======================================
| [   10.892331][  T219] softirqs last disabled at (3974): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   10.892333][  T219] Preemption disabled at:
| [   10.892334][  T219] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.892343][  T219] Tainted: [W]=WARN
[   10.892344][  T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.892346][  T219] Call Trace:
[   10.892347][  T219]  <TASK>
[   10.892349][  T219]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.892354][  T219]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.892356][  T219]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.892361][  T219]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.892365][  T219]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.892370][  T219]  __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))
[   10.892372][  T219]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.892378][  T219]  ? 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)
[   10.892380][  T219]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.892383][  T219]  put_chars (drivers/char/virtio_console.c:1176)
[   10.892386][  T219]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.892388][  T219]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   10.892392][  T219]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   10.892395][  T219]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.892398][  T219]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.892399][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.892401][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.892405][  T219]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.892406][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.892410][  T219]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.892414][  T219]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.892418][  T219]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.892419][  T219]  ? 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))
[   10.892422][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.892426][  T219]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.892430][  T219]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.892434][  T219]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.892436][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.892441][  T219]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.892443][  T219]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.892445][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.892447][  T219]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.892451][  T219]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.892453][  T219]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.892456][  T219]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.892459][  T219]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.892462][  T219]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   10.892465][  T219]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.892469][  T219]  _printk (kernel/printk/printk.c:2504)
[   10.892472][  T219]  ? snapshot_read.cold (user.c:?)
[   10.892474][  T219]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.892476][  T219]  ? kasan_save_stack (mm/kasan/common.c:58)
[   10.892479][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.892481][  T219]  ? mpol_to_str (mm/mempolicy.c:3580)
[   10.892483][  T219]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   10.892486][  T219]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   10.892489][  T219]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   10.892491][  T219]  ? netdev_notice (net/core/dev.c:13194)
[   10.892493][  T219]  ? ref_tracker_alloc (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:252 ./include/linux/refcount.h:283 ./include/linux/refcount.h:366 ./include/linux/refcount.h:383 lib/ref_tracker.c:265)
[   10.892497][  T219]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.892502][  T219]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   10.892506][  T219]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   10.892511][  T219]  dev_set_allmulti (net/core/dev_api.c:315)
[   10.892514][  T219]  vif_add (net/ipv4/ipmr.c:900)
[   10.892515][  T219]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   10.892518][  T219]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.892522][  T219]  ? pim_rcv (net/ipv4/ipmr.c:2441)
[   10.892525][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.892527][  T219]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.892532][  T219]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.892535][  T219]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.892546][  T219]  ip_mroute_setsockopt (net/ipv4/ipmr.c:1497 (discriminator 1))
[   10.892549][  T219]  ? ipmr_rtm_route (net/ipv4/ipmr.c:2973)
[   10.892557][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.892562][  T219]  do_ip_setsockopt (net/ipv4/ip_sockglue.c:952)
[   10.892566][  T219]  ? ip_sock_set_tos (net/ipv4/ip_sockglue.c:609)
[   10.892568][  T219]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   10.892570][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.892573][  T219]  ? filemap_update_page (mm/filemap.c:2607)
[   10.892576][  T219]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   10.892580][  T219]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   10.892582][  T219]  ? handle_pte_fault (mm/memory.c:6558)
[   10.892586][  T219]  ip_setsockopt (net/ipv4/ip_sockglue.c:1421)
[   10.892590][  T219]  raw_setsockopt (net/ipv4/raw.c:851)
[   10.892593][  T219]  ? raw_bind (net/ipv4/raw.c:733)
[   10.892595][  T219]  ? __handle_mm_fault (mm/memory.c:6707)
[   10.892597][  T219]  ? __pmd_alloc (./include/linux/mm.h:1762)
[   10.892601][  T219]  do_sock_setsockopt (net/socket.c:2397)
[   10.892605][  T219]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   10.892609][  T219]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.892613][  T219]  __sys_setsockopt (net/socket.c:2422)
[   10.892618][  T219]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   10.892620][  T219]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.892623][  T219]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.892625][  T219]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   10.892627][  T219]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.892629][  T219]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.892631][  T219]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.892633][  T219] RIP: 0033:0x7fa12e12b2de
[   10.892637][  T219] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 72 f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 e1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 72 f7 ff       	call   0xfffffffffff772ac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	e1                   	.byte 0xe1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	e1                   	.byte 0xe1
[   10.892639][  T219] RSP: 002b:00007ffe3049ce78 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   10.892641][  T219] RAX: ffffffffffffffda RBX: 0000556c6885d2c0 RCX: 00007fa12e12b2de
[   10.892643][  T219] RDX: 00000000000000ca RSI: 0000000000000000 RDI: 0000000000000007
[   10.892644][  T219] RBP: 00007ffe3049cf30 R08: 0000000000000010 R09: 0000000000000001
[   10.892645][  T219] R10: 00007ffe3049ceb0 R11: 0000000000000246 R12: 0000556c8b9886d4
[   10.892645][  T219] R13: 0000000000000001 R14: 0000556c8b9886c0 R15: 0000000000000000
| [   19.584208][  T310] softirqs last disabled at (16595): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   19.584211][  T310] Preemption disabled at:
| [   19.584211][  T310] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.584221][  T310] Tainted: [W]=WARN
[   19.584222][  T310] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.584224][  T310] Call Trace:
[   19.584225][  T310]  <TASK>
[   19.584227][  T310]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.584232][  T310]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.584235][  T310]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.584239][  T310]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.584243][  T310]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.584249][  T310]  __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))
[   19.584251][  T310]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.584257][  T310]  ? 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)
[   19.584260][  T310]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.584263][  T310]  put_chars (drivers/char/virtio_console.c:1176)
[   19.584265][  T310]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   19.584267][  T310]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.584270][  T310]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.584273][  T310]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.584278][  T310]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.584281][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.584282][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.584287][  T310]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.584288][  T310]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   19.584291][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.584294][  T310]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.584298][  T310]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.584302][  T310]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.584304][  T310]  ? 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))
[   19.584307][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.584309][  T310]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.584313][  T310]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.584317][  T310]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.584319][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.584324][  T310]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.584327][  T310]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.584329][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.584331][  T310]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.584335][  T310]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.584337][  T310]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.584340][  T310]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.584344][  T310]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.584350][  T310]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[   19.584353][  T310]  _printk (kernel/printk/printk.c:2504)
[   19.584356][  T310]  ? snapshot_read.cold (user.c:?)
[   19.584363][  T310]  ? 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)
[   19.584366][  T310] gact_init_module (net/sched/act_gact.c:180) act_gact
[   19.584368][  T310]  do_one_initcall (init/main.c:1357)
[   19.584370][  T310]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   19.584375][  T310]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   19.584378][  T310]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   19.584383][  T310]  do_init_module (kernel/module/main.c:3117)
[   19.584387][  T310]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   19.584391][  T310]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   19.584394][  T310]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   19.584398][  T310]  load_module (kernel/module/main.c:3593)
[   19.584406][  T310]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   19.584410][  T310]  ? __ia32_sys_fsconfig (??:?)
[   19.584412][  T310]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   19.584416][  T310]  ? backing_file_read_iter (fs/backing-file.c:211)
[   19.584420][  T310]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.584423][  T310]  init_module_from_file (kernel/module/main.c:3790)
[   19.584427][  T310]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   19.584435][  T310]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   19.584438][  T310]  ? 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)
[   19.584441][  T310]  idempotent_init_module (kernel/module/main.c:3802)
[   19.584445][  T310]  ? init_module_from_file (kernel/module/main.c:3791)
[   19.584451][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.584454][  T310]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   19.584460][  T310]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   19.584462][  T310]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.584465][  T310]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.584467][  T310]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.584470][  T310]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.584472][  T310] RIP: 0033:0x7f98557ee37d
[   19.584476][  T310] 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
[   19.584478][  T310] RSP: 002b:00007ffeadd92a38 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   19.584481][  T310] RAX: ffffffffffffffda RBX: 000055b2a08ae810 RCX: 00007f98557ee37d
[   19.584482][  T310] RDX: 0000000000000000 RSI: 000055b26d19effd RDI: 0000000000000000
[   19.584483][  T310] RBP: 00007ffeadd92ad0 R08: 0000000000000000 R09: 0000000000000000
[   19.584484][  T310] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b26d19effd
[   19.584485][  T310] R13: 000055b2a08ae960 R14: 0000000000040000 R15: 0000000000000000
| [   22.473843][  T219] softirqs last disabled at (24854): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   22.473846][  T219] Preemption disabled at:
| [   22.473847][  T219] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.473857][  T219] Tainted: [W]=WARN
[   22.473858][  T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.473860][  T219] Call Trace:
[   22.473861][  T219]  <TASK>
[   22.473863][  T219]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.473869][  T219]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.473871][  T219]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.473876][  T219]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.473880][  T219]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   22.473885][  T219]  __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))
[   22.473888][  T219]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.473893][  T219]  ? 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)
[   22.473896][  T219]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.473899][  T219]  put_chars (drivers/char/virtio_console.c:1176)
[   22.473902][  T219]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.473905][  T219]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.473910][  T219]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.473912][  T219]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.473918][  T219]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.473921][  T219]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.473923][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.473925][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.473929][  T219]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.473930][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.473935][  T219]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.473939][  T219]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.473943][  T219]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.473944][  T219]  ? 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))
[   22.473948][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.473950][  T219]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.473954][  T219]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.473959][  T219]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.473961][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.473966][  T219]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.473969][  T219]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.473971][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.473973][  T219]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.473977][  T219]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.473979][  T219]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.473982][  T219]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.473986][  T219]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.473990][  T219]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.473993][  T219]  _printk (kernel/printk/printk.c:2504)
[   22.473997][  T219]  ? snapshot_read.cold (user.c:?)
[   22.473999][  T219]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   22.474003][  T219]  ? stack_depot_save_flags (lib/stackdepot.c:728 (discriminator 3))
[   22.474007][  T219]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   22.474010][  T219]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   22.474014][  T219]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   22.474016][  T219]  ? netdev_notice (net/core/dev.c:13194)
[   22.474019][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.474024][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.474026][  T219]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   22.474030][  T219]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   22.474035][  T219]  dev_set_allmulti (net/core/dev_api.c:315)
[   22.474039][  T219]  mif6_delete (net/ipv6/ip6mr.c:782)
[   22.474044][  T219]  ? ipmr_expire_process (net/ipv4/ipmr.c:790)
[   22.474046][  T219]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.474048][  T219]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   22.474051][  T219]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   22.474053][  T219]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.474056][  T219]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   22.474059][  T219]  mroute_clean_tables (net/ipv4/ipmr.c:1343)
[   22.474062][  T219]  ? netlink_broadcast_filtered (net/netlink/af_netlink.c:1549)
[   22.474067][  T219]  ? do_one_broadcast (net/netlink/af_netlink.c:1500)
[   22.474069][  T219]  ? inet6_netconf_fill_devconf (./include/net/netlink.h:1614 net/ipv6/addrconf.c:564)
[   22.474074][  T219]  ? ip6mr_vif_seq_start (./include/linux/seq_file_net.h:21)
[   22.474082][  T219]  ? ip6mr_sk_done (net/ipv6/ip6mr.c:1682)
[   22.474083][  T219]  ip6mr_sk_done (net/ipv6/ip6mr.c:1682)
[   22.474087][  T219]  ? ip6mr_mfc_add (./include/net/ipv6.h:593)
[   22.474090][  T219]  ? ip6mr_get_table (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/ipv6/ip6mr.c:366 (discriminator 2))
[   22.474094][  T219]  ip6_mroute_setsockopt (net/ipv6/ip6mr.c:1749)
[   22.474098][  T219]  ? ip6mr_sk_done (net/ipv6/ip6mr.c:1670 (discriminator 2))
[   22.474100][  T219]  ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924)
[   22.474101][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   22.474105][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.474107][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.474109][  T219]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.474115][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.474116][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.474120][  T219]  do_ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:397)
[   22.474124][  T219]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   22.474129][  T219]  ? ipv6_set_opt_hdr (net/ipv6/ipv6_sockglue.c:343 (discriminator 1))
[   22.474131][  T219]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   22.474135][  T219]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   22.474138][  T219]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   22.474147][  T219]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   22.474150][  T219]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.474153][  T219]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.474154][  T219]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.474159][  T219]  ? kasan_save_stack (mm/kasan/common.c:58)
[   22.474162][  T219]  ? kasan_save_stack (mm/kasan/common.c:57)
[   22.474164][  T219]  ? kasan_record_aux_stack (mm/kasan/generic.c:556)
[   22.474166][  T219]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3181)
[   22.474168][  T219]  ? fput_close_sync (fs/file_table.c:617)
[   22.474170][  T219]  ? __x64_sys_close (fs/open.c:1560 fs/open.c:1545 fs/open.c:1545)
[   22.474173][  T219]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.474174][  T219]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.474180][  T219]  ? ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:980)
[   22.474182][  T219]  ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:980)
[   22.474186][  T219]  rawv6_setsockopt (net/ipv6/raw.c:1048)
[   22.474189][  T219]  ? raw6_seq_show (./include/net/raw.h:68)
[   22.474195][  T219]  do_sock_setsockopt (net/socket.c:2397)
[   22.474200][  T219]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   22.474202][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.474204][  T219]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.474207][  T219]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3206 (discriminator 6))
[   22.474212][  T219]  __sys_setsockopt (net/socket.c:2422)
[   22.474217][  T219]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   22.474219][  T219]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.474221][  T219]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.474222][  T219]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   22.474224][  T219]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.474225][  T219]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.474228][  T219]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.474230][  T219] RIP: 0033:0x7fa12e12b2de
[   22.474234][  T219] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 72 f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 e1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 72 f7 ff       	call   0xfffffffffff772ac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	e1                   	.byte 0xe1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	e1                   	.byte 0xe1
[   22.474236][  T219] RSP: 002b:00007ffe3049d288 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   22.474239][  T219] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007fa12e12b2de
[   22.474241][  T219] RDX: 00000000000000c9 RSI: 0000000000000029 RDI: 0000000000000008
[   22.474242][  T219] RBP: 00007ffe3049d2a0 R08: 0000000000000000 R09: 0000000000000160
[   22.474243][  T219] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004


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