======================================
| [   27.066295][  T364] ==================================================================
| [   27.066691][  T364] BUG: KASAN: null-ptr-deref in try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
| [   27.067045][  T364] Write of size 8 at addr 0000000000000000 by task ip/364
| [   27.067338][  T364]
[   27.067461][  T364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.067464][  T364] Call Trace:
[   27.067468][  T364]  <TASK>
[   27.067472][  T364]  dump_stack_lvl (lib/dump_stack.c:123)
[   27.067482][  T364]  ? try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   27.067485][  T364]  kasan_report (mm/kasan/report.c:597)
[   27.067494][  T364]  ? try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   27.067505][  T364]  kasan_check_range (mm/kasan/generic.c:194 mm/kasan/generic.c:200)
[   27.067513][  T364]  try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   27.067519][  T364]  __cancel_work (kernel/workqueue.c:2161 kernel/workqueue.c:4364)
[   27.067522][  T364]  ? enable_delayed_work (kernel/workqueue.c:4359)
[   27.067526][  T364]  ? queue_delayed_work_on (kernel/workqueue.c:2590)
[   27.067530][  T364]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   27.067542][  T364]  __cancel_work_sync (kernel/workqueue.c:4383)
[   27.067547][  T364]  __dev_close_many (net/core/dev.c:1879 (discriminator 2) net/core/dev.c:1932 (discriminator 2))
[   27.067557][  T364]  ? netdev_notify_peers (net/core/dev.c:1891)
[   27.067562][  T364]  ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:455)
[   27.067567][  T364]  __dev_change_flags (./include/linux/list.h:119 ./include/linux/list.h:223 ./include/linux/list.h:237 net/core/dev.c:1945 net/core/dev.c:9924)
[   27.067570][  T364]  ? __free_zapped_classes (kernel/locking/lockdep.c:5343)
[   27.067577][  T364]  ? netif_set_allmulti (net/core/dev.c:9890)
[   27.067579][  T364]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   27.067586][  T364]  netif_change_flags (net/core/dev.c:9989)
[   27.067590][  T364]  do_setlink.constprop.0 (net/core/rtnetlink.c:3158)
[   27.067596][  T364]  ? rtnl_newlink_create (net/core/rtnetlink.c:3036)
[   27.067607][  T364]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.067620][  T364]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[   27.067626][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.067631][  T364]  ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113)
[   27.067635][  T364]  ? __mutex_handoff (kernel/locking/mutex.c:88)
[   27.067643][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   27.067648][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   27.067651][  T364]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21))
[   27.067655][  T364]  ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:739 kernel/locking/mutex.c:760)
[   27.067660][  T364]  ? __create_object (mm/kmemleak.c:786)
[   27.067667][  T364]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   27.067671][  T364]  ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4071)
[   27.067674][  T364]  ? ww_mutex_lock (kernel/locking/mutex.c:759)
[   27.067682][  T364]  ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21))
[   27.067689][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:3922)
[   27.067700][  T364]  rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4073)
[   27.067705][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   27.067708][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.067714][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.067718][  T364]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/core/rtnetlink.c:6956)
[   27.067720][  T364]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   27.067725][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   27.067728][  T364]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   27.067732][  T364]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   27.067734][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.067741][  T364]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   27.067747][  T364]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   27.067750][  T364]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   27.067757][  T364]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/netlink/af_netlink.c:340)
[   27.067760][  T364]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333)
[   27.067764][  T364]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   27.067768][  T364]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   27.067772][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.067777][  T364]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   27.067782][  T364]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   27.067785][  T364]  ? __import_iovec (lib/iov_iter.c:1346 lib/iov_iter.c:1361)
[   27.067795][  T364]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   27.067799][  T364]  ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2630)
[   27.067806][  T364]  ? get_timestamp.constprop.0 (net/socket.c:2576)
[   27.067809][  T364]  ? __copy_msghdr (net/socket.c:2556)
[   27.067816][  T364]  ___sys_sendmsg (net/socket.c:2686)
[   27.067819][  T364]  ? kasan_record_aux_stack (mm/kasan/generic.c:559)
[   27.067822][  T364]  ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3125)
[   27.067829][  T364]  ? copy_msghdr_from_user (net/socket.c:2673)
[   27.067834][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.067838][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.067844][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.067847][  T364]  ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:979 ./include/linux/mmzone.h:2197 arch/x86/mm/physaddr.c:65)
[   27.067853][  T364]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   27.067864][  T364]  __sys_sendmsg (net/socket.c:2716)
[   27.067868][  T364]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   27.067872][  T364]  ? __sys_sendmsg_sock (net/socket.c:2701)
[   27.067880][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   27.067883][  T364]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.067890][  T364]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   27.067894][  T364] RIP: 0033:0x7fa3538b41d7
[   27.067899][  T364] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.067901][  T364] RSP: 002b:00007ffd921cc098 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.067906][  T364] RAX: ffffffffffffffda RBX: 00007ffd921cc7c0 RCX: 00007fa3538b41d7
[   27.067908][  T364] RDX: 0000000000000000 RSI: 00007ffd921cc100 RDI: 0000000000000005
[   27.067910][  T364] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   27.067911][  T364] R10: 00007fa3537b0f60 R11: 0000000000000246 R12: 0000000000000003
[   27.067913][  T364] R13: 00000000691cd80f R14: 0000000000499600 R15: 0000000000000000
| [   27.089930][  T364] #PF: error_code(0x0002) - not-present page
| [   27.090188][  T364] PGD bb09067 P4D bb09067 PUD c516067 PMD 0
| [   27.090438][  T364] Oops: Oops: 0002 [#1] SMP KASAN
| [   27.091150][  T364] Tainted: [B]=BAD_PAGE
[   27.091355][  T364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.091613][  T364] RIP: 0010:try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   27.091884][  T364] Code: 00 41 89 c0 b8 01 00 00 00 45 85 c0 74 0f 48 83 c4 10 5b 5d 41 5c 41 5d 41 5e 41 5f c3 be 08 00 00 00 48 89 df e8 7f 7f 81 00 <f0> 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
All code
========
   0:	00 41 89             	add    %al,-0x77(%rcx)
   3:	c0 b8 01 00 00 00 45 	sarb   $0x45,0x1(%rax)
   a:	85 c0                	test   %eax,%eax
   c:	74 0f                	je     0x1d
   e:	48 83 c4 10          	add    $0x10,%rsp
  12:	5b                   	pop    %rbx
  13:	5d                   	pop    %rbp
  14:	41 5c                	pop    %r12
  16:	41 5d                	pop    %r13
  18:	41 5e                	pop    %r14
  1a:	41 5f                	pop    %r15
  1c:	c3                   	ret
  1d:	be 08 00 00 00       	mov    $0x8,%esi
  22:	48 89 df             	mov    %rbx,%rdi
  25:	e8 7f 7f 81 00       	call   0x817fa9
  2a:*	f0 48 0f ba 2b 00    	lock btsq $0x0,(%rbx)		<-- trapping instruction
  30:	72 11                	jb     0x43
  32:	48 83 c4 10          	add    $0x10,%rsp
  36:	31 c0                	xor    %eax,%eax
  38:	5b                   	pop    %rbx
  39:	5d                   	pop    %rbp
  3a:	41 5c                	pop    %r12
  3c:	41 5d                	pop    %r13
  3e:	41 5e                	pop    %r14

Code starting with the faulting instruction
===========================================
   0:	f0 48 0f ba 2b 00    	lock btsq $0x0,(%rbx)
   6:	72 11                	jb     0x19
   8:	48 83 c4 10          	add    $0x10,%rsp
   c:	31 c0                	xor    %eax,%eax
   e:	5b                   	pop    %rbx
   f:	5d                   	pop    %rbp
  10:	41 5c                	pop    %r12
  12:	41 5d                	pop    %r13
  14:	41 5e                	pop    %r14
[   27.092701][  T364] RSP: 0018:ffffc900006b6f40 EFLAGS: 00010046
[   27.093051][  T364] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa064090a
[   27.093383][  T364] RDX: fffffbfff490f2cd RSI: 0000000000000008 RDI: ffffffffa4879660
[   27.093775][  T364] RBP: ffffc900006b6fa8 R08: 0000000000000001 R09: fffffbfff490f2cc
[   27.094170][  T364] R10: ffffffffa4879667 R11: ffffc900006b6a00 R12: 0000000000000000
[   27.094512][  T364] R13: 0000000000000282 R14: ffff888004ffc000 R15: dffffc0000000000
[   27.094854][  T364] FS:  00007fa3536e6800(0000) GS:ffff888091b72000(0000) knlGS:0000000000000000
[   27.095353][  T364] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.095617][  T364] CR2: 0000000000000000 CR3: 0000000001f5f002 CR4: 0000000000772ef0
[   27.095952][  T364] PKRU: 55555554
[   27.096110][  T364] Call Trace:
[   27.096286][  T364]  <TASK>
[   27.096419][  T364]  __cancel_work (kernel/workqueue.c:2161 kernel/workqueue.c:4364)
[   27.096651][  T364]  ? enable_delayed_work (kernel/workqueue.c:4359)
[   27.096973][  T364]  ? queue_delayed_work_on (kernel/workqueue.c:2590)
[   27.097246][  T364]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   27.097493][  T364]  __cancel_work_sync (kernel/workqueue.c:4383)
[   27.097704][  T364]  __dev_close_many (net/core/dev.c:1879 (discriminator 2) net/core/dev.c:1932 (discriminator 2))
[   27.097918][  T364]  ? netdev_notify_peers (net/core/dev.c:1891)
[   27.098163][  T364]  ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:455)
[   27.098364][  T364]  __dev_change_flags (./include/linux/list.h:119 ./include/linux/list.h:223 ./include/linux/list.h:237 net/core/dev.c:1945 net/core/dev.c:9924)
[   27.098561][  T364]  ? __free_zapped_classes (kernel/locking/lockdep.c:5343)
[   27.098787][  T364]  ? netif_set_allmulti (net/core/dev.c:9890)
[   27.099002][  T364]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   27.099258][  T364]  netif_change_flags (net/core/dev.c:9989)
[   27.099529][  T364]  do_setlink.constprop.0 (net/core/rtnetlink.c:3158)
[   27.099765][  T364]  ? rtnl_newlink_create (net/core/rtnetlink.c:3036)
[   27.100011][  T364]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.100224][  T364]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[   27.100448][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.100670][  T364]  ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113)
[   27.100893][  T364]  ? __mutex_handoff (kernel/locking/mutex.c:88)
[   27.101140][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   27.101332][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   27.101530][  T364]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21))
[   27.101735][  T364]  ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:739 kernel/locking/mutex.c:760)
[   27.101949][  T364]  ? __create_object (mm/kmemleak.c:786)
[   27.102191][  T364]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   27.102378][  T364]  ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4071)
[   27.102597][  T364]  ? ww_mutex_lock (kernel/locking/mutex.c:759)
[   27.102872][  T364]  ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21))
[   27.103135][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:3922)
[   27.103342][  T364]  rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4073)
[   27.103567][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   27.103801][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.104004][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.104211][  T364]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/core/rtnetlink.c:6956)
[   27.104445][  T364]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   27.104709][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   27.104952][  T364]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   27.105150][  T364]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   27.105401][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.105636][  T364]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   27.105899][  T364]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   27.106104][  T364]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   27.106301][  T364]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/netlink/af_netlink.c:340)
[   27.106489][  T364]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333)
[   27.106674][  T364]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   27.106925][  T364]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   27.107131][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.107366][  T364]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   27.107563][  T364]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   27.107771][  T364]  ? __import_iovec (lib/iov_iter.c:1346 lib/iov_iter.c:1361)
[   27.107966][  T364]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   27.108151][  T364]  ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2630)
[   27.108377][  T364]  ? get_timestamp.constprop.0 (net/socket.c:2576)
[   27.108672][  T364]  ? __copy_msghdr (net/socket.c:2556)
[   27.108912][  T364]  ___sys_sendmsg (net/socket.c:2686)
[   27.109151][  T364]  ? kasan_record_aux_stack (mm/kasan/generic.c:559)
[   27.109355][  T364]  ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3125)
[   27.109678][  T364]  ? copy_msghdr_from_user (net/socket.c:2673)
[   27.109916][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.110115][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.110413][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.110686][  T364]  ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:979 ./include/linux/mmzone.h:2197 arch/x86/mm/physaddr.c:65)
[   27.110955][  T364]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   27.111265][  T364]  __sys_sendmsg (net/socket.c:2716)
[   27.111479][  T364]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   27.111777][  T364]  ? __sys_sendmsg_sock (net/socket.c:2701)
[   27.111993][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   27.112450][  T364]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.112638][  T364]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   27.112901][  T364] RIP: 0033:0x7fa3538b41d7
[   27.113139][  T364] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.113934][  T364] RSP: 002b:00007ffd921cc098 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.114424][  T364] RAX: ffffffffffffffda RBX: 00007ffd921cc7c0 RCX: 00007fa3538b41d7
[   27.114756][  T364] RDX: 0000000000000000 RSI: 00007ffd921cc100 RDI: 0000000000000005
[   27.115109][  T364] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   27.115427][  T364] R10: 00007fa3537b0f60 R11: 0000000000000246 R12: 0000000000000003


Finger prints:
try_to_grab_pending:__cancel_work:__cancel_work_sync:__dev_close_many:__dev_change_flags
kasan_report:kasan_check_range:try_to_grab_pending:__cancel_work:__cancel_work_sync