======================================
| [   10.122876][  T198] softirqs last disabled at (21392): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   10.122878][  T198] Preemption disabled at:
| [   10.122879][  T198] 0x0
| [   10.122889][  T198] Tainted: [W]=WARN
[   10.122890][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.122891][  T198] Call Trace:
[   10.122893][  T198]  <TASK>
[   10.122894][  T198]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.122901][  T198]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.122905][  T198]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.122909][  T198]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.122913][  T198]  __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))
[   10.122915][  T198]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.122921][  T198]  ? 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)
[   10.122924][  T198]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.122928][  T198]  put_chars (drivers/char/virtio_console.c:1176)
[   10.122930][  T198]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.122931][  T198]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.122935][  T198]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.122940][  T198]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.122947][  T198]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.122950][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.122952][  T198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.122956][  T198]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.122960][  T198]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.122962][  T198]  ? 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))
[   10.122965][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.122966][  T198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.122970][  T198]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.122974][  T198]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.122976][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.122981][  T198]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.122984][  T198]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.122986][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.122988][  T198]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   10.122991][  T198]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.122993][  T198]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.122996][  T198]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.122999][  T198]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.123001][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.123005][  T198]  _printk (kernel/printk/printk.c:2504)
[   10.123009][  T198]  ? snapshot_read.cold (user.c:?)
[   10.123011][  T198]  ? 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)
[   10.123014][  T198]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.123018][  T198]  ? 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)
[   10.123020][  T198]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.123024][  T198]  ? exit_notify (kernel/exit.c:780)
[   10.123025][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.123028][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.123032][  T198]  do_group_exit (kernel/exit.c:1151)
[   10.123034][  T198]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.123036][  T198]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.123039][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.123043][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.123046][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.123048][  T198] RIP: 0033:0x7fca13e851b8
[   10.123050][  T198] Code: Unable to access opcode bytes at 0x7fca13e8518e.

Code starting with the faulting instruction
===========================================
[   10.123051][  T198] RSP: 002b:00007fffece45ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.123053][  T198] RAX: ffffffffffffffda RBX: 00007fca13fb5f88 RCX: 00007fca13e851b8
[   10.123054][  T198] RDX: 00007fca13bcffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.123055][  T198] RBP: 00007fffece45b20 R08: 0000000000000000 R09: 0000000000000050
[   10.123056][  T198] R10: 00007fffece458e0 R11: 0000000000000246 R12: 0000000000000001
[   10.123057][  T198] R13: 0000000000000000 R14: 00007fca13fb4680 R15: 00007fca13fb5fa0
| [   22.724484][  T699] softirqs last disabled at (23419): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   22.724487][  T699] Preemption disabled at:
| [   22.724487][  T699] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.724495][  T699] Tainted: [W]=WARN
[   22.724496][  T699] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.724498][  T699] Call Trace:
[   22.724499][  T699]  <TASK>
[   22.724501][  T699]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.724507][  T699]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.724508][  T699]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.724512][  T699]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.724516][  T699]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   22.724520][  T699]  __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))
[   22.724522][  T699]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.724529][  T699]  ? 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)
[   22.724531][  T699]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.724535][  T699]  put_chars (drivers/char/virtio_console.c:1176)
[   22.724537][  T699]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.724538][  T699]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.724542][  T699]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.724545][  T699]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.724549][  T699]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.724553][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.724558][  T699]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.724561][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.724565][  T699]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.724569][  T699]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.724571][  T699]  ? 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))
[   22.724574][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.724576][  T699]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.724579][  T699]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.724583][  T699]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.724585][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.724590][  T699]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.724593][  T699]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.724595][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.724596][  T699]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   22.724600][  T699]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.724602][  T699]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.724604][  T699]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.724608][  T699]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.724612][  T699]  ? ip6gre_fini (net/ipv6/ip6_gre.c:1112 (discriminator 1)) ip6_gre
[   22.724616][  T699]  _printk (kernel/printk/printk.c:2504)
[   22.724619][  T699]  ? snapshot_read.cold (user.c:?)
[   22.724625][  T699]  ? 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)
[   22.724628][  T699] ip6gre_init (net/ipv6/ip6_gre.c:223) ip6_gre
[   22.724631][  T699]  do_one_initcall (init/main.c:1357)
[   22.724634][  T699]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   22.724638][  T699]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   22.724641][  T699]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   22.724646][  T699]  do_init_module (kernel/module/main.c:3117)
[   22.724649][  T699]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.724653][  T699]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   22.724656][  T699]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   22.724659][  T699]  load_module (kernel/module/main.c:3593)
[   22.724664][  T699]  ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11))
[   22.724669][  T699]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   22.724672][  T699]  ? __ia32_sys_fsconfig (??:?)
[   22.724676][  T699]  ? backing_file_read_iter (fs/backing-file.c:211)
[   22.724680][  T699]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.724683][  T699]  init_module_from_file (kernel/module/main.c:3790)
[   22.724685][  T699]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   22.724693][  T699]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   22.724696][  T699]  ? 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)
[   22.724699][  T699]  idempotent_init_module (kernel/module/main.c:3802)
[   22.724702][  T699]  ? init_module_from_file (kernel/module/main.c:3791)
[   22.724707][  T699]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   22.724709][  T699]  ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769)
[   22.724715][  T699]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   22.724716][  T699]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.724720][  T699]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.724723][  T699]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.724725][  T699]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.724727][  T699] RIP: 0033:0x7f0595ca237d
[   22.724731][  T699] 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
[   22.724733][  T699] RSP: 002b:00007fffeb961c58 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   22.724735][  T699] RAX: ffffffffffffffda RBX: 000055a62cc28810 RCX: 00007f0595ca237d
[   22.724736][  T699] RDX: 0000000000000000 RSI: 000055a61d7c5ffd RDI: 0000000000000000
[   22.724737][  T699] RBP: 00007fffeb961cf0 R08: 0000000000000000 R09: 0000000000000000
[   22.724738][  T699] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a61d7c5ffd


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