======================================
| [    9.427333][  T187] softirqs last disabled at (24341): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.427336][  T187] Preemption disabled at:
| [    9.427336][  T187] 0x0
| [    9.427347][  T187] Tainted: [W]=WARN
[    9.427348][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.427350][  T187] Call Trace:
[    9.427351][  T187]  <TASK>
[    9.427353][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.427359][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.427364][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.427368][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.427373][  T187]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.427375][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.427381][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.427384][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.427387][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[    9.427390][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.427391][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.427396][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.427401][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.427408][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.427410][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.427412][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.427416][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.427420][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.427422][  T187]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[    9.427425][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.427427][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.427431][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.427435][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.427437][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.427442][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.427445][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.427447][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.427449][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.427453][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.427455][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.427458][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.427462][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.427465][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.427469][  T187]  _printk (kernel/printk/printk.c:2504)
[    9.427472][  T187]  ? snapshot_read.cold (user.c:?)
[    9.427475][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.427478][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.427482][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.427484][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.427488][  T187]  ? exit_notify (kernel/exit.c:780)
[    9.427490][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.427493][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.427497][  T187]  do_group_exit (kernel/exit.c:1151)
[    9.427500][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.427502][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.427504][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.427507][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.427511][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.427513][  T187] RIP: 0033:0x7fd6e74a71b8
[    9.427515][  T187] Code: Unable to access opcode bytes at 0x7fd6e74a718e.

Code starting with the faulting instruction
===========================================
[    9.427516][  T187] RSP: 002b:00007ffc027a8e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.427519][  T187] RAX: ffffffffffffffda RBX: 00007fd6e75d7f88 RCX: 00007fd6e74a71b8
[    9.427520][  T187] RDX: 00007fd6e71f1fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.427521][  T187] RBP: 00007ffc027a8ee0 R08: 0000000000000000 R09: 0000000000008010
[    9.427522][  T187] R10: 00007ffc027a8ca0 R11: 0000000000000246 R12: 0000000000000001
[    9.427523][  T187] R13: 0000000000000000 R14: 00007fd6e75d6680 R15: 00007fd6e75d7fa0
| [   15.979239][  T268] softirqs last disabled at (20544): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858)
| [   15.979243][  T268] Preemption disabled at:
| [   15.979244][  T268] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.979254][  T268] Tainted: [W]=WARN
[   15.979255][  T268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.979256][  T268] Call Trace:
[   15.979258][  T268]  <TASK>
[   15.979260][  T268]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.979266][  T268]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.979268][  T268]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.979273][  T268]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.979277][  T268]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.979282][  T268]  __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))
[   15.979285][  T268]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.979290][  T268]  ? 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)
[   15.979293][  T268]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.979296][  T268]  put_chars (drivers/char/virtio_console.c:1176)
[   15.979299][  T268]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.979303][  T268]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   15.979307][  T268]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.979310][  T268]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.979311][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.979313][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.979317][  T268]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.979319][  T268]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   15.979322][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.979326][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.979330][  T268]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.979334][  T268]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.979336][  T268]  ? 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))
[   15.979339][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.979341][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.979345][  T268]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.979349][  T268]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.979351][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.979356][  T268]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.979359][  T268]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.979361][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.979363][  T268]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.979367][  T268]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.979368][  T268]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.979372][  T268]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.979375][  T268]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.979377][  T268]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.979381][  T268]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.979382][  T268]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.979384][  T268]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   15.979386][  T268]  ? packet_mc_add (./include/linux/slab.h:991 (discriminator 1) net/packet/af_packet.c:3729 (discriminator 1))
[   15.979387][  T268]  ? packet_setsockopt (net/packet/af_packet.c:3840)
[   15.979389][  T268]  ? do_sock_setsockopt (net/socket.c:2397)
[   15.979394][  T268]  _printk (kernel/printk/printk.c:2504)
[   15.979397][  T268]  ? snapshot_read.cold (user.c:?)
[   15.979401][  T268]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   15.979405][  T268]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   15.979409][  T268]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   15.979411][  T268]  ? netdev_notice (net/core/dev.c:13194)
[   15.979417][  T268]  ? 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)
[   15.979422][  T268]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   15.979426][  T268]  netif_set_promiscuity (net/core/dev.c:9699)
[   15.979430][  T268]  dev_set_promiscuity (net/core/dev_api.c:288)
[   15.979432][  T268]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   15.979434][  T268]  packet_mc_add (net/packet/af_packet.c:3755)
[   15.979436][  T268]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.979440][  T268]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.979442][  T268]  ? _copy_from_user (./include/linux/instrumented.h:146 ./include/linux/uaccess.h:184 lib/usercopy.c:18)
[   15.979446][  T268]  packet_setsockopt (net/packet/af_packet.c:3840)
[   15.979450][  T268]  ? packet_bind (net/packet/af_packet.c:3341)
[   15.979454][  T268]  ? do_sock_getsockopt (net/socket.c:2484)
[   15.979459][  T268]  ? sock_poll (net/socket.c:1514)
[   15.979462][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.979465][  T268]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.979468][  T268]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   15.979472][  T268]  do_sock_setsockopt (net/socket.c:2397)
[   15.979480][  T268]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   15.979482][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.979489][  T268]  __sys_setsockopt (net/socket.c:2422)
[   15.979494][  T268]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   15.979496][  T268]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.979498][  T268]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   15.979500][  T268]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   15.979502][  T268]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.979503][  T268]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.979506][  T268]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.979508][  T268] RIP: 0033:0x7f61febe22de
[   15.979513][  T268] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 72 f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 e1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 72 f7 ff       	call   0xfffffffffff772ac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	e1                   	.byte 0xe1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	e1                   	.byte 0xe1
[   15.979514][  T268] RSP: 002b:00007ffca2796d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   15.979517][  T268] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f61febe22de
[   15.979519][  T268] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[   15.979520][  T268] RBP: 00007ffca2796e70 R08: 0000000000000010 R09: 000056180b206530
[   15.979520][  T268] R10: 00007ffca2796db0 R11: 0000000000000246 R12: 0000000000000001
[   15.979521][  T268] R13: 000056180b206918 R14: 000056180b206690 R15: 0000000000000000
| [   33.627580][  T295] softirqs last disabled at (20833): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   33.627584][  T295] Preemption disabled at:
| [   33.627584][  T295] vprintk_emit (kernel/printk/printk.c:2471)
| [   33.627596][  T295] Tainted: [W]=WARN
[   33.627597][  T295] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.627599][  T295] Call Trace:
[   33.627601][  T295]  <TASK>
[   33.627603][  T295]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   33.627610][  T295]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   33.627613][  T295]  __might_resched.cold (kernel/sched/core.c:9234)
[   33.627619][  T295]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   33.627625][  T295]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   33.627632][  T295]  __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))
[   33.627635][  T295]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.627644][  T295]  ? 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)
[   33.627647][  T295]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.627653][  T295]  put_chars (drivers/char/virtio_console.c:1176)
[   33.627657][  T295]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   33.627659][  T295]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   33.627665][  T295]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.627668][  T295]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.627676][  T295]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   33.627679][  T295]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.627688][  T295]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   33.627692][  T295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.627700][  T295]  console_emit_next_record (kernel/printk/printk.c:3183)
[   33.627706][  T295]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   33.627708][  T295]  ? 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))
[   33.627713][  T295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.627717][  T295]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.627724][  T295]  console_flush_one_record (kernel/printk/printk.c:3268)
[   33.627730][  T295]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   33.627733][  T295]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.627741][  T295]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   33.627746][  T295]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   33.627748][  T295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.627752][  T295]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   33.627758][  T295]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   33.627760][  T295]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   33.627766][  T295]  vprintk_emit (kernel/printk/printk.c:2479)
[   33.627771][  T295]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   33.627781][  T295]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   33.627786][  T295]  _printk (kernel/printk/printk.c:2504)
[   33.627791][  T295]  ? snapshot_read.cold (user.c:?)
[   33.627801][  T295]  ? 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)
[   33.627806][  T295] 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
[   33.627811][  T295]  do_one_initcall (init/main.c:1357)
[   33.627815][  T295]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   33.627822][  T295]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   33.627826][  T295]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   33.627834][  T295]  do_init_module (kernel/module/main.c:3117)
[   33.627839][  T295]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   33.627845][  T295]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   33.627850][  T295]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   33.627857][  T295]  load_module (kernel/module/main.c:3593)
[   33.627869][  T295]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   33.627877][  T295]  ? __ia32_sys_fsconfig (??:?)
[   33.627881][  T295]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   33.627887][  T295]  ? backing_file_read_iter (fs/backing-file.c:211)
[   33.627891][  T295]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   33.627897][  T295]  init_module_from_file (kernel/module/main.c:3790)
[   33.627902][  T295]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   33.627916][  T295]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   33.627921][  T295]  ? 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)
[   33.627926][  T295]  idempotent_init_module (kernel/module/main.c:3802)
[   33.627932][  T295]  ? init_module_from_file (kernel/module/main.c:3791)
[   33.627942][  T295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.627946][  T295]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   33.627955][  T295]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   33.627958][  T295]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   33.627963][  T295]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.627965][  T295]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   33.627970][  T295]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.627973][  T295] RIP: 0033:0x7fb63528237d
[   33.627977][  T295] 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
[   33.627979][  T295] RSP: 002b:00007ffe02db9ef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   33.627983][  T295] RAX: ffffffffffffffda RBX: 0000564bd01b1810 RCX: 00007fb63528237d
[   33.627985][  T295] RDX: 0000000000000000 RSI: 0000564baaa81ffd RDI: 0000000000000000
[   33.627987][  T295] RBP: 00007ffe02db9f90 R08: 0000000000000000 R09: 0000000000000000
[   33.627988][  T295] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564baaa81ffd
[   33.627989][  T295] R13: 0000564bd01b1960 R14: 0000000000040000 R15: 0000000000000000
| [  333.841841][  T268] softirqs last disabled at (43838): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858)
| [  333.841846][  T268] Preemption disabled at:
| [  333.841847][  T268] vprintk_emit (kernel/printk/printk.c:2471)
| [  333.841859][  T268] Tainted: [W]=WARN
[  333.841860][  T268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  333.841863][  T268] Call Trace:
[  333.841865][  T268]  <TASK>
[  333.841872][  T268]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  333.841880][  T268]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  333.841889][  T268]  __might_resched.cold (kernel/sched/core.c:9234)
[  333.841895][  T268]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  333.841902][  T268]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  333.841910][  T268]  __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))
[  333.841914][  T268]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  333.841923][  T268]  ? 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)
[  333.841927][  T268]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  333.841933][  T268]  put_chars (drivers/char/virtio_console.c:1176)
[  333.841938][  T268]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  333.841940][  T268]  ? check_prev_add (kernel/locking/lockdep.c:3185)
[  333.841948][  T268]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[  333.841955][  T268]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  333.841959][  T268]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  333.841963][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  333.841965][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  333.841973][  T268]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  333.841976][  T268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  333.841984][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  333.841992][  T268]  console_emit_next_record (kernel/printk/printk.c:3183)
[  333.841999][  T268]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  333.842001][  T268]  ? 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))
[  333.842007][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.842013][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  333.842020][  T268]  console_flush_one_record (kernel/printk/printk.c:3268)
[  333.842028][  T268]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  333.842030][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  333.842041][  T268]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  333.842045][  T268]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  333.842048][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.842052][  T268]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  333.842059][  T268]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  333.842061][  T268]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  333.842067][  T268]  vprintk_emit (kernel/printk/printk.c:2479)
[  333.842074][  T268]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  333.842080][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  333.842086][  T268]  _printk (kernel/printk/printk.c:2504)
[  333.842092][  T268]  ? snapshot_read.cold (user.c:?)
[  333.842094][  T268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  333.842101][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.842104][  T268]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  333.842109][  T268]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  333.842117][  T268]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  333.842121][  T268]  ? netdev_notice (net/core/dev.c:13194)
[  333.842123][  T268]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[  333.842127][  T268]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[  333.842133][  T268]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  333.842137][  T268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  333.842140][  T268]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[  333.842145][  T268]  ? packet_release (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/packet/af_packet.c:3176)
[  333.842149][  T268]  ? __fput (fs/file_table.c:512)
[  333.842153][  T268]  ? 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)
[  333.842159][  T268]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  333.842166][  T268]  netif_set_promiscuity (net/core/dev.c:9699)
[  333.842173][  T268]  dev_set_promiscuity (net/core/dev_api.c:288)
[  333.842179][  T268]  packet_release (net/packet/af_packet.c:3807 net/packet/af_packet.c:3181)
[  333.842187][  T268]  ? packet_set_ring (net/packet/af_packet.c:652)
[  333.842193][  T268]  ? rwsem_down_write_slowpath (./include/linux/list.h:170)
[  333.842202][  T268]  __sock_release (net/socket.c:735)
[  333.842208][  T268]  sock_close (net/socket.c:1526 (discriminator 1))
[  333.842211][  T268]  __fput (fs/file_table.c:512)
[  333.842220][  T268]  fput_close_sync (fs/file_table.c:617)
[  333.842223][  T268]  ? alloc_file_clone (fs/file_table.c:479)
[  333.842227][  T268]  ? 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)
[  333.842235][  T268]  __x64_sys_close (fs/open.c:1560 fs/open.c:1545 fs/open.c:1545)
[  333.842240][  T268]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  333.842243][  T268]  ? irq_exit_rcu (kernel/softirq.c:786)
[  333.842250][  T268]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  333.842253][  T268] RIP: 0033:0x7f61feb5954e
[  333.842258][  T268] 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
[  333.842261][  T268] RSP: 002b:00007ffca2796ea0 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[  333.842265][  T268] RAX: ffffffffffffffda RBX: 000056180b206690 RCX: 00007f61feb5954e
[  333.842267][  T268] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[  333.842269][  T268] RBP: 00007ffca2796eb0 R08: 0000000000000000 R09: 0000000000000000
[  333.842270][  T268] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000


Finger prints:
release_sock:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print