======================================
| [   30.817208][  T292] 1 lock held by ip/292:
| [ 30.817347][ T292] #0: ffffffffbb1bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   30.817649][  T292]
| [   30.817649][  T292] stack backtrace:
[   30.818098][  T292] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   30.818466][  T292] Call Trace:
[   30.818595][  T292]  <TASK>
[ 30.818685][ T292] dump_stack_lvl (lib/dump_stack.c:122) 
[ 30.818858][ T292] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 30.819025][ T292] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 30.819281][ T292] br_get_link_af_size_filtered (net/bridge/br_private.h:930 net/bridge/br_private.h:940 net/bridge/br_netlink.c:105) bridge
[ 30.819528][ T292] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 30.819728][ T292] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 30.819939][ T292] br_add_if (net/bridge/br_if.c:692) bridge
[ 30.820137][ T292] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 30.820309][ T292] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 30.820522][ T292] do_setlink (net/core/rtnetlink.c:2907) 
[ 30.820692][ T292] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 30.820862][ T292] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 30.821027][ T292] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 30.821199][ T292] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 30.821373][ T292] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.821537][ T292] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 30.821705][ T292] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 30.821914][ T292] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 30.822095][ T292] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 30.822262][ T292] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 30.822435][ T292] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 30.822603][ T292] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 30.822731][ T292] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 30.822903][ T292] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 30.823073][ T292] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 30.823246][ T292] ? 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) 
[ 30.823415][ T292] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 30.823589][ T292] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 30.823798][ T292] ? __create_object (mm/kmemleak.c:751) 
[ 30.823971][ T292] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 30.824148][ T292] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 30.824275][ T292] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 30.824441][ T292] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 30.824613][ T292] ? 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) 
[ 30.824776][ T292] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 30.824906][ T292] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 30.825079][ T292] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 30.825245][ T292] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 30.825416][ T292] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 30.825602][ T292] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 30.825775][ T292] ? 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) 
[ 30.825943][ T292] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 30.826112][ T292] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 30.826284][ T292] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 30.826457][ T292] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 30.826627][ T292] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 30.826792][ T292] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 30.826963][ T292] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 30.827155][ T292] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 30.827325][ T292] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 30.827496][ T292] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 30.827705][ T292] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 30.827886][ T292] ___sys_sendmsg (net/socket.c:2653) 
[ 30.828063][ T292] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 30.828227][ T292] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 30.828401][ T292] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 30.828570][ T292] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 30.828779][ T292] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 30.828949][ T292] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 30.829120][ T292] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 30.829333][ T292] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 30.829508][ T292] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 30.829680][ T292] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 30.829857][ T292] ? __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) 
[ 30.830044][ T292] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 30.830212][ T292] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.830419][  T292] RIP: 0033:0x7fefa02157b7
[ 30.830596][ T292] 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)
[   30.831172][  T292] RSP: 002b:00007ffff5ae9168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.831425][  T292] RAX: ffffffffffffffda RBX: 00007ffff5ae9890 RCX: 00007fefa02157b7
[   30.831681][  T292] RDX: 0000000000000000 RSI: 00007ffff5ae91d0 RDI: 0000000000000005
[   30.831936][  T292] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   30.832179][  T292] R10: 0000000020ec6910 R11: 0000000000000246 R12: 0000000000000004
[   30.832431][  T292] R13: 0000000066bea58d R14: 0000000000496600 R15: 0000000000000000
| [   30.834431][  T292] 1 lock held by ip/292:
| [ 30.834561][ T292] #0: ffffffffbb1bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   30.834867][  T292]
| [   30.834867][  T292] stack backtrace:
[   30.835314][  T292] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   30.835682][  T292] Call Trace:
[   30.835817][  T292]  <TASK>
[ 30.835907][ T292] dump_stack_lvl (lib/dump_stack.c:122) 
[ 30.836078][ T292] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 30.836238][ T292] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 30.836483][ T292] br_get_link_af_size_filtered (net/bridge/br_private.h:453 net/bridge/br_private.h:940 net/bridge/br_netlink.c:105) bridge
[ 30.836721][ T292] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 30.836917][ T292] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 30.837137][ T292] br_add_if (net/bridge/br_if.c:692) bridge
[ 30.837335][ T292] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 30.837515][ T292] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 30.837723][ T292] do_setlink (net/core/rtnetlink.c:2907) 
[ 30.837891][ T292] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 30.838067][ T292] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 30.838234][ T292] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 30.838405][ T292] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 30.838579][ T292] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.838745][ T292] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 30.838921][ T292] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 30.839124][ T292] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 30.839307][ T292] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 30.839472][ T292] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 30.839791][ T292] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 30.839962][ T292] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 30.840091][ T292] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 30.840266][ T292] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 30.840441][ T292] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 30.840618][ T292] ? 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) 
[ 30.840885][ T292] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 30.841062][ T292] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 30.841275][ T292] ? __create_object (mm/kmemleak.c:751) 
[ 30.841445][ T292] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 30.841627][ T292] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 30.841757][ T292] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 30.842032][ T292] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 30.842202][ T292] ? 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) 
[ 30.842369][ T292] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 30.842508][ T292] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 30.842678][ T292] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 30.842954][ T292] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 30.843122][ T292] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 30.843304][ T292] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 30.843484][ T292] ? 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) 
[ 30.843653][ T292] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 30.843932][ T292] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 30.844098][ T292] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 30.844278][ T292] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 30.844449][ T292] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 30.844718][ T292] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 30.844886][ T292] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 30.845059][ T292] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 30.845225][ T292] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 30.845484][ T292] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 30.845686][ T292] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 30.845865][ T292] ___sys_sendmsg (net/socket.c:2653) 
[ 30.846034][ T292] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 30.846297][ T292] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 30.846465][ T292] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 30.846627][ T292] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 30.846834][ T292] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 30.847106][ T292] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 30.847284][ T292] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 30.847490][ T292] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 30.847663][ T292] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 30.847925][ T292] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 30.848190][ T292] ? __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) 
[ 30.848378][ T292] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 30.848545][ T292] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.848749][  T292] RIP: 0033:0x7fefa02157b7
[ 30.848924][ T292] 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)
[   30.849702][  T292] RSP: 002b:00007ffff5ae9168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.849950][  T292] RAX: ffffffffffffffda RBX: 00007ffff5ae9890 RCX: 00007fefa02157b7
[   30.850192][  T292] RDX: 0000000000000000 RSI: 00007ffff5ae91d0 RDI: 0000000000000005
[   30.850543][  T292] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   30.850791][  T292] R10: 0000000020ec6910 R11: 0000000000000246 R12: 0000000000000004
[   30.851034][  T292] R13: 0000000066bea58d R14: 0000000000496600 R15: 0000000000000000
| [   30.853077][  T292] 1 lock held by ip/292:
| [ 30.853202][ T292] #0: ffffffffbb1bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   30.853605][  T292]
| [   30.853605][  T292] stack backtrace:
[   30.854052][  T292] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   30.854508][  T292] Call Trace:
[   30.854633][  T292]  <TASK>
[ 30.854721][ T292] dump_stack_lvl (lib/dump_stack.c:122) 
[ 30.854898][ T292] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 30.855159][ T292] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 30.855409][ T292] br_get_link_af_size_filtered (net/bridge/br_private.h:1611 net/bridge/br_private.h:1608 net/bridge/br_netlink.c:107) bridge
[ 30.855648][ T292] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 30.855848][ T292] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 30.856166][ T292] br_add_if (net/bridge/br_if.c:692) bridge
[ 30.856367][ T292] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 30.856537][ T292] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 30.856837][ T292] do_setlink (net/core/rtnetlink.c:2907) 
[ 30.857003][ T292] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 30.857177][ T292] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 30.857353][ T292] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 30.857517][ T292] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 30.857785][ T292] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.857949][ T292] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 30.858115][ T292] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 30.858322][ T292] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 30.858605][ T292] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 30.858770][ T292] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 30.858937][ T292] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 30.859114][ T292] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 30.859253][ T292] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 30.859421][ T292] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 30.859593][ T292] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 30.859770][ T292] ? 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) 
[ 30.860038][ T292] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 30.860218][ T292] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 30.860423][ T292] ? __create_object (mm/kmemleak.c:751) 
[ 30.860591][ T292] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 30.860868][ T292] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 30.860997][ T292] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 30.861164][ T292] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 30.861328][ T292] ? 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) 
[ 30.861490][ T292] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 30.861730][ T292] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 30.861903][ T292] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 30.862067][ T292] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 30.862244][ T292] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 30.862528][ T292] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 30.862704][ T292] ? 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) 
[ 30.862874][ T292] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 30.863042][ T292] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 30.863215][ T292] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 30.863492][ T292] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 30.863671][ T292] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 30.863834][ T292] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 30.864002][ T292] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 30.864189][ T292] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 30.864356][ T292] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 30.864523][ T292] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 30.864734][ T292] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 30.865016][ T292] ___sys_sendmsg (net/socket.c:2653) 
[ 30.865187][ T292] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 30.865353][ T292] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 30.865526][ T292] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 30.865791][ T292] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 30.866007][ T292] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 30.866175][ T292] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 30.866342][ T292] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 30.866657][ T292] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 30.866829][ T292] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 30.867005][ T292] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 30.867184][ T292] ? __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) 
[ 30.867473][ T292] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 30.867636][ T292] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.867848][  T292] RIP: 0033:0x7fefa02157b7
[ 30.868029][ T292] 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)
[   30.868716][  T292] RSP: 002b:00007ffff5ae9168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.868977][  T292] RAX: ffffffffffffffda RBX: 00007ffff5ae9890 RCX: 00007fefa02157b7
[   30.869235][  T292] RDX: 0000000000000000 RSI: 00007ffff5ae91d0 RDI: 0000000000000005
[   30.869584][  T292] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   30.869833][  T292] R10: 0000000020ec6910 R11: 0000000000000246 R12: 0000000000000004


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