======================================
| [    9.358315][  T188] softirqs last disabled at (50199): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.358318][  T188] Preemption disabled at:
| [    9.358318][  T188] 0x0
| [    9.358329][  T188] Tainted: [W]=WARN
[    9.358330][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.358331][  T188] Call Trace:
[    9.358333][  T188]  <TASK>
[    9.358334][  T188]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.358341][  T188]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.358345][  T188]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.358350][  T188]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.358355][  T188]  __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))
[    9.358357][  T188]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.358363][  T188]  ? 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)
[    9.358366][  T188]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.358369][  T188]  put_chars (drivers/char/virtio_console.c:1176)
[    9.358371][  T188]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.358373][  T188]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.358378][  T188]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.358383][  T188]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.358389][  T188]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.358391][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.358393][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.358397][  T188]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.358401][  T188]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.358403][  T188]  ? 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))
[    9.358406][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.358408][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.358412][  T188]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.358416][  T188]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.358418][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.358423][  T188]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.358426][  T188]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.358428][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.358430][  T188]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.358434][  T188]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.358435][  T188]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.358439][  T188]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.358442][  T188]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.358446][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.358449][  T188]  _printk (kernel/printk/printk.c:2504)
[    9.358453][  T188]  ? snapshot_read.cold (user.c:?)
[    9.358456][  T188]  ? 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)
[    9.358459][  T188]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.358462][  T188]  ? 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)
[    9.358465][  T188]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.358469][  T188]  ? exit_notify (kernel/exit.c:780)
[    9.358471][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.358473][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.358477][  T188]  do_group_exit (kernel/exit.c:1151)
[    9.358480][  T188]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.358482][  T188]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.358484][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.358487][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.358490][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.358492][  T188] RIP: 0033:0x7efebb2131b8
[    9.358495][  T188] Code: Unable to access opcode bytes at 0x7efebb21318e.

Code starting with the faulting instruction
===========================================
[    9.358496][  T188] RSP: 002b:00007fff3b2457d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.358498][  T188] RAX: ffffffffffffffda RBX: 00007efebb343f88 RCX: 00007efebb2131b8
[    9.358500][  T188] RDX: 00007efebaf5dfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.358501][  T188] RBP: 00007fff3b245830 R08: 0000000000000000 R09: 0000000000008010
[    9.358501][  T188] R10: 00007fff3b2455f0 R11: 0000000000000246 R12: 0000000000000001
[    9.358502][  T188] R13: 0000000000000000 R14: 00007efebb342680 R15: 00007efebb343fa0
| [   10.382517][  T232] softirqs last disabled at (27411): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.382520][  T232] Preemption disabled at:
| [   10.382521][  T232] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.382530][  T232] Tainted: [W]=WARN
[   10.382531][  T232] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.382533][  T232] Call Trace:
[   10.382535][  T232]  <TASK>
[   10.382536][  T232]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.382542][  T232]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.382544][  T232]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.382549][  T232]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.382553][  T232]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.382558][  T232]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.382561][  T232]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.382567][  T232]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.382570][  T232]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.382573][  T232]  put_chars (drivers/char/virtio_console.c:1176)
[   10.382576][  T232]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.382577][  T232]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.382582][  T232]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.382585][  T232]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.382589][  T232]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.382592][  T232]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.382597][  T232]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.382599][  T232]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.382604][  T232]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.382608][  T232]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.382610][  T232]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.382613][  T232]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.382616][  T232]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.382619][  T232]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.382624][  T232]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.382625][  T232]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.382631][  T232]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.382633][  T232]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.382635][  T232]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.382638][  T232]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.382641][  T232]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.382643][  T232]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.382646][  T232]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.382650][  T232]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.382656][  T232]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   10.382659][  T232]  _printk (kernel/printk/printk.c:2504)
[   10.382663][  T232]  ? snapshot_read.cold (user.c:?)
[   10.382669][  T232]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   10.382672][  T232] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q
[   10.382675][  T232]  do_one_initcall (init/main.c:1357)
[   10.382678][  T232]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.382683][  T232]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.382686][  T232]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.382691][  T232]  do_init_module (kernel/module/main.c:3117)
[   10.382694][  T232]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.382699][  T232]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.382702][  T232]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.382706][  T232]  load_module (kernel/module/main.c:3593)
[   10.382713][  T232]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.382717][  T232]  ? __ia32_sys_fsconfig (??:?)
[   10.382721][  T232]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.382723][  T232]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.382727][  T232]  init_module_from_file (kernel/module/main.c:3790)
[   10.382730][  T232]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   10.382738][  T232]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.382742][  T232]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.382745][  T232]  idempotent_init_module (kernel/module/main.c:3802)
[   10.382751][  T232]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.382757][  T232]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.382760][  T232]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.382766][  T232]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.382768][  T232]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.382772][  T232]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.382774][  T232]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.382777][  T232]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.382779][  T232] RIP: 0033:0x7f3ce7fd837d
[   10.382783][  T232] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.382785][  T232] RSP: 002b:00007ffdd1b084e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.382787][  T232] RAX: ffffffffffffffda RBX: 0000564da347c810 RCX: 00007f3ce7fd837d
[   10.382789][  T232] RDX: 0000000000000000 RSI: 0000564d65cc4ffd RDI: 0000000000000000
[   10.382790][  T232] RBP: 00007ffdd1b08580 R08: 0000000000000000 R09: 0000000000000000
[   10.382791][  T232] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564d65cc4ffd
[   10.382792][  T232] R13: 0000564da347c960 R14: 0000000000040000 R15: 0000000000000000
| [   11.639178][  T280] softirqs last disabled at (26093): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.639180][  T280] Preemption disabled at:
| [   11.639181][  T280] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.639190][  T280] Tainted: [W]=WARN
[   11.639191][  T280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.639193][  T280] Call Trace:
[   11.639194][  T280]  <TASK>
[   11.639196][  T280]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.639202][  T280]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.639204][  T280]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.639209][  T280]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.639213][  T280]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.639218][  T280]  __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))
[   11.639221][  T280]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.639227][  T280]  ? 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)
[   11.639229][  T280]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.639233][  T280]  put_chars (drivers/char/virtio_console.c:1176)
[   11.639235][  T280]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   11.639237][  T280]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.639240][  T280]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.639243][  T280]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.639248][  T280]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.639250][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.639252][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.639257][  T280]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.639258][  T280]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.639261][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.639264][  T280]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.639268][  T280]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.639272][  T280]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.639274][  T280]  ? 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))
[   11.639277][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.639279][  T280]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.639283][  T280]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.639288][  T280]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.639290][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.639295][  T280]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.639298][  T280]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.639299][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.639302][  T280]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.639305][  T280]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.639307][  T280]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.639311][  T280]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.639315][  T280]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.639320][  T280]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   11.639324][  T280]  _printk (kernel/printk/printk.c:2504)
[   11.639327][  T280]  ? snapshot_read.cold (user.c:?)
[   11.639334][  T280]  ? 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)
[   11.639337][  T280] gre_init (gre.mod.c:?) gre
[   11.639339][  T280]  do_one_initcall (init/main.c:1357)
[   11.639342][  T280]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.639347][  T280]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.639350][  T280]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.639355][  T280]  do_init_module (kernel/module/main.c:3117)
[   11.639358][  T280]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.639362][  T280]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.639366][  T280]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.639370][  T280]  load_module (kernel/module/main.c:3593)
[   11.639377][  T280]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.639383][  T280]  ? backing_file_read_iter (fs/backing-file.c:211)
[   11.639386][  T280]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.639390][  T280]  init_module_from_file (kernel/module/main.c:3790)
[   11.639393][  T280]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.639401][  T280]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.639405][  T280]  ? 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)
[   11.639408][  T280]  idempotent_init_module (kernel/module/main.c:3802)
[   11.639412][  T280]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.639418][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.639420][  T280]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.639426][  T280]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.639429][  T280]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.639432][  T280]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.639434][  T280]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.639437][  T280]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.639439][  T280] RIP: 0033:0x7fd6ae1bf37d
[   11.639442][  T280] 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
[   11.639444][  T280] RSP: 002b:00007ffc182f1d68 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.639447][  T280] RAX: ffffffffffffffda RBX: 0000556cab190a40 RCX: 00007fd6ae1bf37d
[   11.639448][  T280] RDX: 0000000000000000 RSI: 0000556ca87b0ffd RDI: 0000000000000001
[   11.639449][  T280] RBP: 00007ffc182f1e00 R08: 0000000000000000 R09: 0000000000000000
[   11.639450][  T280] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556ca87b0ffd
[   11.639451][  T280] R13: 0000556cab190a00 R14: 0000000000040000 R15: 0000000000000000
| [   12.833335][  T320] softirqs last disabled at (20493): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.833338][  T320] Preemption disabled at:
| [   12.833338][  T320] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.833348][  T320] Tainted: [W]=WARN
[   12.833349][  T320] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.833350][  T320] Call Trace:
[   12.833352][  T320]  <TASK>
[   12.833353][  T320]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.833360][  T320]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.833362][  T320]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.833367][  T320]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.833371][  T320]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.833376][  T320]  __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))
[   12.833379][  T320]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.833385][  T320]  ? 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)
[   12.833388][  T320]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.833391][  T320]  put_chars (drivers/char/virtio_console.c:1176)
[   12.833393][  T320]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   12.833396][  T320]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.833399][  T320]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.833402][  T320]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.833407][  T320]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.833409][  T320]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.833411][  T320]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.833416][  T320]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.833417][  T320]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.833420][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.833424][  T320]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.833428][  T320]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.833432][  T320]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.833433][  T320]  ? 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))
[   12.833437][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.833439][  T320]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.833443][  T320]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.833447][  T320]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.833449][  T320]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.833455][  T320]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.833458][  T320]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.833460][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.833462][  T320]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.833466][  T320]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.833468][  T320]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.833471][  T320]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.833475][  T320]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.833481][  T320]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   12.833484][  T320]  _printk (kernel/printk/printk.c:2504)
[   12.833488][  T320]  ? snapshot_read.cold (user.c:?)
[   12.833494][  T320]  ? 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)
[   12.833497][  T320] gact_init_module (net/sched/act_gact.c:180) act_gact
[   12.833500][  T320]  do_one_initcall (init/main.c:1357)
[   12.833503][  T320]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.833507][  T320]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.833511][  T320]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.833516][  T320]  do_init_module (kernel/module/main.c:3117)
[   12.833519][  T320]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.833524][  T320]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.833527][  T320]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.833531][  T320]  load_module (kernel/module/main.c:3593)
[   12.833538][  T320]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.833542][  T320]  ? __ia32_sys_fsconfig (??:?)
[   12.833545][  T320]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   12.833549][  T320]  ? backing_file_read_iter (fs/backing-file.c:211)
[   12.833552][  T320]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.833556][  T320]  init_module_from_file (kernel/module/main.c:3790)
[   12.833559][  T320]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.833569][  T320]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.833573][  T320]  ? 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)
[   12.833576][  T320]  idempotent_init_module (kernel/module/main.c:3802)
[   12.833580][  T320]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.833586][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.833588][  T320]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.833594][  T320]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.833597][  T320]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.833600][  T320]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.833602][  T320]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.833605][  T320]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.833607][  T320] RIP: 0033:0x7f9829b8d37d
[   12.833611][  T320] 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
[   12.833613][  T320] RSP: 002b:00007ffe49118458 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.833615][  T320] RAX: ffffffffffffffda RBX: 000055ac54667810 RCX: 00007f9829b8d37d
[   12.833617][  T320] RDX: 0000000000000000 RSI: 000055ac1623dffd RDI: 0000000000000000
[   12.833618][  T320] RBP: 00007ffe491184f0 R08: 0000000000000000 R09: 0000000000000000
[   12.833619][  T320] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ac1623dffd
[   12.833620][  T320] R13: 000055ac54667960 R14: 0000000000040000 R15: 0000000000000000
| [   18.495954][  T353] softirqs last disabled at (24915): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   18.495957][  T353] Preemption disabled at:
| [   18.495957][  T353] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.495973][  T353] Tainted: [W]=WARN
[   18.495974][  T353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.495975][  T353] Call Trace:
[   18.495977][  T353]  <TASK>
[   18.495978][  T353]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.495984][  T353]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.495987][  T353]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.495991][  T353]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.495996][  T353]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.496001][  T353]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   18.496003][  T353]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.496009][  T353]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   18.496012][  T353]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.496015][  T353]  put_chars (drivers/char/virtio_console.c:1176)
[   18.496018][  T353]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.496019][  T353]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.496024][  T353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.496027][  T353]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.496031][  T353]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.496034][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.496039][  T353]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.496041][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.496046][  T353]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.496050][  T353]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.496052][  T353]  ? 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))
[   18.496055][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.496058][  T353]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.496062][  T353]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.496066][  T353]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.496068][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.496073][  T353]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.496075][  T353]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.496077][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.496080][  T353]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.496083][  T353]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.496085][  T353]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.496088][  T353]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.496093][  T353]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.496095][  T353]  ? netdev_run_todo (net/core/dev.c:11776)
[   18.496100][  T353]  ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred
[   18.496102][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.496106][  T353]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   18.496109][  T353]  _printk (kernel/printk/printk.c:2504)
[   18.496113][  T353]  ? snapshot_read.cold (user.c:?)
[   18.496115][  T353]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.496118][  T353]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   18.496119][  T353]  ? __up_write (kernel/locking/rwsem.c:1415)
[   18.496121][  T353]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[   18.496124][  T353]  ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417)
[   18.496127][  T353] mirred_init_module (net/sched/act_mirred.c:508) act_mirred
[   18.496130][  T353]  do_one_initcall (init/main.c:1357)
[   18.496133][  T353]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   18.496138][  T353]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   18.496141][  T353]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   18.496146][  T353]  do_init_module (kernel/module/main.c:3117)
[   18.496150][  T353]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.496154][  T353]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   18.496157][  T353]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   18.496161][  T353]  load_module (kernel/module/main.c:3593)
[   18.496174][  T353]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   18.496178][  T353]  ? __ia32_sys_fsconfig (??:?)
[   18.496182][  T353]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.496184][  T353]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.496188][  T353]  init_module_from_file (kernel/module/main.c:3790)
[   18.496191][  T353]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   18.496200][  T353]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.496203][  T353]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   18.496206][  T353]  idempotent_init_module (kernel/module/main.c:3802)
[   18.496210][  T353]  ? init_module_from_file (kernel/module/main.c:3791)
[   18.496216][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.496218][  T353]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   18.496225][  T353]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   18.496227][  T353]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.496230][  T353]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.496232][  T353]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.496235][  T353]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.496237][  T353] RIP: 0033:0x7f95ac21837d
[   18.496241][  T353] 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
[   18.496243][  T353] RSP: 002b:00007ffe2b0dbad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   18.496245][  T353] RAX: ffffffffffffffda RBX: 000055cb81573810 RCX: 00007f95ac21837d
[   18.496247][  T353] RDX: 0000000000000000 RSI: 000055cb6a8e0ffd RDI: 0000000000000000
[   18.496248][  T353] RBP: 00007ffe2b0dbb70 R08: 0000000000000000 R09: 0000000000000000
[   18.496249][  T353] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cb6a8e0ffd
[   18.496250][  T353] R13: 000055cb81573960 R14: 0000000000040000 R15: 0000000000000000
| [   28.042871][    C2] softirqs last disabled at (774907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   28.042873][    C2] Preemption disabled at:
| [   28.042874][    C2] 0x0
| [   28.042885][    C2] Tainted: [W]=WARN
[   28.042886][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.042888][    C2] Call Trace:
[   28.042890][    C2]  <IRQ>
[   28.042892][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.042898][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.042902][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.042905][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   28.042908][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.042912][    C2]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   28.042916][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.042919][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.042922][    C2]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.042924][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.042926][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   28.042928][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.042930][    C2]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   28.042933][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.042937][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.042938][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.042940][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.042942][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.042945][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.042947][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.042949][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.042950][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.042952][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   28.042954][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.042956][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.042959][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.042961][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.042962][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.042964][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.042966][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.042967][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.042969][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.042971][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.042973][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.042975][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.042977][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.042990][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.042991][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.042998][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.043004][    C2]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   28.043008][    C2]  _printk (kernel/printk/printk.c:2504)
[   28.043011][    C2]  ? snapshot_read.cold (user.c:?)
[   28.043013][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   28.043023][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.043025][    C2]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   28.043026][    C2]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   28.043029][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.043032][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.043034][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.043035][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.043038][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.043039][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.043046][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.043048][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.043049][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.043056][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.043057][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.043064][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.043070][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.043077][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   28.043080][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.043082][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.043085][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.043087][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.043089][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.043091][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.043093][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.043100][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.043102][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.043104][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.043107][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.043109][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.043110][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.043113][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.043115][    C2]  handle_softirqs (kernel/softirq.c:645)
[   28.043116][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.043118][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.043120][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.043122][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   28.043123][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.043126][    C2]  </IRQ>
[   28.043127][    C2]  <TASK>
[   28.043127][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.043129][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.043132][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.043135][    C2] 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
[   28.043137][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   28.043140][    C2] RAX: 00000000000bd2f9 RBX: ff11000001bec6c0 RCX: ffffffffa22f0307
[   28.043141][    C2] RDX: ff11000001bec6c0 RSI: ffffffffa5038b01 RDI: ffffffffa4a8d8e0
[   28.043142][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.043143][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   28.043144][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   28.043145][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.043149][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.043151][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   28.043152][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.043154][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   28.043156][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.043158][    C2]  ? 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)
[   28.043160][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.043162][    C2]  do_idle (kernel/sched/idle.c:355)
[   28.043164][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.043165][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   28.043167][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   28.043169][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   28.104242][    C2]
| [   28.104313][    C2]
| [   28.104313][    C2] stack backtrace:
| [   28.104539][    C2] Tainted: [W]=WARN
[   28.104540][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.104541][    C2] Call Trace:
[   28.104542][    C2]  <IRQ>
[   28.104543][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.104547][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   28.104550][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.104553][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.104555][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.104556][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.104559][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.104561][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.104568][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.104571][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.104573][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.104580][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.104582][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.104588][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.104595][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.104601][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   28.104603][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.104605][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.104609][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.104611][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.104613][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.104615][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.104617][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.104624][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.104626][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.104628][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.104631][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.104633][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.104635][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.104637][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.104639][    C2]  handle_softirqs (kernel/softirq.c:645)
[   28.104641][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.104643][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.104645][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.104646][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   28.104648][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.104650][    C2]  </IRQ>
[   28.104650][    C2]  <TASK>
[   28.104651][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.104653][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.104654][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.104656][    C2] 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
[   28.104658][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   28.104660][    C2] RAX: 00000000000bd2f9 RBX: ff11000001bec6c0 RCX: ffffffffa22f0307
[   28.104661][    C2] RDX: ff11000001bec6c0 RSI: ffffffffa5038b01 RDI: ffffffffa4a8d8e0
[   28.104662][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.104663][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   28.104663][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   28.104665][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.104667][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.104669][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   28.104671][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.104673][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   28.104674][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.104676][    C2]  ? 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)
[   28.104679][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.104681][    C2]  do_idle (kernel/sched/idle.c:355)
[   28.104682][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.104684][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   28.104685][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   28.104687][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   32.422381][   T46] softirqs last disabled at (57175): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   32.422383][   T46] Preemption disabled at:
| [   32.422384][   T46] 0x0
| [   32.422393][   T46] Tainted: [W]=WARN
[   32.422394][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.422396][   T46] Workqueue: events_unbound linkwatch_event
[   32.422401][   T46] Call Trace:
[   32.422403][   T46]  <TASK>
[   32.422404][   T46]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.422409][   T46]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.422413][   T46]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.422417][   T46]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.422420][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.422423][   T46]  __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))
[   32.422427][   T46]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.422429][   T46]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.422432][   T46]  ? 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)
[   32.422434][   T46]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.422436][   T46]  put_chars (drivers/char/virtio_console.c:1176)
[   32.422438][   T46]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.422440][   T46]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   32.422443][   T46]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   32.422445][   T46]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.422448][   T46]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.422450][   T46]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.422451][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.422453][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.422455][   T46]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.422457][   T46]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.422460][   T46]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.422462][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.422463][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.422465][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.422467][   T46]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.422469][   T46]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   32.422470][   T46]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.422473][   T46]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.422475][   T46]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.422477][   T46]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.422479][   T46]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.422481][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.422482][   T46]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.422484][   T46]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   32.422485][   T46]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   32.422487][   T46]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.422490][   T46]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.422492][   T46]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.422495][   T46]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.422498][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.422499][   T46]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.422502][   T46]  _printk (kernel/printk/printk.c:2504)
[   32.422506][   T46]  ? snapshot_read.cold (user.c:?)
[   32.422508][   T46]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.422509][   T46]  ? fib6_del (net/ipv6/ip6_fib.c:2069)
[   32.422514][   T46] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   32.422527][   T46] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   32.422535][   T46] br_port_carrier_check (net/bridge/br_if.c:95) bridge
[   32.422544][   T46] br_device_event (net/bridge/br.c:101) bridge
[   32.422552][   T46]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   32.422554][   T46]  ? addrconf_notify (net/ipv6/addrconf.c:3749)
[   32.422558][   T46]  notifier_call_chain (kernel/notifier.c:85)
[   32.422561][   T46]  netif_state_change (net/core/dev.c:1625)
[   32.422564][   T46]  ? dev_deactivate (net/sched/sch_generic.c:1429)
[   32.422567][   T46]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   32.422570][   T46]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   32.422571][   T46]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   32.422573][   T46]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   32.422575][   T46]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.422576][   T46]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   32.422581][   T46]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   32.422582][   T46]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   32.422584][   T46]  process_one_work (kernel/workqueue.c:3387)
[   32.422588][   T46]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   32.422590][   T46]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.422592][   T46]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.422594][   T46]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   32.422597][   T46]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   32.422599][   T46]  kthread (kernel/kthread.c:436)
[   32.422601][   T46]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.422602][   T46]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   32.422604][   T46]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.422607][   T46]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   32.422609][   T46]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.422612][   T46]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   32.422614][   T46]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.666011][   T61] softirqs last disabled at (115097): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   37.666013][   T61] Preemption disabled at:
| [   37.666014][   T61] 0x0
| [   37.666024][   T61] Tainted: [W]=WARN
[   37.666025][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.666027][   T61] Workqueue: events_unbound linkwatch_event
[   37.666033][   T61] Call Trace:
[   37.666034][   T61]  <TASK>
[   37.666036][   T61]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   37.666041][   T61]  __might_resched.cold (kernel/sched/core.c:9234)
[   37.666045][   T61]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   37.666048][   T61]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.666052][   T61]  __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))
[   37.666056][   T61]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.666059][   T61]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.666062][   T61]  ? 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)
[   37.666070][   T61]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.666072][   T61]  put_chars (drivers/char/virtio_console.c:1176)
[   37.666074][   T61]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   37.666076][   T61]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   37.666079][   T61]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   37.666082][   T61]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   37.666085][   T61]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.666087][   T61]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.666089][   T61]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.666091][   T61]  console_emit_next_record (kernel/printk/printk.c:3183)
[   37.666093][   T61]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   37.666095][   T61]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.666097][   T61]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.666098][   T61]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.666100][   T61]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.666102][   T61]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   37.666104][   T61]  console_flush_one_record (kernel/printk/printk.c:3268)
[   37.666106][   T61]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   37.666109][   T61]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   37.666110][   T61]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.666112][   T61]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   37.666113][   T61]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.666115][   T61]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   37.666117][   T61]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   37.666118][   T61]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   37.666120][   T61]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   37.666122][   T61]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   37.666124][   T61]  vprintk_emit (kernel/printk/printk.c:2479)
[   37.666127][   T61]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   37.666128][   T61]  ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180)
[   37.666130][   T61]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.666132][   T61]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.666134][   T61]  _printk (kernel/printk/printk.c:2504)
[   37.666137][   T61]  ? snapshot_read.cold (user.c:?)
[   37.666138][   T61]  ? netif_get_link_ksettings (net/ethtool/ioctl.c:450)
[   37.666142][   T61]  ? port_cost (net/bridge/br_if.c:40) bridge
[   37.666154][   T61]  ? br_multicast_flood (??:?) bridge
[   37.666162][   T61] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   37.666170][   T61] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   37.666178][   T61] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   37.666184][   T61] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   37.666191][   T61] br_device_event (net/bridge/br.c:101) bridge
[   37.666198][   T61]  ? fib6_ifdown (net/ipv6/route.c:4976)
[   37.666202][   T61]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   37.666204][   T61]  ? addrconf_notify (net/ipv6/addrconf.c:3764)
[   37.666208][   T61]  notifier_call_chain (kernel/notifier.c:85)
[   37.666211][   T61]  netif_state_change (net/core/dev.c:1625)
[   37.666214][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   37.666216][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   37.666218][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   37.666219][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.666221][   T61]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   37.666225][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   37.666227][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   37.666228][   T61]  process_one_work (kernel/workqueue.c:3387)
[   37.666232][   T61]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   37.666234][   T61]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.666236][   T61]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.666238][   T61]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   37.666240][   T61]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   37.666242][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   37.666244][   T61]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   37.666246][   T61]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   37.666247][   T61]  kthread (kernel/kthread.c:436)
[   37.666249][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.666251][   T61]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   37.666253][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.666256][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   37.666258][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   37.666261][   T61]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   37.666262][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.595411][   T61] softirqs last disabled at (115097): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   51.595413][   T61] Preemption disabled at:
| [   51.595414][   T61] 0x0
| [   51.595424][   T61] Tainted: [W]=WARN
[   51.595425][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.595427][   T61] Workqueue: events_unbound linkwatch_event
[   51.595433][   T61] Call Trace:
[   51.595435][   T61]  <TASK>
[   51.595437][   T61]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   51.595443][   T61]  __might_resched.cold (kernel/sched/core.c:9234)
[   51.595447][   T61]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   51.595450][   T61]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.595454][   T61]  __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))
[   51.595458][   T61]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.595461][   T61]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.595464][   T61]  ? 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)
[   51.595466][   T61]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.595468][   T61]  put_chars (drivers/char/virtio_console.c:1176)
[   51.595470][   T61]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   51.595472][   T61]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   51.595475][   T61]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   51.595477][   T61]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   51.595481][   T61]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   51.595482][   T61]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.595483][   T61]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.595485][   T61]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.595487][   T61]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.595489][   T61]  console_emit_next_record (kernel/printk/printk.c:3183)
[   51.595491][   T61]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   51.595493][   T61]  ? clockevents_program_event (kernel/time/clockevents.c:372)
[   51.595496][   T61]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.595498][   T61]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.595499][   T61]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.595501][   T61]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   51.595503][   T61]  console_flush_one_record (kernel/printk/printk.c:3268)
[   51.595505][   T61]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   51.595507][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.595510][   T61]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   51.595512][   T61]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   51.595515][   T61]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   51.595517][   T61]  vprintk_emit (kernel/printk/printk.c:2479)
[   51.595521][   T61]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   51.595523][   T61]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.595524][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.595526][   T61]  _printk (kernel/printk/printk.c:2504)
[   51.595530][   T61]  ? snapshot_read.cold (user.c:?)
[   51.595531][   T61]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.595533][   T61]  ? fib6_del (net/ipv6/ip6_fib.c:2069)
[   51.595538][   T61] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   51.595551][   T61] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   51.595559][   T61] br_port_carrier_check (net/bridge/br_if.c:95) bridge
[   51.595568][   T61] br_device_event (net/bridge/br.c:101) bridge
[   51.595577][   T61]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   51.595579][   T61]  ? addrconf_notify (net/ipv6/addrconf.c:3749)
[   51.595583][   T61]  notifier_call_chain (kernel/notifier.c:85)
[   51.595586][   T61]  netif_state_change (net/core/dev.c:1625)
[   51.595589][   T61]  ? dev_deactivate (net/sched/sch_generic.c:1429)
[   51.595592][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   51.595594][   T61]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   51.595595][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   51.595597][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   51.595599][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.595600][   T61]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   51.595604][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   51.595606][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   51.595608][   T61]  process_one_work (kernel/workqueue.c:3387)
[   51.595612][   T61]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   51.595613][   T61]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.595615][   T61]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.595618][   T61]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   51.595620][   T61]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   51.595622][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   51.595624][   T61]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   51.595625][   T61]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   51.595627][   T61]  kthread (kernel/kthread.c:436)
[   51.595629][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.595630][   T61]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   51.595632][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.595635][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   51.595636][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.595639][   T61]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   51.595641][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.817920][   T46] softirqs last disabled at (57175): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   56.817922][   T46] Preemption disabled at:
| [   56.817923][   T46] 0x0
| [   56.817933][   T46] Tainted: [W]=WARN
[   56.817934][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.817936][   T46] Workqueue: events_unbound linkwatch_event
[   56.817942][   T46] Call Trace:
[   56.817943][   T46]  <TASK>
[   56.817945][   T46]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   56.817950][   T46]  __might_resched.cold (kernel/sched/core.c:9234)
[   56.817954][   T46]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   56.817958][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.817962][   T46]  __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))
[   56.817965][   T46]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.817968][   T46]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.817972][   T46]  ? 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)
[   56.817974][   T46]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.817975][   T46]  put_chars (drivers/char/virtio_console.c:1176)
[   56.817978][   T46]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   56.817979][   T46]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   56.817983][   T46]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   56.817986][   T46]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   56.817989][   T46]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.817990][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.817992][   T46]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.817994][   T46]  console_emit_next_record (kernel/printk/printk.c:3183)
[   56.817997][   T46]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   56.817999][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.818001][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.818002][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.818004][   T46]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.818006][   T46]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   56.818008][   T46]  console_flush_one_record (kernel/printk/printk.c:3268)
[   56.818010][   T46]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   56.818013][   T46]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   56.818014][   T46]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.818016][   T46]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   56.818017][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.818019][   T46]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.818021][   T46]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   56.818022][   T46]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   56.818024][   T46]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   56.818026][   T46]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   56.818028][   T46]  vprintk_emit (kernel/printk/printk.c:2479)
[   56.818031][   T46]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   56.818032][   T46]  ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180)
[   56.818034][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.818036][   T46]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.818038][   T46]  _printk (kernel/printk/printk.c:2504)
[   56.818041][   T46]  ? snapshot_read.cold (user.c:?)
[   56.818043][   T46]  ? netif_get_link_ksettings (net/ethtool/ioctl.c:450)
[   56.818046][   T46]  ? port_cost (net/bridge/br_if.c:40) bridge
[   56.818059][   T46]  ? br_multicast_flood (??:?) bridge
[   56.818067][   T46] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   56.818075][   T46] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   56.818083][   T46] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   56.818089][   T46] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   56.818097][   T46] br_device_event (net/bridge/br.c:101) bridge
[   56.818103][   T46]  ? fib6_ifdown (net/ipv6/route.c:4976)
[   56.818107][   T46]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   56.818109][   T46]  ? addrconf_notify (net/ipv6/addrconf.c:3764)
[   56.818113][   T46]  notifier_call_chain (kernel/notifier.c:85)
[   56.818116][   T46]  netif_state_change (net/core/dev.c:1625)
[   56.818119][   T46]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   56.818122][   T46]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   56.818123][   T46]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   56.818125][   T46]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.818127][   T46]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   56.818131][   T46]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   56.818132][   T46]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   56.818134][   T46]  process_one_work (kernel/workqueue.c:3387)
[   56.818138][   T46]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   56.818140][   T46]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.818142][   T46]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.818144][   T46]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   56.818147][   T46]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   56.818148][   T46]  kthread (kernel/kthread.c:436)
[   56.818150][   T46]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.818153][   T46]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   56.818155][   T46]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.818158][   T46]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   56.818160][   T46]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.818169][   T46]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print