======================================
| [    8.970345][  T193] softirqs last disabled at (0): 0x0
| [    8.970347][  T193] Preemption disabled at:
| [    8.970348][  T193] 0x0
| [    8.970358][  T193] Tainted: [W]=WARN
[    8.970360][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.970362][  T193] Call Trace:
[    8.970364][  T193]  <TASK>
[    8.970365][  T193]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    8.970372][  T193]  __might_resched.cold (kernel/sched/core.c:9234)
[    8.970377][  T193]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    8.970381][  T193]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[    8.970384][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.970389][  T193]  __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))
[    8.970393][  T193]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    8.970396][  T193]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    8.970401][  T193]  ? 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)
[    8.970403][  T193]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    8.970406][  T193]  put_chars (drivers/char/virtio_console.c:1176)
[    8.970409][  T193]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    8.970412][  T193]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[    8.970416][  T193]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    8.970421][  T193]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    8.970423][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.970426][  T193]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.970429][  T193]  console_emit_next_record (kernel/printk/printk.c:3183)
[    8.970432][  T193]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    8.970435][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.970438][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.970440][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.970442][  T193]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.970445][  T193]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[    8.970448][  T193]  console_flush_one_record (kernel/printk/printk.c:3268)
[    8.970451][  T193]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    8.970455][  T193]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    8.970458][  T193]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.970460][  T193]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    8.970462][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.970464][  T193]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[    8.970467][  T193]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    8.970469][  T193]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[    8.970472][  T193]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    8.970474][  T193]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    8.970477][  T193]  vprintk_emit (kernel/printk/printk.c:2479)
[    8.970480][  T193]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    8.970483][  T193]  ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180)
[    8.970486][  T193]  ? forget_original_parent (kernel/exit.c:635 kernel/exit.c:740)
[    8.970490][  T193]  _printk (kernel/printk/printk.c:2504)
[    8.970499][  T193]  ? snapshot_read.cold (user.c:?)
[    8.970502][  T193]  ? 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)
[    8.970504][  T193]  ? 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)
[    8.970507][  T193]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    8.970510][  T193]  ? 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)
[    8.970513][  T193]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    8.970517][  T193]  ? exit_notify (kernel/exit.c:780)
[    8.970519][  T193]  ? posixtimer_sig_unignore.isra.0 (kernel/signal.c:1971 (discriminator 3))
[    8.970522][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.970526][  T193]  do_group_exit (kernel/exit.c:1151)
[    8.970528][  T193]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    8.970531][  T193]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    8.970533][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    8.970537][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    8.970540][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.970543][  T193] RIP: 0033:0x7fceaffaa1b8
[    8.970546][  T193] Code: Unable to access opcode bytes at 0x7fceaffaa18e.

Code starting with the faulting instruction
===========================================
[    8.970547][  T193] RSP: 002b:00007fff401638a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    8.970552][  T193] RAX: ffffffffffffffda RBX: 00007fceb00daf88 RCX: 00007fceaffaa1b8
[    8.970554][  T193] RDX: 00007fceafcf4fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    8.970555][  T193] RBP: 00007fff40163900 R08: 0000000000000000 R09: 0000000000008010
[    8.970557][  T193] R10: 00007fff401636c0 R11: 0000000000000246 R12: 0000000000000001
[    8.970558][  T193] R13: 0000000000000000 R14: 00007fceb00d9680 R15: 00007fceb00dafa0
| [   15.002091][  T260] softirqs last disabled at (0): 0x0
| [   15.002093][  T260] Preemption disabled at:
| [   15.002093][  T260] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.002105][  T260] Tainted: [W]=WARN
[   15.002106][  T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.002108][  T260] Call Trace:
[   15.002110][  T260]  <TASK>
[   15.002111][  T260]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.002116][  T260]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.002118][  T260]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.002122][  T260]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.002125][  T260]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   15.002127][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.002131][  T260]  __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))
[   15.002135][  T260]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.002137][  T260]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.002141][  T260]  ? 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)
[   15.002143][  T260]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.002145][  T260]  put_chars (drivers/char/virtio_console.c:1176)
[   15.002147][  T260]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   15.002148][  T260]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.002150][  T260]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   15.002152][  T260]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.002156][  T260]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.002157][  T260]  ? 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)
[   15.002159][  T260]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[   15.002163][  T260]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.002164][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.002166][  T260]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.002168][  T260]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.002171][  T260]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.002173][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.002175][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.002176][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.002178][  T260]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.002180][  T260]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   15.002182][  T260]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.002184][  T260]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.002187][  T260]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.002189][  T260]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.002190][  T260]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.002192][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.002194][  T260]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.002195][  T260]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.002197][  T260]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   15.002199][  T260]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.002201][  T260]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.002203][  T260]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.002205][  T260]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.002207][  T260]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.002210][  T260]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.002212][  T260]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.002213][  T260]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   15.002215][  T260]  ? packet_mc_add (./include/linux/slab.h:991 (discriminator 1) net/packet/af_packet.c:3729 (discriminator 1))
[   15.002218][  T260]  ? packet_setsockopt (net/packet/af_packet.c:3840)
[   15.002220][  T260]  ? do_sock_setsockopt (net/socket.c:2397)
[   15.002223][  T260]  _printk (kernel/printk/printk.c:2504)
[   15.002226][  T260]  ? snapshot_read.cold (user.c:?)
[   15.002229][  T260]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   15.002232][  T260]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   15.002233][  T260]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   15.002235][  T260]  ? netdev_notice (net/core/dev.c:13194)
[   15.002238][  T260]  ? 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)
[   15.002241][  T260]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   15.002244][  T260]  netif_set_promiscuity (net/core/dev.c:9699)
[   15.002247][  T260]  dev_set_promiscuity (net/core/dev_api.c:288)
[   15.002249][  T260]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   15.002250][  T260]  packet_mc_add (net/packet/af_packet.c:3755)
[   15.002252][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.002254][  T260]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.002255][  T260]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.002259][  T260]  ? _copy_from_user (./include/linux/instrumented.h:146 ./include/linux/uaccess.h:184 lib/usercopy.c:18)
[   15.002262][  T260]  packet_setsockopt (net/packet/af_packet.c:3840)
[   15.002264][  T260]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.002265][  T260]  ? packet_bind (net/packet/af_packet.c:3341)
[   15.002267][  T260]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.002269][  T260]  ? do_sock_getsockopt (net/socket.c:2484)
[   15.002271][  T260]  ? sock_poll (net/socket.c:1514)
[   15.002273][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.002275][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.002277][  T260]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.002279][  T260]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   15.002280][  T260]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   15.002282][  T260]  do_sock_setsockopt (net/socket.c:2397)
[   15.002284][  T260]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   15.002285][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.002288][  T260]  __sys_setsockopt (net/socket.c:2422)
[   15.002291][  T260]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   15.002293][  T260]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.002294][  T260]  ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22))
[   15.002295][  T260]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   15.002296][  T260]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.002298][  T260]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.002300][  T260]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.002303][  T260] RIP: 0033:0x7f976ce8d2de
[   15.002305][  T260] 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
[   15.002306][  T260] RSP: 002b:00007ffdbdc87948 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   15.002310][  T260] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f976ce8d2de
[   15.002312][  T260] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[   15.002313][  T260] RBP: 00007ffdbdc87a80 R08: 0000000000000010 R09: 0000556c38389530
[   15.002314][  T260] R10: 00007ffdbdc879c0 R11: 0000000000000246 R12: 0000000000000001
[   15.002314][  T260] R13: 0000556c38389918 R14: 0000556c38389690 R15: 0000000000000000
| [   32.433709][  T287] softirqs last disabled at (0): 0x0
| [   32.433711][  T287] Preemption disabled at:
| [   32.433712][  T287] vprintk_emit (kernel/printk/printk.c:2471)
| [   32.433722][  T287] Tainted: [W]=WARN
[   32.433723][  T287] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.433725][  T287] Call Trace:
[   32.433726][  T287]  <TASK>
[   32.433727][  T287]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.433733][  T287]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   32.433735][  T287]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.433738][  T287]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   32.433740][  T287]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.433743][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.433746][  T287]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   32.433750][  T287]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.433752][  T287]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.433756][  T287]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   32.433757][  T287]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.433759][  T287]  put_chars (drivers/char/virtio_console.c:1176)
[   32.433761][  T287]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.433763][  T287]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   32.433765][  T287]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.433769][  T287]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.433770][  T287]  ? vsnprintf (lib/vsprintf.c:2900)
[   32.433773][  T287]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.433774][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.433776][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.433778][  T287]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.433781][  T287]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.433783][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.433785][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.433786][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.433788][  T287]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.433790][  T287]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   32.433791][  T287]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.433794][  T287]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.433796][  T287]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.433798][  T287]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.433800][  T287]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.433801][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.433803][  T287]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.433804][  T287]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   32.433806][  T287]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   32.433808][  T287]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.433810][  T287]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.433812][  T287]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.433814][  T287]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.433817][  T287]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   32.433820][  T287]  _printk (kernel/printk/printk.c:2504)
[   32.433823][  T287]  ? snapshot_read.cold (user.c:?)
[   32.433826][  T287]  ? 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)
[   32.433828][  T287] 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
[   32.433831][  T287]  do_one_initcall (init/main.c:1357)
[   32.433833][  T287]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   32.433835][  T287]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   32.433838][  T287]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   32.433840][  T287]  do_init_module (kernel/module/main.c:3117)
[   32.433843][  T287]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   32.433845][  T287]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   32.433847][  T287]  load_module (kernel/module/main.c:3593)
[   32.433850][  T287]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   32.433852][  T287]  ? __ia32_sys_fsconfig (??:?)
[   32.433855][  T287]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   32.433858][  T287]  ? backing_file_read_iter (fs/backing-file.c:211)
[   32.433861][  T287]  init_module_from_file (kernel/module/main.c:3790)
[   32.433863][  T287]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   32.433866][  T287]  ? ovl_mmap (fs/overlayfs/file.c:477)
[   32.433868][  T287]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.433870][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.433871][  T287]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.433873][  T287]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   32.433875][  T287]  idempotent_init_module (kernel/module/main.c:3802)
[   32.433877][  T287]  ? init_module_from_file (kernel/module/main.c:3791)
[   32.433880][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.433881][  T287]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   32.433885][  T287]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   32.433887][  T287]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.433890][  T287]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.433892][  T287]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   32.433894][  T287]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.433898][  T287] RIP: 0033:0x7f9ec6d6237d
[   32.433900][  T287] 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
[   32.433902][  T287] RSP: 002b:00007ffe8a07cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   32.433906][  T287] RAX: ffffffffffffffda RBX: 0000560417521810 RCX: 00007f9ec6d6237d
[   32.433907][  T287] RDX: 0000000000000000 RSI: 00005603f132affd RDI: 0000000000000000
[   32.433908][  T287] RBP: 00007ffe8a07cd10 R08: 0000000000000000 R09: 0000000000000000
[   32.433909][  T287] R10: 0000000000000000 R11: 0000000000000246 R12: 00005603f132affd
[   32.433910][  T287] R13: 0000560417521960 R14: 0000000000040000 R15: 0000000000000000
| [  332.610681][  T260] softirqs last disabled at (0): 0x0
| [  332.610683][  T260] Preemption disabled at:
| [  332.610684][  T260] vprintk_emit (kernel/printk/printk.c:2471)
| [  332.610694][  T260] Tainted: [W]=WARN
[  332.610695][  T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  332.610697][  T260] Call Trace:
[  332.610699][  T260]  <TASK>
[  332.610700][  T260]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  332.610705][  T260]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  332.610707][  T260]  __might_resched.cold (kernel/sched/core.c:9234)
[  332.610711][  T260]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  332.610715][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  332.610719][  T260]  __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))
[  332.610722][  T260]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  332.610725][  T260]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  332.610729][  T260]  ? 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)
[  332.610730][  T260]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  332.610732][  T260]  put_chars (drivers/char/virtio_console.c:1176)
[  332.610734][  T260]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  332.610736][  T260]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  332.610740][  T260]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  332.610743][  T260]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  332.610745][  T260]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  332.610746][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  332.610748][  T260]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  332.610750][  T260]  console_emit_next_record (kernel/printk/printk.c:3183)
[  332.610753][  T260]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  332.610755][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  332.610756][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  332.610758][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  332.610760][  T260]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  332.610762][  T260]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  332.610763][  T260]  console_flush_one_record (kernel/printk/printk.c:3268)
[  332.610766][  T260]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  332.610768][  T260]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  332.610770][  T260]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  332.610772][  T260]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  332.610773][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  332.610775][  T260]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  332.610777][  T260]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  332.610778][  T260]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  332.610780][  T260]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  332.610782][  T260]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  332.610784][  T260]  vprintk_emit (kernel/printk/printk.c:2479)
[  332.610787][  T260]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  332.610788][  T260]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  332.610792][  T260]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  332.610794][  T260]  ? __kernel_text_address (kernel/extable.c:79)
[  332.610805][  T260]  _printk (kernel/printk/printk.c:2504)
[  332.610808][  T260]  ? snapshot_read.cold (user.c:?)
[  332.610810][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  332.610812][  T260]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  332.610815][  T260]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  332.610817][  T260]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  332.610819][  T260]  ? netdev_notice (net/core/dev.c:13194)
[  332.610820][  T260]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[  332.610824][  T260]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  332.610825][  T260]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[  332.610828][  T260]  ? packet_release (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/packet/af_packet.c:3176)
[  332.610832][  T260]  ? __fput (fs/file_table.c:512)
[  332.610834][  T260]  ? 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)
[  332.610837][  T260]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  332.610839][  T260]  netif_set_promiscuity (net/core/dev.c:9699)
[  332.610843][  T260]  dev_set_promiscuity (net/core/dev_api.c:288)
[  332.610845][  T260]  packet_release (net/packet/af_packet.c:3807 net/packet/af_packet.c:3181)
[  332.610848][  T260]  ? packet_set_ring (net/packet/af_packet.c:652)
[  332.610850][  T260]  ? rwsem_down_write_slowpath (./include/linux/list.h:170)
[  332.610852][  T260]  __sock_release (net/socket.c:735)
[  332.610855][  T260]  sock_close (net/socket.c:1526 (discriminator 1))
[  332.610857][  T260]  __fput (fs/file_table.c:512)
[  332.610859][  T260]  fput_close_sync (fs/file_table.c:617)
[  332.610860][  T260]  ? alloc_file_clone (fs/file_table.c:479)
[  332.610862][  T260]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  332.610863][  T260]  ? 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)
[  332.610865][  T260]  __x64_sys_close (fs/open.c:1560 fs/open.c:1545 fs/open.c:1545)
[  332.610868][  T260]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  332.610870][  T260]  ? irq_exit_rcu (kernel/softirq.c:786)
[  332.610872][  T260]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  332.610875][  T260] RIP: 0033:0x7f976ce0454e
[  332.610877][  T260] 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
[  332.610878][  T260] RSP: 002b:00007ffdbdc87ab0 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[  332.610882][  T260] RAX: ffffffffffffffda RBX: 0000556c38389690 RCX: 00007f976ce0454e
[  332.610883][  T260] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[  332.610884][  T260] RBP: 00007ffdbdc87ac0 R08: 0000000000000000 R09: 0000000000000000
[  332.610885][  T260] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000


Finger prints:
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record