======================================
| [   35.237557][  T331] 1 lock held by ip/331:
| [ 35.237771][ T331] #0: ffffffff975bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   35.238295][  T331]
| [   35.238295][  T331] stack backtrace:
[   35.239060][  T331] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   35.239679][  T331] Call Trace:
[   35.239914][  T331]  <TASK>
[ 35.240064][ T331] dump_stack_lvl (lib/dump_stack.c:122) 
[ 35.240357][ T331] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 35.240641][ T331] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 35.241060][ T331] 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
[ 35.241474][ T331] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 35.241815][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.242166][ T331] br_add_if (net/bridge/br_if.c:692) bridge
[ 35.242508][ T331] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 35.242789][ T331] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 35.243144][ T331] do_setlink (net/core/rtnetlink.c:2907) 
[ 35.243431][ T331] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 35.243716][ T331] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 35.244001][ T331] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 35.244287][ T331] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.244570][ T331] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.244850][ T331] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 35.245131][ T331] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 35.245479][ T331] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 35.245786][ T331] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 35.246070][ T331] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 35.246358][ T331] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 35.246643][ T331] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 35.246869][ T331] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 35.247161][ T331] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 35.247459][ T331] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 35.247757][ T331] ? 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) 
[ 35.248041][ T331] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 35.248337][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.248701][ T331] ? __create_object (mm/kmemleak.c:751) 
[ 35.248984][ T331] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 35.249275][ T331] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 35.249499][ T331] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 35.249792][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 35.250083][ T331] ? 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) 
[ 35.250366][ T331] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 35.250591][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 35.250881][ T331] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 35.251170][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 35.251461][ T331] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 35.251774][ T331] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 35.252056][ T331] ? 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) 
[ 35.252354][ T331] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 35.252642][ T331] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 35.252926][ T331] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 35.253225][ T331] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 35.253523][ T331] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 35.253809][ T331] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 35.254096][ T331] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 35.254391][ T331] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 35.254676][ T331] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 35.254966][ T331] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 35.255310][ T331] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 35.255617][ T331] ___sys_sendmsg (net/socket.c:2653) 
[ 35.255913][ T331] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 35.256199][ T331] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 35.256487][ T331] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 35.256766][ T331] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 35.257114][ T331] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 35.257406][ T331] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 35.257703][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.258060][ T331] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 35.258360][ T331] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 35.258649][ T331] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 35.258923][ T331] ? __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) 
[ 35.259240][ T331] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 35.259520][ T331] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.259877][  T331] RIP: 0033:0x7f65805b37b7
[ 35.260169][ T331] 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)
[   35.261148][  T331] RSP: 002b:00007ffdb24da838 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.261569][  T331] RAX: ffffffffffffffda RBX: 00007ffdb24daf60 RCX: 00007f65805b37b7
[   35.261989][  T331] RDX: 0000000000000000 RSI: 00007ffdb24da8a0 RDI: 0000000000000005
[   35.262419][  T331] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   35.262838][  T331] R10: 000000001825f910 R11: 0000000000000246 R12: 0000000000000004
[   35.263255][  T331] R13: 0000000066bea47f R14: 0000000000496600 R15: 0000000000000000
| [   35.266970][  T331] 1 lock held by ip/331:
| [ 35.267194][ T331] #0: ffffffff975bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   35.267902][  T331]
| [   35.267902][  T331] stack backtrace:
[   35.268615][  T331] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   35.269225][  T331] Call Trace:
[   35.269443][  T331]  <TASK>
[ 35.269594][ T331] dump_stack_lvl (lib/dump_stack.c:122) 
[ 35.269897][ T331] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 35.270185][ T331] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 35.270598][ T331] 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
[ 35.271016][ T331] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 35.271352][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.271711][ T331] br_add_if (net/bridge/br_if.c:692) bridge
[ 35.272062][ T331] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 35.272353][ T331] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 35.272717][ T331] do_setlink (net/core/rtnetlink.c:2907) 
[ 35.273000][ T331] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 35.273278][ T331] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 35.273560][ T331] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 35.273837][ T331] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.274127][ T331] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.274405][ T331] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 35.274685][ T331] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 35.275032][ T331] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 35.275337][ T331] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 35.275615][ T331] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 35.275901][ T331] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 35.276181][ T331] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 35.276401][ T331] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 35.276691][ T331] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 35.276980][ T331] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 35.277277][ T331] ? 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) 
[ 35.277559][ T331] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 35.277860][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.278209][ T331] ? __create_object (mm/kmemleak.c:751) 
[ 35.278494][ T331] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 35.278787][ T331] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 35.279008][ T331] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 35.279295][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 35.279579][ T331] ? 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) 
[ 35.279880][ T331] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 35.280107][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 35.280391][ T331] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 35.280668][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 35.280953][ T331] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 35.281273][ T331] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 35.281557][ T331] ? 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) 
[ 35.281847][ T331] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 35.282140][ T331] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 35.282425][ T331] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 35.282714][ T331] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 35.283002][ T331] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 35.283277][ T331] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 35.283575][ T331] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 35.283877][ T331] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 35.284163][ T331] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 35.284440][ T331] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 35.284783][ T331] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 35.285088][ T331] ___sys_sendmsg (net/socket.c:2653) 
[ 35.285382][ T331] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 35.285666][ T331] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 35.286141][ T331] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 35.286378][ T331] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 35.286721][ T331] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 35.287004][ T331] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 35.287482][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.287830][ T331] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 35.288121][ T331] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 35.288398][ T331] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 35.288679][ T331] ? __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) 
[ 35.288996][ T331] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 35.289278][ T331] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.289626][  T331] RIP: 0033:0x7f65805b37b7
[ 35.289923][ T331] 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)
[   35.290879][  T331] RSP: 002b:00007ffdb24da838 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.291421][  T331] RAX: ffffffffffffffda RBX: 00007ffdb24daf60 RCX: 00007f65805b37b7
[   35.291834][  T331] RDX: 0000000000000000 RSI: 00007ffdb24da8a0 RDI: 0000000000000005
[   35.292260][  T331] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   35.292856][  T331] R10: 000000001825f910 R11: 0000000000000246 R12: 0000000000000004
[   35.293292][  T331] R13: 0000000066bea47f R14: 0000000000496600 R15: 0000000000000000
| [   35.297043][  T331] 1 lock held by ip/331:
| [ 35.297255][ T331] #0: ffffffff975bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   35.297876][  T331]
| [   35.297876][  T331] stack backtrace:
[   35.298648][  T331] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   35.299387][  T331] Call Trace:
[   35.299591][  T331]  <TASK>
[ 35.299739][ T331] dump_stack_lvl (lib/dump_stack.c:122) 
[ 35.300034][ T331] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 35.300320][ T331] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 35.300841][ T331] 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
[ 35.301224][ T331] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 35.301565][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.302114][ T331] br_add_if (net/bridge/br_if.c:692) bridge
[ 35.302396][ T331] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 35.302680][ T331] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 35.303042][ T331] do_setlink (net/core/rtnetlink.c:2907) 
[ 35.303506][ T331] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 35.303794][ T331] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 35.304083][ T331] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 35.304360][ T331] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.304643][ T331] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.304925][ T331] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 35.305201][ T331] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 35.305556][ T331] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 35.305871][ T331] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 35.306158][ T331] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 35.306437][ T331] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 35.306717][ T331] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 35.306943][ T331] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 35.307395][ T331] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 35.307693][ T331] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 35.307993][ T331] ? 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) 
[ 35.308278][ T331] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 35.308733][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.309041][ T331] ? __create_object (mm/kmemleak.c:751) 
[ 35.309322][ T331] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 35.309614][ T331] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 35.310054][ T331] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 35.310275][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 35.310558][ T331] ? 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) 
[ 35.310840][ T331] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 35.311067][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 35.311539][ T331] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 35.311817][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 35.312114][ T331] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 35.312428][ T331] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 35.312713][ T331] ? 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) 
[ 35.313007][ T331] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 35.313297][ T331] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 35.313578][ T331] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 35.313873][ T331] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 35.314160][ T331] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 35.314441][ T331] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 35.314724][ T331] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 35.315018][ T331] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 35.315460][ T331] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 35.315740][ T331] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 35.316083][ T331] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 35.316384][ T331] ___sys_sendmsg (net/socket.c:2653) 
[ 35.316802][ T331] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 35.317063][ T331] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 35.317345][ T331] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 35.317619][ T331] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 35.318079][ T331] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 35.318367][ T331] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 35.318655][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.319003][ T331] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 35.319448][ T331] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 35.319727][ T331] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 35.320018][ T331] ? __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) 
[ 35.320336][ T331] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 35.320770][ T331] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.321086][  T331] RIP: 0033:0x7f65805b37b7
[ 35.321373][ T331] 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)
[   35.322455][  T331] RSP: 002b:00007ffdb24da838 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.322872][  T331] RAX: ffffffffffffffda RBX: 00007ffdb24daf60 RCX: 00007f65805b37b7
[   35.323646][  T331] RDX: 0000000000000000 RSI: 00007ffdb24da8a0 RDI: 0000000000000005
[   35.324066][  T331] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   35.324482][  T331] R10: 000000001825f910 R11: 0000000000000246 R12: 0000000000000004


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