======================================
| [   15.348480][  T267] ==================================================================
| [   15.348854][  T267] 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)
| [   15.349208][  T267] Write of size 8 at addr 0000000000000000 by task ip/267
| [   15.349479][  T267]
[   15.349597][  T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.349602][  T267] Call Trace:
[   15.349606][  T267]  <TASK>
[   15.349607][  T267]  dump_stack_lvl (lib/dump_stack.c:123)
[   15.349615][  T267]  ? try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   15.349618][  T267]  kasan_report (mm/kasan/report.c:597)
[   15.349624][  T267]  ? try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   15.349629][  T267]  kasan_check_range (mm/kasan/generic.c:194 mm/kasan/generic.c:200)
[   15.349633][  T267]  try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   15.349637][  T267]  __cancel_work (kernel/workqueue.c:2161 kernel/workqueue.c:4364)
[   15.349640][  T267]  ? enable_delayed_work (kernel/workqueue.c:4359)
[   15.349644][  T267]  ? bond_ipsec_offload_ok (drivers/net/bonding/bond_main.c:4322)
[   15.349655][  T267]  __cancel_work_sync (kernel/workqueue.c:4383)
[   15.349659][  T267]  __dev_close_many (net/core/dev.c:1879 (discriminator 2) net/core/dev.c:1932 (discriminator 2))
[   15.349670][  T267]  ? netdev_notify_peers (net/core/dev.c:1891)
[   15.349676][  T267]  netif_close_many (net/core/dev.c:1959)
[   15.349681][  T267]  ? __dev_close_many (net/core/dev.c:1949)
[   15.349687][  T267]  netif_close (./include/linux/list.h:119 ./include/linux/list.h:223 ./include/linux/list.h:237 net/core/dev.c:1975 net/core/dev.c:1968)
[   15.349693][  T267]  ? netif_close_many (net/core/dev.c:1969)
[   15.349699][  T267]  dev_close (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:221)
[   15.349703][  T267]  bond_enslave (drivers/net/bonding/bond_main.c:1504 drivers/net/bonding/bond_main.c:1907)
[   15.349708][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.349717][  T267]  ? bond_update_slave_arr (drivers/net/bonding/bond_main.c:1827)
[   15.349724][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.349729][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.349733][  T267]  ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 kernel/bpf/core.c:746)
[   15.349739][  T267]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   15.349745][  T267]  do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2964)
[   15.349751][  T267]  ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94)
[   15.349756][  T267]  do_setlink.constprop.0 (net/core/rtnetlink.c:3165)
[   15.349761][  T267]  ? rtnl_newlink_create (net/core/rtnetlink.c:3036)
[   15.349767][  T267]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.349773][  T267]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[   15.349778][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.349783][  T267]  ? __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)
[   15.349786][  T267]  ? __mutex_handoff (kernel/locking/mutex.c:88)
[   15.349789][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   15.349793][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   15.349796][  T267]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21))
[   15.349799][  T267]  ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:739 kernel/locking/mutex.c:760)
[   15.349808][  T267]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   15.349812][  T267]  ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4071)
[   15.349815][  T267]  ? ww_mutex_lock (kernel/locking/mutex.c:759)
[   15.349819][  T267]  ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21))
[   15.349824][  T267]  ? __rtnl_newlink (net/core/rtnetlink.c:3922)
[   15.349830][  T267]  rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4073)
[   15.349835][  T267]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   15.349838][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.349844][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.349847][  T267]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/core/rtnetlink.c:6956)
[   15.349850][  T267]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   15.349854][  T267]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   15.349857][  T267]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   15.349861][  T267]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   15.349864][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.349871][  T267]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   15.349876][  T267]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   15.349880][  T267]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   15.349886][  T267]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/netlink/af_netlink.c:340)
[   15.349892][  T267]  ? 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)
[   15.349897][  T267]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   15.349901][  T267]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   15.349904][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.349910][  T267]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   15.349914][  T267]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   15.349917][  T267]  ? __import_iovec (lib/iov_iter.c:1346 lib/iov_iter.c:1361)
[   15.349923][  T267]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   15.349926][  T267]  ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2630)
[   15.349934][  T267]  ? get_timestamp.constprop.0 (net/socket.c:2576)
[   15.349937][  T267]  ? __copy_msghdr (net/socket.c:2556)
[   15.349943][  T267]  ___sys_sendmsg (net/socket.c:2686)
[   15.349946][  T267]  ? kasan_record_aux_stack (mm/kasan/generic.c:559)
[   15.349948][  T267]  ? __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)
[   15.349953][  T267]  ? copy_msghdr_from_user (net/socket.c:2673)
[   15.349957][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.349961][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.349967][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.349970][  T267]  ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:979 ./include/linux/mmzone.h:2197 arch/x86/mm/physaddr.c:65)
[   15.349977][  T267]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   15.349983][  T267]  __sys_sendmsg (net/socket.c:2716)
[   15.349985][  T267]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   15.349989][  T267]  ? __sys_sendmsg_sock (net/socket.c:2701)
[   15.349996][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   15.349999][  T267]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.350004][  T267]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   15.350008][  T267] RIP: 0033:0x7fa1859491d7
[   15.350012][  T267] 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)
[   15.350014][  T267] RSP: 002b:00007ffe5be295e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   15.350020][  T267] RAX: ffffffffffffffda RBX: 00007ffe5be29d10 RCX: 00007fa1859491d7
[   15.350022][  T267] RDX: 0000000000000000 RSI: 00007ffe5be29650 RDI: 0000000000000005
[   15.350024][  T267] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   15.350025][  T267] R10: 0000000039d06910 R11: 0000000000000246 R12: 0000000000000004
[   15.350027][  T267] R13: 00000000691ccd7b R14: 0000000000499600 R15: 0000000000000000
| [   15.372872][  T267] #PF: error_code(0x0002) - not-present page
| [   15.373145][  T267] PGD 9193067 P4D 9193067 PUD c76d067 PMD 0
| [   15.373430][  T267] Oops: Oops: 0002 [#1] SMP KASAN
| [   15.374080][  T267] Tainted: [B]=BAD_PAGE
[   15.374259][  T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.374525][  T267] 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)
[   15.374803][  T267] 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
[   15.375554][  T267] RSP: 0018:ffffc90000c16c28 EFLAGS: 00010046
[   15.375831][  T267] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa2e4390a
[   15.376155][  T267] RDX: fffffbfff4e5d4cd RSI: 0000000000000008 RDI: ffffffffa72ea660
[   15.376478][  T267] RBP: ffffc90000c16c90 R08: 0000000000000001 R09: fffffbfff4e5d4cc
[   15.376800][  T267] R10: ffffffffa72ea667 R11: ffffc90000c16700 R12: 0000000000000000
[   15.377140][  T267] R13: 0000000000000286 R14: ffff88800a78a000 R15: dffffc0000000000
[   15.377497][  T267] FS:  00007fa18577b800(0000) GS:ffff88808f081000(0000) knlGS:0000000000000000
[   15.377887][  T267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.378172][  T267] CR2: 0000000000000000 CR3: 000000000bc98001 CR4: 0000000000772ef0
[   15.378501][  T267] PKRU: 55555554
[   15.378661][  T267] Call Trace:
[   15.378820][  T267]  <TASK>
[   15.378930][  T267]  __cancel_work (kernel/workqueue.c:2161 kernel/workqueue.c:4364)
[   15.379147][  T267]  ? enable_delayed_work (kernel/workqueue.c:4359)
[   15.379364][  T267]  ? bond_ipsec_offload_ok (drivers/net/bonding/bond_main.c:4322)
[   15.379581][  T267]  __cancel_work_sync (kernel/workqueue.c:4383)
[   15.379792][  T267]  __dev_close_many (net/core/dev.c:1879 (discriminator 2) net/core/dev.c:1932 (discriminator 2))
[   15.380010][  T267]  ? netdev_notify_peers (net/core/dev.c:1891)
[   15.380228][  T267]  netif_close_many (net/core/dev.c:1959)
[   15.380446][  T267]  ? __dev_close_many (net/core/dev.c:1949)
[   15.380663][  T267]  netif_close (./include/linux/list.h:119 ./include/linux/list.h:223 ./include/linux/list.h:237 net/core/dev.c:1975 net/core/dev.c:1968)
[   15.380883][  T267]  ? netif_close_many (net/core/dev.c:1969)
[   15.381096][  T267]  dev_close (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:221)
[   15.381257][  T267]  bond_enslave (drivers/net/bonding/bond_main.c:1504 drivers/net/bonding/bond_main.c:1907)
[   15.381474][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.381692][  T267]  ? bond_update_slave_arr (drivers/net/bonding/bond_main.c:1827)
[   15.381875][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.382054][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.382398][  T267]  ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 kernel/bpf/core.c:746)
[   15.382722][  T267]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   15.383056][  T267]  do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2964)
[   15.383273][  T267]  ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94)
[   15.383491][  T267]  do_setlink.constprop.0 (net/core/rtnetlink.c:3165)
[   15.383715][  T267]  ? rtnl_newlink_create (net/core/rtnetlink.c:3036)
[   15.384049][  T267]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.384272][  T267]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[   15.384509][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.384730][  T267]  ? __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)
[   15.385190][  T267]  ? __mutex_handoff (kernel/locking/mutex.c:88)
[   15.385525][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   15.385745][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   15.385960][  T267]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21))
[   15.386181][  T267]  ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:739 kernel/locking/mutex.c:760)
[   15.386515][  T267]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   15.386734][  T267]  ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4071)
[   15.386950][  T267]  ? ww_mutex_lock (kernel/locking/mutex.c:759)
[   15.387170][  T267]  ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21))
[   15.387529][  T267]  ? __rtnl_newlink (net/core/rtnetlink.c:3922)
[   15.387752][  T267]  rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4073)
[   15.387973][  T267]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   15.388184][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.388415][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.388749][  T267]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/core/rtnetlink.c:6956)
[   15.388964][  T267]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   15.389185][  T267]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   15.389402][  T267]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   15.389741][  T267]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   15.389953][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.390287][  T267]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   15.390518][  T267]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   15.390736][  T267]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   15.390953][  T267]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/netlink/af_netlink.c:340)
[   15.391170][  T267]  ? 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)
[   15.391384][  T267]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   15.391594][  T267]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   15.391806][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.392131][  T267]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   15.392340][  T267]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   15.392546][  T267]  ? __import_iovec (lib/iov_iter.c:1346 lib/iov_iter.c:1361)
[   15.392757][  T267]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   15.393074][  T267]  ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2630)
[   15.393287][  T267]  ? get_timestamp.constprop.0 (net/socket.c:2576)
[   15.393545][  T267]  ? __copy_msghdr (net/socket.c:2556)
[   15.393757][  T267]  ___sys_sendmsg (net/socket.c:2686)
[   15.394081][  T267]  ? kasan_record_aux_stack (mm/kasan/generic.c:559)
[   15.394293][  T267]  ? __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)
[   15.394554][  T267]  ? copy_msghdr_from_user (net/socket.c:2673)
[   15.394765][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.394975][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.395187][  T267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.395396][  T267]  ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:979 ./include/linux/mmzone.h:2197 arch/x86/mm/physaddr.c:65)
[   15.395721][  T267]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   15.395933][  T267]  __sys_sendmsg (net/socket.c:2716)
[   15.396146][  T267]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   15.396406][  T267]  ? __sys_sendmsg_sock (net/socket.c:2701)
[   15.396730][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   15.396939][  T267]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.397150][  T267]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   15.397417][  T267] RIP: 0033:0x7fa1859491d7
[   15.397759][  T267] 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)
[   15.398511][  T267] RSP: 002b:00007ffe5be295e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   15.399076][  T267] RAX: ffffffffffffffda RBX: 00007ffe5be29d10 RCX: 00007fa1859491d7
[   15.399406][  T267] RDX: 0000000000000000 RSI: 00007ffe5be29650 RDI: 0000000000000005
[   15.399945][  T267] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   15.400265][  T267] R10: 0000000039d06910 R11: 0000000000000246 R12: 0000000000000004


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