======================================
| [   22.317614][  T309] ==================================================================
| [   22.317972][  T309] 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)
| [   22.318279][  T309] Write of size 8 at addr 0000000000000000 by task ip/309
| [   22.318520][  T309]
[   22.318632][  T309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.318634][  T309] Call Trace:
[   22.318639][  T309]  <TASK>
[   22.318641][  T309]  dump_stack_lvl (lib/dump_stack.c:123)
[   22.318650][  T309]  ? try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   22.318652][  T309]  kasan_report (mm/kasan/report.c:597)
[   22.318660][  T309]  ? try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   22.318665][  T309]  kasan_check_range (mm/kasan/generic.c:194 mm/kasan/generic.c:200)
[   22.318669][  T309]  try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   22.318672][  T309]  ? page_pool_release (net/core/page_pool.c:1196)
[   22.318677][  T309]  __cancel_work (kernel/workqueue.c:2161 kernel/workqueue.c:4364)
[   22.318680][  T309]  ? enable_delayed_work (kernel/workqueue.c:4359)
[   22.318683][  T309]  ? page_pool_release (net/core/page_pool.c:1196)
[   22.318686][  T309]  ? page_pool_destroy (net/core/page_pool.c:1296)
[   22.318691][  T309]  __cancel_work_sync (kernel/workqueue.c:4383)
[   22.318695][  T309]  __dev_close_many (net/core/dev.c:1879 (discriminator 2) net/core/dev.c:1932 (discriminator 2))
[   22.318701][  T309]  ? netdev_notify_peers (net/core/dev.c:1891)
[   22.318706][  T309]  ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:455)
[   22.318710][  T309]  __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)
[   22.318713][  T309]  ? ww_mutex_lock (kernel/locking/mutex.c:890)
[   22.318719][  T309]  ? netif_set_allmulti (net/core/dev.c:9890)
[   22.318721][  T309]  ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 kernel/bpf/core.c:746)
[   22.318729][  T309]  netif_change_flags (net/core/dev.c:9989)
[   22.318734][  T309]  do_setlink.constprop.0 (net/core/rtnetlink.c:3158)
[   22.318740][  T309]  ? rtnl_newlink_create (net/core/rtnetlink.c:3036)
[   22.318746][  T309]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.318752][  T309]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[   22.318759][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.318764][  T309]  ? __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)
[   22.318768][  T309]  ? __mutex_handoff (kernel/locking/mutex.c:88)
[   22.318771][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   22.318775][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   22.318778][  T309]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21))
[   22.318781][  T309]  ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:739 kernel/locking/mutex.c:760)
[   22.318785][  T309]  ? __create_object (mm/kmemleak.c:786)
[   22.318788][  T309]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   22.318791][  T309]  ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4071)
[   22.318794][  T309]  ? ww_mutex_lock (kernel/locking/mutex.c:759)
[   22.318798][  T309]  ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21))
[   22.318805][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:3922)
[   22.318811][  T309]  rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4073)
[   22.318816][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   22.318819][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.318825][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.318829][  T309]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/core/rtnetlink.c:6956)
[   22.318831][  T309]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   22.318836][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   22.318839][  T309]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   22.318843][  T309]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   22.318846][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.318853][  T309]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   22.318856][  T309]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   22.318860][  T309]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   22.318866][  T309]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/netlink/af_netlink.c:340)
[   22.318870][  T309]  ? 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)
[   22.318875][  T309]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   22.318879][  T309]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   22.318882][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.318888][  T309]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   22.318892][  T309]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   22.318895][  T309]  ? __import_iovec (lib/iov_iter.c:1346 lib/iov_iter.c:1361)
[   22.318900][  T309]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   22.318904][  T309]  ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2630)
[   22.318908][  T309]  ? get_timestamp.constprop.0 (net/socket.c:2576)
[   22.318912][  T309]  ? __copy_msghdr (net/socket.c:2556)
[   22.318918][  T309]  ___sys_sendmsg (net/socket.c:2686)
[   22.318920][  T309]  ? kasan_record_aux_stack (mm/kasan/generic.c:559)
[   22.318923][  T309]  ? __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)
[   22.318927][  T309]  ? copy_msghdr_from_user (net/socket.c:2673)
[   22.318931][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.318936][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.318941][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.318944][  T309]  ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:979 ./include/linux/mmzone.h:2197 arch/x86/mm/physaddr.c:65)
[   22.318949][  T309]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   22.318955][  T309]  __sys_sendmsg (net/socket.c:2716)
[   22.318958][  T309]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   22.318961][  T309]  ? __sys_sendmsg_sock (net/socket.c:2701)
[   22.318968][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   22.318972][  T309]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.318977][  T309]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   22.318980][  T309] RIP: 0033:0x7fe6a70191d7
[   22.318985][  T309] 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)
[   22.318988][  T309] RSP: 002b:00007ffd18ad23a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.318992][  T309] RAX: ffffffffffffffda RBX: 00007ffd18ad2ae0 RCX: 00007fe6a70191d7
[   22.318994][  T309] RDX: 0000000000000000 RSI: 00007ffd18ad2410 RDI: 0000000000000005
[   22.318995][  T309] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[   22.318997][  T309] R10: 00007fe6a6f15510 R11: 0000000000000246 R12: 0000000000000002
[   22.318998][  T309] R13: 00000000691cdad3 R14: 0000000000499600 R15: 0000000000000000
| [   22.337745][  T309] #PF: error_code(0x0002) - not-present page
| [   22.337965][  T309] PGD e715067 P4D e715067 PUD c4ae067 PMD 0
| [   22.338198][  T309] Oops: Oops: 0002 [#1] SMP KASAN
| [   22.338746][  T309] Tainted: [B]=BAD_PAGE
[   22.338889][  T309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.339139][  T309] 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)
[   22.339366][  T309] 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
[   22.340018][  T309] RSP: 0018:ffffc90000856f30 EFLAGS: 00010046
[   22.340244][  T309] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffab44390a
[   22.340503][  T309] RDX: fffffbfff5f1d4cd RSI: 0000000000000008 RDI: ffffffffaf8ea660
[   22.340779][  T309] RBP: ffffc90000856f98 R08: 0000000000000001 R09: fffffbfff5f1d4cc
[   22.341066][  T309] R10: ffffffffaf8ea667 R11: ffffc90000856a00 R12: 0000000000000000
[   22.341333][  T309] R13: 0000000000000286 R14: ffff8880049fa000 R15: dffffc0000000000
[   22.341596][  T309] FS:  00007fe6a6e4b800(0000) GS:ffff888086a01000(0000) knlGS:0000000000000000
[   22.341912][  T309] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.342165][  T309] CR2: 0000000000000000 CR3: 000000000a23a005 CR4: 0000000000772ef0
[   22.342434][  T309] PKRU: 55555554
[   22.342567][  T309] Call Trace:
[   22.342724][  T309]  <TASK>
[   22.342825][  T309]  ? page_pool_release (net/core/page_pool.c:1196)
[   22.343019][  T309]  __cancel_work (kernel/workqueue.c:2161 kernel/workqueue.c:4364)
[   22.343203][  T309]  ? enable_delayed_work (kernel/workqueue.c:4359)
[   22.343374][  T309]  ? page_pool_release (net/core/page_pool.c:1196)
[   22.343552][  T309]  ? page_pool_destroy (net/core/page_pool.c:1296)
[   22.343733][  T309]  __cancel_work_sync (kernel/workqueue.c:4383)
[   22.343913][  T309]  __dev_close_many (net/core/dev.c:1879 (discriminator 2) net/core/dev.c:1932 (discriminator 2))
[   22.344105][  T309]  ? netdev_notify_peers (net/core/dev.c:1891)
[   22.344279][  T309]  ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:455)
[   22.344464][  T309]  __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)
[   22.344644][  T309]  ? ww_mutex_lock (kernel/locking/mutex.c:890)
[   22.344819][  T309]  ? netif_set_allmulti (net/core/dev.c:9890)
[   22.345012][  T309]  ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 kernel/bpf/core.c:746)
[   22.345191][  T309]  netif_change_flags (net/core/dev.c:9989)
[   22.345364][  T309]  do_setlink.constprop.0 (net/core/rtnetlink.c:3158)
[   22.345540][  T309]  ? rtnl_newlink_create (net/core/rtnetlink.c:3036)
[   22.345723][  T309]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.345904][  T309]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[   22.346112][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.346288][  T309]  ? __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)
[   22.346461][  T309]  ? __mutex_handoff (kernel/locking/mutex.c:88)
[   22.346639][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   22.346812][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   22.346990][  T309]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21))
[   22.347175][  T309]  ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:739 kernel/locking/mutex.c:760)
[   22.347345][  T309]  ? __create_object (mm/kmemleak.c:786)
[   22.347522][  T309]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   22.347698][  T309]  ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4071)
[   22.347875][  T309]  ? ww_mutex_lock (kernel/locking/mutex.c:759)
[   22.348086][  T309]  ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21))
[   22.348266][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:3922)
[   22.348440][  T309]  rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4073)
[   22.348614][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   22.348789][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.348973][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.349153][  T309]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/core/rtnetlink.c:6956)
[   22.349324][  T309]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   22.349495][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   22.349689][  T309]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   22.349862][  T309]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   22.350056][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.350230][  T309]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   22.350407][  T309]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   22.350580][  T309]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   22.350758][  T309]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/netlink/af_netlink.c:340)
[   22.350930][  T309]  ? 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)
[   22.351111][  T309]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   22.351282][  T309]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   22.351452][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.351635][  T309]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   22.351809][  T309]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   22.351987][  T309]  ? __import_iovec (lib/iov_iter.c:1346 lib/iov_iter.c:1361)
[   22.352177][  T309]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   22.352351][  T309]  ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2630)
[   22.352527][  T309]  ? get_timestamp.constprop.0 (net/socket.c:2576)
[   22.352756][  T309]  ? __copy_msghdr (net/socket.c:2556)
[   22.352933][  T309]  ___sys_sendmsg (net/socket.c:2686)
[   22.353122][  T309]  ? kasan_record_aux_stack (mm/kasan/generic.c:559)
[   22.353297][  T309]  ? __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)
[   22.353513][  T309]  ? copy_msghdr_from_user (net/socket.c:2673)
[   22.353702][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.353876][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.354070][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.354242][  T309]  ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:979 ./include/linux/mmzone.h:2197 arch/x86/mm/physaddr.c:65)
[   22.354429][  T309]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   22.354615][  T309]  __sys_sendmsg (net/socket.c:2716)
[   22.354791][  T309]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   22.355025][  T309]  ? __sys_sendmsg_sock (net/socket.c:2701)
[   22.355234][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   22.355412][  T309]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.355588][  T309]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   22.355814][  T309] RIP: 0033:0x7fe6a70191d7
[   22.356002][  T309] 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)
[   22.356669][  T309] RSP: 002b:00007ffd18ad23a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.356935][  T309] RAX: ffffffffffffffda RBX: 00007ffd18ad2ae0 RCX: 00007fe6a70191d7
[   22.357211][  T309] RDX: 0000000000000000 RSI: 00007ffd18ad2410 RDI: 0000000000000005
[   22.357480][  T309] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[   22.357748][  T309] R10: 00007fe6a6f15510 R11: 0000000000000246 R12: 0000000000000002


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