======================================
| [    9.208453][  T187] softirqs last disabled at (38776): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [    9.208455][  T187] Preemption disabled at:
| [    9.208456][  T187] 0x0
| [    9.208468][  T187] Tainted: [W]=WARN
[    9.208469][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.208471][  T187] Call Trace:
[    9.208472][  T187]  <TASK>
[    9.208474][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.208480][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.208485][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.208489][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.208494][  T187]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.208496][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.208502][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.208505][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.208508][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[    9.208511][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.208512][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.208517][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.208522][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.208528][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.208530][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.208533][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.208537][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.208541][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.208543][  T187]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[    9.208546][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.208548][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.208552][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.208556][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.208558][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.208563][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.208566][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.208568][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.208570][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.208574][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.208576][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.208579][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.208583][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.208586][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.208590][  T187]  _printk (kernel/printk/printk.c:2504)
[    9.208594][  T187]  ? snapshot_read.cold (user.c:?)
[    9.208597][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.208599][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.208603][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.208606][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.208610][  T187]  ? exit_notify (kernel/exit.c:780)
[    9.208612][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.208614][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.208618][  T187]  do_group_exit (kernel/exit.c:1151)
[    9.208621][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.208623][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.208625][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.208628][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.208631][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.208634][  T187] RIP: 0033:0x7fab669431b8
[    9.208636][  T187] Code: Unable to access opcode bytes at 0x7fab6694318e.

Code starting with the faulting instruction
===========================================
[    9.208637][  T187] RSP: 002b:00007fff9060fa18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.208639][  T187] RAX: ffffffffffffffda RBX: 00007fab66a73f88 RCX: 00007fab669431b8
[    9.208641][  T187] RDX: 00007fab6668dfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.208642][  T187] RBP: 00007fff9060fa70 R08: 0000000000000000 R09: 0000000000008010
[    9.208643][  T187] R10: 00007fff9060f830 R11: 0000000000000246 R12: 0000000000000001
[    9.208643][  T187] R13: 0000000000000000 R14: 00007fab66a72680 R15: 00007fab66a73fa0
| [   10.374332][  T230] softirqs last disabled at (32285): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.374334][  T230] Preemption disabled at:
| [   10.374335][  T230] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.374344][  T230] Tainted: [W]=WARN
[   10.374345][  T230] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.374346][  T230] Call Trace:
[   10.374347][  T230]  <TASK>
[   10.374349][  T230]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.374355][  T230]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.374357][  T230]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.374361][  T230]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.374366][  T230]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.374371][  T230]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.374373][  T230]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.374379][  T230]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.374382][  T230]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.374385][  T230]  put_chars (drivers/char/virtio_console.c:1176)
[   10.374388][  T230]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.374389][  T230]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.374394][  T230]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.374397][  T230]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.374401][  T230]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.374404][  T230]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.374409][  T230]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.374411][  T230]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.374416][  T230]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.374420][  T230]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.374422][  T230]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.374425][  T230]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.374427][  T230]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.374431][  T230]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.374435][  T230]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.374437][  T230]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.374442][  T230]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.374445][  T230]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.374447][  T230]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.374449][  T230]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.374453][  T230]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.374454][  T230]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.374460][  T230]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.374466][  T230]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.374473][  T230]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   10.374476][  T230]  _printk (kernel/printk/printk.c:2504)
[   10.374480][  T230]  ? snapshot_read.cold (user.c:?)
[   10.374486][  T230]  ? 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)
[   10.374489][  T230] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q
[   10.374492][  T230]  do_one_initcall (init/main.c:1357)
[   10.374495][  T230]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.374499][  T230]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.374502][  T230]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.374507][  T230]  do_init_module (kernel/module/main.c:3117)
[   10.374511][  T230]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.374515][  T230]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.374518][  T230]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.374522][  T230]  load_module (kernel/module/main.c:3593)
[   10.374530][  T230]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.374534][  T230]  ? __ia32_sys_fsconfig (??:?)
[   10.374536][  T230]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   10.374540][  T230]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.374542][  T230]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.374545][  T230]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.374549][  T230]  init_module_from_file (kernel/module/main.c:3790)
[   10.374552][  T230]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   10.374560][  T230]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.374564][  T230]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.374567][  T230]  idempotent_init_module (kernel/module/main.c:3802)
[   10.374570][  T230]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.374577][  T230]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.374579][  T230]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.374585][  T230]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.374587][  T230]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.374591][  T230]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.374593][  T230]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.374595][  T230]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.374598][  T230] RIP: 0033:0x7f135f85c37d
[   10.374601][  T230] 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
[   10.374603][  T230] RSP: 002b:00007fff6631a948 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.374606][  T230] RAX: ffffffffffffffda RBX: 000055d1f7c9c810 RCX: 00007f135f85c37d
[   10.374607][  T230] RDX: 0000000000000000 RSI: 000055d1c4a9fffd RDI: 0000000000000000
[   10.374608][  T230] RBP: 00007fff6631a9e0 R08: 0000000000000000 R09: 0000000000000000
[   10.374609][  T230] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d1c4a9fffd
[   10.374610][  T230] R13: 000055d1f7c9c960 R14: 0000000000040000 R15: 0000000000000000
| [   11.578341][  T276] softirqs last disabled at (13125): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.578343][  T276] Preemption disabled at:
| [   11.578344][  T276] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.578353][  T276] Tainted: [W]=WARN
[   11.578354][  T276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.578355][  T276] Call Trace:
[   11.578357][  T276]  <TASK>
[   11.578358][  T276]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.578364][  T276]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.578366][  T276]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.578371][  T276]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.578375][  T276]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.578380][  T276]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.578383][  T276]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.578388][  T276]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.578391][  T276]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.578394][  T276]  put_chars (drivers/char/virtio_console.c:1176)
[   11.578397][  T276]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.578401][  T276]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.578404][  T276]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.578407][  T276]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.578409][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.578411][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.578415][  T276]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.578417][  T276]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.578420][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.578424][  T276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.578428][  T276]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.578432][  T276]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.578434][  T276]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.578437][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.578439][  T276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.578443][  T276]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.578447][  T276]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.578449][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.578454][  T276]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.578459][  T276]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.578461][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.578465][  T276]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.578470][  T276]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.578471][  T276]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.578475][  T276]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.578478][  T276]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.578481][  T276]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.578483][  T276]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.578487][  T276]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.578491][  T276]  _printk (kernel/printk/printk.c:2504)
[   11.578494][  T276]  ? snapshot_read.cold (user.c:?)
[   11.578498][  T276]  ? br_multicast_flood (??:?) bridge
[   11.578511][  T276]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.578512][  T276]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.578514][  T276]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.578518][  T276] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.578528][  T276] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.578536][  T276] new_nbp (net/bridge/br_if.c:449) bridge
[   11.578546][  T276] br_add_if (net/bridge/br_if.c:592) bridge
[   11.578553][  T276]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.578557][  T276]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.578560][  T276]  ? __kernel_text_address (kernel/extable.c:79)
[   11.578564][  T276]  do_set_master (net/core/rtnetlink.c:3071)
[   11.578569][  T276]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.578572][  T276]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.578575][  T276]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.578576][  T276]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.578579][  T276]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.578582][  T276]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.578585][  T276]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.578587][  T276]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.578590][  T276]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.578593][  T276]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.578594][  T276]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.578597][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.578599][  T276]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   11.578602][  T276]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.578607][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.578609][  T276]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.578611][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.578614][  T276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.578615][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.578617][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.578620][  T276]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.578624][  T276]  ? __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)
[   11.578625][  T276]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.578627][  T276]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.578631][  T276]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.578632][  T276]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.578637][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.578643][  T276]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.578648][  T276]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.578650][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.578654][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.578656][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.578658][  T276]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.578660][  T276]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.578664][  T276]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.578666][  T276]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.578669][  T276]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.578670][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.578675][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.578677][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.578680][  T276]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.578682][  T276]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.578685][  T276]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.578691][  T276]  ? 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))
[   11.578693][  T276]  ? 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))
[   11.578697][  T276]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.578701][  T276]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.578707][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.578711][  T276]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.578715][  T276]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.578719][  T276]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.578724][  T276]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.578727][  T276]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.578729][  T276]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.578731][  T276]  ? move_addr_to_kernel (net/socket.c:258)
[   11.578738][  T276]  ___sys_sendmsg (net/socket.c:2767)
[   11.578741][  T276]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.578756][  T276]  __sys_sendmsg (net/socket.c:2799)
[   11.578759][  T276]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.578765][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.578769][  T276]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.578772][  T276]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.578775][  T276]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.578777][  T276] RIP: 0033:0x7fce1ed5654e
[   11.578780][  T276] 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
[   11.578782][  T276] RSP: 002b:00007ffcd53f78a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.578785][  T276] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fce1ed5654e
[   11.578786][  T276] RDX: 0000000000000000 RSI: 00007ffcd53f7950 RDI: 0000000000000005
[   11.578787][  T276] RBP: 00007ffcd53f78b0 R08: 0000000000000000 R09: 0000000000000000
[   11.578788][  T276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912d88
[   11.578789][  T276] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd53f8010
| [   13.165130][  T336] softirqs last disabled at (11000): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   13.165132][  T336] Preemption disabled at:
| [   13.165133][  T336] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.165142][  T336] Tainted: [W]=WARN
[   13.165143][  T336] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.165145][  T336] Call Trace:
[   13.165147][  T336]  <TASK>
[   13.165148][  T336]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.165154][  T336]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.165156][  T336]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.165161][  T336]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.165165][  T336]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.165171][  T336]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.165173][  T336]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.165179][  T336]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.165181][  T336]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.165185][  T336]  put_chars (drivers/char/virtio_console.c:1176)
[   13.165187][  T336]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   13.165189][  T336]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.165192][  T336]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.165196][  T336]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.165199][  T336]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.165202][  T336]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.165205][  T336]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.165207][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.165209][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.165213][  T336]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.165215][  T336]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.165218][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.165220][  T336]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.165224][  T336]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.165228][  T336]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.165230][  T336]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.165233][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.165236][  T336]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.165240][  T336]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.165244][  T336]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.165246][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.165251][  T336]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.165254][  T336]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.165256][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.165258][  T336]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.165262][  T336]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.165264][  T336]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.165268][  T336]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.165272][  T336]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.165274][  T336]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.165284][  T336]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.165288][  T336]  _printk (kernel/printk/printk.c:2504)
[   13.165292][  T336]  ? snapshot_read.cold (user.c:?)
[   13.165295][  T336]  ? br_multicast_flood (??:?) bridge
[   13.165308][  T336]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.165310][  T336]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.165311][  T336]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.165315][  T336] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.165326][  T336] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.165335][  T336] new_nbp (net/bridge/br_if.c:449) bridge
[   13.165345][  T336] br_add_if (net/bridge/br_if.c:592) bridge
[   13.165353][  T336]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.165357][  T336]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.165360][  T336]  ? __kernel_text_address (kernel/extable.c:79)
[   13.165364][  T336]  do_set_master (net/core/rtnetlink.c:3071)
[   13.165369][  T336]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.165372][  T336]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.165375][  T336]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.165377][  T336]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.165378][  T336]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.165382][  T336]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.165384][  T336]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.165386][  T336]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.165389][  T336]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.165392][  T336]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.165394][  T336]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.165396][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.165398][  T336]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   13.165401][  T336]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.165406][  T336]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.165408][  T336]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.165410][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.165413][  T336]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.165414][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.165416][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.165418][  T336]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.165422][  T336]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   13.165425][  T336]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.165427][  T336]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.165431][  T336]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.165432][  T336]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.165437][  T336]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.165442][  T336]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.165447][  T336]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.165450][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.165454][  T336]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.165457][  T336]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.165460][  T336]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.165462][  T336]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.165469][  T336]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.165471][  T336]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.165474][  T336]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.165475][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.165480][  T336]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.165481][  T336]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.165485][  T336]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.165487][  T336]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.165490][  T336]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.165496][  T336]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.165497][  T336]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.165501][  T336]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.165505][  T336]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.165508][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.165512][  T336]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.165516][  T336]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.165519][  T336]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.165525][  T336]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.165527][  T336]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.165529][  T336]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.165531][  T336]  ? move_addr_to_kernel (net/socket.c:258)
[   13.165538][  T336]  ___sys_sendmsg (net/socket.c:2767)
[   13.165541][  T336]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.165557][  T336]  __sys_sendmsg (net/socket.c:2799)
[   13.165559][  T336]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.165566][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.165569][  T336]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.165572][  T336]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.165575][  T336]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.165577][  T336] RIP: 0033:0x7f1f7c9a854e
[   13.165580][  T336] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.165582][  T336] RSP: 002b:00007ffef6e32420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.165585][  T336] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1f7c9a854e
[   13.165587][  T336] RDX: 0000000000000000 RSI: 00007ffef6e324d0 RDI: 0000000000000005
[   13.165588][  T336] RBP: 00007ffef6e32430 R08: 0000000000000000 R09: 0000000000000000
[   13.165588][  T336] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912d89
[   13.165589][  T336] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffef6e32b90
| [   14.573740][  T390] softirqs last disabled at (12662): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   14.573742][  T390] Preemption disabled at:
| [   14.573743][  T390] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.573752][  T390] Tainted: [W]=WARN
[   14.573753][  T390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.573755][  T390] Call Trace:
[   14.573757][  T390]  <TASK>
[   14.573759][  T390]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.573765][  T390]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.573767][  T390]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.573772][  T390]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.573777][  T390]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.573782][  T390]  __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))
[   14.573784][  T390]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.573790][  T390]  ? 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)
[   14.573793][  T390]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.573796][  T390]  put_chars (drivers/char/virtio_console.c:1176)
[   14.573798][  T390]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   14.573800][  T390]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.573803][  T390]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.573808][  T390]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.573810][  T390]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.573814][  T390]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.573817][  T390]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.573819][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.573820][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.573824][  T390]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.573826][  T390]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   14.573829][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.573832][  T390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.573836][  T390]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.573840][  T390]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.573841][  T390]  ? 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))
[   14.573845][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.573847][  T390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.573851][  T390]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.573855][  T390]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.573857][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.573862][  T390]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.573865][  T390]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.573867][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.573869][  T390]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.573873][  T390]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.573875][  T390]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.573878][  T390]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.573882][  T390]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.573885][  T390]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.573887][  T390]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.573891][  T390]  _printk (kernel/printk/printk.c:2504)
[   14.573895][  T390]  ? snapshot_read.cold (user.c:?)
[   14.573899][  T390]  ? br_multicast_flood (??:?) bridge
[   14.573911][  T390]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.573913][  T390]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.573914][  T390]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.573919][  T390] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   14.573929][  T390] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   14.573937][  T390] new_nbp (net/bridge/br_if.c:449) bridge
[   14.573947][  T390] br_add_if (net/bridge/br_if.c:592) bridge
[   14.573954][  T390]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.573958][  T390]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.573961][  T390]  ? __kernel_text_address (kernel/extable.c:79)
[   14.573965][  T390]  do_set_master (net/core/rtnetlink.c:3071)
[   14.573970][  T390]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.573973][  T390]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.573976][  T390]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.573977][  T390]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.573979][  T390]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.573983][  T390]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.573985][  T390]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.573987][  T390]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.573990][  T390]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.573993][  T390]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.573994][  T390]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.573997][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.573999][  T390]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   14.574002][  T390]  ? ___sys_sendmsg (net/socket.c:2757)
[   14.574007][  T390]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.574009][  T390]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.574011][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.574014][  T390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.574015][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.574017][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.574020][  T390]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.574023][  T390]  ? __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)
[   14.574026][  T390]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.574029][  T390]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.574032][  T390]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.574034][  T390]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.574039][  T390]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.574044][  T390]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.574049][  T390]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.574051][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.574056][  T390]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.574057][  T390]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.574059][  T390]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.574061][  T390]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.574065][  T390]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.574067][  T390]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.574070][  T390]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.574072][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.574076][  T390]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.574078][  T390]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.574081][  T390]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.574083][  T390]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.574086][  T390]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.574092][  T390]  ? 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))
[   14.574094][  T390]  ? 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))
[   14.574098][  T390]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.574102][  T390]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.574104][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.574109][  T390]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.574112][  T390]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.574116][  T390]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.574122][  T390]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.574124][  T390]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.574126][  T390]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.574128][  T390]  ? move_addr_to_kernel (net/socket.c:258)
[   14.574136][  T390]  ___sys_sendmsg (net/socket.c:2767)
[   14.574138][  T390]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.574154][  T390]  __sys_sendmsg (net/socket.c:2799)
[   14.574157][  T390]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.574163][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.574167][  T390]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.574169][  T390]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.574172][  T390]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.574175][  T390] RIP: 0033:0x7f921cb2054e
[   14.574178][  T390] 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
[   14.574180][  T390] RSP: 002b:00007fff38d444e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.574183][  T390] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f921cb2054e
[   14.574184][  T390] RDX: 0000000000000000 RSI: 00007fff38d44590 RDI: 0000000000000005
[   14.574185][  T390] RBP: 00007fff38d444f0 R08: 0000000000000000 R09: 0000000000000000
[   14.574186][  T390] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912d8b
[   14.574187][  T390] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff38d44c50
| [   27.026786][    C3] softirqs last disabled at (1114687): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   27.026788][    C3] Preemption disabled at:
| [   27.026789][    C3] 0x0
| [   27.026798][    C3] Tainted: [W]=WARN
[   27.026799][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.026801][    C3] Call Trace:
[   27.026803][    C3]  <IRQ>
[   27.026804][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.026810][    C3]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.026814][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.026817][    C3]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   27.026820][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.026824][    C3]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   27.026827][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.026830][    C3]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.026833][    C3]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.026835][    C3]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.026837][    C3]  put_chars (drivers/char/virtio_console.c:1176)
[   27.026839][    C3]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.026841][    C3]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   27.026844][    C3]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.026848][    C3]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.026849][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.026851][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.026853][    C3]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.026856][    C3]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.026858][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.026859][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.026861][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.026863][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   27.026865][    C3]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.026867][    C3]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.026870][    C3]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.026872][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.026873][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.026875][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.026877][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.026878][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.026880][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.026882][    C3]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.026884][    C3]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.026886][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.026888][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.026900][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.026902][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.026908][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.026914][    C3]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   27.026918][    C3]  _printk (kernel/printk/printk.c:2504)
[   27.026921][    C3]  ? snapshot_read.cold (user.c:?)
[   27.026923][    C3]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   27.026928][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.026930][    C3]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   27.026931][    C3]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   27.026934][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.026937][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.026939][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.026941][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.026943][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.026945][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.026951][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.026953][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.026955][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.026961][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.026963][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.026969][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.026976][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.026982][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   27.026985][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.026987][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.026990][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.026992][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.026994][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.026996][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.026998][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.027006][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.027007][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.027010][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.027013][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.027015][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.027016][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.027019][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.027021][    C3]  handle_softirqs (kernel/softirq.c:645)
[   27.027023][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.027024][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.027026][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.027028][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   27.027029][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.027032][    C3]  </IRQ>
[   27.027033][    C3]  <TASK>
[   27.027033][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.027035][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.027037][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.027040][    C3] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   27.027041][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   27.027045][    C3] RAX: 000000000011023d RBX: ff11000001c88040 RCX: ffffffff83af0307
[   27.027046][    C3] RDX: ff11000001c88040 RSI: ffffffff86838b01 RDI: ffffffff8628d8e0
[   27.027047][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.027048][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   27.027048][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   27.027050][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.027053][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.027055][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   27.027057][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.027059][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   27.027060][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.027063][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.027065][    C3]  do_idle (kernel/sched/idle.c:355)
[   27.027066][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.027068][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   27.027070][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   27.027072][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.088188][    C3]
| [   27.088255][    C3]
| [   27.088255][    C3] stack backtrace:
| [   27.088494][    C3] Tainted: [W]=WARN
[   27.088494][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.088496][    C3] Call Trace:
[   27.088497][    C3]  <IRQ>
[   27.088498][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.088502][    C3]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.088504][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.088508][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.088509][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.088511][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.088513][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.088515][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.088523][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.088526][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.088528][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.088535][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.088536][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.088543][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.088549][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.088556][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   27.088558][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.088560][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.088563][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.088565][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.088567][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.088569][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.088571][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.088578][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.088580][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.088583][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.088586][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.088588][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.088589][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.088591][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.088593][    C3]  handle_softirqs (kernel/softirq.c:645)
[   27.088595][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.088597][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.088599][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.088600][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   27.088602][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.088604][    C3]  </IRQ>
[   27.088604][    C3]  <TASK>
[   27.088605][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.088606][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.088608][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.088610][    C3] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   27.088612][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   27.088614][    C3] RAX: 000000000011023d RBX: ff11000001c88040 RCX: ffffffff83af0307
[   27.088615][    C3] RDX: ff11000001c88040 RSI: ffffffff86838b01 RDI: ffffffff8628d8e0
[   27.088616][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.088617][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   27.088618][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   27.088619][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.088622][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.088623][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   27.088625][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.088627][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   27.088629][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.088630][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.088632][    C3]  do_idle (kernel/sched/idle.c:355)
[   27.088634][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.088635][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   27.088637][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   27.088639][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   28.095634][  T555] softirqs last disabled at (0): 0x0
| [   28.095636][  T555] Preemption disabled at:
| [   28.095636][  T555] 0x0
| [   28.095645][  T555] Tainted: [W]=WARN
[   28.095646][  T555] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.095648][  T555] Call Trace:
[   28.095649][  T555]  <TASK>
[   28.095651][  T555]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.095657][  T555]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.095661][  T555]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.095665][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095669][  T555]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   28.095673][  T555]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.095675][  T555]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.095679][  T555]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.095681][  T555]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.095683][  T555]  put_chars (drivers/char/virtio_console.c:1176)
[   28.095685][  T555]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.095686][  T555]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   28.095690][  T555]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.095694][  T555]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.095696][  T555]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.095697][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095699][  T555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.095701][  T555]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.095706][  T555]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.095708][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095710][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095712][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095714][  T555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.095716][  T555]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   28.095717][  T555]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.095720][  T555]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.095722][  T555]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.095724][  T555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.095726][  T555]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.095728][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095730][  T555]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.095731][  T555]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.095733][  T555]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   28.095735][  T555]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.095737][  T555]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.095739][  T555]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.095741][  T555]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.095743][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095745][  T555]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.095748][  T555]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   28.095749][  T555]  _printk (kernel/printk/printk.c:2504)
[   28.095753][  T555]  ? snapshot_read.cold (user.c:?)
[   28.095755][  T555]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   28.095759][  T555] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   28.095772][  T555] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   28.095781][  T555] br_device_event (net/bridge/br.c:111) bridge
[   28.095790][  T555]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   28.095793][  T555]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   28.095796][  T555]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   28.095799][  T555]  notifier_call_chain (kernel/notifier.c:85)
[   28.095803][  T555]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   28.095807][  T555]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.095808][  T555]  ? netif_change_name (net/core/dev.c:1517)
[   28.095810][  T555]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   28.095812][  T555]  ? __kernel_text_address (kernel/extable.c:79)
[   28.095814][  T555]  ? write_profile (profile.c:?)
[   28.095817][  T555]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.095820][  T555]  netif_change_flags (net/core/dev.c:9882)
[   28.095822][  T555]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   28.095825][  T555]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   28.095827][  T555]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   28.095828][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095830][  T555]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   28.095833][  T555]  ? kasan_save_stack (mm/kasan/common.c:58)
[   28.095836][  T555]  ? kasan_save_stack (mm/kasan/common.c:57)
[   28.095838][  T555]  ? kasan_save_track (mm/kasan/common.c:78)
[   28.095839][  T555]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   28.095841][  T555]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   28.095842][  T555]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   28.095844][  T555]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.095845][  T555]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.095848][  T555]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.095849][  T555]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.095850][  T555]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   28.095853][  T555]  ? ___sys_sendmsg (net/socket.c:2767)
[   28.095854][  T555]  ? __sys_sendmsg (net/socket.c:2799)
[   28.095856][  T555]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.095858][  T555]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.095861][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095863][  T555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.095864][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095866][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095867][  T555]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   28.095871][  T555]  ? __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)
[   28.095872][  T555]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   28.095873][  T555]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.095875][  T555]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   28.095877][  T555]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   28.095879][  T555]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   28.095881][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095883][  T555]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.095884][  T555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.095886][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095888][  T555]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   28.095891][  T555]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   28.095893][  T555]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   28.095894][  T555]  ? __kernel_text_address (kernel/extable.c:79)
[   28.095896][  T555]  ? write_profile (profile.c:?)
[   28.095897][  T555]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.095898][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095900][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095902][  T555]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   28.095905][  T555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.095907][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095909][  T555]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.095910][  T555]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.095912][  T555]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.095913][  T555]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   28.095915][  T555]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   28.095917][  T555]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.095919][  T555]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.095920][  T555]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.095921][  T555]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.095923][  T555]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   28.095925][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095927][  T555]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.095929][  T555]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.095931][  T555]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.095933][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095935][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095936][  T555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.095938][  T555]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.095940][  T555]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   28.095942][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095944][  T555]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.095946][  T555]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   28.095947][  T555]  ? copy_msghdr_from_user (net/socket.c:2650)
[   28.095949][  T555]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   28.095950][  T555]  ? move_addr_to_kernel (net/socket.c:258)
[   28.095952][  T555]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   28.095955][  T555]  ___sys_sendmsg (net/socket.c:2767)
[   28.095956][  T555]  ? copy_msghdr_from_user (net/socket.c:2619)
[   28.095961][  T555]  __sys_sendmsg (net/socket.c:2799)
[   28.095963][  T555]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   28.095966][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095968][  T555]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.095970][  T555]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.095972][  T555]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.095973][  T555] RIP: 0033:0x7f241aaf954e
[   28.095975][  T555] 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
[   28.095977][  T555] RSP: 002b:00007ffc052fd1b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.095981][  T555] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f241aaf954e
[   28.095982][  T555] RDX: 0000000000000000 RSI: 00007ffc052fd260 RDI: 0000000000000005
[   28.095983][  T555] RBP: 00007ffc052fd1c0 R08: 0000000000000000 R09: 0000000000000000
[   28.095984][  T555] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912d98


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