======================================
| [   10.067196][  T174] softirqs last disabled at (125279): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.067199][  T174] Preemption disabled at:
| [   10.067199][  T174] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.067208][  T174] Tainted: [W]=WARN
[   10.067209][  T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.067211][  T174] Call Trace:
[   10.067212][  T174]  <TASK>
[   10.067213][  T174]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.067218][  T174]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.067220][  T174]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.067225][  T174]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.067228][  T174]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.067233][  T174]  __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))
[   10.067235][  T174]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.067241][  T174]  ? 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)
[   10.067244][  T174]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.067248][  T174]  put_chars (drivers/char/virtio_console.c:1176)
[   10.067250][  T174]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.067252][  T174]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.067256][  T174]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.067259][  T174]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.067264][  T174]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.067267][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.067273][  T174]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.067275][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.067280][  T174]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.067284][  T174]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.067285][  T174]  ? 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))
[   10.067287][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.067289][  T174]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.067293][  T174]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.067297][  T174]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.067299][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.067304][  T174]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.067306][  T174]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.067308][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.067309][  T174]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.067313][  T174]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.067315][  T174]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.067318][  T174]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.067321][  T174]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.067323][  T174]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.067328][  T174]  ? lookup_object_or_alloc.part.0 (lib/debugobjects.c:696)
[   10.067334][  T174]  _printk (kernel/printk/printk.c:2504)
[   10.067337][  T174]  ? snapshot_read.cold (user.c:?)
[   10.067341][  T174]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4989)
[   10.067344][  T174]  ? __rhashtable_init_noprof (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 lib/rhashtable.c:1224)
[   10.067349][  T174] sctp_init (net/sctp/sm_statetable.c:1037 net/sctp/sm_statetable.c:73) sctp
[   10.067368][  T174]  ? udp_tunnel_nic_cleanup_module (net/ipv4/udp_tunnel_core.c:237) udp_tunnel
[   10.067371][  T174]  do_one_initcall (init/main.c:1357)
[   10.067375][  T174]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.067380][  T174]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.067382][  T174]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.067387][  T174]  do_init_module (kernel/module/main.c:3117)
[   10.067390][  T174]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.067393][  T174]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.067395][  T174]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.067399][  T174]  load_module (kernel/module/main.c:3593)
[   10.067406][  T174]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.067411][  T174]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.067415][  T174]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.067418][  T174]  init_module_from_file (kernel/module/main.c:3790)
[   10.067421][  T174]  ? __ia32_sys_init_module (kernel/module/main.c:3647)
[   10.067428][  T174]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.067432][  T174]  ? 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)
[   10.067435][  T174]  idempotent_init_module (kernel/module/main.c:3802)
[   10.067438][  T174]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.067444][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.067446][  T174]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.067451][  T174]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.067452][  T174]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.067456][  T174]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.067458][  T174]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.067461][  T174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.067464][  T174] RIP: 0033:0x7f6a86a7c37d
[   10.067467][  T174] 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
[   10.067469][  T174] RSP: 002b:00007ffef40c1168 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.067472][  T174] RAX: ffffffffffffffda RBX: 000055f7141949c0 RCX: 00007f6a86a7c37d
[   10.067473][  T174] RDX: 0000000000000000 RSI: 000055f6e39f3ffd RDI: 0000000000000007
[   10.067474][  T174] RBP: 00007ffef40c1200 R08: 0000000000000000 R09: 0000000000000000
[   10.067475][  T174] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f6e39f3ffd
[   10.067476][  T174] R13: 000055f714194ae0 R14: 0000000000040000 R15: 0000000000000000
| [   11.436642][  T214] softirqs last disabled at (17033): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.436645][  T214] Preemption disabled at:
| [   11.436646][  T214] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.436654][  T214] Tainted: [W]=WARN
[   11.436655][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.436657][  T214] Call Trace:
[   11.436658][  T214]  <TASK>
[   11.436660][  T214]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.436665][  T214]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.436666][  T214]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.436671][  T214]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.436674][  T214]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.436679][  T214]  __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))
[   11.436681][  T214]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.436688][  T214]  ? 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)
[   11.436691][  T214]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.436694][  T214]  put_chars (drivers/char/virtio_console.c:1176)
[   11.436697][  T214]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.436703][  T214]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.436710][  T214]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.436713][  T214]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.436720][  T214]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.436723][  T214]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.436724][  T214]  ? 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))
[   11.436727][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.436730][  T214]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.436735][  T214]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.436743][  T214]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.436744][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.436750][  T214]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.436752][  T214]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.436753][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.436755][  T214]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.436759][  T214]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.436761][  T214]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.436763][  T214]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.436767][  T214]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.436772][  T214]  ? udp_tunnel_nic_cleanup_module (net/ipv4/udp_tunnel_core.c:237) udp_tunnel
[   11.436775][  T214]  _printk (kernel/printk/printk.c:2504)
[   11.436779][  T214]  ? snapshot_read.cold (user.c:?)
[   11.436785][  T214]  ? 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)
[   11.436789][  T214] init_u32 (net/sched/cls_u32.c:1370) cls_u32
[   11.436793][  T214]  do_one_initcall (init/main.c:1357)
[   11.436796][  T214]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.436801][  T214]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.436803][  T214]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.436808][  T214]  do_init_module (kernel/module/main.c:3117)
[   11.436811][  T214]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.436816][  T214]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.436818][  T214]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.436822][  T214]  load_module (kernel/module/main.c:3593)
[   11.436829][  T214]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.436832][  T214]  ? __ia32_sys_fsconfig (??:?)
[   11.436836][  T214]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   11.436838][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.436840][  T214]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.436844][  T214]  init_module_from_file (kernel/module/main.c:3790)
[   11.436847][  T214]  ? __ia32_sys_init_module (kernel/module/main.c:3647)
[   11.436854][  T214]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.436858][  T214]  ? 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)
[   11.436861][  T214]  idempotent_init_module (kernel/module/main.c:3802)
[   11.436864][  T214]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.436869][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.436871][  T214]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.436874][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.436878][  T214]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.436880][  T214]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.436883][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.436885][  T214]  ? irq_exit_rcu (kernel/softirq.c:786)
[   11.436888][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.436890][  T214] RIP: 0033:0x7fb792ced37d
[   11.436893][  T214] 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
[   11.436895][  T214] RSP: 002b:00007fffb68a6b88 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.436897][  T214] RAX: ffffffffffffffda RBX: 0000558f7a236810 RCX: 00007fb792ced37d
[   11.436899][  T214] RDX: 0000000000000000 RSI: 0000558f7464effd RDI: 0000000000000000
[   11.436900][  T214] RBP: 00007fffb68a6c20 R08: 0000000000000000 R09: 0000000000000000
[   11.436900][  T214] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558f7464effd
[   11.436901][  T214] R13: 0000558f7a236950 R14: 0000000000040000 R15: 0000000000000000
| [   12.763281][    C2]
| [   12.763281][    C2]
| [   12.763281][    C2] stack backtrace:
| [   12.763287][    C2] Tainted: [W]=WARN
[   12.763288][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.763290][    C2] Call Trace:
[   12.763291][    C2]  <IRQ>
[   12.763292][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.763295][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   12.763298][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   12.763301][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   12.763303][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   12.763305][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   12.763307][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.763309][    C2]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   12.763310][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.763313][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.763315][    C2]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   12.763317][    C2]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   12.763318][    C2]  console_emit_next_record (kernel/printk/printk.c:3177)
[   12.763319][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.763320][    C2]  ? 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))
[   12.763322][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.763323][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.763325][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.763327][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.763328][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.763330][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.763331][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.763333][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.763334][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.763336][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.763338][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.763339][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.763341][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.763342][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.763344][    C2]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   12.763346][    C2]  _printk (kernel/printk/printk.c:2504)
[   12.763348][    C2]  ? snapshot_read.cold (user.c:?)
[   12.763351][    C2]  ? get_slot_next (net/sched/sch_netem.c:689 (discriminator 1)) sch_netem
[   12.763353][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.763354][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.763357][    C2] htb_dequeue_tree.cold (./include/net/pkt_sched.h:291 (discriminator 1) net/sched/sch_htb.c:920 (discriminator 1)) sch_htb
[   12.763359][    C2]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[   12.763362][    C2] htb_dequeue (net/sched/sch_htb.c:990) sch_htb
[   12.763364][    C2]  ? htb_dequeue_tree (net/sched/sch_htb.c:922) sch_htb
[   12.763366][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.763367][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.763369][    C2]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   12.763371][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.763373][    C2]  ? ktime_get (./include/linux/seqlock.h:75 (discriminator 6) kernel/time/timekeeping.c:1002 (discriminator 6))
[   12.763374][    C2]  dequeue_skb (net/sched/sch_generic.c:322)
[   12.763377][    C2]  __qdisc_run (net/sched/sch_generic.c:427 net/sched/sch_generic.c:445)
[   12.763379][    C2]  ? sch_direct_xmit (./include/net/sch_generic.h:906 (discriminator 1))
[   12.763381][    C2]  ? 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)
[   12.763383][    C2]  ? htb_classify (./include/net/sch_generic.h:675) sch_htb
[   12.763385][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.763386][    C2]  __dev_xmit_skb (./include/net/pkt_sched.h:121 ./include/net/pkt_sched.h:118 net/core/dev.c:4345)
[   12.763388][    C2]  ? alloc_netdev_dummy (net/core/dev.c:12327)
[   12.763390][    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))
[   12.763392][    C2]  __dev_queue_xmit (net/core/dev.c:4884)
[   12.763394][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.763396][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.763398][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.763399][    C2]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   12.763401][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   12.763404][    C2]  ? eth_header (net/ethernet/eth.c:99)
[   12.763406][    C2]  ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611)
[   12.763408][    C2]  ip_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv4/ip_output.c:236 (discriminator 3))
[   12.763410][    C2]  ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504)
[   12.763411][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.763413][    C2]  ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41))
[   12.763415][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.763417][    C2]  ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437)
[   12.763419][    C2]  ? ip_finish_output (./include/linux/cgroup.h:915)
[   12.763420][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.763422][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.763424][    C2]  ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2))
[   12.763426][    C2]  __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4))
[   12.763428][    C2] sctp_packet_transmit (net/sctp/output.c:659) sctp
[   12.763434][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.763436][    C2] sctp_packet_singleton (net/sctp/outqueue.c:784) sctp
[   12.763443][    C2]  ? sctp_inq_set_th_handler (??:?) sctp
[   12.763449][    C2]  ? sctp_outq_select_transport (net/sctp/outqueue.c:870) sctp
[   12.763456][    C2] sctp_outq_flush_ctrl (net/sctp/outqueue.c:915) sctp
[   12.763462][    C2] sctp_outq_flush (net/sctp/outqueue.c:1213) sctp
[   12.763468][    C2]  ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 6))
[   12.763470][    C2]  ? sctp_outq_flush_data (./include/linux/list.h:99) sctp
[   12.763475][    C2]  ? trace_kfree (./include/trace/events/kmem.h:97 (discriminator 22))
[   12.763478][    C2]  ? sctp_make_init_ack (net/sctp/sm_make_chunk.c:521) sctp
[   12.763486][    C2] sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:1332) sctp
[   12.763492][    C2]  ? sctp_make_init (net/sctp/sm_make_chunk.c:363) sctp
[   12.763499][    C2]  ? sctp_generate_t1_cookie_event (net/sctp/sm_sideeffect.c:314) sctp
[   12.763506][    C2]  ? sctp_bind_addr_copy (net/sctp/bind_addr.c:476 net/sctp/bind_addr.c:56) sctp
[   12.763513][    C2] sctp_side_effects (net/sctp/sm_sideeffect.c:1204) sctp
[   12.763520][    C2]  ? sctp_sf_do_5_1B_init (net/sctp/sm_statefuns.c:445) sctp
[   12.763527][    C2]  ? sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:863) sctp
[   12.763533][    C2]  ? sctp_sf_do_4_C (net/sctp/sm_statefuns.c:4704 (discriminator 41)) sctp
[   12.763540][    C2]  ? _sub_I_65535_1+0x520/0x520 ip6_udp_tunnel
[   12.763542][    C2] sctp_do_sm (net/sctp/sm_sideeffect.c:1175) sctp
[   12.763549][    C2]  ? sctp_has_association (??:?) sctp
[   12.763556][    C2]  ? sctp_do_8_2_transport_strike.isra.0 (net/sctp/sm_sideeffect.c:612) sctp
[   12.763562][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   12.763567][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.763569][    C2]  ? sctp_endpoint_lookup_assoc (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/sctp/endpointola.c:295 (discriminator 2)) sctp
[   12.763576][    C2] sctp_endpoint_bh_rcv (net/sctp/endpointola.c:412) sctp
[   12.763583][    C2]  ? sctp_endpoint_lookup_assoc (net/sctp/endpointola.c:292) sctp
[   12.763589][    C2] sctp_rcv (net/sctp/input.c:243) sctp
[   12.763596][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.763598][    C2]  ? __sctp_rcv_lookup (net/sctp/input.c:1360 (discriminator 11)) sctp
[   12.763604][    C2]  ? raw_v4_input (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/ipv4/raw.c:202 (discriminator 2))
[   12.763607][    C2]  ? raw_v4_input (./include/linux/rcupdate.h:882 net/ipv4/raw.c:202)
[   12.763609][    C2]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.763611][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.763613][    C2]  ? ip_local_deliver_finish (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/ipv4/ip_input.c:240 (discriminator 2))
[   12.763615][    C2]  ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207)
[   12.763617][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   12.763618][    C2]  ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1))
[   12.763620][    C2]  ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262)
[   12.763621][    C2]  ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42))
[   12.763623][    C2]  ? ip_rcv_finish_core (./include/linux/skbuff.h:1162 (discriminator 2) ./include/net/route.h:88 (discriminator 2) net/ipv4/ip_input.c:435 (discriminator 2))
[   12.763625][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   12.763626][    C2]  ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612)
[   12.763628][    C2]  ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3))
[   12.763629][    C2]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.763632][    C2]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.763634][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.763636][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   12.763637][    C2]  __netif_receive_skb_one_core (net/core/dev.c:6264)
[   12.763639][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.763640][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   12.763642][    C2]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   12.763644][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.763646][    C2]  process_backlog (net/core/dev.c:6728)
[   12.763648][    C2]  __napi_poll (net/core/dev.c:7787)
[   12.763650][    C2]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   12.763652][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.763654][    C2]  ? __napi_poll (./include/net/gro.h:507)
[   12.763657][    C2]  ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859)
[   12.763659][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.763661][    C2]  handle_softirqs (kernel/softirq.c:645)
[   12.763663][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   12.763665][    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)
[   12.763667][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.763668][    C2]  do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
[   12.763670][    C2]  </IRQ>
[   12.763670][    C2]  <TASK>
[   12.763671][    C2]  __local_bh_enable_ip (kernel/softirq.c:473)
[   12.763673][    C2]  __neigh_event_send (./include/linux/bottom_half.h:33 (discriminator 2) net/core/neighbour.c:1276 (discriminator 2))
[   12.763674][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4483 (discriminator 1))
[   12.763676][    C2]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   12.763678][    C2]  neigh_resolve_output (./include/net/neighbour.h:480 ./include/net/neighbour.h:486 ./include/net/neighbour.h:484 net/core/neighbour.c:1600)
[   12.763680][    C2]  ip_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv4/ip_output.c:236 (discriminator 3))
[   12.763682][    C2]  ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504)
[   12.763683][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.763685][    C2]  ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41))
[   12.763686][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.763688][    C2]  ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437)
[   12.763690][    C2]  ? ip_finish_output (./include/linux/cgroup.h:915)
[   12.763691][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.763693][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.763695][    C2]  ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2))
[   12.763697][    C2]  __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4))
[   12.763699][    C2] sctp_packet_transmit (net/sctp/output.c:659) sctp
[   12.763705][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.763707][    C2] sctp_packet_singleton (net/sctp/outqueue.c:784) sctp
[   12.763714][    C2]  ? sctp_inq_set_th_handler (??:?) sctp
[   12.763721][    C2]  ? sctp_outq_select_transport (net/sctp/outqueue.c:870) sctp
[   12.763728][    C2] sctp_outq_flush_ctrl (net/sctp/outqueue.c:915) sctp
[   12.763734][    C2]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   12.763737][    C2] sctp_outq_flush (net/sctp/outqueue.c:1213) sctp
[   12.763747][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.763748][    C2]  ? sctp_outq_flush_data (./include/linux/list.h:99) sctp
[   12.763754][    C2]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   12.763756][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   12.763757][    C2] sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:1819) sctp
[   12.763764][    C2]  ? sctp_make_init (net/sctp/sm_make_chunk.c:367) sctp
[   12.763770][    C2]  ? sctp_generate_t1_cookie_event (net/sctp/sm_sideeffect.c:314) sctp
[   12.763777][    C2]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.763779][    C2] sctp_side_effects (net/sctp/sm_sideeffect.c:1204) sctp
[   12.763785][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.763787][    C2]  ? sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:863) sctp
[   12.763793][    C2] sctp_do_sm (net/sctp/sm_sideeffect.c:1175) sctp
[   12.763800][    C2]  ? sctp_cname (net/sctp/debug.c:51 (discriminator 1)) sctp
[   12.763806][    C2]  ? sctp_do_8_2_transport_strike.isra.0 (net/sctp/sm_sideeffect.c:612) sctp
[   12.763812][    C2]  ? sctp_hash_transport (./include/linux/rcupdate.h:882 ./include/linux/rhashtable.h:856 ./include/linux/rhashtable.h:913 net/sctp/input.c:967) sctp
[   12.763821][    C2]  ? sctp_connect_new_asoc (net/sctp/socket.c:1100) sctp
[   12.763828][    C2]  ? sctp_bind (net/sctp/socket.c:320) sctp
[   12.763834][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.763836][    C2] sctp_primitive_ASSOCIATE (net/sctp/primitive.c:73 (discriminator 11)) sctp
[   12.763843][    C2] __sctp_connect (net/sctp/socket.c:1235 (discriminator 1)) sctp
[   12.763849][    C2]  ? 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)
[   12.763851][    C2]  ? sctp_connect_new_asoc (net/sctp/socket.c:1126 (discriminator 1)) sctp
[   12.763857][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.763859][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.763861][    C2] sctp_inet_connect (net/sctp/socket.c:4828 net/sctp/socket.c:4843) sctp
[   12.763867][    C2]  __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3))
[   12.763869][    C2]  ? __sys_connect_file (net/socket.c:2141 (discriminator 3))
[   12.763872][    C2]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   12.763874][    C2]  __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186)
[   12.763876][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.763877][    C2]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   12.763879][    C2]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.763880][    C2]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.763882][    C2]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.763884][    C2] RIP: 0033:0x7f68d913054e
[   12.763887][    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
[   12.763889][    C2] RSP: 002b:00007ffefe7ca0a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002a
[   12.763891][    C2] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f68d913054e
[   12.763893][    C2] RDX: 0000000000000010 RSI: 00007ffefe7ca140 RDI: 0000000000000005
[   12.763894][    C2] RBP: 00007ffefe7ca0b0 R08: 0000000000000000 R09: 0000000000000000
[   12.763894][    C2] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffefe7ca2b8
[   12.763895][    C2] R13: 0000000000000006 R14: 00007f68d9301000 R15: 0000000000402e00
| [   12.763914][    C2] softirqs last disabled at (27125): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
| [   12.763915][    C2] Preemption disabled at:
| [   12.763916][    C2] 0x0
| [   12.763920][    C2] Tainted: [W]=WARN
[   12.763920][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.763921][    C2] Call Trace:
[   12.763921][    C2]  <IRQ>
[   12.763922][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.763924][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.763927][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.763929][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.763930][    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))
[   12.763932][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.763934][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.763936][    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)
[   12.763937][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.763939][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   12.763941][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.763943][    C2]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   12.763945][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.763948][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.763950][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.763951][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.763952][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.763954][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.763955][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.763956][    C2]  ? 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))
[   12.763958][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.763959][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.763961][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.763963][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.763964][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.763966][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.763967][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.763969][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.763970][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.763972][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.763973][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.763975][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.763976][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.763978][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.763979][    C2]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   12.763981][    C2]  _printk (kernel/printk/printk.c:2504)
[   12.763983][    C2]  ? snapshot_read.cold (user.c:?)
[   12.763985][    C2]  ? get_slot_next (net/sched/sch_netem.c:689 (discriminator 1)) sch_netem
[   12.763986][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.763988][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.763990][    C2] htb_dequeue_tree.cold (./include/net/pkt_sched.h:291 (discriminator 1) net/sched/sch_htb.c:920 (discriminator 1)) sch_htb
[   12.763992][    C2]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[   12.763994][    C2] htb_dequeue (net/sched/sch_htb.c:990) sch_htb
[   12.763997][    C2]  ? htb_dequeue_tree (net/sched/sch_htb.c:922) sch_htb
[   12.763998][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.763999][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.764001][    C2]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   12.764003][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.764004][    C2]  ? ktime_get (./include/linux/seqlock.h:75 (discriminator 6) kernel/time/timekeeping.c:1002 (discriminator 6))
[   12.764006][    C2]  dequeue_skb (net/sched/sch_generic.c:322)
[   12.764009][    C2]  __qdisc_run (net/sched/sch_generic.c:427 net/sched/sch_generic.c:445)
[   12.764011][    C2]  ? sch_direct_xmit (./include/net/sch_generic.h:906 (discriminator 1))
[   12.764013][    C2]  ? 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)
[   12.764015][    C2]  ? htb_classify (./include/net/sch_generic.h:675) sch_htb
[   12.764016][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.764018][    C2]  __dev_xmit_skb (./include/net/pkt_sched.h:121 ./include/net/pkt_sched.h:118 net/core/dev.c:4345)
[   12.764020][    C2]  ? alloc_netdev_dummy (net/core/dev.c:12327)
[   12.764021][    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))
[   12.764024][    C2]  __dev_queue_xmit (net/core/dev.c:4884)
[   12.764026][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.764028][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.764029][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.764031][    C2]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   12.764033][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   12.764034][    C2]  ? eth_header (net/ethernet/eth.c:99)
[   12.764036][    C2]  ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611)
[   12.764038][    C2]  ip_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv4/ip_output.c:236 (discriminator 3))
[   12.764040][    C2]  ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504)
[   12.764041][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.764043][    C2]  ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41))
[   12.764044][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.764047][    C2]  ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437)
[   12.764048][    C2]  ? ip_finish_output (./include/linux/cgroup.h:915)
[   12.764050][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.764051][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.764053][    C2]  ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2))
[   12.764055][    C2]  __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4))
[   12.764057][    C2] sctp_packet_transmit (net/sctp/output.c:659) sctp
[   12.764064][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.764065][    C2] sctp_packet_singleton (net/sctp/outqueue.c:784) sctp
[   12.764072][    C2]  ? sctp_inq_set_th_handler (??:?) sctp
[   12.764079][    C2]  ? sctp_outq_select_transport (net/sctp/outqueue.c:870) sctp
[   12.764085][    C2] sctp_outq_flush_ctrl (net/sctp/outqueue.c:915) sctp
[   12.764091][    C2] sctp_outq_flush (net/sctp/outqueue.c:1213) sctp
[   12.764097][    C2]  ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 6))
[   12.764099][    C2]  ? sctp_outq_flush_data (./include/linux/list.h:99) sctp
[   12.764104][    C2]  ? trace_kfree (./include/trace/events/kmem.h:97 (discriminator 22))
[   12.764106][    C2]  ? sctp_make_init_ack (net/sctp/sm_make_chunk.c:521) sctp
[   12.764112][    C2] sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:1332) sctp
[   12.764119][    C2]  ? sctp_make_init (net/sctp/sm_make_chunk.c:363) sctp
[   12.764126][    C2]  ? sctp_generate_t1_cookie_event (net/sctp/sm_sideeffect.c:314) sctp
[   12.764132][    C2]  ? sctp_bind_addr_copy (net/sctp/bind_addr.c:476 net/sctp/bind_addr.c:56) sctp
[   12.764139][    C2] sctp_side_effects (net/sctp/sm_sideeffect.c:1204) sctp
[   12.764145][    C2]  ? sctp_sf_do_5_1B_init (net/sctp/sm_statefuns.c:445) sctp
[   12.764151][    C2]  ? sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:863) sctp
[   12.764157][    C2]  ? sctp_sf_do_4_C (net/sctp/sm_statefuns.c:4704 (discriminator 41)) sctp
[   12.764163][    C2]  ? _sub_I_65535_1+0x520/0x520 ip6_udp_tunnel
[   12.764165][    C2] sctp_do_sm (net/sctp/sm_sideeffect.c:1175) sctp
[   12.764172][    C2]  ? sctp_has_association (??:?) sctp
[   12.764178][    C2]  ? sctp_do_8_2_transport_strike.isra.0 (net/sctp/sm_sideeffect.c:612) sctp
[   12.764184][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   12.764188][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.764190][    C2]  ? sctp_endpoint_lookup_assoc (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/sctp/endpointola.c:295 (discriminator 2)) sctp
[   12.764197][    C2] sctp_endpoint_bh_rcv (net/sctp/endpointola.c:412) sctp
[   12.764204][    C2]  ? sctp_endpoint_lookup_assoc (net/sctp/endpointola.c:292) sctp
[   12.764210][    C2] sctp_rcv (net/sctp/input.c:243) sctp
[   12.764217][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.764219][    C2]  ? __sctp_rcv_lookup (net/sctp/input.c:1360 (discriminator 11)) sctp
[   12.764224][    C2]  ? raw_v4_input (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/ipv4/raw.c:202 (discriminator 2))
[   12.764226][    C2]  ? raw_v4_input (./include/linux/rcupdate.h:882 net/ipv4/raw.c:202)
[   12.764228][    C2]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.764230][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.764232][    C2]  ? ip_local_deliver_finish (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/ipv4/ip_input.c:240 (discriminator 2))
[   12.764234][    C2]  ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207)
[   12.764235][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   12.764237][    C2]  ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1))
[   12.764239][    C2]  ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262)
[   12.764240][    C2]  ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42))
[   12.764241][    C2]  ? ip_rcv_finish_core (./include/linux/skbuff.h:1162 (discriminator 2) ./include/net/route.h:88 (discriminator 2) net/ipv4/ip_input.c:435 (discriminator 2))
[   12.764244][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   12.764245][    C2]  ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612)
[   12.764246][    C2]  ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3))
[   12.764248][    C2]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.764249][    C2]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.764251][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.764253][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   12.764255][    C2]  __netif_receive_skb_one_core (net/core/dev.c:6264)
[   12.764256][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.764258][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   12.764259][    C2]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   12.764261][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.764263][    C2]  process_backlog (net/core/dev.c:6728)
[   12.764265][    C2]  __napi_poll (net/core/dev.c:7787)
[   12.764267][    C2]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   12.764269][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.764271][    C2]  ? __napi_poll (./include/net/gro.h:507)
[   12.764274][    C2]  ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859)
[   12.764276][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.764278][    C2]  handle_softirqs (kernel/softirq.c:645)
[   12.764280][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   12.764282][    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)
[   12.764284][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.764285][    C2]  do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
[   12.764287][    C2]  </IRQ>
[   12.764287][    C2]  <TASK>
[   12.764288][    C2]  __local_bh_enable_ip (kernel/softirq.c:473)
[   12.764289][    C2]  __neigh_event_send (./include/linux/bottom_half.h:33 (discriminator 2) net/core/neighbour.c:1276 (discriminator 2))
[   12.764291][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4483 (discriminator 1))
[   12.764293][    C2]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   12.764294][    C2]  neigh_resolve_output (./include/net/neighbour.h:480 ./include/net/neighbour.h:486 ./include/net/neighbour.h:484 net/core/neighbour.c:1600)
[   12.764296][    C2]  ip_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv4/ip_output.c:236 (discriminator 3))
[   12.764298][    C2]  ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504)
[   12.764299][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.764301][    C2]  ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41))
[   12.764302][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.764305][    C2]  ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437)
[   12.764306][    C2]  ? ip_finish_output (./include/linux/cgroup.h:915)
[   12.764308][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.764309][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.764311][    C2]  ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2))
[   12.764313][    C2]  __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4))
[   12.764315][    C2] sctp_packet_transmit (net/sctp/output.c:659) sctp
[   12.764321][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.764323][    C2] sctp_packet_singleton (net/sctp/outqueue.c:784) sctp
[   12.764329][    C2]  ? sctp_inq_set_th_handler (??:?) sctp
[   12.764336][    C2]  ? sctp_outq_select_transport (net/sctp/outqueue.c:870) sctp
[   12.764342][    C2] sctp_outq_flush_ctrl (net/sctp/outqueue.c:915) sctp
[   12.764349][    C2]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   12.764350][    C2] sctp_outq_flush (net/sctp/outqueue.c:1213) sctp
[   12.764356][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.764357][    C2]  ? sctp_outq_flush_data (./include/linux/list.h:99) sctp
[   12.764363][    C2]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   12.764365][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   12.764366][    C2] sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:1819) sctp
[   12.764373][    C2]  ? sctp_make_init (net/sctp/sm_make_chunk.c:367) sctp
[   12.764379][    C2]  ? sctp_generate_t1_cookie_event (net/sctp/sm_sideeffect.c:314) sctp
[   12.764385][    C2]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.764388][    C2] sctp_side_effects (net/sctp/sm_sideeffect.c:1204) sctp
[   12.764394][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.764395][    C2]  ? sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:863) sctp
[   12.764402][    C2] sctp_do_sm (net/sctp/sm_sideeffect.c:1175) sctp
[   12.764409][    C2]  ? sctp_cname (net/sctp/debug.c:51 (discriminator 1)) sctp
[   12.764415][    C2]  ? sctp_do_8_2_transport_strike.isra.0 (net/sctp/sm_sideeffect.c:612) sctp
[   12.764421][    C2]  ? sctp_hash_transport (./include/linux/rcupdate.h:882 ./include/linux/rhashtable.h:856 ./include/linux/rhashtable.h:913 net/sctp/input.c:967) sctp
[   12.764430][    C2]  ? sctp_connect_new_asoc (net/sctp/socket.c:1100) sctp
[   12.764436][    C2]  ? sctp_bind (net/sctp/socket.c:320) sctp
[   12.764442][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.764444][    C2] sctp_primitive_ASSOCIATE (net/sctp/primitive.c:73 (discriminator 11)) sctp
[   12.764450][    C2] __sctp_connect (net/sctp/socket.c:1235 (discriminator 1)) sctp
[   12.764457][    C2]  ? 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)
[   12.764459][    C2]  ? sctp_connect_new_asoc (net/sctp/socket.c:1126 (discriminator 1)) sctp
[   12.764465][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.764467][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.764469][    C2] sctp_inet_connect (net/sctp/socket.c:4828 net/sctp/socket.c:4843) sctp
[   12.764475][    C2]  __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3))
[   12.764477][    C2]  ? __sys_connect_file (net/socket.c:2141 (discriminator 3))
[   12.764480][    C2]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   12.764482][    C2]  __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186)
[   12.764483][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.764485][    C2]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   12.764486][    C2]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.764488][    C2]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.764489][    C2]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.764491][    C2] RIP: 0033:0x7f68d913054e
[   12.764492][    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
[   12.764493][    C2] RSP: 002b:00007ffefe7ca0a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002a
[   12.764494][    C2] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f68d913054e
[   12.764495][    C2] RDX: 0000000000000010 RSI: 00007ffefe7ca140 RDI: 0000000000000005
[   12.764496][    C2] RBP: 00007ffefe7ca0b0 R08: 0000000000000000 R09: 0000000000000000
[   12.764496][    C2] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffefe7ca2b8
[   12.764497][    C2] R13: 0000000000000006 R14: 00007f68d9301000 R15: 0000000000402e00
| [   13.962724][    C2] softirqs last disabled at (391691): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.962727][    C2] Preemption disabled at:
| [   13.962727][    C2] 0x0
| [   13.962738][    C2] Tainted: [W]=WARN
[   13.962738][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.962741][    C2] Call Trace:
[   13.962742][    C2]  <IRQ>
[   13.962744][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.962754][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.962758][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.962760][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.962763][    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))
[   13.962767][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.962770][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.962774][    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)
[   13.962776][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.962778][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   13.962779][    C2]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   13.962782][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.962784][    C2]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   13.962786][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.962790][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.962791][    C2]  ? 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)
[   13.962793][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.962795][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.962796][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.962797][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.962800][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.962802][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.962803][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.962804][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.962805][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.962807][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.962808][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   13.962810][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.962811][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.962813][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.962815][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.962816][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.962817][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.962818][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   13.962820][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.962822][    C2]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   13.962823][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.962825][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.962827][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.962828][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.962831][    C2]  _printk (kernel/printk/printk.c:2504)
[   13.962834][    C2]  ? snapshot_read.cold (user.c:?)
[   13.962836][    C2]  ? dump_mac_header (net/netfilter/nf_log_syslog.c:806 (discriminator 1)) nf_log_syslog
[   13.962839][    C2]  nf_log_buf_close (net/netfilter/nf_log.c:336 (discriminator 1))
[   13.962843][    C2]  nf_log_packet (net/netfilter/nf_log.c:260)
[   13.962846][    C2]  ? nf_log_trace (net/netfilter/nf_log.c:284)
[   13.962847][    C2]  ? 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)
[   13.962849][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.962851][    C2]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[   13.962854][    C2]  ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859)
[   13.962857][    C2] nft_log_eval (net/netfilter/nft_log.c:60 (discriminator 5)) nft_log
[   13.962859][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.962860][    C2]  ? nft_meta_get_eval (net/netfilter/nft_meta.c:384) nf_tables
[   13.962870][    C2] nft_do_chain (net/netfilter/nf_tables_core.c:237 net/netfilter/nf_tables_core.c:285) nf_tables
[   13.962878][    C2]  ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[   13.962880][    C2]  ? __mkroute_input (./include/linux/skbuff.h:1235 (discriminator 1) net/ipv4/route.c:1908 (discriminator 1))
[   13.962882][    C2]  ? __nft_trace_verdict (net/netfilter/nf_tables_core.c:128) nf_tables
[   13.962888][    C2]  ? nf_conntrack_sctp_packet (./include/linux/spinlock.h:407 net/netfilter/nf_conntrack_proto_sctp.c:531) nf_conntrack
[   13.962896][    C2]  ? __mkroute_output (net/ipv4/route.c:2701 (discriminator 4))
[   13.962899][    C2] nft_do_chain_ipv4 (net/netfilter/nft_chain_filter.c:24) nf_tables
[   13.962906][    C2]  ? nf_tables_netdev_event (./include/net/net_namespace.h:422 (discriminator 7)) nf_tables
[   13.962911][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.962912][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.962914][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.962915][    C2]  nf_hook_slow (./include/linux/netfilter.h:165 net/netfilter/core.c:619)
[   13.962917][    C2]  nf_hook.constprop.0 (./include/linux/netfilter.h:280)
[   13.962919][    C2]  ? ip_dst_mtu_maybe_forward.constprop.0 (net/ipv4/route.c:560)
[   13.962921][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.962922][    C2]  ? nf_hook.constprop.0 (./include/linux/netfilter.h:285)
[   13.962923][    C2]  ? ip_dst_mtu_maybe_forward.constprop.0 (./include/net/ip.h:495)
[   13.962925][    C2]  ? ip4_frag_init (ip_fragment.c:?)
[   13.962927][    C2]  ip_forward (./include/linux/netfilter.h:323 net/ipv4/ip_forward.c:162)
[   13.962929][    C2]  ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[   13.962930][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   13.962933][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   13.962935][    C2]  ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612)
[   13.962936][    C2]  ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3))
[   13.962937][    C2]  ? netif_rx_internal (net/core/dev.c:5781 (discriminator 1))
[   13.962939][    C2]  ? ip_rcv_finish_core (net/ipv4/ip_input.c:390 (discriminator 3))
[   13.962941][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.962942][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   13.962943][    C2]  __netif_receive_skb_one_core (net/core/dev.c:6264)
[   13.962945][    C2]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   13.962947][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.962948][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.962950][    C2]  process_backlog (net/core/dev.c:6728)
[   13.962952][    C2]  __napi_poll (net/core/dev.c:7787)
[   13.962954][    C2]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   13.962957][    C2]  ? __napi_poll (./include/net/gro.h:507)
[   13.962958][    C2]  ? __qdisc_run (net/sched/sch_generic.c:427 net/sched/sch_generic.c:445)
[   13.962962][    C2]  ? sch_direct_xmit (./include/net/sch_generic.h:906 (discriminator 1))
[   13.962964][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   13.962966][    C2]  ? net_tx_action (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/dev.c:5921 (discriminator 2))
[   13.962967][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.962969][    C2]  handle_softirqs (kernel/softirq.c:645)
[   13.962971][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   13.962973][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   13.962975][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   13.962976][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   13.962978][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   13.962980][    C2]  </IRQ>
[   13.962981][    C2]  <TASK>
[   13.962982][    C2]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   13.962984][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   13.962987][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   13.962990][    C2] Code: 48 8b 3d d4 41 10 02 e8 1f 00 00 00 48 2b 05 98 72 b2 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 53 45 29 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d d4 41 10 02 	mov    0x21041d4(%rip),%rdi        # 0x21041db
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 98 72 b2 00 	sub    0xb27298(%rip),%rax        # 0xb272ab
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 53 45 29 00 	verw   0x294553(%rip)        # 0x29457b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   13.962992][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000246
[   13.962995][    C2] RAX: 0000000000000002 RBX: ff11000001bf4740 RCX: 0000000000000001
[   13.962996][    C2] RDX: 0000000000000002 RSI: ffffffff924930e0 RDI: ffffffff8faf4ce7
[   13.962997][    C2] RBP: 0000000000000000 R08: ffffffff920054e1 R09: 1fe2200006a663a2
[   13.962997][    C2] R10: 0000000000000002 R11: 0000000000000000 R12: 1ff400000002afc3
[   13.962998][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   13.962999][    C2]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   13.963001][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   13.963004][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   13.963005][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   13.963006][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   13.963008][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   13.963010][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   13.963012][    C2]  ? default_idle_call (kernel/sched/idle.c:129)
[   13.963013][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.963015][    C2]  do_idle (kernel/sched/idle.c:355)
[   13.963016][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   13.963018][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   13.963020][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   13.963022][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   15.850279][    C0] softirqs last disabled at (0): 0x0
| [   15.850281][    C0] Preemption disabled at:
| [   15.850281][    C0] 0x0
| [   15.850290][    C0] Tainted: [W]=WARN
[   15.850291][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.850293][    C0] Call Trace:
[   15.850294][    C0]  <IRQ>
[   15.850296][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.850301][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.850304][    C0]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   15.850308][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.850310][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850313][    C0]  __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))
[   15.850316][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.850319][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.850324][    C0]  ? 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)
[   15.850326][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.850328][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   15.850330][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.850332][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   15.850334][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.850338][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.850339][    C0]  ? vsnprintf (lib/vsprintf.c:2900)
[   15.850342][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.850344][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850345][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850347][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.850349][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.850351][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850352][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850353][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850354][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.850356][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   15.850357][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.850359][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.850361][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.850362][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.850364][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.850365][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850366][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.850367][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.850369][    C0]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   15.850370][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.850373][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.850374][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.850376][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.850377][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850378][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.850381][    C0]  ? 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)
[   15.850384][    C0]  _printk (kernel/printk/printk.c:2504)
[   15.850386][    C0]  ? snapshot_read.cold (user.c:?)
[   15.850389][    C0]  ? get_slot_next (net/sched/sch_netem.c:689 (discriminator 1)) sch_netem
[   15.850392][    C0]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[   15.850395][    C0]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[   15.850396][    C0] htb_dequeue_tree.cold (./include/net/pkt_sched.h:291 (discriminator 1) net/sched/sch_htb.c:920 (discriminator 1)) sch_htb
[   15.850400][    C0]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[   15.850403][    C0] htb_dequeue (net/sched/sch_htb.c:990) sch_htb
[   15.850406][    C0]  ? htb_dequeue_tree (net/sched/sch_htb.c:922) sch_htb
[   15.850407][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850408][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.850410][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850411][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.850412][    C0]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   15.850414][    C0]  dequeue_skb (net/sched/sch_generic.c:322)
[   15.850419][    C0]  __qdisc_run (net/sched/sch_generic.c:427 net/sched/sch_generic.c:445)
[   15.850421][    C0]  ? sch_direct_xmit (./include/net/sch_generic.h:906 (discriminator 1))
[   15.850423][    C0]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   15.850425][    C0]  ? htb_classify (./include/net/sch_generic.h:675) sch_htb
[   15.850426][    C0]  ? sctp_outq_flush (net/sctp/outqueue.c:1213) sctp
[   15.850438][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850440][    C0]  __dev_xmit_skb (./include/net/pkt_sched.h:121 ./include/net/pkt_sched.h:118 net/core/dev.c:4345)
[   15.850443][    C0]  ? alloc_netdev_dummy (net/core/dev.c:12327)
[   15.850445][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850446][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.850448][    C0]  __dev_queue_xmit (net/core/dev.c:4884)
[   15.850451][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850452][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.850453][    C0]  ? 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)
[   15.850455][    C0]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   15.850456][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   15.850459][    C0]  ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3))
[   15.850462][    C0]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   15.850464][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   15.850466][    C0]  ? eth_header (net/ethernet/eth.c:99)
[   15.850468][    C0]  ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611)
[   15.850471][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.850473][    C0]  neigh_update_process_arp_queue (net/core/neighbour.c:1339 (discriminator 3))
[   15.850475][    C0]  ? __neigh_notify (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/neighbour.c:3582 (discriminator 2))
[   15.850477][    C0]  ? neigh_managed_work (./include/linux/workqueue.h:715 net/core/neighbour.c:1667)
[   15.850479][    C0]  __neigh_update (net/core/neighbour.c:1522)
[   15.850481][    C0]  arp_process (net/ipv4/arp.c:936 (discriminator 3))
[   15.850485][    C0]  ? arp_send (./include/linux/skbuff.h:1217)
[   15.850486][    C0]  ? update_cfs_rq_load_avg (kernel/sched/fair.c:5687)
[   15.850488][    C0]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   15.850490][    C0]  ? update_load_avg (kernel/sched/fair.c:5890)
[   15.850492][    C0]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   15.850493][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   15.850495][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   15.850497][    C0]  __netif_receive_skb_one_core (net/core/dev.c:6264)
[   15.850499][    C0]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   15.850501][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850502][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850503][    C0]  process_backlog (net/core/dev.c:6728)
[   15.850505][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.850507][    C0]  __napi_poll (net/core/dev.c:7787)
[   15.850509][    C0]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   15.850512][    C0]  ? __napi_poll (./include/net/gro.h:507)
[   15.850513][    C0]  ? do_raw_spin_lock (kernel/locking/spinlock_debug.c:88 (discriminator 3) kernel/locking/spinlock_debug.c:115 (discriminator 3))
[   15.850515][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850516][    C0]  ? timerqueue_linked_add (./include/linux/rbtree.h:239 ./include/linux/rbtree.h:281 lib/timerqueue.c:96)
[   15.850519][    C0]  ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859)
[   15.850521][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850523][    C0]  handle_softirqs (kernel/softirq.c:645)
[   15.850526][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850527][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   15.850528][    C0]  ? 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)
[   15.850530][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850531][    C0]  do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
[   15.850533][    C0]  </IRQ>
[   15.850534][    C0]  <TASK>
[   15.850534][    C0]  __local_bh_enable_ip (kernel/softirq.c:473)
[   15.850536][    C0]  __neigh_event_send (./include/linux/bottom_half.h:33 (discriminator 2) net/core/neighbour.c:1276 (discriminator 2))
[   15.850538][    C0]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   15.850540][    C0]  neigh_resolve_output (./include/net/neighbour.h:480 ./include/net/neighbour.h:486 ./include/net/neighbour.h:484 net/core/neighbour.c:1600)
[   15.850541][    C0]  ip_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv4/ip_output.c:236 (discriminator 3))
[   15.850544][    C0]  ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:850 ./include/net/ip.h:475)
[   15.850546][    C0]  ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504)
[   15.850547][    C0]  ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41))
[   15.850549][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850550][    C0]  ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437)
[   15.850552][    C0]  ? ip_finish_output (./include/linux/cgroup.h:915)
[   15.850553][    C0]  ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626)
[   15.850555][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850556][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.850558][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850559][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.850561][    C0]  __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4))
[   15.850564][    C0] sctp_packet_transmit (net/sctp/output.c:659) sctp
[   15.850572][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850574][    C0] sctp_packet_singleton (net/sctp/outqueue.c:784) sctp
[   15.850581][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.850583][    C0]  ? sctp_inq_set_th_handler (??:?) sctp
[   15.850589][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.850592][    C0]  ? sctp_outq_select_transport (net/sctp/outqueue.c:870) sctp
[   15.850598][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.850600][    C0] sctp_outq_flush_ctrl (net/sctp/outqueue.c:915) sctp
[   15.850606][    C0]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   15.850608][    C0] sctp_outq_flush (net/sctp/outqueue.c:1213) sctp
[   15.850614][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850615][    C0]  ? sctp_outq_flush_data (./include/linux/list.h:99) sctp
[   15.850621][    C0]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   15.850623][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   15.850624][    C0] sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:1819) sctp
[   15.850633][    C0]  ? sctp_make_init (net/sctp/sm_make_chunk.c:367) sctp
[   15.850641][    C0]  ? sctp_generate_t1_cookie_event (net/sctp/sm_sideeffect.c:314) sctp
[   15.850648][    C0] sctp_side_effects (net/sctp/sm_sideeffect.c:1204) sctp
[   15.850654][    C0]  ? sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:863) sctp
[   15.850660][    C0]  ? sctp_v4_xmit (./include/net/dst.h:170) sctp
[   15.850666][    C0] sctp_do_sm (net/sctp/sm_sideeffect.c:1175) sctp
[   15.850673][    C0]  ? sctp_cname (net/sctp/debug.c:51 (discriminator 1)) sctp
[   15.850680][    C0]  ? sctp_do_8_2_transport_strike.isra.0 (net/sctp/sm_sideeffect.c:612) sctp
[   15.850686][    C0]  ? sctp_hash_transport (./include/linux/rcupdate.h:882 ./include/linux/rhashtable.h:856 ./include/linux/rhashtable.h:913 net/sctp/input.c:967) sctp
[   15.850695][    C0]  ? sctp_connect_new_asoc (net/sctp/socket.c:1100) sctp
[   15.850702][    C0]  ? sctp_bind (net/sctp/socket.c:320) sctp
[   15.850708][    C0]  ? print_one_line (kernel/trace/blktrace.c:1456 (discriminator 1) kernel/trace/blktrace.c:1671 (discriminator 1) kernel/trace/blktrace.c:1749 (discriminator 1))
[   15.850709][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.850711][    C0] sctp_primitive_ASSOCIATE (net/sctp/primitive.c:73 (discriminator 11)) sctp
[   15.850722][    C0] __sctp_connect (net/sctp/socket.c:1235 (discriminator 1)) sctp
[   15.850728][    C0]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   15.850730][    C0]  ? sctp_connect_new_asoc (net/sctp/socket.c:1126 (discriminator 1)) sctp
[   15.850736][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.850738][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.850739][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.850741][    C0] sctp_inet_connect (net/sctp/socket.c:4828 net/sctp/socket.c:4843) sctp
[   15.850747][    C0]  __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3))
[   15.850750][    C0]  ? __sys_connect_file (net/socket.c:2141 (discriminator 3))
[   15.850759][    C0]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   15.850763][    C0]  __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186)
[   15.850764][    C0]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   15.850765][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.850768][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.850770][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.850772][    C0] RIP: 0033:0x7f750764954e
[   15.850774][    C0] 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
[   15.850776][    C0] RSP: 002b:00007fff652a8250 EFLAGS: 00000202 ORIG_RAX: 000000000000002a
[   15.850779][    C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f750764954e
[   15.850781][    C0] RDX: 0000000000000010 RSI: 00007fff652a82f0 RDI: 0000000000000005
[   15.850782][    C0] RBP: 00007fff652a8260 R08: 0000000000000000 R09: 0000000000000000
[   15.850782][    C0] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff652a8468


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