======================================
| [    9.731412][  T187] softirqs last disabled at (48294): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [    9.731415][  T187] Preemption disabled at:
| [    9.731416][  T187] 0x0
| [    9.731428][  T187] Tainted: [W]=WARN
[    9.731429][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.731432][  T187] Call Trace:
[    9.731434][  T187]  <TASK>
[    9.731436][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.731444][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.731450][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.731456][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.731463][  T187]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.731467][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.731475][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.731479][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.731484][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[    9.731488][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.731490][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.731497][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.731506][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.731516][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.731520][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.731523][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.731530][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.731536][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.731539][  T187]  ? 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))
[    9.731544][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.731547][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.731554][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.731561][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.731563][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.731573][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.731577][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.731580][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.731583][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.731590][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.731592][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.731598][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.731603][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.731609][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.731615][  T187]  _printk (kernel/printk/printk.c:2504)
[    9.731620][  T187]  ? snapshot_read.cold (user.c:?)
[    9.731625][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.731629][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.731635][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.731640][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.731645][  T187]  ? exit_notify (kernel/exit.c:780)
[    9.731648][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.731652][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.731659][  T187]  do_group_exit (kernel/exit.c:1151)
[    9.731664][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.731666][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.731669][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.731673][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.731678][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.731681][  T187] RIP: 0033:0x7f4c969a81b8
[    9.731684][  T187] Code: Unable to access opcode bytes at 0x7f4c969a818e.

Code starting with the faulting instruction
===========================================
[    9.731686][  T187] RSP: 002b:00007fffa21df188 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.731689][  T187] RAX: ffffffffffffffda RBX: 00007f4c96ad8f88 RCX: 00007f4c969a81b8
[    9.731691][  T187] RDX: 00007f4c966f2fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.731692][  T187] RBP: 00007fffa21df1e0 R08: 0000000000000000 R09: 0000000000008010
[    9.731694][  T187] R10: 00007fffa21defa0 R11: 0000000000000246 R12: 0000000000000001
[    9.731695][  T187] R13: 0000000000000000 R14: 00007f4c96ad7680 R15: 00007f4c96ad8fa0
| [   11.616317][  T249] softirqs last disabled at (20301): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.616320][  T249] Preemption disabled at:
| [   11.616320][  T249] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.616330][  T249] Tainted: [W]=WARN
[   11.616331][  T249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.616332][  T249] Call Trace:
[   11.616334][  T249]  <TASK>
[   11.616336][  T249]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.616342][  T249]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.616344][  T249]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.616348][  T249]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.616353][  T249]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.616358][  T249]  __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))
[   11.616361][  T249]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.616366][  T249]  ? 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)
[   11.616369][  T249]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.616372][  T249]  put_chars (drivers/char/virtio_console.c:1176)
[   11.616374][  T249]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   11.616377][  T249]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.616379][  T249]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.616383][  T249]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.616387][  T249]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.616389][  T249]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.616391][  T249]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.616396][  T249]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.616397][  T249]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.616400][  T249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.616403][  T249]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.616407][  T249]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.616411][  T249]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.616412][  T249]  ? 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))
[   11.616415][  T249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.616418][  T249]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.616421][  T249]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.616425][  T249]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.616427][  T249]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.616432][  T249]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.616435][  T249]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.616437][  T249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.616439][  T249]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.616442][  T249]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.616444][  T249]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.616447][  T249]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.616451][  T249]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.616456][  T249]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   11.616460][  T249]  _printk (kernel/printk/printk.c:2504)
[   11.616464][  T249]  ? snapshot_read.cold (user.c:?)
[   11.616469][  T249]  ? 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)
[   11.616473][  T249] gre_init (gre.mod.c:?) gre
[   11.616475][  T249]  do_one_initcall (init/main.c:1357)
[   11.616477][  T249]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.616482][  T249]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.616485][  T249]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.616490][  T249]  do_init_module (kernel/module/main.c:3117)
[   11.616494][  T249]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.616498][  T249]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.616501][  T249]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.616505][  T249]  load_module (kernel/module/main.c:3593)
[   11.616512][  T249]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.616517][  T249]  ? backing_file_read_iter (fs/backing-file.c:211)
[   11.616520][  T249]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.616524][  T249]  init_module_from_file (kernel/module/main.c:3790)
[   11.616527][  T249]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.616535][  T249]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.616538][  T249]  ? 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)
[   11.616541][  T249]  idempotent_init_module (kernel/module/main.c:3802)
[   11.616545][  T249]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.616550][  T249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.616553][  T249]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.616559][  T249]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.616561][  T249]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.616565][  T249]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.616566][  T249]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.616569][  T249]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.616572][  T249] RIP: 0033:0x7f189f9b937d
[   11.616575][  T249] 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
[   11.616577][  T249] RSP: 002b:00007ffd39ca8948 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.616579][  T249] RAX: ffffffffffffffda RBX: 0000564bcf6f0a40 RCX: 00007f189f9b937d
[   11.616581][  T249] RDX: 0000000000000000 RSI: 0000564bb0d24ffd RDI: 0000000000000001
[   11.616582][  T249] RBP: 00007ffd39ca89e0 R08: 0000000000000000 R09: 0000000000000000
[   11.616582][  T249] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564bb0d24ffd
[   11.616583][  T249] R13: 0000564bcf6f0a00 R14: 0000000000040000 R15: 0000000000000000
| [   12.108716][   T10]  #11: ffffffffa2289560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
| [   12.108722][   T10]
| [   12.108722][   T10] stack backtrace:
| [   12.108730][   T10] Tainted: [W]=WARN
[   12.108732][   T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.108734][   T10] Workqueue: mld mld_ifc_work
[   12.108738][   T10] Call Trace:
[   12.108740][   T10]  <TASK>
[   12.108743][   T10]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.108752][   T10]  lockdep_rcu_suspicious.cold (kernel/locking/lockdep.c:6938)
[   12.108761][   T10]  __might_resched (kernel/sched/core.c:9196 (discriminator 9))
[   12.108767][   T10]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.108772][   T10]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.108780][   T10]  __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))
[   12.108784][   T10]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.108793][   T10]  ? 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)
[   12.108797][   T10]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.108803][   T10]  put_chars (drivers/char/virtio_console.c:1176)
[   12.108806][   T10]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   12.108809][   T10]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.108815][   T10]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.108824][   T10]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.108836][   T10]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.108841][   T10]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.108846][   T10]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.108854][   T10]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.108861][   T10]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.108863][   T10]  ? 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))
[   12.108869][   T10]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.108873][   T10]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.108881][   T10]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.108889][   T10]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.108892][   T10]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.108903][   T10]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.108907][   T10]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.108910][   T10]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.108914][   T10]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.108921][   T10]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.108924][   T10]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.108930][   T10]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.108937][   T10]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.108942][   T10]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.108950][   T10]  _printk (kernel/printk/printk.c:2504)
[   12.108955][   T10]  ? snapshot_read.cold (user.c:?)
[   12.108958][   T10]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   12.108967][   T10]  ? idr_get_free (??:?)
[   12.108976][   T10] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) ip6_tunnel
[   12.108984][   T10] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:888) ip6_gre
[   12.108992][   T10]  ? __gre6_xmit (./include/linux/skbuff.h:2904) ip6_gre
[   12.108998][   T10]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.109003][   T10]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   12.109005][   T10]  ? netif_skb_features (net/core/dev.c:3793 net/core/dev.c:3922)
[   12.109010][   T10]  ? mark_lock_irq (kernel/locking/lockdep.c:4265 (discriminator 1) kernel/locking/lockdep.c:4314 (discriminator 1))
[   12.109012][   T10]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.109017][   T10]  ? skb_network_protocol (./include/linux/skbuff.h:2534)
[   12.109021][   T10]  ? save_trace (kernel/locking/lockdep.c:558 kernel/locking/lockdep.c:594)
[   12.109031][   T10]  dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953)
[   12.109037][   T10]  ? validate_xmit_skb_list (net/core/dev.c:4142)
[   12.109043][   T10]  sch_direct_xmit (net/sched/sch_generic.c:372)
[   12.109050][   T10]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.109054][   T10]  ? dequeue_skb (./include/trace/events/qdisc.h:14 (discriminator 19))
[   12.109058][   T10]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   12.109061][   T10]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.109064][   T10]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.109074][   T10]  __dev_xmit_skb (net/core/dev.c:4262)
[   12.109083][   T10]  ? alloc_netdev_dummy (net/core/dev.c:12327)
[   12.109086][   T10]  ? __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))
[   12.109091][   T10]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.109095][   T10]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.109103][   T10]  __dev_queue_xmit (net/core/dev.c:4884)
[   12.109107][   T10]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.109121][   T10]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.109124][   T10]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.109127][   T10]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   12.109150][   T10]  ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3))
[   12.109159][   T10]  ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269)
[   12.109162][   T10]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.109167][   T10]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.109173][   T10]  ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2))
[   12.109181][   T10]  ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221)
[   12.109189][   T10]  ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248)
[   12.109197][   T10]  ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1))
[   12.109199][   T10]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.109203][   T10]  ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049)
[   12.109207][   T10]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.109213][   T10]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   12.109217][   T10]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   12.109220][   T10]  ? icmp6_dst_alloc (net/ipv6/route.c:3364)
[   12.109227][   T10]  mld_sendpack (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) ./include/linux/netfilter.h:319 (discriminator 4) net/ipv6/mcast.c:1870 (discriminator 4))
[   12.109237][   T10]  ? mld_dad_start_work (net/ipv6/mcast.c:1133)
[   12.109250][   T10]  ? mld_send_cr (./include/linux/lockdep.h:249 net/ipv6/mcast.c:2148)
[   12.109258][   T10]  mld_ifc_work (net/ipv6/mcast.c:2711)
[   12.109262][   T10]  ? process_one_work (kernel/workqueue.c:3363 (discriminator 2))
[   12.109265][   T10]  process_one_work (kernel/workqueue.c:3387)
[   12.109278][   T10]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   12.109283][   T10]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.109298][   T10]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   12.109306][   T10]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   12.109310][   T10]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   12.109314][   T10]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   12.109319][   T10]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   12.109323][   T10]  kthread (kernel/kthread.c:436)
[   12.109325][   T10]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.109330][   T10]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   12.109335][   T10]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.109341][   T10]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   12.109348][   T10]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.109352][   T10]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   12.109357][   T10]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.766450][  T267] softirqs last disabled at (2046): __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))
| [   12.766452][  T267] Preemption disabled at:
| [   12.766453][  T267] __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))
| [   12.766462][  T267] Tainted: [W]=WARN
[   12.766463][  T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.766465][  T267] Workqueue: mld mld_ifc_work
[   12.766468][  T267] Call Trace:
[   12.766470][  T267]  <TASK>
[   12.766472][  T267]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.766478][  T267]  ? __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))
[   12.766480][  T267]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.766485][  T267]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.766490][  T267]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.766495][  T267]  __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))
[   12.766497][  T267]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.766503][  T267]  ? 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)
[   12.766506][  T267]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.766509][  T267]  put_chars (drivers/char/virtio_console.c:1176)
[   12.766512][  T267]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.766515][  T267]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.766520][  T267]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.766527][  T267]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.766529][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.766534][  T267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.766538][  T267]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.766542][  T267]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.766544][  T267]  ? 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))
[   12.766547][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.766549][  T267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.766553][  T267]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.766558][  T267]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.766559][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.766565][  T267]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.766568][  T267]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.766570][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.766572][  T267]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.766576][  T267]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.766578][  T267]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.766581][  T267]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.766585][  T267]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.766588][  T267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.766593][  T267]  _printk (kernel/printk/printk.c:2504)
[   12.766597][  T267]  ? snapshot_read.cold (user.c:?)
[   12.766599][  T267]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   12.766604][  T267]  ? idr_get_free (??:?)
[   12.766610][  T267] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) ip6_tunnel
[   12.766615][  T267] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:888) ip6_gre
[   12.766621][  T267]  ? __gre6_xmit (./include/linux/skbuff.h:2904) ip6_gre
[   12.766623][  T267]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.766625][  T267]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   12.766627][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.766630][  T267]  ? netif_skb_features (net/core/dev.c:3793 net/core/dev.c:3922)
[   12.766632][  T267]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.766634][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.766637][  T267]  ? skb_network_protocol (./include/linux/skbuff.h:2534)
[   12.766643][  T267]  dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953)
[   12.766647][  T267]  ? validate_xmit_skb_list (net/core/dev.c:4142)
[   12.766651][  T267]  sch_direct_xmit (net/sched/sch_generic.c:372)
[   12.766655][  T267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.766658][  T267]  ? dequeue_skb (./include/trace/events/qdisc.h:14 (discriminator 19))
[   12.766660][  T267]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   12.766662][  T267]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.766664][  T267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.766669][  T267]  __dev_xmit_skb (net/core/dev.c:4262)
[   12.766674][  T267]  ? alloc_netdev_dummy (net/core/dev.c:12327)
[   12.766675][  T267]  ? __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))
[   12.766678][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.766681][  T267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.766685][  T267]  __dev_queue_xmit (net/core/dev.c:4884)
[   12.766688][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.766692][  T267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.766694][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.766696][  T267]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   12.766708][  T267]  ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3))
[   12.766712][  T267]  ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269)
[   12.766714][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.766717][  T267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.766720][  T267]  ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2))
[   12.766725][  T267]  ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221)
[   12.766729][  T267]  ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248)
[   12.766732][  T267]  ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1))
[   12.766734][  T267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.766736][  T267]  ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049)
[   12.766739][  T267]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.766742][  T267]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   12.766745][  T267]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   12.766747][  T267]  ? icmp6_dst_alloc (net/ipv6/route.c:3364)
[   12.766751][  T267]  mld_sendpack (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) ./include/linux/netfilter.h:319 (discriminator 4) net/ipv6/mcast.c:1870 (discriminator 4))
[   12.766756][  T267]  ? mld_dad_start_work (net/ipv6/mcast.c:1133)
[   12.766762][  T267]  ? mld_send_cr (./include/linux/lockdep.h:249 net/ipv6/mcast.c:2148)
[   12.766767][  T267]  mld_ifc_work (net/ipv6/mcast.c:2711)
[   12.766769][  T267]  ? process_one_work (kernel/workqueue.c:3363 (discriminator 2))
[   12.766771][  T267]  process_one_work (kernel/workqueue.c:3387)
[   12.766777][  T267]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   12.766780][  T267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.766788][  T267]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   12.766792][  T267]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   12.766794][  T267]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   12.766797][  T267]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   12.766800][  T267]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   12.766802][  T267]  kthread (kernel/kthread.c:436)
[   12.766804][  T267]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.766807][  T267]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   12.766809][  T267]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.766813][  T267]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   12.766817][  T267]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.766820][  T267]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   12.766823][  T267]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.877254][   T12] softirqs last disabled at (17646): __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))
| [   13.877256][   T12] Preemption disabled at:
| [   13.877257][   T12] __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))
| [   13.877266][   T12] Tainted: [W]=WARN
[   13.877267][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.877269][   T12] Workqueue: ipv6_addrconf addrconf_dad_work
[   13.877273][   T12] Call Trace:
[   13.877275][   T12]  <TASK>
[   13.877277][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.877283][   T12]  ? __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))
[   13.877285][   T12]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.877289][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.877293][   T12]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.877299][   T12]  __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))
[   13.877301][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.877306][   T12]  ? 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)
[   13.877309][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.877313][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[   13.877316][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.877322][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.877329][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.877332][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.877336][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.877340][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.877342][   T12]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.877345][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.877350][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.877354][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.877358][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.877360][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.877366][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.877369][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.877370][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.877373][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.877377][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.877378][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.877382][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.877386][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.877389][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.877394][   T12]  _printk (kernel/printk/printk.c:2504)
[   13.877398][   T12]  ? snapshot_read.cold (user.c:?)
[   13.877400][   T12]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   13.877406][   T12]  ? idr_get_free (??:?)
[   13.877411][   T12] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) ip6_tunnel
[   13.877417][   T12] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:888) ip6_gre
[   13.877421][   T12]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.877424][   T12]  ? __gre6_xmit (./include/linux/skbuff.h:2904) ip6_gre
[   13.877428][   T12]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.877430][   T12]  ? netif_skb_features (net/core/dev.c:3793 net/core/dev.c:3922)
[   13.877432][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.877434][   T12]  ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924)
[   13.877437][   T12]  ? skb_network_protocol (./include/linux/skbuff.h:2534)
[   13.877439][   T12]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.877445][   T12]  dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953)
[   13.877447][   T12]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4407 (discriminator 17))
[   13.877450][   T12]  ? validate_xmit_skb_list (net/core/dev.c:4142)
[   13.877453][   T12]  sch_direct_xmit (net/sched/sch_generic.c:372)
[   13.877458][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.877461][   T12]  ? dequeue_skb (./include/trace/events/qdisc.h:14 (discriminator 19))
[   13.877463][   T12]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   13.877465][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.877470][   T12]  __dev_xmit_skb (net/core/dev.c:4262)
[   13.877473][   T12]  ? tc_run (net/core/dev.c:4444 (discriminator 6))
[   13.877476][   T12]  ? alloc_netdev_dummy (net/core/dev.c:12327)
[   13.877478][   T12]  ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461)
[   13.877481][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.877483][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.877487][   T12]  __dev_queue_xmit (net/core/dev.c:4884)
[   13.877495][   T12]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   13.877497][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.877499][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.877505][   T12]  ? neigh_hh_output (./include/net/neighbour.h:525)
[   13.877510][   T12]  ip6_finish_output2 (./include/net/neighbour.h:558 net/ipv6/ip6_output.c:138)
[   13.877515][   T12]  ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269)
[   13.877517][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.877520][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.877523][   T12]  ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2))
[   13.877527][   T12]  ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221)
[   13.877531][   T12]  ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248)
[   13.877534][   T12]  ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1))
[   13.877536][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.877538][   T12]  ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049)
[   13.877541][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.877544][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   13.877547][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   13.877549][   T12]  ? icmp6_dst_alloc (net/ipv6/route.c:3364)
[   13.877552][   T12]  mld_sendpack (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) ./include/linux/netfilter.h:319 (discriminator 4) net/ipv6/mcast.c:1870 (discriminator 4))
[   13.877557][   T12]  ? mld_dad_start_work (net/ipv6/mcast.c:1133)
[   13.877566][   T12]  ipv6_mc_dad_complete (net/ipv6/mcast.c:2296)
[   13.877569][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   13.877571][   T12]  addrconf_dad_completed (net/ipv6/addrconf.c:4376)
[   13.877574][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.877576][   T12]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4092 (discriminator 11))
[   13.877579][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.877581][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.877583][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.877587][   T12]  ? addrconf_dad_work (net/ipv6/addrconf.c:4304)
[   13.877589][   T12]  addrconf_dad_work (net/ipv6/addrconf.c:4304)
[   13.877593][   T12]  ? addrconf_dad_begin (net/ipv6/addrconf.c:4180)
[   13.877596][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.877598][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.877600][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.877602][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.877606][   T12]  process_one_work (kernel/workqueue.c:3387)
[   13.877613][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   13.877616][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.877624][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   13.877631][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   13.877633][   T12]  kthread (kernel/kthread.c:436)
[   13.877635][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.877638][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   13.877641][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.877645][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   13.877648][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.877652][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   13.877655][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.774697][    C1]
| [   17.774697][    C1]
| [   17.774697][    C1] stack backtrace:
| [   17.774703][    C1] Tainted: [W]=WARN
[   17.774704][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.774706][    C1] Call Trace:
[   17.774707][    C1]  <IRQ>
[   17.774710][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.774714][    C1]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   17.774716][    C1]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   17.774719][    C1]  mark_lock (kernel/locking/lockdep.c:4769)
[   17.774720][    C1]  mark_usage (kernel/locking/lockdep.c:4658)
[   17.774722][    C1]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   17.774724][    C1]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.774726][    C1]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   17.774728][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.774731][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.774733][    C1]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   17.774734][    C1]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   17.774736][    C1]  console_emit_next_record (kernel/printk/printk.c:3177)
[   17.774738][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.774739][    C1]  ? 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))
[   17.774741][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.774743][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.774745][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.774747][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.774749][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.774751][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.774753][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.774755][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.774756][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.774758][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.774760][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.774762][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.774764][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.774766][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.774768][    C1]  _printk (kernel/printk/printk.c:2504)
[   17.774770][    C1]  ? snapshot_read.cold (user.c:?)
[   17.774772][    C1]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   17.774775][    C1]  ? idr_get_free (??:?)
[   17.774777][    C1] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) ip6_tunnel
[   17.774780][    C1] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:888) ip6_gre
[   17.774781][    C1]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.774783][    C1]  ? __gre6_xmit (./include/linux/skbuff.h:2904) ip6_gre
[   17.774785][    C1]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.774786][    C1]  ? netif_skb_features (net/core/dev.c:3793 net/core/dev.c:3922)
[   17.774788][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.774789][    C1]  ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924)
[   17.774791][    C1]  ? skb_network_protocol (./include/linux/skbuff.h:2534)
[   17.774793][    C1]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.774795][    C1]  dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953)
[   17.774797][    C1]  ? validate_chain (kernel/locking/lockdep.c:154 (discriminator 5) kernel/locking/lockdep.c:202 (discriminator 5) kernel/locking/lockdep.c:3329 (discriminator 5) kernel/locking/lockdep.c:3924 (discriminator 5))
[   17.774798][    C1]  ? validate_xmit_skb_list (net/core/dev.c:4142)
[   17.774800][    C1]  sch_direct_xmit (net/sched/sch_generic.c:372)
[   17.774802][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.774803][    C1]  ? dequeue_skb (./include/trace/events/qdisc.h:14 (discriminator 19))
[   17.774805][    C1]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   17.774807][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.774809][    C1]  __dev_xmit_skb (net/core/dev.c:4262)
[   17.774810][    C1]  ? tc_run (net/core/dev.c:4444 (discriminator 6))
[   17.774812][    C1]  ? alloc_netdev_dummy (net/core/dev.c:12327)
[   17.774813][    C1]  ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461)
[   17.774815][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.774817][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.774818][    C1]  __dev_queue_xmit (net/core/dev.c:4884)
[   17.774821][    C1]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   17.774823][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.774824][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.774827][    C1]  ? neigh_hh_output (./include/net/neighbour.h:525)
[   17.774829][    C1]  ip6_finish_output2 (./include/net/neighbour.h:558 net/ipv6/ip6_output.c:138)
[   17.774831][    C1]  ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269)
[   17.774832][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.774834][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.774835][    C1]  ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2))
[   17.774837][    C1]  ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221)
[   17.774839][    C1]  ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248)
[   17.774841][    C1]  ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1))
[   17.774842][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.774843][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.774845][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.774846][    C1]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   17.774848][    C1]  ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4))
[   17.774851][    C1]  ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7))
[   17.774852][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   17.774855][    C1]  ? __ndisc_fill_addr_option (net/ipv6/ndisc.c:159)
[   17.774857][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   17.774859][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   17.774860][    C1]  addrconf_rs_timer (net/ipv6/addrconf.c:4073)
[   17.774863][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   17.774864][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.774866][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   17.774868][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   17.774870][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   17.774871][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   17.774875][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.774876][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.774878][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.774880][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   17.774882][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   17.774884][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   17.774886][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.774888][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.774890][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   17.774892][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   17.774894][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.774896][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.774898][    C1]  handle_softirqs (kernel/softirq.c:645)
[   17.774900][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.774901][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   17.774903][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   17.774905][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   17.774906][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   17.774908][    C1]  </IRQ>
[   17.774908][    C1]  <TASK>
[   17.774909][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.774910][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   17.774912][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   17.774915][    C1] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 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 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  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 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  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
[   17.774917][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282
[   17.774919][    C1] RAX: 00000000000907b3 RBX: ff11000001bea380 RCX: ffffffff9f0f0307
[   17.774920][    C1] RDX: ff11000001bea380 RSI: ffffffffa1e38b01 RDI: ffffffffa188d8e0
[   17.774921][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   17.774922][    C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3
[   17.774923][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   17.774924][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   17.774926][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   17.774928][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   17.774929][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   17.774931][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   17.774932][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   17.774934][    C1]  ? trace_sched_exit_tp (./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/sched.h:886)
[   17.774936][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.774938][    C1]  do_idle (kernel/sched/idle.c:355)
[   17.774940][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   17.774941][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   17.774942][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   17.774944][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   17.774962][    C1] softirqs last disabled at (591797): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   17.774964][    C1] Preemption disabled at:
| [   17.774965][    C1] 0x0
| [   17.774969][    C1] Tainted: [W]=WARN
[   17.774970][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.774971][    C1] Call Trace:
[   17.774971][    C1]  <IRQ>
[   17.774972][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.774974][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.774977][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.774979][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.774981][    C1]  __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))
[   17.774983][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.774985][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.774986][    C1]  ? 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)
[   17.774988][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.774990][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[   17.774992][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.774993][    C1]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   17.774995][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.774997][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5208)
[   17.774999][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.775000][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.775002][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.775003][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.775005][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.775007][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.775009][    C1]  ? 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))
[   17.775011][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.775013][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.775014][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.775017][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.775018][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.775020][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.775022][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.775024][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.775026][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.775027][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.775029][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.775031][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.775033][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.775035][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.775037][    C1]  _printk (kernel/printk/printk.c:2504)
[   17.775039][    C1]  ? snapshot_read.cold (user.c:?)
[   17.775040][    C1]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   17.775042][    C1]  ? idr_get_free (??:?)
[   17.775045][    C1] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) ip6_tunnel
[   17.775047][    C1] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:888) ip6_gre
[   17.775049][    C1]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.775051][    C1]  ? __gre6_xmit (./include/linux/skbuff.h:2904) ip6_gre
[   17.775052][    C1]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.775054][    C1]  ? netif_skb_features (net/core/dev.c:3793 net/core/dev.c:3922)
[   17.775055][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.775057][    C1]  ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924)
[   17.775058][    C1]  ? skb_network_protocol (./include/linux/skbuff.h:2534)
[   17.775060][    C1]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.775062][    C1]  dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953)
[   17.775064][    C1]  ? validate_chain (kernel/locking/lockdep.c:154 (discriminator 5) kernel/locking/lockdep.c:202 (discriminator 5) kernel/locking/lockdep.c:3329 (discriminator 5) kernel/locking/lockdep.c:3924 (discriminator 5))
[   17.775065][    C1]  ? validate_xmit_skb_list (net/core/dev.c:4142)
[   17.775067][    C1]  sch_direct_xmit (net/sched/sch_generic.c:372)
[   17.775069][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.775071][    C1]  ? dequeue_skb (./include/trace/events/qdisc.h:14 (discriminator 19))
[   17.775072][    C1]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   17.775074][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.775076][    C1]  __dev_xmit_skb (net/core/dev.c:4262)
[   17.775077][    C1]  ? tc_run (net/core/dev.c:4444 (discriminator 6))
[   17.775079][    C1]  ? alloc_netdev_dummy (net/core/dev.c:12327)
[   17.775080][    C1]  ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461)
[   17.775081][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.775083][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.775085][    C1]  __dev_queue_xmit (net/core/dev.c:4884)
[   17.775088][    C1]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   17.775089][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.775091][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.775093][    C1]  ? neigh_hh_output (./include/net/neighbour.h:525)
[   17.775095][    C1]  ip6_finish_output2 (./include/net/neighbour.h:558 net/ipv6/ip6_output.c:138)
[   17.775097][    C1]  ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269)
[   17.775098][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.775099][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.775101][    C1]  ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2))
[   17.775103][    C1]  ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221)
[   17.775105][    C1]  ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248)
[   17.775106][    C1]  ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1))
[   17.775108][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.775109][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.775110][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.775112][    C1]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[   17.775114][    C1]  ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4))
[   17.775116][    C1]  ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7))
[   17.775118][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   17.775120][    C1]  ? __ndisc_fill_addr_option (net/ipv6/ndisc.c:159)
[   17.775122][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   17.775124][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   17.775126][    C1]  addrconf_rs_timer (net/ipv6/addrconf.c:4073)
[   17.775128][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   17.775129][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.775137][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   17.775139][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   17.775141][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   17.775142][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   17.775144][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.775145][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.775147][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.775149][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   17.775151][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   17.775153][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   17.775155][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.775157][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.775159][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   17.775161][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   17.775163][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.775164][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.775166][    C1]  handle_softirqs (kernel/softirq.c:645)
[   17.775168][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.775169][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   17.775171][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   17.775172][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   17.775174][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   17.775175][    C1]  </IRQ>
[   17.775176][    C1]  <TASK>
[   17.775176][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.775178][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   17.775179][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   17.775181][    C1] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 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 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  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 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  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
[   17.775182][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282
[   17.775183][    C1] RAX: 00000000000907b3 RBX: ff11000001bea380 RCX: ffffffff9f0f0307
[   17.775184][    C1] RDX: ff11000001bea380 RSI: ffffffffa1e38b01 RDI: ffffffffa188d8e0
[   17.775185][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   17.775186][    C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3
[   17.775186][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   17.775188][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   17.775190][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   17.775191][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   17.775193][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   17.775198][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   17.775199][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   17.775200][    C1]  ? trace_sched_exit_tp (./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/sched.h:886)
[   17.775202][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.775204][    C1]  do_idle (kernel/sched/idle.c:355)
[   17.775205][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   17.775207][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   17.775208][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   17.775210][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   25.454383][    C1] softirqs last disabled at (591797): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   25.454386][    C1] Preemption disabled at:
| [   25.454386][    C1] 0x0
| [   25.454398][    C1] Tainted: [W]=WARN
[   25.454398][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.454400][    C1] Call Trace:
[   25.454402][    C1]  <IRQ>
[   25.454404][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.454411][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.454415][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.454418][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454422][    C1]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   25.454426][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.454428][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.454432][    C1]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.454434][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.454436][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[   25.454438][    C1]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   25.454439][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.454441][    C1]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   25.454444][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.454447][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.454448][    C1]  ? 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)
[   25.454450][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.454451][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454453][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454455][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.454457][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.454459][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.454461][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454463][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454465][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454466][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.454468][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   25.454470][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.454472][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.454475][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.454477][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.454478][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.454480][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454482][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   25.454483][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.454485][    C1]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   25.454487][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.454488][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.454490][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.454494][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.454496][    C1]  ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123)
[   25.454498][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454499][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.454501][    C1]  _printk (kernel/printk/printk.c:2504)
[   25.454504][    C1]  ? snapshot_read.cold (user.c:?)
[   25.454506][    C1]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   25.454510][    C1]  ? __ipv6_chk_addr_and_flags (./include/linux/rcupdate.h:850 net/ipv6/addrconf.c:1996)
[   25.454514][    C1]  ? idr_get_free (??:?)
[   25.454516][    C1]  ? 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)
[   25.454519][    C1] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) ip6_tunnel
[   25.454524][    C1] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:888) ip6_gre
[   25.454528][    C1]  ? __gre6_xmit (./include/linux/skbuff.h:2904) ip6_gre
[   25.454530][    C1]  ? sock_def_readable (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/sock.c:3663 (discriminator 2))
[   25.454533][    C1]  ? packet_rcv (net/packet/af_packet.c:2231)
[   25.454536][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454538][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   25.454540][    C1]  ? dev_queue_xmit_nit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/dev.c:2636 (discriminator 2))
[   25.454543][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.454544][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454546][    C1]  ? get_stack_info_noinstr (arch/x86/kernel/dumpstack_64.c:173)
[   25.454549][    C1]  dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953)
[   25.454551][    C1]  ? validate_xmit_skb_list (net/core/dev.c:4142)
[   25.454553][    C1]  sch_direct_xmit (net/sched/sch_generic.c:372)
[   25.454556][    C1]  ? get_stack_info_noinstr (arch/x86/kernel/dumpstack_64.c:173)
[   25.454557][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454559][    C1]  ? dequeue_skb (./include/trace/events/qdisc.h:14 (discriminator 19))
[   25.454561][    C1]  ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123)
[   25.454562][    C1]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   25.454564][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.454566][    C1]  __dev_xmit_skb (net/core/dev.c:4262)
[   25.454568][    C1]  ? tc_run (net/core/dev.c:4444 (discriminator 4))
[   25.454570][    C1]  ? alloc_netdev_dummy (net/core/dev.c:12327)
[   25.454571][    C1]  ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461)
[   25.454573][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454574][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.454576][    C1]  __dev_queue_xmit (net/core/dev.c:4884)
[   25.454579][    C1]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   25.454581][    C1]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4073)
[   25.454583][    C1]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   25.454586][    C1]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   25.454589][    C1]  ? neigh_hh_output (./include/net/neighbour.h:525)
[   25.454592][    C1]  ip6_finish_output2 (./include/net/neighbour.h:558 net/ipv6/ip6_output.c:138)
[   25.454594][    C1]  ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269)
[   25.454596][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454597][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.454599][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454601][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   25.454602][    C1]  ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221)
[   25.454604][    C1]  ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248)
[   25.454606][    C1]  ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1))
[   25.454608][    C1]  ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049)
[   25.454610][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454612][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.454613][    C1]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   25.454615][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454616][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   25.454617][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.454619][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454621][    C1]  ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4))
[   25.454624][    C1]  ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7))
[   25.454627][    C1]  ? __ndisc_fill_addr_option (net/ipv6/ndisc.c:159)
[   25.454629][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   25.454631][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   25.454633][    C1]  addrconf_rs_timer (net/ipv6/addrconf.c:4073)
[   25.454635][    C1]  ? 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)
[   25.454637][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   25.454638][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454640][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.454642][    C1]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.454643][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   25.454645][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   25.454647][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   25.454649][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   25.454653][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454655][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   25.454657][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   25.454659][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   25.454661][    C1]  ? 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)
[   25.454664][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.454666][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   25.454668][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   25.454670][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.454671][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454673][    C1]  handle_softirqs (kernel/softirq.c:645)
[   25.454675][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   25.454676][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454678][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   25.454680][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   25.454681][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   25.454683][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   25.454685][    C1]  </IRQ>
[   25.454685][    C1]  <TASK>
[   25.454686][    C1]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   25.454688][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   25.454691][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   25.454694][    C1] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 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 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  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 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  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
[   25.454695][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000246
[   25.454699][    C1] RAX: 0000000000000001 RBX: ff11000001bea380 RCX: 0000000000000001
[   25.454700][    C1] RDX: 0000000000000001 RSI: ffffffffa188d860 RDI: ffffffff9f0f0307
[   25.454701][    C1] RBP: 0000000000000000 R08: ffffffffa1580421 R09: 1fe2200006a563a2
[   25.454702][    C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc3
[   25.454702][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   25.454704][    C1]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   25.454706][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   25.454709][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   25.454711][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   25.454712][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   25.454714][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   25.454716][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   25.454718][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.454720][    C1]  do_idle (kernel/sched/idle.c:355)
[   25.454722][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   25.454723][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   25.454725][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   25.454727][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   40.302367][    C1] softirqs last disabled at (591797): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   40.302369][    C1] Preemption disabled at:
| [   40.302370][    C1] 0x0
| [   40.302381][    C1] Tainted: [W]=WARN
[   40.302382][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.302383][    C1] Call Trace:
[   40.302385][    C1]  <IRQ>
[   40.302388][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   40.302393][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[   40.302397][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   40.302400][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302404][    C1]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   40.302408][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   40.302410][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.302414][    C1]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   40.302416][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.302418][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[   40.302419][    C1]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   40.302421][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   40.302423][    C1]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   40.302425][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   40.302428][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   40.302429][    C1]  ? 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)
[   40.302431][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   40.302432][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302434][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302436][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.302438][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[   40.302441][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   40.302442][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302444][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302446][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302447][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.302449][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   40.302451][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   40.302453][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   40.302456][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   40.302457][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.302459][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   40.302460][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302462][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.302463][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   40.302465][    C1]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   40.302467][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   40.302468][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   40.302470][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   40.302474][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   40.302476][    C1]  ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123)
[   40.302477][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302479][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.302481][    C1]  _printk (kernel/printk/printk.c:2504)
[   40.302484][    C1]  ? snapshot_read.cold (user.c:?)
[   40.302486][    C1]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   40.302490][    C1]  ? __ipv6_chk_addr_and_flags (./include/linux/rcupdate.h:850 net/ipv6/addrconf.c:1996)
[   40.302493][    C1]  ? idr_get_free (??:?)
[   40.302495][    C1]  ? 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)
[   40.302499][    C1] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) ip6_tunnel
[   40.302504][    C1] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:888) ip6_gre
[   40.302508][    C1]  ? __gre6_xmit (./include/linux/skbuff.h:2904) ip6_gre
[   40.302509][    C1]  ? sock_def_readable (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/sock.c:3663 (discriminator 2))
[   40.302513][    C1]  ? packet_rcv (net/packet/af_packet.c:2231)
[   40.302516][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302518][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.302519][    C1]  ? dev_queue_xmit_nit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/dev.c:2636 (discriminator 2))
[   40.302522][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.302523][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302525][    C1]  ? get_stack_info_noinstr (arch/x86/kernel/dumpstack_64.c:173)
[   40.302527][    C1]  dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953)
[   40.302530][    C1]  ? validate_xmit_skb_list (net/core/dev.c:4142)
[   40.302532][    C1]  sch_direct_xmit (net/sched/sch_generic.c:372)
[   40.302534][    C1]  ? get_stack_info_noinstr (arch/x86/kernel/dumpstack_64.c:173)
[   40.302535][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302537][    C1]  ? dequeue_skb (./include/trace/events/qdisc.h:14 (discriminator 19))
[   40.302539][    C1]  ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123)
[   40.302540][    C1]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   40.302542][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.302544][    C1]  __dev_xmit_skb (net/core/dev.c:4262)
[   40.302546][    C1]  ? tc_run (net/core/dev.c:4444 (discriminator 4))
[   40.302547][    C1]  ? alloc_netdev_dummy (net/core/dev.c:12327)
[   40.302549][    C1]  ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461)
[   40.302550][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302552][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.302554][    C1]  __dev_queue_xmit (net/core/dev.c:4884)
[   40.302556][    C1]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   40.302559][    C1]  ? addrconf_rs_timer (net/ipv6/addrconf.c:4073)
[   40.302560][    C1]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   40.302563][    C1]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   40.302566][    C1]  ? neigh_hh_output (./include/net/neighbour.h:525)
[   40.302568][    C1]  ip6_finish_output2 (./include/net/neighbour.h:558 net/ipv6/ip6_output.c:138)
[   40.302571][    C1]  ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269)
[   40.302572][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302574][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.302575][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302577][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.302579][    C1]  ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221)
[   40.302581][    C1]  ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248)
[   40.302583][    C1]  ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1))
[   40.302584][    C1]  ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049)
[   40.302587][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302588][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.302590][    C1]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   40.302591][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302592][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   40.302593][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.302595][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302597][    C1]  ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4))
[   40.302600][    C1]  ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7))
[   40.302603][    C1]  ? __ndisc_fill_addr_option (net/ipv6/ndisc.c:159)
[   40.302605][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   40.302607][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   40.302608][    C1]  addrconf_rs_timer (net/ipv6/addrconf.c:4073)
[   40.302610][    C1]  ? 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)
[   40.302612][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   40.302614][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302615][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.302617][    C1]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   40.302618][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   40.302620][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   40.302622][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   40.302624][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   40.302628][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302630][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   40.302631][    C1]  ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4))
[   40.302634][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   40.302636][    C1]  ? 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)
[   40.302638][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   40.302640][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   40.302642][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   40.302644][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.302645][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302647][    C1]  handle_softirqs (kernel/softirq.c:645)
[   40.302649][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   40.302650][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302652][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.302654][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   40.302655][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   40.302657][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   40.302659][    C1]  </IRQ>
[   40.302659][    C1]  <TASK>
[   40.302660][    C1]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   40.302662][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   40.302665][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   40.302668][    C1] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 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 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  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 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  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
[   40.302669][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000246
[   40.302673][    C1] RAX: 0000000000000001 RBX: ff11000001bea380 RCX: 0000000000000001
[   40.302674][    C1] RDX: 0000000000000001 RSI: ffffffffa188d860 RDI: ffffffff9f0f0307
[   40.302675][    C1] RBP: 0000000000000000 R08: ffffffffa1580421 R09: 1fe2200006a563a2
[   40.302676][    C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc3
[   40.302676][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   40.302678][    C1]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   40.302680][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   40.302682][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   40.302684][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   40.302686][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   40.302687][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   40.302689][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   40.302691][    C1]  ? trace_sched_exit_tp (./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/sched.h:886)
[   40.302693][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302695][    C1]  do_idle (kernel/sched/idle.c:355)
[   40.302696][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   40.302698][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   40.302700][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   40.302701][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   45.184791][  T526] softirqs last disabled at (0): 0x0
| [   45.184793][  T526] Preemption disabled at:
| [   45.184794][  T526] 0x0
| [   45.184802][  T526] Tainted: [W]=WARN
[   45.184803][  T526] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.184804][  T526] Call Trace:
[   45.184806][  T526]  <TASK>
[   45.184807][  T526]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.184812][  T526]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.184816][  T526]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.184820][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.184824][  T526]  __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))
[   45.184827][  T526]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.184830][  T526]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.184834][  T526]  ? 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)
[   45.184835][  T526]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.184837][  T526]  put_chars (drivers/char/virtio_console.c:1176)
[   45.184839][  T526]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.184840][  T526]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   45.184844][  T526]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.184847][  T526]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.184850][  T526]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.184852][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.184853][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.184855][  T526]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.184858][  T526]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.184860][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.184862][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.184863][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.184865][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.184867][  T526]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   45.184868][  T526]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.184871][  T526]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.184873][  T526]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.184875][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.184876][  T526]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.184878][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.184880][  T526]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.184881][  T526]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   45.184882][  T526]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   45.184884][  T526]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.184886][  T526]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.184888][  T526]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.184890][  T526]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.184892][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.184894][  T526]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.184896][  T526]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   45.184898][  T526]  _printk (kernel/printk/printk.c:2504)
[   45.184901][  T526]  ? snapshot_read.cold (user.c:?)
[   45.184903][  T526]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   45.184908][  T526] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   45.184921][  T526] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   45.184929][  T526] br_device_event (net/bridge/br.c:111) bridge
[   45.184937][  T526]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   45.184940][  T526]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   45.184943][  T526]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   45.184946][  T526]  notifier_call_chain (kernel/notifier.c:85)
[   45.184949][  T526]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   45.184953][  T526]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.184955][  T526]  ? netif_change_name (net/core/dev.c:1517)
[   45.184957][  T526]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   45.184959][  T526]  ? __kernel_text_address (kernel/extable.c:79)
[   45.184961][  T526]  ? write_profile (profile.c:?)
[   45.184963][  T526]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.184966][  T526]  netif_change_flags (net/core/dev.c:9882)
[   45.184968][  T526]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   45.184971][  T526]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   45.184972][  T526]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.184973][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.184975][  T526]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.184979][  T526]  ? kasan_save_stack (mm/kasan/common.c:58)
[   45.184982][  T526]  ? kasan_save_stack (mm/kasan/common.c:57)
[   45.184983][  T526]  ? kasan_save_track (mm/kasan/common.c:78)
[   45.184984][  T526]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   45.184986][  T526]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   45.184988][  T526]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   45.184989][  T526]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.184990][  T526]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.184992][  T526]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.184993][  T526]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.184995][  T526]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.184997][  T526]  ? ___sys_sendmsg (net/socket.c:2767)
[   45.184998][  T526]  ? __sys_sendmsg (net/socket.c:2799)
[   45.185000][  T526]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.185002][  T526]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.185005][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.185006][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.185008][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.185009][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.185011][  T526]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.185014][  T526]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   45.185016][  T526]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.185017][  T526]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.185018][  T526]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.185020][  T526]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   45.185022][  T526]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   45.185024][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.185026][  T526]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.185027][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.185029][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.185031][  T526]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   45.185034][  T526]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   45.185035][  T526]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   45.185037][  T526]  ? __kernel_text_address (kernel/extable.c:79)
[   45.185038][  T526]  ? write_profile (profile.c:?)
[   45.185039][  T526]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.185040][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.185042][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.185044][  T526]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   45.185047][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.185049][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.185050][  T526]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.185052][  T526]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.185053][  T526]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.185054][  T526]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.185056][  T526]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.185058][  T526]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.185060][  T526]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.185061][  T526]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.185062][  T526]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.185064][  T526]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   45.185066][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.185068][  T526]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.185070][  T526]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.185071][  T526]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.185073][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.185075][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.185076][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.185078][  T526]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.185080][  T526]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.185082][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.185083][  T526]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.185085][  T526]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.185086][  T526]  ? copy_msghdr_from_user (net/socket.c:2650)
[   45.185088][  T526]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   45.185090][  T526]  ? move_addr_to_kernel (net/socket.c:258)
[   45.185092][  T526]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.185096][  T526]  ___sys_sendmsg (net/socket.c:2767)
[   45.185098][  T526]  ? copy_msghdr_from_user (net/socket.c:2619)
[   45.185104][  T526]  __sys_sendmsg (net/socket.c:2799)
[   45.185106][  T526]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   45.185109][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.185111][  T526]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.185112][  T526]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.185114][  T526]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.185116][  T526] RIP: 0033:0x7f2059a9e54e
[   45.185118][  T526] 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
[   45.185119][  T526] RSP: 002b:00007ffc50a74df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.185123][  T526] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2059a9e54e
[   45.185124][  T526] RDX: 0000000000000000 RSI: 00007ffc50a74ea0 RDI: 0000000000000005
[   45.185125][  T526] RBP: 00007ffc50a74e00 R08: 0000000000000000 R09: 0000000000000000
[   45.185126][  T526] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d87


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