======================================
| [  986.842702][T12638] 1 lock held by ip/12638:
| [986.842889][T12638] #0: ffff88800c912630 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [  986.843242][T12638]
| [  986.843242][T12638] stack backtrace:
[  986.843468][T12638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  986.843470][T12638] Call Trace:
[  986.843473][T12638]  <TASK>
[986.843476][T12638] dump_stack_lvl (lib/dump_stack.c:123) 
[986.843486][T12638] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[986.843499][T12638] nexthop_for_each_fib6_nh (net/ipv4/nexthop.c:1511 (discriminator 11)) 
[986.843505][T12638] ? __pfx_rt6_nh_flush_exceptions (net/ipv6/route.c:1778) 
[986.843510][T12638] ? mark_held_locks (kernel/locking/lockdep.c:4323) 
[986.843517][T12638] fib6_purge_rt (net/ipv6/ip6_fib.c:1023 net/ipv6/ip6_fib.c:1049) 
[986.843526][T12638] ? fib6_repair_tree.part.0 (net/ipv6/ip6_fib.c:204 net/ipv6/ip6_fib.c:1935) 
[986.843530][T12638] ? __pfx_fib6_purge_rt (net/ipv6/ip6_fib.c:1044) 
[986.843543][T12638] fib6_del_route (net/ipv6/ip6_fib.c:2026) 
[986.843557][T12638] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[986.843563][T12638] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[986.843568][T12638] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[986.843578][T12638] fib6_del (net/ipv6/ip6_fib.c:2070) 
[986.843586][T12638] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[986.843591][T12638] ip6_route_del (net/ipv6/route.c:4115) 
[986.843599][T12638] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[986.843603][T12638] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[986.843617][T12638] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[986.843621][T12638] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[986.843648][T12638] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[986.843658][T12638] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[986.843662][T12638] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[986.843669][T12638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[986.843673][T12638] ? 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:230) 
[986.843677][T12638] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[986.843685][T12638] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[986.843692][T12638] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[986.843699][T12638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[986.843706][T12638] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[986.843727][T12638] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[986.843732][T12638] ? 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) 
[986.843739][T12638] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[986.843748][T12638] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[986.843753][T12638] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[986.843763][T12638] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[986.843772][T12638] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[986.843788][T12638] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[986.843795][T12638] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[986.843799][T12638] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[986.843817][T12638] ___sys_sendmsg (net/socket.c:2622) 
[986.843820][T12638] ? 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:230) 
[986.843826][T12638] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[986.843837][T12638] ? hlock_class (kernel/locking/lockdep.c:225) 
[986.843848][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[986.843855][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[986.843866][T12638] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[986.843872][T12638] ? __lock_release (kernel/locking/lockdep.c:5527) 
[986.843880][T12638] __sys_sendmsg (net/socket.c:2652) 
[986.843883][T12638] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[986.843896][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[986.843908][T12638] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[986.843914][T12638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  986.843919][T12638] RIP: 0033:0x7ff173ded9a7
[ 986.843923][T12638] 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)
[  986.843926][T12638] RSP: 002b:00007ffca937e888 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  986.843929][T12638] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff173ded9a7
[  986.843931][T12638] RDX: 0000000000000000 RSI: 00007ffca937e8f0 RDI: 0000000000000005
[  986.843933][T12638] RBP: 00007ffca93829dd R08: 0000000000000010 R09: 0000000000000000
[  986.843934][T12638] R10: 00007ff173ca6708 R11: 0000000000000246 R12: 00007ffca937fc00
[  986.843936][T12638] R13: 0000000067dd6e33 R14: 0000000000498600 R15: 0000000000000001
| [  986.857898][T12638] 1 lock held by ip/12638:
| [986.858087][T12638] #0: ffff88800c912630 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [  986.858399][T12638]
| [  986.858399][T12638] stack backtrace:
[  986.858618][T12638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  986.858620][T12638] Call Trace:
[  986.858621][T12638]  <TASK>
[986.858623][T12638] dump_stack_lvl (lib/dump_stack.c:123) 
[986.858630][T12638] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[986.858640][T12638] nexthop_for_each_fib6_nh (net/ipv4/nexthop.c:1515 (discriminator 11)) 
[986.858644][T12638] ? __pfx_rt6_nh_flush_exceptions (net/ipv6/route.c:1778) 
[986.858648][T12638] ? mark_held_locks (kernel/locking/lockdep.c:4323) 
[986.858655][T12638] fib6_purge_rt (net/ipv6/ip6_fib.c:1023 net/ipv6/ip6_fib.c:1049) 
[986.858662][T12638] ? fib6_repair_tree.part.0 (net/ipv6/ip6_fib.c:204 net/ipv6/ip6_fib.c:1935) 
[986.858666][T12638] ? __pfx_fib6_purge_rt (net/ipv6/ip6_fib.c:1044) 
[986.858680][T12638] fib6_del_route (net/ipv6/ip6_fib.c:2026) 
[986.858693][T12638] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[986.858699][T12638] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[986.858704][T12638] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[986.858713][T12638] fib6_del (net/ipv6/ip6_fib.c:2070) 
[986.858721][T12638] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[986.858726][T12638] ip6_route_del (net/ipv6/route.c:4115) 
[986.858734][T12638] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[986.858737][T12638] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[986.858751][T12638] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[986.858755][T12638] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[986.858781][T12638] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[986.858788][T12638] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[986.858792][T12638] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[986.858799][T12638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[986.858803][T12638] ? 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:230) 
[986.858806][T12638] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[986.858815][T12638] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[986.858822][T12638] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[986.858826][T12638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[986.858834][T12638] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[986.858854][T12638] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[986.858860][T12638] ? 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) 
[986.858867][T12638] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[986.858876][T12638] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[986.858881][T12638] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[986.858891][T12638] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[986.858900][T12638] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[986.858917][T12638] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[986.858924][T12638] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[986.858927][T12638] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[986.858946][T12638] ___sys_sendmsg (net/socket.c:2622) 
[986.858949][T12638] ? 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:230) 
[986.858955][T12638] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[986.858965][T12638] ? hlock_class (kernel/locking/lockdep.c:225) 
[986.858978][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[986.858983][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[986.858994][T12638] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[986.859001][T12638] ? __lock_release (kernel/locking/lockdep.c:5527) 
[986.859008][T12638] __sys_sendmsg (net/socket.c:2652) 
[986.859012][T12638] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[986.859024][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[986.859036][T12638] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[986.859042][T12638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  986.859045][T12638] RIP: 0033:0x7ff173ded9a7
[ 986.859048][T12638] 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)
[  986.859051][T12638] RSP: 002b:00007ffca937e888 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  986.859054][T12638] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff173ded9a7
[  986.859056][T12638] RDX: 0000000000000000 RSI: 00007ffca937e8f0 RDI: 0000000000000005
[  986.859058][T12638] RBP: 00007ffca93829dd R08: 0000000000000010 R09: 0000000000000000
[  986.859059][T12638] R10: 00007ff173ca6708 R11: 0000000000000246 R12: 00007ffca937fc00
[  986.859061][T12638] R13: 0000000067dd6e33 R14: 0000000000498600 R15: 0000000000000001
| [  986.872835][T12638] 1 lock held by ip/12638:
| [986.873030][T12638] #0: ffff88800c912630 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [  986.873356][T12638]
| [  986.873356][T12638] stack backtrace:
[  986.873575][T12638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  986.873577][T12638] Call Trace:
[  986.873578][T12638]  <TASK>
[986.873581][T12638] dump_stack_lvl (lib/dump_stack.c:123) 
[986.873586][T12638] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[986.873596][T12638] nexthop_is_blackhole (./include/net/nexthop.h:375 (discriminator 11)) 
[986.873601][T12638] rt6_fill_node.constprop.0 (net/ipv6/route.c:5924) 
[986.873605][T12638] ? __kmalloc_node_track_caller_noprof (mm/slub.c:4315) 
[986.873611][T12638] ? __create_object (mm/kmemleak.c:766) 
[986.873626][T12638] ? __pfx_rt6_fill_node.constprop.0 (net/ipv6/route.c:5778) 
[986.873631][T12638] ? __build_skb_around (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 net/core/skbuff.c:381 net/core/skbuff.c:439) 
[986.873639][T12638] ? __alloc_skb (net/core/skbuff.c:685) 
[986.873643][T12638] ? __pfx___alloc_skb (net/core/skbuff.c:642) 
[986.873646][T12638] ? rt6_nlmsg_size (net/ipv6/route.c:5746) 
[986.873650][T12638] ? __pfx_rt6_nlmsg_size (net/ipv6/route.c:5706) 
[986.873659][T12638] ? inet6_rt_notify (net/ipv6/route.c:6372) 
[986.873662][T12638] inet6_rt_notify (net/ipv6/route.c:6372) 
[986.873673][T12638] fib6_del_route (net/ipv6/ip6_fib.c:2034) 
[986.873687][T12638] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[986.873696][T12638] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[986.873706][T12638] fib6_del (net/ipv6/ip6_fib.c:2070) 
[986.873713][T12638] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[986.873719][T12638] ip6_route_del (net/ipv6/route.c:4115) 
[986.873726][T12638] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[986.873730][T12638] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[986.873743][T12638] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[986.873748][T12638] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[986.873773][T12638] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[986.873780][T12638] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[986.873784][T12638] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[986.873791][T12638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[986.873795][T12638] ? 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:230) 
[986.873799][T12638] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[986.873808][T12638] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[986.873814][T12638] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[986.873818][T12638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[986.873825][T12638] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[986.873846][T12638] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[986.873852][T12638] ? 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) 
[986.873859][T12638] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[986.873867][T12638] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[986.873872][T12638] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[986.873882][T12638] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[986.873891][T12638] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[986.873907][T12638] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[986.873914][T12638] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[986.873917][T12638] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[986.873936][T12638] ___sys_sendmsg (net/socket.c:2622) 
[986.873939][T12638] ? 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:230) 
[986.873945][T12638] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[986.873955][T12638] ? hlock_class (kernel/locking/lockdep.c:225) 
[986.873967][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[986.873972][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[986.873984][T12638] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[986.873990][T12638] ? __lock_release (kernel/locking/lockdep.c:5527) 
[986.873998][T12638] __sys_sendmsg (net/socket.c:2652) 
[986.874001][T12638] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[986.874014][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[986.874026][T12638] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[986.874031][T12638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  986.874035][T12638] RIP: 0033:0x7ff173ded9a7
[ 986.874038][T12638] 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)
[  986.874041][T12638] RSP: 002b:00007ffca937e888 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  986.874044][T12638] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff173ded9a7
[  986.874046][T12638] RDX: 0000000000000000 RSI: 00007ffca937e8f0 RDI: 0000000000000005
[  986.874047][T12638] RBP: 00007ffca93829dd R08: 0000000000000010 R09: 0000000000000000
[  986.874049][T12638] R10: 00007ff173ca6708 R11: 0000000000000246 R12: 00007ffca937fc00
[  986.874051][T12638] R13: 0000000067dd6e33 R14: 0000000000498600 R15: 0000000000000001
| [  986.890325][T12638] 1 lock held by ip/12638:
| [986.890504][T12638] #0: ffff88800c912630 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [  986.890903][T12638]
| [  986.890903][T12638] stack backtrace:
[  986.891131][T12638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  986.891133][T12638] Call Trace:
[  986.891135][T12638]  <TASK>
[986.891137][T12638] dump_stack_lvl (lib/dump_stack.c:123) 
[986.891143][T12638] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[986.891152][T12638] nexthop_is_blackhole (./include/net/nexthop.h:382 (discriminator 11)) 
[986.891157][T12638] rt6_fill_node.constprop.0 (net/ipv6/route.c:5924) 
[986.891162][T12638] ? __kmalloc_node_track_caller_noprof (mm/slub.c:4315) 
[986.891167][T12638] ? __create_object (mm/kmemleak.c:766) 
[986.891181][T12638] ? __pfx_rt6_fill_node.constprop.0 (net/ipv6/route.c:5778) 
[986.891185][T12638] ? __build_skb_around (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 net/core/skbuff.c:381 net/core/skbuff.c:439) 
[986.891193][T12638] ? __alloc_skb (net/core/skbuff.c:685) 
[986.891197][T12638] ? __pfx___alloc_skb (net/core/skbuff.c:642) 
[986.891199][T12638] ? rt6_nlmsg_size (net/ipv6/route.c:5746) 
[986.891204][T12638] ? __pfx_rt6_nlmsg_size (net/ipv6/route.c:5706) 
[986.891213][T12638] ? inet6_rt_notify (net/ipv6/route.c:6372) 
[986.891215][T12638] inet6_rt_notify (net/ipv6/route.c:6372) 
[986.891226][T12638] fib6_del_route (net/ipv6/ip6_fib.c:2034) 
[986.891240][T12638] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[986.891249][T12638] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[986.891259][T12638] fib6_del (net/ipv6/ip6_fib.c:2070) 
[986.891267][T12638] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[986.891272][T12638] ip6_route_del (net/ipv6/route.c:4115) 
[986.891280][T12638] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[986.891284][T12638] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[986.891297][T12638] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[986.891302][T12638] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[986.891328][T12638] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[986.891335][T12638] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[986.891338][T12638] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[986.891346][T12638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[986.891350][T12638] ? 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:230) 
[986.891353][T12638] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[986.891362][T12638] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[986.891369][T12638] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[986.891373][T12638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[986.891380][T12638] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[986.891401][T12638] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[986.891406][T12638] ? 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) 
[986.891414][T12638] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[986.891422][T12638] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[986.891427][T12638] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[986.891437][T12638] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[986.891446][T12638] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[986.891462][T12638] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[986.891468][T12638] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[986.891472][T12638] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[986.891490][T12638] ___sys_sendmsg (net/socket.c:2622) 
[986.891493][T12638] ? 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:230) 
[986.891499][T12638] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[986.891509][T12638] ? hlock_class (kernel/locking/lockdep.c:225) 
[986.891521][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[986.891525][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[986.891536][T12638] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[986.891543][T12638] ? __lock_release (kernel/locking/lockdep.c:5527) 
[986.891550][T12638] __sys_sendmsg (net/socket.c:2652) 
[986.891554][T12638] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[986.891566][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[986.891578][T12638] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[986.891584][T12638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  986.891587][T12638] RIP: 0033:0x7ff173ded9a7
[ 986.891590][T12638] 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)
[  986.891592][T12638] RSP: 002b:00007ffca937e888 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  986.891595][T12638] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff173ded9a7
[  986.891598][T12638] RDX: 0000000000000000 RSI: 00007ffca937e8f0 RDI: 0000000000000005
[  986.891600][T12638] RBP: 00007ffca93829dd R08: 0000000000000010 R09: 0000000000000000
[  986.891602][T12638] R10: 00007ff173ca6708 R11: 0000000000000246 R12: 00007ffca937fc00
[  986.891604][T12638] R13: 0000000067dd6e33 R14: 0000000000498600 R15: 0000000000000001
| [  986.908254][T12638] 1 lock held by ip/12638:
| [986.908431][T12638] #0: ffff88800c912630 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [  986.908873][T12638]
| [  986.908873][T12638] stack backtrace:
[  986.909100][T12638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  986.909102][T12638] Call Trace:
[  986.909103][T12638]  <TASK>
[986.909105][T12638] dump_stack_lvl (lib/dump_stack.c:123) 
[986.909112][T12638] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[986.909121][T12638] rt6_fill_node_nexthop (./include/net/nexthop.h:312 ./include/net/nexthop.h:307 net/ipv6/route.c:5752) 
[986.909128][T12638] rt6_fill_node.constprop.0 (net/ipv6/route.c:5927) 
[986.909132][T12638] ? __kmalloc_node_track_caller_noprof (mm/slub.c:4315) 
[986.909137][T12638] ? __create_object (mm/kmemleak.c:766) 
[986.909152][T12638] ? __pfx_rt6_fill_node.constprop.0 (net/ipv6/route.c:5778) 
[986.909156][T12638] ? __build_skb_around (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 net/core/skbuff.c:381 net/core/skbuff.c:439) 
[986.909163][T12638] ? __alloc_skb (net/core/skbuff.c:685) 
[986.909167][T12638] ? __pfx___alloc_skb (net/core/skbuff.c:642) 
[986.909169][T12638] ? rt6_nlmsg_size (net/ipv6/route.c:5746) 
[986.909174][T12638] ? __pfx_rt6_nlmsg_size (net/ipv6/route.c:5706) 
[986.909183][T12638] ? inet6_rt_notify (net/ipv6/route.c:6372) 
[986.909186][T12638] inet6_rt_notify (net/ipv6/route.c:6372) 
[986.909196][T12638] fib6_del_route (net/ipv6/ip6_fib.c:2034) 
[986.909211][T12638] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[986.909220][T12638] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[986.909229][T12638] fib6_del (net/ipv6/ip6_fib.c:2070) 
[986.909237][T12638] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[986.909242][T12638] ip6_route_del (net/ipv6/route.c:4115) 
[986.909249][T12638] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[986.909253][T12638] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[986.909266][T12638] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[986.909271][T12638] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[986.909297][T12638] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[986.909303][T12638] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[986.909307][T12638] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[986.909314][T12638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[986.909318][T12638] ? 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:230) 
[986.909322][T12638] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[986.909330][T12638] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[986.909337][T12638] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[986.909341][T12638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[986.909348][T12638] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[986.909369][T12638] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[986.909374][T12638] ? 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) 
[986.909382][T12638] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[986.909390][T12638] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[986.909395][T12638] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[986.909405][T12638] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[986.909414][T12638] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[986.909430][T12638] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[986.909437][T12638] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[986.909440][T12638] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[986.909458][T12638] ___sys_sendmsg (net/socket.c:2622) 
[986.909461][T12638] ? 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:230) 
[986.909467][T12638] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[986.909477][T12638] ? hlock_class (kernel/locking/lockdep.c:225) 
[986.909489][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[986.909493][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[986.909504][T12638] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[986.909511][T12638] ? __lock_release (kernel/locking/lockdep.c:5527) 
[986.909518][T12638] __sys_sendmsg (net/socket.c:2652) 
[986.909522][T12638] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[986.909534][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[986.909546][T12638] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[986.909551][T12638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  986.909555][T12638] RIP: 0033:0x7ff173ded9a7
[ 986.909558][T12638] 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)
[  986.909561][T12638] RSP: 002b:00007ffca937e888 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  986.909564][T12638] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff173ded9a7
[  986.909566][T12638] RDX: 0000000000000000 RSI: 00007ffca937e8f0 RDI: 0000000000000005
[  986.909567][T12638] RBP: 00007ffca93829dd R08: 0000000000000010 R09: 0000000000000000
[  986.909569][T12638] R10: 00007ff173ca6708 R11: 0000000000000246 R12: 00007ffca937fc00
[  986.909570][T12638] R13: 0000000067dd6e33 R14: 0000000000498600 R15: 0000000000000001
| [  986.926301][T12638] 1 lock held by ip/12638:
| [986.926596][T12638] #0: ffff88800c912630 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [  986.926925][T12638]
| [  986.926925][T12638] stack backtrace:
[  986.927255][T12638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  986.927257][T12638] Call Trace:
[  986.927258][T12638]  <TASK>
[986.927260][T12638] dump_stack_lvl (lib/dump_stack.c:123) 
[986.927266][T12638] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[986.927276][T12638] nexthop_mpath_fill_node.constprop.0 (./include/net/nexthop.h:351) 
[986.927280][T12638] ? nla_put (lib/nlattr.c:1100) 
[986.927290][T12638] rt6_fill_node_nexthop (net/ipv6/route.c:5759) 
[986.927297][T12638] rt6_fill_node.constprop.0 (net/ipv6/route.c:5927) 
[986.927302][T12638] ? __kmalloc_node_track_caller_noprof (mm/slub.c:4315) 
[986.927306][T12638] ? __create_object (mm/kmemleak.c:766) 
[986.927320][T12638] ? __pfx_rt6_fill_node.constprop.0 (net/ipv6/route.c:5778) 
[986.927324][T12638] ? __build_skb_around (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 net/core/skbuff.c:381 net/core/skbuff.c:439) 
[986.927331][T12638] ? __alloc_skb (net/core/skbuff.c:685) 
[986.927335][T12638] ? __pfx___alloc_skb (net/core/skbuff.c:642) 
[986.927338][T12638] ? rt6_nlmsg_size (net/ipv6/route.c:5746) 
[986.927343][T12638] ? __pfx_rt6_nlmsg_size (net/ipv6/route.c:5706) 
[986.927352][T12638] ? inet6_rt_notify (net/ipv6/route.c:6372) 
[986.927355][T12638] inet6_rt_notify (net/ipv6/route.c:6372) 
[986.927366][T12638] fib6_del_route (net/ipv6/ip6_fib.c:2034) 
[986.927380][T12638] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[986.927390][T12638] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[986.927400][T12638] fib6_del (net/ipv6/ip6_fib.c:2070) 
[986.927408][T12638] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[986.927413][T12638] ip6_route_del (net/ipv6/route.c:4115) 
[986.927420][T12638] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[986.927424][T12638] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[986.927438][T12638] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[986.927442][T12638] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[986.927469][T12638] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[986.927476][T12638] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[986.927480][T12638] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[986.927487][T12638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[986.927491][T12638] ? 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:230) 
[986.927495][T12638] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[986.927504][T12638] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[986.927511][T12638] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[986.927515][T12638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[986.927523][T12638] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[986.927544][T12638] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[986.927550][T12638] ? 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) 
[986.927557][T12638] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[986.927566][T12638] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[986.927571][T12638] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[986.927581][T12638] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[986.927591][T12638] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[986.927607][T12638] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[986.927614][T12638] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[986.927617][T12638] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[986.927636][T12638] ___sys_sendmsg (net/socket.c:2622) 
[986.927639][T12638] ? 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:230) 
[986.927645][T12638] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[986.927655][T12638] ? hlock_class (kernel/locking/lockdep.c:225) 
[986.927678][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[986.927682][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[986.927693][T12638] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[986.927699][T12638] ? __lock_release (kernel/locking/lockdep.c:5527) 
[986.927707][T12638] __sys_sendmsg (net/socket.c:2652) 
[986.927711][T12638] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[986.927723][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[986.927735][T12638] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[986.927741][T12638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  986.927744][T12638] RIP: 0033:0x7ff173ded9a7
[ 986.927747][T12638] 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)
[  986.927749][T12638] RSP: 002b:00007ffca937e888 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  986.927752][T12638] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff173ded9a7
[  986.927754][T12638] RDX: 0000000000000000 RSI: 00007ffca937e8f0 RDI: 0000000000000005
[  986.927755][T12638] RBP: 00007ffca93829dd R08: 0000000000000010 R09: 0000000000000000
[  986.927757][T12638] R10: 00007ff173ca6708 R11: 0000000000000246 R12: 00007ffca937fc00
[  986.927758][T12638] R13: 0000000067dd6e33 R14: 0000000000498600 R15: 0000000000000001
| [  986.944861][T12638] 1 lock held by ip/12638:
| [986.945054][T12638] #0: ffff88800c912630 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [  986.945394][T12638]
| [  986.945394][T12638] stack backtrace:
[  986.945609][T12638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  986.945611][T12638] Call Trace:
[  986.945612][T12638]  <TASK>
[986.945614][T12638] dump_stack_lvl (lib/dump_stack.c:123) 
[986.945620][T12638] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[986.945628][T12638] nexthop_mpath_fill_node.constprop.0 (./include/net/nexthop.h:356) 
[986.945638][T12638] rt6_fill_node_nexthop (net/ipv6/route.c:5759) 
[986.945645][T12638] rt6_fill_node.constprop.0 (net/ipv6/route.c:5927) 
[986.945649][T12638] ? __kmalloc_node_track_caller_noprof (mm/slub.c:4315) 
[986.945654][T12638] ? __create_object (mm/kmemleak.c:766) 
[986.945667][T12638] ? __pfx_rt6_fill_node.constprop.0 (net/ipv6/route.c:5778) 
[986.945671][T12638] ? __build_skb_around (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 net/core/skbuff.c:381 net/core/skbuff.c:439) 
[986.945678][T12638] ? __alloc_skb (net/core/skbuff.c:685) 
[986.945682][T12638] ? __pfx___alloc_skb (net/core/skbuff.c:642) 
[986.945685][T12638] ? rt6_nlmsg_size (net/ipv6/route.c:5746) 
[986.945689][T12638] ? __pfx_rt6_nlmsg_size (net/ipv6/route.c:5706) 
[986.945698][T12638] ? inet6_rt_notify (net/ipv6/route.c:6372) 
[986.945701][T12638] inet6_rt_notify (net/ipv6/route.c:6372) 
[986.945712][T12638] fib6_del_route (net/ipv6/ip6_fib.c:2034) 
[986.945725][T12638] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[986.945734][T12638] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[986.945744][T12638] fib6_del (net/ipv6/ip6_fib.c:2070) 
[986.945751][T12638] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[986.945757][T12638] ip6_route_del (net/ipv6/route.c:4115) 
[986.945764][T12638] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[986.945767][T12638] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[986.945781][T12638] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[986.945785][T12638] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[986.945811][T12638] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[986.945818][T12638] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[986.945822][T12638] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[986.945829][T12638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[986.945833][T12638] ? 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:230) 
[986.945836][T12638] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[986.945845][T12638] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[986.945852][T12638] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[986.945856][T12638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[986.945863][T12638] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[986.945884][T12638] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[986.945889][T12638] ? 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) 
[986.945897][T12638] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[986.945905][T12638] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[986.945910][T12638] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[986.945920][T12638] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[986.945929][T12638] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[986.945945][T12638] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[986.945952][T12638] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[986.945955][T12638] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[986.945973][T12638] ___sys_sendmsg (net/socket.c:2622) 
[986.945978][T12638] ? 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:230) 
[986.945984][T12638] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[986.945994][T12638] ? hlock_class (kernel/locking/lockdep.c:225) 
[986.946006][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[986.946010][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[986.946021][T12638] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[986.946027][T12638] ? __lock_release (kernel/locking/lockdep.c:5527) 
[986.946035][T12638] __sys_sendmsg (net/socket.c:2652) 
[986.946038][T12638] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[986.946051][T12638] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[986.946063][T12638] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[986.946068][T12638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  986.946071][T12638] RIP: 0033:0x7ff173ded9a7
[ 986.946074][T12638] 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)
[  986.946077][T12638] RSP: 002b:00007ffca937e888 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  986.946080][T12638] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff173ded9a7
[  986.946082][T12638] RDX: 0000000000000000 RSI: 00007ffca937e8f0 RDI: 0000000000000005
[  986.946084][T12638] RBP: 00007ffca93829dd R08: 0000000000000010 R09: 0000000000000000
[  986.946085][T12638] R10: 00007ff173ca6708 R11: 0000000000000246 R12: 00007ffca937fc00
[  986.946087][T12638] R13: 0000000067dd6e33 R14: 0000000000498600 R15: 0000000000000001
| [ 1007.129409][T12904] 1 lock held by ip/12904:
| [1007.129586][T12904] #0: ffff888015400e30 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [ 1007.129897][T12904]
| [ 1007.129897][T12904] stack backtrace:
[ 1007.130118][T12904] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1007.130120][T12904] Call Trace:
[ 1007.130122][T12904]  <TASK>
[1007.130124][T12904] dump_stack_lvl (lib/dump_stack.c:123) 
[1007.130135][T12904] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[1007.130148][T12904] nexthop_for_each_fib6_nh (net/ipv4/nexthop.c:1521 (discriminator 11)) 
[1007.130154][T12904] ? __pfx_rt6_nh_flush_exceptions (net/ipv6/route.c:1778) 
[1007.130159][T12904] ? mark_held_locks (kernel/locking/lockdep.c:4323) 
[1007.130166][T12904] fib6_purge_rt (net/ipv6/ip6_fib.c:1023 net/ipv6/ip6_fib.c:1049) 
[1007.130175][T12904] ? fib6_repair_tree.part.0 (net/ipv6/ip6_fib.c:204 net/ipv6/ip6_fib.c:1935) 
[1007.130179][T12904] ? __pfx_fib6_purge_rt (net/ipv6/ip6_fib.c:1044) 
[1007.130191][T12904] fib6_del_route (net/ipv6/ip6_fib.c:2026) 
[1007.130205][T12904] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[1007.130210][T12904] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[1007.130215][T12904] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[1007.130224][T12904] fib6_del (net/ipv6/ip6_fib.c:2070) 
[1007.130232][T12904] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[1007.130237][T12904] ip6_route_del (net/ipv6/route.c:4115) 
[1007.130245][T12904] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[1007.130255][T12904] ? inet6_rtm_delroute (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/ipv6/route.c:5651) 
[1007.130263][T12904] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[1007.130267][T12904] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[1007.130292][T12904] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[1007.130302][T12904] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[1007.130306][T12904] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[1007.130312][T12904] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[1007.130316][T12904] ? 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:230) 
[1007.130320][T12904] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[1007.130329][T12904] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[1007.130335][T12904] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[1007.130343][T12904] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[1007.130349][T12904] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[1007.130369][T12904] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[1007.130374][T12904] ? 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) 
[1007.130381][T12904] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[1007.130389][T12904] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[1007.130394][T12904] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[1007.130403][T12904] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[1007.130412][T12904] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[1007.130427][T12904] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[1007.130436][T12904] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[1007.130439][T12904] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[1007.130457][T12904] ___sys_sendmsg (net/socket.c:2622) 
[1007.130460][T12904] ? 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:230) 
[1007.130466][T12904] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[1007.130476][T12904] ? hlock_class (kernel/locking/lockdep.c:225) 
[1007.130486][T12904] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[1007.130493][T12904] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[1007.130503][T12904] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[1007.130510][T12904] ? __lock_release (kernel/locking/lockdep.c:5527) 
[1007.130517][T12904] __sys_sendmsg (net/socket.c:2652) 
[1007.130520][T12904] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[1007.130532][T12904] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[1007.130544][T12904] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[1007.130550][T12904] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1007.130554][T12904] RIP: 0033:0x7fec6403b9a7
[ 1007.130558][T12904] 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)
[ 1007.130561][T12904] RSP: 002b:00007ffe4b143178 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1007.130564][T12904] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fec6403b9a7
[ 1007.130566][T12904] RDX: 0000000000000000 RSI: 00007ffe4b1431e0 RDI: 0000000000000005
[ 1007.130567][T12904] RBP: 00007ffe4b145718 R08: 0000000000000004 R09: 0000000000000000
[ 1007.130569][T12904] R10: 00007fec63ef4708 R11: 0000000000000246 R12: 00007ffe4b1444f0
[ 1007.130571][T12904] R13: 0000000067dd6e47 R14: 0000000000498600 R15: 0000000000000001
| [ 1007.143959][T12904] 1 lock held by ip/12904:
| [1007.144145][T12904] #0: ffff888015400e30 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [ 1007.144454][T12904]
| [ 1007.144454][T12904] stack backtrace:
[ 1007.144666][T12904] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1007.144668][T12904] Call Trace:
[ 1007.144669][T12904]  <TASK>
[1007.144671][T12904] dump_stack_lvl (lib/dump_stack.c:123) 
[1007.144678][T12904] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[1007.144687][T12904] nexthop_fib6_nh (./include/net/nexthop.h:525 (discriminator 11)) 
[1007.144691][T12904] rt6_fill_node_nexthop (net/ipv6/route.c:5767) 
[1007.144697][T12904] rt6_fill_node.constprop.0 (net/ipv6/route.c:5927) 
[1007.144702][T12904] ? __kmalloc_node_track_caller_noprof (mm/slub.c:4315) 
[1007.144708][T12904] ? __create_object (mm/kmemleak.c:766) 
[1007.144723][T12904] ? __pfx_rt6_fill_node.constprop.0 (net/ipv6/route.c:5778) 
[1007.144727][T12904] ? __build_skb_around (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 net/core/skbuff.c:381 net/core/skbuff.c:439) 
[1007.144735][T12904] ? __alloc_skb (net/core/skbuff.c:685) 
[1007.144739][T12904] ? __pfx___alloc_skb (net/core/skbuff.c:642) 
[1007.144741][T12904] ? rt6_nlmsg_size (net/ipv6/route.c:5746) 
[1007.144746][T12904] ? __pfx_rt6_nlmsg_size (net/ipv6/route.c:5706) 
[1007.144754][T12904] ? inet6_rt_notify (net/ipv6/route.c:6372) 
[1007.144757][T12904] inet6_rt_notify (net/ipv6/route.c:6372) 
[1007.144767][T12904] fib6_del_route (net/ipv6/ip6_fib.c:2034) 
[1007.144781][T12904] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[1007.144789][T12904] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[1007.144799][T12904] fib6_del (net/ipv6/ip6_fib.c:2070) 
[1007.144807][T12904] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[1007.144812][T12904] ip6_route_del (net/ipv6/route.c:4115) 
[1007.144819][T12904] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[1007.144829][T12904] ? inet6_rtm_delroute (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/ipv6/route.c:5651) 
[1007.144836][T12904] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[1007.144840][T12904] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[1007.144865][T12904] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[1007.144872][T12904] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[1007.144875][T12904] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[1007.144882][T12904] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[1007.144886][T12904] ? 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:230) 
[1007.144890][T12904] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[1007.144898][T12904] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[1007.144905][T12904] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[1007.144909][T12904] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[1007.144916][T12904] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[1007.144936][T12904] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[1007.144942][T12904] ? 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) 
[1007.144948][T12904] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[1007.144956][T12904] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[1007.144961][T12904] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[1007.144970][T12904] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[1007.144980][T12904] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[1007.144996][T12904] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[1007.145002][T12904] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[1007.145005][T12904] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[1007.145022][T12904] ___sys_sendmsg (net/socket.c:2622) 
[1007.145025][T12904] ? 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:230) 
[1007.145031][T12904] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[1007.145041][T12904] ? hlock_class (kernel/locking/lockdep.c:225) 
[1007.145052][T12904] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[1007.145056][T12904] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[1007.145067][T12904] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[1007.145073][T12904] ? __lock_release (kernel/locking/lockdep.c:5527) 
[1007.145080][T12904] __sys_sendmsg (net/socket.c:2652) 
[1007.145084][T12904] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[1007.145095][T12904] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[1007.145107][T12904] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[1007.145112][T12904] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1007.145116][T12904] RIP: 0033:0x7fec6403b9a7
[ 1007.145119][T12904] 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)
[ 1007.145121][T12904] RSP: 002b:00007ffe4b143178 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1007.145124][T12904] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fec6403b9a7
[ 1007.145126][T12904] RDX: 0000000000000000 RSI: 00007ffe4b1431e0 RDI: 0000000000000005
[ 1007.145127][T12904] RBP: 00007ffe4b145718 R08: 0000000000000004 R09: 0000000000000000
[ 1007.145129][T12904] R10: 00007fec63ef4708 R11: 0000000000000246 R12: 00007ffe4b1444f0
[ 1007.145131][T12904] R13: 0000000067dd6e47 R14: 0000000000498600 R15: 0000000000000001
| [1007.692098][T12914] #1: ffff888015400e30 (&tb->tb6_lock){+...}-{3:3}, at: ip6_route_add (net/ipv6/route.c:1317 net/ipv6/route.c:3883) 
| [1007.692347][T12914] #2: ffff8880156e9080 (&nh->lock){+...}-{3:3}, at: fib6_add (net/ipv6/ip6_fib.c:1508) 
| [ 1007.692566][T12914]
| [ 1007.692566][T12914] stack backtrace:
[ 1007.692745][T12914] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1007.692747][T12914] Call Trace:
[ 1007.692748][T12914]  <TASK>
[1007.692750][T12914] dump_stack_lvl (lib/dump_stack.c:123) 
[1007.692756][T12914] print_deadlock_bug (kernel/locking/lockdep.c:3042) 
[1007.692762][T12914] validate_chain (kernel/locking/lockdep.c:3896) 
[1007.692768][T12914] ? __pfx_validate_chain (kernel/locking/lockdep.c:3862) 
[1007.692772][T12914] ? 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:230) 
[1007.692774][T12914] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[1007.692778][T12914] __lock_acquire (kernel/locking/lockdep.c:5228) 
[1007.692783][T12914] lock_acquire.part.0 (kernel/locking/lockdep.c:469 kernel/locking/lockdep.c:5853) 
[1007.692786][T12914] ? fib6_purge_rt (./include/linux/list.h:373 net/ipv6/ip6_fib.c:1053) 
[1007.692790][T12914] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[1007.692792][T12914] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 21)) 
[1007.692796][T12914] ? lock_acquire (kernel/locking/lockdep.c:5824) 
[1007.692798][T12914] ? fib6_purge_rt (./include/linux/list.h:373 net/ipv6/ip6_fib.c:1053) 
[1007.692802][T12914] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[1007.692806][T12914] ? fib6_purge_rt (./include/linux/list.h:373 net/ipv6/ip6_fib.c:1053) 
[1007.692808][T12914] fib6_purge_rt (./include/linux/list.h:373 net/ipv6/ip6_fib.c:1053) 
[1007.692812][T12914] ? __pfx_fib6_purge_rt (net/ipv6/ip6_fib.c:1044) 
[1007.692816][T12914] ? nlmsg_notify (net/netlink/af_netlink.c:2578) 
[1007.692820][T12914] fib6_add_rt2node (net/ipv6/ip6_fib.c:1316) 
[1007.692826][T12914] ? __pfx_fib6_add_rt2node (net/ipv6/ip6_fib.c:1092) 
[1007.692829][T12914] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[1007.692832][T12914] ? lock_acquire (kernel/locking/lockdep.c:5824) 
[1007.692834][T12914] ? fib6_add (net/ipv6/ip6_fib.c:1508) 
[1007.692838][T12914] fib6_add (net/ipv6/ip6_fib.c:1514) 
[1007.692842][T12914] ip6_route_add (./include/linux/spinlock.h:396 net/ipv6/route.c:1318 net/ipv6/route.c:3883) 
[1007.692845][T12914] ? __pfx_inet6_rtm_newroute (net/ipv6/route.c:5669) 
[1007.692848][T12914] inet6_rtm_newroute (net/ipv6/route.c:5683) 
[1007.692850][T12914] ? __pfx_inet6_rtm_newroute (net/ipv6/route.c:5669) 
[1007.692857][T12914] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[1007.692863][T12914] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[1007.692867][T12914] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[1007.692870][T12914] ? 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:230) 
[1007.692873][T12914] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[1007.692877][T12914] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[1007.692880][T12914] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[1007.692883][T12914] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[1007.692887][T12914] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[1007.692893][T12914] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[1007.692896][T12914] ? 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) 
[1007.692900][T12914] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[1007.692903][T12914] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[1007.692906][T12914] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[1007.692911][T12914] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[1007.692915][T12914] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[1007.692920][T12914] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[1007.692924][T12914] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[1007.692927][T12914] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[1007.692934][T12914] ___sys_sendmsg (net/socket.c:2622) 
[1007.692937][T12914] ? 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:230) 
[1007.692940][T12914] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[1007.692944][T12914] ? hlock_class (kernel/locking/lockdep.c:225) 
[1007.692949][T12914] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[1007.692952][T12914] ? do_user_addr_fault (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 ./include/linux/mm.h:740 arch/x86/mm/fault.c:1339) 
[1007.692956][T12914] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[1007.692960][T12914] ? __lock_release (kernel/locking/lockdep.c:5527) 
[1007.692963][T12914] __sys_sendmsg (net/socket.c:2652) 
[1007.692965][T12914] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[1007.692969][T12914] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[1007.692974][T12914] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[1007.692977][T12914] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1007.692981][T12914] RIP: 0033:0x7f8fb093e9a7
[ 1007.692984][T12914] 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)
[ 1007.692986][T12914] RSP: 002b:00007fff18d05438 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1007.692989][T12914] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8fb093e9a7
[ 1007.692991][T12914] RDX: 0000000000000000 RSI: 00007fff18d054a0 RDI: 0000000000000005
[ 1007.692993][T12914] RBP: 00007fff18d079d8 R08: 0000000000000004 R09: 0000000000000000
[ 1007.692994][T12914] R10: 00007f8fb07f7708 R11: 0000000000000246 R12: 00007fff18d067b0


Finger prints:
lockdep_rcu_suspicious:rt6_fill_node_nexthop:inet6_rt_notify:fib6_del_route:fib6_del
lockdep_rcu_suspicious:nexthop_is_blackhole:inet6_rt_notify:fib6_del_route:fib6_del
lockdep_rcu_suspicious:nexthop_for_each_fib6_nh:fib6_purge_rt:fib6_del_route:fib6_del
lockdep_rcu_suspicious:nexthop_fib6_nh:rt6_fill_node_nexthop:inet6_rt_notify:fib6_del_route
print_deadlock_bug:validate_chain:__lock_acquire:_raw_spin_lock:fib6_purge_rt