======================================
| [   20.570309][  T326] ==================================================================
| [   20.570721][  T326] 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)
| [   20.571129][  T326] Write of size 8 at addr 0000000000000000 by task ip/326
| [   20.571347][  T326]
[   20.571455][  T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.571458][  T326] Call Trace:
[   20.571465][  T326]  <TASK>
[   20.571468][  T326]  dump_stack_lvl (lib/dump_stack.c:123)
[   20.571483][  T326]  ? try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   20.571489][  T326]  kasan_report (mm/kasan/report.c:597)
[   20.571500][  T326]  ? try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   20.571510][  T326]  kasan_check_range (mm/kasan/generic.c:194 mm/kasan/generic.c:200)
[   20.571516][  T326]  try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   20.571523][  T326]  __cancel_work (kernel/workqueue.c:2161 kernel/workqueue.c:4364)
[   20.571529][  T326]  ? enable_delayed_work (kernel/workqueue.c:4359)
[   20.571534][  T326]  ? br_multicast_leave_snoopers (net/bridge/br_multicast.c:4220)
[   20.571544][  T326]  ? br_multicast_join_snoopers (net/bridge/br_multicast.c:4220)
[   20.571555][  T326]  __cancel_work_sync (kernel/workqueue.c:4383)
[   20.571562][  T326]  __dev_close_many (net/core/dev.c:1879 (discriminator 2) net/core/dev.c:1932 (discriminator 2))
[   20.571573][  T326]  ? __sys_sendmsg (net/socket.c:2716)
[   20.571584][  T326]  ? netdev_notify_peers (net/core/dev.c:1891)
[   20.571590][  T326]  ? netif_close_many (net/core/dev.c:1959)
[   20.571598][  T326]  netif_close_many (net/core/dev.c:1959)
[   20.571606][  T326]  ? __dev_close_many (net/core/dev.c:1949)
[   20.571612][  T326]  ? netif_close_many_and_unlock (net/core/dev.c:12476)
[   20.571621][  T326]  unregister_netdevice_many_notify (net/core/dev.c:12545)
[   20.571630][  T326]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   20.571640][  T326]  ? dev_ingress_queue_create (net/core/dev.c:12499)
[   20.571645][  T326]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   20.571654][  T326]  ? unregister_netdevice_queue (net/core/dev.c:12442)
[   20.571660][  T326]  ? kernfs_put.part.0 (./arch/x86/include/asm/atomic.h:67 ./include/linux/atomic/atomic-arch-fallback.h:2278 ./include/linux/atomic/atomic-instrumented.h:1384 fs/kernfs/dir.c:595)
[   20.571672][  T326]  ? unregister_netdevice_many (net/core/dev.c:12441)
[   20.571680][  T326]  ? br_dev_delete (net/bridge/br_if.c:397)
[   20.571690][  T326]  rtnl_dellink (net/core/rtnetlink.c:3530 net/core/rtnetlink.c:3570)
[   20.571698][  T326]  ? valid_bridge_getlink_req.constprop.0 (net/core/rtnetlink.c:3536)
[   20.571727][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.571737][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.571742][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.571746][  T326]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/core/rtnetlink.c:6956)
[   20.571749][  T326]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   20.571753][  T326]  ? valid_bridge_getlink_req.constprop.0 (net/core/rtnetlink.c:3536)
[   20.571757][  T326]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   20.571761][  T326]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   20.571764][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.571771][  T326]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   20.571777][  T326]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   20.571781][  T326]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   20.571787][  T326]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/netlink/af_netlink.c:340)
[   20.571790][  T326]  ? 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)
[   20.571794][  T326]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   20.571798][  T326]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   20.571801][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.571806][  T326]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   20.571810][  T326]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   20.571813][  T326]  ? __import_iovec (lib/iov_iter.c:1346 lib/iov_iter.c:1361)
[   20.571822][  T326]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   20.571827][  T326]  ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2630)
[   20.571833][  T326]  ? get_timestamp.constprop.0 (net/socket.c:2576)
[   20.571837][  T326]  ? __copy_msghdr (net/socket.c:2556)
[   20.571850][  T326]  ___sys_sendmsg (net/socket.c:2686)
[   20.571854][  T326]  ? kasan_record_aux_stack (mm/kasan/generic.c:559)
[   20.571858][  T326]  ? __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)
[   20.571861][  T326]  ? copy_msghdr_from_user (net/socket.c:2673)
[   20.571867][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.571875][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.571885][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.571891][  T326]  ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:979 ./include/linux/mmzone.h:2197 arch/x86/mm/physaddr.c:65)
[   20.571899][  T326]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   20.571909][  T326]  __sys_sendmsg (net/socket.c:2716)
[   20.571913][  T326]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   20.571918][  T326]  ? __sys_sendmsg_sock (net/socket.c:2701)
[   20.571932][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   20.571943][  T326]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.571951][  T326]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   20.571957][  T326] RIP: 0033:0x7f4cd16651d7
[   20.571966][  T326] 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)
[   20.571971][  T326] RSP: 002b:00007ffc7bd128c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   20.571977][  T326] RAX: ffffffffffffffda RBX: 00007ffc7bd12ff0 RCX: 00007f4cd16651d7
[   20.571981][  T326] RDX: 0000000000000000 RSI: 00007ffc7bd12930 RDI: 0000000000000005
[   20.571983][  T326] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[   20.571985][  T326] R10: 00007f4cd1561f60 R11: 0000000000000246 R12: 0000000000000002
[   20.571986][  T326] R13: 00000000691cd143 R14: 0000000000499600 R15: 0000000000000000
| [   20.590943][  T326] #PF: error_code(0x0002) - not-present page
| [   20.591227][  T326] PGD a277067 P4D a277067 PUD d38b067 PMD 0
| [   20.591617][  T326] Oops: Oops: 0002 [#1] SMP KASAN
| [   20.592325][  T326] Tainted: [B]=BAD_PAGE
[   20.592473][  T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.592950][  T326] 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)
[   20.593225][  T326] 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
[   20.594085][  T326] RSP: 0018:ffffc90000dd6f08 EFLAGS: 00010046
[   20.594391][  T326] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff96649b8a
[   20.594852][  T326] RDX: fffffbfff366cacd RSI: 0000000000000008 RDI: ffffffff9b365660
[   20.595117][  T326] RBP: ffffc90000dd6f70 R08: 0000000000000001 R09: fffffbfff366cacc
[   20.595389][  T326] R10: ffffffff9b365667 R11: ffffc90000dd69c0 R12: 0000000000000000
[   20.595867][  T326] R13: 0000000000000282 R14: ffff88800594a000 R15: dffffc0000000000
[   20.596125][  T326] FS:  00007f4cd1497800(0000) GS:ffff8880d1e07000(0000) knlGS:0000000000000000
[   20.596538][  T326] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.596891][  T326] CR2: 0000000000000000 CR3: 0000000005097006 CR4: 0000000000772ef0
[   20.597244][  T326] PKRU: 55555554
[   20.597385][  T326] Call Trace:
[   20.597622][  T326]  <TASK>
[   20.597732][  T326]  __cancel_work (kernel/workqueue.c:2161 kernel/workqueue.c:4364)
[   20.597946][  T326]  ? enable_delayed_work (kernel/workqueue.c:4359)
[   20.598192][  T326]  ? br_multicast_leave_snoopers (net/bridge/br_multicast.c:4220)
[   20.598703][  T326]  ? br_multicast_join_snoopers (net/bridge/br_multicast.c:4220)
[   20.599031][  T326]  __cancel_work_sync (kernel/workqueue.c:4383)
[   20.599317][  T326]  __dev_close_many (net/core/dev.c:1879 (discriminator 2) net/core/dev.c:1932 (discriminator 2))
[   20.599562][  T326]  ? __sys_sendmsg (net/socket.c:2716)
[   20.599910][  T326]  ? netdev_notify_peers (net/core/dev.c:1891)
[   20.600173][  T326]  ? netif_close_many (net/core/dev.c:1959)
[   20.600401][  T326]  netif_close_many (net/core/dev.c:1959)
[   20.600689][  T326]  ? __dev_close_many (net/core/dev.c:1949)
[   20.601113][  T326]  ? netif_close_many_and_unlock (net/core/dev.c:12476)
[   20.601395][  T326]  unregister_netdevice_many_notify (net/core/dev.c:12545)
[   20.601691][  T326]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   20.602178][  T326]  ? dev_ingress_queue_create (net/core/dev.c:12499)
[   20.602453][  T326]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   20.602769][  T326]  ? unregister_netdevice_queue (net/core/dev.c:12442)
[   20.603092][  T326]  ? kernfs_put.part.0 (./arch/x86/include/asm/atomic.h:67 ./include/linux/atomic/atomic-arch-fallback.h:2278 ./include/linux/atomic/atomic-instrumented.h:1384 fs/kernfs/dir.c:595)
[   20.603562][  T326]  ? unregister_netdevice_many (net/core/dev.c:12441)
[   20.603817][  T326]  ? br_dev_delete (net/bridge/br_if.c:397)
[   20.604079][  T326]  rtnl_dellink (net/core/rtnetlink.c:3530 net/core/rtnetlink.c:3570)
[   20.604348][  T326]  ? valid_bridge_getlink_req.constprop.0 (net/core/rtnetlink.c:3536)
[   20.604904][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.605185][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.605461][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.605764][  T326]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/core/rtnetlink.c:6956)
[   20.606217][  T326]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   20.606515][  T326]  ? valid_bridge_getlink_req.constprop.0 (net/core/rtnetlink.c:3536)
[   20.606861][  T326]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   20.607319][  T326]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   20.607593][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.607890][  T326]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   20.608172][  T326]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   20.608459][  T326]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   20.608709][  T326]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/netlink/af_netlink.c:340)
[   20.608959][  T326]  ? 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)
[   20.609229][  T326]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   20.609534][  T326]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   20.609821][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.610105][  T326]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   20.610401][  T326]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   20.610693][  T326]  ? __import_iovec (lib/iov_iter.c:1346 lib/iov_iter.c:1361)
[   20.610979][  T326]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   20.611255][  T326]  ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2630)
[   20.611530][  T326]  ? get_timestamp.constprop.0 (net/socket.c:2576)
[   20.612061][  T326]  ? __copy_msghdr (net/socket.c:2556)
[   20.612343][  T326]  ___sys_sendmsg (net/socket.c:2686)
[   20.612605][  T326]  ? kasan_record_aux_stack (mm/kasan/generic.c:559)
[   20.612904][  T326]  ? __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)
[   20.613433][  T326]  ? copy_msghdr_from_user (net/socket.c:2673)
[   20.613706][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.613988][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.614264][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.614727][  T326]  ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:979 ./include/linux/mmzone.h:2197 arch/x86/mm/physaddr.c:65)
[   20.615028][  T326]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   20.615324][  T326]  __sys_sendmsg (net/socket.c:2716)
[   20.615599][  T326]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   20.616160][  T326]  ? __sys_sendmsg_sock (net/socket.c:2701)
[   20.616447][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   20.616714][  T326]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.616970][  T326]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   20.617479][  T326] RIP: 0033:0x7f4cd16651d7
[   20.617774][  T326] 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)
[   20.618970][  T326] RSP: 002b:00007ffc7bd128c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   20.619404][  T326] RAX: ffffffffffffffda RBX: 00007ffc7bd12ff0 RCX: 00007f4cd16651d7
[   20.620023][  T326] RDX: 0000000000000000 RSI: 00007ffc7bd12930 RDI: 0000000000000005
[   20.620469][  T326] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[   20.620875][  T326] R10: 00007f4cd1561f60 R11: 0000000000000246 R12: 0000000000000002


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