======================================
| [    9.788814][  T204] softirqs last disabled at (21645): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.788817][  T204] Preemption disabled at:
| [    9.788818][  T204] 0x0
| [    9.788828][  T204] Tainted: [W]=WARN
[    9.788828][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.788830][  T204] Call Trace:
[    9.788832][  T204]  <TASK>
[    9.788833][  T204]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.788839][  T204]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.788843][  T204]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.788847][  T204]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.788853][  T204]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.788855][  T204]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.788862][  T204]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.788864][  T204]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.788867][  T204]  put_chars (drivers/char/virtio_console.c:1176)
[    9.788870][  T204]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.788872][  T204]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[    9.788875][  T204]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.788879][  T204]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.788884][  T204]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.788888][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.788890][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.788894][  T204]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.788898][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.788900][  T204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.788904][  T204]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.788908][  T204]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.788912][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.788914][  T204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.788918][  T204]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.788922][  T204]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.788923][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.788928][  T204]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.788931][  T204]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.788932][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.788934][  T204]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.788938][  T204]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.788940][  T204]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.788943][  T204]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.788946][  T204]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.788949][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.788953][  T204]  _printk (kernel/printk/printk.c:2504)
[    9.788956][  T204]  ? snapshot_read.cold (user.c:?)
[    9.788959][  T204]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.788961][  T204]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.788964][  T204]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.788966][  T204]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.788970][  T204]  ? exit_notify (kernel/exit.c:780)
[    9.788972][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.788975][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.788978][  T204]  do_group_exit (kernel/exit.c:1151)
[    9.788981][  T204]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.788983][  T204]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.788986][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.788989][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.788992][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.788994][  T204] RIP: 0033:0x7fbc41d5d1b8
[    9.788996][  T204] Code: Unable to access opcode bytes at 0x7fbc41d5d18e.

Code starting with the faulting instruction
===========================================
[    9.788997][  T204] RSP: 002b:00007ffd5dd0d118 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.788999][  T204] RAX: ffffffffffffffda RBX: 00007fbc41e8df88 RCX: 00007fbc41d5d1b8
[    9.789001][  T204] RDX: 00007fbc41aa7fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.789001][  T204] RBP: 00007ffd5dd0d170 R08: 0000000000000000 R09: 0000000000000050
[    9.789002][  T204] R10: 00007ffd5dd0cf30 R11: 0000000000000246 R12: 0000000000000001
[    9.789003][  T204] R13: 0000000000000000 R14: 00007fbc41e8c680 R15: 00007fbc41e8dfa0
| [   11.219520][  T231] softirqs last disabled at (35786): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858)
| [   11.219525][  T231] Preemption disabled at:
| [   11.219525][  T231] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.219534][  T231] Tainted: [W]=WARN
[   11.219535][  T231] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.219537][  T231] Call Trace:
[   11.219539][  T231]  <TASK>
[   11.219540][  T231]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.219545][  T231]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.219547][  T231]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.219552][  T231]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.219555][  T231]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.219560][  T231]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.219563][  T231]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.219569][  T231]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.219571][  T231]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.219575][  T231]  put_chars (drivers/char/virtio_console.c:1176)
[   11.219583][  T231]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.219585][  T231]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.219589][  T231]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.219592][  T231]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.219597][  T231]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.219601][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.219606][  T231]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.219609][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.219614][  T231]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.219617][  T231]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.219621][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.219623][  T231]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.219627][  T231]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.219631][  T231]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.219632][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.219638][  T231]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.219640][  T231]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.219642][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.219644][  T231]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.219648][  T231]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.219649][  T231]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.219652][  T231]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.219656][  T231]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.219657][  T231]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.219659][  T231]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.219661][  T231]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.219662][  T231]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   11.219664][  T231]  ? packet_mc_add (./include/linux/slab.h:991 (discriminator 1) net/packet/af_packet.c:3729 (discriminator 1))
[   11.219665][  T231]  ? packet_setsockopt (net/packet/af_packet.c:3840)
[   11.219667][  T231]  ? do_sock_setsockopt (net/socket.c:2397)
[   11.219671][  T231]  _printk (kernel/printk/printk.c:2504)
[   11.219674][  T231]  ? snapshot_read.cold (user.c:?)
[   11.219678][  T231]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   11.219681][  T231]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   11.219685][  T231]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   11.219687][  T231]  ? netdev_notice (net/core/dev.c:13194)
[   11.219694][  T231]  ? 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)
[   11.219696][  T231]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   11.219701][  T231]  netif_set_promiscuity (net/core/dev.c:9699)
[   11.219705][  T231]  dev_set_promiscuity (net/core/dev_api.c:288)
[   11.219708][  T231]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   11.219711][  T231]  packet_mc_add (net/packet/af_packet.c:3755)
[   11.219713][  T231]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.219717][  T231]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.219720][  T231]  ? _copy_from_user (./include/linux/instrumented.h:146 ./include/linux/uaccess.h:184 lib/usercopy.c:18)
[   11.219724][  T231]  packet_setsockopt (net/packet/af_packet.c:3840)
[   11.219728][  T231]  ? packet_bind (net/packet/af_packet.c:3341)
[   11.219732][  T231]  ? do_sock_getsockopt (net/socket.c:2484)
[   11.219736][  T231]  ? sock_poll (net/socket.c:1514)
[   11.219743][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.219745][  T231]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.219749][  T231]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   11.219753][  T231]  do_sock_setsockopt (net/socket.c:2397)
[   11.219757][  T231]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   11.219758][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.219764][  T231]  __sys_setsockopt (net/socket.c:2422)
[   11.219768][  T231]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   11.219770][  T231]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.219772][  T231]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.219775][  T231]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   11.219776][  T231]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.219778][  T231]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.219780][  T231]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.219782][  T231] RIP: 0033:0x7f2baccad2de
[   11.219786][  T231] 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
[   11.219788][  T231] RSP: 002b:00007ffd33ff3308 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   11.219790][  T231] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f2baccad2de
[   11.219792][  T231] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[   11.219793][  T231] RBP: 00007ffd33ff3440 R08: 0000000000000010 R09: 0000558dca3f0530
[   11.219794][  T231] R10: 00007ffd33ff3380 R11: 0000000000000246 R12: 0000000000000001
[   11.219794][  T231] R13: 0000558dca3f0918 R14: 0000558dca3f0690 R15: 0000000000000000
| [   13.649060][  T231] softirqs last disabled at (57392): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858)
| [   13.649064][  T231] Preemption disabled at:
| [   13.649064][  T231] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.649073][  T231] Tainted: [W]=WARN
[   13.649074][  T231] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.649076][  T231] Call Trace:
[   13.649078][  T231]  <TASK>
[   13.649079][  T231]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.649084][  T231]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.649086][  T231]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.649090][  T231]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.649096][  T231]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.649102][  T231]  __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))
[   13.649105][  T231]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.649111][  T231]  ? 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)
[   13.649113][  T231]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.649117][  T231]  put_chars (drivers/char/virtio_console.c:1176)
[   13.649119][  T231]  ? check_prev_add (kernel/locking/lockdep.c:3185)
[   13.649122][  T231]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.649126][  T231]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   13.649131][  T231]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.649138][  T231]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.649141][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.649144][  T231]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.649149][  T231]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.649152][  T231]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.649156][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.649158][  T231]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.649162][  T231]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.649166][  T231]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.649167][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.649173][  T231]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.649175][  T231]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.649177][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.649179][  T231]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.649183][  T231]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.649185][  T231]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.649188][  T231]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.649191][  T231]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.649194][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.649198][  T231]  _printk (kernel/printk/printk.c:2504)
[   13.649202][  T231]  ? snapshot_read.cold (user.c:?)
[   13.649203][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.649207][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.649209][  T231]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   13.649212][  T231]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   13.649215][  T231]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   13.649218][  T231]  ? netdev_notice (net/core/dev.c:13194)
[   13.649219][  T231]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   13.649222][  T231]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   13.649226][  T231]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.649228][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.649230][  T231]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[   13.649233][  T231]  ? packet_release (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/packet/af_packet.c:3176)
[   13.649235][  T231]  ? __fput (fs/file_table.c:512)
[   13.649238][  T231]  ? 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)
[   13.649241][  T231]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   13.649246][  T231]  netif_set_promiscuity (net/core/dev.c:9699)
[   13.649250][  T231]  dev_set_promiscuity (net/core/dev_api.c:288)
[   13.649254][  T231]  packet_release (net/packet/af_packet.c:3807 net/packet/af_packet.c:3181)
[   13.649259][  T231]  ? packet_set_ring (net/packet/af_packet.c:652)
[   13.649263][  T231]  ? rwsem_down_write_slowpath (./include/linux/list.h:170)
[   13.649268][  T231]  __sock_release (net/socket.c:735)
[   13.649272][  T231]  sock_close (net/socket.c:1526 (discriminator 1))
[   13.649274][  T231]  __fput (fs/file_table.c:512)
[   13.649279][  T231]  fput_close_sync (fs/file_table.c:617)
[   13.649281][  T231]  ? alloc_file_clone (fs/file_table.c:479)
[   13.649283][  T231]  ? 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)
[   13.649287][  T231]  __x64_sys_close (fs/open.c:1560 fs/open.c:1545 fs/open.c:1545)
[   13.649290][  T231]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.649292][  T231]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.649295][  T231]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.649297][  T231] RIP: 0033:0x7f2bacc2454e
[   13.649301][  T231] 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
[   13.649302][  T231] RSP: 002b:00007ffd33ff3470 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   13.649305][  T231] RAX: ffffffffffffffda RBX: 0000558dca3f0690 RCX: 00007f2bacc2454e
[   13.649306][  T231] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   13.649307][  T231] RBP: 00007ffd33ff3480 R08: 0000000000000000 R09: 0000000000000000
[   13.649308][  T231] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   13.649309][  T231] R13: 00000000fffffffe R14: 0000558dabd42760 R15: 0000000000000001
| [   15.370055][  T245] softirqs last disabled at (25584): fib6_run_gc (./include/linux/spinlock.h:431 net/ipv6/ip6_fib.c:2437)
| [   15.370057][  T245] Preemption disabled at:
| [   15.370058][  T245] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.370066][  T245] Tainted: [W]=WARN
[   15.370067][  T245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.370069][  T245] Call Trace:
[   15.370071][  T245]  <TASK>
[   15.370072][  T245]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.370078][  T245]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.370079][  T245]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.370084][  T245]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.370088][  T245]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.370096][  T245]  __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))
[   15.370098][  T245]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.370105][  T245]  ? 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)
[   15.370107][  T245]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.370111][  T245]  put_chars (drivers/char/virtio_console.c:1176)
[   15.370114][  T245]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.370117][  T245]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.370121][  T245]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.370124][  T245]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.370129][  T245]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.370132][  T245]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.370135][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.370137][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.370141][  T245]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.370143][  T245]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   15.370146][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.370148][  T245]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.370152][  T245]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.370156][  T245]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.370160][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.370162][  T245]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.370166][  T245]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.370170][  T245]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.370171][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.370176][  T245]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.370179][  T245]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.370180][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.370182][  T245]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.370186][  T245]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.370188][  T245]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.370191][  T245]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.370194][  T245]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.370196][  T245]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.370198][  T245]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.370199][  T245]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.370201][  T245]  ? look_up_lock_class (kernel/locking/lockdep.c:949 (discriminator 5))
[   15.370204][  T245]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.370208][  T245]  _printk (kernel/printk/printk.c:2504)
[   15.370212][  T245]  ? snapshot_read.cold (user.c:?)
[   15.370215][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.370217][  T245]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   15.370221][  T245]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   15.370224][  T245]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   15.370226][  T245]  ? netdev_notice (net/core/dev.c:13194)
[   15.370231][  T245]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   15.370233][  T245]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   15.370234][  T245]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   15.370237][  T245]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   15.370239][  T245]  ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3))
[   15.370244][  T245]  team_port_del (drivers/net/team/team_core.c:1468)
[   15.370250][  T245]  do_set_master (net/core/rtnetlink.c:3055)
[   15.370255][  T245]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.370259][  T245]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.370263][  T245]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.370264][  T245]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.370267][  T245]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.370270][  T245]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.370272][  T245]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.370274][  T245]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.370277][  T245]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.370279][  T245]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.370280][  T245]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.370282][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.370284][  T245]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   15.370288][  T245]  ? ___sys_sendmsg (net/socket.c:2757)
[   15.370292][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.370294][  T245]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.370297][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.370299][  T245]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.370301][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.370303][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.370304][  T245]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.370307][  T245]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   15.370309][  T245]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.370311][  T245]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.370315][  T245]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.370316][  T245]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.370322][  T245]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.370328][  T245]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.370334][  T245]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.370336][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.370341][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.370343][  T245]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.370345][  T245]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.370347][  T245]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.370351][  T245]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.370354][  T245]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.370358][  T245]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.370359][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.370364][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.370366][  T245]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.370370][  T245]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.370372][  T245]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.370375][  T245]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.370381][  T245]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.370383][  T245]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.370387][  T245]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.370391][  T245]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.370393][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.370398][  T245]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.370401][  T245]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.370405][  T245]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.370411][  T245]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.370413][  T245]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.370415][  T245]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.370416][  T245]  ? move_addr_to_kernel (net/socket.c:258)
[   15.370423][  T245]  ___sys_sendmsg (net/socket.c:2767)
[   15.370426][  T245]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.370441][  T245]  __sys_sendmsg (net/socket.c:2799)
[   15.370444][  T245]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.370450][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.370453][  T245]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.370455][  T245]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.370458][  T245]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.370460][  T245] RIP: 0033:0x7fde4e8f954e
[   15.370464][  T245] 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
[   15.370465][  T245] RSP: 002b:00007ffeb04f33f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.370468][  T245] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fde4e8f954e
[   15.370469][  T245] RDX: 0000000000000000 RSI: 00007ffeb04f34a0 RDI: 0000000000000005
[   15.370470][  T245] RBP: 00007ffeb04f3400 R08: 0000000000000000 R09: 0000000000000000
[   15.370471][  T245] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918711
[   15.370472][  T245] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb04f3b70
| [   18.742436][  T256] softirqs last disabled at (56045): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   18.742439][  T256] Preemption disabled at:
| [   18.742440][  T256] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.742452][  T256] Tainted: [W]=WARN
[   18.742453][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.742456][  T256] Call Trace:
[   18.742458][  T256]  <TASK>
[   18.742460][  T256]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.742467][  T256]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.742470][  T256]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.742476][  T256]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.742482][  T256]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.742489][  T256]  __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))
[   18.742493][  T256]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.742503][  T256]  ? 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)
[   18.742506][  T256]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.742512][  T256]  put_chars (drivers/char/virtio_console.c:1176)
[   18.742516][  T256]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.742522][  T256]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.742531][  T256]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.742543][  T256]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.742548][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.742553][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.742560][  T256]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.742566][  T256]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.742573][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.742576][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.742583][  T256]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.742590][  T256]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.742592][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.742602][  T256]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.742611][  T256]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.742614][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.742617][  T256]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.742624][  T256]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.742627][  T256]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.742632][  T256]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.742637][  T256]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.742643][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.742649][  T256]  _printk (kernel/printk/printk.c:2504)
[   18.742655][  T256]  ? snapshot_read.cold (user.c:?)
[   18.742657][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.742663][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.742666][  T256]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   18.742671][  T256]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   18.742677][  T256]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   18.742681][  T256]  ? netdev_notice (net/core/dev.c:13194)
[   18.742683][  T256]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   18.742687][  T256]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   18.742693][  T256]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.742696][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.742699][  T256]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[   18.742704][  T256]  ? packet_release (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/packet/af_packet.c:3176)
[   18.742707][  T256]  ? __fput (fs/file_table.c:512)
[   18.742711][  T256]  ? 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)
[   18.742716][  T256]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   18.742723][  T256]  netif_set_promiscuity (net/core/dev.c:9699)
[   18.742729][  T256]  dev_set_promiscuity (net/core/dev_api.c:288)
[   18.742735][  T256]  packet_release (net/packet/af_packet.c:3807 net/packet/af_packet.c:3181)
[   18.742742][  T256]  ? packet_set_ring (net/packet/af_packet.c:652)
[   18.742748][  T256]  ? rwsem_down_write_slowpath (./include/linux/list.h:170)
[   18.742757][  T256]  __sock_release (net/socket.c:735)
[   18.742763][  T256]  sock_close (net/socket.c:1526 (discriminator 1))
[   18.742766][  T256]  __fput (fs/file_table.c:512)
[   18.742775][  T256]  fput_close_sync (fs/file_table.c:617)
[   18.742779][  T256]  ? alloc_file_clone (fs/file_table.c:479)
[   18.742783][  T256]  ? 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)
[   18.742790][  T256]  __x64_sys_close (fs/open.c:1560 fs/open.c:1545 fs/open.c:1545)
[   18.742794][  T256]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.742796][  T256]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.742801][  T256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.742805][  T256] RIP: 0033:0x7f58a635c54e
[   18.742810][  T256] 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
[   18.742812][  T256] RSP: 002b:00007ffd4d796300 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   18.742816][  T256] RAX: ffffffffffffffda RBX: 00005647f8ed2690 RCX: 00007f58a635c54e
[   18.742818][  T256] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   18.742819][  T256] RBP: 00007ffd4d796310 R08: 0000000000000000 R09: 0000000000000000
[   18.742821][  T256] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   18.742822][  T256] R13: 00000000fffffffe R14: 00005647ee60e760 R15: 0000000000000001
| [   20.483094][  T270] softirqs last disabled at (25064): fib6_run_gc (./include/linux/spinlock.h:431 net/ipv6/ip6_fib.c:2437)
| [   20.483096][  T270] Preemption disabled at:
| [   20.483097][  T270] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.483106][  T270] Tainted: [W]=WARN
[   20.483107][  T270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.483109][  T270] Call Trace:
[   20.483110][  T270]  <TASK>
[   20.483112][  T270]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.483117][  T270]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.483119][  T270]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.483124][  T270]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.483128][  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)
[   20.483133][  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))
[   20.483136][  T270]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.483142][  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)
[   20.483145][  T270]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.483149][  T270]  put_chars (drivers/char/virtio_console.c:1176)
[   20.483152][  T270]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.483156][  T270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.483160][  T270]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.483163][  T270]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.483167][  T270]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.483172][  T270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   20.483174][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.483176][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.483180][  T270]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.483183][  T270]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   20.483186][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.483188][  T270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.483192][  T270]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.483196][  T270]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.483200][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.483202][  T270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.483206][  T270]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.483210][  T270]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.483212][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.483217][  T270]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.483220][  T270]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.483221][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.483223][  T270]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   20.483227][  T270]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.483229][  T270]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.483232][  T270]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.483236][  T270]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.483238][  T270]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   20.483240][  T270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.483241][  T270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.483243][  T270]  ? look_up_lock_class (kernel/locking/lockdep.c:949 (discriminator 5))
[   20.483246][  T270]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.483250][  T270]  _printk (kernel/printk/printk.c:2504)
[   20.483254][  T270]  ? snapshot_read.cold (user.c:?)
[   20.483258][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.483261][  T270]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   20.483264][  T270]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   20.483268][  T270]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   20.483271][  T270]  ? netdev_notice (net/core/dev.c:13194)
[   20.483275][  T270]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   20.483277][  T270]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   20.483279][  T270]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   20.483282][  T270]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   20.483284][  T270]  ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3))
[   20.483289][  T270]  team_port_del (drivers/net/team/team_core.c:1468)
[   20.483295][  T270]  do_set_master (net/core/rtnetlink.c:3055)
[   20.483300][  T270]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   20.483304][  T270]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   20.483307][  T270]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   20.483309][  T270]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.483311][  T270]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.483314][  T270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.483317][  T270]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.483319][  T270]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.483322][  T270]  ? kasan_save_stack (mm/kasan/common.c:58)
[   20.483324][  T270]  ? kasan_save_stack (mm/kasan/common.c:57)
[   20.483325][  T270]  ? kasan_save_track (mm/kasan/common.c:78)
[   20.483327][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.483330][  T270]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   20.483333][  T270]  ? ___sys_sendmsg (net/socket.c:2757)
[   20.483337][  T270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.483340][  T270]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   20.483343][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.483345][  T270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.483347][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.483348][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.483350][  T270]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   20.483353][  T270]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   20.483354][  T270]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   20.483356][  T270]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   20.483360][  T270]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   20.483362][  T270]  ? nla_get_range_signed (lib/nlattr.c:270)
[   20.483368][  T270]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   20.483374][  T270]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   20.483380][  T270]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.483383][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.483388][  T270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.483390][  T270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.483392][  T270]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.483395][  T270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.483399][  T270]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.483401][  T270]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   20.483405][  T270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.483407][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.483412][  T270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.483414][  T270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.483418][  T270]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   20.483420][  T270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.483423][  T270]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.483430][  T270]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   20.483431][  T270]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   20.483436][  T270]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.483440][  T270]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.483443][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.483447][  T270]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   20.483451][  T270]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   20.483455][  T270]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   20.483461][  T270]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   20.483463][  T270]  ? copy_msghdr_from_user (net/socket.c:2650)
[   20.483465][  T270]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   20.483466][  T270]  ? move_addr_to_kernel (net/socket.c:258)
[   20.483474][  T270]  ___sys_sendmsg (net/socket.c:2767)
[   20.483476][  T270]  ? copy_msghdr_from_user (net/socket.c:2619)
[   20.483492][  T270]  __sys_sendmsg (net/socket.c:2799)
[   20.483495][  T270]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   20.483502][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.483505][  T270]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.483507][  T270]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.483509][  T270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.483512][  T270] RIP: 0033:0x7f8fc6bd254e
[   20.483516][  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
[   20.483518][  T270] RSP: 002b:00007ffc57799da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.483520][  T270] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8fc6bd254e
[   20.483522][  T270] RDX: 0000000000000000 RSI: 00007ffc57799e50 RDI: 0000000000000005
[   20.483523][  T270] RBP: 00007ffc57799db0 R08: 0000000000000000 R09: 0000000000000000
[   20.483524][  T270] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918716
[   20.483524][  T270] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc5779a520
| [   23.846184][  T281] softirqs last disabled at (58141): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   23.846186][  T281] Preemption disabled at:
| [   23.846187][  T281] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.846196][  T281] Tainted: [W]=WARN
[   23.846197][  T281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.846198][  T281] Call Trace:
[   23.846200][  T281]  <TASK>
[   23.846202][  T281]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.846207][  T281]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.846208][  T281]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.846213][  T281]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.846216][  T281]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.846222][  T281]  __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))
[   23.846225][  T281]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.846231][  T281]  ? 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)
[   23.846233][  T281]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.846237][  T281]  put_chars (drivers/char/virtio_console.c:1176)
[   23.846240][  T281]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.846243][  T281]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.846249][  T281]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.846257][  T281]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.846260][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.846263][  T281]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.846268][  T281]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.846271][  T281]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.846275][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.846277][  T281]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.846281][  T281]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.846285][  T281]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.846287][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.846292][  T281]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.846295][  T281]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.846296][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.846298][  T281]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.846302][  T281]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.846304][  T281]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.846307][  T281]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.846310][  T281]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.846314][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.846317][  T281]  _printk (kernel/printk/printk.c:2504)
[   23.846321][  T281]  ? snapshot_read.cold (user.c:?)
[   23.846323][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.846327][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.846328][  T281]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   23.846332][  T281]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   23.846335][  T281]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   23.846338][  T281]  ? netdev_notice (net/core/dev.c:13194)
[   23.846339][  T281]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   23.846342][  T281]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   23.846346][  T281]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   23.846348][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.846350][  T281]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[   23.846353][  T281]  ? packet_release (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/packet/af_packet.c:3176)
[   23.846355][  T281]  ? __fput (fs/file_table.c:512)
[   23.846359][  T281]  ? 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)
[   23.846361][  T281]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   23.846366][  T281]  netif_set_promiscuity (net/core/dev.c:9699)
[   23.846371][  T281]  dev_set_promiscuity (net/core/dev_api.c:288)
[   23.846374][  T281]  packet_release (net/packet/af_packet.c:3807 net/packet/af_packet.c:3181)
[   23.846378][  T281]  ? packet_set_ring (net/packet/af_packet.c:652)
[   23.846382][  T281]  ? rwsem_down_write_slowpath (./include/linux/list.h:170)
[   23.846387][  T281]  __sock_release (net/socket.c:735)
[   23.846390][  T281]  sock_close (net/socket.c:1526 (discriminator 1))
[   23.846393][  T281]  __fput (fs/file_table.c:512)
[   23.846398][  T281]  fput_close_sync (fs/file_table.c:617)
[   23.846400][  T281]  ? alloc_file_clone (fs/file_table.c:479)
[   23.846402][  T281]  ? 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)
[   23.846406][  T281]  __x64_sys_close (fs/open.c:1560 fs/open.c:1545 fs/open.c:1545)
[   23.846409][  T281]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.846411][  T281]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.846414][  T281]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.846416][  T281] RIP: 0033:0x7f44ba84254e
[   23.846420][  T281] 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
[   23.846421][  T281] RSP: 002b:00007ffe473610a0 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   23.846424][  T281] RAX: ffffffffffffffda RBX: 000055ef53651690 RCX: 00007f44ba84254e
[   23.846425][  T281] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   23.846426][  T281] RBP: 00007ffe473610b0 R08: 0000000000000000 R09: 0000000000000000
[   23.846427][  T281] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   23.846427][  T281] R13: 00000000fffffffe R14: 000055ef42422760 R15: 0000000000000001
| [   25.583414][  T303] softirqs last disabled at (20022): fib6_run_gc (./include/linux/spinlock.h:431 net/ipv6/ip6_fib.c:2437)
| [   25.583416][  T303] Preemption disabled at:
| [   25.583417][  T303] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.583426][  T303] Tainted: [W]=WARN
[   25.583427][  T303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.583429][  T303] Call Trace:
[   25.583430][  T303]  <TASK>
[   25.583432][  T303]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.583437][  T303]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.583438][  T303]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.583443][  T303]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.583447][  T303]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.583453][  T303]  __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))
[   25.583455][  T303]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.583462][  T303]  ? 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)
[   25.583464][  T303]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.583468][  T303]  put_chars (drivers/char/virtio_console.c:1176)
[   25.583471][  T303]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.583475][  T303]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.583479][  T303]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.583482][  T303]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.583486][  T303]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.583490][  T303]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   25.583492][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.583494][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.583498][  T303]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.583501][  T303]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   25.583504][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.583506][  T303]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.583510][  T303]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.583513][  T303]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.583517][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.583519][  T303]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.583523][  T303]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.583527][  T303]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.583528][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.583534][  T303]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.583536][  T303]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.583538][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.583540][  T303]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.583543][  T303]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.583545][  T303]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.583548][  T303]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.583551][  T303]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.583553][  T303]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   25.583555][  T303]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.583557][  T303]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.583558][  T303]  ? look_up_lock_class (kernel/locking/lockdep.c:949 (discriminator 5))
[   25.583561][  T303]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.583565][  T303]  _printk (kernel/printk/printk.c:2504)
[   25.583569][  T303]  ? snapshot_read.cold (user.c:?)
[   25.583573][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.583575][  T303]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   25.583579][  T303]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   25.583582][  T303]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   25.583584][  T303]  ? netdev_notice (net/core/dev.c:13194)
[   25.583589][  T303]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   25.583591][  T303]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   25.583592][  T303]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   25.583595][  T303]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   25.583597][  T303]  ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3))
[   25.583603][  T303]  team_port_del (drivers/net/team/team_core.c:1468)
[   25.583609][  T303]  do_set_master (net/core/rtnetlink.c:3055)
[   25.583613][  T303]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   25.583617][  T303]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   25.583620][  T303]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   25.583622][  T303]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.583624][  T303]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.583627][  T303]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.583629][  T303]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.583635][  T303]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.583638][  T303]  ? kasan_save_stack (mm/kasan/common.c:58)
[   25.583640][  T303]  ? kasan_save_stack (mm/kasan/common.c:57)
[   25.583642][  T303]  ? kasan_save_track (mm/kasan/common.c:78)
[   25.583644][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.583646][  T303]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   25.583649][  T303]  ? ___sys_sendmsg (net/socket.c:2757)
[   25.583654][  T303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.583656][  T303]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.583659][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.583661][  T303]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.583663][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.583664][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.583666][  T303]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   25.583669][  T303]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   25.583670][  T303]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   25.583672][  T303]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.583676][  T303]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   25.583678][  T303]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.583684][  T303]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   25.583690][  T303]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   25.583695][  T303]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.583698][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.583702][  T303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.583705][  T303]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.583707][  T303]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.583709][  T303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.583713][  T303]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.583716][  T303]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.583719][  T303]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.583721][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.583726][  T303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.583728][  T303]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.583732][  T303]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   25.583734][  T303]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.583737][  T303]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.583743][  T303]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   25.583745][  T303]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   25.583749][  T303]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.583753][  T303]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.583755][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.583760][  T303]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.583763][  T303]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   25.583767][  T303]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.583773][  T303]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   25.583775][  T303]  ? copy_msghdr_from_user (net/socket.c:2650)
[   25.583777][  T303]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   25.583778][  T303]  ? move_addr_to_kernel (net/socket.c:258)
[   25.583785][  T303]  ___sys_sendmsg (net/socket.c:2767)
[   25.583788][  T303]  ? copy_msghdr_from_user (net/socket.c:2619)
[   25.583803][  T303]  __sys_sendmsg (net/socket.c:2799)
[   25.583806][  T303]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   25.583812][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.583815][  T303]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.583817][  T303]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.583820][  T303]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.583822][  T303] RIP: 0033:0x7f154563c54e
[   25.583826][  T303] 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
[   25.583828][  T303] RSP: 002b:00007ffd21830640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.583830][  T303] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f154563c54e
[   25.583832][  T303] RDX: 0000000000000000 RSI: 00007ffd218306f0 RDI: 0000000000000005
[   25.583833][  T303] RBP: 00007ffd21830650 R08: 0000000000000000 R09: 0000000000000000
[   25.583834][  T303] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91871c
[   25.583834][  T303] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd21830dc0
| [   28.951482][  T315] softirqs last disabled at (50158): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858)
| [   28.951485][  T315] Preemption disabled at:
| [   28.951486][  T315] vprintk_emit (kernel/printk/printk.c:2471)
| [   28.951495][  T315] Tainted: [W]=WARN
[   28.951496][  T315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.951498][  T315] Call Trace:
[   28.951500][  T315]  <TASK>
[   28.951501][  T315]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.951506][  T315]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   28.951508][  T315]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.951513][  T315]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.951516][  T315]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   28.951522][  T315]  __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))
[   28.951525][  T315]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.951531][  T315]  ? 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)
[   28.951533][  T315]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.951537][  T315]  put_chars (drivers/char/virtio_console.c:1176)
[   28.951541][  T315]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.951545][  T315]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.951551][  T315]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.951558][  T315]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.951561][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.951565][  T315]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.951569][  T315]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.951573][  T315]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.951578][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.951580][  T315]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.951584][  T315]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.951588][  T315]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.951589][  T315]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.951595][  T315]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.951598][  T315]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.951599][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.951601][  T315]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.951606][  T315]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.951608][  T315]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.951611][  T315]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.951614][  T315]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.951618][  T315]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.951622][  T315]  _printk (kernel/printk/printk.c:2504)
[   28.951625][  T315]  ? snapshot_read.cold (user.c:?)
[   28.951627][  T315]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.951631][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.951633][  T315]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   28.951636][  T315]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   28.951640][  T315]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   28.951643][  T315]  ? netdev_notice (net/core/dev.c:13194)
[   28.951648][  T315]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   28.951651][  T315]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   28.951656][  T315]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   28.951658][  T315]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.951660][  T315]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[   28.951663][  T315]  ? packet_release (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/packet/af_packet.c:3176)
[   28.951666][  T315]  ? __fput (fs/file_table.c:512)
[   28.951669][  T315]  ? 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)
[   28.951672][  T315]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   28.951677][  T315]  netif_set_promiscuity (net/core/dev.c:9699)
[   28.951682][  T315]  dev_set_promiscuity (net/core/dev_api.c:288)
[   28.951685][  T315]  packet_release (net/packet/af_packet.c:3807 net/packet/af_packet.c:3181)
[   28.951690][  T315]  ? packet_set_ring (net/packet/af_packet.c:652)
[   28.951694][  T315]  ? rwsem_down_write_slowpath (./include/linux/list.h:170)
[   28.951699][  T315]  __sock_release (net/socket.c:735)
[   28.951702][  T315]  sock_close (net/socket.c:1526 (discriminator 1))
[   28.951705][  T315]  __fput (fs/file_table.c:512)
[   28.951710][  T315]  fput_close_sync (fs/file_table.c:617)
[   28.951712][  T315]  ? alloc_file_clone (fs/file_table.c:479)
[   28.951715][  T315]  ? 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)
[   28.951719][  T315]  __x64_sys_close (fs/open.c:1560 fs/open.c:1545 fs/open.c:1545)
[   28.951721][  T315]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.951723][  T315]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.951726][  T315]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.951729][  T315] RIP: 0033:0x7fa6bb9a354e
[   28.951733][  T315] 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
[   28.951734][  T315] RSP: 002b:00007ffc509e02b0 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   28.951737][  T315] RAX: ffffffffffffffda RBX: 0000556534fe4690 RCX: 00007fa6bb9a354e
[   28.951738][  T315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   28.951739][  T315] RBP: 00007ffc509e02c0 R08: 0000000000000000 R09: 0000000000000000
[   28.951740][  T315] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   28.951741][  T315] R13: 00000000fffffffe R14: 0000556508cb7760 R15: 0000000000000001
| [   30.713262][  T329] softirqs last disabled at (32596): fib6_run_gc (./include/linux/spinlock.h:431 net/ipv6/ip6_fib.c:2437)
| [   30.713266][  T329] Preemption disabled at:
| [   30.713267][  T329] vprintk_emit (kernel/printk/printk.c:2471)
| [   30.713278][  T329] Tainted: [W]=WARN
[   30.713280][  T329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.713282][  T329] Call Trace:
[   30.713284][  T329]  <TASK>
[   30.713287][  T329]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.713293][  T329]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   30.713296][  T329]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.713302][  T329]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.713308][  T329]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   30.713316][  T329]  __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))
[   30.713320][  T329]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.713329][  T329]  ? 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)
[   30.713332][  T329]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.713338][  T329]  put_chars (drivers/char/virtio_console.c:1176)
[   30.713343][  T329]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.713348][  T329]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.713354][  T329]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.713358][  T329]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.713365][  T329]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.713370][  T329]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   30.713373][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.713376][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.713383][  T329]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.713387][  T329]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   30.713392][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.713395][  T329]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.713403][  T329]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.713408][  T329]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.713415][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.713419][  T329]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.713426][  T329]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.713432][  T329]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.713434][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.713444][  T329]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.713448][  T329]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.713450][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.713454][  T329]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   30.713460][  T329]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.713463][  T329]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.713468][  T329]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.713473][  T329]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.713476][  T329]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   30.713479][  T329]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.713481][  T329]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.713484][  T329]  ? look_up_lock_class (kernel/locking/lockdep.c:949 (discriminator 5))
[   30.713488][  T329]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.713495][  T329]  _printk (kernel/printk/printk.c:2504)
[   30.713500][  T329]  ? snapshot_read.cold (user.c:?)
[   30.713505][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.713509][  T329]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   30.713514][  T329]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   30.713520][  T329]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   30.713523][  T329]  ? netdev_notice (net/core/dev.c:13194)
[   30.713531][  T329]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   30.713535][  T329]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   30.713537][  T329]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   30.713540][  T329]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   30.713544][  T329]  ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3))
[   30.713552][  T329]  team_port_del (drivers/net/team/team_core.c:1468)
[   30.713561][  T329]  do_set_master (net/core/rtnetlink.c:3055)
[   30.713568][  T329]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   30.713574][  T329]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   30.713579][  T329]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   30.713582][  T329]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.713585][  T329]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.713589][  T329]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.713593][  T329]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.713596][  T329]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.713600][  T329]  ? kasan_save_stack (mm/kasan/common.c:58)
[   30.713603][  T329]  ? kasan_save_stack (mm/kasan/common.c:57)
[   30.713605][  T329]  ? kasan_save_track (mm/kasan/common.c:78)
[   30.713609][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.713612][  T329]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   30.713616][  T329]  ? ___sys_sendmsg (net/socket.c:2757)
[   30.713623][  T329]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.713627][  T329]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.713631][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.713635][  T329]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.713637][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.713639][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.713642][  T329]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   30.713646][  T329]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   30.713649][  T329]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   30.713658][  T329]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.713664][  T329]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   30.713667][  T329]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.713677][  T329]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   30.713686][  T329]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   30.713696][  T329]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.713700][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.713708][  T329]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.713711][  T329]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.713715][  T329]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.713718][  T329]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.713725][  T329]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.713729][  T329]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.713735][  T329]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.713737][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.713747][  T329]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.713751][  T329]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.713757][  T329]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.713759][  T329]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.713765][  T329]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.713776][  T329]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.713778][  T329]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.713785][  T329]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.713792][  T329]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.713796][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.713803][  T329]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.713810][  T329]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   30.713817][  T329]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   30.713825][  T329]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.713829][  T329]  ? copy_msghdr_from_user (net/socket.c:2650)
[   30.713832][  T329]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   30.713834][  T329]  ? move_addr_to_kernel (net/socket.c:258)
[   30.713847][  T329]  ___sys_sendmsg (net/socket.c:2767)
[   30.713852][  T329]  ? copy_msghdr_from_user (net/socket.c:2619)
[   30.713881][  T329]  __sys_sendmsg (net/socket.c:2799)
[   30.713885][  T329]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   30.713896][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.713901][  T329]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.713904][  T329]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   30.713909][  T329]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.713912][  T329] RIP: 0033:0x7f12268ad54e
[   30.713917][  T329] 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
[   30.713919][  T329] RSP: 002b:00007ffdcece5230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.713923][  T329] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f12268ad54e
[   30.713925][  T329] RDX: 0000000000000000 RSI: 00007ffdcece52e0 RDI: 0000000000000005
[   30.713927][  T329] RBP: 00007ffdcece5240 R08: 0000000000000000 R09: 0000000000000000
[   30.713928][  T329] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918721
[   30.713930][  T329] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdcece59b0
| [   31.756136][  T340] softirqs last disabled at (37960): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858)
| [   31.756141][  T340] Preemption disabled at:
| [   31.756141][  T340] vprintk_emit (kernel/printk/printk.c:2471)
| [   31.756151][  T340] Tainted: [W]=WARN
[   31.756152][  T340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.756153][  T340] Call Trace:
[   31.756155][  T340]  <TASK>
[   31.756157][  T340]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   31.756162][  T340]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   31.756164][  T340]  __might_resched.cold (kernel/sched/core.c:9234)
[   31.756169][  T340]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   31.756172][  T340]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   31.756178][  T340]  __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))
[   31.756181][  T340]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.756187][  T340]  ? 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)
[   31.756189][  T340]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.756193][  T340]  put_chars (drivers/char/virtio_console.c:1176)
[   31.756196][  T340]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   31.756198][  T340]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   31.756202][  T340]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.756205][  T340]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.756211][  T340]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   31.756215][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.756220][  T340]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   31.756223][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.756228][  T340]  console_emit_next_record (kernel/printk/printk.c:3183)
[   31.756232][  T340]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   31.756236][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.756238][  T340]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.756242][  T340]  console_flush_one_record (kernel/printk/printk.c:3268)
[   31.756245][  T340]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   31.756247][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.756253][  T340]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   31.756256][  T340]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   31.756258][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.756261][  T340]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   31.756265][  T340]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   31.756267][  T340]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   31.756270][  T340]  vprintk_emit (kernel/printk/printk.c:2479)
[   31.756273][  T340]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   31.756274][  T340]  ? kasan_save_stack (mm/kasan/common.c:58)
[   31.756277][  T340]  ? kasan_save_track (mm/kasan/common.c:78)
[   31.756278][  T340]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   31.756279][  T340]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   31.756281][  T340]  ? packet_mc_add (./include/linux/slab.h:991 (discriminator 1) net/packet/af_packet.c:3729 (discriminator 1))
[   31.756283][  T340]  ? packet_setsockopt (net/packet/af_packet.c:3840)
[   31.756285][  T340]  ? do_sock_setsockopt (net/socket.c:2397)
[   31.756288][  T340]  _printk (kernel/printk/printk.c:2504)
[   31.756292][  T340]  ? snapshot_read.cold (user.c:?)
[   31.756296][  T340]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   31.756300][  T340]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   31.756303][  T340]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   31.756306][  T340]  ? netdev_notice (net/core/dev.c:13194)
[   31.756313][  T340]  ? 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)
[   31.756315][  T340]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   31.756320][  T340]  netif_set_promiscuity (net/core/dev.c:9699)
[   31.756324][  T340]  dev_set_promiscuity (net/core/dev_api.c:288)
[   31.756327][  T340]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   31.756330][  T340]  packet_mc_add (net/packet/af_packet.c:3755)
[   31.756332][  T340]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.756336][  T340]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.756339][  T340]  ? _copy_from_user (./include/linux/instrumented.h:146 ./include/linux/uaccess.h:184 lib/usercopy.c:18)
[   31.756344][  T340]  packet_setsockopt (net/packet/af_packet.c:3840)
[   31.756347][  T340]  ? packet_bind (net/packet/af_packet.c:3341)
[   31.756351][  T340]  ? do_sock_getsockopt (net/socket.c:2484)
[   31.756356][  T340]  ? sock_poll (net/socket.c:1514)
[   31.756359][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.756361][  T340]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.756365][  T340]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   31.756370][  T340]  do_sock_setsockopt (net/socket.c:2397)
[   31.756373][  T340]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   31.756379][  T340]  __sys_setsockopt (net/socket.c:2422)
[   31.756384][  T340]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   31.756386][  T340]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.756388][  T340]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   31.756391][  T340]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   31.756392][  T340]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   31.756394][  T340]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   31.756396][  T340]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.756399][  T340] RIP: 0033:0x7fa45105a2de
[   31.756404][  T340] 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
[   31.756405][  T340] RSP: 002b:00007ffc3692ba18 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   31.756408][  T340] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fa45105a2de
[   31.756409][  T340] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[   31.756410][  T340] RBP: 00007ffc3692bb50 R08: 0000000000000010 R09: 000055b564415530
[   31.756411][  T340] R10: 00007ffc3692ba90 R11: 0000000000000246 R12: 0000000000000001
[   31.756412][  T340] R13: 000055b564415918 R14: 000055b564415690 R15: 0000000000000000
| [   34.222968][  T340] softirqs last disabled at (50206): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858)
| [   34.222973][  T340] Preemption disabled at:
| [   34.222973][  T340] vprintk_emit (kernel/printk/printk.c:2471)
| [   34.222985][  T340] Tainted: [W]=WARN
[   34.222987][  T340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.222989][  T340] Call Trace:
[   34.222991][  T340]  <TASK>
[   34.222993][  T340]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   34.222999][  T340]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   34.223002][  T340]  __might_resched.cold (kernel/sched/core.c:9234)
[   34.223008][  T340]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   34.223013][  T340]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   34.223021][  T340]  __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))
[   34.223025][  T340]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.223035][  T340]  ? 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)
[   34.223038][  T340]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.223044][  T340]  put_chars (drivers/char/virtio_console.c:1176)
[   34.223049][  T340]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   34.223055][  T340]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.223065][  T340]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   34.223077][  T340]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   34.223082][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.223087][  T340]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.223099][  T340]  console_emit_next_record (kernel/printk/printk.c:3183)
[   34.223105][  T340]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   34.223112][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.223116][  T340]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.223123][  T340]  console_flush_one_record (kernel/printk/printk.c:3268)
[   34.223130][  T340]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   34.223132][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.223142][  T340]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   34.223146][  T340]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   34.223149][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.223152][  T340]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   34.223159][  T340]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   34.223162][  T340]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   34.223167][  T340]  vprintk_emit (kernel/printk/printk.c:2479)
[   34.223173][  T340]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   34.223179][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.223186][  T340]  _printk (kernel/printk/printk.c:2504)
[   34.223191][  T340]  ? snapshot_read.cold (user.c:?)
[   34.223193][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.223200][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.223203][  T340]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   34.223207][  T340]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   34.223214][  T340]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   34.223218][  T340]  ? netdev_notice (net/core/dev.c:13194)
[   34.223220][  T340]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   34.223224][  T340]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   34.223231][  T340]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   34.223234][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.223238][  T340]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[   34.223242][  T340]  ? packet_release (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/packet/af_packet.c:3176)
[   34.223246][  T340]  ? __fput (fs/file_table.c:512)
[   34.223251][  T340]  ? 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)
[   34.223257][  T340]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   34.223265][  T340]  netif_set_promiscuity (net/core/dev.c:9699)
[   34.223272][  T340]  dev_set_promiscuity (net/core/dev_api.c:288)
[   34.223277][  T340]  packet_release (net/packet/af_packet.c:3807 net/packet/af_packet.c:3181)
[   34.223286][  T340]  ? packet_set_ring (net/packet/af_packet.c:652)
[   34.223292][  T340]  ? rwsem_down_write_slowpath (./include/linux/list.h:170)
[   34.223300][  T340]  __sock_release (net/socket.c:735)
[   34.223307][  T340]  sock_close (net/socket.c:1526 (discriminator 1))
[   34.223310][  T340]  __fput (fs/file_table.c:512)
[   34.223319][  T340]  fput_close_sync (fs/file_table.c:617)
[   34.223323][  T340]  ? alloc_file_clone (fs/file_table.c:479)
[   34.223328][  T340]  ? 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)
[   34.223335][  T340]  __x64_sys_close (fs/open.c:1560 fs/open.c:1545 fs/open.c:1545)
[   34.223339][  T340]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   34.223342][  T340]  ? irq_exit_rcu (kernel/softirq.c:786)
[   34.223348][  T340]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.223351][  T340] RIP: 0033:0x7fa450fd154e
[   34.223356][  T340] 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
[   34.223359][  T340] RSP: 002b:00007ffc3692bb80 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   34.223363][  T340] RAX: ffffffffffffffda RBX: 000055b564415690 RCX: 00007fa450fd154e
[   34.223365][  T340] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   34.223366][  T340] RBP: 00007ffc3692bb90 R08: 0000000000000000 R09: 0000000000000000
[   34.223368][  T340] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   34.223369][  T340] R13: 00000000fffffffe R14: 000055b529abb760 R15: 0000000000000001
| [   35.948536][  T354] softirqs last disabled at (16680): fib6_run_gc (./include/linux/spinlock.h:431 net/ipv6/ip6_fib.c:2437)
| [   35.948539][  T354] Preemption disabled at:
| [   35.948540][  T354] vprintk_emit (kernel/printk/printk.c:2471)
| [   35.948551][  T354] Tainted: [W]=WARN
[   35.948553][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.948555][  T354] Call Trace:
[   35.948557][  T354]  <TASK>
[   35.948559][  T354]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.948566][  T354]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   35.948569][  T354]  __might_resched.cold (kernel/sched/core.c:9234)
[   35.948575][  T354]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   35.948580][  T354]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   35.948588][  T354]  __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))
[   35.948592][  T354]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.948601][  T354]  ? 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)
[   35.948604][  T354]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.948610][  T354]  put_chars (drivers/char/virtio_console.c:1176)
[   35.948615][  T354]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   35.948621][  T354]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.948626][  T354]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.948630][  T354]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.948637][  T354]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   35.948642][  T354]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   35.948645][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.948648][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.948655][  T354]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   35.948659][  T354]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   35.948664][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.948667][  T354]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.948680][  T354]  console_emit_next_record (kernel/printk/printk.c:3183)
[   35.948685][  T354]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   35.948692][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.948696][  T354]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.948703][  T354]  console_flush_one_record (kernel/printk/printk.c:3268)
[   35.948709][  T354]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   35.948711][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.948721][  T354]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   35.948725][  T354]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   35.948727][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.948730][  T354]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   35.948737][  T354]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   35.948740][  T354]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   35.948745][  T354]  vprintk_emit (kernel/printk/printk.c:2479)
[   35.948750][  T354]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   35.948753][  T354]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   35.948756][  T354]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.948758][  T354]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.948761][  T354]  ? look_up_lock_class (kernel/locking/lockdep.c:949 (discriminator 5))
[   35.948765][  T354]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.948772][  T354]  _printk (kernel/printk/printk.c:2504)
[   35.948776][  T354]  ? snapshot_read.cold (user.c:?)
[   35.948782][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.948786][  T354]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   35.948791][  T354]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   35.948797][  T354]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   35.948801][  T354]  ? netdev_notice (net/core/dev.c:13194)
[   35.948809][  T354]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   35.948812][  T354]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   35.948814][  T354]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   35.948817][  T354]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   35.948821][  T354]  ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3))
[   35.948828][  T354]  team_port_del (drivers/net/team/team_core.c:1468)
[   35.948838][  T354]  do_set_master (net/core/rtnetlink.c:3055)
[   35.948844][  T354]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   35.948850][  T354]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   35.948855][  T354]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   35.948858][  T354]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.948861][  T354]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.948866][  T354]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.948869][  T354]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.948872][  T354]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.948877][  T354]  ? kasan_save_stack (mm/kasan/common.c:58)
[   35.948880][  T354]  ? kasan_save_stack (mm/kasan/common.c:57)
[   35.948882][  T354]  ? kasan_save_track (mm/kasan/common.c:78)
[   35.948886][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.948889][  T354]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   35.948893][  T354]  ? ___sys_sendmsg (net/socket.c:2757)
[   35.948900][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.948903][  T354]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.948908][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.948911][  T354]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.948914][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.948916][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.948919][  T354]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   35.948923][  T354]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   35.948926][  T354]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   35.948929][  T354]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.948935][  T354]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   35.948938][  T354]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.948948][  T354]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   35.948958][  T354]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   35.948968][  T354]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.948972][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.948980][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.948983][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.948986][  T354]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.948990][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.948997][  T354]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.949001][  T354]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.949006][  T354]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.949009][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.949017][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.949021][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.949027][  T354]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.949030][  T354]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.949035][  T354]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.949046][  T354]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.949049][  T354]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.949056][  T354]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.949063][  T354]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.949067][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.949075][  T354]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.949082][  T354]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   35.949088][  T354]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   35.949097][  T354]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.949100][  T354]  ? copy_msghdr_from_user (net/socket.c:2650)
[   35.949104][  T354]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   35.949106][  T354]  ? move_addr_to_kernel (net/socket.c:258)
[   35.949119][  T354]  ___sys_sendmsg (net/socket.c:2767)
[   35.949123][  T354]  ? copy_msghdr_from_user (net/socket.c:2619)
[   35.949152][  T354]  __sys_sendmsg (net/socket.c:2799)
[   35.949157][  T354]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   35.949167][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.949173][  T354]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.949176][  T354]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   35.949180][  T354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.949183][  T354] RIP: 0033:0x7f04191e954e
[   35.949189][  T354] 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
[   35.949191][  T354] RSP: 002b:00007fff8eca19a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.949195][  T354] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f04191e954e
[   35.949197][  T354] RDX: 0000000000000000 RSI: 00007fff8eca1a50 RDI: 0000000000000005
[   35.949199][  T354] RBP: 00007fff8eca19b0 R08: 0000000000000000 R09: 0000000000000000
[   35.949200][  T354] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918726
[   35.949202][  T354] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff8eca2120
| [   39.324062][  T365] softirqs last disabled at (52388): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858)
| [   39.324065][  T365] Preemption disabled at:
| [   39.324066][  T365] vprintk_emit (kernel/printk/printk.c:2471)
| [   39.324075][  T365] Tainted: [W]=WARN
[   39.324076][  T365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.324078][  T365] Call Trace:
[   39.324079][  T365]  <TASK>
[   39.324081][  T365]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.324086][  T365]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   39.324088][  T365]  __might_resched.cold (kernel/sched/core.c:9234)
[   39.324097][  T365]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   39.324101][  T365]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   39.324106][  T365]  __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))
[   39.324109][  T365]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.324115][  T365]  ? 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)
[   39.324117][  T365]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.324121][  T365]  put_chars (drivers/char/virtio_console.c:1176)
[   39.324124][  T365]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   39.324128][  T365]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.324134][  T365]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   39.324141][  T365]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   39.324144][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.324147][  T365]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.324152][  T365]  console_emit_next_record (kernel/printk/printk.c:3183)
[   39.324155][  T365]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   39.324159][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.324161][  T365]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.324166][  T365]  console_flush_one_record (kernel/printk/printk.c:3268)
[   39.324169][  T365]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   39.324171][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.324176][  T365]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   39.324179][  T365]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   39.324180][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.324182][  T365]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   39.324186][  T365]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   39.324188][  T365]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   39.324191][  T365]  vprintk_emit (kernel/printk/printk.c:2479)
[   39.324194][  T365]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   39.324198][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.324202][  T365]  _printk (kernel/printk/printk.c:2504)
[   39.324205][  T365]  ? snapshot_read.cold (user.c:?)
[   39.324207][  T365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.324211][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.324213][  T365]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   39.324216][  T365]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   39.324219][  T365]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   39.324222][  T365]  ? netdev_notice (net/core/dev.c:13194)
[   39.324223][  T365]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   39.324226][  T365]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   39.324230][  T365]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   39.324232][  T365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.324234][  T365]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[   39.324237][  T365]  ? packet_release (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/packet/af_packet.c:3176)
[   39.324240][  T365]  ? __fput (fs/file_table.c:512)
[   39.324243][  T365]  ? 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)
[   39.324246][  T365]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   39.324250][  T365]  netif_set_promiscuity (net/core/dev.c:9699)
[   39.324255][  T365]  dev_set_promiscuity (net/core/dev_api.c:288)
[   39.324259][  T365]  packet_release (net/packet/af_packet.c:3807 net/packet/af_packet.c:3181)
[   39.324264][  T365]  ? packet_set_ring (net/packet/af_packet.c:652)
[   39.324267][  T365]  ? rwsem_down_write_slowpath (./include/linux/list.h:170)
[   39.324272][  T365]  __sock_release (net/socket.c:735)
[   39.324276][  T365]  sock_close (net/socket.c:1526 (discriminator 1))
[   39.324278][  T365]  __fput (fs/file_table.c:512)
[   39.324284][  T365]  fput_close_sync (fs/file_table.c:617)
[   39.324286][  T365]  ? alloc_file_clone (fs/file_table.c:479)
[   39.324288][  T365]  ? 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)
[   39.324292][  T365]  __x64_sys_close (fs/open.c:1560 fs/open.c:1545 fs/open.c:1545)
[   39.324295][  T365]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.324297][  T365]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   39.324300][  T365]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.324302][  T365] RIP: 0033:0x7fa0b12df54e
[   39.324306][  T365] 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
[   39.324307][  T365] RSP: 002b:00007fffaeb0fd20 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   39.324310][  T365] RAX: ffffffffffffffda RBX: 000055792ea28690 RCX: 00007fa0b12df54e
[   39.324311][  T365] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   39.324312][  T365] RBP: 00007fffaeb0fd30 R08: 0000000000000000 R09: 0000000000000000
[   39.324313][  T365] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   39.324314][  T365] R13: 00000000fffffffe R14: 000055790f214760 R15: 0000000000000001
| [   41.134571][   T71] softirqs last disabled at (26244): fib6_run_gc (./include/linux/spinlock.h:431 net/ipv6/ip6_fib.c:2437)
| [   41.134573][   T71] Preemption disabled at:
| [   41.134574][   T71] vprintk_emit (kernel/printk/printk.c:2471)
| [   41.134583][   T71] Tainted: [W]=WARN
[   41.134584][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.134586][   T71] Workqueue: netns cleanup_net
[   41.134589][   T71] Call Trace:
[   41.134590][   T71]  <TASK>
[   41.134593][   T71]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   41.134598][   T71]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   41.134600][   T71]  __might_resched.cold (kernel/sched/core.c:9234)
[   41.134604][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   41.134608][   T71]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   41.134613][   T71]  __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))
[   41.134616][   T71]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.134623][   T71]  ? 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)
[   41.134625][   T71]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.134628][   T71]  put_chars (drivers/char/virtio_console.c:1176)
[   41.134632][   T71]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   41.134634][   T71]  ? check_prev_add (kernel/locking/lockdep.c:3185)
[   41.134639][   T71]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   41.134643][   T71]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   41.134647][   T71]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   41.134649][   T71]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.134651][   T71]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.134655][   T71]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   41.134657][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.134662][   T71]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.134666][   T71]  console_emit_next_record (kernel/printk/printk.c:3183)
[   41.134670][   T71]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   41.134674][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.134678][   T71]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.134682][   T71]  console_flush_one_record (kernel/printk/printk.c:3268)
[   41.134686][   T71]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   41.134687][   T71]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.134700][   T71]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   41.134702][   T71]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   41.134704][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.134706][   T71]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   41.134710][   T71]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   41.134712][   T71]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   41.134715][   T71]  vprintk_emit (kernel/printk/printk.c:2479)
[   41.134718][   T71]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   41.134720][   T71]  ? default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288)
[   41.134722][   T71]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   41.134724][   T71]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   41.134726][   T71]  ? look_up_lock_class (kernel/locking/lockdep.c:949 (discriminator 5))
[   41.134729][   T71]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.134734][   T71]  _printk (kernel/printk/printk.c:2504)
[   41.134738][   T71]  ? snapshot_read.cold (user.c:?)
[   41.134741][   T71]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.134744][   T71]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   41.134747][   T71]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   41.134751][   T71]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   41.134753][   T71]  ? netdev_notice (net/core/dev.c:13194)
[   41.134758][   T71]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   41.134760][   T71]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   41.134761][   T71]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   41.134764][   T71]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   41.134766][   T71]  ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3))
[   41.134771][   T71]  team_port_del (drivers/net/team/team_core.c:1468)
[   41.134778][   T71]  team_uninit (drivers/net/team/team_core.c:1823)
[   41.134781][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12537)
[   41.134787][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   41.134795][   T71]  default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288)
[   41.134797][   T71]  ? generic_xdp_install (./include/linux/netdevice.h:5716 (discriminator 3))
[   41.134800][   T71]  ? unregister_netdevice_queue (./include/linux/list.h:173)
[   41.134803][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.134805][   T71]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:154 (discriminator 1) net/ipv4/nexthop.c:4172 (discriminator 1))
[   41.134811][   T71]  ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253)
[   41.134815][   T71]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   41.134817][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[   41.134818][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.134821][   T71]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   41.134826][   T71]  cleanup_net (net/core/net_namespace.c:706)
[   41.134829][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   41.134833][   T71]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.134835][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.134839][   T71]  process_one_work (kernel/workqueue.c:3387)
[   41.134845][   T71]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   41.134848][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.134856][   T71]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   41.134859][   T71]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   41.134861][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   41.134864][   T71]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   41.134867][   T71]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   41.134868][   T71]  kthread (kernel/kthread.c:436)
[   41.134870][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   41.134874][   T71]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   41.134877][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.134881][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   41.134885][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   41.134888][   T71]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
release_sock:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
fib6_run_gc:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars