======================================
| [    9.368297][  T188] softirqs last disabled at (55633): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.368299][  T188] Preemption disabled at:
| [    9.368300][  T188] 0x0
| [    9.368310][  T188] Tainted: [W]=WARN
[    9.368311][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.368313][  T188] Call Trace:
[    9.368314][  T188]  <TASK>
[    9.368316][  T188]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.368322][  T188]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.368327][  T188]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.368332][  T188]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.368337][  T188]  __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))
[    9.368339][  T188]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.368345][  T188]  ? 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)
[    9.368348][  T188]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.368351][  T188]  put_chars (drivers/char/virtio_console.c:1176)
[    9.368354][  T188]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.368355][  T188]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.368360][  T188]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.368365][  T188]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.368371][  T188]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.368373][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.368375][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.368379][  T188]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.368383][  T188]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.368385][  T188]  ? 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))
[    9.368388][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.368390][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.368394][  T188]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.368398][  T188]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.368400][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.368405][  T188]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.368408][  T188]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.368410][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.368412][  T188]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.368416][  T188]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.368418][  T188]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.368421][  T188]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.368425][  T188]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.368429][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.368432][  T188]  _printk (kernel/printk/printk.c:2504)
[    9.368436][  T188]  ? snapshot_read.cold (user.c:?)
[    9.368439][  T188]  ? 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)
[    9.368441][  T188]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.368445][  T188]  ? 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)
[    9.368448][  T188]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.368451][  T188]  ? exit_notify (kernel/exit.c:780)
[    9.368453][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.368456][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.368460][  T188]  do_group_exit (kernel/exit.c:1151)
[    9.368463][  T188]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.368465][  T188]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.368467][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.368470][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.368473][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.368475][  T188] RIP: 0033:0x7f647612a1b8
[    9.368478][  T188] Code: Unable to access opcode bytes at 0x7f647612a18e.

Code starting with the faulting instruction
===========================================
[    9.368479][  T188] RSP: 002b:00007fff455df198 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.368481][  T188] RAX: ffffffffffffffda RBX: 00007f647625af88 RCX: 00007f647612a1b8
[    9.368482][  T188] RDX: 00007f6475e74fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.368483][  T188] RBP: 00007fff455df1f0 R08: 0000000000000000 R09: 0000000000008010
[    9.368484][  T188] R10: 00007fff455defb0 R11: 0000000000000246 R12: 0000000000000001
[    9.368485][  T188] R13: 0000000000000000 R14: 00007f6476259680 R15: 00007f647625afa0
| [   11.190194][  T262] softirqs last disabled at (36271): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.190196][  T262] Preemption disabled at:
| [   11.190197][  T262] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.190206][  T262] Tainted: [W]=WARN
[   11.190207][  T262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.190209][  T262] Call Trace:
[   11.190211][  T262]  <TASK>
[   11.190212][  T262]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.190218][  T262]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.190220][  T262]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.190225][  T262]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.190229][  T262]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.190234][  T262]  __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))
[   11.190236][  T262]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.190242][  T262]  ? 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)
[   11.190245][  T262]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.190248][  T262]  put_chars (drivers/char/virtio_console.c:1176)
[   11.190250][  T262]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   11.190252][  T262]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.190255][  T262]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.190258][  T262]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.190263][  T262]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.190265][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.190267][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.190272][  T262]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.190273][  T262]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.190276][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.190279][  T262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.190283][  T262]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.190287][  T262]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.190288][  T262]  ? 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))
[   11.190292][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.190294][  T262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.190298][  T262]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.190302][  T262]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.190304][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.190309][  T262]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.190312][  T262]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.190314][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.190316][  T262]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.190320][  T262]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.190321][  T262]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.190325][  T262]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.190329][  T262]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.190334][  T262]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   11.190337][  T262]  _printk (kernel/printk/printk.c:2504)
[   11.190341][  T262]  ? snapshot_read.cold (user.c:?)
[   11.190347][  T262]  ? 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)
[   11.190350][  T262] gre_init (gre.mod.c:?) gre
[   11.190352][  T262]  do_one_initcall (init/main.c:1357)
[   11.190355][  T262]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.190360][  T262]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.190363][  T262]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.190368][  T262]  do_init_module (kernel/module/main.c:3117)
[   11.190371][  T262]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.190376][  T262]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.190379][  T262]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.190383][  T262]  load_module (kernel/module/main.c:3593)
[   11.190390][  T262]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.190395][  T262]  ? backing_file_read_iter (fs/backing-file.c:211)
[   11.190399][  T262]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.190403][  T262]  init_module_from_file (kernel/module/main.c:3790)
[   11.190406][  T262]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.190414][  T262]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.190417][  T262]  ? 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)
[   11.190420][  T262]  idempotent_init_module (kernel/module/main.c:3802)
[   11.190424][  T262]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.190430][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.190433][  T262]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.190439][  T262]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.190441][  T262]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.190445][  T262]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.190447][  T262]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.190449][  T262]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.190452][  T262] RIP: 0033:0x7f73a018c37d
[   11.190455][  T262] 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
[   11.190457][  T262] RSP: 002b:00007ffde44cafb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.190460][  T262] RAX: ffffffffffffffda RBX: 0000563e2f605a40 RCX: 00007f73a018c37d
[   11.190462][  T262] RDX: 0000000000000000 RSI: 0000563df9591ffd RDI: 0000000000000001
[   11.190463][  T262] RBP: 00007ffde44cb050 R08: 0000000000000000 R09: 0000000000000000
[   11.190463][  T262] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563df9591ffd
[   11.190464][  T262] R13: 0000563e2f605a00 R14: 0000000000040000 R15: 0000000000000000
| [   12.861698][  T324] softirqs last disabled at (26567): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.861701][  T324] Preemption disabled at:
| [   12.861701][  T324] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.861711][  T324] Tainted: [W]=WARN
[   12.861712][  T324] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.861714][  T324] Call Trace:
[   12.861715][  T324]  <TASK>
[   12.861717][  T324]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.861723][  T324]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.861725][  T324]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.861730][  T324]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.861734][  T324]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.861740][  T324]  __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))
[   12.861742][  T324]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.861748][  T324]  ? 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)
[   12.861751][  T324]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.861754][  T324]  put_chars (drivers/char/virtio_console.c:1176)
[   12.861757][  T324]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   12.861759][  T324]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.861762][  T324]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.861766][  T324]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.861770][  T324]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.861774][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.861776][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.861784][  T324]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.861785][  T324]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.861789][  T324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.861792][  T324]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.861796][  T324]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.861800][  T324]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.861804][  T324]  ? 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))
[   12.861807][  T324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.861809][  T324]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.861814][  T324]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.861818][  T324]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.861820][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.861825][  T324]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.861828][  T324]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.861830][  T324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.861833][  T324]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.861836][  T324]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.861838][  T324]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.861842][  T324]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.861846][  T324]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.861852][  T324]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[   12.861855][  T324]  _printk (kernel/printk/printk.c:2504)
[   12.861859][  T324]  ? snapshot_read.cold (user.c:?)
[   12.861865][  T324]  ? 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)
[   12.861868][  T324] gact_init_module (net/sched/act_gact.c:180) act_gact
[   12.861871][  T324]  do_one_initcall (init/main.c:1357)
[   12.861873][  T324]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.861878][  T324]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.861881][  T324]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.861887][  T324]  do_init_module (kernel/module/main.c:3117)
[   12.861890][  T324]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.861895][  T324]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.861898][  T324]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.861902][  T324]  load_module (kernel/module/main.c:3593)
[   12.861910][  T324]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.861914][  T324]  ? __ia32_sys_fsconfig (??:?)
[   12.861917][  T324]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   12.861921][  T324]  ? backing_file_read_iter (fs/backing-file.c:211)
[   12.861924][  T324]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.861928][  T324]  init_module_from_file (kernel/module/main.c:3790)
[   12.861932][  T324]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.861940][  T324]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.861944][  T324]  ? 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)
[   12.861947][  T324]  idempotent_init_module (kernel/module/main.c:3802)
[   12.861950][  T324]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.861957][  T324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.861960][  T324]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.861966][  T324]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.861968][  T324]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.861972][  T324]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.861973][  T324]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.861976][  T324]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.861978][  T324] RIP: 0033:0x7fbe98ab137d
[   12.861982][  T324] 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
[   12.861984][  T324] RSP: 002b:00007ffc931b0a18 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.861987][  T324] RAX: ffffffffffffffda RBX: 000055f085fd3810 RCX: 00007fbe98ab137d
[   12.861988][  T324] RDX: 0000000000000000 RSI: 000055f050621ffd RDI: 0000000000000000
[   12.861989][  T324] RBP: 00007ffc931b0ab0 R08: 0000000000000000 R09: 0000000000000000
[   12.861990][  T324] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f050621ffd
[   12.861991][  T324] R13: 000055f085fd3960 R14: 0000000000040000 R15: 0000000000000000
| [   87.976062][  T547] softirqs last disabled at (30311): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   87.976064][  T547] Preemption disabled at:
| [   87.976065][  T547] 0x0
| [   87.976076][  T547] Tainted: [W]=WARN
[   87.976077][  T547] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.976078][  T547] Call Trace:
[   87.976086][  T547]  <TASK>
[   87.976087][  T547]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   87.976094][  T547]  __might_resched.cold (kernel/sched/core.c:9234)
[   87.976099][  T547]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   87.976103][  T547]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   87.976109][  T547]  __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))
[   87.976111][  T547]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.976117][  T547]  ? 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)
[   87.976120][  T547]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.976123][  T547]  put_chars (drivers/char/virtio_console.c:1176)
[   87.976126][  T547]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   87.976127][  T547]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   87.976132][  T547]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   87.976137][  T547]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   87.976144][  T547]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   87.976146][  T547]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.976148][  T547]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.976152][  T547]  console_emit_next_record (kernel/printk/printk.c:3183)
[   87.976156][  T547]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   87.976158][  T547]  ? 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))
[   87.976161][  T547]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.976163][  T547]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.976167][  T547]  console_flush_one_record (kernel/printk/printk.c:3268)
[   87.976171][  T547]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   87.976173][  T547]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   87.976178][  T547]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   87.976181][  T547]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   87.976183][  T547]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.976185][  T547]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   87.976189][  T547]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   87.976191][  T547]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   87.976194][  T547]  vprintk_emit (kernel/printk/printk.c:2479)
[   87.976198][  T547]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   87.976201][  T547]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   87.976205][  T547]  _printk (kernel/printk/printk.c:2504)
[   87.976209][  T547]  ? snapshot_read.cold (user.c:?)
[   87.976212][  T547]  ? 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)
[   87.976215][  T547]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   87.976218][  T547]  ? 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)
[   87.976221][  T547]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   87.976225][  T547]  ? exit_notify (kernel/exit.c:780)
[   87.976227][  T547]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   87.976230][  T547]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.976234][  T547]  do_group_exit (kernel/exit.c:1151)
[   87.976237][  T547]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   87.976239][  T547]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   87.976241][  T547]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.976244][  T547]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   87.976247][  T547]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   87.976249][  T547] RIP: 0033:0x7f28e0ce11b8
[   87.976252][  T547] Code: Unable to access opcode bytes at 0x7f28e0ce118e.

Code starting with the faulting instruction
===========================================
[   87.976253][  T547] RSP: 002b:00007fff01a170c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   87.976255][  T547] RAX: ffffffffffffffda RBX: 00007f28e0e11f88 RCX: 00007f28e0ce11b8
[   87.976257][  T547] RDX: 00007f28e0a2bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   87.976258][  T547] RBP: 00007fff01a17120 R08: 0000000000000000 R09: 0000000000000050
[   87.976259][  T547] R10: 00007fff01a16ee0 R11: 0000000000000246 R12: 0000000000000001


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