======================================
| [   18.281154][  T260] ==================================================================
| [   18.281475][  T260] 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)
| [   18.281799][  T260] Write of size 8 at addr 0000000000000000 by task ip/260
| [   18.282037][  T260]
[   18.282135][  T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.282138][  T260] Call Trace:
[   18.282140][  T260]  <TASK>
[   18.282141][  T260]  dump_stack_lvl (lib/dump_stack.c:123)
[   18.282149][  T260]  ? try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   18.282152][  T260]  kasan_report (mm/kasan/report.c:597)
[   18.282158][  T260]  ? try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   18.282164][  T260]  kasan_check_range (mm/kasan/generic.c:194 mm/kasan/generic.c:200)
[   18.282168][  T260]  try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   18.282173][  T260]  __cancel_work (kernel/workqueue.c:2161 kernel/workqueue.c:4364)
[   18.282177][  T260]  ? enable_delayed_work (kernel/workqueue.c:4359)
[   18.282184][  T260]  __cancel_work_sync (kernel/workqueue.c:4383)
[   18.282188][  T260]  __dev_close_many (net/core/dev.c:1879 (discriminator 2) net/core/dev.c:1932 (discriminator 2))
[   18.282194][  T260]  ? netdev_notify_peers (net/core/dev.c:1891)
[   18.282199][  T260]  ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:455)
[   18.282205][  T260]  __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)
[   18.282209][  T260]  ? netif_set_allmulti (net/core/dev.c:9890)
[   18.282212][  T260]  ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 kernel/bpf/core.c:746)
[   18.282219][  T260]  netif_change_flags (net/core/dev.c:9989)
[   18.282222][  T260]  ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94)
[   18.282227][  T260]  do_setlink.constprop.0 (net/core/rtnetlink.c:3158)
[   18.282233][  T260]  ? rtnl_newlink_create (net/core/rtnetlink.c:3036)
[   18.282239][  T260]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.282243][  T260]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[   18.282250][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.282254][  T260]  ? __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)
[   18.282259][  T260]  ? __mutex_handoff (kernel/locking/mutex.c:88)
[   18.282262][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   18.282266][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   18.282269][  T260]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21))
[   18.282273][  T260]  ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:739 kernel/locking/mutex.c:760)
[   18.282279][  T260]  ? __create_object (mm/kmemleak.c:786)
[   18.282283][  T260]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   18.282286][  T260]  ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4071)
[   18.282290][  T260]  ? ww_mutex_lock (kernel/locking/mutex.c:759)
[   18.282294][  T260]  ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21))
[   18.282300][  T260]  ? __rtnl_newlink (net/core/rtnetlink.c:3922)
[   18.282305][  T260]  rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4073)
[   18.282310][  T260]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   18.282313][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.282319][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.282322][  T260]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/core/rtnetlink.c:6956)
[   18.282324][  T260]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   18.282328][  T260]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   18.282331][  T260]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   18.282335][  T260]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   18.282338][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.282344][  T260]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   18.282348][  T260]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   18.282352][  T260]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   18.282359][  T260]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/netlink/af_netlink.c:340)
[   18.282362][  T260]  ? 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)
[   18.282366][  T260]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   18.282371][  T260]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   18.282375][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.282380][  T260]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   18.282385][  T260]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   18.282388][  T260]  ? __import_iovec (lib/iov_iter.c:1346 lib/iov_iter.c:1361)
[   18.282393][  T260]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   18.282396][  T260]  ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2630)
[   18.282402][  T260]  ? get_timestamp.constprop.0 (net/socket.c:2576)
[   18.282406][  T260]  ? __copy_msghdr (net/socket.c:2556)
[   18.282413][  T260]  ___sys_sendmsg (net/socket.c:2686)
[   18.282415][  T260]  ? kasan_record_aux_stack (mm/kasan/generic.c:559)
[   18.282418][  T260]  ? __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)
[   18.282423][  T260]  ? copy_msghdr_from_user (net/socket.c:2673)
[   18.282428][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.282432][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.282437][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.282440][  T260]  ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:979 ./include/linux/mmzone.h:2197 arch/x86/mm/physaddr.c:65)
[   18.282444][  T260]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   18.282450][  T260]  __sys_sendmsg (net/socket.c:2716)
[   18.282452][  T260]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   18.282455][  T260]  ? __sys_sendmsg_sock (net/socket.c:2701)
[   18.282462][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   18.282465][  T260]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.282469][  T260]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   18.282473][  T260] RIP: 0033:0x7fb0b219f1d7
[   18.282480][  T260] 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)
[   18.282483][  T260] RSP: 002b:00007ffde184f628 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   18.282486][  T260] RAX: ffffffffffffffda RBX: 00007ffde184fd50 RCX: 00007fb0b219f1d7
[   18.282489][  T260] RDX: 0000000000000000 RSI: 00007ffde184f690 RDI: 0000000000000005
[   18.282490][  T260] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   18.282492][  T260] R10: 00007fb0b209bf60 R11: 0000000000000246 R12: 0000000000000003
[   18.282494][  T260] R13: 00000000691cbd51 R14: 0000000000499600 R15: 0000000000000000
| [   18.300017][  T260] #PF: error_code(0x0002) - not-present page
| [   18.300224][  T260] PGD c731067 P4D c731067 PUD 8d0c067 PMD 0
| [   18.300551][  T260] Oops: Oops: 0002 [#1] SMP KASAN
| [   18.301084][  T260] Tainted: [B]=BAD_PAGE
[   18.301326][  T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.301567][  T260] 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)
[   18.301798][  T260] 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 af 80 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 af 80 81 00       	call   0x8180d9
  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
[   18.302525][  T260] RSP: 0018:ffffc900006a6f30 EFLAGS: 00010046
[   18.302744][  T260] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffb8e3e90a
[   18.303122][  T260] RDX: fffffbfff7a0decd RSI: 0000000000000008 RDI: ffffffffbd06f660
[   18.303375][  T260] RBP: ffffc900006a6f98 R08: 0000000000000001 R09: fffffbfff7a0decc
[   18.303747][  T260] R10: ffffffffbd06f667 R11: ffffc900006a6a00 R12: 0000000000000000
[   18.304010][  T260] R13: 0000000000000286 R14: ffff88800c7ca000 R15: dffffc0000000000
[   18.304271][  T260] FS:  00007fb0b1fd1800(0000) GS:ffff8880736fc000(0000) knlGS:0000000000000000
[   18.304682][  T260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.304896][  T260] CR2: 0000000000000000 CR3: 000000000bfc6006 CR4: 0000000000772ef0
[   18.305159][  T260] PKRU: 55555554
[   18.305403][  T260] Call Trace:
[   18.305612][  T260]  <TASK>
[   18.305757][  T260]  __cancel_work (kernel/workqueue.c:2161 kernel/workqueue.c:4364)
[   18.306028][  T260]  ? enable_delayed_work (kernel/workqueue.c:4359)
[   18.306304][  T260]  __cancel_work_sync (kernel/workqueue.c:4383)
[   18.306777][  T260]  __dev_close_many (net/core/dev.c:1879 (discriminator 2) net/core/dev.c:1932 (discriminator 2))
[   18.307014][  T260]  ? netdev_notify_peers (net/core/dev.c:1891)
[   18.307249][  T260]  ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:455)
[   18.307515][  T260]  __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)
[   18.308001][  T260]  ? netif_set_allmulti (net/core/dev.c:9890)
[   18.308278][  T260]  ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 kernel/bpf/core.c:746)
[   18.308571][  T260]  netif_change_flags (net/core/dev.c:9989)
[   18.308856][  T260]  ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94)
[   18.309341][  T260]  do_setlink.constprop.0 (net/core/rtnetlink.c:3158)
[   18.309636][  T260]  ? rtnl_newlink_create (net/core/rtnetlink.c:3036)
[   18.309978][  T260]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.310278][  T260]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[   18.310777][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.311058][  T260]  ? __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)
[   18.311344][  T260]  ? __mutex_handoff (kernel/locking/mutex.c:88)
[   18.311635][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   18.312119][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   18.312404][  T260]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21))
[   18.312705][  T260]  ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:739 kernel/locking/mutex.c:760)
[   18.312984][  T260]  ? __create_object (mm/kmemleak.c:786)
[   18.313421][  T260]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   18.313696][  T260]  ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4071)
[   18.313884][  T260]  ? ww_mutex_lock (kernel/locking/mutex.c:759)
[   18.314065][  T260]  ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21))
[   18.314344][  T260]  ? __rtnl_newlink (net/core/rtnetlink.c:3922)
[   18.314524][  T260]  rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4073)
[   18.314705][  T260]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   18.314873][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.315157][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.315400][  T260]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/core/rtnetlink.c:6956)
[   18.315676][  T260]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   18.315994][  T260]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   18.316465][  T260]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   18.316671][  T260]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   18.316979][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.317214][  T260]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   18.317678][  T260]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   18.317958][  T260]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   18.318245][  T260]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/netlink/af_netlink.c:340)
[   18.318519][  T260]  ? 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)
[   18.318976][  T260]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   18.319260][  T260]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   18.319562][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.319855][  T260]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   18.320362][  T260]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   18.320661][  T260]  ? __import_iovec (lib/iov_iter.c:1346 lib/iov_iter.c:1361)
[   18.320953][  T260]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   18.321243][  T260]  ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2630)
[   18.321740][  T260]  ? get_timestamp.constprop.0 (net/socket.c:2576)
[   18.322095][  T260]  ? __copy_msghdr (net/socket.c:2556)
[   18.322387][  T260]  ___sys_sendmsg (net/socket.c:2686)
[   18.322674][  T260]  ? kasan_record_aux_stack (mm/kasan/generic.c:559)
[   18.322957][  T260]  ? __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)
[   18.323314][  T260]  ? copy_msghdr_from_user (net/socket.c:2673)
[   18.323602][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.324089][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.324378][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.324663][  T260]  ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:979 ./include/linux/mmzone.h:2197 arch/x86/mm/physaddr.c:65)
[   18.324907][  T260]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   18.325258][  T260]  __sys_sendmsg (net/socket.c:2716)
[   18.325443][  T260]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   18.325661][  T260]  ? __sys_sendmsg_sock (net/socket.c:2701)
[   18.325837][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   18.326115][  T260]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.326298][  T260]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   18.326520][  T260] RIP: 0033:0x7fb0b219f1d7
[   18.326722][  T260] 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)
[   18.327489][  T260] RSP: 002b:00007ffde184f628 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   18.327762][  T260] RAX: ffffffffffffffda RBX: 00007ffde184fd50 RCX: 00007fb0b219f1d7
[   18.328036][  T260] RDX: 0000000000000000 RSI: 00007ffde184f690 RDI: 0000000000000005
[   18.328300][  T260] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   18.328676][  T260] R10: 00007fb0b209bf60 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