======================================
| [  907.500184][T10328] 1 lock held by ip/10328:
| [907.500363][T10328] #0: ffff88800cd94a30 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [  907.500673][T10328]
| [  907.500673][T10328] stack backtrace:
[  907.500890][T10328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  907.500892][T10328] Call Trace:
[  907.500894][T10328]  <TASK>
[907.500896][T10328] dump_stack_lvl (lib/dump_stack.c:123) 
[907.500907][T10328] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[907.500920][T10328] nexthop_for_each_fib6_nh (net/ipv4/nexthop.c:1511 (discriminator 11)) 
[907.500927][T10328] ? __pfx_rt6_nh_flush_exceptions (net/ipv6/route.c:1778) 
[907.500932][T10328] ? mark_held_locks (kernel/locking/lockdep.c:4323) 
[907.500939][T10328] fib6_purge_rt (net/ipv6/ip6_fib.c:1023 net/ipv6/ip6_fib.c:1049) 
[907.500948][T10328] ? fib6_repair_tree.part.0 (net/ipv6/ip6_fib.c:204 net/ipv6/ip6_fib.c:1935) 
[907.500953][T10328] ? __pfx_fib6_purge_rt (net/ipv6/ip6_fib.c:1044) 
[907.500966][T10328] fib6_del_route (net/ipv6/ip6_fib.c:2026) 
[907.500980][T10328] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[907.500986][T10328] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[907.500992][T10328] ? 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) 
[907.501002][T10328] fib6_del (net/ipv6/ip6_fib.c:2070) 
[907.501010][T10328] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[907.501016][T10328] ip6_route_del (net/ipv6/route.c:4115) 
[907.501024][T10328] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[907.501027][T10328] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[907.501042][T10328] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[907.501046][T10328] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[907.501073][T10328] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[907.501084][T10328] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[907.501088][T10328] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[907.501095][T10328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[907.501099][T10328] ? 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) 
[907.501103][T10328] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[907.501112][T10328] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[907.501120][T10328] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[907.501127][T10328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[907.501134][T10328] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[907.501156][T10328] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[907.501161][T10328] ? 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) 
[907.501169][T10328] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[907.501177][T10328] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[907.501182][T10328] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[907.501194][T10328] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[907.501204][T10328] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[907.501220][T10328] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[907.501228][T10328] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[907.501231][T10328] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[907.501250][T10328] ___sys_sendmsg (net/socket.c:2622) 
[907.501253][T10328] ? 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) 
[907.501259][T10328] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[907.501270][T10328] ? hlock_class (kernel/locking/lockdep.c:225) 
[907.501282][T10328] ? 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) 
[907.501288][T10328] ? 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) 
[907.501299][T10328] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[907.501306][T10328] ? __lock_release (kernel/locking/lockdep.c:5527) 
[907.501314][T10328] __sys_sendmsg (net/socket.c:2652) 
[907.501317][T10328] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[907.501330][T10328] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[907.501343][T10328] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[907.501349][T10328] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  907.501353][T10328] RIP: 0033:0x7f40129579a7
[ 907.501358][T10328] 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)
[  907.501360][T10328] RSP: 002b:00007fff3d54bd68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  907.501364][T10328] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f40129579a7
[  907.501366][T10328] RDX: 0000000000000000 RSI: 00007fff3d54bdd0 RDI: 0000000000000005
[  907.501368][T10328] RBP: 00007fff3d54e9dd R08: 0000000000000010 R09: 0000000000000000
[  907.501369][T10328] R10: 00007f4012810708 R11: 0000000000000246 R12: 00007fff3d54d0e0
[  907.501371][T10328] R13: 0000000067dd325c R14: 0000000000498600 R15: 0000000000000001
| [  907.516579][T10328] 1 lock held by ip/10328:
| [907.516769][T10328] #0: ffff88800cd94a30 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [  907.517114][T10328]
| [  907.517114][T10328] stack backtrace:
[  907.517366][T10328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  907.517368][T10328] Call Trace:
[  907.517370][T10328]  <TASK>
[907.517372][T10328] dump_stack_lvl (lib/dump_stack.c:123) 
[907.517380][T10328] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[907.517391][T10328] nexthop_for_each_fib6_nh (net/ipv4/nexthop.c:1515 (discriminator 11)) 
[907.517395][T10328] ? __pfx_rt6_nh_flush_exceptions (net/ipv6/route.c:1778) 
[907.517400][T10328] ? mark_held_locks (kernel/locking/lockdep.c:4323) 
[907.517407][T10328] fib6_purge_rt (net/ipv6/ip6_fib.c:1023 net/ipv6/ip6_fib.c:1049) 
[907.517415][T10328] ? fib6_repair_tree.part.0 (net/ipv6/ip6_fib.c:204 net/ipv6/ip6_fib.c:1935) 
[907.517419][T10328] ? __pfx_fib6_purge_rt (net/ipv6/ip6_fib.c:1044) 
[907.517433][T10328] fib6_del_route (net/ipv6/ip6_fib.c:2026) 
[907.517447][T10328] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[907.517452][T10328] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[907.517458][T10328] ? 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) 
[907.517468][T10328] fib6_del (net/ipv6/ip6_fib.c:2070) 
[907.517476][T10328] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[907.517481][T10328] ip6_route_del (net/ipv6/route.c:4115) 
[907.517489][T10328] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[907.517493][T10328] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[907.517507][T10328] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[907.517511][T10328] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[907.517538][T10328] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[907.517547][T10328] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[907.517550][T10328] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[907.517558][T10328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[907.517562][T10328] ? 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) 
[907.517565][T10328] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[907.517575][T10328] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[907.517582][T10328] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[907.517586][T10328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[907.517593][T10328] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[907.517615][T10328] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[907.517620][T10328] ? 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) 
[907.517628][T10328] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[907.517636][T10328] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[907.517641][T10328] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[907.517651][T10328] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[907.517661][T10328] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[907.517677][T10328] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[907.517684][T10328] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[907.517688][T10328] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[907.517706][T10328] ___sys_sendmsg (net/socket.c:2622) 
[907.517709][T10328] ? 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) 
[907.517716][T10328] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[907.517726][T10328] ? hlock_class (kernel/locking/lockdep.c:225) 
[907.517738][T10328] ? 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) 
[907.517743][T10328] ? 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) 
[907.517754][T10328] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[907.517761][T10328] ? __lock_release (kernel/locking/lockdep.c:5527) 
[907.517769][T10328] __sys_sendmsg (net/socket.c:2652) 
[907.517773][T10328] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[907.517785][T10328] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[907.517798][T10328] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[907.517804][T10328] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  907.517808][T10328] RIP: 0033:0x7f40129579a7
[ 907.517813][T10328] 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)
[  907.517816][T10328] RSP: 002b:00007fff3d54bd68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  907.517819][T10328] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f40129579a7
[  907.517821][T10328] RDX: 0000000000000000 RSI: 00007fff3d54bdd0 RDI: 0000000000000005
[  907.517822][T10328] RBP: 00007fff3d54e9dd R08: 0000000000000010 R09: 0000000000000000
[  907.517824][T10328] R10: 00007f4012810708 R11: 0000000000000246 R12: 00007fff3d54d0e0
[  907.517826][T10328] R13: 0000000067dd325c R14: 0000000000498600 R15: 0000000000000001
| [  907.531491][T10328] 1 lock held by ip/10328:
| [907.531693][T10328] #0: ffff88800cd94a30 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [  907.532003][T10328]
| [  907.532003][T10328] stack backtrace:
[  907.532226][T10328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  907.532228][T10328] Call Trace:
[  907.532229][T10328]  <TASK>
[907.532231][T10328] dump_stack_lvl (lib/dump_stack.c:123) 
[907.532239][T10328] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[907.532249][T10328] nexthop_is_blackhole (./include/net/nexthop.h:375 (discriminator 11)) 
[907.532255][T10328] rt6_fill_node.constprop.0 (net/ipv6/route.c:5924) 
[907.532259][T10328] ? __kmalloc_node_track_caller_noprof (mm/slub.c:4315) 
[907.532266][T10328] ? __create_object (mm/kmemleak.c:766) 
[907.532282][T10328] ? __pfx_rt6_fill_node.constprop.0 (net/ipv6/route.c:5778) 
[907.532286][T10328] ? __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) 
[907.532295][T10328] ? __alloc_skb (net/core/skbuff.c:685) 
[907.532299][T10328] ? __pfx___alloc_skb (net/core/skbuff.c:642) 
[907.532302][T10328] ? rt6_nlmsg_size (net/ipv6/route.c:5746) 
[907.532307][T10328] ? __pfx_rt6_nlmsg_size (net/ipv6/route.c:5706) 
[907.532316][T10328] ? inet6_rt_notify (net/ipv6/route.c:6372) 
[907.532319][T10328] inet6_rt_notify (net/ipv6/route.c:6372) 
[907.532330][T10328] fib6_del_route (net/ipv6/ip6_fib.c:2034) 
[907.532344][T10328] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[907.532353][T10328] ? 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) 
[907.532364][T10328] fib6_del (net/ipv6/ip6_fib.c:2070) 
[907.532372][T10328] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[907.532377][T10328] ip6_route_del (net/ipv6/route.c:4115) 
[907.532385][T10328] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[907.532388][T10328] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[907.532402][T10328] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[907.532407][T10328] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[907.532434][T10328] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[907.532442][T10328] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[907.532446][T10328] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[907.532453][T10328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[907.532457][T10328] ? 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) 
[907.532461][T10328] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[907.532470][T10328] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[907.532477][T10328] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[907.532482][T10328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[907.532489][T10328] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[907.532511][T10328] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[907.532516][T10328] ? 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) 
[907.532524][T10328] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[907.532532][T10328] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[907.532537][T10328] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[907.532547][T10328] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[907.532557][T10328] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[907.532573][T10328] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[907.532580][T10328] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[907.532584][T10328] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[907.532602][T10328] ___sys_sendmsg (net/socket.c:2622) 
[907.532606][T10328] ? 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) 
[907.532612][T10328] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[907.532622][T10328] ? hlock_class (kernel/locking/lockdep.c:225) 
[907.532634][T10328] ? 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) 
[907.532639][T10328] ? 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) 
[907.532650][T10328] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[907.532657][T10328] ? __lock_release (kernel/locking/lockdep.c:5527) 
[907.532665][T10328] __sys_sendmsg (net/socket.c:2652) 
[907.532668][T10328] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[907.532681][T10328] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[907.532694][T10328] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[907.532699][T10328] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  907.532704][T10328] RIP: 0033:0x7f40129579a7
[ 907.532708][T10328] 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)
[  907.532711][T10328] RSP: 002b:00007fff3d54bd68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  907.532714][T10328] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f40129579a7
[  907.532716][T10328] RDX: 0000000000000000 RSI: 00007fff3d54bdd0 RDI: 0000000000000005
[  907.532717][T10328] RBP: 00007fff3d54e9dd R08: 0000000000000010 R09: 0000000000000000
[  907.532719][T10328] R10: 00007f4012810708 R11: 0000000000000246 R12: 00007fff3d54d0e0
[  907.532721][T10328] R13: 0000000067dd325c R14: 0000000000498600 R15: 0000000000000001
| [  907.547458][T10328] 1 lock held by ip/10328:
| [907.547628][T10328] #0: ffff88800cd94a30 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [  907.547938][T10328]
| [  907.547938][T10328] stack backtrace:
[  907.548258][T10328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  907.548260][T10328] Call Trace:
[  907.548261][T10328]  <TASK>
[907.548263][T10328] dump_stack_lvl (lib/dump_stack.c:123) 
[907.548270][T10328] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[907.548280][T10328] nexthop_is_blackhole (./include/net/nexthop.h:382 (discriminator 11)) 
[907.548285][T10328] rt6_fill_node.constprop.0 (net/ipv6/route.c:5924) 
[907.548289][T10328] ? __kmalloc_node_track_caller_noprof (mm/slub.c:4315) 
[907.548294][T10328] ? __create_object (mm/kmemleak.c:766) 
[907.548308][T10328] ? __pfx_rt6_fill_node.constprop.0 (net/ipv6/route.c:5778) 
[907.548312][T10328] ? __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) 
[907.548319][T10328] ? __alloc_skb (net/core/skbuff.c:685) 
[907.548323][T10328] ? __pfx___alloc_skb (net/core/skbuff.c:642) 
[907.548326][T10328] ? rt6_nlmsg_size (net/ipv6/route.c:5746) 
[907.548330][T10328] ? __pfx_rt6_nlmsg_size (net/ipv6/route.c:5706) 
[907.548339][T10328] ? inet6_rt_notify (net/ipv6/route.c:6372) 
[907.548342][T10328] inet6_rt_notify (net/ipv6/route.c:6372) 
[907.548353][T10328] fib6_del_route (net/ipv6/ip6_fib.c:2034) 
[907.548367][T10328] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[907.548376][T10328] ? 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) 
[907.548387][T10328] fib6_del (net/ipv6/ip6_fib.c:2070) 
[907.548395][T10328] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[907.548400][T10328] ip6_route_del (net/ipv6/route.c:4115) 
[907.548407][T10328] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[907.548411][T10328] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[907.548425][T10328] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[907.548430][T10328] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[907.548457][T10328] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[907.548465][T10328] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[907.548469][T10328] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[907.548476][T10328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[907.548481][T10328] ? 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) 
[907.548484][T10328] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[907.548493][T10328] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[907.548501][T10328] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[907.548505][T10328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[907.548512][T10328] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[907.548534][T10328] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[907.548540][T10328] ? 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) 
[907.548547][T10328] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[907.548556][T10328] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[907.548560][T10328] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[907.548571][T10328] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[907.548580][T10328] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[907.548596][T10328] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[907.548604][T10328] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[907.548607][T10328] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[907.548626][T10328] ___sys_sendmsg (net/socket.c:2622) 
[907.548629][T10328] ? 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) 
[907.548635][T10328] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[907.548646][T10328] ? hlock_class (kernel/locking/lockdep.c:225) 
[907.548657][T10328] ? 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) 
[907.548662][T10328] ? 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) 
[907.548673][T10328] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[907.548680][T10328] ? __lock_release (kernel/locking/lockdep.c:5527) 
[907.548688][T10328] __sys_sendmsg (net/socket.c:2652) 
[907.548692][T10328] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[907.548704][T10328] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[907.548717][T10328] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[907.548723][T10328] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  907.548727][T10328] RIP: 0033:0x7f40129579a7
[ 907.548730][T10328] 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)
[  907.548733][T10328] RSP: 002b:00007fff3d54bd68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  907.548736][T10328] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f40129579a7
[  907.548738][T10328] RDX: 0000000000000000 RSI: 00007fff3d54bdd0 RDI: 0000000000000005
[  907.548740][T10328] RBP: 00007fff3d54e9dd R08: 0000000000000010 R09: 0000000000000000
[  907.548741][T10328] R10: 00007f4012810708 R11: 0000000000000246 R12: 00007fff3d54d0e0
[  907.548743][T10328] R13: 0000000067dd325c R14: 0000000000498600 R15: 0000000000000001
| [  907.564519][T10328] 1 lock held by ip/10328:
| [907.564724][T10328] #0: ffff88800cd94a30 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [  907.565169][T10328]
| [  907.565169][T10328] stack backtrace:
[  907.565426][T10328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  907.565427][T10328] Call Trace:
[  907.565429][T10328]  <TASK>
[907.565431][T10328] dump_stack_lvl (lib/dump_stack.c:123) 
[907.565438][T10328] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[907.565447][T10328] rt6_fill_node_nexthop (./include/net/nexthop.h:312 ./include/net/nexthop.h:307 net/ipv6/route.c:5752) 
[907.565454][T10328] rt6_fill_node.constprop.0 (net/ipv6/route.c:5927) 
[907.565459][T10328] ? __kmalloc_node_track_caller_noprof (mm/slub.c:4315) 
[907.565464][T10328] ? __create_object (mm/kmemleak.c:766) 
[907.565477][T10328] ? __pfx_rt6_fill_node.constprop.0 (net/ipv6/route.c:5778) 
[907.565481][T10328] ? __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) 
[907.565488][T10328] ? __alloc_skb (net/core/skbuff.c:685) 
[907.565491][T10328] ? __pfx___alloc_skb (net/core/skbuff.c:642) 
[907.565495][T10328] ? rt6_nlmsg_size (net/ipv6/route.c:5746) 
[907.565499][T10328] ? __pfx_rt6_nlmsg_size (net/ipv6/route.c:5706) 
[907.565508][T10328] ? inet6_rt_notify (net/ipv6/route.c:6372) 
[907.565511][T10328] inet6_rt_notify (net/ipv6/route.c:6372) 
[907.565522][T10328] fib6_del_route (net/ipv6/ip6_fib.c:2034) 
[907.565536][T10328] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[907.565545][T10328] ? 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) 
[907.565555][T10328] fib6_del (net/ipv6/ip6_fib.c:2070) 
[907.565563][T10328] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[907.565569][T10328] ip6_route_del (net/ipv6/route.c:4115) 
[907.565576][T10328] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[907.565579][T10328] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[907.565594][T10328] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[907.565598][T10328] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[907.565625][T10328] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[907.565633][T10328] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[907.565637][T10328] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[907.565644][T10328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[907.565648][T10328] ? 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) 
[907.565652][T10328] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[907.565661][T10328] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[907.565668][T10328] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[907.565673][T10328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[907.565680][T10328] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[907.565701][T10328] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[907.565707][T10328] ? 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) 
[907.565715][T10328] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[907.565723][T10328] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[907.565728][T10328] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[907.565741][T10328] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[907.565753][T10328] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[907.565774][T10328] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[907.565785][T10328] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[907.565791][T10328] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[907.565815][T10328] ___sys_sendmsg (net/socket.c:2622) 
[907.565818][T10328] ? 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) 
[907.565825][T10328] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[907.565835][T10328] ? hlock_class (kernel/locking/lockdep.c:225) 
[907.565847][T10328] ? 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) 
[907.565852][T10328] ? 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) 
[907.565863][T10328] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[907.565870][T10328] ? __lock_release (kernel/locking/lockdep.c:5527) 
[907.565878][T10328] __sys_sendmsg (net/socket.c:2652) 
[907.565882][T10328] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[907.565895][T10328] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[907.565908][T10328] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[907.565913][T10328] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  907.565918][T10328] RIP: 0033:0x7f40129579a7
[ 907.565921][T10328] 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)
[  907.565924][T10328] RSP: 002b:00007fff3d54bd68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  907.565927][T10328] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f40129579a7
[  907.565929][T10328] RDX: 0000000000000000 RSI: 00007fff3d54bdd0 RDI: 0000000000000005
[  907.565930][T10328] RBP: 00007fff3d54e9dd R08: 0000000000000010 R09: 0000000000000000
[  907.565932][T10328] R10: 00007f4012810708 R11: 0000000000000246 R12: 00007fff3d54d0e0
[  907.565934][T10328] R13: 0000000067dd325c R14: 0000000000498600 R15: 0000000000000001
| [  907.583765][T10328] 1 lock held by ip/10328:
| [907.584061][T10328] #0: ffff88800cd94a30 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [  907.584419][T10328]
| [  907.584419][T10328] stack backtrace:
[  907.584660][T10328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  907.584661][T10328] Call Trace:
[  907.584663][T10328]  <TASK>
[907.584665][T10328] dump_stack_lvl (lib/dump_stack.c:123) 
[907.584671][T10328] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[907.584681][T10328] nexthop_mpath_fill_node.constprop.0 (./include/net/nexthop.h:351) 
[907.584685][T10328] ? nla_put (lib/nlattr.c:1100) 
[907.584696][T10328] rt6_fill_node_nexthop (net/ipv6/route.c:5759) 
[907.584702][T10328] rt6_fill_node.constprop.0 (net/ipv6/route.c:5927) 
[907.584708][T10328] ? __kmalloc_node_track_caller_noprof (mm/slub.c:4315) 
[907.584712][T10328] ? __create_object (mm/kmemleak.c:766) 
[907.584726][T10328] ? __pfx_rt6_fill_node.constprop.0 (net/ipv6/route.c:5778) 
[907.584729][T10328] ? __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) 
[907.584736][T10328] ? __alloc_skb (net/core/skbuff.c:685) 
[907.584740][T10328] ? __pfx___alloc_skb (net/core/skbuff.c:642) 
[907.584742][T10328] ? rt6_nlmsg_size (net/ipv6/route.c:5746) 
[907.584747][T10328] ? __pfx_rt6_nlmsg_size (net/ipv6/route.c:5706) 
[907.584756][T10328] ? inet6_rt_notify (net/ipv6/route.c:6372) 
[907.584759][T10328] inet6_rt_notify (net/ipv6/route.c:6372) 
[907.584770][T10328] fib6_del_route (net/ipv6/ip6_fib.c:2034) 
[907.584784][T10328] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[907.584793][T10328] ? 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) 
[907.584803][T10328] fib6_del (net/ipv6/ip6_fib.c:2070) 
[907.584811][T10328] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[907.584817][T10328] ip6_route_del (net/ipv6/route.c:4115) 
[907.584824][T10328] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[907.584828][T10328] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[907.584842][T10328] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[907.584847][T10328] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[907.584873][T10328] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[907.584881][T10328] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[907.584885][T10328] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[907.584892][T10328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[907.584896][T10328] ? 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) 
[907.584900][T10328] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[907.584909][T10328] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[907.584916][T10328] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[907.584921][T10328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[907.584928][T10328] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[907.584949][T10328] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[907.584955][T10328] ? 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) 
[907.584962][T10328] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[907.584971][T10328] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[907.584976][T10328] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[907.584986][T10328] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[907.584995][T10328] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[907.585012][T10328] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[907.585018][T10328] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[907.585022][T10328] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[907.585040][T10328] ___sys_sendmsg (net/socket.c:2622) 
[907.585043][T10328] ? 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) 
[907.585050][T10328] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[907.585060][T10328] ? hlock_class (kernel/locking/lockdep.c:225) 
[907.585072][T10328] ? 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) 
[907.585077][T10328] ? 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) 
[907.585088][T10328] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[907.585094][T10328] ? __lock_release (kernel/locking/lockdep.c:5527) 
[907.585102][T10328] __sys_sendmsg (net/socket.c:2652) 
[907.585106][T10328] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[907.585119][T10328] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[907.585131][T10328] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[907.585137][T10328] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  907.585140][T10328] RIP: 0033:0x7f40129579a7
[ 907.585144][T10328] 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)
[  907.585146][T10328] RSP: 002b:00007fff3d54bd68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  907.585149][T10328] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f40129579a7
[  907.585151][T10328] RDX: 0000000000000000 RSI: 00007fff3d54bdd0 RDI: 0000000000000005
[  907.585153][T10328] RBP: 00007fff3d54e9dd R08: 0000000000000010 R09: 0000000000000000
[  907.585154][T10328] R10: 00007f4012810708 R11: 0000000000000246 R12: 00007fff3d54d0e0
[  907.585156][T10328] R13: 0000000067dd325c R14: 0000000000498600 R15: 0000000000000001
| [  907.603478][T10328] 1 lock held by ip/10328:
| [907.603671][T10328] #0: ffff88800cd94a30 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [  907.604122][T10328]
| [  907.604122][T10328] stack backtrace:
[  907.604368][T10328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  907.604370][T10328] Call Trace:
[  907.604372][T10328]  <TASK>
[907.604374][T10328] dump_stack_lvl (lib/dump_stack.c:123) 
[907.604381][T10328] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[907.604391][T10328] nexthop_mpath_fill_node.constprop.0 (./include/net/nexthop.h:356) 
[907.604402][T10328] rt6_fill_node_nexthop (net/ipv6/route.c:5759) 
[907.604408][T10328] rt6_fill_node.constprop.0 (net/ipv6/route.c:5927) 
[907.604413][T10328] ? __kmalloc_node_track_caller_noprof (mm/slub.c:4315) 
[907.604418][T10328] ? __create_object (mm/kmemleak.c:766) 
[907.604431][T10328] ? __pfx_rt6_fill_node.constprop.0 (net/ipv6/route.c:5778) 
[907.604435][T10328] ? __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) 
[907.604442][T10328] ? __alloc_skb (net/core/skbuff.c:685) 
[907.604446][T10328] ? __pfx___alloc_skb (net/core/skbuff.c:642) 
[907.604449][T10328] ? rt6_nlmsg_size (net/ipv6/route.c:5746) 
[907.604453][T10328] ? __pfx_rt6_nlmsg_size (net/ipv6/route.c:5706) 
[907.604463][T10328] ? inet6_rt_notify (net/ipv6/route.c:6372) 
[907.604466][T10328] inet6_rt_notify (net/ipv6/route.c:6372) 
[907.604477][T10328] fib6_del_route (net/ipv6/ip6_fib.c:2034) 
[907.604491][T10328] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[907.604500][T10328] ? 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) 
[907.604510][T10328] fib6_del (net/ipv6/ip6_fib.c:2070) 
[907.604518][T10328] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[907.604524][T10328] ip6_route_del (net/ipv6/route.c:4115) 
[907.604531][T10328] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[907.604534][T10328] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[907.604549][T10328] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[907.604553][T10328] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[907.604580][T10328] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[907.604588][T10328] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[907.604591][T10328] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[907.604598][T10328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[907.604603][T10328] ? 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) 
[907.604606][T10328] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[907.604615][T10328] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[907.604622][T10328] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[907.604627][T10328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[907.604634][T10328] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[907.604656][T10328] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[907.604661][T10328] ? 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) 
[907.604669][T10328] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[907.604677][T10328] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[907.604682][T10328] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[907.604692][T10328] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[907.604702][T10328] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[907.604718][T10328] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[907.604725][T10328] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[907.604729][T10328] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[907.604747][T10328] ___sys_sendmsg (net/socket.c:2622) 
[907.604750][T10328] ? 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) 
[907.604757][T10328] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[907.604767][T10328] ? hlock_class (kernel/locking/lockdep.c:225) 
[907.604779][T10328] ? 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) 
[907.604784][T10328] ? 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) 
[907.604795][T10328] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[907.604802][T10328] ? __lock_release (kernel/locking/lockdep.c:5527) 
[907.604810][T10328] __sys_sendmsg (net/socket.c:2652) 
[907.604813][T10328] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[907.604826][T10328] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[907.604838][T10328] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[907.604844][T10328] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  907.604848][T10328] RIP: 0033:0x7f40129579a7
[ 907.604852][T10328] 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)
[  907.604855][T10328] RSP: 002b:00007fff3d54bd68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  907.604858][T10328] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f40129579a7
[  907.604859][T10328] RDX: 0000000000000000 RSI: 00007fff3d54bdd0 RDI: 0000000000000005
[  907.604861][T10328] RBP: 00007fff3d54e9dd R08: 0000000000000010 R09: 0000000000000000
[  907.604862][T10328] R10: 00007f4012810708 R11: 0000000000000246 R12: 00007fff3d54d0e0
[  907.604864][T10328] R13: 0000000067dd325c R14: 0000000000498600 R15: 0000000000000001
| [  927.158159][T10594] 1 lock held by ip/10594:
| [927.158356][T10594] #0: ffff88800c5f3230 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [  927.158700][T10594]
| [  927.158700][T10594] stack backtrace:
[  927.158941][T10594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  927.158943][T10594] Call Trace:
[  927.158945][T10594]  <TASK>
[927.158948][T10594] dump_stack_lvl (lib/dump_stack.c:123) 
[927.158956][T10594] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[927.158967][T10594] nexthop_for_each_fib6_nh (net/ipv4/nexthop.c:1521 (discriminator 11)) 
[927.158972][T10594] ? __pfx_rt6_nh_flush_exceptions (net/ipv6/route.c:1778) 
[927.158976][T10594] ? mark_held_locks (kernel/locking/lockdep.c:4323) 
[927.158983][T10594] fib6_purge_rt (net/ipv6/ip6_fib.c:1023 net/ipv6/ip6_fib.c:1049) 
[927.158991][T10594] ? fib6_repair_tree.part.0 (net/ipv6/ip6_fib.c:204 net/ipv6/ip6_fib.c:1935) 
[927.158996][T10594] ? __pfx_fib6_purge_rt (net/ipv6/ip6_fib.c:1044) 
[927.159009][T10594] fib6_del_route (net/ipv6/ip6_fib.c:2026) 
[927.159023][T10594] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[927.159029][T10594] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[927.159034][T10594] ? 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) 
[927.159044][T10594] fib6_del (net/ipv6/ip6_fib.c:2070) 
[927.159053][T10594] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[927.159058][T10594] ip6_route_del (net/ipv6/route.c:4115) 
[927.159066][T10594] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[927.159076][T10594] ? inet6_rtm_delroute (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/ipv6/route.c:5651) 
[927.159084][T10594] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[927.159089][T10594] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[927.159116][T10594] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[927.159124][T10594] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[927.159128][T10594] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[927.159135][T10594] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[927.159140][T10594] ? 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) 
[927.159143][T10594] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[927.159153][T10594] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[927.159160][T10594] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[927.159165][T10594] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[927.159173][T10594] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[927.159196][T10594] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[927.159201][T10594] ? 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) 
[927.159209][T10594] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[927.159217][T10594] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[927.159222][T10594] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[927.159233][T10594] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[927.159242][T10594] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[927.159258][T10594] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[927.159265][T10594] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[927.159269][T10594] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[927.159287][T10594] ___sys_sendmsg (net/socket.c:2622) 
[927.159290][T10594] ? 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) 
[927.159297][T10594] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[927.159307][T10594] ? hlock_class (kernel/locking/lockdep.c:225) 
[927.159319][T10594] ? 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) 
[927.159324][T10594] ? 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) 
[927.159335][T10594] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[927.159342][T10594] ? __lock_release (kernel/locking/lockdep.c:5527) 
[927.159350][T10594] __sys_sendmsg (net/socket.c:2652) 
[927.159353][T10594] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[927.159366][T10594] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[927.159379][T10594] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[927.159385][T10594] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  927.159389][T10594] RIP: 0033:0x7ff73193f9a7
[ 927.159393][T10594] 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)
[  927.159396][T10594] RSP: 002b:00007ffd2ec73548 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  927.159399][T10594] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff73193f9a7
[  927.159401][T10594] RDX: 0000000000000000 RSI: 00007ffd2ec735b0 RDI: 0000000000000005
[  927.159403][T10594] RBP: 00007ffd2ec75ae8 R08: 0000000000000004 R09: 0000000000000000
[  927.159405][T10594] R10: 00007ff7317f8708 R11: 0000000000000246 R12: 00007ffd2ec748c0
[  927.159406][T10594] R13: 0000000067dd326f R14: 0000000000498600 R15: 0000000000000001
| [  927.173458][T10594] 1 lock held by ip/10594:
| [927.173634][T10594] #0: ffff88800c5f3230 (&tb->tb6_lock){+...}-{3:3}, at: __ip6_del_rt (net/ipv6/route.c:3904) 
| [  927.173945][T10594]
| [  927.173945][T10594] stack backtrace:
[  927.174156][T10594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  927.174158][T10594] Call Trace:
[  927.174159][T10594]  <TASK>
[927.174161][T10594] dump_stack_lvl (lib/dump_stack.c:123) 
[927.174168][T10594] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[927.174178][T10594] nexthop_fib6_nh (./include/net/nexthop.h:525 (discriminator 11)) 
[927.174182][T10594] rt6_fill_node_nexthop (net/ipv6/route.c:5767) 
[927.174189][T10594] rt6_fill_node.constprop.0 (net/ipv6/route.c:5927) 
[927.174195][T10594] ? __kmalloc_node_track_caller_noprof (mm/slub.c:4315) 
[927.174200][T10594] ? __create_object (mm/kmemleak.c:766) 
[927.174214][T10594] ? __pfx_rt6_fill_node.constprop.0 (net/ipv6/route.c:5778) 
[927.174218][T10594] ? __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) 
[927.174226][T10594] ? __alloc_skb (net/core/skbuff.c:685) 
[927.174229][T10594] ? __pfx___alloc_skb (net/core/skbuff.c:642) 
[927.174232][T10594] ? rt6_nlmsg_size (net/ipv6/route.c:5746) 
[927.174237][T10594] ? __pfx_rt6_nlmsg_size (net/ipv6/route.c:5706) 
[927.174246][T10594] ? inet6_rt_notify (net/ipv6/route.c:6372) 
[927.174249][T10594] inet6_rt_notify (net/ipv6/route.c:6372) 
[927.174260][T10594] fib6_del_route (net/ipv6/ip6_fib.c:2034) 
[927.174274][T10594] ? __pfx_fib6_del_route (net/ipv6/ip6_fib.c:1947) 
[927.174283][T10594] ? 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) 
[927.174294][T10594] fib6_del (net/ipv6/ip6_fib.c:2070) 
[927.174302][T10594] __ip6_del_rt (./include/linux/spinlock.h:396 net/ipv6/route.c:3905) 
[927.174307][T10594] ip6_route_del (net/ipv6/route.c:4115) 
[927.174314][T10594] ? __pfx_ip6_route_del (net/ipv6/route.c:4059) 
[927.174325][T10594] ? inet6_rtm_delroute (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/ipv6/route.c:5651) 
[927.174333][T10594] inet6_rtm_delroute (net/ipv6/route.c:5663) 
[927.174337][T10594] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[927.174364][T10594] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[927.174372][T10594] ? __pfx_inet6_rtm_delroute (net/ipv6/route.c:5640) 
[927.174375][T10594] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[927.174382][T10594] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[927.174387][T10594] ? 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) 
[927.174390][T10594] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[927.174399][T10594] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[927.174407][T10594] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[927.174411][T10594] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[927.174418][T10594] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[927.174440][T10594] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[927.174445][T10594] ? 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) 
[927.174453][T10594] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[927.174462][T10594] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[927.174466][T10594] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[927.174477][T10594] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[927.174486][T10594] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[927.174503][T10594] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[927.174510][T10594] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[927.174513][T10594] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[927.174532][T10594] ___sys_sendmsg (net/socket.c:2622) 
[927.174535][T10594] ? 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) 
[927.174541][T10594] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[927.174551][T10594] ? hlock_class (kernel/locking/lockdep.c:225) 
[927.174563][T10594] ? 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) 
[927.174568][T10594] ? 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) 
[927.174579][T10594] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[927.174586][T10594] ? __lock_release (kernel/locking/lockdep.c:5527) 
[927.174594][T10594] __sys_sendmsg (net/socket.c:2652) 
[927.174597][T10594] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[927.174610][T10594] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[927.174623][T10594] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[927.174628][T10594] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  927.174632][T10594] RIP: 0033:0x7ff73193f9a7
[ 927.174635][T10594] 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)
[  927.174638][T10594] RSP: 002b:00007ffd2ec73548 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  927.174641][T10594] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff73193f9a7
[  927.174643][T10594] RDX: 0000000000000000 RSI: 00007ffd2ec735b0 RDI: 0000000000000005
[  927.174644][T10594] RBP: 00007ffd2ec75ae8 R08: 0000000000000004 R09: 0000000000000000
[  927.174646][T10594] R10: 00007ff7317f8708 R11: 0000000000000246 R12: 00007ffd2ec748c0
[  927.174648][T10594] R13: 0000000067dd326f R14: 0000000000498600 R15: 0000000000000001
| [927.741946][T10605] #1: ffff88800c5f3230 (&tb->tb6_lock){+...}-{3:3}, at: ip6_route_add (net/ipv6/route.c:1317 net/ipv6/route.c:3883) 
| [927.742231][T10605] #2: ffff8880180bba80 (&nh->lock){+...}-{3:3}, at: fib6_add (net/ipv6/ip6_fib.c:1508) 
| [  927.742473][T10605]
| [  927.742473][T10605] stack backtrace:
[  927.742669][T10605] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  927.742671][T10605] Call Trace:
[  927.742673][T10605]  <TASK>
[927.742675][T10605] dump_stack_lvl (lib/dump_stack.c:123) 
[927.742682][T10605] print_deadlock_bug (kernel/locking/lockdep.c:3042) 
[927.742689][T10605] validate_chain (kernel/locking/lockdep.c:3896) 
[927.742695][T10605] ? __pfx_validate_chain (kernel/locking/lockdep.c:3862) 
[927.742698][T10605] ? 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) 
[927.742701][T10605] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[927.742705][T10605] __lock_acquire (kernel/locking/lockdep.c:5228) 
[927.742711][T10605] lock_acquire.part.0 (kernel/locking/lockdep.c:469 kernel/locking/lockdep.c:5853) 
[927.742714][T10605] ? fib6_purge_rt (./include/linux/list.h:373 net/ipv6/ip6_fib.c:1053) 
[927.742718][T10605] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[927.742720][T10605] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 21)) 
[927.742725][T10605] ? lock_acquire (kernel/locking/lockdep.c:5824) 
[927.742727][T10605] ? fib6_purge_rt (./include/linux/list.h:373 net/ipv6/ip6_fib.c:1053) 
[927.742730][T10605] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[927.742737][T10605] ? fib6_purge_rt (./include/linux/list.h:373 net/ipv6/ip6_fib.c:1053) 
[927.742739][T10605] fib6_purge_rt (./include/linux/list.h:373 net/ipv6/ip6_fib.c:1053) 
[927.742743][T10605] ? __pfx_fib6_purge_rt (net/ipv6/ip6_fib.c:1044) 
[927.742747][T10605] ? nlmsg_notify (net/netlink/af_netlink.c:2578) 
[927.742753][T10605] fib6_add_rt2node (net/ipv6/ip6_fib.c:1316) 
[927.742759][T10605] ? __pfx_fib6_add_rt2node (net/ipv6/ip6_fib.c:1092) 
[927.742762][T10605] ? 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) 
[927.742766][T10605] ? lock_acquire (kernel/locking/lockdep.c:5824) 
[927.742768][T10605] ? fib6_add (net/ipv6/ip6_fib.c:1508) 
[927.742773][T10605] fib6_add (net/ipv6/ip6_fib.c:1514) 
[927.742777][T10605] ip6_route_add (./include/linux/spinlock.h:396 net/ipv6/route.c:1318 net/ipv6/route.c:3883) 
[927.742781][T10605] ? __pfx_inet6_rtm_newroute (net/ipv6/route.c:5669) 
[927.742784][T10605] inet6_rtm_newroute (net/ipv6/route.c:5683) 
[927.742786][T10605] ? __pfx_inet6_rtm_newroute (net/ipv6/route.c:5669) 
[927.742794][T10605] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[927.742800][T10605] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[927.742804][T10605] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[927.742807][T10605] ? 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) 
[927.742810][T10605] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[927.742814][T10605] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[927.742817][T10605] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[927.742820][T10605] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[927.742824][T10605] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[927.742831][T10605] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[927.742834][T10605] ? 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) 
[927.742838][T10605] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[927.742842][T10605] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[927.742845][T10605] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[927.742850][T10605] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[927.742854][T10605] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[927.742860][T10605] ____sys_sendmsg (net/socket.c:712 net/socket.c:727 net/socket.c:2566) 
[927.742865][T10605] ? __pfx_____sys_sendmsg (net/socket.c:2512) 
[927.742867][T10605] ? __pfx_copy_msghdr_from_user (net/socket.c:2492) 
[927.742875][T10605] ___sys_sendmsg (net/socket.c:2622) 
[927.742878][T10605] ? 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) 
[927.742881][T10605] ? __pfx____sys_sendmsg (net/socket.c:2609) 
[927.742886][T10605] ? hlock_class (kernel/locking/lockdep.c:225) 
[927.742891][T10605] ? 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) 
[927.742895][T10605] ? 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) 
[927.742900][T10605] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[927.742903][T10605] ? __lock_release (kernel/locking/lockdep.c:5527) 
[927.742907][T10605] __sys_sendmsg (net/socket.c:2652) 
[927.742909][T10605] ? __pfx___sys_sendmsg (net/socket.c:2637) 
[927.742914][T10605] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[927.742919][T10605] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[927.742923][T10605] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  927.742927][T10605] RIP: 0033:0x7f8104e559a7
[ 927.742930][T10605] 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)
[  927.742933][T10605] RSP: 002b:00007ffecb9e1f48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  927.742937][T10605] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8104e559a7
[  927.742939][T10605] RDX: 0000000000000000 RSI: 00007ffecb9e1fb0 RDI: 0000000000000005
[  927.742940][T10605] RBP: 00007ffecb9e44e8 R08: 0000000000000004 R09: 0000000000000000
[  927.742942][T10605] R10: 00007f8104d0e708 R11: 0000000000000246 R12: 00007ffecb9e32c0


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