======================================
| [   46.550034][  T438] ==================================================================
| [   46.550455][  T438] 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)
| [   46.550834][  T438] Write of size 8 at addr 0000000000000000 by task ip/438
| [   46.551108][  T438]
[   46.551239][  T438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.551243][  T438] Call Trace:
[   46.551248][  T438]  <TASK>
[   46.551252][  T438]  dump_stack_lvl (lib/dump_stack.c:123)
[   46.551267][  T438]  ? try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   46.551271][  T438]  kasan_report (mm/kasan/report.c:597)
[   46.551288][  T438]  ? try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   46.551293][  T438]  kasan_check_range (mm/kasan/generic.c:194 mm/kasan/generic.c:200)
[   46.551298][  T438]  try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   46.551302][  T438]  __cancel_work (kernel/workqueue.c:2161 kernel/workqueue.c:4364)
[   46.551308][  T438]  ? enable_delayed_work (kernel/workqueue.c:4359)
[   46.551314][  T438]  ? queue_delayed_work_on (kernel/workqueue.c:2565 (discriminator 1))
[   46.551319][  T438]  __cancel_work_sync (kernel/workqueue.c:4383)
[   46.551323][  T438]  __dev_close_many (net/core/dev.c:1879 (discriminator 2) net/core/dev.c:1932 (discriminator 2))
[   46.551332][  T438]  ? netdev_notify_peers (net/core/dev.c:1891)
[   46.551336][  T438]  ? netif_close_many (net/core/dev.c:1959)
[   46.551340][  T438]  netif_close_many (net/core/dev.c:1959)
[   46.551343][  T438]  ? __mutex_handoff (kernel/locking/mutex.c:88)
[   46.551354][  T438]  ? __dev_close_many (net/core/dev.c:1949)
[   46.551357][  T438]  ? netif_close_many_and_unlock (net/core/dev.c:12476)
[   46.551362][  T438]  unregister_netdevice_many_notify (net/core/dev.c:12545)
[   46.551367][  T438]  ? rtnl_dellink (net/core/rtnetlink.c:3564)
[   46.551374][  T438]  ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:67)
[   46.551377][  T438]  ? dev_ingress_queue_create (net/core/dev.c:12499)
[   46.551381][  T438]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.551383][  T438]  ? unregister_netdevice_queue (net/core/dev.c:12442)
[   46.551386][  T438]  ? unregister_netdevice_many (net/core/dev.c:12441)
[   46.551390][  T438]  ? unregister_netdevice_many (net/core/dev.c:12441)
[   46.551398][  T438]  rtnl_dellink (net/core/rtnetlink.c:3530 net/core/rtnetlink.c:3570)
[   46.551402][  T438]  ? valid_bridge_getlink_req.constprop.0 (net/core/rtnetlink.c:3536)
[   46.551422][  T438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.551428][  T438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.551433][  T438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.551437][  T438]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/core/rtnetlink.c:6956)
[   46.551440][  T438]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   46.551444][  T438]  ? valid_bridge_getlink_req.constprop.0 (net/core/rtnetlink.c:3536)
[   46.551448][  T438]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   46.551452][  T438]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   46.551455][  T438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.551461][  T438]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   46.551470][  T438]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   46.551474][  T438]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   46.551481][  T438]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/netlink/af_netlink.c:340)
[   46.551483][  T438]  ? 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)
[   46.551487][  T438]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   46.551491][  T438]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   46.551494][  T438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.551499][  T438]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   46.551503][  T438]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   46.551506][  T438]  ? __import_iovec (lib/iov_iter.c:1346 lib/iov_iter.c:1361)
[   46.551516][  T438]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   46.551519][  T438]  ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2630)
[   46.551525][  T438]  ? get_timestamp.constprop.0 (net/socket.c:2576)
[   46.551527][  T438]  ? __copy_msghdr (net/socket.c:2556)
[   46.551536][  T438]  ___sys_sendmsg (net/socket.c:2686)
[   46.551538][  T438]  ? kasan_record_aux_stack (mm/kasan/generic.c:559)
[   46.551542][  T438]  ? __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)
[   46.551550][  T438]  ? copy_msghdr_from_user (net/socket.c:2673)
[   46.551554][  T438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.551559][  T438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.551564][  T438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.551568][  T438]  ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:979 ./include/linux/mmzone.h:2197 arch/x86/mm/physaddr.c:65)
[   46.551583][  T438]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   46.551589][  T438]  __sys_sendmsg (net/socket.c:2716)
[   46.551592][  T438]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   46.551594][  T438]  ? __sys_sendmsg_sock (net/socket.c:2701)
[   46.551601][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   46.551610][  T438]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.551618][  T438]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   46.551627][  T438] RIP: 0033:0x7f4eee55c1d7
[   46.551635][  T438] 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)
[   46.551638][  T438] RSP: 002b:00007ffff1ae34a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   46.551648][  T438] RAX: ffffffffffffffda RBX: 00007ffff1ae3bd0 RCX: 00007f4eee55c1d7
[   46.551650][  T438] RDX: 0000000000000000 RSI: 00007ffff1ae3510 RDI: 0000000000000005
[   46.551652][  T438] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078
[   46.551656][  T438] R10: 00007f4eee458f60 R11: 0000000000000246 R12: 0000000000000001
[   46.551658][  T438] R13: 00000000691cbb53 R14: 0000000000499600 R15: 0000000000000000
| [   46.570925][  T438] #PF: error_code(0x0002) - not-present page
| [   46.571186][  T438] PGD ea7d067 P4D ea7d067 PUD 9c1e067 PMD 0
| [   46.571456][  T438] Oops: Oops: 0002 [#1] SMP KASAN
| [   46.572104][  T438] Tainted: [B]=BAD_PAGE
[   46.572267][  T438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.572536][  T438] 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)
[   46.572821][  T438] 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 1f 93 82 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 1f 93 82 00       	call   0x829349
  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
[   46.573559][  T438] RSP: 0018:ffffc90000d5ef08 EFLAGS: 00010046
[   46.573825][  T438] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffab849b8a
[   46.574145][  T438] RDX: fffffbfff60acacd RSI: 0000000000000008 RDI: ffffffffb0565660
[   46.574462][  T438] RBP: ffffc90000d5ef70 R08: 0000000000000001 R09: fffffbfff60acacc
[   46.574780][  T438] R10: ffffffffb0565667 R11: ffffc90000d5e9c0 R12: 0000000000000000
[   46.575097][  T438] R13: 0000000000000282 R14: ffff88800b9ac000 R15: dffffc0000000000
[   46.575420][  T438] FS:  00007f4eee38e800(0000) GS:ffff8880bcb87000(0000) knlGS:0000000000000000
[   46.575781][  T438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.576041][  T438] CR2: 0000000000000000 CR3: 000000000b2cb006 CR4: 0000000000772ef0
[   46.576357][  T438] PKRU: 55555554
[   46.576531][  T438] Call Trace:
[   46.576696][  T438]  <TASK>
[   46.576813][  T438]  __cancel_work (kernel/workqueue.c:2161 kernel/workqueue.c:4364)
[   46.577044][  T438]  ? enable_delayed_work (kernel/workqueue.c:4359)
[   46.577262][  T438]  ? queue_delayed_work_on (kernel/workqueue.c:2565 (discriminator 1))
[   46.577471][  T438]  __cancel_work_sync (kernel/workqueue.c:4383)
[   46.577677][  T438]  __dev_close_many (net/core/dev.c:1879 (discriminator 2) net/core/dev.c:1932 (discriminator 2))
[   46.577884][  T438]  ? netdev_notify_peers (net/core/dev.c:1891)
[   46.578089][  T438]  ? netif_close_many (net/core/dev.c:1959)
[   46.578299][  T438]  netif_close_many (net/core/dev.c:1959)
[   46.578512][  T438]  ? __mutex_handoff (kernel/locking/mutex.c:88)
[   46.578720][  T438]  ? __dev_close_many (net/core/dev.c:1949)
[   46.578928][  T438]  ? netif_close_many_and_unlock (net/core/dev.c:12476)
[   46.579185][  T438]  unregister_netdevice_many_notify (net/core/dev.c:12545)
[   46.579447][  T438]  ? rtnl_dellink (net/core/rtnetlink.c:3564)
[   46.579655][  T438]  ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:67)
[   46.579862][  T438]  ? dev_ingress_queue_create (net/core/dev.c:12499)
[   46.580069][  T438]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.580280][  T438]  ? unregister_netdevice_queue (net/core/dev.c:12442)
[   46.580535][  T438]  ? unregister_netdevice_many (net/core/dev.c:12441)
[   46.580741][  T438]  ? unregister_netdevice_many (net/core/dev.c:12441)
[   46.580955][  T438]  rtnl_dellink (net/core/rtnetlink.c:3530 net/core/rtnetlink.c:3570)
[   46.581191][  T438]  ? valid_bridge_getlink_req.constprop.0 (net/core/rtnetlink.c:3536)
[   46.581463][  T438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.581680][  T438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.581896][  T438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.582106][  T438]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/core/rtnetlink.c:6956)
[   46.582316][  T438]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   46.582524][  T438]  ? valid_bridge_getlink_req.constprop.0 (net/core/rtnetlink.c:3536)
[   46.582781][  T438]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   46.582988][  T438]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   46.583192][  T438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.583407][  T438]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   46.583613][  T438]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   46.583823][  T438]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   46.584029][  T438]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/netlink/af_netlink.c:340)
[   46.584337][  T438]  ? 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)
[   46.584542][  T438]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   46.584748][  T438]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   46.584960][  T438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.585265][  T438]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   46.585471][  T438]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   46.585674][  T438]  ? __import_iovec (lib/iov_iter.c:1346 lib/iov_iter.c:1361)
[   46.585882][  T438]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   46.586187][  T438]  ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2630)
[   46.586393][  T438]  ? get_timestamp.constprop.0 (net/socket.c:2576)
[   46.586657][  T438]  ? __copy_msghdr (net/socket.c:2556)
[   46.586874][  T438]  ___sys_sendmsg (net/socket.c:2686)
[   46.587180][  T438]  ? kasan_record_aux_stack (mm/kasan/generic.c:559)
[   46.587387][  T438]  ? __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)
[   46.587643][  T438]  ? copy_msghdr_from_user (net/socket.c:2673)
[   46.587848][  T438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.588156][  T438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.588361][  T438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.588574][  T438]  ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:979 ./include/linux/mmzone.h:2197 arch/x86/mm/physaddr.c:65)
[   46.588781][  T438]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   46.589086][  T438]  __sys_sendmsg (net/socket.c:2716)
[   46.589290][  T438]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   46.589545][  T438]  ? __sys_sendmsg_sock (net/socket.c:2701)
[   46.589854][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   46.590064][  T438]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.590270][  T438]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   46.590534][  T438] RIP: 0033:0x7f4eee55c1d7
[   46.590872][  T438] 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)
[   46.591604][  T438] RSP: 002b:00007ffff1ae34a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   46.592027][  T438] RAX: ffffffffffffffda RBX: 00007ffff1ae3bd0 RCX: 00007f4eee55c1d7
[   46.592335][  T438] RDX: 0000000000000000 RSI: 00007ffff1ae3510 RDI: 0000000000000005
[   46.592742][  T438] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078
[   46.593055][  T438] R10: 00007f4eee458f60 R11: 0000000000000246 R12: 0000000000000001


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