======================================
| [    9.465441][  T178] softirqs last disabled at (6584): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [    9.465443][  T178] Preemption disabled at:
| [    9.465443][  T178] vprintk_emit (kernel/printk/printk.c:2471)
| [    9.465453][  T178] Tainted: [W]=WARN
[    9.465454][  T178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.465456][  T178] Call Trace:
[    9.465457][  T178]  <TASK>
[    9.465458][  T178]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.465464][  T178]  ? vprintk_emit (kernel/printk/printk.c:2471)
[    9.465467][  T178]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.465471][  T178]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.465475][  T178]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.465480][  T178]  __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))
[    9.465483][  T178]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.465488][  T178]  ? 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)
[    9.465491][  T178]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.465494][  T178]  put_chars (drivers/char/virtio_console.c:1176)
[    9.465496][  T178]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.465497][  T178]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[    9.465501][  T178]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[    9.465505][  T178]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.465507][  T178]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.465509][  T178]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.465511][  T178]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.465515][  T178]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.465516][  T178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.465520][  T178]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.465524][  T178]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.465527][  T178]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.465529][  T178]  ? 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))
[    9.465532][  T178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.465536][  T178]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.465540][  T178]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.465544][  T178]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.465545][  T178]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.465550][  T178]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.465553][  T178]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.465555][  T178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.465557][  T178]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.465560][  T178]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.465562][  T178]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.465565][  T178]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.465569][  T178]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.465572][  T178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.465575][  T178]  _printk (kernel/printk/printk.c:2504)
[    9.465579][  T178]  ? snapshot_read.cold (user.c:?)
[    9.465582][  T178]  ? in6_dev_get (./include/linux/rcupdate.h:882 ./include/net/addrconf.h:410)
[    9.465586][  T178]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[    9.465589][  T178]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[    9.465592][  T178]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[    9.465594][  T178]  ? netdev_notice (net/core/dev.c:13194)
[    9.465597][  T178]  ? 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)
[    9.465601][  T178]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.465605][  T178]  ? 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)
[    9.465609][  T178]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[    9.465613][  T178]  dev_set_allmulti (net/core/dev_api.c:315)
[    9.465617][  T178]  vif_add (net/ipv4/ipmr.c:875)
[    9.465619][  T178]  ? __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)
[    9.465621][  T178]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[    9.465625][  T178]  ? pim_rcv (net/ipv4/ipmr.c:2441)
[    9.465628][  T178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.465630][  T178]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    9.465635][  T178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.465641][  T178]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    9.465645][  T178]  ip_mroute_setsockopt (net/ipv4/ipmr.c:1497 (discriminator 1))
[    9.465648][  T178]  ? ipmr_rtm_route (net/ipv4/ipmr.c:2973)
[    9.465650][  T178]  ? __mark_inode_dirty (./include/linux/spinlock.h:347 fs/fs-writeback.c:2773)
[    9.465654][  T178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.465657][  T178]  ? __mark_inode_dirty (./include/linux/spinlock.h:401 fs/fs-writeback.c:2835)
[    9.465659][  T178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5593)
[    9.465663][  T178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.465667][  T178]  do_ip_setsockopt (net/ipv4/ip_sockglue.c:952)
[    9.465671][  T178]  ? file_update_time_flags (fs/inode.c:2484)
[    9.465674][  T178]  ? ip_sock_set_tos (net/ipv4/ip_sockglue.c:609)
[    9.465677][  T178]  ? fault_dirty_shared_page (mm/memory.c:3858)
[    9.465681][  T178]  ? do_pte_missing (mm/memory.c:6092 mm/memory.c:6138 mm/memory.c:4700)
[    9.465685][  T178]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[    9.465687][  T178]  ? handle_pte_fault (mm/memory.c:6558)
[    9.465691][  T178]  ip_setsockopt (net/ipv4/ip_sockglue.c:1421)
[    9.465695][  T178]  raw_setsockopt (net/ipv4/raw.c:851)
[    9.465698][  T178]  ? raw_bind (net/ipv4/raw.c:733)
[    9.465700][  T178]  ? __handle_mm_fault (mm/memory.c:6707)
[    9.465702][  T178]  ? __pmd_alloc (./include/linux/mm.h:1762)
[    9.465706][  T178]  do_sock_setsockopt (net/socket.c:2397)
[    9.465710][  T178]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[    9.465714][  T178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.465718][  T178]  __sys_setsockopt (net/socket.c:2422)
[    9.465722][  T178]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[    9.465725][  T178]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.465728][  T178]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    9.465730][  T178]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[    9.465732][  T178]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.465733][  T178]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.465736][  T178]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.465738][  T178] RIP: 0033:0x7fc796ce82de
[    9.465742][  T178] 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
[    9.465749][  T178] RSP: 002b:00007ffc61d89f48 EFLAGS: 00000206 ORIG_RAX: 0000000000000036
[    9.465752][  T178] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc796ce82de
[    9.465753][  T178] RDX: 00000000000000ca RSI: 0000000000000000 RDI: 0000000000000006
[    9.465754][  T178] RBP: 00007ffc61d89fc0 R08: 0000000000000010 R09: 0000000000000000
[    9.465755][  T178] R10: 00007ffc61d89ffc R11: 0000000000000206 R12: 00007ffc61d8a6c8
[    9.465756][  T178] R13: 0000000000000001 R14: 00007fc796e30000 R15: 000000000040be00
| [   10.548772][  T223] softirqs last disabled at (4297): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.548774][  T223] Preemption disabled at:
| [   10.548775][  T223] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.548784][  T223] Tainted: [W]=WARN
[   10.548785][  T223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.548787][  T223] Call Trace:
[   10.548788][  T223]  <TASK>
[   10.548790][  T223]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.548796][  T223]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.548798][  T223]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.548802][  T223]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.548807][  T223]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.548812][  T223]  __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))
[   10.548814][  T223]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.548820][  T223]  ? 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)
[   10.548823][  T223]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.548826][  T223]  put_chars (drivers/char/virtio_console.c:1176)
[   10.548828][  T223]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.548831][  T223]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.548835][  T223]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.548838][  T223]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.548841][  T223]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.548844][  T223]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.548846][  T223]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.548847][  T223]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.548851][  T223]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.548852][  T223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.548856][  T223]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.548860][  T223]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.548864][  T223]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.548866][  T223]  ? 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))
[   10.548869][  T223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.548871][  T223]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.548875][  T223]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.548879][  T223]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.548881][  T223]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.548886][  T223]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.548889][  T223]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.548890][  T223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.548892][  T223]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.548896][  T223]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.548898][  T223]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.548901][  T223]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.548905][  T223]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.548907][  T223]  ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924)
[   10.548912][  T223]  _printk (kernel/printk/printk.c:2504)
[   10.548915][  T223]  ? snapshot_read.cold (user.c:?)
[   10.548917][  T223]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.548921][  T223]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   10.548924][  T223]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   10.548928][  T223]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   10.548930][  T223]  ? netdev_notice (net/core/dev.c:13194)
[   10.548931][  T223]  ? 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)
[   10.548935][  T223]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.548941][  T223]  ? 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)
[   10.548945][  T223]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   10.548949][  T223]  dev_set_allmulti (net/core/dev_api.c:315)
[   10.548954][  T223]  vif_add (net/ipv4/ipmr.c:900)
[   10.548956][  T223]  ? __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)
[   10.548958][  T223]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.548960][  T223]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.548963][  T223]  ? pim_rcv (net/ipv4/ipmr.c:2441)
[   10.548966][  T223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.548968][  T223]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.548974][  T223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.548976][  T223]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.548981][  T223]  ip_mroute_setsockopt (net/ipv4/ipmr.c:1497 (discriminator 1))
[   10.548984][  T223]  ? ipmr_rtm_route (net/ipv4/ipmr.c:2973)
[   10.548986][  T223]  ? __mark_inode_dirty (./include/linux/spinlock.h:347 fs/fs-writeback.c:2773)
[   10.548990][  T223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.548994][  T223]  ? __mark_inode_dirty (./include/linux/spinlock.h:401 fs/fs-writeback.c:2835)
[   10.548995][  T223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5593)
[   10.548999][  T223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.549003][  T223]  do_ip_setsockopt (net/ipv4/ip_sockglue.c:952)
[   10.549007][  T223]  ? file_update_time_flags (fs/inode.c:2484)
[   10.549011][  T223]  ? ip_sock_set_tos (net/ipv4/ip_sockglue.c:609)
[   10.549014][  T223]  ? fault_dirty_shared_page (mm/memory.c:3858)
[   10.549018][  T223]  ? do_pte_missing (mm/memory.c:6092 mm/memory.c:6138 mm/memory.c:4700)
[   10.549022][  T223]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   10.549024][  T223]  ? handle_pte_fault (mm/memory.c:6558)
[   10.549028][  T223]  ip_setsockopt (net/ipv4/ip_sockglue.c:1421)
[   10.549032][  T223]  raw_setsockopt (net/ipv4/raw.c:851)
[   10.549036][  T223]  ? raw_bind (net/ipv4/raw.c:733)
[   10.549037][  T223]  ? __handle_mm_fault (mm/memory.c:6707)
[   10.549040][  T223]  ? __pmd_alloc (./include/linux/mm.h:1762)
[   10.549043][  T223]  do_sock_setsockopt (net/socket.c:2397)
[   10.549048][  T223]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   10.549052][  T223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.549056][  T223]  __sys_setsockopt (net/socket.c:2422)
[   10.549061][  T223]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   10.549062][  T223]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.549066][  T223]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.549068][  T223]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   10.549070][  T223]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.549071][  T223]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.549074][  T223]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.549076][  T223] RIP: 0033:0x7fc796ce82de
[   10.549080][  T223] 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
[   10.549082][  T223] RSP: 002b:00007ffc61d89eb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000036
[   10.549085][  T223] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc796ce82de
[   10.549086][  T223] RDX: 00000000000000ca RSI: 0000000000000000 RDI: 0000000000000006
[   10.549087][  T223] RBP: 00007ffc61d89fc0 R08: 0000000000000010 R09: 0000000000000000
[   10.549088][  T223] R10: 00007ffc61d89f00 R11: 0000000000000206 R12: 00007ffc61d8a6c8
[   10.549088][  T223] R13: 0000000000000001 R14: 00007fc796e30000 R15: 000000000040be00
| [   11.598509][  T268] softirqs last disabled at (4336): fpu_clone (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:710 (discriminator 2))
| [   11.598511][  T268] Preemption disabled at:
| [   11.598512][  T268] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.598521][  T268] Tainted: [W]=WARN
[   11.598522][  T268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.598524][  T268] Call Trace:
[   11.598525][  T268]  <TASK>
[   11.598527][  T268]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.598532][  T268]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.598534][  T268]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.598539][  T268]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.598543][  T268]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.598548][  T268]  __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))
[   11.598550][  T268]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.598555][  T268]  ? 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)
[   11.598558][  T268]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.598561][  T268]  put_chars (drivers/char/virtio_console.c:1176)
[   11.598562][  T268]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   11.598564][  T268]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.598567][  T268]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.598571][  T268]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.598575][  T268]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.598578][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.598579][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.598584][  T268]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.598585][  T268]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.598588][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.598591][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.598595][  T268]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.598599][  T268]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.598601][  T268]  ? 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))
[   11.598604][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.598606][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.598610][  T268]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.598614][  T268]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.598616][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.598621][  T268]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.598624][  T268]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.598625][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.598628][  T268]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.598631][  T268]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.598633][  T268]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.598636][  T268]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.598643][  T268]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.598645][  T268]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.598648][  T268]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.598651][  T268]  _printk (kernel/printk/printk.c:2504)
[   11.598654][  T268]  ? snapshot_read.cold (user.c:?)
[   11.598657][  T268]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.598659][  T268]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.598662][  T268]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   11.598665][  T268]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   11.598668][  T268]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   11.598670][  T268]  ? netdev_notice (net/core/dev.c:13194)
[   11.598672][  T268]  ? 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)
[   11.598676][  T268]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   11.598681][  T268]  ? 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)
[   11.598685][  T268]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   11.598689][  T268]  dev_set_allmulti (net/core/dev_api.c:315)
[   11.598692][  T268]  ? dev_get_by_index (./include/linux/rcupdate.h:882 net/core/dev.c:1025)
[   11.598696][  T268]  mif6_add (net/ipv6/ip6mr.c:943)
[   11.598699][  T268]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.598703][  T268]  ? mr6_netlink_event (./include/net/net_namespace.h:422 (discriminator 7))
[   11.598705][  T268]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.598708][  T268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.598711][  T268]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.598716][  T268]  ip6_mroute_setsockopt (net/ipv6/ip6mr.c:1759 (discriminator 1))
[   11.598720][  T268]  ? ip6mr_sk_done (net/ipv6/ip6mr.c:1670 (discriminator 2))
[   11.598722][  T268]  ? validate_chain (kernel/locking/lockdep.c:154 (discriminator 5) kernel/locking/lockdep.c:202 (discriminator 5) kernel/locking/lockdep.c:3329 (discriminator 5) kernel/locking/lockdep.c:3924 (discriminator 5))
[   11.598726][  T268]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.598732][  T268]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.598734][  T268]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.598737][  T268]  do_ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:397)
[   11.598743][  T268]  ? ipv6_set_opt_hdr (net/ipv6/ipv6_sockglue.c:343 (discriminator 1))
[   11.598747][  T268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.598754][  T268]  ? __mark_inode_dirty (./include/linux/spinlock.h:401 fs/fs-writeback.c:2835)
[   11.598757][  T268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5593)
[   11.598759][  T268]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.598761][  T268]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.598763][  T268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.598767][  T268]  ? 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)
[   11.598769][  T268]  ? preempt_count_add (./include/linux/ftrace.h:1177 kernel/sched/core.c:5970 kernel/sched/core.c:5967 kernel/sched/core.c:6000)
[   11.598771][  T268]  ? mnt_put_write_access_file (fs/namespace.c:556 fs/namespace.c:580 fs/namespace.c:577)
[   11.598774][  T268]  ? mnt_put_write_access_file (fs/namespace.c:558 (discriminator 1) fs/namespace.c:580 (discriminator 1) fs/namespace.c:577 (discriminator 1))
[   11.598776][  T268]  ? file_update_time_flags (fs/inode.c:2484)
[   11.598780][  T268]  ? fault_dirty_shared_page (mm/memory.c:3858)
[   11.598784][  T268]  ? do_pte_missing (mm/memory.c:6092 mm/memory.c:6138 mm/memory.c:4700)
[   11.598789][  T268]  ? ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:980)
[   11.598791][  T268]  ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:980)
[   11.598795][  T268]  rawv6_setsockopt (net/ipv6/raw.c:1048)
[   11.598797][  T268]  ? mksaveddirty_shift (./arch/x86/include/asm/pgtable.h:373)
[   11.598799][  T268]  ? raw6_seq_show (./include/net/raw.h:68)
[   11.598803][  T268]  ? __pmd_alloc (./include/linux/mm.h:1762)
[   11.598807][  T268]  do_sock_setsockopt (net/socket.c:2397)
[   11.598811][  T268]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   11.598815][  T268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.598819][  T268]  __sys_setsockopt (net/socket.c:2422)
[   11.598823][  T268]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   11.598825][  T268]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.598829][  T268]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.598831][  T268]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   11.598833][  T268]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.598834][  T268]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.598837][  T268]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.598839][  T268] RIP: 0033:0x7fc796ce82de
[   11.598843][  T268] 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
[   11.598845][  T268] RSP: 002b:00007ffc61d89f18 EFLAGS: 00000206 ORIG_RAX: 0000000000000036
[   11.598848][  T268] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc796ce82de
[   11.598849][  T268] RDX: 00000000000000ca RSI: 0000000000000029 RDI: 0000000000000006
[   11.598850][  T268] RBP: 00007ffc61d89fc0 R08: 000000000000000c R09: 0000000000000000
[   11.598851][  T268] R10: 00007ffc61d89ffc R11: 0000000000000206 R12: 00007ffc61d8a6c8


Finger prints:
fpu_clone:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
inet6_fill_ifla6_attrs:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars