======================================
| [  181.156901][ T1155] 1 lock held by ip/1155:
| [ 181.157013][ T1155] #0: ffffffffba7dcac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [  181.157396][ T1155]
| [  181.157396][ T1155] stack backtrace:
[  181.157800][ T1155] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  181.158129][ T1155] Call Trace:
[  181.158248][ T1155]  <TASK>
[ 181.158328][ T1155] dump_stack_lvl (lib/dump_stack.c:122) 
[ 181.158487][ T1155] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 181.158637][ T1155] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) 
[ 181.158791][ T1155] br_get_link_af_size_filtered (net/bridge/br_private.h:930 net/bridge/br_private.h:940 net/bridge/br_netlink.c:105) 
[ 181.158982][ T1155] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) 
[ 181.159132][ T1155] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 181.159321][ T1155] br_add_if (net/bridge/br_if.c:692) 
[ 181.159444][ T1155] do_setlink (net/core/rtnetlink.c:2907) 
[ 181.159595][ T1155] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 181.159744][ T1155] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 181.159891][ T1155] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 181.160038][ T1155] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 181.160192][ T1155] ? __kernel_text_address (kernel/extable.c:79) 
[ 181.160341][ T1155] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 181.160489][ T1155] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 181.160672][ T1155] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 181.160832][ T1155] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 181.160978][ T1155] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 181.161128][ T1155] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 181.161278][ T1155] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 181.161393][ T1155] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 181.161545][ T1155] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 181.161699][ T1155] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 181.161852][ T1155] ? 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:227) 
[ 181.162001][ T1155] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 181.162157][ T1155] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 181.162340][ T1155] ? __create_object (mm/kmemleak.c:751) 
[ 181.162488][ T1155] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 181.162642][ T1155] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 181.162759][ T1155] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 181.162908][ T1155] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 181.163054][ T1155] ? 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:227) 
[ 181.163202][ T1155] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 181.163343][ T1155] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 181.163498][ T1155] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 181.163650][ T1155] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 181.163802][ T1155] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 181.163971][ T1155] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 181.164128][ T1155] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 181.164282][ T1155] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 181.164446][ T1155] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 181.164598][ T1155] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 181.164744][ T1155] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 181.164887][ T1155] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 181.165046][ T1155] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 181.165201][ T1155] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 181.165355][ T1155] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 181.165506][ T1155] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 181.165651][ T1155] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 181.165833][ T1155] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 181.165992][ T1155] ___sys_sendmsg (net/socket.c:2653) 
[ 181.166157][ T1155] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 181.166298][ T1155] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 181.166442][ T1155] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 181.166579][ T1155] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 181.166755][ T1155] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 181.166896][ T1155] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 181.167044][ T1155] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 181.167247][ T1155] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 181.167402][ T1155] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 181.167549][ T1155] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 181.167697][ T1155] ? __virt_addr_valid (./arch/x86/include/asm/preempt.h:94 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2034 arch/x86/mm/physaddr.c:65) 
[ 181.167862][ T1155] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 181.168013][ T1155] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  181.168200][ T1155] RIP: 0033:0x7f33865b37b7
[ 181.168354][ T1155] 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)
[  181.168866][ T1155] RSP: 002b:00007fffad4bc7b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  181.169082][ T1155] RAX: ffffffffffffffda RBX: 00007fffad4bcef0 RCX: 00007f33865b37b7
[  181.169292][ T1155] RDX: 0000000000000000 RSI: 00007fffad4bc820 RDI: 0000000000000005
[  181.169499][ T1155] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[  181.169706][ T1155] R10: 000000002d005910 R11: 0000000000000246 R12: 0000000000000003
[  181.169921][ T1155] R13: 0000000066beaf82 R14: 0000000000496600 R15: 0000000000000000
| [  181.171894][ T1155] 1 lock held by ip/1155:
| [ 181.172002][ T1155] #0: ffffffffba7dcac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [  181.172330][ T1155]
| [  181.172330][ T1155] stack backtrace:
[  181.172709][ T1155] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  181.173017][ T1155] Call Trace:
[  181.173126][ T1155]  <TASK>
[ 181.173202][ T1155] dump_stack_lvl (lib/dump_stack.c:122) 
[ 181.173374][ T1155] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 181.173528][ T1155] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) 
[ 181.173683][ T1155] br_get_link_af_size_filtered (net/bridge/br_private.h:453 net/bridge/br_private.h:940 net/bridge/br_netlink.c:105) 
[ 181.173876][ T1155] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) 
[ 181.174027][ T1155] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 181.174219][ T1155] br_add_if (net/bridge/br_if.c:692) 
[ 181.174344][ T1155] do_setlink (net/core/rtnetlink.c:2907) 
[ 181.174514][ T1155] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 181.174653][ T1155] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 181.174795][ T1155] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 181.174935][ T1155] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 181.175078][ T1155] ? __kernel_text_address (kernel/extable.c:79) 
[ 181.175218][ T1155] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 181.175356][ T1155] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 181.175530][ T1155] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 181.175679][ T1155] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 181.175819][ T1155] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 181.175964][ T1155] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 181.176105][ T1155] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 181.176214][ T1155] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 181.176355][ T1155] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 181.176500][ T1155] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 181.176647][ T1155] ? 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:227) 
[ 181.176786][ T1155] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 181.176934][ T1155] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 181.177136][ T1155] ? __create_object (mm/kmemleak.c:751) 
[ 181.177285][ T1155] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 181.177440][ T1155] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 181.177554][ T1155] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 181.177703][ T1155] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 181.177850][ T1155] ? 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:227) 
[ 181.178000][ T1155] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 181.178116][ T1155] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 181.178273][ T1155] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 181.178417][ T1155] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 181.178559][ T1155] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 181.178712][ T1155] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 181.178855][ T1155] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 181.178997][ T1155] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 181.179139][ T1155] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 181.179281][ T1155] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 181.179446][ T1155] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 181.179597][ T1155] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 181.179742][ T1155] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 181.179894][ T1155] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 181.180047][ T1155] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 181.180196][ T1155] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 181.180342][ T1155] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 181.180523][ T1155] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 181.180681][ T1155] ___sys_sendmsg (net/socket.c:2653) 
[ 181.180834][ T1155] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 181.180983][ T1155] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 181.181133][ T1155] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 181.181277][ T1155] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 181.181459][ T1155] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 181.181608][ T1155] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 181.181764][ T1155] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 181.181950][ T1155] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 181.182102][ T1155] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 181.182257][ T1155] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 181.182397][ T1155] ? __virt_addr_valid (./arch/x86/include/asm/preempt.h:94 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2034 arch/x86/mm/physaddr.c:65) 
[ 181.182554][ T1155] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 181.182694][ T1155] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  181.182868][ T1155] RIP: 0033:0x7f33865b37b7
[ 181.183013][ T1155] 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)
[  181.183564][ T1155] RSP: 002b:00007fffad4bc7b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  181.183915][ T1155] RAX: ffffffffffffffda RBX: 00007fffad4bcef0 RCX: 00007f33865b37b7
[  181.184140][ T1155] RDX: 0000000000000000 RSI: 00007fffad4bc820 RDI: 0000000000000005
[  181.184367][ T1155] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[  181.184683][ T1155] R10: 000000002d005910 R11: 0000000000000246 R12: 0000000000000003
[  181.184907][ T1155] R13: 0000000066beaf82 R14: 0000000000496600 R15: 0000000000000000
| [  181.186910][ T1155] 1 lock held by ip/1155:
| [ 181.187027][ T1155] #0: ffffffffba7dcac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [  181.187397][ T1155]
| [  181.187397][ T1155] stack backtrace:
[  181.187795][ T1155] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  181.188228][ T1155] Call Trace:
[  181.188349][ T1155]  <TASK>
[ 181.188430][ T1155] dump_stack_lvl (lib/dump_stack.c:122) 
[ 181.188584][ T1155] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 181.188909][ T1155] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) 
[ 181.189072][ T1155] br_get_link_af_size_filtered (net/bridge/br_private.h:1611 net/bridge/br_private.h:1608 net/bridge/br_netlink.c:107) 
[ 181.189260][ T1155] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) 
[ 181.189407][ T1155] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 181.189677][ T1155] br_add_if (net/bridge/br_if.c:692) 
[ 181.189801][ T1155] do_setlink (net/core/rtnetlink.c:2907) 
[ 181.189950][ T1155] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 181.190098][ T1155] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 181.190330][ T1155] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 181.190476][ T1155] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 181.190626][ T1155] ? __kernel_text_address (kernel/extable.c:79) 
[ 181.190772][ T1155] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 181.191001][ T1155] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 181.191184][ T1155] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 181.191341][ T1155] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 181.191488][ T1155] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 181.191722][ T1155] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 181.191870][ T1155] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 181.191985][ T1155] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 181.192135][ T1155] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 181.192289][ T1155] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 181.192528][ T1155] ? 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:227) 
[ 181.192676][ T1155] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 181.192830][ T1155] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 181.193015][ T1155] ? __create_object (mm/kmemleak.c:751) 
[ 181.193253][ T1155] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 181.193426][ T1155] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 181.193542][ T1155] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 181.193695][ T1155] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 181.193936][ T1155] ? 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:227) 
[ 181.194089][ T1155] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 181.194208][ T1155] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 181.194362][ T1155] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 181.194512][ T1155] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 181.194749][ T1155] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 181.194921][ T1155] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 181.195071][ T1155] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 181.195223][ T1155] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 181.195457][ T1155] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 181.195604][ T1155] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 181.195755][ T1155] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 181.195905][ T1155] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 181.196142][ T1155] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 181.196293][ T1155] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 181.196445][ T1155] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 181.196593][ T1155] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 181.196826][ T1155] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 181.197007][ T1155] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 181.197164][ T1155] ___sys_sendmsg (net/socket.c:2653) 
[ 181.197320][ T1155] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 181.197553][ T1155] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 181.197702][ T1155] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 181.197846][ T1155] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 181.198028][ T1155] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 181.198264][ T1155] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 181.198419][ T1155] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 181.198601][ T1155] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 181.198754][ T1155] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 181.198984][ T1155] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 181.199129][ T1155] ? __virt_addr_valid (./arch/x86/include/asm/preempt.h:94 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2034 arch/x86/mm/physaddr.c:65) 
[ 181.199293][ T1155] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 181.199443][ T1155] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  181.199709][ T1155] RIP: 0033:0x7f33865b37b7
[ 181.199861][ T1155] 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)
[  181.200547][ T1155] RSP: 002b:00007fffad4bc7b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  181.200775][ T1155] RAX: ffffffffffffffda RBX: 00007fffad4bcef0 RCX: 00007f33865b37b7
[  181.200995][ T1155] RDX: 0000000000000000 RSI: 00007fffad4bc820 RDI: 0000000000000005
[  181.201300][ T1155] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[  181.201518][ T1155] R10: 000000002d005910 R11: 0000000000000246 R12: 0000000000000003


Finger prints:
lockdep_rcu_suspicious:br_get_link_af_size_filtered:br_info_notify:br_add_if:do_setlink