======================================
| [ 2129.898197][T15408] ==================================================================
| [2129.898509][T15408] BUG: KASAN: slab-use-after-free in neigh_flush_dev.isra.0 (net/core/neighbour.c:380) 
| [ 2129.898741][T15408] Read of size 8 at addr ffff88800aa8cc10 by task ip/15408
| [ 2129.898962][T15408]
[ 2129.899274][T15408] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2129.899607][T15408] Call Trace:
[ 2129.899723][T15408]  <TASK>
[2129.899811][T15408] dump_stack_lvl (lib/dump_stack.c:123) 
[2129.899970][T15408] print_address_description.constprop.0 (mm/kasan/report.c:378) 
[2129.900164][T15408] ? neigh_flush_dev.isra.0 (net/core/neighbour.c:380) 
[2129.900315][T15408] print_report (mm/kasan/report.c:489) 
[2129.900465][T15408] ? kasan_addr_to_slab (./include/linux/mm.h:1282 mm/kasan/../slab.h:206 mm/kasan/common.c:38) 
[2129.900620][T15408] kasan_report (mm/kasan/report.c:603) 
[2129.900737][T15408] ? neigh_flush_dev.isra.0 (net/core/neighbour.c:380) 
[2129.900888][T15408] neigh_flush_dev.isra.0 (net/core/neighbour.c:380) 
[2129.901036][T15408] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[2129.901192][T15408] __neigh_ifdown.isra.0 (net/core/neighbour.c:826 net/core/neighbour.c:426) 
[2129.901347][T15408] ? blocking_notifier_call_chain (kernel/notifier.c:388 kernel/notifier.c:376) 
[2129.901534][T15408] neigh_ifdown (net/core/neighbour.c:445) 
[2129.901646][T15408] fib_inetaddr_event (net/ipv4/fib_frontend.c:1431 net/ipv4/fib_frontend.c:1455) 
[2129.901800][T15408] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) 
[2129.901949][T15408] blocking_notifier_call_chain (kernel/notifier.c:389 kernel/notifier.c:376) 
[2129.902097][T15408] __inet_del_ifa (net/ipv4/devinet.c:488) 
[2129.902251][T15408] inet_rtm_deladdr (net/ipv4/devinet.c:706) 
[2129.902399][T15408] ? __pfx_inet_rtm_deladdr (net/ipv4/devinet.c:665) 
[2129.902552][T15408] rtnetlink_rcv_msg (net/core/rtnetlink.c:6721) 
[2129.902709][T15408] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6615) 
[2129.902859][T15408] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[2129.903008][T15408] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[2129.903123][T15408] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[2129.903272][T15408] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2129.903423][T15408] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6615) 
[2129.903573][T15408] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2129.903729][T15408] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[2129.903886][T15408] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[2129.904035][T15408] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[2129.904220][T15408] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[2129.904374][T15408] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[2129.904525][T15408] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[2129.904675][T15408] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[2129.904824][T15408] ? __might_fault (mm/memory.c:6700 mm/memory.c:6693) 
[2129.904975][T15408] ? __import_iovec (lib/iov_iter.c:1433 lib/iov_iter.c:1449) 
[2129.905132][T15408] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2607) 
[2129.905283][T15408] ? __pfx_____sys_sendmsg (net/socket.c:2553) 
[2129.905432][T15408] ? __pfx_copy_msghdr_from_user (net/socket.c:2533) 
[2129.905621][T15408] ___sys_sendmsg (net/socket.c:2663) 
[2129.905770][T15408] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[2129.905922][T15408] ? __pfx____sys_sendmsg (net/socket.c:2650) 
[2129.906070][T15408] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[2129.906219][T15408] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) 
[2129.906410][T15408] ? kasan_save_stack (mm/kasan/common.c:49) 
[2129.906556][T15408] ? kasan_save_stack (mm/kasan/common.c:48) 
[2129.906703][T15408] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) 
[2129.906852][T15408] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:123 kernel/rcu/tree.c:3087) 
[2129.907039][T15408] ? __x64_sys_close (fs/open.c:1568 fs/open.c:1550 fs/open.c:1550) 
[2129.907188][T15408] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[2129.907342][T15408] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[2129.907526][T15408] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[2129.907681][T15408] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[2129.907831][T15408] ? __lock_release (kernel/locking/lockdep.c:5501) 
[2129.907980][T15408] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) 
[2129.908097][T15408] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) 
[2129.908248][T15408] ? __pfx___sys_sendmsg (net/socket.c:2678) 
[2129.908396][T15408] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2053 arch/x86/mm/physaddr.c:65) 
[2129.908552][T15408] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[2129.908702][T15408] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2129.908894][T15408] RIP: 0033:0x7f76994177b7
[ 2129.909051][T15408] Code: 0a 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:	0a 00                	or     (%rax),%al
   2:	f7 d8                	neg    %eax
   4:	64 89 02             	mov    %eax,%fs:(%rdx)
   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)
[ 2129.909581][T15408] RSP: 002b:00007ffeb62c26e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2129.909809][T15408] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f76994177b7
[ 2129.910036][T15408] RDX: 0000000000000000 RSI: 00007ffeb62c2750 RDI: 0000000000000005
[ 2129.910260][T15408] RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000078
[ 2129.910483][T15408] R10: 00007f76992d5ef8 R11: 0000000000000246 R12: 00007ffeb62c2ea0
[ 2129.910707][T15408] R13: 000000006716b454 R14: 0000000000496600 R15: 00007ffeb62c2ea8
| [ 2129.914986][T15408] ------------[ cut here ]------------
| [ 2129.915137][T15408] pool index 93034 out of bounds (1209) for stack id 6b6b6b6b
| [2129.915410][T15408] WARNING: CPU: 1 PID: 15408 at lib/stackdepot.c:451 depot_fetch_stack (lib/stackdepot.c:451 (discriminator 1)) 
| [ 2129.915683][T15408] Modules linked in: psample macsec ip_gre cls_u32 sch_htb bonding cls_matchall ip6_gre gre xt_conntrack nf_conntrack nf_defrag_ipv4 nft_compat nf_tables libcrc32c nf_defrag_ipv6 act_mirred act_tunnel_key bareudp mpls_gso mpls_iptunnel mpls_router cls_bpf xfrm_interface sha1_generic xfrm_user act_gact cls_flower sch_ingress vxlan [last unloaded: netdevsim]
[ 2129.916887][T15408] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[2129.917240][T15408] RIP: 0010:depot_fetch_stack (lib/stackdepot.c:451 (discriminator 1)) 
[ 2129.917410][T15408] Code: 18 a3 8e 90 e8 9b 58 bd 01 83 f8 01 75 b8 90 0f 0b 90 eb b2 90 48 c7 c7 e0 e2 06 90 44 89 e1 44 89 ea 89 ee e8 3b ad 0c ff 90 <0f> 0b 90 90 31 c0 eb bb 90 0f 0b 90 eb b5 90 0f 0b 90 31 c0 eb ad
All code
========
   0:	18 a3 8e 90 e8 9b    	sbb    %ah,-0x64176f72(%rbx)
   6:	58                   	pop    %rax
   7:	bd 01 83 f8 01       	mov    $0x1f88301,%ebp
   c:	75 b8                	jne    0xffffffffffffffc6
   e:	90                   	nop
   f:	0f 0b                	ud2
  11:	90                   	nop
  12:	eb b2                	jmp    0xffffffffffffffc6
  14:	90                   	nop
  15:	48 c7 c7 e0 e2 06 90 	mov    $0xffffffff9006e2e0,%rdi
  1c:	44 89 e1             	mov    %r12d,%ecx
  1f:	44 89 ea             	mov    %r13d,%edx
  22:	89 ee                	mov    %ebp,%esi
  24:	e8 3b ad 0c ff       	call   0xffffffffff0cad64
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	90                   	nop
  2e:	31 c0                	xor    %eax,%eax
  30:	eb bb                	jmp    0xffffffffffffffed
  32:	90                   	nop
  33:	0f 0b                	ud2
  35:	90                   	nop
  36:	eb b5                	jmp    0xffffffffffffffed
  38:	90                   	nop
  39:	0f 0b                	ud2
  3b:	90                   	nop
  3c:	31 c0                	xor    %eax,%eax
  3e:	eb ad                	jmp    0xffffffffffffffed

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	90                   	nop
   4:	31 c0                	xor    %eax,%eax
   6:	eb bb                	jmp    0xffffffffffffffc3
   8:	90                   	nop
   9:	0f 0b                	ud2
   b:	90                   	nop
   c:	eb b5                	jmp    0xffffffffffffffc3
   e:	90                   	nop
   f:	0f 0b                	ud2
  11:	90                   	nop
  12:	31 c0                	xor    %eax,%eax
  14:	eb ad                	jmp    0xffffffffffffffc3
[ 2129.917966][T15408] RSP: 0018:ffffc900006bf200 EFLAGS: 00010086
[ 2129.918168][T15408] RAX: 0000000000000000 RBX: 0000000000001b50 RCX: 1ffffffff207dc3c
[ 2129.918411][T15408] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000001
[ 2129.918648][T15408] RBP: 0000000000016b6a R08: 0000000000000000 R09: fffffbfff207dc3c
[ 2129.918883][T15408] R10: 0000000000000003 R11: 205d383034353154 R12: 000000006b6b6b6b
[ 2129.919117][T15408] R13: 00000000000004b9 R14: 0000000000000008 R15: ffff88800b3e2300
[ 2129.919362][T15408] FS:  00007f769920b800(0000) GS:ffff888036080000(0000) knlGS:0000000000000000
[ 2129.919642][T15408] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2129.919842][T15408] CR2: 00000000004e2d90 CR3: 0000000005bb6003 CR4: 0000000000772ef0
[ 2129.920084][T15408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2129.920317][T15408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2129.920552][T15408] PKRU: 55555554
[ 2129.920677][T15408] Call Trace:
[ 2129.920799][T15408]  <TASK>
[2129.920880][T15408] ? depot_fetch_stack (lib/stackdepot.c:451 (discriminator 1)) 
[2129.921039][T15408] ? __warn (kernel/panic.c:748) 
[2129.921158][T15408] ? depot_fetch_stack (lib/stackdepot.c:451 (discriminator 1)) 
[2129.921313][T15408] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[2129.921471][T15408] ? handle_bug (arch/x86/kernel/traps.c:285) 
[2129.921589][T15408] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) 
[2129.921743][T15408] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[2129.921903][T15408] ? depot_fetch_stack (lib/stackdepot.c:451 (discriminator 1)) 
[2129.922058][T15408] ? neigh_flush_dev.isra.0 (net/core/neighbour.c:380) 
[2129.922215][T15408] stack_depot_fetch (lib/stackdepot.c:711 lib/stackdepot.c:691) 
[2129.922370][T15408] stack_depot_print (lib/stackdepot.c:745) 
[2129.922525][T15408] print_address_description.constprop.0 (mm/kasan/report.c:343 mm/kasan/report.c:352 mm/kasan/report.c:381) 
[2129.922717][T15408] ? neigh_flush_dev.isra.0 (net/core/neighbour.c:380) 
[2129.922874][T15408] print_report (mm/kasan/report.c:489) 
[2129.923030][T15408] ? kasan_addr_to_slab (./include/linux/mm.h:1282 mm/kasan/../slab.h:206 mm/kasan/common.c:38) 
[2129.923188][T15408] kasan_report (mm/kasan/report.c:603) 
[2129.923311][T15408] ? neigh_flush_dev.isra.0 (net/core/neighbour.c:380) 
[2129.923470][T15408] neigh_flush_dev.isra.0 (net/core/neighbour.c:380) 
[2129.923624][T15408] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[2129.923782][T15408] __neigh_ifdown.isra.0 (net/core/neighbour.c:826 net/core/neighbour.c:426) 
[2129.923939][T15408] ? blocking_notifier_call_chain (kernel/notifier.c:388 kernel/notifier.c:376) 
[2129.924145][T15408] neigh_ifdown (net/core/neighbour.c:445) 
[2129.924261][T15408] fib_inetaddr_event (net/ipv4/fib_frontend.c:1431 net/ipv4/fib_frontend.c:1455) 
[2129.924417][T15408] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) 
[2129.924576][T15408] blocking_notifier_call_chain (kernel/notifier.c:389 kernel/notifier.c:376) 
[2129.924732][T15408] __inet_del_ifa (net/ipv4/devinet.c:488) 
[2129.924892][T15408] inet_rtm_deladdr (net/ipv4/devinet.c:706) 
[2129.925048][T15408] ? __pfx_inet_rtm_deladdr (net/ipv4/devinet.c:665) 
[2129.925209][T15408] rtnetlink_rcv_msg (net/core/rtnetlink.c:6721) 
[2129.925367][T15408] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6615) 
[2129.925523][T15408] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[2129.925679][T15408] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[2129.925800][T15408] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[2129.925959][T15408] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2129.926116][T15408] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6615) 
[2129.926271][T15408] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2129.926432][T15408] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[2129.926591][T15408] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[2129.926748][T15408] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[2129.926908][T15408] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[2129.927067][T15408] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[2129.927226][T15408] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[2129.927386][T15408] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[2129.927542][T15408] ? __might_fault (mm/memory.c:6700 mm/memory.c:6693) 
[2129.927699][T15408] ? __import_iovec (lib/iov_iter.c:1433 lib/iov_iter.c:1449) 
[2129.927859][T15408] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2607) 
[2129.928017][T15408] ? __pfx_____sys_sendmsg (net/socket.c:2553) 
[2129.928176][T15408] ? __pfx_copy_msghdr_from_user (net/socket.c:2533) 
[2129.928375][T15408] ___sys_sendmsg (net/socket.c:2663) 
[2129.928531][T15408] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[2129.928689][T15408] ? __pfx____sys_sendmsg (net/socket.c:2650) 
[2129.928845][T15408] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[2129.929003][T15408] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) 
[2129.929200][T15408] ? kasan_save_stack (mm/kasan/common.c:49) 
[2129.929357][T15408] ? kasan_save_stack (mm/kasan/common.c:48) 
[2129.929517][T15408] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) 
[2129.929674][T15408] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:123 kernel/rcu/tree.c:3087) 
[2129.929870][T15408] ? __x64_sys_close (fs/open.c:1568 fs/open.c:1550 fs/open.c:1550) 
[2129.930028][T15408] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[2129.930186][T15408] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[2129.930380][T15408] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[2129.930539][T15408] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[2129.930698][T15408] ? __lock_release (kernel/locking/lockdep.c:5501) 
[2129.930855][T15408] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) 
[2129.930978][T15408] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) 
[2129.931134][T15408] ? __pfx___sys_sendmsg (net/socket.c:2678) 
[2129.931288][T15408] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2053 arch/x86/mm/physaddr.c:65) 
[2129.931451][T15408] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[2129.931609][T15408] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2129.931802][T15408] RIP: 0033:0x7f76994177b7
[ 2129.931963][T15408] Code: 0a 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:	0a 00                	or     (%rax),%al
   2:	f7 d8                	neg    %eax
   4:	64 89 02             	mov    %eax,%fs:(%rdx)
   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)
[ 2129.932516][T15408] RSP: 002b:00007ffeb62c26e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2129.932755][T15408] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f76994177b7
[ 2129.932989][T15408] RDX: 0000000000000000 RSI: 00007ffeb62c2750 RDI: 0000000000000005
[ 2129.933224][T15408] RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000078
[ 2129.933460][T15408] R10: 00007f76992d5ef8 R11: 0000000000000246 R12: 00007ffeb62c2ea0
[ 2129.933693][T15408] R13: 000000006716b454 R14: 0000000000496600 R15: 00007ffeb62c2ea8
| [ 2129.935694][T15408] corrupt handle or use after stack_depot_put()
| [2129.935725][T15408] WARNING: CPU: 1 PID: 15408 at lib/stackdepot.c:711 stack_depot_fetch (lib/stackdepot.c:711 lib/stackdepot.c:691) 
| [ 2129.936178][T15408] Modules linked in: psample macsec ip_gre cls_u32 sch_htb bonding cls_matchall ip6_gre gre xt_conntrack nf_conntrack nf_defrag_ipv4 nft_compat nf_tables libcrc32c nf_defrag_ipv6 act_mirred act_tunnel_key bareudp mpls_gso mpls_iptunnel mpls_router cls_bpf xfrm_interface sha1_generic xfrm_user act_gact cls_flower sch_ingress vxlan [last unloaded: netdevsim]
| [ 2129.937572][T15408] Tainted: [W]=WARN
[ 2129.937692][T15408] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[2129.938127][T15408] RIP: 0010:stack_depot_fetch (lib/stackdepot.c:711 lib/stackdepot.c:691) 
[ 2129.938290][T15408] Code: 74 1a 48 8d 50 20 48 89 13 5b 8b 40 14 5d 41 5c c3 cc cc cc cc 31 c0 c3 cc cc cc cc 90 48 c7 c7 c0 e3 06 90 e8 22 a8 0c ff 90 <0f> 0b 90 90 eb bb 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90
All code
========
   0:	74 1a                	je     0x1c
   2:	48 8d 50 20          	lea    0x20(%rax),%rdx
   6:	48 89 13             	mov    %rdx,(%rbx)
   9:	5b                   	pop    %rbx
   a:	8b 40 14             	mov    0x14(%rax),%eax
   d:	5d                   	pop    %rbp
   e:	41 5c                	pop    %r12
  10:	c3                   	ret
  11:	cc                   	int3
  12:	cc                   	int3
  13:	cc                   	int3
  14:	cc                   	int3
  15:	31 c0                	xor    %eax,%eax
  17:	c3                   	ret
  18:	cc                   	int3
  19:	cc                   	int3
  1a:	cc                   	int3
  1b:	cc                   	int3
  1c:	90                   	nop
  1d:	48 c7 c7 c0 e3 06 90 	mov    $0xffffffff9006e3c0,%rdi
  24:	e8 22 a8 0c ff       	call   0xffffffffff0ca84b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	90                   	nop
  2e:	eb bb                	jmp    0xffffffffffffffeb
  30:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  37:	00 00 00 00 
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	90                   	nop
   4:	eb bb                	jmp    0xffffffffffffffc1
   6:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   d:	00 00 00 00 
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[ 2129.938831][T15408] RSP: 0018:ffffc900006bf228 EFLAGS: 00010086
[ 2129.939026][T15408] RAX: 0000000000000000 RBX: ffffc900006bf248 RCX: 1ffffffff207dc3c
[ 2129.939347][T15408] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000001
[ 2129.939582][T15408] RBP: 000000006b6b6b6b R08: 0000000000000000 R09: fffffbfff207dc3c
[ 2129.939812][T15408] R10: 0000000000000003 R11: 65737520726f2065 R12: 0000000000000000
[ 2129.940134][T15408] R13: ffffffff8e8c6f49 R14: 0000000000000008 R15: ffff88800b3e2300
[ 2129.940366][T15408] FS:  00007f769920b800(0000) GS:ffff888036080000(0000) knlGS:0000000000000000
[ 2129.940727][T15408] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2129.940928][T15408] CR2: 00000000004e2d90 CR3: 0000000005bb6003 CR4: 0000000000772ef0
[ 2129.941160][T15408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2129.941479][T15408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2129.941712][T15408] PKRU: 55555554
[ 2129.941829][T15408] Call Trace:
[ 2129.941946][T15408]  <TASK>
[2129.942025][T15408] ? stack_depot_fetch (lib/stackdepot.c:711 lib/stackdepot.c:691) 
[2129.942265][T15408] ? __warn (kernel/panic.c:748) 
[2129.942384][T15408] ? nbcon_get_cpu_emergency_nesting (kernel/printk/nbcon.c:1356) 
[2129.942576][T15408] ? stack_depot_fetch (lib/stackdepot.c:711 lib/stackdepot.c:691) 
[2129.942730][T15408] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[2129.942981][T15408] ? handle_bug (arch/x86/kernel/traps.c:285) 
[2129.943099][T15408] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) 
[2129.943252][T15408] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[2129.943405][T15408] ? neigh_flush_dev.isra.0 (net/core/neighbour.c:380) 
[2129.943565][T15408] ? stack_depot_fetch (lib/stackdepot.c:711 lib/stackdepot.c:691) 
[2129.943720][T15408] ? stack_depot_fetch (lib/stackdepot.c:711 lib/stackdepot.c:691) 
[2129.943873][T15408] stack_depot_print (lib/stackdepot.c:745) 
[2129.944030][T15408] print_address_description.constprop.0 (mm/kasan/report.c:343 mm/kasan/report.c:352 mm/kasan/report.c:381) 
[2129.944227][T15408] ? neigh_flush_dev.isra.0 (net/core/neighbour.c:380) 
[2129.944556][T15408] print_report (mm/kasan/report.c:489) 
[2129.944713][T15408] ? kasan_addr_to_slab (./include/linux/mm.h:1282 mm/kasan/../slab.h:206 mm/kasan/common.c:38) 
[2129.944869][T15408] kasan_report (mm/kasan/report.c:603) 
[2129.944992][T15408] ? neigh_flush_dev.isra.0 (net/core/neighbour.c:380) 
[2129.945233][T15408] neigh_flush_dev.isra.0 (net/core/neighbour.c:380) 
[2129.945389][T15408] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[2129.945545][T15408] __neigh_ifdown.isra.0 (net/core/neighbour.c:826 net/core/neighbour.c:426) 
[2129.945701][T15408] ? blocking_notifier_call_chain (kernel/notifier.c:388 kernel/notifier.c:376) 
[2129.945986][T15408] neigh_ifdown (net/core/neighbour.c:445) 
[2129.946100][T15408] fib_inetaddr_event (net/ipv4/fib_frontend.c:1431 net/ipv4/fib_frontend.c:1455) 
[2129.946255][T15408] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) 
[2129.946414][T15408] blocking_notifier_call_chain (kernel/notifier.c:389 kernel/notifier.c:376) 
[2129.946568][T15408] __inet_del_ifa (net/ipv4/devinet.c:488) 
[2129.946724][T15408] inet_rtm_deladdr (net/ipv4/devinet.c:706) 
[2129.946878][T15408] ? __pfx_inet_rtm_deladdr (net/ipv4/devinet.c:665) 
[2129.947035][T15408] rtnetlink_rcv_msg (net/core/rtnetlink.c:6721) 
[2129.947189][T15408] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6615) 
[2129.947430][T15408] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[2129.947584][T15408] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[2129.947703][T15408] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[2129.947859][T15408] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2129.948012][T15408] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6615) 
[2129.948254][T15408] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2129.948412][T15408] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[2129.948567][T15408] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[2129.948721][T15408] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[2129.948970][T15408] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[2129.949126][T15408] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[2129.949281][T15408] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[2129.949433][T15408] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[2129.949584][T15408] ? __might_fault (mm/memory.c:6700 mm/memory.c:6693) 
[2129.949737][T15408] ? __import_iovec (lib/iov_iter.c:1433 lib/iov_iter.c:1449) 
[2129.949892][T15408] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2607) 
[2129.950048][T15408] ? __pfx_____sys_sendmsg (net/socket.c:2553) 
[2129.950291][T15408] ? __pfx_copy_msghdr_from_user (net/socket.c:2533) 
[2129.950484][T15408] ___sys_sendmsg (net/socket.c:2663) 
[2129.950641][T15408] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[2129.950796][T15408] ? __pfx____sys_sendmsg (net/socket.c:2650) 
[2129.951035][T15408] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[2129.951190][T15408] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) 
[2129.951379][T15408] ? kasan_save_stack (mm/kasan/common.c:49) 
[2129.951532][T15408] ? kasan_save_stack (mm/kasan/common.c:48) 
[2129.951773][T15408] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) 
[2129.951932][T15408] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:123 kernel/rcu/tree.c:3087) 
[2129.952120][T15408] ? __x64_sys_close (fs/open.c:1568 fs/open.c:1550 fs/open.c:1550) 
[2129.952272][T15408] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[2129.952514][T15408] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[2129.952704][T15408] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[2129.952861][T15408] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[2129.953015][T15408] ? __lock_release (kernel/locking/lockdep.c:5501) 
[2129.953257][T15408] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) 
[2129.953376][T15408] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) 
[2129.953533][T15408] ? __pfx___sys_sendmsg (net/socket.c:2678) 
[2129.953686][T15408] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2053 arch/x86/mm/physaddr.c:65) 
[2129.953846][T15408] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[2129.954091][T15408] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2129.954287][T15408] RIP: 0033:0x7f76994177b7
[ 2129.954444][T15408] Code: 0a 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:	0a 00                	or     (%rax),%al
   2:	f7 d8                	neg    %eax
   4:	64 89 02             	mov    %eax,%fs:(%rdx)
   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)
[ 2129.955076][T15408] RSP: 002b:00007ffeb62c26e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2129.955307][T15408] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f76994177b7
[ 2129.955623][T15408] RDX: 0000000000000000 RSI: 00007ffeb62c2750 RDI: 0000000000000005
[ 2129.955851][T15408] RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000078
[ 2129.956084][T15408] R10: 00007f76992d5ef8 R11: 0000000000000246 R12: 00007ffeb62c2ea0
[ 2129.956488][T15408] R13: 000000006716b454 R14: 0000000000496600 R15: 00007ffeb62c2ea8
| [ 2129.964358][T15408] Disabling lock debugging due to kernel taint
| [ 2129.964564][T15408] Oops: general protection fault, probably for non-canonical address 0xed6d696d6d6d6d6d: 0000 [#1] PREEMPT SMP KASAN NOPTI
| [ 2129.965001][T15408] KASAN: maybe wild-memory-access in range [0x6b6b6b6b6b6b6b68-0x6b6b6b6b6b6b6b6f]
| [ 2129.965586][T15408] Tainted: [B]=BAD_PAGE, [W]=WARN
[ 2129.965732][T15408] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[2129.966055][T15408] RIP: 0010:neigh_flush_dev.isra.0 (./include/linux/list.h:988 ./include/linux/rculist.h:516 net/core/neighbour.c:384) 
[ 2129.966321][T15408] Code: 0f 85 ef 04 00 00 49 8d 7f 08 49 8b 1f 48 89 f8 48 c1 e8 03 42 80 3c 28 00 0f 85 cc 04 00 00 49 8b 6f 08 48 89 e8 48 c1 e8 03 <42> 80 3c 28 00 0f 85 19 05 00 00 48 89 5d 00 48 85 db 74 1a 48 8d
All code
========
   0:	0f 85 ef 04 00 00    	jne    0x4f5
   6:	49 8d 7f 08          	lea    0x8(%r15),%rdi
   a:	49 8b 1f             	mov    (%r15),%rbx
   d:	48 89 f8             	mov    %rdi,%rax
  10:	48 c1 e8 03          	shr    $0x3,%rax
  14:	42 80 3c 28 00       	cmpb   $0x0,(%rax,%r13,1)
  19:	0f 85 cc 04 00 00    	jne    0x4eb
  1f:	49 8b 6f 08          	mov    0x8(%r15),%rbp
  23:	48 89 e8             	mov    %rbp,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
  2a:*	42 80 3c 28 00       	cmpb   $0x0,(%rax,%r13,1)		<-- trapping instruction
  2f:	0f 85 19 05 00 00    	jne    0x54e
  35:	48 89 5d 00          	mov    %rbx,0x0(%rbp)
  39:	48 85 db             	test   %rbx,%rbx
  3c:	74 1a                	je     0x58
  3e:	48                   	rex.W
  3f:	8d                   	.byte 0x8d

Code starting with the faulting instruction
===========================================
   0:	42 80 3c 28 00       	cmpb   $0x0,(%rax,%r13,1)
   5:	0f 85 19 05 00 00    	jne    0x524
   b:	48 89 5d 00          	mov    %rbx,0x0(%rbp)
   f:	48 85 db             	test   %rbx,%rbx
  12:	74 1a                	je     0x2e
  14:	48                   	rex.W
  15:	8d                   	.byte 0x8d
[ 2129.966920][T15408] RSP: 0018:ffffc900006bf388 EFLAGS: 00010202
[ 2129.967104][T15408] RAX: 0d6d6d6d6d6d6d6d RBX: 6b6b6b6b6b6b6b6b RCX: ffffffff8e8c6ef0
[ 2129.967323][T15408] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88800aa8cc08
[ 2129.967547][T15408] RBP: 6b6b6b6b6b6b6b6b R08: 0000000000000001 R09: fffffbfff23f7680
[ 2129.967769][T15408] R10: ffffffff91fbb407 R11: 205d383034353154 R12: ffff88800aa8cd3c
[ 2129.967986][T15408] R13: dffffc0000000000 R14: ffff88800991c000 R15: ffff88800aa8cc00
[ 2129.968278][T15408] FS:  00007f769920b800(0000) GS:ffff888036080000(0000) knlGS:0000000000000000
[ 2129.968526][T15408] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2129.968706][T15408] CR2: 00000000004e2d90 CR3: 0000000005bb6003 CR4: 0000000000772ef0
[ 2129.969003][T15408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2129.969217][T15408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2129.969429][T15408] PKRU: 55555554
[ 2129.969538][T15408] Call Trace:
[ 2129.969658][T15408]  <TASK>
[2129.969733][T15408] ? die_addr (arch/x86/kernel/dumpstack.c:421 arch/x86/kernel/dumpstack.c:460) 
[2129.969853][T15408] ? exc_general_protection (arch/x86/kernel/traps.c:751 arch/x86/kernel/traps.c:693) 
[2129.969998][T15408] ? asm_exc_general_protection (./arch/x86/include/asm/idtentry.h:617) 
[2129.970220][T15408] ? neigh_flush_dev.isra.0 (./include/linux/list.h:986 ./include/linux/rculist.h:516 net/core/neighbour.c:384) 
[2129.970362][T15408] ? neigh_flush_dev.isra.0 (./include/linux/list.h:988 ./include/linux/rculist.h:516 net/core/neighbour.c:384) 
[2129.970506][T15408] ? neigh_flush_dev.isra.0 (./include/linux/list.h:986 ./include/linux/rculist.h:516 net/core/neighbour.c:384) 
[2129.970649][T15408] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[2129.970796][T15408] __neigh_ifdown.isra.0 (net/core/neighbour.c:826 net/core/neighbour.c:426) 
[2129.971023][T15408] ? blocking_notifier_call_chain (kernel/notifier.c:388 kernel/notifier.c:376) 
[2129.971201][T15408] neigh_ifdown (net/core/neighbour.c:445) 
[2129.971307][T15408] fib_inetaddr_event (net/ipv4/fib_frontend.c:1431 net/ipv4/fib_frontend.c:1455) 
[2129.971450][T15408] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) 
[2129.971595][T15408] blocking_notifier_call_chain (kernel/notifier.c:389 kernel/notifier.c:376) 
[2129.971738][T15408] __inet_del_ifa (net/ipv4/devinet.c:488) 
[2129.971881][T15408] inet_rtm_deladdr (net/ipv4/devinet.c:706) 
[2129.972025][T15408] ? __pfx_inet_rtm_deladdr (net/ipv4/devinet.c:665) 
[2129.972171][T15408] rtnetlink_rcv_msg (net/core/rtnetlink.c:6721) 
[2129.972313][T15408] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6615) 
[2129.972455][T15408] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[2129.972597][T15408] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[2129.972707][T15408] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[2129.972923][T15408] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2129.973065][T15408] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6615) 
[2129.973208][T15408] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2129.973356][T15408] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[2129.973500][T15408] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[2129.973644][T15408] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[2129.973786][T15408] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[2129.973927][T15408] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[2129.974163][T15408] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[2129.974305][T15408] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[2129.974449][T15408] ? __might_fault (mm/memory.c:6700 mm/memory.c:6693) 
[2129.974602][T15408] ? __import_iovec (lib/iov_iter.c:1433 lib/iov_iter.c:1449) 
[2129.974823][T15408] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2607) 
[2129.974968][T15408] ? __pfx_____sys_sendmsg (net/socket.c:2553) 
[2129.975114][T15408] ? __pfx_copy_msghdr_from_user (net/socket.c:2533) 
[2129.975306][T15408] ___sys_sendmsg (net/socket.c:2663) 
[2129.975462][T15408] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[2129.975606][T15408] ? __pfx____sys_sendmsg (net/socket.c:2650) 
[2129.975753][T15408] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[2129.975900][T15408] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) 
[2129.976153][T15408] ? kasan_save_stack (mm/kasan/common.c:49) 
[2129.976296][T15408] ? kasan_save_stack (mm/kasan/common.c:48) 
[2129.976440][T15408] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) 
[2129.976583][T15408] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:123 kernel/rcu/tree.c:3087) 
[2129.976839][T15408] ? __x64_sys_close (fs/open.c:1568 fs/open.c:1550 fs/open.c:1550) 
[2129.976982][T15408] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[2129.977125][T15408] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[2129.977305][T15408] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[2129.977461][T15408] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[2129.977606][T15408] ? __lock_release (kernel/locking/lockdep.c:5501) 
[2129.977746][T15408] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) 
[2129.977855][T15408] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) 
[2129.977996][T15408] ? __pfx___sys_sendmsg (net/socket.c:2678) 
[2129.978285][T15408] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2053 arch/x86/mm/physaddr.c:65) 
[2129.978433][T15408] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[2129.978576][T15408] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2129.978745][T15408] RIP: 0033:0x7f76994177b7
[ 2129.978983][T15408] Code: 0a 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:	0a 00                	or     (%rax),%al
   2:	f7 d8                	neg    %eax
   4:	64 89 02             	mov    %eax,%fs:(%rdx)
   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)
[ 2129.979483][T15408] RSP: 002b:00007ffeb62c26e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2129.979700][T15408] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f76994177b7
[ 2129.979911][T15408] RDX: 0000000000000000 RSI: 00007ffeb62c2750 RDI: 0000000000000005
[ 2129.980124][T15408] RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000078
[ 2129.980336][T15408] R10: 00007f76992d5ef8 R11: 0000000000000246 R12: 00007ffeb62c2ea0


Finger prints:
neigh_ifdown:fib_inetaddr_event:notifier_call_chain:blocking_notifier_call_chain:__inet_del_ifa
stack_depot_fetch:stack_depot_print:print_report:kasan_report:neigh_ifdown
print_report:kasan_report:neigh_ifdown:fib_inetaddr_event:notifier_call_chain
depot_fetch_stack:stack_depot_fetch:stack_depot_print:print_report:kasan_report