======================================
| [   10.969230][  T219] softirqs last disabled at (3384): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   10.969232][  T219] Preemption disabled at:
| [   10.969233][  T219] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.969243][  T219] Tainted: [W]=WARN
[   10.969244][  T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.969245][  T219] Call Trace:
[   10.969247][  T219]  <TASK>
[   10.969249][  T219]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.969255][  T219]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.969257][  T219]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.969262][  T219]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.969267][  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)
[   10.969272][  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))
[   10.969274][  T219]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.969280][  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)
[   10.969283][  T219]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.969286][  T219]  put_chars (drivers/char/virtio_console.c:1176)
[   10.969289][  T219]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.969291][  T219]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   10.969295][  T219]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   10.969299][  T219]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.969302][  T219]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.969303][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.969305][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.969309][  T219]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.969310][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.969316][  T219]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.969321][  T219]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.969325][  T219]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.969327][  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))
[   10.969330][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.969334][  T219]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.969338][  T219]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.969343][  T219]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.969344][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.969350][  T219]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.969353][  T219]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.969355][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.969357][  T219]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.969361][  T219]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.969363][  T219]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.969367][  T219]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.969370][  T219]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.969373][  T219]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   10.969376][  T219]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.969380][  T219]  _printk (kernel/printk/printk.c:2504)
[   10.969384][  T219]  ? snapshot_read.cold (user.c:?)
[   10.969385][  T219]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.969388][  T219]  ? kasan_save_stack (mm/kasan/common.c:58)
[   10.969391][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.969393][  T219]  ? mpol_to_str (mm/mempolicy.c:3580)
[   10.969395][  T219]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   10.969398][  T219]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   10.969402][  T219]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   10.969404][  T219]  ? netdev_notice (net/core/dev.c:13194)
[   10.969405][  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)
[   10.969409][  T219]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.969415][  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)
[   10.969426][  T219]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   10.969433][  T219]  dev_set_allmulti (net/core/dev_api.c:315)
[   10.969438][  T219]  vif_add (net/ipv4/ipmr.c:900)
[   10.969440][  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)
[   10.969444][  T219]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.969451][  T219]  ? pim_rcv (net/ipv4/ipmr.c:2435)
[   10.969456][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.969459][  T219]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.969466][  T219]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.969469][  T219]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.969474][  T219]  ip_mroute_setsockopt (net/ipv4/ipmr.c:1491 (discriminator 1))
[   10.969477][  T219]  ? ipmr_rtm_route (net/ipv4/ipmr.c:2967)
[   10.969486][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.969490][  T219]  do_ip_setsockopt (net/ipv4/ip_sockglue.c:952)
[   10.969495][  T219]  ? ip_sock_set_tos (net/ipv4/ip_sockglue.c:609)
[   10.969497][  T219]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   10.969499][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.969502][  T219]  ? filemap_update_page (mm/filemap.c:2607)
[   10.969506][  T219]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   10.969510][  T219]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   10.969512][  T219]  ? handle_pte_fault (mm/memory.c:6558)
[   10.969516][  T219]  ip_setsockopt (net/ipv4/ip_sockglue.c:1421)
[   10.969520][  T219]  raw_setsockopt (net/ipv4/raw.c:851)
[   10.969523][  T219]  ? raw_bind (net/ipv4/raw.c:733)
[   10.969525][  T219]  ? __handle_mm_fault (mm/memory.c:6707)
[   10.969528][  T219]  ? __pmd_alloc (./include/linux/mm.h:1762)
[   10.969531][  T219]  do_sock_setsockopt (net/socket.c:2397)
[   10.969536][  T219]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   10.969541][  T219]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.969544][  T219]  __sys_setsockopt (net/socket.c:2422)
[   10.969549][  T219]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   10.969551][  T219]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.969554][  T219]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.969557][  T219]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   10.969558][  T219]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.969560][  T219]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.969563][  T219]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.969565][  T219] RIP: 0033:0x7f74ca4f62de
[   10.969569][  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
[   10.969571][  T219] RSP: 002b:00007ffe7a9a0b38 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   10.969573][  T219] RAX: ffffffffffffffda RBX: 00005615c0b852c0 RCX: 00007f74ca4f62de
[   10.969575][  T219] RDX: 00000000000000ca RSI: 0000000000000000 RDI: 0000000000000007
[   10.969576][  T219] RBP: 00007ffe7a9a0bf0 R08: 0000000000000010 R09: 0000000000000001
[   10.969577][  T219] R10: 00007ffe7a9a0b70 R11: 0000000000000246 R12: 00005615e937e6d4
[   10.969577][  T219] R13: 0000000000000001 R14: 00005615e937e6c0 R15: 0000000000000000
| [   19.829431][  T311] softirqs last disabled at (28151): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   19.829433][  T311] Preemption disabled at:
| [   19.829434][  T311] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.829443][  T311] Tainted: [W]=WARN
[   19.829444][  T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.829452][  T311] Call Trace:
[   19.829454][  T311]  <TASK>
[   19.829456][  T311]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.829463][  T311]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.829466][  T311]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.829472][  T311]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.829477][  T311]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.829482][  T311]  __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))
[   19.829485][  T311]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.829491][  T311]  ? 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)
[   19.829494][  T311]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.829497][  T311]  put_chars (drivers/char/virtio_console.c:1176)
[   19.829500][  T311]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   19.829502][  T311]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.829505][  T311]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.829508][  T311]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.829513][  T311]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.829515][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.829517][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.829522][  T311]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.829523][  T311]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   19.829526][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.829529][  T311]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.829533][  T311]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.829537][  T311]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.829539][  T311]  ? 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))
[   19.829542][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.829544][  T311]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.829548][  T311]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.829553][  T311]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.829554][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.829560][  T311]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.829562][  T311]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.829564][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.829567][  T311]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.829570][  T311]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.829572][  T311]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.829576][  T311]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.829580][  T311]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.829586][  T311]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[   19.829590][  T311]  _printk (kernel/printk/printk.c:2504)
[   19.829593][  T311]  ? snapshot_read.cold (user.c:?)
[   19.829600][  T311]  ? 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)
[   19.829603][  T311] gact_init_module (net/sched/act_gact.c:180) act_gact
[   19.829606][  T311]  do_one_initcall (init/main.c:1357)
[   19.829608][  T311]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   19.829613][  T311]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   19.829616][  T311]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   19.829621][  T311]  do_init_module (kernel/module/main.c:3117)
[   19.829625][  T311]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   19.829629][  T311]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   19.829632][  T311]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   19.829636][  T311]  load_module (kernel/module/main.c:3593)
[   19.829644][  T311]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   19.829648][  T311]  ? __ia32_sys_fsconfig (??:?)
[   19.829651][  T311]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   19.829655][  T311]  ? backing_file_read_iter (fs/backing-file.c:211)
[   19.829658][  T311]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.829662][  T311]  init_module_from_file (kernel/module/main.c:3790)
[   19.829665][  T311]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   19.829674][  T311]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   19.829677][  T311]  ? 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)
[   19.829680][  T311]  idempotent_init_module (kernel/module/main.c:3802)
[   19.829684][  T311]  ? init_module_from_file (kernel/module/main.c:3791)
[   19.829690][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.829692][  T311]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   19.829698][  T311]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   19.829700][  T311]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.829704][  T311]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.829706][  T311]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.829708][  T311]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.829711][  T311] RIP: 0033:0x7f687efff37d
[   19.829714][  T311] 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
[   19.829716][  T311] RSP: 002b:00007ffe8ce59118 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   19.829719][  T311] RAX: ffffffffffffffda RBX: 000055a673491810 RCX: 00007f687efff37d
[   19.829720][  T311] RDX: 0000000000000000 RSI: 000055a6451ccffd RDI: 0000000000000000
[   19.829721][  T311] RBP: 00007ffe8ce591b0 R08: 0000000000000000 R09: 0000000000000000
[   19.829722][  T311] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a6451ccffd
[   19.829723][  T311] R13: 000055a673491960 R14: 0000000000040000 R15: 0000000000000000
| [   22.914228][  T219] softirqs last disabled at (11522): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   22.914230][  T219] Preemption disabled at:
| [   22.914231][  T219] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.914240][  T219] Tainted: [W]=WARN
[   22.914241][  T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.914243][  T219] Call Trace:
[   22.914244][  T219]  <TASK>
[   22.914246][  T219]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.914252][  T219]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.914255][  T219]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.914259][  T219]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.914263][  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)
[   22.914268][  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))
[   22.914270][  T219]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.914276][  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)
[   22.914279][  T219]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.914282][  T219]  put_chars (drivers/char/virtio_console.c:1176)
[   22.914284][  T219]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.914287][  T219]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.914292][  T219]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.914294][  T219]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.914298][  T219]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.914301][  T219]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.914302][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.914304][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.914308][  T219]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.914309][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.914314][  T219]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.914318][  T219]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.914322][  T219]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.914323][  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))
[   22.914327][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.914329][  T219]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.914333][  T219]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.914337][  T219]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.914339][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.914344][  T219]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.914347][  T219]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.914349][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.914351][  T219]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.914355][  T219]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.914356][  T219]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.914360][  T219]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.914363][  T219]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.914367][  T219]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.914371][  T219]  _printk (kernel/printk/printk.c:2504)
[   22.914374][  T219]  ? snapshot_read.cold (user.c:?)
[   22.914376][  T219]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   22.914379][  T219]  ? stack_depot_save_flags (lib/stackdepot.c:728 (discriminator 3))
[   22.914384][  T219]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   22.914387][  T219]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   22.914391][  T219]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   22.914393][  T219]  ? netdev_notice (net/core/dev.c:13194)
[   22.914396][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.914401][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.914403][  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)
[   22.914407][  T219]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   22.914411][  T219]  dev_set_allmulti (net/core/dev_api.c:315)
[   22.914415][  T219]  mif6_delete (net/ipv6/ip6mr.c:782)
[   22.914420][  T219]  ? ipmr_expire_process (net/ipv4/ipmr.c:790)
[   22.914422][  T219]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.914425][  T219]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   22.914427][  T219]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   22.914429][  T219]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.914432][  T219]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   22.914435][  T219]  mroute_clean_tables (net/ipv4/ipmr.c:1337)
[   22.914438][  T219]  ? netlink_broadcast_filtered (net/netlink/af_netlink.c:1549)
[   22.914442][  T219]  ? do_one_broadcast (net/netlink/af_netlink.c:1500)
[   22.914444][  T219]  ? inet6_netconf_fill_devconf (./include/net/netlink.h:1614 net/ipv6/addrconf.c:564)
[   22.914450][  T219]  ? ip6mr_vif_seq_start (./include/linux/seq_file_net.h:21)
[   22.914463][  T219]  ? ip6mr_sk_done (net/ipv6/ip6mr.c:1677)
[   22.914465][  T219]  ip6mr_sk_done (net/ipv6/ip6mr.c:1677)
[   22.914470][  T219]  ? ip6mr_mfc_add (./include/net/ipv6.h:593)
[   22.914475][  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))
[   22.914482][  T219]  ip6_mroute_setsockopt (net/ipv6/ip6mr.c:1744)
[   22.914487][  T219]  ? ip6mr_sk_done (net/ipv6/ip6mr.c:1665 (discriminator 2))
[   22.914489][  T219]  ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924)
[   22.914492][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   22.914495][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.914497][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.914499][  T219]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.914504][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.914506][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.914509][  T219]  do_ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:397)
[   22.914512][  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))
[   22.914518][  T219]  ? ipv6_set_opt_hdr (net/ipv6/ipv6_sockglue.c:343 (discriminator 1))
[   22.914520][  T219]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   22.914523][  T219]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   22.914526][  T219]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   22.914535][  T219]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   22.914537][  T219]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.914540][  T219]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.914542][  T219]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.914546][  T219]  ? kasan_save_stack (mm/kasan/common.c:58)
[   22.914549][  T219]  ? kasan_save_stack (mm/kasan/common.c:57)
[   22.914551][  T219]  ? kasan_record_aux_stack (mm/kasan/generic.c:556)
[   22.914553][  T219]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3181)
[   22.914555][  T219]  ? fput_close_sync (fs/file_table.c:617)
[   22.914557][  T219]  ? __x64_sys_close (fs/open.c:1560 fs/open.c:1545 fs/open.c:1545)
[   22.914560][  T219]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.914561][  T219]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.914566][  T219]  ? ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:980)
[   22.914569][  T219]  ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:980)
[   22.914572][  T219]  rawv6_setsockopt (net/ipv6/raw.c:1048)
[   22.914575][  T219]  ? raw6_seq_show (./include/net/raw.h:68)
[   22.914581][  T219]  do_sock_setsockopt (net/socket.c:2397)
[   22.914585][  T219]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   22.914587][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.914589][  T219]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.914593][  T219]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3206 (discriminator 6))
[   22.914597][  T219]  __sys_setsockopt (net/socket.c:2422)
[   22.914601][  T219]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   22.914603][  T219]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.914605][  T219]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.914607][  T219]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   22.914608][  T219]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.914610][  T219]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.914612][  T219]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.914614][  T219] RIP: 0033:0x7f74ca4f62de
[   22.914618][  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
[   22.914620][  T219] RSP: 002b:00007ffe7a9a0f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   22.914623][  T219] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f74ca4f62de
[   22.914625][  T219] RDX: 00000000000000c9 RSI: 0000000000000029 RDI: 0000000000000008
[   22.914625][  T219] RBP: 00007ffe7a9a0f60 R08: 0000000000000000 R09: 0000000000000160
[   22.914626][  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