======================================
| [   10.344370][  T187] softirqs last disabled at (34051): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.344373][  T187] Preemption disabled at:
| [   10.344374][  T187] 0x0
| [   10.344384][  T187] Tainted: [W]=WARN
[   10.344385][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.344387][  T187] Call Trace:
[   10.344389][  T187]  <TASK>
[   10.344390][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.344397][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.344401][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.344405][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.344410][  T187]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.344413][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.344418][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.344421][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.344424][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[   10.344427][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.344429][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.344433][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.344438][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.344445][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.344447][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.344449][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.344453][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.344457][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.344459][  T187]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.344462][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.344464][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.344468][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.344472][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.344474][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.344479][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.344482][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.344484][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.344486][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.344490][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.344492][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.344495][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.344499][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.344503][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.344506][  T187]  _printk (kernel/printk/printk.c:2504)
[   10.344510][  T187]  ? snapshot_read.cold (user.c:?)
[   10.344513][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.344515][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.344519][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.344522][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.344526][  T187]  ? exit_notify (kernel/exit.c:780)
[   10.344528][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.344531][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.344535][  T187]  do_group_exit (kernel/exit.c:1151)
[   10.344537][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.344539][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.344541][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.344544][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.344547][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.344550][  T187] RIP: 0033:0x7f3cac5f21b8
[   10.344552][  T187] Code: Unable to access opcode bytes at 0x7f3cac5f218e.

Code starting with the faulting instruction
===========================================
[   10.344554][  T187] RSP: 002b:00007fffab2f4018 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.344556][  T187] RAX: ffffffffffffffda RBX: 00007f3cac722f88 RCX: 00007f3cac5f21b8
[   10.344558][  T187] RDX: 00007f3cac33cfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.344558][  T187] RBP: 00007fffab2f4070 R08: 0000000000000000 R09: 0000000000008010
[   10.344559][  T187] R10: 00007fffab2f3e30 R11: 0000000000000246 R12: 0000000000000001
[   10.344560][  T187] R13: 0000000000000000 R14: 00007f3cac721680 R15: 00007f3cac722fa0
| [   11.364123][  T226] softirqs last disabled at (20597): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.364126][  T226] Preemption disabled at:
| [   11.364126][  T226] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.364136][  T226] Tainted: [W]=WARN
[   11.364137][  T226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.364138][  T226] Call Trace:
[   11.364140][  T226]  <TASK>
[   11.364141][  T226]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.364146][  T226]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.364149][  T226]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.364153][  T226]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.364157][  T226]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.364162][  T226]  __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))
[   11.364164][  T226]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.364170][  T226]  ? 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)
[   11.364173][  T226]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.364176][  T226]  put_chars (drivers/char/virtio_console.c:1176)
[   11.364179][  T226]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.364180][  T226]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.364185][  T226]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.364187][  T226]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.364192][  T226]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.364194][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.364199][  T226]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.364202][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.364207][  T226]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.364211][  T226]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.364213][  T226]  ? 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))
[   11.364216][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.364218][  T226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.364222][  T226]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.364226][  T226]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.364228][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.364233][  T226]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.364236][  T226]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.364238][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.364240][  T226]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.364249][  T226]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.364251][  T226]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.364254][  T226]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.364258][  T226]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.364264][  T226]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   11.364268][  T226]  _printk (kernel/printk/printk.c:2504)
[   11.364272][  T226]  ? snapshot_read.cold (user.c:?)
[   11.364278][  T226]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   11.364281][  T226] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q
[   11.364284][  T226]  do_one_initcall (init/main.c:1357)
[   11.364287][  T226]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.364291][  T226]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.364294][  T226]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.364299][  T226]  do_init_module (kernel/module/main.c:3117)
[   11.364303][  T226]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.364310][  T226]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.364313][  T226]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.364317][  T226]  load_module (kernel/module/main.c:3593)
[   11.364324][  T226]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.364328][  T226]  ? __ia32_sys_fsconfig (??:?)
[   11.364331][  T226]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   11.364335][  T226]  ? backing_file_read_iter (fs/backing-file.c:211)
[   11.364338][  T226]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.364342][  T226]  init_module_from_file (kernel/module/main.c:3790)
[   11.364345][  T226]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.364353][  T226]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.364357][  T226]  ? 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)
[   11.364360][  T226]  idempotent_init_module (kernel/module/main.c:3802)
[   11.364363][  T226]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.364369][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.364372][  T226]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.364378][  T226]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.364380][  T226]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.364383][  T226]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.364385][  T226]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.364388][  T226]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.364390][  T226] RIP: 0033:0x7f5d835a737d
[   11.364394][  T226] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.364395][  T226] RSP: 002b:00007ffc5bc1f558 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.364399][  T226] RAX: ffffffffffffffda RBX: 0000558fdd681810 RCX: 00007f5d835a737d
[   11.364400][  T226] RDX: 0000000000000000 RSI: 0000558faef00ffd RDI: 0000000000000000
[   11.364401][  T226] RBP: 00007ffc5bc1f5f0 R08: 0000000000000000 R09: 0000000000000000
[   11.364402][  T226] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558faef00ffd
[   11.364403][  T226] R13: 0000558fdd681960 R14: 0000000000040000 R15: 0000000000000000
| [   27.509436][    C0] softirqs last disabled at (603543): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   27.509438][    C0] Preemption disabled at:
| [   27.509439][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   27.509450][    C0] Tainted: [W]=WARN
[   27.509451][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.509453][    C0] Call Trace:
[   27.509455][    C0]  <IRQ>
[   27.509457][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.509462][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   27.509464][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.509467][    C0]  ? unwind_next_frame (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   27.509470][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.509474][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   27.509477][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.509481][    C0]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   27.509484][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.509487][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.509491][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.509493][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.509495][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   27.509497][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.509499][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   27.509503][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.509507][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.509508][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.509510][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.509513][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.509516][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.509518][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.509520][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.509522][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.509524][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   27.509526][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.509528][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.509532][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.509533][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.509535][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.509537][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.509539][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.509540][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.509543][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.509545][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.509547][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.509550][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.509552][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.509554][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.509556][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   27.509560][    C0]  _printk (kernel/printk/printk.c:2504)
[   27.509564][    C0]  ? snapshot_read.cold (user.c:?)
[   27.509566][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   27.509570][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.509572][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   27.509574][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   27.509577][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.509580][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.509582][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.509584][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.509587][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.509589][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.509603][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.509605][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.509607][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.509615][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.509617][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.509624][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.509632][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.509639][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   27.509643][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.509644][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.509648][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.509650][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.509652][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.509654][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.509656][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.509664][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.509666][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.509669][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.509671][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.509673][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.509675][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.509677][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.509679][    C0]  handle_softirqs (kernel/softirq.c:645)
[   27.509681][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.509683][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.509685][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.509687][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   27.509689][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.509691][    C0]  </IRQ>
[   27.509692][    C0]  <TASK>
[   27.509693][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   27.509695][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.509697][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.509700][    C0] 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
[   27.509702][    C0] RSP: 0018:ffffffff85407cf8 EFLAGS: 00000296
[   27.509705][    C0] RAX: 0000000000093595 RBX: ffffffff8541c600 RCX: ffffffff824f0307
[   27.509707][    C0] RDX: ffffffff8541c600 RSI: ffffffff85238b01 RDI: ffffffff84c8d8e0
[   27.509708][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.509709][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff0a80fa2
[   27.509710][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   27.509712][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.509715][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.509717][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.509719][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   27.509721][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.509722][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   27.509724][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.509726][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.509729][    C0]  do_idle (kernel/sched/idle.c:355)
[   27.509730][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.509732][    C0]  rest_init (init/main.c:727)
[   27.509734][    C0]  ? __cpuidle_text_end (??:?)
[   27.509737][    C0]  ? rest_init (init/main.c:727)
[   27.509739][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   27.509743][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   27.509745][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   27.509748][    C0]  start_kernel (init/main.c:1185)
[   27.509750][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   27.509752][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   27.509755][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.581237][    C0]
| [   27.581313][    C0]
| [   27.581313][    C0] stack backtrace:
| [   27.581583][    C0] Tainted: [W]=WARN
[   27.581584][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.581586][    C0] Call Trace:
[   27.581587][    C0]  <IRQ>
[   27.581588][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.581593][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.581596][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.581599][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.581601][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.581603][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.581605][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.581607][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.581615][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.581619][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.581620][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.581627][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.581629][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.581635][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.581642][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.581649][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   27.581651][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.581653][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.581657][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.581659][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.581661][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.581663][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.581665][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.581672][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.581674][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.581677][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.581679][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.581681][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.581683][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.581685][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.581687][    C0]  handle_softirqs (kernel/softirq.c:645)
[   27.581689][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.581691][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.581693][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.581694][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   27.581696][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.581698][    C0]  </IRQ>
[   27.581698][    C0]  <TASK>
[   27.581699][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   27.581701][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.581703][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.581705][    C0] 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
[   27.581707][    C0] RSP: 0018:ffffffff85407cf8 EFLAGS: 00000296
[   27.581709][    C0] RAX: 0000000000093595 RBX: ffffffff8541c600 RCX: ffffffff824f0307
[   27.581711][    C0] RDX: ffffffff8541c600 RSI: ffffffff85238b01 RDI: ffffffff84c8d8e0
[   27.581712][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.581713][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff0a80fa2
[   27.581713][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   27.581715][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.581717][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.581719][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.581721][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   27.581722][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.581724][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   27.581726][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.581728][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.581730][    C0]  do_idle (kernel/sched/idle.c:355)
[   27.581732][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.581733][    C0]  rest_init (init/main.c:727)
[   27.581735][    C0]  ? __cpuidle_text_end (??:?)
[   27.581738][    C0]  ? rest_init (init/main.c:727)
[   27.581740][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   27.581744][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   27.581746][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   27.581749][    C0]  start_kernel (init/main.c:1185)
[   27.581751][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   27.581752][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   27.581754][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   38.391193][  T321] softirqs last disabled at (0): 0x0
| [   38.391195][  T321] Preemption disabled at:
| [   38.391196][  T321] vprintk_emit (kernel/printk/printk.c:2471)
| [   38.391210][  T321] Tainted: [W]=WARN
[   38.391211][  T321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.391213][  T321] Call Trace:
[   38.391215][  T321]  <TASK>
[   38.391216][  T321]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   38.391223][  T321]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   38.391225][  T321]  __might_resched.cold (kernel/sched/core.c:9234)
[   38.391230][  T321]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   38.391234][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.391239][  T321]  __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))
[   38.391243][  T321]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   38.391246][  T321]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.391251][  T321]  ? 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)
[   38.391253][  T321]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.391256][  T321]  put_chars (drivers/char/virtio_console.c:1176)
[   38.391258][  T321]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   38.391261][  T321]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   38.391264][  T321]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   38.391267][  T321]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   38.391272][  T321]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   38.391273][  T321]  ? 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)
[   38.391276][  T321]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   38.391278][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.391280][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.391283][  T321]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.391286][  T321]  console_emit_next_record (kernel/printk/printk.c:3183)
[   38.391290][  T321]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   38.391293][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.391295][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.391297][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.391299][  T321]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.391302][  T321]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   38.391307][  T321]  console_flush_one_record (kernel/printk/printk.c:3268)
[   38.391310][  T321]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   38.391314][  T321]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   38.391317][  T321]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.391319][  T321]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   38.391321][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.391324][  T321]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.391326][  T321]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   38.391328][  T321]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   38.391331][  T321]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   38.391334][  T321]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   38.391337][  T321]  vprintk_emit (kernel/printk/printk.c:2479)
[   38.391340][  T321]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   38.391345][  T321]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   38.391348][  T321]  _printk (kernel/printk/printk.c:2504)
[   38.391352][  T321]  ? snapshot_read.cold (user.c:?)
[   38.391356][  T321]  ? 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)
[   38.391359][  T321] gact_init_module (net/sched/act_gact.c:180) act_gact
[   38.391362][  T321]  do_one_initcall (init/main.c:1357)
[   38.391365][  T321]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   38.391369][  T321]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   38.391373][  T321]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   38.391376][  T321]  do_init_module (kernel/module/main.c:3117)
[   38.391380][  T321]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   38.391383][  T321]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   38.391386][  T321]  load_module (kernel/module/main.c:3593)
[   38.391397][  T321]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   38.391400][  T321]  ? __ia32_sys_fsconfig (??:?)
[   38.391403][  T321]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   38.391408][  T321]  ? backing_file_read_iter (fs/backing-file.c:211)
[   38.391412][  T321]  init_module_from_file (kernel/module/main.c:3790)
[   38.391415][  T321]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   38.391418][  T321]  ? ovl_mmap (fs/overlayfs/file.c:477)
[   38.391422][  T321]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   38.391425][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.391427][  T321]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.391429][  T321]  ? 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)
[   38.391432][  T321]  idempotent_init_module (kernel/module/main.c:3802)
[   38.391435][  T321]  ? init_module_from_file (kernel/module/main.c:3791)
[   38.391440][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.391442][  T321]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   38.391447][  T321]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   38.391450][  T321]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.391454][  T321]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.391457][  T321]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   38.391460][  T321]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.391463][  T321] RIP: 0033:0x7f4ff95e637d
[   38.391466][  T321] 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
[   38.391468][  T321] RSP: 002b:00007ffe287bdf08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   38.391473][  T321] RAX: ffffffffffffffda RBX: 000055bcb8c04810 RCX: 00007f4ff95e637d
[   38.391474][  T321] RDX: 0000000000000000 RSI: 000055bc92e74ffd RDI: 0000000000000000
[   38.391476][  T321] RBP: 00007ffe287bdfa0 R08: 0000000000000000 R09: 0000000000000000
[   38.391477][  T321] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bc92e74ffd
[   38.391479][  T321] R13: 000055bcb8c04960 R14: 0000000000040000 R15: 0000000000000000
| [   61.976674][  T554] softirqs last disabled at (0): 0x0
| [   61.976676][  T554] Preemption disabled at:
| [   61.976676][  T554] vprintk_emit (kernel/printk/printk.c:2471)
| [   61.976688][  T554] Tainted: [W]=WARN
[   61.976689][  T554] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.976690][  T554] Call Trace:
[   61.976692][  T554]  <TASK>
[   61.976693][  T554]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   61.976698][  T554]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   61.976700][  T554]  __might_resched.cold (kernel/sched/core.c:9234)
[   61.976704][  T554]  ? __module_address (kernel/module/main.c:3915)
[   61.976707][  T554]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   61.976710][  T554]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   61.976712][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976715][  T554]  __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))
[   61.976719][  T554]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   61.976721][  T554]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   61.976725][  T554]  ? 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)
[   61.976727][  T554]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   61.976729][  T554]  put_chars (drivers/char/virtio_console.c:1176)
[   61.976730][  T554]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   61.976732][  T554]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   61.976733][  T554]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   61.976736][  T554]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   61.976739][  T554]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   61.976741][  T554]  ? 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)
[   61.976742][  T554]  ? vsnprintf (lib/vsprintf.c:2900)
[   61.976746][  T554]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   61.976747][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976749][  T554]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.976752][  T554]  console_emit_next_record (kernel/printk/printk.c:3183)
[   61.976754][  T554]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   61.976756][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976758][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976759][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976761][  T554]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.976763][  T554]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   61.976765][  T554]  console_flush_one_record (kernel/printk/printk.c:3268)
[   61.976767][  T554]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   61.976770][  T554]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   61.976772][  T554]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.976773][  T554]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   61.976775][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976777][  T554]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   61.976778][  T554]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   61.976780][  T554]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   61.976782][  T554]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   61.976784][  T554]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   61.976786][  T554]  vprintk_emit (kernel/printk/printk.c:2479)
[   61.976788][  T554]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   61.976790][  T554]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   61.976792][  T554]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   61.976794][  T554]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.976795][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976797][  T554]  _printk (kernel/printk/printk.c:2504)
[   61.976801][  T554]  ? snapshot_read.cold (user.c:?)
[   61.976803][  T554]  ? br_multicast_flood (??:?) bridge
[   61.976815][  T554]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   61.976818][  T554]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   61.976819][  T554]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   61.976822][  T554] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   61.976830][  T554] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   61.976838][  T554] new_nbp (net/bridge/br_if.c:449) bridge
[   61.976845][  T554] br_add_if (net/bridge/br_if.c:592) bridge
[   61.976852][  T554]  ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410)
[   61.976854][  T554]  ? dev_change_flags (net/core/dev_api.c:69)
[   61.976856][  T554]  ? cycle_netdev (drivers/net/vrf.c:1003) vrf
[   61.976858][  T554]  ? vrf_del_slave (drivers/net/vrf.c:1068 drivers/net/vrf.c:1075) vrf
[   61.976860][  T554]  do_set_master (net/core/rtnetlink.c:3071)
[   61.976863][  T554]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   61.976864][  T554]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   61.976866][  T554]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   61.976867][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976869][  T554]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   61.976873][  T554]  ? kasan_save_stack (mm/kasan/common.c:58)
[   61.976875][  T554]  ? kasan_save_stack (mm/kasan/common.c:57)
[   61.976877][  T554]  ? kasan_save_track (mm/kasan/common.c:78)
[   61.976878][  T554]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   61.976880][  T554]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   61.976882][  T554]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   61.976883][  T554]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   61.976884][  T554]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   61.976887][  T554]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.976888][  T554]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   61.976889][  T554]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   61.976891][  T554]  ? ___sys_sendmsg (net/socket.c:2767)
[   61.976893][  T554]  ? __sys_sendmsg (net/socket.c:2799)
[   61.976895][  T554]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   61.976897][  T554]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.976899][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976901][  T554]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.976902][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976904][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976906][  T554]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   61.976909][  T554]  ? __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)
[   61.976911][  T554]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   61.976912][  T554]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   61.976914][  T554]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   61.976915][  T554]  ? nla_get_range_signed (lib/nlattr.c:270)
[   61.976917][  T554]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   61.976920][  T554]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   61.976921][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976923][  T554]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   61.976925][  T554]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.976926][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976928][  T554]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   61.976932][  T554]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   61.976934][  T554]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   61.976936][  T554]  ? __kernel_text_address (kernel/extable.c:79)
[   61.976937][  T554]  ? write_profile (profile.c:?)
[   61.976939][  T554]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   61.976941][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976943][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976945][  T554]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   61.976948][  T554]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.976950][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976952][  T554]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   61.976953][  T554]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   61.976955][  T554]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.976956][  T554]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   61.976957][  T554]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   61.976960][  T554]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   61.976961][  T554]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.976963][  T554]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   61.976964][  T554]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.976966][  T554]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   61.976968][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976970][  T554]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   61.976972][  T554]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.976974][  T554]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.976976][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976978][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976979][  T554]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.976981][  T554]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   61.976983][  T554]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   61.976985][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.976987][  T554]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   61.976989][  T554]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   61.976990][  T554]  ? copy_msghdr_from_user (net/socket.c:2650)
[   61.976992][  T554]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   61.976994][  T554]  ? move_addr_to_kernel (net/socket.c:258)
[   61.976995][  T554]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   61.976998][  T554]  ___sys_sendmsg (net/socket.c:2767)
[   61.977000][  T554]  ? copy_msghdr_from_user (net/socket.c:2619)
[   61.977004][  T554]  __sys_sendmsg (net/socket.c:2799)
[   61.977006][  T554]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   61.977009][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.977011][  T554]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   61.977013][  T554]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   61.977014][  T554]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.977016][  T554] RIP: 0033:0x7fee955f054e
[   61.977018][  T554] 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
[   61.977020][  T554] RSP: 002b:00007fffa1a14050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.977024][  T554] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fee955f054e
[   61.977025][  T554] RDX: 0000000000000000 RSI: 00007fffa1a14100 RDI: 0000000000000005
[   61.977026][  T554] RBP: 00007fffa1a14060 R08: 0000000000000000 R09: 0000000000000000
[   61.977027][  T554] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9100d5
[   61.977028][  T554] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffa1a147c0
| [   64.137787][  T566] softirqs last disabled at (0): 0x0
| [   64.137789][  T566] Preemption disabled at:
| [   64.137789][  T566] vprintk_emit (kernel/printk/printk.c:2471)
| [   64.137800][  T566] Tainted: [W]=WARN
[   64.137801][  T566] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.137803][  T566] Call Trace:
[   64.137805][  T566]  <TASK>
[   64.137806][  T566]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   64.137811][  T566]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   64.137813][  T566]  __might_resched.cold (kernel/sched/core.c:9234)
[   64.137817][  T566]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   64.137821][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.137824][  T566]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   64.137828][  T566]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   64.137831][  T566]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   64.137835][  T566]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   64.137836][  T566]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   64.137838][  T566]  put_chars (drivers/char/virtio_console.c:1176)
[   64.137840][  T566]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   64.137842][  T566]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   64.137845][  T566]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   64.137848][  T566]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   64.137850][  T566]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   64.137851][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.137853][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.137855][  T566]  console_emit_next_record (kernel/printk/printk.c:3183)
[   64.137858][  T566]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   64.137860][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.137862][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.137863][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.137865][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.137867][  T566]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   64.137869][  T566]  console_flush_one_record (kernel/printk/printk.c:3268)
[   64.137871][  T566]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   64.137874][  T566]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   64.137875][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.137877][  T566]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   64.137879][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.137881][  T566]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.137882][  T566]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   64.137883][  T566]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   64.137886][  T566]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   64.137887][  T566]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   64.137889][  T566]  vprintk_emit (kernel/printk/printk.c:2479)
[   64.137892][  T566]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   64.137894][  T566]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.137897][  T566]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   64.137900][  T566]  ? ___sys_sendmsg (net/socket.c:2767)
[   64.137902][  T566]  ? __sys_sendmsg (net/socket.c:2799)
[   64.137903][  T566]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.137906][  T566]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.137909][  T566]  _printk (kernel/printk/printk.c:2504)
[   64.137912][  T566]  ? snapshot_read.cold (user.c:?)
[   64.137914][  T566]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   64.137917][  T566]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   64.137919][  T566]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   64.137921][  T566]  ? netdev_notice (net/core/dev.c:13194)
[   64.137923][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.137925][  T566]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   64.137926][  T566]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   64.137929][  T566]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   64.137930][  T566]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   64.137933][  T566]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   64.137936][  T566]  dev_set_allmulti (net/core/dev_api.c:315)
[   64.137939][  T566] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   64.137951][  T566]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   64.137954][  T566] br_dev_delete (net/bridge/br_if.c:387) bridge
[   64.137962][  T566]  rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694)
[   64.137965][  T566]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.137967][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.137969][  T566]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   64.137971][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.137978][  T566]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[   64.137980][  T566]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.137982][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.137983][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.137985][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.137987][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.137988][  T566]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.137990][  T566]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   64.137993][  T566]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   64.137995][  T566]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   64.137998][  T566]  ? __kernel_text_address (kernel/extable.c:79)
[   64.137999][  T566]  ? write_profile (profile.c:?)
[   64.138001][  T566]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   64.138003][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.138004][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.138006][  T566]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   64.138010][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.138011][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.138013][  T566]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   64.138015][  T566]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.138017][  T566]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.138019][  T566]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   64.138020][  T566]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   64.138024][  T566]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   64.138025][  T566]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.138027][  T566]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.138028][  T566]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.138030][  T566]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   64.138032][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.138034][  T566]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.138036][  T566]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.138038][  T566]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.138040][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.138041][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.138043][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.138045][  T566]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.138047][  T566]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   64.138049][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.138051][  T566]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.138053][  T566]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   64.138054][  T566]  ? copy_msghdr_from_user (net/socket.c:2650)
[   64.138056][  T566]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   64.138058][  T566]  ? move_addr_to_kernel (net/socket.c:258)
[   64.138059][  T566]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   64.138062][  T566]  ___sys_sendmsg (net/socket.c:2767)
[   64.138064][  T566]  ? copy_msghdr_from_user (net/socket.c:2619)
[   64.138069][  T566]  __sys_sendmsg (net/socket.c:2799)
[   64.138071][  T566]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   64.138073][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.138075][  T566]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.138077][  T566]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   64.138079][  T566]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.138081][  T566] RIP: 0033:0x7fea02f6454e
[   64.138083][  T566] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   64.138084][  T566] RSP: 002b:00007ffc61ba1df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.138088][  T566] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fea02f6454e
[   64.138090][  T566] RDX: 0000000000000000 RSI: 00007ffc61ba1ea0 RDI: 0000000000000005
[   64.138091][  T566] RBP: 00007ffc61ba1e00 R08: 0000000000000000 R09: 0000000000000000
[   64.138091][  T566] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9100d7
[   64.138092][  T566] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc61ba2560
| [   82.982173][  T862] softirqs last disabled at (0): 0x0
| [   82.982175][  T862] Preemption disabled at:
| [   82.982176][  T862] vprintk_emit (kernel/printk/printk.c:2471)
| [   82.982188][  T862] Tainted: [W]=WARN
[   82.982188][  T862] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   82.982191][  T862] Call Trace:
[   82.982192][  T862]  <TASK>
[   82.982193][  T862]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   82.982199][  T862]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   82.982201][  T862]  __might_resched.cold (kernel/sched/core.c:9234)
[   82.982205][  T862]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   82.982208][  T862]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   82.982212][  T862]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   82.982213][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982217][  T862]  __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))
[   82.982220][  T862]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   82.982223][  T862]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   82.982227][  T862]  ? 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)
[   82.982229][  T862]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   82.982231][  T862]  put_chars (drivers/char/virtio_console.c:1176)
[   82.982233][  T862]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   82.982234][  T862]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   82.982236][  T862]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   82.982239][  T862]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   82.982242][  T862]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   82.982243][  T862]  ? 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)
[   82.982245][  T862]  ? vsnprintf (lib/vsprintf.c:2900)
[   82.982248][  T862]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   82.982250][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982252][  T862]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.982254][  T862]  console_emit_next_record (kernel/printk/printk.c:3183)
[   82.982256][  T862]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   82.982258][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982260][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982261][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982263][  T862]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.982265][  T862]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   82.982267][  T862]  console_flush_one_record (kernel/printk/printk.c:3268)
[   82.982269][  T862]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   82.982272][  T862]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   82.982273][  T862]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.982275][  T862]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   82.982277][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982278][  T862]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   82.982280][  T862]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   82.982281][  T862]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   82.982283][  T862]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   82.982285][  T862]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   82.982287][  T862]  vprintk_emit (kernel/printk/printk.c:2479)
[   82.982290][  T862]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   82.982293][  T862]  _printk (kernel/printk/printk.c:2504)
[   82.982297][  T862]  ? snapshot_read.cold (user.c:?)
[   82.982298][  T862]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   82.982302][  T862]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   82.982304][  T862]  ? br_port_set_promisc (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_if.c:106) bridge
[   82.982320][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982322][  T862]  ? br_vlan_filter_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:919) bridge
[   82.982332][  T862] br_vlan_filter_toggle.cold (net/bridge/br_vlan.c:920 (discriminator 1)) bridge
[   82.982342][  T862]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   82.982345][  T862] br_changelink (net/bridge/br_netlink.c:1363) bridge
[   82.982353][  T862]  ? __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)
[   82.982356][  T862]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   82.982357][  T862]  ? br_get_size (net/bridge/br_netlink.c:1676) bridge
[   82.982363][  T862]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   82.982366][  T862]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   82.982367][  T862]  ? nla_get_range_signed (lib/nlattr.c:270)
[   82.982371][  T862]  __rtnl_newlink (net/core/rtnetlink.c:3865 net/core/rtnetlink.c:4076)
[   82.982374][  T862]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   82.982376][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982378][  T862]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   82.982379][  T862]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.982380][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982382][  T862]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   82.982384][  T862]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   82.982386][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982388][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982389][  T862]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   82.982393][  T862]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.982394][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982396][  T862]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   82.982398][  T862]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   82.982399][  T862]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   82.982401][  T862]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   82.982403][  T862]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   82.982406][  T862]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   82.982409][  T862]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   82.982410][  T862]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   82.982412][  T862]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   82.982413][  T862]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   82.982416][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982417][  T862]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   82.982419][  T862]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   82.982421][  T862]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   82.982423][  T862]  ? next_uptodate_folio (mm/filemap.c:3747)
[   82.982426][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982427][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982429][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982431][  T862]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   82.982433][  T862]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   82.982435][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982437][  T862]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   82.982439][  T862]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   82.982440][  T862]  ? copy_msghdr_from_user (net/socket.c:2650)
[   82.982442][  T862]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   82.982443][  T862]  ? move_addr_to_kernel (net/socket.c:258)
[   82.982446][  T862]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   82.982448][  T862]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.982450][  T862]  ___sys_sendmsg (net/socket.c:2767)
[   82.982452][  T862]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   82.982454][  T862]  ? copy_msghdr_from_user (net/socket.c:2619)
[   82.982456][  T862]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   82.982461][  T862]  __sys_sendmsg (net/socket.c:2799)
[   82.982463][  T862]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   82.982465][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982467][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.982469][  T862]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   82.982471][  T862]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   82.982473][  T862]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   82.982475][  T862] RIP: 0033:0x7fdbd088954e
[   82.982477][  T862] 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
[   82.982479][  T862] RSP: 002b:00007ffdb94c79b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   82.982483][  T862] RAX: ffffffffffffffda RBX: 00007ffdb94c8150 RCX: 00007fdbd088954e
[   82.982485][  T862] RDX: 0000000000000000 RSI: 00007ffdb94c7a60 RDI: 0000000000000005
[   82.982486][  T862] RBP: 00007ffdb94c79c0 R08: 0000000000000000 R09: 0000000000000000
[   82.982487][  T862] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9100ea


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