted: [W]=WARN
[   78.870994][ T8575] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.870996][ T8575] Call Trace:
[   78.870998][ T8575]  <TASK>
[   78.871000][ T8575]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   78.871006][ T8575]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   78.871009][ T8575]  __might_resched.cold (kernel/sched/core.c:9234)
[   78.871013][ T8575]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   78.871017][ T8575]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   78.871020][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871025][ T8575]  __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))
[   78.871029][ T8575]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   78.871032][ T8575]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   78.871036][ T8575]  ? 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)
[   78.871039][ T8575]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   78.871041][ T8575]  put_chars (drivers/char/virtio_console.c:1176)
[   78.871044][ T8575]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   78.871047][ T8575]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   78.871050][ T8575]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   78.871055][ T8575]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   78.871058][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871060][ T8575]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.871063][ T8575]  console_emit_next_record (kernel/printk/printk.c:3183)
[   78.871067][ T8575]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   78.871070][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871072][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871074][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871077][ T8575]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.871079][ T8575]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   78.871082][ T8575]  console_flush_one_record (kernel/printk/printk.c:3268)
[   78.871085][ T8575]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   78.871089][ T8575]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   78.871092][ T8575]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.871094][ T8575]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   78.871096][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871099][ T8575]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   78.871101][ T8575]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   78.871103][ T8575]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   78.871106][ T8575]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   78.871108][ T8575]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   78.871111][ T8575]  vprintk_emit (kernel/printk/printk.c:2479)
[   78.871115][ T8575]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   78.871117][ T8575]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   78.871121][ T8575]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.871124][ T8575]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   78.871126][ T8575]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   78.871130][ T8575]  ? ___sys_sendmsg (net/socket.c:2767)
[   78.871132][ T8575]  ? __sys_sendmsg (net/socket.c:2799)
[   78.871134][ T8575]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   78.871138][ T8575]  _printk (kernel/printk/printk.c:2504)
[   78.871142][ T8575]  ? snapshot_read.cold (user.c:?)
[   78.871145][ T8575]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   78.871149][ T8575]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   78.871152][ T8575]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   78.871155][ T8575]  ? netdev_notice (net/core/dev.c:13194)
[   78.871158][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871160][ T8575]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   78.871162][ T8575]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   78.871166][ T8575]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   78.871168][ T8575]  ? 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)
[   78.871171][ T8575]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   78.871175][ T8575]  dev_set_allmulti (net/core/dev_api.c:315)
[   78.871179][ T8575] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   78.871196][ T8575]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   78.871200][ T8575]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   78.871204][ T8575] br_del_if (net/bridge/br_if.c:732) bridge
[   78.871216][ T8575]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.871219][ T8575]  do_set_master (net/core/rtnetlink.c:3055)
[   78.871222][ T8575]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   78.871226][ T8575]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   78.871229][ T8575]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   78.871231][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871234][ T8575]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   78.871239][ T8575]  ? kasan_save_stack (mm/kasan/common.c:58)
[   78.871242][ T8575]  ? kasan_save_stack (mm/kasan/common.c:57)
[   78.871244][ T8575]  ? kasan_save_track (mm/kasan/common.c:78)
[   78.871246][ T8575]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   78.871248][ T8575]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   78.871250][ T8575]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   78.871252][ T8575]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   78.871254][ T8575]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   78.871256][ T8575]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.871258][ T8575]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   78.871260][ T8575]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   78.871262][ T8575]  ? ___sys_sendmsg (net/socket.c:2767)
[   78.871264][ T8575]  ? __sys_sendmsg (net/socket.c:2799)
[   78.871266][ T8575]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   78.871268][ T8575]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.871271][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871274][ T8575]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.871276][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871278][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871280][ T8575]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   78.871283][ T8575]  ? __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)
[   78.871286][ T8575]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   78.871288][ T8575]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   78.871291][ T8575]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   78.871293][ T8575]  ? nla_get_range_signed (lib/nlattr.c:270)
[   78.871296][ T8575]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   78.871299][ T8575]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   78.871302][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871305][ T8575]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   78.871307][ T8575]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.871309][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871315][ T8575]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   78.871317][ T8575]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   78.871320][ T8575]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   78.871322][ T8575]  ? __kernel_text_address (kernel/extable.c:79)
[   78.871324][ T8575]  ? write_profile (profile.c:?)
[   78.871326][ T8575]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   78.871329][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871331][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871334][ T8575]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   78.871338][ T8575]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.871340][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871343][ T8575]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   78.871345][ T8575]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   78.871347][ T8575]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.871350][ T8575]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   78.871352][ T8575]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   78.871356][ T8575]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   78.871358][ T8575]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.871360][ T8575]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   78.871362][ T8575]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.871364][ T8575]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   78.871368][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871371][ T8575]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   78.871374][ T8575]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.871377][ T8575]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.871379][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871381][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871384][ T8575]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.871387][ T8575]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   78.871390][ T8575]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   78.871393][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871395][ T8575]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   78.871398][ T8575]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   78.871401][ T8575]  ? copy_msghdr_from_user (net/socket.c:2650)
[   78.871403][ T8575]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   78.871405][ T8575]  ? move_addr_to_kernel (net/socket.c:258)
[   78.871407][ T8575]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   78.871411][ T8575]  ___sys_sendmsg (net/socket.c:2767)
[   78.871414][ T8575]  ? copy_msghdr_from_user (net/socket.c:2619)
[   78.871422][ T8575]  __sys_sendmsg (net/socket.c:2799)
[   78.871425][ T8575]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   78.871429][ T8575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.871433][ T8575]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   78.871435][ T8575]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   78.871437][ T8575]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.871440][ T8575] RIP: 0033:0x7f6d64d3254e
[   78.871442][ T8575] 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
[   78.871445][ T8575] RSP: 002b:00007ffe5f88f4b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.871449][ T8575] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6d64d3254e
[   78.871451][ T8575] RDX: 0000000000000000 RSI: 00007ffe5f88f560 RDI: 0000000000000005
[   78.871453][ T8575] RBP: 00007ffe5f88f4c0 R08: 0000000000000000 R09: 0000000000000000
[   78.871454][ T8575] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129f2
[   78.871455][ T8575] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe5f88fc20
| [   93.184072][T10640] softirqs last disabled at (0): 0x0
| [   93.184073][T10640] Preemption disabled at:
| [   93.184074][T10640] vprintk_emit (kernel/printk/printk.c:2471)
| [   93.184085][T10640] Tainted: [W]=WARN
[   93.184086][T10640] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.184088][T10640] Call Trace:
[   93.184089][T10640]  <TASK>
[   93.184090][T10640]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   93.184096][T10640]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   93.184098][T10640]  __might_resched.cold (kernel/sched/core.c:9234)
[   93.184101][T10640]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   93.184105][T10640]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   93.184107][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184111][T10640]  __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))
[   93.184114][T10640]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   93.184117][T10640]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   93.184120][T10640]  ? 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)
[   93.184122][T10640]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   93.184124][T10640]  put_chars (drivers/char/virtio_console.c:1176)
[   93.184126][T10640]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   93.184128][T10640]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   93.184130][T10640]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   93.184133][T10640]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   93.184134][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184136][T10640]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.184138][T10640]  console_emit_next_record (kernel/printk/printk.c:3183)
[   93.184141][T10640]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   93.184143][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184144][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184146][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184147][T10640]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.184149][T10640]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   93.184151][T10640]  console_flush_one_record (kernel/printk/printk.c:3268)
[   93.184153][T10640]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   93.184156][T10640]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   93.184158][T10640]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.184159][T10640]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   93.184161][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184162][T10640]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.184164][T10640]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   93.184165][T10640]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   93.184167][T10640]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   93.184169][T10640]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   93.184171][T10640]  vprintk_emit (kernel/printk/printk.c:2479)
[   93.184174][T10640]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   93.184175][T10640]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   93.184179][T10640]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.184181][T10640]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.184182][T10640]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   93.184185][T10640]  ? ___sys_sendmsg (net/socket.c:2767)
[   93.184186][T10640]  ? __sys_sendmsg (net/socket.c:2799)
[   93.184188][T10640]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.184191][T10640]  _printk (kernel/printk/printk.c:2504)
[   93.184194][T10640]  ? snapshot_read.cold (user.c:?)
[   93.184196][T10640]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   93.184199][T10640]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   93.184201][T10640]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   93.184203][T10640]  ? netdev_notice (net/core/dev.c:13194)
[   93.184204][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184206][T10640]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   93.184208][T10640]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   93.184210][T10640]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   93.184212][T10640]  ? 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)
[   93.184214][T10640]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   93.184217][T10640]  dev_set_allmulti (net/core/dev_api.c:315)
[   93.184220][T10640] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   93.184232][T10640]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   93.184236][T10640]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.184239][T10640] br_del_if (net/bridge/br_if.c:732) bridge
[   93.184246][T10640]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   93.184248][T10640]  do_set_master (net/core/rtnetlink.c:3055)
[   93.184251][T10640]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   93.184253][T10640]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   93.184255][T10640]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   93.184257][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184258][T10640]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   93.184262][T10640]  ? kasan_save_stack (mm/kasan/common.c:58)
[   93.184264][T10640]  ? kasan_save_stack (mm/kasan/common.c:57)
[   93.184266][T10640]  ? kasan_save_track (mm/kasan/common.c:78)
[   93.184267][T10640]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   93.184269][T10640]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   93.184270][T10640]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   93.184271][T10640]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   93.184272][T10640]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   93.184274][T10640]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.184275][T10640]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.184276][T10640]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   93.184278][T10640]  ? ___sys_sendmsg (net/socket.c:2767)
[   93.184279][T10640]  ? __sys_sendmsg (net/socket.c:2799)
[   93.184280][T10640]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.184281][T10640]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.184284][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184286][T10640]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.184287][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184289][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184290][T10640]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   93.184292][T10640]  ? __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)
[   93.184294][T10640]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   93.184296][T10640]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   93.184297][T10640]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   93.184298][T10640]  ? nla_get_range_signed (lib/nlattr.c:270)
[   93.184301][T10640]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   93.184303][T10640]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   93.184304][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184306][T10640]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   93.184307][T10640]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.184309][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184313][T10640]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   93.184315][T10640]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   93.184317][T10640]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.184318][T10640]  ? __kernel_text_address (kernel/extable.c:79)
[   93.184319][T10640]  ? write_profile (profile.c:?)
[   93.184320][T10640]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   93.184323][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184324][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184326][T10640]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   93.184329][T10640]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.184331][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184332][T10640]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   93.184334][T10640]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   93.184335][T10640]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.184336][T10640]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   93.184338][T10640]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   93.184340][T10640]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   93.184342][T10640]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.184343][T10640]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.184345][T10640]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.184346][T10640]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   93.184348][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184350][T10640]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.184352][T10640]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.184354][T10640]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.184355][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184357][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184359][T10640]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.184360][T10640]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.184362][T10640]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   93.184364][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184366][T10640]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.184367][T10640]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   93.184369][T10640]  ? copy_msghdr_from_user (net/socket.c:2650)
[   93.184371][T10640]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   93.184372][T10640]  ? move_addr_to_kernel (net/socket.c:258)
[   93.184373][T10640]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   93.184376][T10640]  ___sys_sendmsg (net/socket.c:2767)
[   93.184378][T10640]  ? copy_msghdr_from_user (net/socket.c:2619)
[   93.184382][T10640]  __sys_sendmsg (net/socket.c:2799)
[   93.184384][T10640]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   93.184387][T10640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.184389][T10640]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.184390][T10640]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   93.184392][T10640]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.184394][T10640] RIP: 0033:0x7f5b13f5c54e
[   93.184395][T10640] 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
[   93.184397][T10640] RSP: 002b:00007ffcff2b6b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.184401][T10640] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5b13f5c54e
[   93.184402][T10640] RDX: 0000000000000000 RSI: 00007ffcff2b6bf0 RDI: 0000000000000005
[   93.184403][T10640] RBP: 00007ffcff2b6b50 R08: 0000000000000000 R09: 0000000000000000
[   93.184404][T10640] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912a00
[   93.184404][T10640] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcff2b72b0
| [  107.735040][T12705] softirqs last disabled at (0): 0x0
| [  107.735042][T12705] Preemption disabled at:
| [  107.735042][T12705] vprintk_emit (kernel/printk/printk.c:2471)
| [  107.735054][T12705] Tainted: [W]=WARN
[  107.735055][T12705] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.735057][T12705] Call Trace:
[  107.735058][T12705]  <TASK>
[  107.735059][T12705]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  107.735064][T12705]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  107.735066][T12705]  __might_resched.cold (kernel/sched/core.c:9234)
[  107.735070][T12705]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  107.735073][T12705]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[  107.735076][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735079][T12705]  __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))
[  107.735082][T12705]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  107.735085][T12705]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  107.735088][T12705]  ? 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)
[  107.735090][T12705]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  107.735092][T12705]  put_chars (drivers/char/virtio_console.c:1176)
[  107.735094][T12705]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  107.735096][T12705]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  107.735098][T12705]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  107.735102][T12705]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  107.735103][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735105][T12705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  107.735107][T12705]  console_emit_next_record (kernel/printk/printk.c:3183)
[  107.735109][T12705]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  107.735111][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735113][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735115][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735116][T12705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  107.735118][T12705]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  107.735120][T12705]  console_flush_one_record (kernel/printk/printk.c:3268)
[  107.735122][T12705]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  107.735125][T12705]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  107.735127][T12705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  107.735128][T12705]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  107.735130][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735131][T12705]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  107.735133][T12705]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  107.735134][T12705]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  107.735136][T12705]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  107.735138][T12705]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  107.735140][T12705]  vprintk_emit (kernel/printk/printk.c:2479)
[  107.735143][T12705]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  107.735144][T12705]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  107.735147][T12705]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  107.735150][T12705]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  107.735151][T12705]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  107.735154][T12705]  ? ___sys_sendmsg (net/socket.c:2767)
[  107.735155][T12705]  ? __sys_sendmsg (net/socket.c:2799)
[  107.735157][T12705]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  107.735160][T12705]  _printk (kernel/printk/printk.c:2504)
[  107.735163][T12705]  ? snapshot_read.cold (user.c:?)
[  107.735165][T12705]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  107.735168][T12705]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  107.735170][T12705]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  107.735172][T12705]  ? netdev_notice (net/core/dev.c:13194)
[  107.735174][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735175][T12705]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  107.735177][T12705]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  107.735180][T12705]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  107.735181][T12705]  ? 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)
[  107.735184][T12705]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  107.735186][T12705]  dev_set_allmulti (net/core/dev_api.c:315)
[  107.735189][T12705] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  107.735201][T12705]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  107.735204][T12705]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  107.735207][T12705] br_del_if (net/bridge/br_if.c:732) bridge
[  107.735214][T12705]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  107.735217][T12705]  do_set_master (net/core/rtnetlink.c:3055)
[  107.735219][T12705]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  107.735222][T12705]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  107.735224][T12705]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  107.735226][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735227][T12705]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  107.735231][T12705]  ? kasan_save_stack (mm/kasan/common.c:58)
[  107.735233][T12705]  ? kasan_save_stack (mm/kasan/common.c:57)
[  107.735235][T12705]  ? kasan_save_track (mm/kasan/common.c:78)
[  107.735236][T12705]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  107.735238][T12705]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  107.735239][T12705]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  107.735240][T12705]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  107.735242][T12705]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  107.735243][T12705]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  107.735244][T12705]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  107.735245][T12705]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  107.735247][T12705]  ? ___sys_sendmsg (net/socket.c:2767)
[  107.735248][T12705]  ? __sys_sendmsg (net/socket.c:2799)
[  107.735250][T12705]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  107.735251][T12705]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  107.735253][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735255][T12705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  107.735256][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735258][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735260][T12705]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  107.735262][T12705]  ? __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)
[  107.735264][T12705]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  107.735265][T12705]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  107.735267][T12705]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  107.735268][T12705]  ? nla_get_range_signed (lib/nlattr.c:270)
[  107.735270][T12705]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  107.735272][T12705]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  107.735274][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735276][T12705]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  107.735277][T12705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  107.735279][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735281][T12705]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  107.735283][T12705]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  107.735284][T12705]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  107.735286][T12705]  ? __kernel_text_address (kernel/extable.c:79)
[  107.735287][T12705]  ? write_profile (profile.c:?)
[  107.735288][T12705]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  107.735290][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735292][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735294][T12705]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  107.735297][T12705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  107.735298][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735300][T12705]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  107.735302][T12705]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  107.735303][T12705]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  107.735305][T12705]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  107.735306][T12705]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  107.735308][T12705]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  107.735312][T12705]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  107.735314][T12705]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  107.735315][T12705]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  107.735317][T12705]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  107.735319][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735321][T12705]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  107.735323][T12705]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  107.735325][T12705]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  107.735326][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735328][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735330][T12705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  107.735332][T12705]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  107.735334][T12705]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  107.735336][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735337][T12705]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  107.735339][T12705]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  107.735341][T12705]  ? copy_msghdr_from_user (net/socket.c:2650)
[  107.735342][T12705]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  107.735344][T12705]  ? move_addr_to_kernel (net/socket.c:258)
[  107.735345][T12705]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  107.735348][T12705]  ___sys_sendmsg (net/socket.c:2767)
[  107.735350][T12705]  ? copy_msghdr_from_user (net/socket.c:2619)
[  107.735355][T12705]  __sys_sendmsg (net/socket.c:2799)
[  107.735356][T12705]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  107.735359][T12705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.735361][T12705]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  107.735363][T12705]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  107.735365][T12705]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  107.735366][T12705] RIP: 0033:0x7fb6a238754e
[  107.735368][T12705] 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
[  107.735370][T12705] RSP: 002b:00007ffec3352fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  107.735374][T12705] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb6a238754e
[  107.735375][T12705] RDX: 0000000000000000 RSI: 00007ffec3353080 RDI: 0000000000000005
[  107.735376][T12705] RBP: 00007ffec3352fe0 R08: 0000000000000000 R09: 0000000000000000
[  107.735377][T12705] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912a0f
[  107.735378][T12705] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffec3353740
| [  122.612938][T14770] softirqs last disabled at (0): 0x0
| [  122.612939][T14770] Preemption disabled at:
| [  122.612940][T14770] vprintk_emit (kernel/printk/printk.c:2471)
| [  122.612951][T14770] Tainted: [W]=WARN
[  122.612952][T14770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.612953][T14770] Call Trace:
[  122.612955][T14770]  <TASK>
[  122.612956][T14770]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  122.612961][T14770]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  122.612963][T14770]  __might_resched.cold (kernel/sched/core.c:9234)
[  122.612967][T14770]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  122.612970][T14770]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[  122.612973][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.612977][T14770]  __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))
[  122.612980][T14770]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  122.612983][T14770]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  122.612987][T14770]  ? 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)
[  122.612988][T14770]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  122.612990][T14770]  put_chars (drivers/char/virtio_console.c:1176)
[  122.612992][T14770]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  122.612994][T14770]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  122.612996][T14770]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  122.613000][T14770]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  122.613001][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613003][T14770]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.613005][T14770]  console_emit_next_record (kernel/printk/printk.c:3183)
[  122.613008][T14770]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  122.613010][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613011][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613013][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613015][T14770]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.613017][T14770]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  122.613018][T14770]  console_flush_one_record (kernel/printk/printk.c:3268)
[  122.613021][T14770]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  122.613023][T14770]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  122.613025][T14770]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.613027][T14770]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  122.613028][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613030][T14770]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  122.613031][T14770]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  122.613033][T14770]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  122.613035][T14770]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  122.613037][T14770]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  122.613039][T14770]  vprintk_emit (kernel/printk/printk.c:2479)
[  122.613041][T14770]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  122.613043][T14770]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  122.613046][T14770]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.613049][T14770]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  122.613050][T14770]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  122.613053][T14770]  ? ___sys_sendmsg (net/socket.c:2767)
[  122.613055][T14770]  ? __sys_sendmsg (net/socket.c:2799)
[  122.613056][T14770]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  122.613059][T14770]  _printk (kernel/printk/printk.c:2504)
[  122.613062][T14770]  ? snapshot_read.cold (user.c:?)
[  122.613065][T14770]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  122.613068][T14770]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  122.613070][T14770]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  122.613071][T14770]  ? netdev_notice (net/core/dev.c:13194)
[  122.613073][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613075][T14770]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  122.613077][T14770]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  122.613079][T14770]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  122.613080][T14770]  ? 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)
[  122.613083][T14770]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  122.613086][T14770]  dev_set_allmulti (net/core/dev_api.c:315)
[  122.613089][T14770] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  122.613101][T14770]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  122.613104][T14770]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  122.613107][T14770] br_del_if (net/bridge/br_if.c:732) bridge
[  122.613115][T14770]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  122.613118][T14770]  do_set_master (net/core/rtnetlink.c:3055)
[  122.613120][T14770]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  122.613123][T14770]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  122.613125][T14770]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  122.613126][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613128][T14770]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  122.613132][T14770]  ? kasan_save_stack (mm/kasan/common.c:58)
[  122.613134][T14770]  ? kasan_save_stack (mm/kasan/common.c:57)
[  122.613136][T14770]  ? kasan_save_track (mm/kasan/common.c:78)
[  122.613137][T14770]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  122.613139][T14770]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  122.613140][T14770]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  122.613141][T14770]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  122.613143][T14770]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  122.613144][T14770]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.613145][T14770]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  122.613146][T14770]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  122.613148][T14770]  ? ___sys_sendmsg (net/socket.c:2767)
[  122.613149][T14770]  ? __sys_sendmsg (net/socket.c:2799)
[  122.613151][T14770]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  122.613152][T14770]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.613154][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613156][T14770]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.613158][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613159][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613161][T14770]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  122.613163][T14770]  ? __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)
[  122.613165][T14770]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  122.613167][T14770]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  122.613168][T14770]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  122.613169][T14770]  ? nla_get_range_signed (lib/nlattr.c:270)
[  122.613172][T14770]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  122.613174][T14770]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  122.613176][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613178][T14770]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  122.613179][T14770]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.613180][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613182][T14770]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  122.613184][T14770]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  122.613186][T14770]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  122.613187][T14770]  ? __kernel_text_address (kernel/extable.c:79)
[  122.613188][T14770]  ? write_profile (profile.c:?)
[  122.613189][T14770]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  122.613192][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613194][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613195][T14770]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  122.613199][T14770]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.613200][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613202][T14770]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  122.613203][T14770]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  122.613205][T14770]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.613206][T14770]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  122.613208][T14770]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  122.613210][T14770]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  122.613211][T14770]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.613213][T14770]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  122.613214][T14770]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.613216][T14770]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  122.613218][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613220][T14770]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  122.613222][T14770]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.613224][T14770]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.613226][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613227][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613229][T14770]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.613231][T14770]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  122.613233][T14770]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  122.613235][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613236][T14770]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  122.613238][T14770]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  122.613240][T14770]  ? copy_msghdr_from_user (net/socket.c:2650)
[  122.613242][T14770]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  122.613243][T14770]  ? move_addr_to_kernel (net/socket.c:258)
[  122.613245][T14770]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  122.613247][T14770]  ___sys_sendmsg (net/socket.c:2767)
[  122.613249][T14770]  ? copy_msghdr_from_user (net/socket.c:2619)
[  122.613254][T14770]  __sys_sendmsg (net/socket.c:2799)
[  122.613256][T14770]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  122.613259][T14770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.613261][T14770]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  122.613262][T14770]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  122.613265][T14770]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.613266][T14770] RIP: 0033:0x7f17d029854e
[  122.613268][T14770] 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
[  122.613270][T14770] RSP: 002b:00007ffde9d80280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.613274][T14770] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f17d029854e
[  122.613275][T14770] RDX: 0000000000000000 RSI: 00007ffde9d80330 RDI: 0000000000000005
[  122.613276][T14770] RBP: 00007ffde9d80290 R08: 0000000000000000 R09: 0000000000000000
[  122.613277][T14770] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912a1d


Finger prints:
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:handle_softirqs:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars