======================================
| [   10.890587][  T187] softirqs last disabled at (38620): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   10.890590][  T187] Preemption disabled at:
| [   10.890591][  T187] 0x0
| [   10.890601][  T187] Tainted: [W]=WARN
[   10.890602][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.890603][  T187] Call Trace:
[   10.890605][  T187]  <TASK>
[   10.890607][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.890613][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.890617][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.890622][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.890627][  T187]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.890629][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.890635][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.890638][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.890641][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[   10.890644][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.890645][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.890650][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.890655][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.890662][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.890664][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.890666][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.890670][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.890675][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.890677][  T187]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.890680][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.890682][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.890686][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.890690][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.890692][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.890698][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.890700][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.890702][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.890705][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.890708][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.890710][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.890714][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.890717][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.890721][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.890725][  T187]  _printk (kernel/printk/printk.c:2504)
[   10.890728][  T187]  ? snapshot_read.cold (user.c:?)
[   10.890731][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.890734][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.890738][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.890740][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.890744][  T187]  ? exit_notify (kernel/exit.c:780)
[   10.890746][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.890749][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.890753][  T187]  do_group_exit (kernel/exit.c:1151)
[   10.890756][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.890758][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.890760][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.890763][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.890766][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.890768][  T187] RIP: 0033:0x7f09fe7031b8
[   10.890771][  T187] Code: Unable to access opcode bytes at 0x7f09fe70318e.

Code starting with the faulting instruction
===========================================
[   10.890772][  T187] RSP: 002b:00007ffe2b8c02e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.890774][  T187] RAX: ffffffffffffffda RBX: 00007f09fe833f88 RCX: 00007f09fe7031b8
[   10.890776][  T187] RDX: 00007f09fe44dfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.890776][  T187] RBP: 00007ffe2b8c0340 R08: 0000000000000000 R09: 0000000000008010
[   10.890777][  T187] R10: 00007ffe2b8c0100 R11: 0000000000000246 R12: 0000000000000001
[   10.890778][  T187] R13: 0000000000000000 R14: 00007f09fe832680 R15: 00007f09fe833fa0
| [   12.289501][  T239] softirqs last disabled at (23913): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.289503][  T239] Preemption disabled at:
| [   12.289504][  T239] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.289513][  T239] Tainted: [W]=WARN
[   12.289515][  T239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.289516][  T239] Call Trace:
[   12.289518][  T239]  <TASK>
[   12.289519][  T239]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.289525][  T239]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.289527][  T239]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.289532][  T239]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.289539][  T239]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.289544][  T239]  __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))
[   12.289546][  T239]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.289552][  T239]  ? 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)
[   12.289555][  T239]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.289558][  T239]  put_chars (drivers/char/virtio_console.c:1176)
[   12.289561][  T239]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.289563][  T239]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.289567][  T239]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.289570][  T239]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.289574][  T239]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.289577][  T239]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.289582][  T239]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.289585][  T239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.289590][  T239]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.289594][  T239]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.289596][  T239]  ? 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))
[   12.289599][  T239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.289601][  T239]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.289605][  T239]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.289609][  T239]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.289611][  T239]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.289617][  T239]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.289619][  T239]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.289621][  T239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.289624][  T239]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.289627][  T239]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.289629][  T239]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.289632][  T239]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.289636][  T239]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.289642][  T239]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   12.289646][  T239]  _printk (kernel/printk/printk.c:2504)
[   12.289650][  T239]  ? snapshot_read.cold (user.c:?)
[   12.289656][  T239]  ? 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)
[   12.289659][  T239] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q
[   12.289662][  T239]  do_one_initcall (init/main.c:1357)
[   12.289665][  T239]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.289669][  T239]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.289672][  T239]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.289677][  T239]  do_init_module (kernel/module/main.c:3117)
[   12.289681][  T239]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.289685][  T239]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.289688][  T239]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.289692][  T239]  load_module (kernel/module/main.c:3593)
[   12.289700][  T239]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.289704][  T239]  ? __ia32_sys_fsconfig (??:?)
[   12.289706][  T239]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   12.289711][  T239]  ? backing_file_read_iter (fs/backing-file.c:211)
[   12.289714][  T239]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.289718][  T239]  init_module_from_file (kernel/module/main.c:3790)
[   12.289721][  T239]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.289729][  T239]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.289733][  T239]  ? 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)
[   12.289736][  T239]  idempotent_init_module (kernel/module/main.c:3802)
[   12.289739][  T239]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.289746][  T239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.289748][  T239]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.289754][  T239]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.289756][  T239]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.289760][  T239]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.289761][  T239]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.289764][  T239]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.289766][  T239] RIP: 0033:0x7f90f9cdf37d
[   12.289770][  T239] 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
[   12.289772][  T239] RSP: 002b:00007fffed3ca268 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.289775][  T239] RAX: ffffffffffffffda RBX: 00005629e186b810 RCX: 00007f90f9cdf37d
[   12.289776][  T239] RDX: 0000000000000000 RSI: 00005629b4484ffd RDI: 0000000000000000
[   12.289777][  T239] RBP: 00007fffed3ca300 R08: 0000000000000000 R09: 0000000000000000
[   12.289778][  T239] R10: 0000000000000000 R11: 0000000000000246 R12: 00005629b4484ffd
[   12.289778][  T239] R13: 00005629e186b960 R14: 0000000000040000 R15: 0000000000000000
| [   13.946996][  T287] softirqs last disabled at (25070): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   13.946999][  T287] Preemption disabled at:
| [   13.946999][  T287] 0x0
| [   13.947011][  T287] Tainted: [W]=WARN
[   13.947011][  T287] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.947013][  T287] Call Trace:
[   13.947015][  T287]  <TASK>
[   13.947017][  T287]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.947023][  T287]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.947028][  T287]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.947032][  T287]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.947038][  T287]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.947040][  T287]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.947047][  T287]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.947049][  T287]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.947053][  T287]  put_chars (drivers/char/virtio_console.c:1176)
[   13.947056][  T287]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.947057][  T287]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.947062][  T287]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.947068][  T287]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.947075][  T287]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.947078][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.947080][  T287]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.947085][  T287]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.947089][  T287]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.947091][  T287]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.947094][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.947097][  T287]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.947101][  T287]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.947106][  T287]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.947108][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.947114][  T287]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.947117][  T287]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.947119][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.947122][  T287]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.947126][  T287]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.947128][  T287]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.947131][  T287]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.947136][  T287]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.947139][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.947144][  T287]  _printk (kernel/printk/printk.c:2504)
[   13.947148][  T287]  ? snapshot_read.cold (user.c:?)
[   13.947151][  T287]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   13.947154][  T287]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.947158][  T287]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   13.947161][  T287]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   13.947165][  T287]  ? exit_notify (kernel/exit.c:780)
[   13.947167][  T287]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.947169][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.947174][  T287]  do_group_exit (kernel/exit.c:1151)
[   13.947177][  T287]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   13.947179][  T287]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   13.947181][  T287]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.947184][  T287]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.947187][  T287]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.947190][  T287] RIP: 0033:0x7f9a46c391b8
[   13.947192][  T287] Code: Unable to access opcode bytes at 0x7f9a46c3918e.

Code starting with the faulting instruction
===========================================
[   13.947193][  T287] RSP: 002b:00007ffd17322fb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   13.947196][  T287] RAX: ffffffffffffffda RBX: 00007f9a46d69f88 RCX: 00007f9a46c391b8
[   13.947197][  T287] RDX: 00007f9a46983fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   13.947198][  T287] RBP: 00007ffd17323010 R08: 0000000000000000 R09: 0000000000008010
[   13.947199][  T287] R10: 00007ffd17322dd0 R11: 0000000000000246 R12: 0000000000000001
[   13.947199][  T287] R13: 0000000000000000 R14: 00007f9a46d68680 R15: 00007f9a46d69fa0
| [   16.170029][  T352] softirqs last disabled at (30352): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   16.170032][  T352] Preemption disabled at:
| [   16.170032][  T352] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.170042][  T352] Tainted: [W]=WARN
[   16.170043][  T352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.170045][  T352] Call Trace:
[   16.170046][  T352]  <TASK>
[   16.170048][  T352]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.170054][  T352]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.170057][  T352]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.170062][  T352]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.170066][  T352]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.170072][  T352]  __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))
[   16.170074][  T352]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.170080][  T352]  ? 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)
[   16.170082][  T352]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.170086][  T352]  put_chars (drivers/char/virtio_console.c:1176)
[   16.170088][  T352]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   16.170090][  T352]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.170093][  T352]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.170098][  T352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.170100][  T352]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.170104][  T352]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.170107][  T352]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.170109][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.170111][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.170115][  T352]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.170117][  T352]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   16.170120][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.170123][  T352]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.170128][  T352]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.170132][  T352]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.170134][  T352]  ? 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))
[   16.170137][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.170140][  T352]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.170145][  T352]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.170149][  T352]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.170151][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.170157][  T352]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.170160][  T352]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.170162][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.170165][  T352]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.170169][  T352]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.170171][  T352]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.170174][  T352]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.170179][  T352]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.170182][  T352]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.170185][  T352]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   16.170189][  T352]  _printk (kernel/printk/printk.c:2504)
[   16.170193][  T352]  ? snapshot_read.cold (user.c:?)
[   16.170197][  T352]  ? br_multicast_flood (??:?) bridge
[   16.170211][  T352]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   16.170212][  T352]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.170213][  T352]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.170218][  T352] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   16.170230][  T352] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   16.170239][  T352] new_nbp (net/bridge/br_if.c:449) bridge
[   16.170249][  T352] br_add_if (net/bridge/br_if.c:592) bridge
[   16.170257][  T352]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   16.170267][  T352]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   16.170270][  T352]  ? __kernel_text_address (kernel/extable.c:79)
[   16.170274][  T352]  do_set_master (net/core/rtnetlink.c:3071)
[   16.170279][  T352]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   16.170282][  T352]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.170285][  T352]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.170287][  T352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.170289][  T352]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.170292][  T352]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.170295][  T352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.170297][  T352]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.170299][  T352]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.170302][  T352]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.170304][  T352]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.170307][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.170309][  T352]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   16.170312][  T352]  ? ___sys_sendmsg (net/socket.c:2757)
[   16.170317][  T352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.170319][  T352]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.170321][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.170324][  T352]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.170326][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.170327][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.170330][  T352]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.170334][  T352]  ? __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)
[   16.170337][  T352]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.170339][  T352]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.170343][  T352]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.170344][  T352]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.170350][  T352]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.170355][  T352]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.170362][  T352]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.170364][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.170369][  T352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.170371][  T352]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.170373][  T352]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.170375][  T352]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.170379][  T352]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.170381][  T352]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.170385][  T352]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.170386][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.170391][  T352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.170393][  T352]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.170397][  T352]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.170399][  T352]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.170402][  T352]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.170409][  T352]  ? 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))
[   16.170411][  T352]  ? 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))
[   16.170416][  T352]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.170420][  T352]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.170423][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.170427][  T352]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.170431][  T352]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.170435][  T352]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.170441][  T352]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.170443][  T352]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.170446][  T352]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   16.170447][  T352]  ? move_addr_to_kernel (net/socket.c:258)
[   16.170456][  T352]  ___sys_sendmsg (net/socket.c:2767)
[   16.170459][  T352]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.170476][  T352]  __sys_sendmsg (net/socket.c:2799)
[   16.170479][  T352]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.170486][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.170490][  T352]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.170493][  T352]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.170496][  T352]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.170498][  T352] RIP: 0033:0x7f5d2876b54e
[   16.170502][  T352] 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
[   16.170504][  T352] RSP: 002b:00007ffc9ca0fe30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.170506][  T352] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5d2876b54e
[   16.170508][  T352] RDX: 0000000000000000 RSI: 00007ffc9ca0fee0 RDI: 0000000000000005
[   16.170509][  T352] RBP: 00007ffc9ca0fe40 R08: 0000000000000000 R09: 0000000000000000
[   16.170509][  T352] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917e6d
[   16.170510][  T352] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc9ca105a0
| [   18.221807][  T408] softirqs last disabled at (14372): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   18.221809][  T408] Preemption disabled at:
| [   18.221810][  T408] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.221820][  T408] Tainted: [W]=WARN
[   18.221821][  T408] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.221823][  T408] Call Trace:
[   18.221825][  T408]  <TASK>
[   18.221827][  T408]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.221833][  T408]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.221835][  T408]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.221840][  T408]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.221844][  T408]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.221849][  T408]  __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))
[   18.221852][  T408]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.221858][  T408]  ? 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)
[   18.221861][  T408]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.221864][  T408]  put_chars (drivers/char/virtio_console.c:1176)
[   18.221866][  T408]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   18.221868][  T408]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.221871][  T408]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.221876][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.221878][  T408]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.221882][  T408]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.221885][  T408]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.221887][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.221889][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.221893][  T408]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.221895][  T408]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   18.221898][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.221901][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.221905][  T408]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.221909][  T408]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.221911][  T408]  ? 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))
[   18.221914][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.221917][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.221921][  T408]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.221925][  T408]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.221927][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.221933][  T408]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.221936][  T408]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.221937][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.221940][  T408]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.221944][  T408]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.221946][  T408]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.221949][  T408]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.221954][  T408]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.221956][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.221959][  T408]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   18.221963][  T408]  _printk (kernel/printk/printk.c:2504)
[   18.221967][  T408]  ? snapshot_read.cold (user.c:?)
[   18.221971][  T408]  ? br_multicast_flood (??:?) bridge
[   18.221985][  T408]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   18.221987][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.221988][  T408]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.221992][  T408] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   18.222003][  T408] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   18.222012][  T408] new_nbp (net/bridge/br_if.c:449) bridge
[   18.222022][  T408] br_add_if (net/bridge/br_if.c:592) bridge
[   18.222030][  T408]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   18.222034][  T408]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   18.222037][  T408]  ? __kernel_text_address (kernel/extable.c:79)
[   18.222041][  T408]  do_set_master (net/core/rtnetlink.c:3071)
[   18.222046][  T408]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   18.222049][  T408]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   18.222052][  T408]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.222053][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.222055][  T408]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.222059][  T408]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.222062][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.222063][  T408]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.222066][  T408]  ? kasan_save_stack (mm/kasan/common.c:58)
[   18.222069][  T408]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.222071][  T408]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.222073][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.222075][  T408]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   18.222078][  T408]  ? ___sys_sendmsg (net/socket.c:2757)
[   18.222083][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.222085][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.222088][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.222090][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.222092][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.222094][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.222096][  T408]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.222100][  T408]  ? __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)
[   18.222103][  T408]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.222106][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.222109][  T408]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.222111][  T408]  ? nla_get_range_signed (lib/nlattr.c:270)
[   18.222116][  T408]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   18.222121][  T408]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.222127][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.222129][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.222134][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.222136][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.222138][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.222139][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.222143][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.222145][  T408]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.222149][  T408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.222150][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.222155][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.222157][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.222160][  T408]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.222162][  T408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.222165][  T408]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.222171][  T408]  ? 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))
[   18.222173][  T408]  ? 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))
[   18.222177][  T408]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.222181][  T408]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.222184][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.222188][  T408]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.222192][  T408]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.222196][  T408]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.222202][  T408]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   18.222204][  T408]  ? copy_msghdr_from_user (net/socket.c:2650)
[   18.222206][  T408]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   18.222208][  T408]  ? move_addr_to_kernel (net/socket.c:258)
[   18.222216][  T408]  ___sys_sendmsg (net/socket.c:2767)
[   18.222219][  T408]  ? copy_msghdr_from_user (net/socket.c:2619)
[   18.222235][  T408]  __sys_sendmsg (net/socket.c:2799)
[   18.222238][  T408]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   18.222245][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.222249][  T408]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.222251][  T408]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.222254][  T408]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.222257][  T408] RIP: 0033:0x7fa5d5b9054e
[   18.222261][  T408] 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
[   18.222263][  T408] RSP: 002b:00007fffe3b35750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.222266][  T408] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa5d5b9054e
[   18.222267][  T408] RDX: 0000000000000000 RSI: 00007fffe3b35800 RDI: 0000000000000005
[   18.222268][  T408] RBP: 00007fffe3b35760 R08: 0000000000000000 R09: 0000000000000000
[   18.222269][  T408] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917e6f
[   18.222270][  T408] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe3b35ec0
| [   27.774722][  T519] softirqs last disabled at (19291): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   27.774725][  T519] Preemption disabled at:
| [   27.774725][  T519] vprintk_emit (kernel/printk/printk.c:2471)
| [   27.774735][  T519] Tainted: [W]=WARN
[   27.774736][  T519] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.774737][  T519] Call Trace:
[   27.774739][  T519]  <TASK>
[   27.774741][  T519]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.774746][  T519]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   27.774749][  T519]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.774753][  T519]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.774757][  T519]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   27.774763][  T519]  __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))
[   27.774765][  T519]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.774771][  T519]  ? 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)
[   27.774774][  T519]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.774777][  T519]  put_chars (drivers/char/virtio_console.c:1176)
[   27.774779][  T519]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   27.774782][  T519]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.774785][  T519]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.774788][  T519]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.774792][  T519]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.774795][  T519]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.774797][  T519]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.774802][  T519]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.774803][  T519]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   27.774806][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.774809][  T519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.774813][  T519]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.774817][  T519]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.774819][  T519]  ? 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))
[   27.774822][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.774825][  T519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.774829][  T519]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.774833][  T519]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.774835][  T519]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.774840][  T519]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.774843][  T519]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.774845][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.774847][  T519]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.774851][  T519]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.774853][  T519]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.774856][  T519]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.774861][  T519]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.774867][  T519]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   27.774870][  T519]  _printk (kernel/printk/printk.c:2504)
[   27.774874][  T519]  ? snapshot_read.cold (user.c:?)
[   27.774880][  T519]  ? 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)
[   27.774883][  T519] gact_init_module (net/sched/act_gact.c:180) act_gact
[   27.774886][  T519]  do_one_initcall (init/main.c:1357)
[   27.774888][  T519]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   27.774893][  T519]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   27.774896][  T519]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   27.774901][  T519]  do_init_module (kernel/module/main.c:3117)
[   27.774905][  T519]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.774909][  T519]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   27.774912][  T519]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   27.774917][  T519]  load_module (kernel/module/main.c:3593)
[   27.774924][  T519]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   27.774928][  T519]  ? __ia32_sys_fsconfig (??:?)
[   27.774931][  T519]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.774934][  T519]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.774938][  T519]  init_module_from_file (kernel/module/main.c:3790)
[   27.774941][  T519]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   27.774950][  T519]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.774954][  T519]  ? 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)
[   27.774957][  T519]  idempotent_init_module (kernel/module/main.c:3802)
[   27.774960][  T519]  ? init_module_from_file (kernel/module/main.c:3791)
[   27.774967][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.774969][  T519]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   27.774976][  T519]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   27.774978][  T519]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.774982][  T519]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   27.774984][  T519]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   27.774987][  T519]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.774989][  T519] RIP: 0033:0x7f506630a37d
[   27.774993][  T519] 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
[   27.774995][  T519] RSP: 002b:00007ffe2d1c7238 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   27.774998][  T519] RAX: ffffffffffffffda RBX: 000055c79cc15810 RCX: 00007f506630a37d
[   27.774999][  T519] RDX: 0000000000000000 RSI: 000055c76501fffd RDI: 0000000000000000
[   27.775000][  T519] RBP: 00007ffe2d1c72d0 R08: 0000000000000000 R09: 0000000000000000
[   27.775001][  T519] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c76501fffd
[   27.775002][  T519] R13: 000055c79cc15960 R14: 0000000000040000 R15: 0000000000000000
| [   29.079920][    C2] softirqs last disabled at (956575): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   29.079923][    C2] Preemption disabled at:
| [   29.079924][    C2] 0x0
| [   29.079939][    C2] Tainted: [W]=WARN
[   29.079940][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.079943][    C2] Call Trace:
[   29.079945][    C2]  <IRQ>
[   29.079947][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.079954][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.079959][    C2]  ? enqueue_to_backlog (net/core/dev.c:259 (discriminator 6) net/core/dev.c:5465 (discriminator 6))
[   29.079963][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.079968][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   29.079972][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.079977][    C2]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   29.079981][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.079985][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.079989][    C2]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.079992][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.079995][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   29.079998][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.080001][    C2]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   29.080005][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.080011][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.080013][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.080016][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.080019][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.080023][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.080026][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.080028][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.080031][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.080034][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   29.080037][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.080040][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.080044][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.080047][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.080049][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.080052][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.080054][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.080056][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.080059][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.080062][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.080065][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.080069][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.080071][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.080089][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.080091][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.080103][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.080114][    C2]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   29.080119][    C2]  _printk (kernel/printk/printk.c:2504)
[   29.080123][    C2]  ? snapshot_read.cold (user.c:?)
[   29.080125][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   29.080131][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.080134][    C2]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   29.080137][    C2]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   29.080141][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.080143][    C2]  ? _raw_write_unlock_irqrestore (??:?)
[   29.080148][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.080151][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.080153][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.080157][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.080160][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.080171][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.080174][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.080177][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.080189][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.080191][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.080203][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.080215][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.080226][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   29.080230][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.080233][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.080238][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.080241][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.080244][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.080247][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.080250][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.080263][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.080265][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.080270][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.080273][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.080276][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.080279][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.080282][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.080285][    C2]  handle_softirqs (kernel/softirq.c:645)
[   29.080288][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.080291][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.080294][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.080296][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   29.080299][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.080303][    C2]  </IRQ>
[   29.080304][    C2]  <TASK>
[   29.080305][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.080308][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.080311][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   29.080315][    C2] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   29.080318][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   29.080322][    C2] RAX: 00000000000e989d RBX: ff11000001bec6c0 RCX: ffffffff888f0307
[   29.080324][    C2] RDX: ff11000001bec6c0 RSI: ffffffff8b638af6 RDI: ffffffff8b08d8e0
[   29.080325][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   29.080327][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   29.080328][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   29.080331][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.080342][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   29.080344][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   29.080347][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.080350][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   29.080352][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   29.080355][    C2]  ? default_idle_call (kernel/sched/idle.c:129)
[   29.080358][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.080361][    C2]  do_idle (kernel/sched/idle.c:355)
[   29.080364][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   29.080366][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   29.080369][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   29.080372][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   29.171847][    C2]
| [   29.171954][    C2]
| [   29.171954][    C2] stack backtrace:
| [   29.172301][    C2] Tainted: [W]=WARN
[   29.172302][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.172304][    C2] Call Trace:
[   29.172306][    C2]  <IRQ>
[   29.172309][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.172314][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   29.172319][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.172322][    C2]  ? _raw_write_unlock_irqrestore (??:?)
[   29.172327][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.172330][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.172332][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.172341][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.172344][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.172359][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.172363][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.172366][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.172378][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.172381][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.172393][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.172405][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.172417][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   29.172421][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.172423][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.172428][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.172431][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.172434][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.172438][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.172440][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.172452][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.172455][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.172460][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.172464][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.172467][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.172469][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.172472][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.172475][    C2]  handle_softirqs (kernel/softirq.c:645)
[   29.172479][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.172481][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.172485][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.172487][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   29.172489][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.172492][    C2]  </IRQ>
[   29.172493][    C2]  <TASK>
[   29.172494][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.172497][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.172500][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   29.172503][    C2] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   29.172506][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   29.172509][    C2] RAX: 00000000000e989d RBX: ff11000001bec6c0 RCX: ffffffff888f0307
[   29.172511][    C2] RDX: ff11000001bec6c0 RSI: ffffffff8b638af6 RDI: ffffffff8b08d8e0
[   29.172513][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   29.172514][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   29.172516][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   29.172518][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.172522][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   29.172525][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   29.172527][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.172530][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   29.172532][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   29.172535][    C2]  ? default_idle_call (kernel/sched/idle.c:129)
[   29.172538][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.172541][    C2]  do_idle (kernel/sched/idle.c:355)
[   29.172543][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   29.172546][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   29.172549][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   29.172552][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  114.242754][   T12] softirqs last disabled at (40014): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  114.242756][   T12] Preemption disabled at:
| [  114.242757][   T12] vprintk_emit (kernel/printk/printk.c:2471)
| [  114.242769][   T12] Tainted: [W]=WARN
[  114.242770][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.242772][   T12] Workqueue: netns cleanup_net
[  114.242777][   T12] Call Trace:
[  114.242779][   T12]  <TASK>
[  114.242780][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  114.242786][   T12]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  114.242788][   T12]  __might_resched.cold (kernel/sched/core.c:9234)
[  114.242791][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  114.242795][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.242798][   T12]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  114.242802][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  114.242804][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  114.242808][   T12]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  114.242810][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  114.242812][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[  114.242819][   T12]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[  114.242820][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  114.242822][   T12]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  114.242825][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  114.242828][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  114.242830][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[  114.242831][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  114.242833][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.242835][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.242836][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  114.242839][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[  114.242841][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  114.242843][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.242845][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.242846][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.242848][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  114.242850][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  114.242852][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[  114.242854][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  114.242857][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  114.242858][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  114.242860][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  114.242862][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.242863][   T12]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  114.242865][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  114.242866][   T12]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  114.242868][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  114.242870][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  114.242872][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[  114.242875][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  114.242876][   T12]  ? process_one_work (kernel/workqueue.c:3387)
[  114.242879][   T12]  ? kthread (kernel/kthread.c:436)
[  114.242881][   T12]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  114.242883][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  114.242886][   T12]  _printk (kernel/printk/printk.c:2504)
[  114.242889][   T12]  ? snapshot_read.cold (user.c:?)
[  114.242891][   T12]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  114.242894][   T12]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  114.242896][   T12]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  114.242897][   T12]  ? netdev_notice (net/core/dev.c:13194)
[  114.242900][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.242902][   T12]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  114.242903][   T12]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  114.242906][   T12]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  114.242908][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  114.242910][   T12]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  114.242914][   T12]  dev_set_allmulti (net/core/dev_api.c:315)
[  114.242917][   T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  114.242932][   T12] br_dev_delete (net/bridge/br_if.c:387) bridge
[  114.242941][   T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[  114.242950][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  114.242952][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[  114.242955][   T12]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  114.242958][   T12]  cleanup_net (net/core/net_namespace.c:706)
[  114.242960][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  114.242962][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  114.242964][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.242967][   T12]  process_one_work (kernel/workqueue.c:3387)
[  114.242970][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  114.242973][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  114.242975][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  114.242978][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  114.242980][   T12]  kthread (kernel/kthread.c:436)
[  114.242982][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  114.242984][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  114.242985][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  114.242987][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  114.242989][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  114.242992][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  114.242993][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  115.255006][  T756] softirqs last disabled at (0): 0x0
| [  115.255008][  T756] Preemption disabled at:
| [  115.255009][  T756] vprintk_emit (kernel/printk/printk.c:2471)
| [  115.255020][  T756] Tainted: [W]=WARN
[  115.255021][  T756] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.255023][  T756] Call Trace:
[  115.255024][  T756]  <TASK>
[  115.255025][  T756]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  115.255031][  T756]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  115.255033][  T756]  __might_resched.cold (kernel/sched/core.c:9234)
[  115.255037][  T756]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  115.255040][  T756]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[  115.255043][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255046][  T756]  __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))
[  115.255050][  T756]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  115.255052][  T756]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  115.255056][  T756]  ? 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)
[  115.255058][  T756]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  115.255060][  T756]  put_chars (drivers/char/virtio_console.c:1176)
[  115.255062][  T756]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  115.255064][  T756]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  115.255067][  T756]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  115.255070][  T756]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  115.255072][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255073][  T756]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.255076][  T756]  console_emit_next_record (kernel/printk/printk.c:3183)
[  115.255078][  T756]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  115.255080][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255082][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255084][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255085][  T756]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.255087][  T756]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  115.255089][  T756]  console_flush_one_record (kernel/printk/printk.c:3268)
[  115.255091][  T756]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  115.255094][  T756]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  115.255096][  T756]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.255097][  T756]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  115.255099][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255100][  T756]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  115.255102][  T756]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  115.255103][  T756]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  115.255106][  T756]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  115.255108][  T756]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  115.255110][  T756]  vprintk_emit (kernel/printk/printk.c:2479)
[  115.255112][  T756]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  115.255114][  T756]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  115.255116][  T756]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.255119][  T756]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  115.255121][  T756]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  115.255123][  T756]  ? ___sys_sendmsg (net/socket.c:2767)
[  115.255125][  T756]  ? __sys_sendmsg (net/socket.c:2799)
[  115.255126][  T756]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  115.255130][  T756]  _printk (kernel/printk/printk.c:2504)
[  115.255133][  T756]  ? snapshot_read.cold (user.c:?)
[  115.255135][  T756]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  115.255138][  T756]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  115.255140][  T756]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  115.255141][  T756]  ? netdev_notice (net/core/dev.c:13194)
[  115.255143][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255145][  T756]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  115.255147][  T756]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  115.255150][  T756]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  115.255151][  T756]  ? 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)
[  115.255154][  T756]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  115.255157][  T756]  dev_set_allmulti (net/core/dev_api.c:315)
[  115.255159][  T756] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  115.255171][  T756]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  115.255175][  T756]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  115.255178][  T756] br_del_if (net/bridge/br_if.c:732) bridge
[  115.255185][  T756]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  115.255187][  T756]  do_set_master (net/core/rtnetlink.c:3055)
[  115.255190][  T756]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  115.255193][  T756]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  115.255195][  T756]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  115.255196][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255198][  T756]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  115.255202][  T756]  ? kasan_save_stack (mm/kasan/common.c:58)
[  115.255204][  T756]  ? kasan_save_stack (mm/kasan/common.c:57)
[  115.255206][  T756]  ? kasan_save_track (mm/kasan/common.c:78)
[  115.255208][  T756]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  115.255210][  T756]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  115.255212][  T756]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  115.255214][  T756]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  115.255216][  T756]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  115.255218][  T756]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.255220][  T756]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  115.255222][  T756]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  115.255224][  T756]  ? ___sys_sendmsg (net/socket.c:2767)
[  115.255226][  T756]  ? __sys_sendmsg (net/socket.c:2799)
[  115.255229][  T756]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  115.255231][  T756]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.255234][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255237][  T756]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.255238][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255240][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255242][  T756]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  115.255244][  T756]  ? __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)
[  115.255246][  T756]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  115.255248][  T756]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  115.255250][  T756]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  115.255251][  T756]  ? nla_get_range_signed (lib/nlattr.c:270)
[  115.255253][  T756]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  115.255255][  T756]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  115.255257][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255259][  T756]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  115.255260][  T756]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.255262][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255264][  T756]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  115.255266][  T756]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  115.255267][  T756]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  115.255269][  T756]  ? __kernel_text_address (kernel/extable.c:79)
[  115.255270][  T756]  ? write_profile (profile.c:?)
[  115.255272][  T756]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  115.255274][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255276][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255277][  T756]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  115.255281][  T756]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.255282][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255284][  T756]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  115.255286][  T756]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  115.255287][  T756]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.255289][  T756]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  115.255290][  T756]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  115.255293][  T756]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  115.255294][  T756]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.255296][  T756]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  115.255297][  T756]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.255299][  T756]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  115.255301][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255303][  T756]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  115.255305][  T756]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.255307][  T756]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.255309][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255310][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255312][  T756]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.255314][  T756]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  115.255316][  T756]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  115.255318][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255320][  T756]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  115.255322][  T756]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  115.255323][  T756]  ? copy_msghdr_from_user (net/socket.c:2650)
[  115.255325][  T756]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  115.255327][  T756]  ? move_addr_to_kernel (net/socket.c:258)
[  115.255328][  T756]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  115.255331][  T756]  ___sys_sendmsg (net/socket.c:2767)
[  115.255332][  T756]  ? copy_msghdr_from_user (net/socket.c:2619)
[  115.255337][  T756]  __sys_sendmsg (net/socket.c:2799)
[  115.255339][  T756]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  115.255342][  T756]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.255344][  T756]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  115.255346][  T756]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  115.255347][  T756]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.255349][  T756] RIP: 0033:0x7ff7d95d954e
[  115.255351][  T756] 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
[  115.255353][  T756] RSP: 002b:00007fff7acb1110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.255356][  T756] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff7d95d954e
[  115.255358][  T756] RDX: 0000000000000000 RSI: 00007fff7acb11c0 RDI: 0000000000000005
[  115.255359][  T756] RBP: 00007fff7acb1120 R08: 0000000000000000 R09: 0000000000000000
[  115.255359][  T756] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ed0


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