======================================
| [   36.641817][  T576] ==================================================================
| [   36.642185][  T576] 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)
| [   36.642502][  T576] Write of size 8 at addr 0000000000000000 by task ip/576
| [   36.642738][  T576]
[   36.642868][  T576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.642872][  T576] Call Trace:
[   36.642875][  T576]  <TASK>
[   36.642877][  T576]  dump_stack_lvl (lib/dump_stack.c:123)
[   36.642887][  T576]  ? try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   36.642891][  T576]  kasan_report (mm/kasan/report.c:597)
[   36.642899][  T576]  ? try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   36.642905][  T576]  kasan_check_range (mm/kasan/generic.c:194 mm/kasan/generic.c:200)
[   36.642909][  T576]  try_to_grab_pending (./arch/x86/include/asm/bitops.h:136 ./include/asm-generic/bitops/instrumented-atomic.h:72 kernel/workqueue.c:2072)
[   36.642912][  T576]  ? page_pool_release (net/core/page_pool.c:1196)
[   36.642918][  T576]  __cancel_work (kernel/workqueue.c:2161 kernel/workqueue.c:4364)
[   36.642922][  T576]  ? enable_delayed_work (kernel/workqueue.c:4359)
[   36.642925][  T576]  ? page_pool_release (net/core/page_pool.c:1196)
[   36.642928][  T576]  ? page_pool_destroy (net/core/page_pool.c:1296)
[   36.642933][  T576]  __cancel_work_sync (kernel/workqueue.c:4383)
[   36.642937][  T576]  __dev_close_many (net/core/dev.c:1879 (discriminator 2) net/core/dev.c:1932 (discriminator 2))
[   36.642943][  T576]  ? netdev_notify_peers (net/core/dev.c:1891)
[   36.642947][  T576]  ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:455)
[   36.642954][  T576]  __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)
[   36.642958][  T576]  ? ww_mutex_lock (kernel/locking/mutex.c:890)
[   36.642966][  T576]  ? netif_set_allmulti (net/core/dev.c:9890)
[   36.642968][  T576]  ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 kernel/bpf/core.c:746)
[   36.642976][  T576]  netif_change_flags (net/core/dev.c:9989)
[   36.642980][  T576]  do_setlink.constprop.0 (net/core/rtnetlink.c:3158)
[   36.642986][  T576]  ? rtnl_newlink_create (net/core/rtnetlink.c:3036)
[   36.642992][  T576]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.642996][  T576]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[   36.643002][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.643007][  T576]  ? __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)
[   36.643012][  T576]  ? __mutex_handoff (kernel/locking/mutex.c:88)
[   36.643016][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   36.643019][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   36.643022][  T576]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21))
[   36.643026][  T576]  ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:739 kernel/locking/mutex.c:760)
[   36.643030][  T576]  ? __create_object (mm/kmemleak.c:786)
[   36.643034][  T576]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   36.643037][  T576]  ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4071)
[   36.643040][  T576]  ? ww_mutex_lock (kernel/locking/mutex.c:759)
[   36.643044][  T576]  ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21))
[   36.643055][  T576]  ? __rtnl_newlink (net/core/rtnetlink.c:3922)
[   36.643060][  T576]  rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4073)
[   36.643067][  T576]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   36.643070][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.643076][  T576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.643079][  T576]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/core/rtnetlink.c:6956)
[   36.643082][  T576]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   36.643086][  T576]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   36.643089][  T576]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   36.643095][  T576]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   36.643100][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.643109][  T576]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   36.643116][  T576]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   36.643120][  T576]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   36.643127][  T576]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/netlink/af_netlink.c:340)
[   36.643130][  T576]  ? 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)
[   36.643134][  T576]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   36.643139][  T576]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   36.643143][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.643148][  T576]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   36.643153][  T576]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   36.643157][  T576]  ? __import_iovec (lib/iov_iter.c:1346 lib/iov_iter.c:1361)
[   36.643165][  T576]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   36.643169][  T576]  ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2630)
[   36.643179][  T576]  ? get_timestamp.constprop.0 (net/socket.c:2576)
[   36.643183][  T576]  ? __copy_msghdr (net/socket.c:2556)
[   36.643190][  T576]  ___sys_sendmsg (net/socket.c:2686)
[   36.643192][  T576]  ? kasan_record_aux_stack (mm/kasan/generic.c:559)
[   36.643195][  T576]  ? __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)
[   36.643200][  T576]  ? copy_msghdr_from_user (net/socket.c:2673)
[   36.643205][  T576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.643209][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.643214][  T576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.643217][  T576]  ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:979 ./include/linux/mmzone.h:2197 arch/x86/mm/physaddr.c:65)
[   36.643227][  T576]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   36.643233][  T576]  __sys_sendmsg (net/socket.c:2716)
[   36.643235][  T576]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   36.643239][  T576]  ? __sys_sendmsg_sock (net/socket.c:2701)
[   36.643246][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   36.643249][  T576]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.643254][  T576]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   36.643261][  T576] RIP: 0033:0x7f40f5b0b1d7
[   36.643265][  T576] 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)
[   36.643268][  T576] RSP: 002b:00007fffd4e60db8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.643274][  T576] RAX: ffffffffffffffda RBX: 00007fffd4e614e0 RCX: 00007f40f5b0b1d7
[   36.643277][  T576] RDX: 0000000000000000 RSI: 00007fffd4e60e20 RDI: 0000000000000005
[   36.643279][  T576] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   36.643280][  T576] R10: 00007f40f5a07f60 R11: 0000000000000246 R12: 0000000000000003
[   36.643284][  T576] R13: 00000000691cba0b R14: 0000000000499600 R15: 0000000000000000
| [   36.663280][  T576] #PF: error_code(0x0002) - not-present page
| [   36.663535][  T576] PGD f232067 P4D f232067 PUD b54d067 PMD 0
| [   36.663785][  T576] Oops: Oops: 0002 [#1] SMP KASAN
| [   36.664508][  T576] Tainted: [B]=BAD_PAGE
[   36.664659][  T576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.665019][  T576] 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)
[   36.665289][  T576] 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
[   36.666066][  T576] RSP: 0018:ffffc90000e36f30 EFLAGS: 00010046
[   36.666320][  T576] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffb923e90a
[   36.666707][  T576] RDX: fffffbfff7a8decd RSI: 0000000000000008 RDI: ffffffffbd46f660
[   36.666993][  T576] RBP: ffffc90000e36f98 R08: 0000000000000001 R09: fffffbfff7a8decc
[   36.667294][  T576] R10: ffffffffbd46f667 R11: ffffc90000e36a00 R12: 0000000000000000
[   36.667680][  T576] R13: 0000000000000286 R14: ffff88800a632000 R15: dffffc0000000000
[   36.667967][  T576] FS:  00007f40f593d800(0000) GS:ffff888078efc000(0000) knlGS:0000000000000000
[   36.668311][  T576] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.668553][  T576] CR2: 0000000000000000 CR3: 000000000288b003 CR4: 0000000000772ef0
[   36.668838][  T576] PKRU: 55555554
[   36.668977][  T576] Call Trace:
[   36.669244][  T576]  <TASK>
[   36.669339][  T576]  ? page_pool_release (net/core/page_pool.c:1196)
[   36.669532][  T576]  __cancel_work (kernel/workqueue.c:2161 kernel/workqueue.c:4364)
[   36.669735][  T576]  ? enable_delayed_work (kernel/workqueue.c:4359)
[   36.669920][  T576]  ? page_pool_release (net/core/page_pool.c:1196)
[   36.670221][  T576]  ? page_pool_destroy (net/core/page_pool.c:1296)
[   36.670428][  T576]  __cancel_work_sync (kernel/workqueue.c:4383)
[   36.670625][  T576]  __dev_close_many (net/core/dev.c:1879 (discriminator 2) net/core/dev.c:1932 (discriminator 2))
[   36.670826][  T576]  ? netdev_notify_peers (net/core/dev.c:1891)
[   36.671168][  T576]  ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:455)
[   36.671359][  T576]  __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)
[   36.671545][  T576]  ? ww_mutex_lock (kernel/locking/mutex.c:890)
[   36.671730][  T576]  ? netif_set_allmulti (net/core/dev.c:9890)
[   36.672012][  T576]  ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 kernel/bpf/core.c:746)
[   36.672224][  T576]  netif_change_flags (net/core/dev.c:9989)
[   36.672430][  T576]  do_setlink.constprop.0 (net/core/rtnetlink.c:3158)
[   36.672618][  T576]  ? rtnl_newlink_create (net/core/rtnetlink.c:3036)
[   36.672905][  T576]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.673088][  T576]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[   36.673291][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.673497][  T576]  ? __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)
[   36.673798][  T576]  ? __mutex_handoff (kernel/locking/mutex.c:88)
[   36.673991][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   36.674196][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   36.674376][  T576]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21))
[   36.674677][  T576]  ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:739 kernel/locking/mutex.c:760)
[   36.674863][  T576]  ? __create_object (mm/kmemleak.c:786)
[   36.675045][  T576]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   36.675234][  T576]  ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4071)
[   36.675420][  T576]  ? ww_mutex_lock (kernel/locking/mutex.c:759)
[   36.675612][  T576]  ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21))
[   36.675797][  T576]  ? __rtnl_newlink (net/core/rtnetlink.c:3922)
[   36.676005][  T576]  rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4073)
[   36.676306][  T576]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   36.676488][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.676673][  T576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.676858][  T576]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/core/rtnetlink.c:6956)
[   36.677161][  T576]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   36.677362][  T576]  ? __rtnl_newlink (net/core/rtnetlink.c:3963)
[   36.677547][  T576]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   36.677729][  T576]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   36.678029][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.678232][  T576]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   36.678415][  T576]  ? rtnl_port_fill (net/core/rtnetlink.c:6861)
[   36.678601][  T576]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   36.678924][  T576]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 net/netlink/af_netlink.c:340)
[   36.679126][  T576]  ? 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)
[   36.679341][  T576]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   36.679529][  T576]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   36.679840][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.680030][  T576]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   36.680231][  T576]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   36.680413][  T576]  ? __import_iovec (lib/iov_iter.c:1346 lib/iov_iter.c:1361)
[   36.680710][  T576]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   36.680891][  T576]  ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2630)
[   36.681075][  T576]  ? get_timestamp.constprop.0 (net/socket.c:2576)
[   36.681436][  T576]  ? __copy_msghdr (net/socket.c:2556)
[   36.681636][  T576]  ___sys_sendmsg (net/socket.c:2686)
[   36.681817][  T576]  ? kasan_record_aux_stack (mm/kasan/generic.c:559)
[   36.681996][  T576]  ? __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)
[   36.682371][  T576]  ? copy_msghdr_from_user (net/socket.c:2673)
[   36.682559][  T576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.682746][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.682927][  T576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.683232][  T576]  ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:979 ./include/linux/mmzone.h:2197 arch/x86/mm/physaddr.c:65)
[   36.683415][  T576]  ? __lock_release (kernel/locking/lockdep.c:5536)
[   36.683600][  T576]  __sys_sendmsg (net/socket.c:2716)
[   36.683789][  T576]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3148)
[   36.684133][  T576]  ? __sys_sendmsg_sock (net/socket.c:2701)
[   36.684328][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   36.684508][  T576]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.684709][  T576]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   36.685037][  T576] RIP: 0033:0x7f40f5b0b1d7
[   36.685248][  T576] 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)
[   36.686046][  T576] RSP: 002b:00007fffd4e60db8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.686344][  T576] RAX: ffffffffffffffda RBX: 00007fffd4e614e0 RCX: 00007f40f5b0b1d7
[   36.686750][  T576] RDX: 0000000000000000 RSI: 00007fffd4e60e20 RDI: 0000000000000005
[   36.687046][  T576] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   36.687366][  T576] R10: 00007f40f5a07f60 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