======================================
| [   32.809974][  T297] 1 lock held by ip/297:
| [ 32.810108][ T297] #0: ffffffff987bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   32.810422][  T297]
| [   32.810422][  T297] stack backtrace:
[   32.810897][  T297] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   32.811262][  T297] Call Trace:
[   32.811398][  T297]  <TASK>
[ 32.811487][ T297] dump_stack_lvl (lib/dump_stack.c:122) 
[ 32.811664][ T297] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 32.811830][ T297] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 32.812083][ T297] 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
[ 32.812325][ T297] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 32.812521][ T297] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 32.812728][ T297] br_add_if (net/bridge/br_if.c:692) bridge
[ 32.812931][ T297] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 32.813099][ T297] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 32.813311][ T297] do_setlink (net/core/rtnetlink.c:2907) 
[ 32.813478][ T297] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 32.813646][ T297] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 32.813815][ T297] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 32.813980][ T297] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 32.814163][ T297] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.814343][ T297] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 32.814527][ T297] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 32.814778][ T297] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 32.814961][ T297] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 32.815154][ T297] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 32.815320][ T297] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 32.815503][ T297] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 32.815658][ T297] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 32.815836][ T297] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 32.816048][ T297] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 32.816231][ T297] ? 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) 
[ 32.816424][ T297] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 32.816610][ T297] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 32.816816][ T297] ? __create_object (mm/kmemleak.c:751) 
[ 32.817023][ T297] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 32.817198][ T297] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 32.817361][ T297] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 32.817529][ T297] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 32.817723][ T297] ? 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) 
[ 32.817902][ T297] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 32.818034][ T297] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 32.818228][ T297] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 32.818400][ T297] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 32.818605][ T297] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 32.818793][ T297] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 32.818980][ T297] ? 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) 
[ 32.819152][ T297] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 32.819325][ T297] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 32.819492][ T297] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 32.819664][ T297] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 32.819848][ T297] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 32.820013][ T297] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 32.820194][ T297] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 32.820371][ T297] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 32.820543][ T297] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 32.820720][ T297] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 32.820945][ T297] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 32.821158][ T297] ___sys_sendmsg (net/socket.c:2653) 
[ 32.821330][ T297] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 32.821523][ T297] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 32.821713][ T297] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 32.821878][ T297] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 32.822118][ T297] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 32.822290][ T297] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 32.822493][ T297] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 32.822733][ T297] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 32.822908][ T297] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 32.823083][ T297] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 32.823279][ T297] ? __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) 
[ 32.823470][ T297] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 32.823672][ T297] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.823892][  T297] RIP: 0033:0x7f9f4d7087b7
[ 32.824076][ T297] 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)
[   32.824723][  T297] RSP: 002b:00007fffd2df5f88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.825013][  T297] RAX: ffffffffffffffda RBX: 00007fffd2df66b0 RCX: 00007f9f4d7087b7
[   32.825287][  T297] RDX: 0000000000000000 RSI: 00007fffd2df5ff0 RDI: 0000000000000005
[   32.825555][  T297] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   32.825859][  T297] R10: 0000000001d07910 R11: 0000000000000246 R12: 0000000000000004
[   32.826117][  T297] R13: 0000000066bea3af R14: 0000000000496600 R15: 0000000000000000
| [   32.828278][  T297] 1 lock held by ip/297:
| [ 32.828406][ T297] #0: ffffffff987bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   32.828722][  T297]
| [   32.828722][  T297] stack backtrace:
[   32.829192][  T297] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   32.829563][  T297] Call Trace:
[   32.829699][  T297]  <TASK>
[ 32.829793][ T297] dump_stack_lvl (lib/dump_stack.c:122) 
[ 32.829970][ T297] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 32.830162][ T297] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 32.830410][ T297] 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
[ 32.830653][ T297] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 32.830850][ T297] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 32.831063][ T297] br_add_if (net/bridge/br_if.c:692) bridge
[ 32.831261][ T297] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 32.831429][ T297] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 32.831646][ T297] do_setlink (net/core/rtnetlink.c:2907) 
[ 32.831822][ T297] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 32.831990][ T297] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 32.832159][ T297] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 32.832323][ T297] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 32.832493][ T297] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.832659][ T297] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 32.832856][ T297] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 32.833071][ T297] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 32.833261][ T297] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 32.833456][ T297] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 32.833620][ T297] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 32.833831][ T297] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 32.833961][ T297] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 32.834146][ T297] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 32.834345][ T297] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 32.834533][ T297] ? 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) 
[ 32.834712][ T297] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 32.834904][ T297] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 32.835112][ T297] ? __create_object (mm/kmemleak.c:751) 
[ 32.835281][ T297] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 32.835454][ T297] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 32.835586][ T297] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 32.835793][ T297] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 32.835963][ T297] ? 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) 
[ 32.836160][ T297] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 32.836292][ T297] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 32.836480][ T297] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 32.836661][ T297] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 32.836856][ T297] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 32.837039][ T297] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 32.837240][ T297] ? 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) 
[ 32.837412][ T297] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 32.837605][ T297] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 32.837786][ T297] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 32.837963][ T297] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 32.838159][ T297] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 32.838338][ T297] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 32.838541][ T297] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 32.838718][ T297] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 32.838911][ T297] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 32.839093][ T297] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 32.839302][ T297] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 32.839512][ T297] ___sys_sendmsg (net/socket.c:2653) 
[ 32.839700][ T297] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 32.839888][ T297] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 32.840091][ T297] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 32.840257][ T297] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 32.840477][ T297] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 32.840684][ T297] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 32.840871][ T297] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 32.841121][ T297] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 32.841300][ T297] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 32.841497][ T297] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 32.841673][ T297] ? __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) 
[ 32.841861][ T297] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 32.842059][ T297] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.842270][  T297] RIP: 0033:0x7f9f4d7087b7
[ 32.842484][ T297] 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)
[   32.843104][  T297] RSP: 002b:00007fffd2df5f88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.843384][  T297] RAX: ffffffffffffffda RBX: 00007fffd2df66b0 RCX: 00007f9f4d7087b7
[   32.843650][  T297] RDX: 0000000000000000 RSI: 00007fffd2df5ff0 RDI: 0000000000000005
[   32.843900][  T297] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   32.844158][  T297] R10: 0000000001d07910 R11: 0000000000000246 R12: 0000000000000004
[   32.844633][  T297] R13: 0000000066bea3af R14: 0000000000496600 R15: 0000000000000000
| [   32.847216][  T297] 1 lock held by ip/297:
| [ 32.847345][ T297] #0: ffffffff987bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   32.847652][  T297]
| [   32.847652][  T297] stack backtrace:
[   32.848195][  T297] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   32.848555][  T297] Call Trace:
[   32.848682][  T297]  <TASK>
[ 32.848866][ T297] dump_stack_lvl (lib/dump_stack.c:122) 
[ 32.849035][ T297] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 32.849198][ T297] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 32.849439][ T297] 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
[ 32.849819][ T297] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 32.850012][ T297] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 32.850216][ T297] br_add_if (net/bridge/br_if.c:692) bridge
[ 32.850413][ T297] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 32.850672][ T297] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 32.850878][ T297] do_setlink (net/core/rtnetlink.c:2907) 
[ 32.851048][ T297] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 32.851216][ T297] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 32.851476][ T297] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 32.851639][ T297] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 32.851805][ T297] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.851967][ T297] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 32.852233][ T297] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 32.852436][ T297] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 32.852612][ T297] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 32.852782][ T297] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 32.853048][ T297] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 32.853224][ T297] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 32.853383][ T297] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 32.853557][ T297] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 32.853762][ T297] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 32.854031][ T297] ? 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) 
[ 32.854234][ T297] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 32.854422][ T297] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 32.854628][ T297] ? __create_object (mm/kmemleak.c:751) 
[ 32.854930][ T297] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 32.855135][ T297] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 32.855261][ T297] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 32.855428][ T297] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 32.855687][ T297] ? 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) 
[ 32.855849][ T297] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 32.856010][ T297] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 32.856186][ T297] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 32.856363][ T297] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 32.856636][ T297] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 32.856844][ T297] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 32.857026][ T297] ? 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) 
[ 32.857217][ T297] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 32.857514][ T297] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 32.857682][ T297] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 32.857866][ T297] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 32.858067][ T297] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 32.858346][ T297] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 32.858531][ T297] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 32.858716][ T297] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 32.858901][ T297] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 32.859171][ T297] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 32.859398][ T297] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 32.859594][ T297] ___sys_sendmsg (net/socket.c:2653) 
[ 32.859794][ T297] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 32.860059][ T297] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 32.860254][ T297] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 32.860429][ T297] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 32.860645][ T297] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 32.861029][ T297] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 32.861239][ T297] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 32.861464][ T297] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 32.861651][ T297] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 32.861924][ T297] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 32.862112][ T297] ? __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) 
[ 32.862300][ T297] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 32.862491][ T297] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.862809][  T297] RIP: 0033:0x7f9f4d7087b7
[ 32.863014][ T297] 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)
[   32.863716][  T297] RSP: 002b:00007fffd2df5f88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.863995][  T297] RAX: ffffffffffffffda RBX: 00007fffd2df66b0 RCX: 00007f9f4d7087b7
[   32.864259][  T297] RDX: 0000000000000000 RSI: 00007fffd2df5ff0 RDI: 0000000000000005
[   32.864605][  T297] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   32.864878][  T297] R10: 0000000001d07910 R11: 0000000000000246 R12: 0000000000000004


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