======================================
| [   16.429544][  T251] softirqs last disabled at (22011): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   16.429547][  T251] Preemption disabled at:
| [   16.429548][  T251] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.429558][  T251] Tainted: [W]=WARN
[   16.429558][  T251] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.429560][  T251] Call Trace:
[   16.429562][  T251]  <TASK>
[   16.429563][  T251]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.429569][  T251]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.429571][  T251]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.429576][  T251]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.429579][  T251]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.429585][  T251]  __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))
[   16.429587][  T251]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.429593][  T251]  ? 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)
[   16.429596][  T251]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.429599][  T251]  put_chars (drivers/char/virtio_console.c:1176)
[   16.429601][  T251]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   16.429603][  T251]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.429606][  T251]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.429609][  T251]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.429613][  T251]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.429616][  T251]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.429618][  T251]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.429622][  T251]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.429623][  T251]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   16.429627][  T251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.429630][  T251]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.429634][  T251]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.429638][  T251]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.429639][  T251]  ? 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))
[   16.429643][  T251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.429645][  T251]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.429649][  T251]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.429653][  T251]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.429655][  T251]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.429660][  T251]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.429663][  T251]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.429665][  T251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.429667][  T251]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.429671][  T251]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.429672][  T251]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.429676][  T251]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.429680][  T251]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.429685][  T251]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[   16.429688][  T251]  _printk (kernel/printk/printk.c:2504)
[   16.429692][  T251]  ? snapshot_read.cold (user.c:?)
[   16.429698][  T251]  ? 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)
[   16.429701][  T251] gact_init_module (net/sched/act_gact.c:180) act_gact
[   16.429704][  T251]  do_one_initcall (init/main.c:1357)
[   16.429706][  T251]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   16.429711][  T251]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   16.429714][  T251]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   16.429719][  T251]  do_init_module (kernel/module/main.c:3117)
[   16.429722][  T251]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   16.429727][  T251]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   16.429730][  T251]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   16.429734][  T251]  load_module (kernel/module/main.c:3593)
[   16.429741][  T251]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   16.429745][  T251]  ? __ia32_sys_fsconfig (??:?)
[   16.429748][  T251]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   16.429752][  T251]  ? backing_file_read_iter (fs/backing-file.c:211)
[   16.429755][  T251]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.429759][  T251]  init_module_from_file (kernel/module/main.c:3790)
[   16.429762][  T251]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   16.429770][  T251]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   16.429774][  T251]  ? 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)
[   16.429777][  T251]  idempotent_init_module (kernel/module/main.c:3802)
[   16.429780][  T251]  ? init_module_from_file (kernel/module/main.c:3791)
[   16.429787][  T251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.429789][  T251]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   16.429795][  T251]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   16.429797][  T251]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.429806][  T251]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.429808][  T251]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.429810][  T251]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.429813][  T251] RIP: 0033:0x7fc40068237d
[   16.429816][  T251] 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
[   16.429818][  T251] RSP: 002b:00007ffc75069878 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   16.429821][  T251] RAX: ffffffffffffffda RBX: 0000563dd5385810 RCX: 00007fc40068237d
[   16.429822][  T251] RDX: 0000000000000000 RSI: 0000563db6492ffd RDI: 0000000000000000
[   16.429823][  T251] RBP: 00007ffc75069910 R08: 0000000000000000 R09: 0000000000000000
[   16.429824][  T251] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563db6492ffd
[   16.429825][  T251] R13: 0000563dd5385960 R14: 0000000000040000 R15: 0000000000000000
| [   27.393267][ T1187] softirqs last disabled at (33479): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   27.393270][ T1187] Preemption disabled at:
| [   27.393270][ T1187] vprintk_emit (kernel/printk/printk.c:2471)
| [   27.393280][ T1187] Tainted: [W]=WARN
[   27.393281][ T1187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.393283][ T1187] Call Trace:
[   27.393284][ T1187]  <TASK>
[   27.393286][ T1187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.393292][ T1187]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   27.393294][ T1187]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.393299][ T1187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.393303][ T1187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   27.393308][ T1187]  __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))
[   27.393311][ T1187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.393317][ T1187]  ? 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)
[   27.393320][ T1187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.393323][ T1187]  put_chars (drivers/char/virtio_console.c:1176)
[   27.393326][ T1187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.393327][ T1187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.393332][ T1187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.393335][ T1187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.393339][ T1187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.393342][ T1187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.393347][ T1187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.393350][ T1187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.393355][ T1187]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.393359][ T1187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.393361][ T1187]  ? 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))
[   27.393365][ T1187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.393367][ T1187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.393371][ T1187]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.393375][ T1187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.393377][ T1187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.393383][ T1187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.393386][ T1187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.393387][ T1187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.393390][ T1187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.393394][ T1187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.393395][ T1187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.393399][ T1187]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.393403][ T1187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.393409][ T1187]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   27.393413][ T1187]  _printk (kernel/printk/printk.c:2504)
[   27.393417][ T1187]  ? snapshot_read.cold (user.c:?)
[   27.393424][ T1187]  ? 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)
[   27.393427][ T1187] 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
[   27.393430][ T1187]  do_one_initcall (init/main.c:1357)
[   27.393433][ T1187]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   27.393437][ T1187]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   27.393441][ T1187]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   27.393446][ T1187]  do_init_module (kernel/module/main.c:3117)
[   27.393450][ T1187]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.393454][ T1187]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   27.393457][ T1187]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   27.393462][ T1187]  load_module (kernel/module/main.c:3593)
[   27.393469][ T1187]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   27.393473][ T1187]  ? __ia32_sys_fsconfig (??:?)
[   27.393476][ T1187]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   27.393480][ T1187]  ? backing_file_read_iter (fs/backing-file.c:211)
[   27.393483][ T1187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.393487][ T1187]  init_module_from_file (kernel/module/main.c:3790)
[   27.393491][ T1187]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   27.393499][ T1187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.393503][ T1187]  ? 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)
[   27.393506][ T1187]  idempotent_init_module (kernel/module/main.c:3802)
[   27.393509][ T1187]  ? init_module_from_file (kernel/module/main.c:3791)
[   27.393516][ T1187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.393518][ T1187]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   27.393525][ T1187]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   27.393527][ T1187]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.393530][ T1187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   27.393532][ T1187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   27.393535][ T1187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.393538][ T1187] RIP: 0033:0x7f728f26237d
[   27.393541][ T1187] 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
[   27.393543][ T1187] RSP: 002b:00007ffec6a182a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   27.393546][ T1187] RAX: ffffffffffffffda RBX: 0000562e7d850810 RCX: 00007f728f26237d
[   27.393547][ T1187] RDX: 0000000000000000 RSI: 0000562e5fd85ffd RDI: 0000000000000000
[   27.393548][ T1187] RBP: 00007ffec6a18340 R08: 0000000000000000 R09: 0000000000000000
[   27.393549][ T1187] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562e5fd85ffd
[   27.393550][ T1187] R13: 0000562e7d850960 R14: 0000000000040000 R15: 0000000000000000
| [   47.843809][ T2846] softirqs last disabled at (32381): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   47.843811][ T2846] Preemption disabled at:
| [   47.843812][ T2846] vprintk_emit (kernel/printk/printk.c:2471)
| [   47.843821][ T2846] Tainted: [W]=WARN
[   47.843822][ T2846] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.843823][ T2846] Call Trace:
[   47.843825][ T2846]  <TASK>
[   47.843827][ T2846]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   47.843832][ T2846]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   47.843835][ T2846]  __might_resched.cold (kernel/sched/core.c:9234)
[   47.843839][ T2846]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   47.843844][ T2846]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   47.843849][ T2846]  __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))
[   47.843851][ T2846]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.843859][ T2846]  ? 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)
[   47.843862][ T2846]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.843866][ T2846]  put_chars (drivers/char/virtio_console.c:1176)
[   47.843868][ T2846]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   47.843870][ T2846]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   47.843873][ T2846]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.843877][ T2846]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   47.843881][ T2846]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   47.843884][ T2846]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.843885][ T2846]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.843890][ T2846]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   47.843891][ T2846]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   47.843895][ T2846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.843898][ T2846]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.843902][ T2846]  console_emit_next_record (kernel/printk/printk.c:3183)
[   47.843906][ T2846]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   47.843908][ T2846]  ? 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))
[   47.843911][ T2846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.843913][ T2846]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.843917][ T2846]  console_flush_one_record (kernel/printk/printk.c:3268)
[   47.843922][ T2846]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   47.843923][ T2846]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.843929][ T2846]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   47.843932][ T2846]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   47.843934][ T2846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.843936][ T2846]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   47.843940][ T2846]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   47.843941][ T2846]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   47.843945][ T2846]  vprintk_emit (kernel/printk/printk.c:2479)
[   47.843950][ T2846]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   47.843955][ T2846]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   47.843959][ T2846]  _printk (kernel/printk/printk.c:2504)
[   47.843967][ T2846]  ? snapshot_read.cold (user.c:?)
[   47.843977][ T2846]  ? 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)
[   47.843982][ T2846] gre_init (gre.mod.c:?) gre
[   47.843985][ T2846]  do_one_initcall (init/main.c:1357)
[   47.843990][ T2846]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   47.843995][ T2846]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   47.843998][ T2846]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   47.844003][ T2846]  do_init_module (kernel/module/main.c:3117)
[   47.844007][ T2846]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   47.844011][ T2846]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   47.844014][ T2846]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   47.844018][ T2846]  load_module (kernel/module/main.c:3593)
[   47.844026][ T2846]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   47.844032][ T2846]  ? backing_file_read_iter (fs/backing-file.c:211)
[   47.844035][ T2846]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   47.844039][ T2846]  init_module_from_file (kernel/module/main.c:3790)
[   47.844043][ T2846]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   47.844051][ T2846]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.844055][ T2846]  ? 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)
[   47.844058][ T2846]  idempotent_init_module (kernel/module/main.c:3802)
[   47.844062][ T2846]  ? init_module_from_file (kernel/module/main.c:3791)
[   47.844068][ T2846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.844071][ T2846]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   47.844077][ T2846]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   47.844079][ T2846]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   47.844083][ T2846]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.844085][ T2846]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   47.844088][ T2846]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.844090][ T2846] RIP: 0033:0x7fab4b06d37d
[   47.844094][ T2846] 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
[   47.844096][ T2846] RSP: 002b:00007ffd45d5e6b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   47.844099][ T2846] RAX: ffffffffffffffda RBX: 00005596306baa40 RCX: 00007fab4b06d37d
[   47.844100][ T2846] RDX: 0000000000000000 RSI: 000055961bf08ffd RDI: 0000000000000001
[   47.844101][ T2846] RBP: 00007ffd45d5e750 R08: 0000000000000000 R09: 0000000000000000
[   47.844102][ T2846] R10: 0000000000000000 R11: 0000000000000246 R12: 000055961bf08ffd


Finger prints:
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars