======================================
| [   15.373096][  T258] softirqs last disabled at (38016): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858)
| [   15.373100][  T258] Preemption disabled at:
| [   15.373100][  T258] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.373109][  T258] Tainted: [W]=WARN
[   15.373110][  T258] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.373111][  T258] Call Trace:
[   15.373113][  T258]  <TASK>
[   15.373115][  T258]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.373120][  T258]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.373122][  T258]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.373127][  T258]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.373131][  T258]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.373136][  T258]  __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))
[   15.373138][  T258]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.373143][  T258]  ? 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)
[   15.373146][  T258]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.373149][  T258]  put_chars (drivers/char/virtio_console.c:1176)
[   15.373151][  T258]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.373155][  T258]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   15.373159][  T258]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.373162][  T258]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.373164][  T258]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.373165][  T258]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.373169][  T258]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.373171][  T258]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   15.373174][  T258]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.373178][  T258]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.373182][  T258]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.373185][  T258]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.373187][  T258]  ? 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))
[   15.373190][  T258]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.373193][  T258]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.373196][  T258]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.373200][  T258]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.373202][  T258]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.373207][  T258]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.373210][  T258]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.373212][  T258]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.373214][  T258]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.373217][  T258]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.373219][  T258]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.373222][  T258]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.373226][  T258]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.373228][  T258]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.373230][  T258]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.373232][  T258]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.373234][  T258]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   15.373235][  T258]  ? packet_mc_add (./include/linux/slab.h:991 (discriminator 1) net/packet/af_packet.c:3729 (discriminator 1))
[   15.373237][  T258]  ? packet_setsockopt (net/packet/af_packet.c:3840)
[   15.373239][  T258]  ? do_sock_setsockopt (net/socket.c:2397)
[   15.373243][  T258]  _printk (kernel/printk/printk.c:2504)
[   15.373246][  T258]  ? snapshot_read.cold (user.c:?)
[   15.373250][  T258]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   15.373254][  T258]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   15.373257][  T258]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   15.373259][  T258]  ? netdev_notice (net/core/dev.c:13194)
[   15.373266][  T258]  ? 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)
[   15.373270][  T258]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   15.373274][  T258]  netif_set_promiscuity (net/core/dev.c:9699)
[   15.373277][  T258]  dev_set_promiscuity (net/core/dev_api.c:288)
[   15.373279][  T258]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   15.373281][  T258]  packet_mc_add (net/packet/af_packet.c:3755)
[   15.373284][  T258]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.373287][  T258]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.373289][  T258]  ? _copy_from_user (./include/linux/instrumented.h:146 ./include/linux/uaccess.h:184 lib/usercopy.c:18)
[   15.373293][  T258]  packet_setsockopt (net/packet/af_packet.c:3840)
[   15.373297][  T258]  ? packet_bind (net/packet/af_packet.c:3341)
[   15.373300][  T258]  ? do_sock_getsockopt (net/socket.c:2484)
[   15.373305][  T258]  ? sock_poll (net/socket.c:1514)
[   15.373308][  T258]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.373311][  T258]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.373314][  T258]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   15.373321][  T258]  do_sock_setsockopt (net/socket.c:2397)
[   15.373324][  T258]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   15.373326][  T258]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.373332][  T258]  __sys_setsockopt (net/socket.c:2422)
[   15.373337][  T258]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   15.373339][  T258]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.373341][  T258]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   15.373344][  T258]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   15.373345][  T258]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.373346][  T258]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.373349][  T258]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.373351][  T258] RIP: 0033:0x7f4bef4912de
[   15.373355][  T258] 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
[   15.373356][  T258] RSP: 002b:00007ffeb4d45138 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   15.373359][  T258] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f4bef4912de
[   15.373360][  T258] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[   15.373361][  T258] RBP: 00007ffeb4d45270 R08: 0000000000000010 R09: 0000561b3384f530
[   15.373362][  T258] R10: 00007ffeb4d451b0 R11: 0000000000000246 R12: 0000000000000001
[   15.373363][  T258] R13: 0000561b3384f918 R14: 0000561b3384f690 R15: 0000000000000000
| [   32.871461][  T285] softirqs last disabled at (19627): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   32.871463][  T285] Preemption disabled at:
| [   32.871463][  T285] vprintk_emit (kernel/printk/printk.c:2471)
| [   32.871473][  T285] Tainted: [W]=WARN
[   32.871474][  T285] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.871475][  T285] Call Trace:
[   32.871477][  T285]  <TASK>
[   32.871478][  T285]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.871483][  T285]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   32.871485][  T285]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.871490][  T285]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.871494][  T285]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   32.871499][  T285]  __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))
[   32.871501][  T285]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.871507][  T285]  ? 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)
[   32.871510][  T285]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.871513][  T285]  put_chars (drivers/char/virtio_console.c:1176)
[   32.871516][  T285]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.871517][  T285]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.871521][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.871524][  T285]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.871528][  T285]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.871531][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.871535][  T285]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.871538][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.871543][  T285]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.871546][  T285]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.871548][  T285]  ? 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))
[   32.871551][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.871554][  T285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.871557][  T285]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.871561][  T285]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.871563][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.871568][  T285]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.871571][  T285]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.871572][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.871575][  T285]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   32.871578][  T285]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.871580][  T285]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.871583][  T285]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.871587][  T285]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.871592][  T285]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   32.871595][  T285]  _printk (kernel/printk/printk.c:2504)
[   32.871599][  T285]  ? snapshot_read.cold (user.c:?)
[   32.871605][  T285]  ? 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)
[   32.871608][  T285] 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
[   32.871610][  T285]  do_one_initcall (init/main.c:1357)
[   32.871613][  T285]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   32.871617][  T285]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   32.871620][  T285]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   32.871625][  T285]  do_init_module (kernel/module/main.c:3117)
[   32.871628][  T285]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   32.871633][  T285]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   32.871636][  T285]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   32.871640][  T285]  load_module (kernel/module/main.c:3593)
[   32.871647][  T285]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   32.871650][  T285]  ? __ia32_sys_fsconfig (??:?)
[   32.871653][  T285]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   32.871657][  T285]  ? backing_file_read_iter (fs/backing-file.c:211)
[   32.871660][  T285]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.871664][  T285]  init_module_from_file (kernel/module/main.c:3790)
[   32.871667][  T285]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   32.871675][  T285]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.871678][  T285]  ? 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)
[   32.871681][  T285]  idempotent_init_module (kernel/module/main.c:3802)
[   32.871684][  T285]  ? init_module_from_file (kernel/module/main.c:3791)
[   32.871690][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.871693][  T285]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   32.871699][  T285]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   32.871701][  T285]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.871704][  T285]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.871706][  T285]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   32.871708][  T285]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.871711][  T285] RIP: 0033:0x7f4ba307f37d
[   32.871714][  T285] 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
[   32.871715][  T285] RSP: 002b:00007ffd5bebd428 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   32.871718][  T285] RAX: ffffffffffffffda RBX: 00005620df818810 RCX: 00007f4ba307f37d
[   32.871720][  T285] RDX: 0000000000000000 RSI: 00005620b7735ffd RDI: 0000000000000000
[   32.871720][  T285] RBP: 00007ffd5bebd4c0 R08: 0000000000000000 R09: 0000000000000000
[   32.871721][  T285] R10: 0000000000000000 R11: 0000000000000246 R12: 00005620b7735ffd
[   32.871722][  T285] R13: 00005620df818960 R14: 0000000000040000 R15: 0000000000000000
| [  333.037820][  T258] softirqs last disabled at (53676): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858)
| [  333.037824][  T258] Preemption disabled at:
| [  333.037825][  T258] vprintk_emit (kernel/printk/printk.c:2471)
| [  333.037834][  T258] Tainted: [W]=WARN
[  333.037835][  T258] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  333.037837][  T258] Call Trace:
[  333.037839][  T258]  <TASK>
[  333.037840][  T258]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  333.037846][  T258]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  333.037850][  T258]  __might_resched.cold (kernel/sched/core.c:9234)
[  333.037855][  T258]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  333.037860][  T258]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  333.037865][  T258]  __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))
[  333.037868][  T258]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  333.037873][  T258]  ? 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)
[  333.037876][  T258]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  333.037880][  T258]  put_chars (drivers/char/virtio_console.c:1176)
[  333.037883][  T258]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  333.037884][  T258]  ? check_prev_add (kernel/locking/lockdep.c:3185)
[  333.037889][  T258]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[  333.037892][  T258]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  333.037895][  T258]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  333.037897][  T258]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  333.037899][  T258]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  333.037903][  T258]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  333.037905][  T258]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  333.037909][  T258]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  333.037914][  T258]  console_emit_next_record (kernel/printk/printk.c:3183)
[  333.037918][  T258]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  333.037919][  T258]  ? 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))
[  333.037923][  T258]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.037927][  T258]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  333.037931][  T258]  console_flush_one_record (kernel/printk/printk.c:3268)
[  333.037935][  T258]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  333.037937][  T258]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  333.037943][  T258]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  333.037945][  T258]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  333.037947][  T258]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.037950][  T258]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  333.037954][  T258]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  333.037956][  T258]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  333.037959][  T258]  vprintk_emit (kernel/printk/printk.c:2479)
[  333.037963][  T258]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  333.037967][  T258]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  333.037970][  T258]  _printk (kernel/printk/printk.c:2504)
[  333.037974][  T258]  ? snapshot_read.cold (user.c:?)
[  333.037976][  T258]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  333.037979][  T258]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.037982][  T258]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  333.037985][  T258]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  333.037989][  T258]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  333.037991][  T258]  ? netdev_notice (net/core/dev.c:13194)
[  333.037993][  T258]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[  333.037995][  T258]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[  333.037999][  T258]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  333.038001][  T258]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  333.038003][  T258]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[  333.038007][  T258]  ? packet_release (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/packet/af_packet.c:3176)
[  333.038009][  T258]  ? __fput (fs/file_table.c:512)
[  333.038012][  T258]  ? 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)
[  333.038016][  T258]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  333.038021][  T258]  netif_set_promiscuity (net/core/dev.c:9699)
[  333.038026][  T258]  dev_set_promiscuity (net/core/dev_api.c:288)
[  333.038028][  T258]  packet_release (net/packet/af_packet.c:3807 net/packet/af_packet.c:3181)
[  333.038033][  T258]  ? packet_set_ring (net/packet/af_packet.c:652)
[  333.038037][  T258]  ? rwsem_down_write_slowpath (./include/linux/list.h:170)
[  333.038042][  T258]  __sock_release (net/socket.c:735)
[  333.038045][  T258]  sock_close (net/socket.c:1526 (discriminator 1))
[  333.038047][  T258]  __fput (fs/file_table.c:512)
[  333.038052][  T258]  fput_close_sync (fs/file_table.c:617)
[  333.038054][  T258]  ? alloc_file_clone (fs/file_table.c:479)
[  333.038056][  T258]  ? 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)
[  333.038060][  T258]  __x64_sys_close (fs/open.c:1560 fs/open.c:1545 fs/open.c:1545)
[  333.038064][  T258]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  333.038066][  T258]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  333.038069][  T258]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  333.038071][  T258] RIP: 0033:0x7f4bef40854e
[  333.038075][  T258] 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
[  333.038077][  T258] RSP: 002b:00007ffeb4d452a0 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[  333.038080][  T258] RAX: ffffffffffffffda RBX: 0000561b3384f690 RCX: 00007f4bef40854e
[  333.038081][  T258] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[  333.038082][  T258] RBP: 00007ffeb4d452b0 R08: 0000000000000000 R09: 0000000000000000
[  333.038083][  T258] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000


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