======================================
| [   38.409106][  T411] ==================================================================
| [   38.409432][  T411] 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)
| [   38.409755][  T411] Write of size 8 at addr 0000000000000000 by task ip/411
| [   38.409987][  T411]
[   38.410096][  T411] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.410098][  T411] Call Trace:
[   38.410104][  T411]  <TASK>
[   38.410106][  T411]  dump_stack_lvl (lib/dump_stack.c:123)
[   38.410123][  T411]  ? try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   38.410127][  T411]  kasan_report (mm/kasan/report.c:597)
[   38.410138][  T411]  ? try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   38.410144][  T411]  kasan_check_range (mm/kasan/generic.c:194 mm/kasan/generic.c:200)
[   38.410148][  T411]  try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   38.410151][  T411]  ? __queue_work (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 kernel/workqueue.c:2350)
[   38.410156][  T411]  __cancel_work (kernel/workqueue.c:2161 kernel/workqueue.c:4364)
[   38.410159][  T411]  ? enable_delayed_work (kernel/workqueue.c:4359)
[   38.410164][  T411]  ? queue_delayed_work_on (kernel/workqueue.c:2565 (discriminator 1))
[   38.410167][  T411]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   38.410183][  T411]  __cancel_work_sync (kernel/workqueue.c:4383)
[   38.410188][  T411]  __dev_close_many (net/core/dev.c:1879 (discriminator 2) net/core/dev.c:1932 (discriminator 2))
[   38.410197][  T411]  ? netdev_notify_peers (net/core/dev.c:1891)
[   38.410201][  T411]  ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:455)
[   38.410208][  T411]  __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)
[   38.410212][  T411]  ? netif_set_allmulti (net/core/dev.c:9890)
[   38.410215][  T411]  ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 kernel/bpf/core.c:746)
[   38.410225][  T411]  netif_change_flags (net/core/dev.c:9989)
[   38.410228][  T411]  ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94)
[   38.410232][  T411]  do_setlink.constprop.0 (net/core/rtnetlink.c:3158)
[   38.410239][  T411]  ? rtnl_newlink_create (net/core/rtnetlink.c:3036)
[   38.410245][  T411]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.410250][  T411]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[   38.410257][  T411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.410261][  T411]  ? __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)
[   38.410267][  T411]  ? __mutex_handoff (kernel/locking/mutex.c:88)
[   38.410270][  T411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   38.410274][  T411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   38.410278][  T411]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21))
[   38.410281][  T411]  ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:739 kernel/locking/mutex.c:760)
[   38.410287][  T411]  ? __create_object (mm/kmemleak.c:786)
[   38.410293][  T411]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   38.410296][  T411]  ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4071)
[   38.410300][  T411]  ? ww_mutex_lock (kernel/locking/mutex.c:759)
[   38.410304][  T411]  ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21))
[   38.410315][  T411]  ? __rtnl_newlink (net/core/rtnetlink.c:3922)
[   38.410322][  T411]  rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4073)
[   38.410327][  T411]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   38.410330][  T411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.410335][  T411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.410339][  T411]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/core/rtnetlink.c:6956)
[   38.410342][  T411]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   38.410346][  T411]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   38.410349][  T411]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   38.410354][  T411]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   38.410357][  T411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.410363][  T411]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   38.410369][  T411]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   38.410373][  T411]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   38.410380][  T411]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/netlink/af_netlink.c:340)
[   38.410382][  T411]  ? 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)
[   38.410386][  T411]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   38.410390][  T411]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   38.410393][  T411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.410398][  T411]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   38.410402][  T411]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   38.410405][  T411]  ? __import_iovec (lib/iov_iter.c:1346 lib/iov_iter.c:1361)
[   38.410414][  T411]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   38.410419][  T411]  ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2630)
[   38.410426][  T411]  ? get_timestamp.constprop.0 (net/socket.c:2576)
[   38.410429][  T411]  ? __copy_msghdr (net/socket.c:2556)
[   38.410440][  T411]  ___sys_sendmsg (net/socket.c:2686)
[   38.410443][  T411]  ? kasan_record_aux_stack (mm/kasan/generic.c:559)
[   38.410446][  T411]  ? __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)
[   38.410451][  T411]  ? copy_msghdr_from_user (net/socket.c:2673)
[   38.410455][  T411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.410460][  T411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.410465][  T411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.410473][  T411]  ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:979 ./include/linux/mmzone.h:2197 arch/x86/mm/physaddr.c:65)
[   38.410484][  T411]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   38.410492][  T411]  __sys_sendmsg (net/socket.c:2716)
[   38.410494][  T411]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   38.410497][  T411]  ? __sys_sendmsg_sock (net/socket.c:2701)
[   38.410504][  T411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   38.410509][  T411]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.410516][  T411]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   38.410520][  T411] RIP: 0033:0x7fb36b3a01d7
[   38.410525][  T411] 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)
[   38.410528][  T411] RSP: 002b:00007ffd14f882e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.410535][  T411] RAX: ffffffffffffffda RBX: 00007ffd14f88a20 RCX: 00007fb36b3a01d7
[   38.410537][  T411] RDX: 0000000000000000 RSI: 00007ffd14f88350 RDI: 0000000000000005
[   38.410539][  T411] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   38.410540][  T411] R10: 00007fb36b29c510 R11: 0000000000000246 R12: 0000000000000003
[   38.410542][  T411] R13: 00000000691cc1a7 R14: 0000000000499600 R15: 0000000000000000
| [   38.428880][  T411] #PF: error_code(0x0002) - not-present page
| [   38.429108][  T411] PGD b10a067 P4D b10a067 PUD b0fe067 PMD 0
| [   38.429332][  T411] Oops: Oops: 0002 [#1] SMP KASAN
| [   38.429885][  T411] Tainted: [B]=BAD_PAGE
[   38.430020][  T411] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.430247][  T411] 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)
[   38.430499][  T411] 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
[   38.431181][  T411] RSP: 0018:ffffc90000646f30 EFLAGS: 00010046
[   38.431430][  T411] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff83c49b8a
[   38.431722][  T411] RDX: fffffbfff112cacd RSI: 0000000000000008 RDI: ffffffff88965660
[   38.432000][  T411] RBP: ffffc90000646f98 R08: 0000000000000001 R09: fffffbfff112cacc
[   38.432301][  T411] R10: ffffffff88965667 R11: ffffc90000646a00 R12: 0000000000000000
[   38.432598][  T411] R13: 0000000000000286 R14: ffff8880025a4000 R15: dffffc0000000000
[   38.432868][  T411] FS:  00007fb36b1d2800(0000) GS:ffff8880de387000(0000) knlGS:0000000000000000
[   38.433176][  T411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.433400][  T411] CR2: 0000000000000000 CR3: 000000000ede5001 CR4: 0000000000772ef0
[   38.433695][  T411] PKRU: 55555554
[   38.433832][  T411] Call Trace:
[   38.433967][  T411]  <TASK>
[   38.434057][  T411]  ? __queue_work (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 kernel/workqueue.c:2350)
[   38.434247][  T411]  __cancel_work (kernel/workqueue.c:2161 kernel/workqueue.c:4364)
[   38.434431][  T411]  ? enable_delayed_work (kernel/workqueue.c:4359)
[   38.434615][  T411]  ? queue_delayed_work_on (kernel/workqueue.c:2565 (discriminator 1))
[   38.434792][  T411]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   38.434977][  T411]  __cancel_work_sync (kernel/workqueue.c:4383)
[   38.435161][  T411]  __dev_close_many (net/core/dev.c:1879 (discriminator 2) net/core/dev.c:1932 (discriminator 2))
[   38.435339][  T411]  ? netdev_notify_peers (net/core/dev.c:1891)
[   38.435526][  T411]  ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:455)
[   38.435699][  T411]  __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)
[   38.435880][  T411]  ? netif_set_allmulti (net/core/dev.c:9890)
[   38.436053][  T411]  ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 kernel/bpf/core.c:746)
[   38.436241][  T411]  netif_change_flags (net/core/dev.c:9989)
[   38.436427][  T411]  ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94)
[   38.436609][  T411]  do_setlink.constprop.0 (net/core/rtnetlink.c:3158)
[   38.436791][  T411]  ? rtnl_newlink_create (net/core/rtnetlink.c:3036)
[   38.436965][  T411]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.437148][  T411]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[   38.437326][  T411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.437527][  T411]  ? __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)
[   38.437702][  T411]  ? __mutex_handoff (kernel/locking/mutex.c:88)
[   38.437883][  T411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   38.438058][  T411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   38.438238][  T411]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21))
[   38.438424][  T411]  ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:739 kernel/locking/mutex.c:760)
[   38.438611][  T411]  ? __create_object (mm/kmemleak.c:786)
[   38.438790][  T411]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   38.438971][  T411]  ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4071)
[   38.439155][  T411]  ? ww_mutex_lock (kernel/locking/mutex.c:759)
[   38.439336][  T411]  ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21))
[   38.439525][  T411]  ? __rtnl_newlink (net/core/rtnetlink.c:3922)
[   38.439699][  T411]  rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4073)
[   38.439881][  T411]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   38.440055][  T411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.440237][  T411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.440430][  T411]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/core/rtnetlink.c:6956)
[   38.440613][  T411]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   38.440795][  T411]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   38.440968][  T411]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   38.441154][  T411]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   38.441328][  T411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.441524][  T411]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   38.441698][  T411]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   38.441888][  T411]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   38.442065][  T411]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/netlink/af_netlink.c:340)
[   38.442240][  T411]  ? 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)
[   38.442432][  T411]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   38.442615][  T411]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   38.442792][  T411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.442969][  T411]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   38.443157][  T411]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   38.443332][  T411]  ? __import_iovec (lib/iov_iter.c:1346 lib/iov_iter.c:1361)
[   38.443522][  T411]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   38.443693][  T411]  ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2630)
[   38.443872][  T411]  ? get_timestamp.constprop.0 (net/socket.c:2576)
[   38.444092][  T411]  ? __copy_msghdr (net/socket.c:2556)
[   38.444267][  T411]  ___sys_sendmsg (net/socket.c:2686)
[   38.444457][  T411]  ? kasan_record_aux_stack (mm/kasan/generic.c:559)
[   38.444648][  T411]  ? __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)
[   38.444870][  T411]  ? copy_msghdr_from_user (net/socket.c:2673)
[   38.445046][  T411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.445236][  T411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.445429][  T411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.445636][  T411]  ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:979 ./include/linux/mmzone.h:2197 arch/x86/mm/physaddr.c:65)
[   38.445819][  T411]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   38.446001][  T411]  __sys_sendmsg (net/socket.c:2716)
[   38.446199][  T411]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   38.446427][  T411]  ? __sys_sendmsg_sock (net/socket.c:2701)
[   38.446609][  T411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   38.446788][  T411]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.446968][  T411]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   38.447192][  T411] RIP: 0033:0x7fb36b3a01d7
[   38.447380][  T411] 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)
[   38.448018][  T411] RSP: 002b:00007ffd14f882e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.448293][  T411] RAX: ffffffffffffffda RBX: 00007ffd14f88a20 RCX: 00007fb36b3a01d7
[   38.448573][  T411] RDX: 0000000000000000 RSI: 00007ffd14f88350 RDI: 0000000000000005
[   38.448842][  T411] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   38.449114][  T411] R10: 00007fb36b29c510 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