======================================
| [    9.288882][  T203] softirqs last disabled at (19139): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.288884][  T203] Preemption disabled at:
| [    9.288885][  T203] 0x0
| [    9.288895][  T203] Tainted: [W]=WARN
[    9.288896][  T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.288898][  T203] Call Trace:
[    9.288899][  T203]  <TASK>
[    9.288901][  T203]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.288907][  T203]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.288911][  T203]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.288915][  T203]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.288920][  T203]  __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))
[    9.288922][  T203]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.288930][  T203]  ? 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)
[    9.288932][  T203]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.288936][  T203]  put_chars (drivers/char/virtio_console.c:1176)
[    9.288938][  T203]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.288940][  T203]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.288943][  T203]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.288948][  T203]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.288956][  T203]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.288958][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.288960][  T203]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.288964][  T203]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.288968][  T203]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.288970][  T203]  ? 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))
[    9.288973][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.288975][  T203]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.288979][  T203]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.288983][  T203]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.288985][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.288990][  T203]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.288993][  T203]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.288995][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.288996][  T203]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[    9.289000][  T203]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.289002][  T203]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.289004][  T203]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.289007][  T203]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.289010][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.289014][  T203]  _printk (kernel/printk/printk.c:2504)
[    9.289017][  T203]  ? snapshot_read.cold (user.c:?)
[    9.289020][  T203]  ? 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)
[    9.289022][  T203]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.289026][  T203]  ? 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)
[    9.289029][  T203]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.289033][  T203]  ? exit_notify (kernel/exit.c:780)
[    9.289034][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.289037][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.289040][  T203]  do_group_exit (kernel/exit.c:1151)
[    9.289043][  T203]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.289045][  T203]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.289047][  T203]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.289051][  T203]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.289054][  T203]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.289056][  T203] RIP: 0033:0x7fa80d6e21b8
[    9.289058][  T203] Code: Unable to access opcode bytes at 0x7fa80d6e218e.

Code starting with the faulting instruction
===========================================
[    9.289059][  T203] RSP: 002b:00007ffea3eb7f88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.289062][  T203] RAX: ffffffffffffffda RBX: 00007fa80d812f88 RCX: 00007fa80d6e21b8
[    9.289063][  T203] RDX: 00007fa80d42cfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.289064][  T203] RBP: 00007ffea3eb7fe0 R08: 0000000000000000 R09: 0000000000000060
[    9.289065][  T203] R10: 00007ffea3eb7da0 R11: 0000000000000246 R12: 0000000000000001
[    9.289066][  T203] R13: 0000000000000000 R14: 00007fa80d811680 R15: 00007fa80d812fa0
| [   27.587142][ T1119] softirqs last disabled at (18413): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   27.587145][ T1119] Preemption disabled at:
| [   27.587145][ T1119] vprintk_emit (kernel/printk/printk.c:2471)
| [   27.587159][ T1119] Tainted: [W]=WARN
[   27.587160][ T1119] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.587162][ T1119] Call Trace:
[   27.587163][ T1119]  <TASK>
[   27.587165][ T1119]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.587170][ T1119]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   27.587172][ T1119]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.587177][ T1119]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.587181][ T1119]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   27.587185][ T1119]  __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))
[   27.587187][ T1119]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.587194][ T1119]  ? 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)
[   27.587197][ T1119]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.587200][ T1119]  put_chars (drivers/char/virtio_console.c:1176)
[   27.587203][ T1119]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.587204][ T1119]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.587207][ T1119]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.587213][ T1119]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.587220][ T1119]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.587223][ T1119]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.587225][ T1119]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.587229][ T1119]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.587233][ T1119]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.587234][ T1119]  ? 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))
[   27.587238][ T1119]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.587239][ T1119]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.587243][ T1119]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.587247][ T1119]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.587249][ T1119]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.587255][ T1119]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.587258][ T1119]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.587259][ T1119]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.587261][ T1119]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   27.587265][ T1119]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.587267][ T1119]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.587269][ T1119]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.587273][ T1119]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.587278][ T1119]  ? exit_u32 (./include/net/pkt_cls.h:188 ./include/net/pkt_cls.h:231 net/sched/cls_u32.c:1373) cls_u32
[   27.587281][ T1119]  _printk (kernel/printk/printk.c:2504)
[   27.587284][ T1119]  ? snapshot_read.cold (user.c:?)
[   27.587291][ T1119]  ? 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)
[   27.587294][ T1119] init_u32 (net/sched/cls_u32.c:1370) cls_u32
[   27.587297][ T1119]  do_one_initcall (init/main.c:1357)
[   27.587300][ T1119]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   27.587305][ T1119]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   27.587307][ T1119]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   27.587313][ T1119]  do_init_module (kernel/module/main.c:3117)
[   27.587316][ T1119]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.587320][ T1119]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   27.587322][ T1119]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   27.587326][ T1119]  load_module (kernel/module/main.c:3593)
[   27.587331][ T1119]  ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11))
[   27.587336][ T1119]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   27.587339][ T1119]  ? __ia32_sys_fsconfig (??:?)
[   27.587343][ T1119]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.587345][ T1119]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.587348][ T1119]  init_module_from_file (kernel/module/main.c:3790)
[   27.587351][ T1119]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   27.587358][ T1119]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.587362][ T1119]  ? 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)
[   27.587365][ T1119]  idempotent_init_module (kernel/module/main.c:3802)
[   27.587368][ T1119]  ? init_module_from_file (kernel/module/main.c:3791)
[   27.587374][ T1119]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   27.587375][ T1119]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   27.587380][ T1119]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   27.587382][ T1119]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.587386][ T1119]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   27.587389][ T1119]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   27.587391][ T1119]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.587393][ T1119] RIP: 0033:0x7f3128ac937d
[   27.587397][ T1119] 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
[   27.587399][ T1119] RSP: 002b:00007ffc4ebd7aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   27.587401][ T1119] RAX: ffffffffffffffda RBX: 0000556db8b16810 RCX: 00007f3128ac937d
[   27.587403][ T1119] RDX: 0000000000000000 RSI: 0000556da160dffd RDI: 0000000000000000
[   27.587404][ T1119] RBP: 00007ffc4ebd7b40 R08: 0000000000000000 R09: 0000000000000000
[   27.587405][ T1119] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556da160dffd
[   27.587405][ T1119] R13: 0000556db8b16950 R14: 0000000000040000 R15: 0000000000000000
| [   29.250639][ T1206] softirqs last disabled at (19901): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   29.250642][ T1206] Preemption disabled at:
| [   29.250643][ T1206] vprintk_emit (kernel/printk/printk.c:2471)
| [   29.250652][ T1206] Tainted: [W]=WARN
[   29.250653][ T1206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.250655][ T1206] Call Trace:
[   29.250656][ T1206]  <TASK>
[   29.250658][ T1206]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.250663][ T1206]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   29.250665][ T1206]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.250670][ T1206]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.250674][ T1206]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   29.250678][ T1206]  __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))
[   29.250680][ T1206]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.250687][ T1206]  ? 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)
[   29.250690][ T1206]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.250693][ T1206]  put_chars (drivers/char/virtio_console.c:1176)
[   29.250696][ T1206]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.250697][ T1206]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.250701][ T1206]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.250706][ T1206]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.250711][ T1206]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.250715][ T1206]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.250720][ T1206]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.250723][ T1206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.250727][ T1206]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.250731][ T1206]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.250734][ T1206]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   29.250737][ T1206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.250739][ T1206]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.250743][ T1206]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.250747][ T1206]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.250749][ T1206]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.250754][ T1206]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.250757][ T1206]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.250759][ T1206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.250761][ T1206]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   29.250764][ T1206]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.250766][ T1206]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.250769][ T1206]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.250773][ T1206]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.250778][ T1206]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   29.250782][ T1206]  _printk (kernel/printk/printk.c:2504)
[   29.250785][ T1206]  ? snapshot_read.cold (user.c:?)
[   29.250791][ T1206]  ? 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)
[   29.250794][ T1206] ip6gre_init (net/ipv6/ip6_gre.c:223) ip6_gre
[   29.250798][ T1206]  do_one_initcall (init/main.c:1357)
[   29.250801][ T1206]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   29.250806][ T1206]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   29.250808][ T1206]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   29.250813][ T1206]  do_init_module (kernel/module/main.c:3117)
[   29.250816][ T1206]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.250820][ T1206]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   29.250823][ T1206]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   29.250827][ T1206]  load_module (kernel/module/main.c:3593)
[   29.250832][ T1206]  ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11))
[   29.250836][ T1206]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   29.250840][ T1206]  ? __ia32_sys_fsconfig (??:?)
[   29.250844][ T1206]  ? backing_file_read_iter (fs/backing-file.c:211)
[   29.250847][ T1206]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.250850][ T1206]  init_module_from_file (kernel/module/main.c:3790)
[   29.250853][ T1206]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   29.250861][ T1206]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.250864][ T1206]  ? 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)
[   29.250867][ T1206]  idempotent_init_module (kernel/module/main.c:3802)
[   29.250870][ T1206]  ? init_module_from_file (kernel/module/main.c:3791)
[   29.250876][ T1206]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   29.250878][ T1206]  ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769)
[   29.250883][ T1206]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   29.250885][ T1206]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.250889][ T1206]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.250892][ T1206]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.250894][ T1206]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.250897][ T1206] RIP: 0033:0x7f29f915c37d
[   29.250900][ T1206] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   29.250902][ T1206] RSP: 002b:00007ffcf0467b88 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   29.250905][ T1206] RAX: ffffffffffffffda RBX: 000056501260a810 RCX: 00007f29f915c37d
[   29.250906][ T1206] RDX: 0000000000000000 RSI: 0000564ffbef5ffd RDI: 0000000000000000
[   29.250907][ T1206] RBP: 00007ffcf0467c20 R08: 0000000000000000 R09: 0000000000000000
[   29.250908][ T1206] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564ffbef5ffd
[   29.250909][ T1206] R13: 000056501260a9a0 R14: 0000000000040000 R15: 0000000000000000
| [   29.365026][   T10]  #11: ffffffff9429d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
| [   29.365030][   T10]
| [   29.365030][   T10] stack backtrace:
| [   29.365036][   T10] Tainted: [W]=WARN
[   29.365037][   T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.365039][   T10] Workqueue: mld mld_ifc_work
[   29.365041][   T10] Call Trace:
[   29.365043][   T10]  <TASK>
[   29.365045][   T10]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.365051][   T10]  lockdep_rcu_suspicious.cold (kernel/locking/lockdep.c:6938)
[   29.365057][   T10]  __might_resched (kernel/sched/core.c:9196 (discriminator 9))
[   29.365062][   T10]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.365065][   T10]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   29.365069][   T10]  __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))
[   29.365071][   T10]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.365078][   T10]  ? 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)
[   29.365081][   T10]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.365085][   T10]  put_chars (drivers/char/virtio_console.c:1176)
[   29.365088][   T10]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.365091][   T10]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   29.365097][   T10]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.365105][   T10]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.365108][   T10]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.365110][   T10]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.365115][   T10]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.365119][   T10]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.365121][   T10]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   29.365124][   T10]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.365126][   T10]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.365130][   T10]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.365135][   T10]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.365137][   T10]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.365142][   T10]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.365145][   T10]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.365147][   T10]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.365149][   T10]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   29.365153][   T10]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.365155][   T10]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.365158][   T10]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.365171][   T10]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.365173][   T10]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.365178][   T10]  _printk (kernel/printk/printk.c:2504)
[   29.365181][   T10]  ? snapshot_read.cold (user.c:?)
[   29.365183][   T10]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   29.365189][   T10]  ? idr_get_free (??:?)
[   29.365195][   T10]  ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3))
[   29.365200][   T10] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:888) ip6_gre
[   29.365206][   T10]  ? __gre6_xmit (./include/net/gre.h:135 (discriminator 2)) ip6_gre
[   29.365209][   T10]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   29.365212][   T10]  ? netif_skb_features (net/core/dev.c:3793 net/core/dev.c:3922)
[   29.365216][   T10]  ? mark_lock_irq (kernel/locking/lockdep.c:4265 (discriminator 1) kernel/locking/lockdep.c:4314 (discriminator 1))
[   29.365218][   T10]  ? skb_network_protocol (./include/linux/skbuff.h:2534)
[   29.365222][   T10]  ? save_trace (kernel/locking/lockdep.c:558 kernel/locking/lockdep.c:594)
[   29.365228][   T10]  dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953)
[   29.365233][   T10]  sch_direct_xmit (net/sched/sch_generic.c:372)
[   29.365238][   T10]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.365240][   T10]  ? dequeue_skb (./include/trace/events/qdisc.h:14 (discriminator 19))
[   29.365243][   T10]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   29.365244][   T10]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.365246][   T10]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.365251][   T10]  __dev_xmit_skb (net/core/dev.c:4262)
[   29.365256][   T10]  ? alloc_netdev_dummy (net/core/dev.c:12327)
[   29.365258][   T10]  ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2))
[   29.365261][   T10]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.365263][   T10]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.365267][   T10]  __dev_queue_xmit (net/core/dev.c:4884)
[   29.365270][   T10]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.365275][   T10]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.365277][   T10]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.365279][   T10]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   29.365282][   T10]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   29.365286][   T10]  ? eth_header (net/ethernet/eth.c:99)
[   29.365290][   T10]  ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611)
[   29.365297][   T10]  ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3))
[   29.365303][   T10]  ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269)
[   29.365305][   T10]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.365308][   T10]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.365311][   T10]  ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2))
[   29.365316][   T10]  ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221)
[   29.365321][   T10]  ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248)
[   29.365324][   T10]  ? ip6_finish_output (./include/linux/skbuff.h:1165)
[   29.365326][   T10]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.365328][   T10]  ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049)
[   29.365331][   T10]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   29.365334][   T10]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   29.365337][   T10]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   29.365339][   T10]  ? icmp6_dst_alloc (net/ipv6/route.c:3364)
[   29.365343][   T10]  mld_sendpack (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) ./include/linux/netfilter.h:319 (discriminator 4) net/ipv6/mcast.c:1870 (discriminator 4))
[   29.365348][   T10]  ? mld_dad_start_work (net/ipv6/mcast.c:1133)
[   29.365354][   T10]  ? mld_send_cr (./include/linux/lockdep.h:249 net/ipv6/mcast.c:2148)
[   29.365358][   T10]  mld_ifc_work (net/ipv6/mcast.c:2711)
[   29.365360][   T10]  ? process_one_work (kernel/workqueue.c:3363 (discriminator 2))
[   29.365362][   T10]  process_one_work (kernel/workqueue.c:3387)
[   29.365369][   T10]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   29.365372][   T10]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.365380][   T10]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   29.365385][   T10]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   29.365387][   T10]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   29.365390][   T10]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   29.365393][   T10]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   29.365395][   T10]  kthread (kernel/kthread.c:436)
[   29.365398][   T10]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.365401][   T10]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   29.365404][   T10]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.365408][   T10]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   29.365412][   T10]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.365415][   T10]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   29.365418][   T10]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   30.725114][   T50] softirqs last disabled at (1732794): __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2))
| [   30.725116][   T50] Preemption disabled at:
| [   30.725117][   T50] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2))
| [   30.725126][   T50] Tainted: [W]=WARN
[   30.725127][   T50] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.725128][   T50] Workqueue: mld mld_ifc_work
[   30.725131][   T50] Call Trace:
[   30.725133][   T50]  <TASK>
[   30.725135][   T50]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.725140][   T50]  ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2))
[   30.725143][   T50]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.725147][   T50]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.725151][   T50]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   30.725156][   T50]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   30.725158][   T50]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.725164][   T50]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.725175][   T50]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.725178][   T50]  put_chars (drivers/char/virtio_console.c:1176)
[   30.725181][   T50]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.725184][   T50]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   30.725190][   T50]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.725194][   T50]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.725199][   T50]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.725202][   T50]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.725208][   T50]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.725212][   T50]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.725214][   T50]  ? 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))
[   30.725217][   T50]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.725219][   T50]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.725223][   T50]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.725227][   T50]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.725229][   T50]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.725235][   T50]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.725238][   T50]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.725240][   T50]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.725241][   T50]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   30.725245][   T50]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.725247][   T50]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.725250][   T50]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.725253][   T50]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.725255][   T50]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.725260][   T50]  _printk (kernel/printk/printk.c:2504)
[   30.725263][   T50]  ? snapshot_read.cold (user.c:?)
[   30.725265][   T50]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   30.725271][   T50]  ? idr_get_free (??:?)
[   30.725276][   T50]  ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3))
[   30.725281][   T50] ip6erspan_tunnel_xmit (net/ipv6/ip6_gre.c:936) ip6_gre
[   30.725289][   T50]  ? ip6gre_tunnel_siocdevprivate (net/ipv6/ip6_gre.c:1200) ip6_gre
[   30.725293][   T50]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   30.725304][   T50]  dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953)
[   30.725309][   T50]  sch_direct_xmit (net/sched/sch_generic.c:372)
[   30.725313][   T50]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.725315][   T50]  ? dequeue_skb (./include/trace/events/qdisc.h:14 (discriminator 19))
[   30.725318][   T50]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   30.725319][   T50]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.725321][   T50]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.725326][   T50]  __dev_xmit_skb (net/core/dev.c:4262)
[   30.725330][   T50]  ? alloc_netdev_dummy (net/core/dev.c:12327)
[   30.725332][   T50]  ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2))
[   30.725335][   T50]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.725337][   T50]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.725341][   T50]  __dev_queue_xmit (net/core/dev.c:4884)
[   30.725344][   T50]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.725349][   T50]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.725350][   T50]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.725353][   T50]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   30.725356][   T50]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   30.725360][   T50]  ? eth_header (net/ethernet/eth.c:99)
[   30.725363][   T50]  ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611)
[   30.725369][   T50]  ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3))
[   30.725375][   T50]  ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269)
[   30.725377][   T50]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.725380][   T50]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.725383][   T50]  ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2))
[   30.725388][   T50]  ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221)
[   30.725392][   T50]  ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248)
[   30.725396][   T50]  ? ip6_finish_output (./include/linux/skbuff.h:1165)
[   30.725397][   T50]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.725400][   T50]  ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049)
[   30.725402][   T50]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   30.725406][   T50]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   30.725408][   T50]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   30.725411][   T50]  ? icmp6_dst_alloc (net/ipv6/route.c:3364)
[   30.725414][   T50]  mld_sendpack (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) ./include/linux/netfilter.h:319 (discriminator 4) net/ipv6/mcast.c:1870 (discriminator 4))
[   30.725419][   T50]  ? mld_dad_start_work (net/ipv6/mcast.c:1133)
[   30.725425][   T50]  ? mld_send_cr (./include/linux/lockdep.h:249 net/ipv6/mcast.c:2148)
[   30.725429][   T50]  mld_ifc_work (net/ipv6/mcast.c:2711)
[   30.725431][   T50]  ? process_one_work (kernel/workqueue.c:3363 (discriminator 2))
[   30.725433][   T50]  process_one_work (kernel/workqueue.c:3387)
[   30.725439][   T50]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   30.725443][   T50]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.725450][   T50]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   30.725455][   T50]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   30.725457][   T50]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   30.725460][   T50]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   30.725463][   T50]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   30.725465][   T50]  kthread (kernel/kthread.c:436)
[   30.725467][   T50]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.725470][   T50]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   30.725473][   T50]  ret_from_fork (arch/x86/kernel/process.c:158)
[   30.725478][   T50]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   30.725481][   T50]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   30.725485][   T50]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   30.725488][   T50]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.816652][ T1330] softirqs last disabled at (16242): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   31.816654][ T1330] Preemption disabled at:
| [   31.816655][ T1330] vprintk_emit (kernel/printk/printk.c:2471)
| [   31.816663][ T1330] Tainted: [W]=WARN
[   31.816664][ T1330] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.816666][ T1330] Call Trace:
[   31.816667][ T1330]  <TASK>
[   31.816668][ T1330]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   31.816675][ T1330]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   31.816676][ T1330]  __might_resched.cold (kernel/sched/core.c:9234)
[   31.816681][ T1330]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   31.816685][ T1330]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   31.816689][ T1330]  __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))
[   31.816691][ T1330]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.816698][ T1330]  ? 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)
[   31.816700][ T1330]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.816706][ T1330]  put_chars (drivers/char/virtio_console.c:1176)
[   31.816709][ T1330]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   31.816715][ T1330]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   31.816723][ T1330]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   31.816726][ T1330]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.816731][ T1330]  console_emit_next_record (kernel/printk/printk.c:3183)
[   31.816735][ T1330]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   31.816737][ T1330]  ? 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))
[   31.816740][ T1330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.816743][ T1330]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.816747][ T1330]  console_flush_one_record (kernel/printk/printk.c:3268)
[   31.816751][ T1330]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   31.816753][ T1330]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.816758][ T1330]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   31.816761][ T1330]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   31.816763][ T1330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.816765][ T1330]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   31.816769][ T1330]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   31.816770][ T1330]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   31.816773][ T1330]  vprintk_emit (kernel/printk/printk.c:2479)
[   31.816776][ T1330]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   31.816782][ T1330]  _printk (kernel/printk/printk.c:2504)
[   31.816785][ T1330]  ? snapshot_read.cold (user.c:?)
[   31.816787][ T1330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.816789][ T1330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.816790][ T1330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.816792][ T1330]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   31.816793][ T1330]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   31.816797][ T1330]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   31.816801][ T1330]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   31.816804][ T1330]  ? netdev_notice (net/core/dev.c:13194)
[   31.816805][ T1330]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   31.816811][ T1330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.816816][ T1330]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   31.816819][ T1330]  ? dev_set_allmulti (./include/linux/netdevice.h:2861 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/core/dev_api.c:314)
[   31.816821][ T1330]  dev_set_allmulti (net/core/dev_api.c:315)
[   31.816823][ T1330]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[   31.816827][ T1330]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   31.816833][ T1330]  br_dev_delete (net/bridge/br_if.c:387)
[   31.816836][ T1330]  rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694)
[   31.816838][ T1330]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   31.816840][ T1330]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.816842][ T1330]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.816844][ T1330]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   31.816866][ T1330]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.816868][ T1330]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.816871][ T1330]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.816872][ T1330]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   31.816875][ T1330]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.816879][ T1330]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.816881][ T1330]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.816883][ T1330]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   31.816885][ T1330]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.816889][ T1330]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   31.816891][ T1330]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   31.816894][ T1330]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.816895][ T1330]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.816900][ T1330]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.816902][ T1330]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.816905][ T1330]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   31.816908][ T1330]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.816911][ T1330]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.816918][ T1330]  ? 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))
[   31.816920][ T1330]  ? 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))
[   31.816924][ T1330]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.816928][ T1330]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.816931][ T1330]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.816935][ T1330]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   31.816939][ T1330]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   31.816943][ T1330]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.816945][ T1330]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   31.816950][ T1330]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   31.816954][ T1330]  ____sys_sendmsg (net/socket.c:2713)
[   31.816956][ T1330]  ? copy_msghdr_from_user (net/socket.c:2650)
[   31.816959][ T1330]  ? sock_write_iter (net/socket.c:1269)
[   31.816960][ T1330]  ? move_addr_to_kernel (net/socket.c:258)
[   31.816968][ T1330]  ___sys_sendmsg (net/socket.c:2767)
[   31.816970][ T1330]  ? copy_msghdr_from_user (net/socket.c:2619)
[   31.816987][ T1330]  __sys_sendmsg (net/socket.c:2799)
[   31.816990][ T1330]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   31.816996][ T1330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.816999][ T1330]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   31.817002][ T1330]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   31.817005][ T1330]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.817007][ T1330] RIP: 0033:0x7fdb5400f54e
[   31.817011][ T1330] 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
[   31.817012][ T1330] RSP: 002b:00007ffcbf41fa20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.817015][ T1330] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdb5400f54e
[   31.817016][ T1330] RDX: 0000000000000000 RSI: 00007ffcbf41fad0 RDI: 0000000000000005
[   31.817017][ T1330] RBP: 00007ffcbf41fa30 R08: 0000000000000000 R09: 0000000000000000
[   31.817018][ T1330] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90efb1
[   31.817019][ T1330] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcbf420190
| [   63.404341][ T3560] softirqs last disabled at (17401): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   63.404343][ T3560] Preemption disabled at:
| [   63.404344][ T3560] vprintk_emit (kernel/printk/printk.c:2471)
| [   63.404352][ T3560] Tainted: [W]=WARN
[   63.404353][ T3560] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.404355][ T3560] Call Trace:
[   63.404356][ T3560]  <TASK>
[   63.404358][ T3560]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   63.404363][ T3560]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   63.404365][ T3560]  __might_resched.cold (kernel/sched/core.c:9234)
[   63.404370][ T3560]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   63.404374][ T3560]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   63.404378][ T3560]  __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))
[   63.404380][ T3560]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   63.404386][ T3560]  ? 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)
[   63.404389][ T3560]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   63.404393][ T3560]  put_chars (drivers/char/virtio_console.c:1176)
[   63.404395][ T3560]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   63.404396][ T3560]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   63.404400][ T3560]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   63.404403][ T3560]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   63.404407][ T3560]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   63.404411][ T3560]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   63.404416][ T3560]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   63.404419][ T3560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.404423][ T3560]  console_emit_next_record (kernel/printk/printk.c:3183)
[   63.404427][ T3560]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   63.404429][ T3560]  ? 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))
[   63.404432][ T3560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.404433][ T3560]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.404437][ T3560]  console_flush_one_record (kernel/printk/printk.c:3268)
[   63.404441][ T3560]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   63.404443][ T3560]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   63.404448][ T3560]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   63.404451][ T3560]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   63.404453][ T3560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.404455][ T3560]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   63.404458][ T3560]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   63.404460][ T3560]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   63.404463][ T3560]  vprintk_emit (kernel/printk/printk.c:2479)
[   63.404466][ T3560]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   63.404468][ T3560]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   63.404471][ T3560]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4989 (discriminator 2))
[   63.404475][ T3560]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   63.404477][ T3560]  _printk (kernel/printk/printk.c:2504)
[   63.404480][ T3560]  ? snapshot_read.cold (user.c:?)
[   63.404482][ T3560]  ? alloc_workqueue_lockdep_map (kernel/workqueue.c:6092)
[   63.404489][ T3560] macsec_init (drivers/net/macsec.c:358 (discriminator 1)) macsec
[   63.404493][ T3560]  do_one_initcall (init/main.c:1357)
[   63.404496][ T3560]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   63.404501][ T3560]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   63.404503][ T3560]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   63.404509][ T3560]  do_init_module (kernel/module/main.c:3117)
[   63.404512][ T3560]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   63.404516][ T3560]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   63.404519][ T3560]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   63.404522][ T3560]  load_module (kernel/module/main.c:3593)
[   63.404527][ T3560]  ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11))
[   63.404532][ T3560]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   63.404536][ T3560]  ? backing_file_read_iter (fs/backing-file.c:211)
[   63.404540][ T3560]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   63.404543][ T3560]  init_module_from_file (kernel/module/main.c:3790)
[   63.404545][ T3560]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   63.404552][ T3560]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   63.404556][ T3560]  ? 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)
[   63.404559][ T3560]  idempotent_init_module (kernel/module/main.c:3802)
[   63.404561][ T3560]  ? init_module_from_file (kernel/module/main.c:3791)
[   63.404567][ T3560]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   63.404569][ T3560]  ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769)
[   63.404574][ T3560]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   63.404575][ T3560]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   63.404579][ T3560]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   63.404582][ T3560]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   63.404585][ T3560]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.404587][ T3560] RIP: 0033:0x7fd2f7bd237d
[   63.404590][ T3560] 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
[   63.404592][ T3560] RSP: 002b:00007ffdd3b6cef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   63.404595][ T3560] RAX: ffffffffffffffda RBX: 00005647b12bc810 RCX: 00007fd2f7bd237d
[   63.404596][ T3560] RDX: 0000000000000000 RSI: 0000564786ba3ffd RDI: 0000000000000000
[   63.404597][ T3560] RBP: 00007ffdd3b6cf90 R08: 0000000000000000 R09: 0000000000000000
[   63.404598][ T3560] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564786ba3ffd
[   63.404599][ T3560] R13: 00005647b12bc960 R14: 0000000000040000 R15: 0000000000000000
| [   64.414090][ T3623] softirqs last disabled at (20742): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   64.414093][ T3623] Preemption disabled at:
| [   64.414093][ T3623] vprintk_emit (kernel/printk/printk.c:2471)
| [   64.414102][ T3623] Tainted: [W]=WARN
[   64.414103][ T3623] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.414104][ T3623] Call Trace:
[   64.414106][ T3623]  <TASK>
[   64.414107][ T3623]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   64.414113][ T3623]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   64.414114][ T3623]  __might_resched.cold (kernel/sched/core.c:9234)
[   64.414119][ T3623]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   64.414123][ T3623]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   64.414127][ T3623]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   64.414129][ T3623]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   64.414135][ T3623]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   64.414138][ T3623]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   64.414141][ T3623]  put_chars (drivers/char/virtio_console.c:1176)
[   64.414143][ T3623]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   64.414150][ T3623]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   64.414157][ T3623]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   64.414160][ T3623]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.414165][ T3623]  console_emit_next_record (kernel/printk/printk.c:3183)
[   64.414168][ T3623]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   64.414170][ T3623]  ? 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))
[   64.414174][ T3623]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.414176][ T3623]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.414180][ T3623]  console_flush_one_record (kernel/printk/printk.c:3268)
[   64.414184][ T3623]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   64.414186][ T3623]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.414192][ T3623]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   64.414194][ T3623]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   64.414196][ T3623]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.414198][ T3623]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   64.414201][ T3623]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   64.414203][ T3623]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   64.414206][ T3623]  vprintk_emit (kernel/printk/printk.c:2479)
[   64.414209][ T3623]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   64.414210][ T3623]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   64.414213][ T3623]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.414215][ T3623]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   64.414217][ T3623]  ? ____sys_sendmsg (net/socket.c:2713)
[   64.414219][ T3623]  ? ___sys_sendmsg (net/socket.c:2767)
[   64.414220][ T3623]  ? __sys_sendmsg (net/socket.c:2799)
[   64.414222][ T3623]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.414228][ T3623]  _printk (kernel/printk/printk.c:2504)
[   64.414231][ T3623]  ? snapshot_read.cold (user.c:?)
[   64.414235][ T3623]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   64.414239][ T3623]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   64.414242][ T3623]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   64.414245][ T3623]  ? netdev_notice (net/core/dev.c:13194)
[   64.414249][ T3623]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.414251][ T3623]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   64.414254][ T3623]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   64.414256][ T3623]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   64.414258][ T3623]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   64.414262][ T3623]  dev_set_allmulti (net/core/dev_api.c:315)
[   64.414265][ T3623]  del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341)
[   64.414269][ T3623]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   64.414274][ T3623]  br_dev_delete (net/bridge/br_if.c:387)
[   64.414277][ T3623]  rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694)
[   64.414279][ T3623]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   64.414281][ T3623]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.414283][ T3623]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.414285][ T3623]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   64.414306][ T3623]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   64.414308][ T3623]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   64.414311][ T3623]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   64.414313][ T3623]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   64.414321][ T3623]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.414326][ T3623]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   64.414328][ T3623]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   64.414330][ T3623]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   64.414332][ T3623]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   64.414335][ T3623]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   64.414338][ T3623]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.414341][ T3623]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.414342][ T3623]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.414347][ T3623]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   64.414348][ T3623]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   64.414352][ T3623]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   64.414354][ T3623]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.414357][ T3623]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.414363][ T3623]  ? 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))
[   64.414365][ T3623]  ? 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))
[   64.414370][ T3623]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.414374][ T3623]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.414376][ T3623]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   64.414380][ T3623]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.414384][ T3623]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   64.414388][ T3623]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   64.414390][ T3623]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   64.414395][ T3623]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   64.414398][ T3623]  ____sys_sendmsg (net/socket.c:2713)
[   64.414400][ T3623]  ? copy_msghdr_from_user (net/socket.c:2650)
[   64.414402][ T3623]  ? sock_write_iter (net/socket.c:1269)
[   64.414404][ T3623]  ? move_addr_to_kernel (net/socket.c:258)
[   64.414411][ T3623]  ___sys_sendmsg (net/socket.c:2767)
[   64.414414][ T3623]  ? copy_msghdr_from_user (net/socket.c:2619)
[   64.414430][ T3623]  __sys_sendmsg (net/socket.c:2799)
[   64.414433][ T3623]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   64.414439][ T3623]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.414442][ T3623]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.414444][ T3623]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   64.414447][ T3623]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.414449][ T3623] RIP: 0033:0x7fce4207754e
[   64.414453][ T3623] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   64.414454][ T3623] RSP: 002b:00007ffc0190efb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.414457][ T3623] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fce4207754e
[   64.414458][ T3623] RDX: 0000000000000000 RSI: 00007ffc0190f060 RDI: 0000000000000005
[   64.414459][ T3623] RBP: 00007ffc0190efc0 R08: 0000000000000000 R09: 0000000000000000
[   64.414460][ T3623] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90efd1
[   64.414461][ T3623] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc0190f720
| [   65.417421][ T3665] softirqs last disabled at (18308): br_device_event (./include/linux/spinlock.h:353 net/bridge/br.c:109)
| [   65.417423][ T3665] Preemption disabled at:
| [   65.417424][ T3665] 0x0
| [   65.417433][ T3665] Tainted: [W]=WARN
[   65.417435][ T3665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.417436][ T3665] Call Trace:
[   65.417438][ T3665]  <TASK>
[   65.417439][ T3665]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   65.417445][ T3665]  __might_resched.cold (kernel/sched/core.c:9234)
[   65.417450][ T3665]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   65.417454][ T3665]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   65.417458][ T3665]  __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))
[   65.417460][ T3665]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   65.417466][ T3665]  ? 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)
[   65.417469][ T3665]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   65.417472][ T3665]  put_chars (drivers/char/virtio_console.c:1176)
[   65.417475][ T3665]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   65.417477][ T3665]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   65.417481][ T3665]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   65.417483][ T3665]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   65.417488][ T3665]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   65.417491][ T3665]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   65.417493][ T3665]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   65.417495][ T3665]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   65.417499][ T3665]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   65.417501][ T3665]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   65.417505][ T3665]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.417509][ T3665]  console_emit_next_record (kernel/printk/printk.c:3183)
[   65.417513][ T3665]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   65.417515][ T3665]  ? 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))
[   65.417518][ T3665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.417520][ T3665]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.417524][ T3665]  console_flush_one_record (kernel/printk/printk.c:3268)
[   65.417528][ T3665]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   65.417530][ T3665]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   65.417536][ T3665]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   65.417538][ T3665]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   65.417540][ T3665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.417542][ T3665]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   65.417546][ T3665]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   65.417547][ T3665]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   65.417550][ T3665]  vprintk_emit (kernel/printk/printk.c:2479)
[   65.417553][ T3665]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   65.417554][ T3665]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   65.417557][ T3665]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   65.417559][ T3665]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   65.417562][ T3665]  _printk (kernel/printk/printk.c:2504)
[   65.417566][ T3665]  ? snapshot_read.cold (user.c:?)
[   65.417573][ T3665]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   65.417578][ T3665]  br_stp_disable_port (net/bridge/br_stp_if.c:106)
[   65.417581][ T3665]  br_device_event (net/bridge/br.c:111)
[   65.417583][ T3665]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   65.417587][ T3665]  ? packet_sendmsg_spkt (af_packet.c:?)
[   65.417593][ T3665]  notifier_call_chain (kernel/notifier.c:85)
[   65.417599][ T3665]  netif_close_many (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:1829)
[   65.417602][ T3665]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   65.417605][ T3665]  ? __dev_close_many (net/core/dev.c:1804)
[   65.417610][ T3665]  netif_close_many_and_unlock (net/core/dev.c:12411)
[   65.417614][ T3665]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2861 net/core/dev.c:12477)
[   65.417616][ T3665]  unregister_netdevice_many_notify (net/core/dev.c:12481)
[   65.417618][ T3665]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   65.417620][ T3665]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   65.417622][ T3665]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   65.417625][ T3665]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   65.417627][ T3665]  ? 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)
[   65.417628][ T3665]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   65.417630][ T3665]  ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1))
[   65.417633][ T3665]  ? unregister_netdevice_many (net/core/dev.c:12589)
[   65.417638][ T3665]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[   65.417639][ T3665]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   65.417641][ T3665]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   65.417643][ T3665]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   65.417645][ T3665]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   65.417667][ T3665]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   65.417669][ T3665]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   65.417672][ T3665]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   65.417674][ T3665]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   65.417676][ T3665]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   65.417681][ T3665]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   65.417683][ T3665]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   65.417684][ T3665]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   65.417686][ T3665]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   65.417690][ T3665]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   65.417692][ T3665]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   65.417695][ T3665]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.417697][ T3665]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   65.417701][ T3665]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   65.417705][ T3665]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   65.417709][ T3665]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   65.417711][ T3665]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.417714][ T3665]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.417720][ T3665]  ? 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))
[   65.417722][ T3665]  ? 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))
[   65.417727][ T3665]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.417731][ T3665]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.417734][ T3665]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   65.417738][ T3665]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   65.417742][ T3665]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   65.417746][ T3665]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   65.417748][ T3665]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   65.417753][ T3665]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   65.417757][ T3665]  ____sys_sendmsg (net/socket.c:2713)
[   65.417759][ T3665]  ? copy_msghdr_from_user (net/socket.c:2650)
[   65.417762][ T3665]  ? sock_write_iter (net/socket.c:1269)
[   65.417763][ T3665]  ? move_addr_to_kernel (net/socket.c:258)
[   65.417771][ T3665]  ___sys_sendmsg (net/socket.c:2767)
[   65.417773][ T3665]  ? copy_msghdr_from_user (net/socket.c:2619)
[   65.417790][ T3665]  __sys_sendmsg (net/socket.c:2799)
[   65.417793][ T3665]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   65.417799][ T3665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.417802][ T3665]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   65.417805][ T3665]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   65.417808][ T3665]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.417810][ T3665] RIP: 0033:0x7f33fcbe854e
[   65.417812][ T3665] 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
[   65.417814][ T3665] RSP: 002b:00007ffc9d0cfed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.417816][ T3665] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f33fcbe854e
[   65.417818][ T3665] RDX: 0000000000000000 RSI: 00007ffc9d0cff80 RDI: 0000000000000005
[   65.417818][ T3665] RBP: 00007ffc9d0cfee0 R08: 0000000000000000 R09: 0000000000000000
[   65.417819][ T3665] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90efd2
[   65.417820][ T3665] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc9d0d0640
| [   66.780980][ T3594] softirqs last disabled at (415270): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   66.780983][ T3594] Preemption disabled at:
| [   66.780983][ T3594] vprintk_emit (kernel/printk/printk.c:2471)
| [   66.780992][ T3594] Tainted: [W]=WARN
[   66.780993][ T3594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.780994][ T3594] Call Trace:
[   66.780995][ T3594]  <TASK>
[   66.780997][ T3594]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   66.781002][ T3594]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   66.781004][ T3594]  __might_resched.cold (kernel/sched/core.c:9234)
[   66.781009][ T3594]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   66.781013][ T3594]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   66.781017][ T3594]  __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))
[   66.781019][ T3594]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   66.781025][ T3594]  ? 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)
[   66.781028][ T3594]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   66.781032][ T3594]  put_chars (drivers/char/virtio_console.c:1176)
[   66.781034][ T3594]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   66.781037][ T3594]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   66.781042][ T3594]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   66.781046][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   66.781051][ T3594]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   66.781055][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.781060][ T3594]  console_emit_next_record (kernel/printk/printk.c:3183)
[   66.781064][ T3594]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   66.781066][ T3594]  ? 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))
[   66.781069][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.781071][ T3594]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.781075][ T3594]  console_flush_one_record (kernel/printk/printk.c:3268)
[   66.781079][ T3594]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   66.781081][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   66.781086][ T3594]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   66.781089][ T3594]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   66.781091][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.781092][ T3594]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   66.781096][ T3594]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   66.781098][ T3594]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   66.781101][ T3594]  vprintk_emit (kernel/printk/printk.c:2479)
[   66.781103][ T3594]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   66.781105][ T3594]  ? __kernel_text_address (kernel/extable.c:79)
[   66.781108][ T3594]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   66.781111][ T3594]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   66.781117][ T3594]  dev_vprintk_emit (drivers/base/core.c:5000)
[   66.781121][ T3594]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   66.781130][ T3594]  dev_printk_emit (drivers/base/core.c:5011)
[   66.781132][ T3594]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   66.781136][ T3594]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   66.781141][ T3594]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   66.781149][ T3594]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   66.781152][ T3594]  ? netdev_notice (net/core/dev.c:13194)
[   66.781155][ T3594]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   66.781158][ T3594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   66.781160][ T3594]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   66.781164][ T3594]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   66.781166][ T3594]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   66.781168][ T3594]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   66.781172][ T3594]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   66.781175][ T3594]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   66.781177][ T3594]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   66.781183][ T3594]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   66.781185][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   66.781188][ T3594]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   66.781190][ T3594]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   66.781192][ T3594]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   66.781194][ T3594]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   66.781197][ T3594]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   66.781201][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   66.781203][ T3594]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   66.781205][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   66.781208][ T3594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   66.781210][ T3594]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   66.781213][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.781214][ T3594]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.781216][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.781217][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.781219][ T3594]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   66.781221][ T3594]  ? __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)
[   66.781224][ T3594]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   66.781226][ T3594]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   66.781228][ T3594]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   66.781230][ T3594]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   66.781232][ T3594]  ? nla_get_range_signed (lib/nlattr.c:270)
[   66.781235][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   66.781238][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.781246][ T3594]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   66.781249][ T3594]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   66.781250][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   66.781273][ T3594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   66.781275][ T3594]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   66.781278][ T3594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   66.781280][ T3594]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   66.781282][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   66.781287][ T3594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   66.781288][ T3594]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   66.781290][ T3594]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   66.781292][ T3594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   66.781296][ T3594]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   66.781298][ T3594]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   66.781301][ T3594]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.781302][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   66.781307][ T3594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   66.781309][ T3594]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   66.781312][ T3594]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   66.781316][ T3594]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.781318][ T3594]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   66.781325][ T3594]  ? 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))
[   66.781333][ T3594]  ? 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))
[   66.781337][ T3594]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.781341][ T3594]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   66.781345][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   66.781348][ T3594]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   66.781352][ T3594]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   66.781354][ T3594]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   66.781357][ T3594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   66.781361][ T3594]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   66.781364][ T3594]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   66.781368][ T3594]  __sys_sendto (net/socket.c:2281)
[   66.781371][ T3594]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   66.781381][ T3594]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   66.781387][ T3594]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   66.781389][ T3594]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   66.781392][ T3594]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   66.781394][ T3594]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   66.781397][ T3594]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   66.781399][ T3594]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   66.781401][ T3594]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.781403][ T3594] RIP: 0033:0x7f22093e154e
[   66.781406][ T3594] 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
[   66.781408][ T3594] RSP: 002b:00007ffee139f5b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   66.781411][ T3594] RAX: ffffffffffffffda RBX: 000055c259fe8630 RCX: 00007f22093e154e
[   66.781412][ T3594] RDX: 000000000000002c RSI: 000055c259ff3030 RDI: 000000000000001a
[   66.781413][ T3594] RBP: 00007ffee139f5c0 R08: 00007ffee139f610 R09: 0000000000000080
[   66.781414][ T3594] R10: 0000000000000000 R11: 0000000000000202 R12: 000055c259ff2c00
[   66.781415][ T3594] R13: 00007ffee139f6f4 R14: 0000000000000000 R15: 0000000000000000
| [   68.939254][ T3791] softirqs last disabled at (29262): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   68.939256][ T3791] Preemption disabled at:
| [   68.939257][ T3791] vprintk_emit (kernel/printk/printk.c:2471)
| [   68.939265][ T3791] Tainted: [W]=WARN
[   68.939266][ T3791] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.939267][ T3791] Call Trace:
[   68.939269][ T3791]  <TASK>
[   68.939270][ T3791]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   68.939276][ T3791]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   68.939277][ T3791]  __might_resched.cold (kernel/sched/core.c:9234)
[   68.939282][ T3791]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   68.939286][ T3791]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   68.939290][ T3791]  __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))
[   68.939292][ T3791]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   68.939298][ T3791]  ? 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)
[   68.939301][ T3791]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   68.939304][ T3791]  put_chars (drivers/char/virtio_console.c:1176)
[   68.939307][ T3791]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   68.939308][ T3791]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   68.939312][ T3791]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   68.939317][ T3791]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   68.939325][ T3791]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   68.939328][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.939330][ T3791]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.939333][ T3791]  console_emit_next_record (kernel/printk/printk.c:3183)
[   68.939343][ T3791]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   68.939345][ T3791]  ? 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))
[   68.939348][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.939349][ T3791]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.939353][ T3791]  console_flush_one_record (kernel/printk/printk.c:3268)
[   68.939357][ T3791]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   68.939359][ T3791]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   68.939365][ T3791]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   68.939367][ T3791]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   68.939369][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.939371][ T3791]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   68.939374][ T3791]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   68.939376][ T3791]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   68.939379][ T3791]  vprintk_emit (kernel/printk/printk.c:2479)
[   68.939382][ T3791]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   68.939384][ T3791]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   68.939386][ T3791]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   68.939390][ T3791]  _printk (kernel/printk/printk.c:2504)
[   68.939393][ T3791]  ? snapshot_read.cold (user.c:?)
[   68.939396][ T3791]  ? br_multicast_flood (??:?)
[   68.939400][ T3791]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   68.939401][ T3791]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   68.939402][ T3791]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   68.939407][ T3791]  br_set_state (net/bridge/br_stp.c:57 (discriminator 2))
[   68.939411][ T3791]  br_init_port (net/bridge/br_stp_if.c:39)
[   68.939414][ T3791]  new_nbp (net/bridge/br_if.c:449)
[   68.939418][ T3791]  br_add_if (net/bridge/br_if.c:592)
[   68.939420][ T3791]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   68.939423][ T3791]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   68.939429][ T3791]  do_set_master (net/core/rtnetlink.c:3071)
[   68.939432][ T3791]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   68.939435][ T3791]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   68.939439][ T3791]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   68.939440][ T3791]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   68.939442][ T3791]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.939446][ T3791]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   68.939448][ T3791]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.939449][ T3791]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   68.939452][ T3791]  ? kasan_save_stack (mm/kasan/common.c:58)
[   68.939454][ T3791]  ? kasan_save_stack (mm/kasan/common.c:57)
[   68.939455][ T3791]  ? kasan_save_track (mm/kasan/common.c:78)
[   68.939457][ T3791]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   68.939459][ T3791]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   68.939461][ T3791]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   68.939463][ T3791]  ? ___sys_sendmsg (net/socket.c:2758)
[   68.939467][ T3791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   68.939469][ T3791]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   68.939471][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.939473][ T3791]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.939475][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.939476][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.939477][ T3791]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   68.939480][ T3791]  ? __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)
[   68.939482][ T3791]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   68.939484][ T3791]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   68.939487][ T3791]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   68.939488][ T3791]  ? nla_get_range_signed (lib/nlattr.c:270)
[   68.939493][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.939496][ T3791]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   68.939501][ T3791]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   68.939506][ T3791]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   68.939508][ T3791]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   68.939512][ T3791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   68.939514][ T3791]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   68.939516][ T3791]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   68.939518][ T3791]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   68.939521][ T3791]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   68.939523][ T3791]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   68.939526][ T3791]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.939528][ T3791]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   68.939532][ T3791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   68.939534][ T3791]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   68.939537][ T3791]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   68.939540][ T3791]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.939543][ T3791]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.939549][ T3791]  ? 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))
[   68.939551][ T3791]  ? 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))
[   68.939555][ T3791]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.939559][ T3791]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.939562][ T3791]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   68.939566][ T3791]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   68.939570][ T3791]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   68.939573][ T3791]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   68.939575][ T3791]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   68.939580][ T3791]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   68.939583][ T3791]  ____sys_sendmsg (net/socket.c:2713)
[   68.939585][ T3791]  ? copy_msghdr_from_user (net/socket.c:2650)
[   68.939587][ T3791]  ? sock_write_iter (net/socket.c:1269)
[   68.939589][ T3791]  ? move_addr_to_kernel (net/socket.c:258)
[   68.939596][ T3791]  ___sys_sendmsg (net/socket.c:2767)
[   68.939599][ T3791]  ? copy_msghdr_from_user (net/socket.c:2619)
[   68.939614][ T3791]  __sys_sendmsg (net/socket.c:2799)
[   68.939617][ T3791]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   68.939623][ T3791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.939626][ T3791]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   68.939629][ T3791]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   68.939631][ T3791]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.939633][ T3791] RIP: 0033:0x7f31cf57b54e
[   68.939637][ T3791] 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
[   68.939639][ T3791] RSP: 002b:00007fffb8c37e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.939641][ T3791] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f31cf57b54e
[   68.939643][ T3791] RDX: 0000000000000000 RSI: 00007fffb8c37ec0 RDI: 0000000000000005
[   68.939644][ T3791] RBP: 00007fffb8c37e20 R08: 0000000000000000 R09: 0000000000000000
[   68.939645][ T3791] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90efd6
[   68.939645][ T3791] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffb8c38590
| [   71.523210][ T3594] softirqs last disabled at (502486): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   71.523212][ T3594] Preemption disabled at:
| [   71.523213][ T3594] vprintk_emit (kernel/printk/printk.c:2471)
| [   71.523221][ T3594] Tainted: [W]=WARN
[   71.523222][ T3594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.523223][ T3594] Call Trace:
[   71.523225][ T3594]  <TASK>
[   71.523226][ T3594]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   71.523232][ T3594]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   71.523234][ T3594]  __might_resched.cold (kernel/sched/core.c:9234)
[   71.523238][ T3594]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   71.523242][ T3594]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   71.523247][ T3594]  __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))
[   71.523249][ T3594]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   71.523255][ T3594]  ? 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)
[   71.523258][ T3594]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   71.523261][ T3594]  put_chars (drivers/char/virtio_console.c:1176)
[   71.523264][ T3594]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   71.523267][ T3594]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   71.523272][ T3594]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   71.523276][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   71.523281][ T3594]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   71.523284][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.523289][ T3594]  console_emit_next_record (kernel/printk/printk.c:3183)
[   71.523293][ T3594]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   71.523295][ T3594]  ? 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))
[   71.523298][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.523300][ T3594]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.523304][ T3594]  console_flush_one_record (kernel/printk/printk.c:3268)
[   71.523308][ T3594]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   71.523310][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   71.523315][ T3594]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   71.523318][ T3594]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   71.523320][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.523322][ T3594]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   71.523325][ T3594]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   71.523327][ T3594]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   71.523330][ T3594]  vprintk_emit (kernel/printk/printk.c:2479)
[   71.523333][ T3594]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   71.523334][ T3594]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   71.523337][ T3594]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   71.523340][ T3594]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   71.523342][ T3594]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.523352][ T3594]  dev_vprintk_emit (drivers/base/core.c:5000)
[   71.523357][ T3594]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   71.523359][ T3594]  ? check_irq_usage (kernel/locking/lockdep.c:1876 kernel/locking/lockdep.c:2812)
[   71.523367][ T3594]  dev_printk_emit (drivers/base/core.c:5011)
[   71.523369][ T3594]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   71.523373][ T3594]  ? check_prev_add (kernel/locking/lockdep.c:3185)
[   71.523375][ T3594]  ? check_prev_add (kernel/locking/lockdep.c:3185)
[   71.523376][ T3594]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   71.523382][ T3594]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   71.523388][ T3594]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   71.523391][ T3594]  ? netdev_notice (net/core/dev.c:13194)
[   71.523394][ T3594]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   71.523397][ T3594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   71.523400][ T3594]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   71.523403][ T3594]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   71.523405][ T3594]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   71.523408][ T3594]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   71.523411][ T3594]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   71.523414][ T3594]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   71.523417][ T3594]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   71.523423][ T3594]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   71.523425][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   71.523428][ T3594]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   71.523430][ T3594]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   71.523431][ T3594]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   71.523433][ T3594]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.523435][ T3594]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   71.523440][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   71.523442][ T3594]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   71.523443][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   71.523447][ T3594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   71.523449][ T3594]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   71.523451][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.523453][ T3594]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.523455][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.523456][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.523458][ T3594]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   71.523460][ T3594]  ? __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)
[   71.523462][ T3594]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   71.523464][ T3594]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   71.523466][ T3594]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   71.523469][ T3594]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   71.523470][ T3594]  ? nla_get_range_signed (lib/nlattr.c:270)
[   71.523474][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   71.523477][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.523485][ T3594]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   71.523488][ T3594]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   71.523489][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   71.523512][ T3594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   71.523514][ T3594]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   71.523516][ T3594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   71.523518][ T3594]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   71.523520][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   71.523525][ T3594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   71.523527][ T3594]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   71.523529][ T3594]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   71.523531][ T3594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   71.523535][ T3594]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   71.523537][ T3594]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   71.523540][ T3594]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.523541][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   71.523546][ T3594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   71.523548][ T3594]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   71.523551][ T3594]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   71.523554][ T3594]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.523557][ T3594]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.523564][ T3594]  ? 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))
[   71.523566][ T3594]  ? 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))
[   71.523570][ T3594]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.523574][ T3594]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.523578][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   71.523582][ T3594]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   71.523586][ T3594]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   71.523587][ T3594]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   71.523590][ T3594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   71.523595][ T3594]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   71.523598][ T3594]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   71.523601][ T3594]  __sys_sendto (net/socket.c:2281)
[   71.523604][ T3594]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   71.523615][ T3594]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   71.523621][ T3594]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   71.523623][ T3594]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   71.523626][ T3594]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   71.523628][ T3594]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   71.523630][ T3594]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   71.523632][ T3594]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   71.523635][ T3594]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.523637][ T3594] RIP: 0033:0x7f22093e154e
[   71.523640][ T3594] 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
[   71.523642][ T3594] RSP: 002b:00007ffee139f5b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   71.523644][ T3594] RAX: ffffffffffffffda RBX: 000055c259fe8630 RCX: 00007f22093e154e
[   71.523646][ T3594] RDX: 0000000000000030 RSI: 000055c259ff93e0 RDI: 000000000000001a
[   71.523646][ T3594] RBP: 00007ffee139f5c0 R08: 00007ffee139f610 R09: 0000000000000080
[   71.523647][ T3594] R10: 0000000000000000 R11: 0000000000000202 R12: 000055c259ff6e00
[   71.523648][ T3594] R13: 00007ffee139f6f4 R14: 0000000000000000 R15: 0000000000000000
| [   73.695513][ T4069] softirqs last disabled at (18596): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   73.695515][ T4069] Preemption disabled at:
| [   73.695516][ T4069] vprintk_emit (kernel/printk/printk.c:2471)
| [   73.695525][ T4069] Tainted: [W]=WARN
[   73.695526][ T4069] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.695527][ T4069] Call Trace:
[   73.695529][ T4069]  <TASK>
[   73.695530][ T4069]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   73.695536][ T4069]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   73.695537][ T4069]  __might_resched.cold (kernel/sched/core.c:9234)
[   73.695542][ T4069]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   73.695546][ T4069]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   73.695551][ T4069]  __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))
[   73.695553][ T4069]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   73.695559][ T4069]  ? 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)
[   73.695562][ T4069]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   73.695565][ T4069]  put_chars (drivers/char/virtio_console.c:1176)
[   73.695567][ T4069]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   73.695569][ T4069]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   73.695572][ T4069]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   73.695575][ T4069]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   73.695578][ T4069]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   73.695582][ T4069]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   73.695586][ T4069]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   73.695588][ T4069]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   73.695589][ T4069]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   73.695593][ T4069]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   73.695596][ T4069]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   73.695599][ T4069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.695601][ T4069]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.695605][ T4069]  console_emit_next_record (kernel/printk/printk.c:3183)
[   73.695609][ T4069]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   73.695611][ T4069]  ? 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))
[   73.695614][ T4069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.695616][ T4069]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.695620][ T4069]  console_flush_one_record (kernel/printk/printk.c:3268)
[   73.695624][ T4069]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   73.695626][ T4069]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   73.695631][ T4069]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   73.695634][ T4069]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   73.695636][ T4069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.695637][ T4069]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   73.695641][ T4069]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   73.695643][ T4069]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   73.695646][ T4069]  vprintk_emit (kernel/printk/printk.c:2479)
[   73.695649][ T4069]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   73.695651][ T4069]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   73.695654][ T4069]  ? xdp_set_features_flag (./include/linux/netdevice.h:2861 net/core/xdp.c:1015)
[   73.695658][ T4069]  ? vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4736 (discriminator 1)) vxlan
[   73.695667][ T4069]  _printk (kernel/printk/printk.c:2504)
[   73.695670][ T4069]  ? snapshot_read.cold (user.c:?)
[   73.695674][ T4069]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999)
[   73.695677][ T4069]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   73.695680][ T4069]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   73.695684][ T4069]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   73.695687][ T4069]  ? netdev_notice (net/core/dev.c:13194)
[   73.695692][ T4069]  ? bond_lower_state_changed (drivers/net/bonding/bond_main.c:1835) bonding
[   73.695701][ T4069]  ? netdev_upper_dev_link (net/core/dev.c:9034)
[   73.695709][ T4069] bond_enslave.cold (drivers/net/bonding/bond_main.c:2342 (discriminator 7)) bonding
[   73.695722][ T4069]  ? bond_update_slave_arr (drivers/net/bonding/bond_main.c:5219 (discriminator 9)) bonding
[   73.695728][ T4069]  ? ip6_route_dev_notify (./include/net/net_namespace.h:422 (discriminator 1) ./include/linux/netdevice.h:2807 (discriminator 1) net/ipv6/route.c:6521 (discriminator 1))
[   73.695733][ T4069]  ? notifier_call_chain (kernel/notifier.c:85)
[   73.695735][ T4069]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   73.695738][ T4069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   73.695745][ T4069]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   73.695746][ T4069]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   73.695752][ T4069]  do_set_master (net/core/rtnetlink.c:3071)
[   73.695755][ T4069]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   73.695759][ T4069]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   73.695762][ T4069]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   73.695763][ T4069]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   73.695765][ T4069]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.695769][ T4069]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   73.695771][ T4069]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   73.695772][ T4069]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   73.695775][ T4069]  ? kasan_save_stack (mm/kasan/common.c:58)
[   73.695777][ T4069]  ? kasan_save_stack (mm/kasan/common.c:57)
[   73.695778][ T4069]  ? kasan_save_track (mm/kasan/common.c:78)
[   73.695779][ T4069]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   73.695782][ T4069]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   73.695784][ T4069]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   73.695786][ T4069]  ? ___sys_sendmsg (net/socket.c:2758)
[   73.695790][ T4069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   73.695792][ T4069]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   73.695795][ T4069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.695797][ T4069]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.695798][ T4069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.695799][ T4069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.695801][ T4069]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   73.695803][ T4069]  ? __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)
[   73.695804][ T4069]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   73.695806][ T4069]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   73.695810][ T4069]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   73.695811][ T4069]  ? nla_get_range_signed (lib/nlattr.c:270)
[   73.695816][ T4069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.695818][ T4069]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   73.695823][ T4069]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   73.695828][ T4069]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   73.695830][ T4069]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   73.695835][ T4069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   73.695836][ T4069]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   73.695838][ T4069]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   73.695840][ T4069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   73.695844][ T4069]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   73.695846][ T4069]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   73.695849][ T4069]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.695850][ T4069]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   73.695855][ T4069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   73.695857][ T4069]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   73.695860][ T4069]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   73.695863][ T4069]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.695866][ T4069]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.695872][ T4069]  ? 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))
[   73.695874][ T4069]  ? 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))
[   73.695879][ T4069]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.695883][ T4069]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.695885][ T4069]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   73.695889][ T4069]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   73.695893][ T4069]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   73.695897][ T4069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   73.695898][ T4069]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   73.695904][ T4069]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   73.695906][ T4069]  ____sys_sendmsg (net/socket.c:2713)
[   73.695909][ T4069]  ? copy_msghdr_from_user (net/socket.c:2650)
[   73.695911][ T4069]  ? sock_write_iter (net/socket.c:1269)
[   73.695912][ T4069]  ? move_addr_to_kernel (net/socket.c:258)
[   73.695920][ T4069]  ___sys_sendmsg (net/socket.c:2767)
[   73.695922][ T4069]  ? copy_msghdr_from_user (net/socket.c:2619)
[   73.695938][ T4069]  __sys_sendmsg (net/socket.c:2799)
[   73.695940][ T4069]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   73.695946][ T4069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.695949][ T4069]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   73.695952][ T4069]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   73.695955][ T4069]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.695957][ T4069] RIP: 0033:0x7fc87944354e
[   73.695960][ T4069] 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
[   73.695962][ T4069] RSP: 002b:00007fff36d13dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.695965][ T4069] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fc87944354e
[   73.695966][ T4069] RDX: 0000000000000000 RSI: 00007fff36d13e80 RDI: 0000000000000005
[   73.695967][ T4069] RBP: 00007fff36d13de0 R08: 0000000000000000 R09: 0000000000000000
[   73.695968][ T4069] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90efdb
[   73.695969][ T4069] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff36d14550
| [   75.428741][ T3594] softirqs last disabled at (656924): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   75.428744][ T3594] Preemption disabled at:
| [   75.428744][ T3594] 0x0
| [   75.428755][ T3594] Tainted: [W]=WARN
[   75.428756][ T3594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.428758][ T3594] Call Trace:
[   75.428759][ T3594]  <TASK>
[   75.428761][ T3594]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   75.428767][ T3594]  __might_resched.cold (kernel/sched/core.c:9234)
[   75.428772][ T3594]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   75.428776][ T3594]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   75.428780][ T3594]  __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))
[   75.428782][ T3594]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.428788][ T3594]  ? 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)
[   75.428790][ T3594]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.428794][ T3594]  put_chars (drivers/char/virtio_console.c:1176)
[   75.428797][ T3594]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   75.428798][ T3594]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   75.428802][ T3594]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   75.428807][ T3594]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   75.428815][ T3594]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   75.428817][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.428819][ T3594]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.428823][ T3594]  console_emit_next_record (kernel/printk/printk.c:3183)
[   75.428827][ T3594]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   75.428829][ T3594]  ? 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))
[   75.428832][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.428834][ T3594]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.428838][ T3594]  console_flush_one_record (kernel/printk/printk.c:3268)
[   75.428842][ T3594]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   75.428844][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   75.428849][ T3594]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   75.428852][ T3594]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   75.428854][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.428855][ T3594]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   75.428859][ T3594]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   75.428861][ T3594]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   75.428863][ T3594]  vprintk_emit (kernel/printk/printk.c:2479)
[   75.428867][ T3594]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   75.428869][ T3594]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   75.428873][ T3594]  _printk (kernel/printk/printk.c:2504)
[   75.428876][ T3594]  ? snapshot_read.cold (user.c:?)
[   75.428879][ T3594]  ? 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)
[   75.428882][ T3594]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   75.428886][ T3594]  ? 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)
[   75.428888][ T3594]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   75.428892][ T3594]  ? exit_notify (kernel/exit.c:780)
[   75.428893][ T3594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   75.428896][ T3594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.428899][ T3594]  do_group_exit (kernel/exit.c:1151)
[   75.428902][ T3594]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   75.428904][ T3594]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   75.428907][ T3594]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.428910][ T3594]  ? irq_exit_rcu (kernel/softirq.c:786)
[   75.428913][ T3594]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.428915][ T3594] RIP: 0033:0x7f22094321b8
[   75.428917][ T3594] Code: Unable to access opcode bytes at 0x7f220943218e.

Code starting with the faulting instruction
===========================================
[   75.428918][ T3594] RSP: 002b:00007ffee139fb08 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7
[   75.428921][ T3594] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f22094321b8
[   75.428922][ T3594] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000
[   75.428923][ T3594] RBP: 00007ffee139fc90 R08: 000055c259ffb5b8 R09: 0000000000000000
[   75.428924][ T3594] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000


Finger prints:
__might_resched:__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record
br_device_event:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__dev_queue_xmit:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars