======================================
| [   22.497806][  T270] softirqs last disabled at (29090): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858)
| [   22.497811][  T270] Preemption disabled at:
| [   22.497812][  T270] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.497825][  T270] Tainted: [W]=WARN
[   22.497827][  T270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.497829][  T270] Call Trace:
[   22.497831][  T270]  <TASK>
[   22.497833][  T270]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.497842][  T270]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.497845][  T270]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.497852][  T270]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.497857][  T270]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   22.497865][  T270]  __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))
[   22.497869][  T270]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.497878][  T270]  ? 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)
[   22.497882][  T270]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.497887][  T270]  put_chars (drivers/char/virtio_console.c:1176)
[   22.497892][  T270]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.497900][  T270]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   22.497906][  T270]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.497910][  T270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.497913][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.497916][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.497923][  T270]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.497927][  T270]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   22.497933][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.497938][  T270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.497946][  T270]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.497952][  T270]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.497955][  T270]  ? 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))
[   22.497960][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.497964][  T270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.497972][  T270]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.497979][  T270]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.497982][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.497992][  T270]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.497996][  T270]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.497999][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.498003][  T270]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.498010][  T270]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.498012][  T270]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.498018][  T270]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.498024][  T270]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.498027][  T270]  ? kasan_save_stack (mm/kasan/common.c:58)
[   22.498032][  T270]  ? kasan_save_track (mm/kasan/common.c:78)
[   22.498035][  T270]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   22.498037][  T270]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   22.498040][  T270]  ? packet_mc_add (./include/linux/slab.h:991 (discriminator 1) net/packet/af_packet.c:3729 (discriminator 1))
[   22.498042][  T270]  ? packet_setsockopt (net/packet/af_packet.c:3840)
[   22.498045][  T270]  ? do_sock_setsockopt (net/socket.c:2397)
[   22.498052][  T270]  _printk (kernel/printk/printk.c:2504)
[   22.498058][  T270]  ? snapshot_read.cold (user.c:?)
[   22.498070][  T270]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   22.498075][  T270]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   22.498081][  T270]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   22.498085][  T270]  ? netdev_notice (net/core/dev.c:13194)
[   22.498099][  T270]  ? 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)
[   22.498106][  T270]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   22.498113][  T270]  netif_set_promiscuity (net/core/dev.c:9699)
[   22.498120][  T270]  dev_set_promiscuity (net/core/dev_api.c:288)
[   22.498122][  T270]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   22.498127][  T270]  packet_mc_add (net/packet/af_packet.c:3755)
[   22.498131][  T270]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.498136][  T270]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.498140][  T270]  ? _copy_from_user (./include/linux/instrumented.h:146 ./include/linux/uaccess.h:184 lib/usercopy.c:18)
[   22.498147][  T270]  packet_setsockopt (net/packet/af_packet.c:3840)
[   22.498153][  T270]  ? packet_bind (net/packet/af_packet.c:3341)
[   22.498160][  T270]  ? do_sock_getsockopt (net/socket.c:2484)
[   22.498169][  T270]  ? sock_poll (net/socket.c:1514)
[   22.498176][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.498180][  T270]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.498185][  T270]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   22.498192][  T270]  do_sock_setsockopt (net/socket.c:2397)
[   22.498198][  T270]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   22.498201][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.498214][  T270]  __sys_setsockopt (net/socket.c:2422)
[   22.498223][  T270]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   22.498226][  T270]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.498229][  T270]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.498233][  T270]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   22.498235][  T270]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.498238][  T270]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.498242][  T270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.498246][  T270] RIP: 0033:0x7fc5557192de
[   22.498251][  T270] 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
[   22.498253][  T270] RSP: 002b:00007ffe09e4db08 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   22.498257][  T270] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fc5557192de
[   22.498260][  T270] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[   22.498261][  T270] RBP: 00007ffe09e4dc40 R08: 0000000000000010 R09: 000055b54cec8530
[   22.498263][  T270] R10: 00007ffe09e4db80 R11: 0000000000000246 R12: 0000000000000001
[   22.498264][  T270] R13: 000055b54cec8918 R14: 000055b54cec8690 R15: 0000000000000000
| [   40.477324][  T297] softirqs last disabled at (25457): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   40.477327][  T297] Preemption disabled at:
| [   40.477328][  T297] vprintk_emit (kernel/printk/printk.c:2471)
| [   40.477342][  T297] Tainted: [W]=WARN
[   40.477343][  T297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.477346][  T297] Call Trace:
[   40.477348][  T297]  <TASK>
[   40.477351][  T297]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   40.477358][  T297]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   40.477362][  T297]  __might_resched.cold (kernel/sched/core.c:9234)
[   40.477369][  T297]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   40.477375][  T297]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   40.477383][  T297]  __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))
[   40.477387][  T297]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.477397][  T297]  ? 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)
[   40.477401][  T297]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.477408][  T297]  put_chars (drivers/char/virtio_console.c:1176)
[   40.477412][  T297]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   40.477415][  T297]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   40.477422][  T297]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.477426][  T297]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.477436][  T297]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   40.477440][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.477451][  T297]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   40.477457][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.477468][  T297]  console_emit_next_record (kernel/printk/printk.c:3183)
[   40.477475][  T297]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   40.477478][  T297]  ? 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))
[   40.477484][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.477489][  T297]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.477496][  T297]  console_flush_one_record (kernel/printk/printk.c:3268)
[   40.477504][  T297]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   40.477506][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.477517][  T297]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   40.477521][  T297]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   40.477524][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.477528][  T297]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   40.477535][  T297]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   40.477537][  T297]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   40.477544][  T297]  vprintk_emit (kernel/printk/printk.c:2479)
[   40.477551][  T297]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   40.477561][  T297]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   40.477567][  T297]  _printk (kernel/printk/printk.c:2504)
[   40.477572][  T297]  ? snapshot_read.cold (user.c:?)
[   40.477584][  T297]  ? 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)
[   40.477589][  T297] 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
[   40.477595][  T297]  do_one_initcall (init/main.c:1357)
[   40.477599][  T297]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   40.477607][  T297]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   40.477612][  T297]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   40.477620][  T297]  do_init_module (kernel/module/main.c:3117)
[   40.477626][  T297]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   40.477632][  T297]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   40.477638][  T297]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   40.477645][  T297]  load_module (kernel/module/main.c:3593)
[   40.477659][  T297]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   40.477666][  T297]  ? __ia32_sys_fsconfig (??:?)
[   40.477669][  T297]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   40.477676][  T297]  ? backing_file_read_iter (fs/backing-file.c:211)
[   40.477680][  T297]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   40.477687][  T297]  init_module_from_file (kernel/module/main.c:3790)
[   40.477693][  T297]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   40.477709][  T297]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   40.477716][  T297]  ? 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)
[   40.477721][  T297]  idempotent_init_module (kernel/module/main.c:3802)
[   40.477732][  T297]  ? init_module_from_file (kernel/module/main.c:3791)
[   40.477744][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.477748][  T297]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   40.477758][  T297]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   40.477761][  T297]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.477766][  T297]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.477769][  T297]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   40.477774][  T297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.477778][  T297] RIP: 0033:0x7fc9c3ac237d
[   40.477783][  T297] 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
[   40.477785][  T297] RSP: 002b:00007fffa49a5af8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   40.477790][  T297] RAX: ffffffffffffffda RBX: 000055f79f4f9810 RCX: 00007fc9c3ac237d
[   40.477792][  T297] RDX: 0000000000000000 RSI: 000055f75fbadffd RDI: 0000000000000000
[   40.477793][  T297] RBP: 00007fffa49a5b90 R08: 0000000000000000 R09: 0000000000000000
[   40.477795][  T297] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f75fbadffd
[   40.477796][  T297] R13: 000055f79f4f9960 R14: 0000000000040000 R15: 0000000000000000
| [  340.670373][  T270] softirqs last disabled at (52272): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858)
| [  340.670378][  T270] Preemption disabled at:
| [  340.670379][  T270] vprintk_emit (kernel/printk/printk.c:2471)
| [  340.670392][  T270] Tainted: [W]=WARN
[  340.670393][  T270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  340.670396][  T270] Call Trace:
[  340.670398][  T270]  <TASK>
[  340.670400][  T270]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  340.670408][  T270]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  340.670411][  T270]  __might_resched.cold (kernel/sched/core.c:9234)
[  340.670418][  T270]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  340.670424][  T270]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  340.670433][  T270]  __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))
[  340.670437][  T270]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  340.670446][  T270]  ? 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)
[  340.670450][  T270]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  340.670456][  T270]  put_chars (drivers/char/virtio_console.c:1176)
[  340.670460][  T270]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  340.670463][  T270]  ? check_prev_add (kernel/locking/lockdep.c:3185)
[  340.670471][  T270]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[  340.670478][  T270]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  340.670482][  T270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  340.670485][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  340.670487][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  340.670496][  T270]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  340.670498][  T270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  340.670506][  T270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  340.670514][  T270]  console_emit_next_record (kernel/printk/printk.c:3183)
[  340.670521][  T270]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  340.670523][  T270]  ? 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))
[  340.670529][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  340.670535][  T270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  340.670542][  T270]  console_flush_one_record (kernel/printk/printk.c:3268)
[  340.670550][  T270]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  340.670553][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  340.670563][  T270]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  340.670568][  T270]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  340.670571][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  340.670575][  T270]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  340.670582][  T270]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  340.670585][  T270]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  340.670591][  T270]  vprintk_emit (kernel/printk/printk.c:2479)
[  340.670597][  T270]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  340.670604][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  340.670611][  T270]  _printk (kernel/printk/printk.c:2504)
[  340.670616][  T270]  ? snapshot_read.cold (user.c:?)
[  340.670619][  T270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  340.670626][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  340.670629][  T270]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  340.670641][  T270]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  340.670648][  T270]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  340.670652][  T270]  ? netdev_notice (net/core/dev.c:13194)
[  340.670654][  T270]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[  340.670658][  T270]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[  340.670664][  T270]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  340.670668][  T270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  340.670671][  T270]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[  340.670676][  T270]  ? packet_release (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/packet/af_packet.c:3176)
[  340.670680][  T270]  ? __fput (fs/file_table.c:512)
[  340.670684][  T270]  ? 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)
[  340.670691][  T270]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  340.670698][  T270]  netif_set_promiscuity (net/core/dev.c:9699)
[  340.670705][  T270]  dev_set_promiscuity (net/core/dev_api.c:288)
[  340.670711][  T270]  packet_release (net/packet/af_packet.c:3807 net/packet/af_packet.c:3181)
[  340.670719][  T270]  ? packet_set_ring (net/packet/af_packet.c:652)
[  340.670725][  T270]  ? rwsem_down_write_slowpath (./include/linux/list.h:170)
[  340.670735][  T270]  __sock_release (net/socket.c:735)
[  340.670741][  T270]  sock_close (net/socket.c:1526 (discriminator 1))
[  340.670744][  T270]  __fput (fs/file_table.c:512)
[  340.670753][  T270]  fput_close_sync (fs/file_table.c:617)
[  340.670757][  T270]  ? alloc_file_clone (fs/file_table.c:479)
[  340.670761][  T270]  ? 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)
[  340.670769][  T270]  __x64_sys_close (fs/open.c:1560 fs/open.c:1545 fs/open.c:1545)
[  340.670774][  T270]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  340.670777][  T270]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  340.670783][  T270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  340.670786][  T270] RIP: 0033:0x7fc55569054e
[  340.670791][  T270] 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
[  340.670794][  T270] RSP: 002b:00007ffe09e4dc70 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[  340.670798][  T270] RAX: ffffffffffffffda RBX: 000055b54cec8690 RCX: 00007fc55569054e
[  340.670800][  T270] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[  340.670801][  T270] RBP: 00007ffe09e4dc80 R08: 0000000000000000 R09: 0000000000000000
[  340.670803][  T270] 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