======================================
| [   10.530198][  T242] softirqs last disabled at (20169): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.530200][  T242] Preemption disabled at:
| [   10.530201][  T242] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.530210][  T242] Tainted: [W]=WARN
[   10.530211][  T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.530212][  T242] Call Trace:
[   10.530214][  T242]  <TASK>
[   10.530215][  T242]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.530221][  T242]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.530223][  T242]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.530228][  T242]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.530232][  T242]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.530237][  T242]  __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))
[   10.530239][  T242]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.530245][  T242]  ? 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)
[   10.530248][  T242]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.530251][  T242]  put_chars (drivers/char/virtio_console.c:1176)
[   10.530254][  T242]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.530255][  T242]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.530260][  T242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.530262][  T242]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.530267][  T242]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.530269][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.530274][  T242]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.530277][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.530281][  T242]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.530285][  T242]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.530287][  T242]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.530290][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.530293][  T242]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.530296][  T242]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.530300][  T242]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.530302][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.530307][  T242]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.530315][  T242]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.530316][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.530319][  T242]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.530322][  T242]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.530324][  T242]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.530327][  T242]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.530331][  T242]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.530336][  T242]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   10.530340][  T242]  _printk (kernel/printk/printk.c:2504)
[   10.530344][  T242]  ? snapshot_read.cold (user.c:?)
[   10.530350][  T242]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   10.530353][  T242] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q
[   10.530356][  T242]  do_one_initcall (init/main.c:1357)
[   10.530359][  T242]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.530363][  T242]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.530367][  T242]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.530371][  T242]  do_init_module (kernel/module/main.c:3117)
[   10.530375][  T242]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.530379][  T242]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.530382][  T242]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.530386][  T242]  load_module (kernel/module/main.c:3593)
[   10.530393][  T242]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.530397][  T242]  ? __ia32_sys_fsconfig (??:?)
[   10.530400][  T242]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   10.530404][  T242]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.530407][  T242]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.530411][  T242]  init_module_from_file (kernel/module/main.c:3790)
[   10.530414][  T242]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   10.530422][  T242]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.530425][  T242]  ? 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)
[   10.530428][  T242]  idempotent_init_module (kernel/module/main.c:3802)
[   10.530432][  T242]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.530438][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.530440][  T242]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.530446][  T242]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.530448][  T242]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.530452][  T242]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.530454][  T242]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.530456][  T242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.530459][  T242] RIP: 0033:0x7f9ff42d537d
[   10.530462][  T242] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.530463][  T242] RSP: 002b:00007ffedca502a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.530466][  T242] RAX: ffffffffffffffda RBX: 000055af797b5810 RCX: 00007f9ff42d537d
[   10.530468][  T242] RDX: 0000000000000000 RSI: 000055af3a425ffd RDI: 0000000000000000
[   10.530469][  T242] RBP: 00007ffedca50340 R08: 0000000000000000 R09: 0000000000000000
[   10.530469][  T242] R10: 0000000000000000 R11: 0000000000000246 R12: 000055af3a425ffd
[   10.530470][  T242] R13: 000055af797b5960 R14: 0000000000040000 R15: 0000000000000000
| [   12.473797][  T373] softirqs last disabled at (21538): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   12.473799][  T373] Preemption disabled at:
| [   12.473800][  T373] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.473809][  T373] Tainted: [W]=WARN
[   12.473810][  T373] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.473811][  T373] Call Trace:
[   12.473813][  T373]  <TASK>
[   12.473814][  T373]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.473820][  T373]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.473822][  T373]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.473827][  T373]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.473831][  T373]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.473838][  T373]  __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))
[   12.473841][  T373]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.473847][  T373]  ? 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)
[   12.473850][  T373]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.473853][  T373]  put_chars (drivers/char/virtio_console.c:1176)
[   12.473856][  T373]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.473860][  T373]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.473864][  T373]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.473867][  T373]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.473868][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.473870][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.473874][  T373]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.473876][  T373]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.473879][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.473883][  T373]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.473886][  T373]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.473890][  T373]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.473892][  T373]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   12.473895][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.473897][  T373]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.473901][  T373]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.473905][  T373]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.473907][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.473912][  T373]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.473914][  T373]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.473916][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.473918][  T373]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.473922][  T373]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.473923][  T373]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.473927][  T373]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.473930][  T373]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.473932][  T373]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.473934][  T373]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   12.473940][  T373]  _printk (kernel/printk/printk.c:2504)
[   12.473944][  T373]  ? snapshot_read.cold (user.c:?)
[   12.473947][  T373]  ? br_multicast_flood (??:?) bridge
[   12.473959][  T373]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.473961][  T373]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.473962][  T373]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.473966][  T373] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.473976][  T373] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.473984][  T373] new_nbp (net/bridge/br_if.c:449) bridge
[   12.473993][  T373] br_add_if (net/bridge/br_if.c:592) bridge
[   12.474000][  T373]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.474004][  T373]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.474007][  T373]  ? __kernel_text_address (kernel/extable.c:79)
[   12.474011][  T373]  do_set_master (net/core/rtnetlink.c:3071)
[   12.474015][  T373]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.474018][  T373]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.474021][  T373]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.474023][  T373]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.474025][  T373]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.474028][  T373]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.474031][  T373]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.474033][  T373]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.474035][  T373]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.474039][  T373]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.474040][  T373]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.474043][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.474044][  T373]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   12.474047][  T373]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.474052][  T373]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.474053][  T373]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.474056][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.474058][  T373]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.474060][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.474061][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.474064][  T373]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.474067][  T373]  ? __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)
[   12.474069][  T373]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.474071][  T373]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.474074][  T373]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.474076][  T373]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.474081][  T373]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.474086][  T373]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.474091][  T373]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.474093][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.474097][  T373]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.474099][  T373]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.474101][  T373]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.474102][  T373]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.474106][  T373]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.474108][  T373]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.474111][  T373]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.474112][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.474116][  T373]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.474118][  T373]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.474121][  T373]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.474123][  T373]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.474126][  T373]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.474132][  T373]  ? 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))
[   12.474133][  T373]  ? 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))
[   12.474137][  T373]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.474141][  T373]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.474144][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.474147][  T373]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.474151][  T373]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.474155][  T373]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.474160][  T373]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.474162][  T373]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.474164][  T373]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.474166][  T373]  ? move_addr_to_kernel (net/socket.c:258)
[   12.474173][  T373]  ___sys_sendmsg (net/socket.c:2767)
[   12.474175][  T373]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.474193][  T373]  __sys_sendmsg (net/socket.c:2799)
[   12.474195][  T373]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.474201][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.474205][  T373]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.474207][  T373]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.474210][  T373]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.474213][  T373] RIP: 0033:0x7fe63279a54e
[   12.474216][  T373] 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
[   12.474218][  T373] RSP: 002b:00007ffd1accbe30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.474220][  T373] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe63279a54e
[   12.474222][  T373] RDX: 0000000000000000 RSI: 00007ffd1accbee0 RDI: 0000000000000005
[   12.474223][  T373] RBP: 00007ffd1accbe40 R08: 0000000000000000 R09: 0000000000000000
[   12.474223][  T373] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915026
[   12.474224][  T373] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd1accc5a0
| [   13.488930][  T466] softirqs last disabled at (14550): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   13.488933][  T466] Preemption disabled at:
| [   13.488934][  T466] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.488943][  T466] Tainted: [W]=WARN
[   13.488944][  T466] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.488945][  T466] Call Trace:
[   13.488947][  T466]  <TASK>
[   13.488949][  T466]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.488955][  T466]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.488957][  T466]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.488962][  T466]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.488966][  T466]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.488971][  T466]  __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))
[   13.488973][  T466]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.488979][  T466]  ? 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)
[   13.488982][  T466]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.488985][  T466]  put_chars (drivers/char/virtio_console.c:1176)
[   13.488987][  T466]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   13.488989][  T466]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.488992][  T466]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.488996][  T466]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.488998][  T466]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.489002][  T466]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.489005][  T466]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.489007][  T466]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.489008][  T466]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.489012][  T466]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.489014][  T466]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.489017][  T466]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.489020][  T466]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.489024][  T466]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.489028][  T466]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.489029][  T466]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.489033][  T466]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.489035][  T466]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.489039][  T466]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.489043][  T466]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.489045][  T466]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.489050][  T466]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.489053][  T466]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.489055][  T466]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.489057][  T466]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.489061][  T466]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.489062][  T466]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.489066][  T466]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.489070][  T466]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.489072][  T466]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.489077][  T466]  _printk (kernel/printk/printk.c:2504)
[   13.489081][  T466]  ? snapshot_read.cold (user.c:?)
[   13.489085][  T466]  ? br_multicast_flood (??:?) bridge
[   13.489098][  T466]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.489099][  T466]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.489101][  T466]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.489105][  T466] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.489115][  T466] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.489125][  T466] new_nbp (net/bridge/br_if.c:449) bridge
[   13.489134][  T466] br_add_if (net/bridge/br_if.c:592) bridge
[   13.489141][  T466]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.489145][  T466]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.489149][  T466]  ? __kernel_text_address (kernel/extable.c:79)
[   13.489152][  T466]  do_set_master (net/core/rtnetlink.c:3071)
[   13.489157][  T466]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.489160][  T466]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.489164][  T466]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.489165][  T466]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.489167][  T466]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.489170][  T466]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.489173][  T466]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.489175][  T466]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.489178][  T466]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.489183][  T466]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.489185][  T466]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.489187][  T466]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.489189][  T466]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   13.489192][  T466]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.489197][  T466]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.489199][  T466]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.489201][  T466]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.489204][  T466]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.489205][  T466]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.489207][  T466]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.489209][  T466]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.489213][  T466]  ? __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)
[   13.489216][  T466]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.489219][  T466]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.489222][  T466]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.489224][  T466]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.489229][  T466]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.489234][  T466]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.489239][  T466]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.489241][  T466]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.489246][  T466]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.489247][  T466]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.489250][  T466]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.489251][  T466]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.489255][  T466]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.489257][  T466]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.489260][  T466]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.489262][  T466]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.489266][  T466]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.489268][  T466]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.489271][  T466]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.489273][  T466]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.489276][  T466]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.489282][  T466]  ? 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))
[   13.489284][  T466]  ? 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))
[   13.489288][  T466]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.489292][  T466]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.489294][  T466]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.489299][  T466]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.489302][  T466]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.489306][  T466]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.489312][  T466]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.489314][  T466]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.489316][  T466]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.489318][  T466]  ? move_addr_to_kernel (net/socket.c:258)
[   13.489331][  T466]  ___sys_sendmsg (net/socket.c:2767)
[   13.489334][  T466]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.489350][  T466]  __sys_sendmsg (net/socket.c:2799)
[   13.489353][  T466]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.489359][  T466]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.489363][  T466]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.489365][  T466]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.489368][  T466]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.489371][  T466] RIP: 0033:0x7fba71f5c54e
[   13.489374][  T466] 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
[   13.489376][  T466] RSP: 002b:00007ffd12d3f4d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.489379][  T466] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fba71f5c54e
[   13.489380][  T466] RDX: 0000000000000000 RSI: 00007ffd12d3f580 RDI: 0000000000000005
[   13.489381][  T466] RBP: 00007ffd12d3f4e0 R08: 0000000000000000 R09: 0000000000000000
[   13.489382][  T466] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915027
[   13.489383][  T466] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd12d3fc40
| [   28.015295][    C2] softirqs last disabled at (5192517): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
| [   28.015299][    C2] Preemption disabled at:
| [   28.015299][    C2] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2))
| [   28.015309][    C2] Tainted: [W]=WARN
[   28.015310][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.015312][    C2] Call Trace:
[   28.015314][    C2]  <IRQ>
[   28.015315][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.015321][    C2]  ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2))
[   28.015323][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.015326][    C2]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   28.015329][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.015332][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015336][    C2]  __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))
[   28.015340][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.015342][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.015346][    C2]  ? 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)
[   28.015347][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.015350][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   28.015352][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.015353][    C2]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   28.015356][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.015360][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.015361][    C2]  ? vsnprintf (lib/vsprintf.c:2900)
[   28.015363][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.015365][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015367][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015369][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.015372][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.015374][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015375][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015377][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.015379][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   28.015381][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.015383][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.015386][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.015388][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.015389][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.015391][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015392][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.015394][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.015396][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.015398][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.015400][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.015402][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.015404][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.015413][    C2]  _printk (kernel/printk/printk.c:2504)
[   28.015416][    C2]  ? snapshot_read.cold (user.c:?)
[   28.015418][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.015421][    C2]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   28.015422][    C2]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   28.015425][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.015428][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.015430][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.015431][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.015433][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.015435][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.015448][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015450][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.015451][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.015458][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.015460][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.015466][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.015472][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.015478][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   28.015482][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015484][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.015485][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.015487][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.015489][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015491][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.015493][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.015500][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.015502][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.015504][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.015507][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.015509][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.015511][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.015513][    C2]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   28.015514][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015516][    C2]  handle_softirqs (kernel/softirq.c:645)
[   28.015518][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.015519][    C2]  ? 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)
[   28.015521][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015523][    C2]  ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[   28.015525][    C2]  do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
[   28.015526][    C2]  </IRQ>
[   28.015527][    C2]  <TASK>
[   28.015527][    C2]  __local_bh_enable_ip (kernel/softirq.c:473)
[   28.015529][    C2]  __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[   28.015531][    C2]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   28.015534][    C2]  ? _copy_from_iter_flushcache (./include/linux/iov_iter.h:112)
[   28.015536][    C2]  ? _copy_from_iter_flushcache (./include/linux/iov_iter.h:112)
[   28.015538][    C2]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   28.015539][    C2]  ? ref_tracker_alloc (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:252 ./include/linux/refcount.h:283 ./include/linux/refcount.h:366 ./include/linux/refcount.h:383 lib/ref_tracker.c:265)
[   28.015542][    C2]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   28.015544][    C2]  ? packet_parse_headers (./include/linux/skbuff.h:1625 ./include/linux/skbuff.h:3225 net/packet/af_packet.c:1949)
[   28.015547][    C2]  ? packet_parse_headers (./include/linux/skbuff.h:1625 ./include/linux/skbuff.h:3225 net/packet/af_packet.c:1949)
[   28.015549][    C2]  ? packet_rcv_spkt (./include/net/dst.h:285)
[   28.015551][    C2]  packet_snd (net/packet/af_packet.c:3110)
[   28.015554][    C2]  ? tpacket_snd (net/packet/af_packet.c:2786 (discriminator 1))
[   28.015557][    C2]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.015560][    C2]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.015562][    C2]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   28.015565][    C2]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   28.015568][    C2]  ? sock_ioctl (net/socket.c:1446)
[   28.015571][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.015573][    C2]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   28.015575][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.015576][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.015578][    C2]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   28.015580][    C2]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.015581][    C2]  ? irq_exit_rcu (kernel/softirq.c:786)
[   28.015582][    C2]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.015584][    C2] RIP: 0033:0x7fcb2bea354e
[   28.015588][    C2] 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
[   28.015590][    C2] RSP: 002b:00007fff8004bdc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   28.015593][    C2] RAX: ffffffffffffffda RBX: 000055ff5c3235e2 RCX: 00007fcb2bea354e
[   28.015595][    C2] RDX: 0000000000001f6a RSI: 000055ff5c3235e2 RDI: 0000000000000005
[   28.015596][    C2] RBP: 00007fff8004bdd0 R08: 00007fff8004be20 R09: 0000000000000014
[   28.015596][    C2] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ff5c320830
[   28.015597][    C2] R13: 0000000000001f6a R14: 0000000000000005 R15: 000055ff5c320830
| [   28.071657][    C2]
| [   28.071724][    C2]
| [   28.071724][    C2] stack backtrace:
| [   28.071943][    C2] Tainted: [W]=WARN
[   28.071944][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.071945][    C2] Call Trace:
[   28.071946][    C2]  <IRQ>
[   28.071946][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.071950][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   28.071953][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.071956][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.071958][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.071959][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.071961][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.071963][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.071970][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.071973][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.071975][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.071981][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.071983][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.071989][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.071996][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.072003][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   28.072005][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.072007][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.072008][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.072010][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.072012][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.072014][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.072016][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.072023][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.072025][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.072028][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.072030][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.072032][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.072034][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.072036][    C2]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   28.072037][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.072039][    C2]  handle_softirqs (kernel/softirq.c:645)
[   28.072041][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.072042][    C2]  ? 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)
[   28.072044][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.072046][    C2]  ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[   28.072048][    C2]  do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
[   28.072050][    C2]  </IRQ>
[   28.072050][    C2]  <TASK>
[   28.072051][    C2]  __local_bh_enable_ip (kernel/softirq.c:473)
[   28.072052][    C2]  __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[   28.072054][    C2]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   28.072058][    C2]  ? _copy_from_iter_flushcache (./include/linux/iov_iter.h:112)
[   28.072060][    C2]  ? _copy_from_iter_flushcache (./include/linux/iov_iter.h:112)
[   28.072061][    C2]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   28.072063][    C2]  ? ref_tracker_alloc (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:252 ./include/linux/refcount.h:283 ./include/linux/refcount.h:366 ./include/linux/refcount.h:383 lib/ref_tracker.c:265)
[   28.072065][    C2]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   28.072068][    C2]  ? packet_parse_headers (./include/linux/skbuff.h:1625 ./include/linux/skbuff.h:3225 net/packet/af_packet.c:1949)
[   28.072069][    C2]  ? packet_parse_headers (./include/linux/skbuff.h:1625 ./include/linux/skbuff.h:3225 net/packet/af_packet.c:1949)
[   28.072071][    C2]  ? packet_rcv_spkt (./include/net/dst.h:285)
[   28.072074][    C2]  packet_snd (net/packet/af_packet.c:3110)
[   28.072077][    C2]  ? tpacket_snd (net/packet/af_packet.c:2786 (discriminator 1))
[   28.072079][    C2]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.072083][    C2]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.072085][    C2]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   28.072086][    C2]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   28.072089][    C2]  ? sock_ioctl (net/socket.c:1446)
[   28.072092][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.072094][    C2]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   28.072096][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.072097][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.072099][    C2]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   28.072101][    C2]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.072102][    C2]  ? irq_exit_rcu (kernel/softirq.c:786)
[   28.072103][    C2]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.072105][    C2] RIP: 0033:0x7fcb2bea354e
[   28.072107][    C2] 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
[   28.072108][    C2] RSP: 002b:00007fff8004bdc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   28.072110][    C2] RAX: ffffffffffffffda RBX: 000055ff5c3235e2 RCX: 00007fcb2bea354e
[   28.072111][    C2] RDX: 0000000000001f6a RSI: 000055ff5c3235e2 RDI: 0000000000000005
[   28.072112][    C2] RBP: 00007fff8004bdd0 R08: 00007fff8004be20 R09: 0000000000000014
[   28.072113][    C2] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ff5c320830
[   28.072114][    C2] R13: 0000000000001f6a R14: 0000000000000005 R15: 000055ff5c320830
| [  391.910068][ T1972] softirqs last disabled at (0): 0x0
| [  391.910070][ T1972] Preemption disabled at:
| [  391.910071][ T1972] 0x0
| [  391.910079][ T1972] Tainted: [W]=WARN
[  391.910080][ T1972] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  391.910082][ T1972] Call Trace:
[  391.910084][ T1972]  <TASK>
[  391.910085][ T1972]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  391.910091][ T1972]  __might_resched.cold (kernel/sched/core.c:9234)
[  391.910095][ T1972]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  391.910099][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910103][ T1972]  __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))
[  391.910106][ T1972]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  391.910109][ T1972]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  391.910113][ T1972]  ? 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)
[  391.910115][ T1972]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  391.910117][ T1972]  put_chars (drivers/char/virtio_console.c:1176)
[  391.910119][ T1972]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  391.910121][ T1972]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  391.910125][ T1972]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  391.910128][ T1972]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  391.910130][ T1972]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  391.910132][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910134][ T1972]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  391.910136][ T1972]  console_emit_next_record (kernel/printk/printk.c:3183)
[  391.910138][ T1972]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  391.910140][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910142][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910144][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910145][ T1972]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  391.910147][ T1972]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  391.910149][ T1972]  console_flush_one_record (kernel/printk/printk.c:3268)
[  391.910152][ T1972]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  391.910154][ T1972]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  391.910156][ T1972]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  391.910158][ T1972]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  391.910159][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910161][ T1972]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  391.910162][ T1972]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  391.910164][ T1972]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  391.910166][ T1972]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  391.910168][ T1972]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  391.910170][ T1972]  vprintk_emit (kernel/printk/printk.c:2479)
[  391.910173][ T1972]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  391.910174][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910176][ T1972]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  391.910179][ T1972]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  391.910183][ T1972]  _printk (kernel/printk/printk.c:2504)
[  391.910187][ T1972]  ? snapshot_read.cold (user.c:?)
[  391.910189][ T1972]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[  391.910194][ T1972] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  391.910207][ T1972] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[  391.910215][ T1972] br_device_event (net/bridge/br.c:111) bridge
[  391.910224][ T1972]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[  391.910227][ T1972]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[  391.910230][ T1972]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[  391.910233][ T1972]  notifier_call_chain (kernel/notifier.c:85)
[  391.910236][ T1972]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[  391.910240][ T1972]  ? netif_change_name (net/core/dev.c:1517)
[  391.910243][ T1972]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[  391.910245][ T1972]  ? __kernel_text_address (kernel/extable.c:79)
[  391.910247][ T1972]  ? write_profile (profile.c:?)
[  391.910249][ T1972]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  391.910252][ T1972]  netif_change_flags (net/core/dev.c:9882)
[  391.910254][ T1972]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[  391.910257][ T1972]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  391.910259][ T1972]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  391.910260][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910262][ T1972]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  391.910266][ T1972]  ? kasan_save_stack (mm/kasan/common.c:58)
[  391.910269][ T1972]  ? kasan_save_stack (mm/kasan/common.c:57)
[  391.910270][ T1972]  ? kasan_save_track (mm/kasan/common.c:78)
[  391.910271][ T1972]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  391.910273][ T1972]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  391.910275][ T1972]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  391.910276][ T1972]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  391.910277][ T1972]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  391.910280][ T1972]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  391.910281][ T1972]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  391.910282][ T1972]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  391.910285][ T1972]  ? ___sys_sendmsg (net/socket.c:2767)
[  391.910286][ T1972]  ? __sys_sendmsg (net/socket.c:2799)
[  391.910288][ T1972]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  391.910290][ T1972]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  391.910293][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910294][ T1972]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  391.910296][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910298][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910299][ T1972]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  391.910303][ T1972]  ? __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)
[  391.910304][ T1972]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  391.910305][ T1972]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  391.910307][ T1972]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  391.910309][ T1972]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  391.910311][ T1972]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  391.910313][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910315][ T1972]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  391.910316][ T1972]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  391.910318][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910320][ T1972]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  391.910323][ T1972]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  391.910325][ T1972]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  391.910326][ T1972]  ? __kernel_text_address (kernel/extable.c:79)
[  391.910328][ T1972]  ? write_profile (profile.c:?)
[  391.910329][ T1972]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  391.910330][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910332][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910334][ T1972]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  391.910337][ T1972]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  391.910339][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910341][ T1972]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  391.910342][ T1972]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  391.910344][ T1972]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  391.910345][ T1972]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  391.910347][ T1972]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  391.910349][ T1972]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  391.910351][ T1972]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  391.910352][ T1972]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  391.910354][ T1972]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  391.910355][ T1972]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  391.910358][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910360][ T1972]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  391.910362][ T1972]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  391.910364][ T1972]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  391.910365][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910367][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910369][ T1972]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  391.910370][ T1972]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  391.910372][ T1972]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  391.910374][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910376][ T1972]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  391.910378][ T1972]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  391.910380][ T1972]  ? copy_msghdr_from_user (net/socket.c:2650)
[  391.910381][ T1972]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  391.910383][ T1972]  ? move_addr_to_kernel (net/socket.c:258)
[  391.910384][ T1972]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  391.910387][ T1972]  ___sys_sendmsg (net/socket.c:2767)
[  391.910389][ T1972]  ? copy_msghdr_from_user (net/socket.c:2619)
[  391.910394][ T1972]  __sys_sendmsg (net/socket.c:2799)
[  391.910396][ T1972]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  391.910399][ T1972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.910401][ T1972]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  391.910402][ T1972]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  391.910404][ T1972]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  391.910406][ T1972] RIP: 0033:0x7f9f2013754e
[  391.910408][ T1972] 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
[  391.910410][ T1972] RSP: 002b:00007ffd357b5780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  391.910414][ T1972] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9f2013754e
[  391.910421][ T1972] RDX: 0000000000000000 RSI: 00007ffd357b5830 RDI: 0000000000000005
[  391.910422][ T1972] RBP: 00007ffd357b5790 R08: 0000000000000000 R09: 0000000000000000
[  391.910423][ T1972] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9151a1


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
do_softirq:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars