======================================
| [    9.997037][  T171] softirqs last disabled at (27429): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.997040][  T171] Preemption disabled at:
| [    9.997040][  T171] vprintk_emit (kernel/printk/printk.c:2471)
| [    9.997049][  T171] Tainted: [W]=WARN
[    9.997050][  T171] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.997052][  T171] Call Trace:
[    9.997054][  T171]  <TASK>
[    9.997055][  T171]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.997061][  T171]  ? vprintk_emit (kernel/printk/printk.c:2471)
[    9.997063][  T171]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.997068][  T171]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.997071][  T171]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.997076][  T171]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.997078][  T171]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.997083][  T171]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.997086][  T171]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.997089][  T171]  put_chars (drivers/char/virtio_console.c:1176)
[    9.997091][  T171]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.997094][  T171]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.997099][  T171]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.997105][  T171]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.997107][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.997111][  T171]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.997115][  T171]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.997118][  T171]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.997122][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.997124][  T171]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.997128][  T171]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.997132][  T171]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.997133][  T171]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.997138][  T171]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.997140][  T171]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.997142][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.997144][  T171]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.997147][  T171]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.997148][  T171]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.997151][  T171]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.997155][  T171]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.997157][  T171]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.997161][  T171]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.997162][  T171]  ? fast_dput (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) fs/dcache.c:948 (discriminator 2))
[    9.997167][  T171]  ? cleanup_netconsole (./include/linux/list.h:99 (discriminator 2) ./include/linux/list.h:169 (discriminator 2) ./include/linux/list.h:206 (discriminator 2) ./include/linux/configfs.h:112 (discriminator 2) drivers/net/netconsole.c:1718 (discriminator 2)) netconsole
[    9.997172][  T171]  _printk (kernel/printk/printk.c:2504)
[    9.997175][  T171]  ? snapshot_read.cold (user.c:?)
[    9.997178][  T171]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[    9.997181][  T171]  ? cleanup_netconsole (./include/linux/list.h:99 (discriminator 2) ./include/linux/list.h:169 (discriminator 2) ./include/linux/list.h:206 (discriminator 2) ./include/linux/configfs.h:112 (discriminator 2) drivers/net/netconsole.c:1718 (discriminator 2)) netconsole
[    9.997185][  T171]  ? configfs_register_subsystem (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/configfs/dir.c:173 fs/configfs/dir.c:171 fs/configfs/dir.c:1929)
[    9.997190][  T171] init_netconsole (drivers/net/netconsole.c:1286) netconsole
[    9.997193][  T171]  ? cleanup_netconsole (./include/linux/list.h:99 (discriminator 2) ./include/linux/list.h:169 (discriminator 2) ./include/linux/list.h:206 (discriminator 2) ./include/linux/configfs.h:112 (discriminator 2) drivers/net/netconsole.c:1718 (discriminator 2)) netconsole
[    9.997200][  T171]  ? cleanup_netconsole (./include/linux/list.h:99 (discriminator 2) ./include/linux/list.h:169 (discriminator 2) ./include/linux/list.h:206 (discriminator 2) ./include/linux/configfs.h:112 (discriminator 2) drivers/net/netconsole.c:1718 (discriminator 2)) netconsole
[    9.997202][  T171]  do_one_initcall (init/main.c:1357)
[    9.997205][  T171]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[    9.997210][  T171]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[    9.997213][  T171]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[    9.997219][  T171]  do_init_module (kernel/module/main.c:3117)
[    9.997222][  T171]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    9.997226][  T171]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[    9.997229][  T171]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[    9.997232][  T171]  load_module (kernel/module/main.c:3593)
[    9.997239][  T171]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[    9.997242][  T171]  ? __ia32_sys_fsconfig (??:?)
[    9.997245][  T171]  ? ovl_real_file (fs/overlayfs/file.c:195)
[    9.997249][  T171]  ? backing_file_read_iter (fs/backing-file.c:211)
[    9.997253][  T171]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.997256][  T171]  init_module_from_file (kernel/module/main.c:3790)
[    9.997260][  T171]  ? __do_sys_init_module (kernel/module/main.c:3664)
[    9.997267][  T171]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.997271][  T171]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.997273][  T171]  idempotent_init_module (kernel/module/main.c:3802)
[    9.997276][  T171]  ? init_module_from_file (kernel/module/main.c:3791)
[    9.997282][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.997284][  T171]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[    9.997290][  T171]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[    9.997292][  T171]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.997296][  T171]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.997298][  T171]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.997300][  T171]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.997302][  T171] RIP: 0033:0x7f2fae23437d
[    9.997306][  T171] 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
[    9.997308][  T171] RSP: 002b:00007ffd55bcd638 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[    9.997311][  T171] RAX: ffffffffffffffda RBX: 0000564eababe700 RCX: 00007f2fae23437d
[    9.997312][  T171] RDX: 0000000000000000 RSI: 0000564e98234ffd RDI: 0000000000000005
[    9.997313][  T171] RBP: 00007ffd55bcd6d0 R08: 0000000000000000 R09: 0000000000000000
[    9.997313][  T171] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564e98234ffd
[    9.997314][  T171] R13: 0000564eababe810 R14: 0000000000040000 R15: 0000000000000000
| [   11.077168][  T205] softirqs last disabled at (27561): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.077170][  T205] Preemption disabled at:
| [   11.077171][  T205] 0x0
| [   11.077182][  T205] Tainted: [W]=WARN
[   11.077183][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.077184][  T205] Call Trace:
[   11.077186][  T205]  <TASK>
[   11.077187][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.077194][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.077198][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.077202][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.077206][  T205]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.077208][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.077214][  T205]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.077216][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.077219][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   11.077222][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.077223][  T205]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   11.077227][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.077230][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.077234][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.077237][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.077238][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.077242][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.077246][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.077248][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.077252][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.077256][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.077260][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.077262][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.077265][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.077269][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.077271][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.077276][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.077278][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.077280][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.077282][  T205]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.077285][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.077287][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.077290][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.077293][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.077296][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.077300][  T205]  _printk (kernel/printk/printk.c:2504)
[   11.077303][  T205]  ? snapshot_read.cold (user.c:?)
[   11.077306][  T205]  ? 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)
[   11.077308][  T205]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.077312][  T205]  ? 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)
[   11.077314][  T205]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   11.077318][  T205]  ? exit_notify (kernel/exit.c:780)
[   11.077320][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.077322][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.077326][  T205]  do_group_exit (kernel/exit.c:1151)
[   11.077330][  T205]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   11.077332][  T205]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   11.077334][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.077337][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.077340][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.077343][  T205] RIP: 0033:0x7fd1e4a741b8
[   11.077345][  T205] Code: Unable to access opcode bytes at 0x7fd1e4a7418e.

Code starting with the faulting instruction
===========================================
[   11.077346][  T205] RSP: 002b:00007fff0ff71778 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   11.077349][  T205] RAX: ffffffffffffffda RBX: 00007fd1e4ba4f88 RCX: 00007fd1e4a741b8
[   11.077350][  T205] RDX: 00007fd1e47befc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   11.077351][  T205] RBP: 00007fff0ff717d0 R08: 0000000000000000 R09: 0000000000000060
[   11.077352][  T205] R10: 00007fff0ff71590 R11: 0000000000000246 R12: 0000000000000001
[   11.077352][  T205] R13: 0000000000000000 R14: 00007fd1e4ba3680 R15: 00007fd1e4ba4fa0
| [   17.772921][  T159] softirqs last disabled at (589744): restore_fpregs_from_user (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/signal.c:277 (discriminator 2))
| [   17.772925][  T159] Preemption disabled at:
| [   17.772926][  T159] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.772939][  T159] Tainted: [W]=WARN
[   17.772940][  T159] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.772942][  T159] Call Trace:
[   17.772945][  T159]  <TASK>
[   17.772947][  T159]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.772954][  T159]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.772957][  T159]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.772963][  T159]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.772968][  T159]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.772974][  T159]  __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))
[   17.772978][  T159]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.772987][  T159]  ? 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)
[   17.772991][  T159]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.772997][  T159]  put_chars (drivers/char/virtio_console.c:1176)
[   17.773002][  T159]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.773004][  T159]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929)
[   17.773011][  T159]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.773016][  T159]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.773024][  T159]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.773028][  T159]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.773030][  T159]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.773040][  T159]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.773042][  T159]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   17.773048][  T159]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.773053][  T159]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.773060][  T159]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.773066][  T159]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.773074][  T159]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.773078][  T159]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.773086][  T159]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.773093][  T159]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.773095][  T159]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.773105][  T159]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.773110][  T159]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.773112][  T159]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.773116][  T159]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.773123][  T159]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.773126][  T159]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.773132][  T159]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.773138][  T159]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.773143][  T159]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.773145][  T159]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.773147][  T159]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.773155][  T159]  _printk (kernel/printk/printk.c:2504)
[   17.773160][  T159]  ? snapshot_read.cold (user.c:?)
[   17.773165][  T159]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.773170][  T159]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.773175][  T159]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.773184][  T159]  unregister_console_locked.cold (kernel/printk/printk.c:4244 (discriminator 7))
[   17.773190][  T159]  ? console_suspend (kernel/printk/printk.c:114 (discriminator 1))
[   17.773201][  T159]  ? console_list_lock (./include/linux/lockdep.h:249 ./include/linux/srcu.h:184 ./include/linux/srcu.h:180 kernel/printk/printk.c:260)
[   17.773204][  T159]  unregister_console (kernel/printk/printk.c:4334)
[   17.773208][  T159] enabled_store (drivers/net/netconsole.c:975 drivers/net/netconsole.c:1089) netconsole
[   17.773213][  T159]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   17.773218][  T159]  ? netconsole_write_ext (drivers/net/netconsole.c:2504) netconsole
[   17.773222][  T159]  ? down_write_killable_nested (./arch/x86/include/asm/atomic64_64.h:20)
[   17.773225][  T159]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:253 mm/slub.c:4683 mm/slub.c:4996 mm/slub.c:5559)
[   17.773228][  T159]  ? configfs_write_iter (./include/linux/slab.h:991 (discriminator 1) fs/configfs/file.c:187 (discriminator 1) fs/configfs/file.c:227 (discriminator 1))
[   17.773236][  T159]  ? netconsole_write_ext (drivers/net/netconsole.c:2504) netconsole
[   17.773240][  T159]  configfs_write_iter (fs/configfs/file.c:207 fs/configfs/file.c:229)
[   17.773244][  T159]  ? configfs_bin_write_iter (fs/configfs/file.c:287 (discriminator 1))
[   17.773249][  T159]  new_sync_write (fs/read_write.c:595)
[   17.773254][  T159]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.773259][  T159]  ? new_sync_read (./include/linux/ioprio.h:41)
[   17.773264][  T159]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.773267][  T159]  ? ksys_write (fs/read_write.c:739)
[   17.773280][  T159]  vfs_write (fs/read_write.c:687)
[   17.773288][  T159]  ksys_write (fs/read_write.c:739)
[   17.773293][  T159]  ? __ia32_sys_read (fs/read_write.c:723)
[   17.773297][  T159]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.773300][  T159]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.773307][  T159]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.773311][  T159]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.773316][  T159]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.773319][  T159] RIP: 0033:0x7f5b79f7954e
[   17.773324][  T159] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.773327][  T159] RSP: 002b:00007ffe85354610 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   17.773332][  T159] RAX: ffffffffffffffda RBX: 00007f5b7a0fa580 RCX: 00007f5b79f7954e
[   17.773334][  T159] RDX: 0000000000000002 RSI: 00005570d55090f0 RDI: 0000000000000001
[   17.773336][  T159] RBP: 00007ffe85354620 R08: 0000000000000000 R09: 0000000000000000
[   17.773337][  T159] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002


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