======================================
| [   10.079155][  T187] softirqs last disabled at (43736): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   10.079157][  T187] Preemption disabled at:
| [   10.079158][  T187] 0x0
| [   10.079168][  T187] Tainted: [W]=WARN
[   10.079169][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.079171][  T187] Call Trace:
[   10.079172][  T187]  <TASK>
[   10.079174][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.079180][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.079184][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.079188][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.079193][  T187]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.079195][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.079201][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.079204][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.079207][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[   10.079209][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.079211][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.079215][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.079220][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.079226][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.079228][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.079231][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.079235][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.079238][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.079240][  T187]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.079243][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.079245][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.079249][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.079253][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.079255][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.079260][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.079262][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.079264][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.079266][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.079270][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.079271][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.079274][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.079278][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.079281][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.079285][  T187]  _printk (kernel/printk/printk.c:2504)
[   10.079288][  T187]  ? snapshot_read.cold (user.c:?)
[   10.079291][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.079293][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.079297][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.079300][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.079303][  T187]  ? exit_notify (kernel/exit.c:780)
[   10.079305][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.079308][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.079312][  T187]  do_group_exit (kernel/exit.c:1151)
[   10.079314][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.079316][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.079318][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.079321][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.079324][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.079327][  T187] RIP: 0033:0x7f99fc42c1b8
[   10.079329][  T187] Code: Unable to access opcode bytes at 0x7f99fc42c18e.

Code starting with the faulting instruction
===========================================
[   10.079330][  T187] RSP: 002b:00007fff7d7b6008 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.079332][  T187] RAX: ffffffffffffffda RBX: 00007f99fc55cf88 RCX: 00007f99fc42c1b8
[   10.079334][  T187] RDX: 00007f99fc176fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.079334][  T187] RBP: 00007fff7d7b6060 R08: 0000000000000000 R09: 0000000000008010
[   10.079335][  T187] R10: 00007fff7d7b5e20 R11: 0000000000000246 R12: 0000000000000001
[   10.079336][  T187] R13: 0000000000000000 R14: 00007f99fc55b680 R15: 00007f99fc55cfa0
| [   16.454915][  T250] softirqs last disabled at (26933): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   16.454918][  T250] Preemption disabled at:
| [   16.454919][  T250] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.454930][  T250] Tainted: [W]=WARN
[   16.454931][  T250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.454934][  T250] Call Trace:
[   16.454936][  T250]  <TASK>
[   16.454938][  T250]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.454945][  T250]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.454948][  T250]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.454955][  T250]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.454961][  T250]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.454968][  T250]  __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))
[   16.454972][  T250]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.454981][  T250]  ? 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)
[   16.454985][  T250]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.454990][  T250]  put_chars (drivers/char/virtio_console.c:1176)
[   16.454993][  T250]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   16.454997][  T250]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.455002][  T250]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.455006][  T250]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.455013][  T250]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.455017][  T250]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.455019][  T250]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.455027][  T250]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.455029][  T250]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   16.455034][  T250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.455039][  T250]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.455046][  T250]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.455052][  T250]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.455055][  T250]  ? 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))
[   16.455061][  T250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.455065][  T250]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.455072][  T250]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.455079][  T250]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.455082][  T250]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.455091][  T250]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.455095][  T250]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.455098][  T250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.455102][  T250]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.455108][  T250]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.455111][  T250]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.455117][  T250]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.455124][  T250]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.455133][  T250]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[   16.455138][  T250]  _printk (kernel/printk/printk.c:2504)
[   16.455142][  T250]  ? snapshot_read.cold (user.c:?)
[   16.455153][  T250]  ? 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)
[   16.455158][  T250] gact_init_module (net/sched/act_gact.c:180) act_gact
[   16.455161][  T250]  do_one_initcall (init/main.c:1357)
[   16.455165][  T250]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   16.455172][  T250]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   16.455176][  T250]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   16.455183][  T250]  do_init_module (kernel/module/main.c:3117)
[   16.455188][  T250]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   16.455193][  T250]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   16.455198][  T250]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   16.455204][  T250]  load_module (kernel/module/main.c:3593)
[   16.455216][  T250]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   16.455222][  T250]  ? __ia32_sys_fsconfig (??:?)
[   16.455225][  T250]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   16.455231][  T250]  ? backing_file_read_iter (fs/backing-file.c:211)
[   16.455235][  T250]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.455241][  T250]  init_module_from_file (kernel/module/main.c:3790)
[   16.455245][  T250]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   16.455258][  T250]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   16.455263][  T250]  ? 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)
[   16.455267][  T250]  idempotent_init_module (kernel/module/main.c:3802)
[   16.455272][  T250]  ? init_module_from_file (kernel/module/main.c:3791)
[   16.455283][  T250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.455286][  T250]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   16.455294][  T250]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   16.455297][  T250]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.455302][  T250]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.455304][  T250]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.455309][  T250]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.455312][  T250] RIP: 0033:0x7f2cf1d0537d
[   16.455317][  T250] 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
[   16.455319][  T250] RSP: 002b:00007fffda8f1fc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   16.455323][  T250] RAX: ffffffffffffffda RBX: 0000564b82ae9810 RCX: 00007f2cf1d0537d
[   16.455325][  T250] RDX: 0000000000000000 RSI: 0000564b42c38ffd RDI: 0000000000000000
[   16.455326][  T250] RBP: 00007fffda8f2060 R08: 0000000000000000 R09: 0000000000000000
[   16.455327][  T250] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564b42c38ffd
[   16.455329][  T250] R13: 0000564b82ae9960 R14: 0000000000040000 R15: 0000000000000000
| [   27.802892][ T1150] softirqs last disabled at (26551): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   27.802895][ T1150] Preemption disabled at:
| [   27.802896][ T1150] vprintk_emit (kernel/printk/printk.c:2471)
| [   27.802908][ T1150] Tainted: [W]=WARN
[   27.802909][ T1150] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.802912][ T1150] Call Trace:
[   27.802914][ T1150]  <TASK>
[   27.802916][ T1150]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.802923][ T1150]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   27.802926][ T1150]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.802932][ T1150]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.802937][ T1150]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   27.802944][ T1150]  __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))
[   27.802948][ T1150]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.802957][ T1150]  ? 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)
[   27.802960][ T1150]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.802965][ T1150]  put_chars (drivers/char/virtio_console.c:1176)
[   27.802969][ T1150]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.802972][ T1150]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.802978][ T1150]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.802981][ T1150]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.802989][ T1150]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.802993][ T1150]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.803002][ T1150]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.803006][ T1150]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.803015][ T1150]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.803021][ T1150]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.803023][ T1150]  ? 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))
[   27.803028][ T1150]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.803032][ T1150]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.803038][ T1150]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.803045][ T1150]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.803048][ T1150]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.803057][ T1150]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.803061][ T1150]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.803064][ T1150]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.803067][ T1150]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.803073][ T1150]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.803076][ T1150]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.803081][ T1150]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.803087][ T1150]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.803097][ T1150]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   27.803103][ T1150]  _printk (kernel/printk/printk.c:2504)
[   27.803108][ T1150]  ? snapshot_read.cold (user.c:?)
[   27.803119][ T1150]  ? 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)
[   27.803123][ T1150] 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
[   27.803129][ T1150]  do_one_initcall (init/main.c:1357)
[   27.803133][ T1150]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   27.803141][ T1150]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   27.803145][ T1150]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   27.803152][ T1150]  do_init_module (kernel/module/main.c:3117)
[   27.803158][ T1150]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.803164][ T1150]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   27.803169][ T1150]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   27.803176][ T1150]  load_module (kernel/module/main.c:3593)
[   27.803188][ T1150]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   27.803194][ T1150]  ? __ia32_sys_fsconfig (??:?)
[   27.803198][ T1150]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   27.803203][ T1150]  ? backing_file_read_iter (fs/backing-file.c:211)
[   27.803207][ T1150]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.803214][ T1150]  init_module_from_file (kernel/module/main.c:3790)
[   27.803219][ T1150]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   27.803233][ T1150]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.803239][ T1150]  ? 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)
[   27.803244][ T1150]  idempotent_init_module (kernel/module/main.c:3802)
[   27.803249][ T1150]  ? init_module_from_file (kernel/module/main.c:3791)
[   27.803260][ T1150]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.803264][ T1150]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   27.803273][ T1150]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   27.803276][ T1150]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.803281][ T1150]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   27.803284][ T1150]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   27.803288][ T1150]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.803291][ T1150] RIP: 0033:0x7fc00dc0d37d
[   27.803296][ T1150] 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
[   27.803298][ T1150] RSP: 002b:00007ffca5f12b48 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   27.803302][ T1150] RAX: ffffffffffffffda RBX: 00005595bc17c810 RCX: 00007fc00dc0d37d
[   27.803303][ T1150] RDX: 0000000000000000 RSI: 00005595aacabffd RDI: 0000000000000000
[   27.803305][ T1150] RBP: 00007ffca5f12be0 R08: 0000000000000000 R09: 0000000000000000
[   27.803307][ T1150] R10: 0000000000000000 R11: 0000000000000246 R12: 00005595aacabffd
[   27.803308][ T1150] R13: 00005595bc17c960 R14: 0000000000040000 R15: 0000000000000000
| [   48.760214][ T2718] softirqs last disabled at (42363): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   48.760216][ T2718] Preemption disabled at:
| [   48.760217][ T2718] vprintk_emit (kernel/printk/printk.c:2471)
| [   48.760226][ T2718] Tainted: [W]=WARN
[   48.760227][ T2718] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.760229][ T2718] Call Trace:
[   48.760231][ T2718]  <TASK>
[   48.760232][ T2718]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   48.760238][ T2718]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   48.760240][ T2718]  __might_resched.cold (kernel/sched/core.c:9234)
[   48.760244][ T2718]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   48.760249][ T2718]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   48.760256][ T2718]  __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))
[   48.760259][ T2718]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.760264][ T2718]  ? 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)
[   48.760267][ T2718]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.760270][ T2718]  put_chars (drivers/char/virtio_console.c:1176)
[   48.760272][ T2718]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   48.760274][ T2718]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   48.760277][ T2718]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.760280][ T2718]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.760285][ T2718]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   48.760287][ T2718]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.760289][ T2718]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.760293][ T2718]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   48.760295][ T2718]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   48.760298][ T2718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.760301][ T2718]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.760304][ T2718]  console_emit_next_record (kernel/printk/printk.c:3183)
[   48.760308][ T2718]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   48.760310][ T2718]  ? 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))
[   48.760313][ T2718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.760315][ T2718]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.760319][ T2718]  console_flush_one_record (kernel/printk/printk.c:3268)
[   48.760323][ T2718]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   48.760325][ T2718]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.760330][ T2718]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   48.760333][ T2718]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   48.760335][ T2718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.760337][ T2718]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   48.760341][ T2718]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   48.760342][ T2718]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   48.760346][ T2718]  vprintk_emit (kernel/printk/printk.c:2479)
[   48.760350][ T2718]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   48.760355][ T2718]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   48.760358][ T2718]  _printk (kernel/printk/printk.c:2504)
[   48.760362][ T2718]  ? snapshot_read.cold (user.c:?)
[   48.760368][ T2718]  ? 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)
[   48.760371][ T2718] gre_init (gre.mod.c:?) gre
[   48.760373][ T2718]  do_one_initcall (init/main.c:1357)
[   48.760376][ T2718]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   48.760380][ T2718]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   48.760384][ T2718]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   48.760388][ T2718]  do_init_module (kernel/module/main.c:3117)
[   48.760392][ T2718]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   48.760396][ T2718]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   48.760399][ T2718]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   48.760403][ T2718]  load_module (kernel/module/main.c:3593)
[   48.760410][ T2718]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   48.760415][ T2718]  ? backing_file_read_iter (fs/backing-file.c:211)
[   48.760418][ T2718]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   48.760422][ T2718]  init_module_from_file (kernel/module/main.c:3790)
[   48.760425][ T2718]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   48.760433][ T2718]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.760437][ T2718]  ? 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)
[   48.760440][ T2718]  idempotent_init_module (kernel/module/main.c:3802)
[   48.760443][ T2718]  ? init_module_from_file (kernel/module/main.c:3791)
[   48.760450][ T2718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.760452][ T2718]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   48.760458][ T2718]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   48.760460][ T2718]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.760463][ T2718]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.760465][ T2718]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   48.760468][ T2718]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.760470][ T2718] RIP: 0033:0x7f38fe32037d
[   48.760474][ T2718] 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
[   48.760475][ T2718] RSP: 002b:00007ffcac2c1a68 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   48.760478][ T2718] RAX: ffffffffffffffda RBX: 00005567a643aa40 RCX: 00007f38fe32037d
[   48.760479][ T2718] RDX: 0000000000000000 RSI: 000055678f951ffd RDI: 0000000000000001
[   48.760480][ T2718] RBP: 00007ffcac2c1b00 R08: 0000000000000000 R09: 0000000000000000
[   48.760481][ T2718] R10: 0000000000000000 R11: 0000000000000246 R12: 000055678f951ffd


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