======================================
| [   10.495806][  T215] softirqs last disabled at (36988): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   10.495809][  T215] Preemption disabled at:
| [   10.495810][  T215] 0x0
| [   10.495820][  T215] Tainted: [W]=WARN
[   10.495821][  T215] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.495822][  T215] Call Trace:
[   10.495824][  T215]  <TASK>
[   10.495826][  T215]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.495832][  T215]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.495837][  T215]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.495841][  T215]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.495845][  T215]  __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))
[   10.495847][  T215]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.495854][  T215]  ? 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)
[   10.495857][  T215]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.495860][  T215]  put_chars (drivers/char/virtio_console.c:1176)
[   10.495863][  T215]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.495864][  T215]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.495868][  T215]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.495873][  T215]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.495881][  T215]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.495884][  T215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.495886][  T215]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.495890][  T215]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.495894][  T215]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.495902][  T215]  ? 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))
[   10.495906][  T215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.495908][  T215]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.495912][  T215]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.495917][  T215]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.495919][  T215]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.495925][  T215]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.495928][  T215]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.495930][  T215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.495932][  T215]  ? 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)
[   10.495936][  T215]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.495938][  T215]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.495941][  T215]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.495945][  T215]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.495948][  T215]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.495952][  T215]  _printk (kernel/printk/printk.c:2504)
[   10.495956][  T215]  ? snapshot_read.cold (user.c:?)
[   10.495959][  T215]  ? 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)
[   10.495962][  T215]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.495966][  T215]  ? 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)
[   10.495969][  T215]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.495973][  T215]  ? exit_notify (kernel/exit.c:780)
[   10.495974][  T215]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.495977][  T215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.495981][  T215]  do_group_exit (kernel/exit.c:1151)
[   10.495984][  T215]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.495986][  T215]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.495989][  T215]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.495993][  T215]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.495996][  T215]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.495998][  T215] RIP: 0033:0x7f39d7c0f1b8
[   10.496000][  T215] Code: Unable to access opcode bytes at 0x7f39d7c0f18e.

Code starting with the faulting instruction
===========================================
[   10.496001][  T215] RSP: 002b:00007ffe0ad32a58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.496003][  T215] RAX: ffffffffffffffda RBX: 00007f39d7d3ff88 RCX: 00007f39d7c0f1b8
[   10.496005][  T215] RDX: 00007f39d7959fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.496005][  T215] RBP: 00007ffe0ad32ab0 R08: 0000000000000000 R09: 0000000000008010
[   10.496006][  T215] R10: 00007ffe0ad32870 R11: 0000000000000246 R12: 0000000000000001
[   10.496007][  T215] R13: 0000000000000000 R14: 00007f39d7d3e680 R15: 00007f39d7d3ffa0
| [   12.010256][  T290] softirqs last disabled at (16833): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.010258][  T290] Preemption disabled at:
| [   12.010259][  T290] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.010267][  T290] Tainted: [W]=WARN
[   12.010268][  T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.010270][  T290] Call Trace:
[   12.010271][  T290]  <TASK>
[   12.010272][  T290]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.010278][  T290]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.010280][  T290]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.010284][  T290]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.010288][  T290]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.010292][  T290]  __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))
[   12.010294][  T290]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.010301][  T290]  ? 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)
[   12.010304][  T290]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.010307][  T290]  put_chars (drivers/char/virtio_console.c:1176)
[   12.010310][  T290]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.010311][  T290]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.010314][  T290]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.010319][  T290]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.010327][  T290]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.010329][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.010331][  T290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.010335][  T290]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.010339][  T290]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.010341][  T290]  ? 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))
[   12.010344][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.010346][  T290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.010349][  T290]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.010353][  T290]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.010355][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.010360][  T290]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.010363][  T290]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.010365][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.010367][  T290]  ? 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)
[   12.010370][  T290]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.010372][  T290]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.010375][  T290]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.010378][  T290]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.010383][  T290]  ? exit_u32 (./include/net/pkt_cls.h:188 ./include/net/pkt_cls.h:231 net/sched/cls_u32.c:1373) cls_u32
[   12.010386][  T290]  _printk (kernel/printk/printk.c:2504)
[   12.010390][  T290]  ? snapshot_read.cold (user.c:?)
[   12.010396][  T290]  ? 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)
[   12.010399][  T290] init_u32 (net/sched/cls_u32.c:1370) cls_u32
[   12.010402][  T290]  do_one_initcall (init/main.c:1357)
[   12.010405][  T290]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.010410][  T290]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.010412][  T290]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.010418][  T290]  do_init_module (kernel/module/main.c:3117)
[   12.010421][  T290]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.010425][  T290]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.010427][  T290]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.010431][  T290]  load_module (kernel/module/main.c:3593)
[   12.010436][  T290]  ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11))
[   12.010440][  T290]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.010444][  T290]  ? __ia32_sys_fsconfig (??:?)
[   12.010447][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.010450][  T290]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.010453][  T290]  init_module_from_file (kernel/module/main.c:3790)
[   12.010455][  T290]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.010463][  T290]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.010466][  T290]  ? 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)
[   12.010469][  T290]  idempotent_init_module (kernel/module/main.c:3802)
[   12.010472][  T290]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.010477][  T290]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.010479][  T290]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   12.010483][  T290]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.010485][  T290]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.010489][  T290]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.010491][  T290]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.010494][  T290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.010496][  T290] RIP: 0033:0x7f8a57ed837d
[   12.010499][  T290] 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
[   12.010500][  T290] RSP: 002b:00007ffcb2726dc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.010503][  T290] RAX: ffffffffffffffda RBX: 000055cea0183810 RCX: 00007f8a57ed837d
[   12.010504][  T290] RDX: 0000000000000000 RSI: 000055ce9fc86ffd RDI: 0000000000000000
[   12.010505][  T290] RBP: 00007ffcb2726e60 R08: 0000000000000000 R09: 0000000000000000
[   12.010506][  T290] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ce9fc86ffd


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