======================================
| [   36.137120][  T331] 1 lock held by ip/331:
| [ 36.137265][ T331] #0: ffffffffb0bbc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   36.138565][  T331]
| [   36.138565][  T331] stack backtrace:
[   36.139099][  T331] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   36.139529][  T331] Call Trace:
[   36.139679][  T331]  <TASK>
[ 36.139780][ T331] dump_stack_lvl (lib/dump_stack.c:122) 
[ 36.139979][ T331] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 36.140171][ T331] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 36.140486][ 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
[ 36.140758][ T331] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 36.140984][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.141225][ T331] br_add_if (net/bridge/br_if.c:692) bridge
[ 36.141446][ T331] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 36.141640][ T331] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 36.141883][ T331] do_setlink (net/core/rtnetlink.c:2907) 
[ 36.142085][ T331] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 36.142278][ T331] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 36.142469][ T331] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 36.142667][ T331] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.142863][ T331] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.143051][ T331] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 36.143241][ T331] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 36.143479][ T331] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 36.143686][ T331] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 36.143875][ T331] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 36.144072][ T331] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 36.144277][ T331] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 36.144428][ T331] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 36.144624][ T331] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 36.144834][ T331] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 36.145042][ 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) 
[ 36.145238][ T331] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 36.145435][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.145673][ T331] ? __create_object (mm/kmemleak.c:751) 
[ 36.145873][ T331] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 36.146073][ T331] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 36.146218][ T331] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 36.146408][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 36.146596][ 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) 
[ 36.146789][ T331] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 36.146944][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 36.147137][ T331] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 36.147331][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 36.147532][ T331] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 36.147741][ T331] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 36.147930][ 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) 
[ 36.148126][ T331] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 36.148322][ T331] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 36.148513][ T331] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 36.148710][ T331] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 36.148910][ T331] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 36.149098][ T331] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 36.149295][ T331] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 36.149499][ T331] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 36.149695][ T331] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 36.149882][ T331] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 36.150117][ T331] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 36.150324][ T331] ___sys_sendmsg (net/socket.c:2653) 
[ 36.150526][ T331] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 36.150719][ T331] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 36.150908][ T331] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 36.151097][ T331] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 36.151336][ T331] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 36.151529][ T331] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 36.151726][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.151969][ T331] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 36.152175][ T331] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 36.152367][ T331] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 36.152554][ 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) 
[ 36.152773][ T331] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 36.152966][ T331] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.153201][  T331] RIP: 0033:0x7ff2288267b7
[ 36.153410][ 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)
[   36.154077][  T331] RSP: 002b:00007ffc8e8b9468 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.154370][  T331] RAX: ffffffffffffffda RBX: 00007ffc8e8b9b90 RCX: 00007ff2288267b7
[   36.154653][  T331] RDX: 0000000000000000 RSI: 00007ffc8e8b94d0 RDI: 0000000000000005
[   36.154969][  T331] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   36.155240][  T331] R10: 000000002442f910 R11: 0000000000000246 R12: 0000000000000004
[   36.155498][  T331] R13: 0000000066bea70c R14: 0000000000496600 R15: 0000000000000000
| [   36.157704][  T331] 1 lock held by ip/331:
| [ 36.157836][ T331] #0: ffffffffb0bbc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   36.158152][  T331]
| [   36.158152][  T331] stack backtrace:
[   36.158637][  T331] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   36.159013][  T331] Call Trace:
[   36.159142][  T331]  <TASK>
[ 36.159572][ T331] dump_stack_lvl (lib/dump_stack.c:122) 
[ 36.159748][ T331] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 36.159918][ T331] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 36.160171][ 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
[ 36.160416][ T331] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 36.160615][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.160830][ T331] br_add_if (net/bridge/br_if.c:692) bridge
[ 36.161035][ T331] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 36.161205][ T331] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 36.161423][ T331] do_setlink (net/core/rtnetlink.c:2907) 
[ 36.161596][ T331] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 36.161769][ T331] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 36.161938][ T331] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 36.162104][ T331] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.162276][ T331] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.162453][ T331] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 36.162622][ T331] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 36.162835][ T331] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 36.163020][ T331] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 36.163191][ T331] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 36.163368][ T331] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 36.163538][ T331] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 36.163671][ T331] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 36.163851][ T331] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 36.164027][ T331] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 36.164206][ 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) 
[ 36.164376][ T331] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 36.164553][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.164762][ T331] ? __create_object (mm/kmemleak.c:751) 
[ 36.164950][ T331] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 36.165124][ T331] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 36.165258][ T331] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 36.165431][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 36.165599][ 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) 
[ 36.165768][ T331] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 36.165902][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 36.166074][ T331] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 36.166244][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 36.166413][ T331] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 36.166597][ T331] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 36.166774][ 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) 
[ 36.166946][ T331] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 36.167123][ T331] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 36.167293][ T331] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 36.167469][ T331] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 36.167645][ T331] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 36.167813][ T331] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 36.167986][ T331] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 36.168170][ T331] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 36.168346][ T331] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 36.168515][ T331] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 36.168724][ T331] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 36.168905][ T331] ___sys_sendmsg (net/socket.c:2653) 
[ 36.169080][ T331] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 36.169253][ T331] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 36.169426][ T331] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 36.169597][ T331] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 36.169810][ T331] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 36.170009][ T331] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 36.170198][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.170408][ T331] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 36.170590][ T331] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 36.170760][ T331] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 36.170932][ 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) 
[ 36.171123][ T331] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 36.171298][ T331] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.171510][  T331] RIP: 0033:0x7ff2288267b7
[ 36.171685][ 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)
[   36.172268][  T331] RSP: 002b:00007ffc8e8b9468 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.172521][  T331] RAX: ffffffffffffffda RBX: 00007ffc8e8b9b90 RCX: 00007ff2288267b7
[   36.172774][  T331] RDX: 0000000000000000 RSI: 00007ffc8e8b94d0 RDI: 0000000000000005
[   36.173026][  T331] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   36.173277][  T331] R10: 000000002442f910 R11: 0000000000000246 R12: 0000000000000004
[   36.173533][  T331] R13: 0000000066bea70c R14: 0000000000496600 R15: 0000000000000000
| [   36.175629][  T331] 1 lock held by ip/331:
| [ 36.175763][ T331] #0: ffffffffb0bbc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   36.176073][  T331]
| [   36.176073][  T331] stack backtrace:
[   36.176543][  T331] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   36.176914][  T331] Call Trace:
[   36.177043][  T331]  <TASK>
[ 36.177136][ T331] dump_stack_lvl (lib/dump_stack.c:122) 
[ 36.177507][ T331] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 36.177684][ T331] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 36.177933][ 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
[ 36.178274][ T331] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 36.178475][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.178688][ T331] br_add_if (net/bridge/br_if.c:692) bridge
[ 36.178893][ T331] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 36.179161][ T331] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 36.179388][ T331] do_setlink (net/core/rtnetlink.c:2907) 
[ 36.179560][ T331] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 36.179733][ T331] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 36.180095][ T331] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 36.180265][ T331] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.180435][ T331] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.180600][ T331] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 36.180770][ T331] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 36.181081][ T331] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 36.181264][ T331] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 36.181432][ T331] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 36.181599][ T331] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 36.181866][ T331] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 36.181999][ T331] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 36.182171][ T331] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 36.182344][ T331] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 36.182621][ 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) 
[ 36.182793][ T331] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 36.182966][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.183176][ T331] ? __create_object (mm/kmemleak.c:751) 
[ 36.183442][ T331] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 36.183617][ T331] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 36.183746][ T331] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 36.183915][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 36.184080][ 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) 
[ 36.184346][ T331] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 36.184478][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 36.184650][ T331] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 36.184831][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 36.185104][ T331] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 36.185286][ T331] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 36.185455][ 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) 
[ 36.185626][ T331] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 36.185901][ T331] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 36.186070][ T331] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 36.186243][ T331] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 36.186415][ T331] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 36.186581][ T331] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 36.186849][ T331] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 36.187024][ T331] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 36.187197][ T331] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 36.187371][ T331] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 36.187676][ T331] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 36.187854][ T331] ___sys_sendmsg (net/socket.c:2653) 
[ 36.188025][ T331] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 36.188195][ T331] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 36.188461][ T331] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 36.188627][ T331] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 36.188834][ T331] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 36.189010][ T331] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 36.189281][ T331] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.189495][ T331] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 36.189669][ T331] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 36.189838][ T331] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 36.190103][ 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) 
[ 36.190292][ T331] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 36.190461][ T331] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.190672][  T331] RIP: 0033:0x7ff2288267b7
[ 36.190963][ 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)
[   36.191549][  T331] RSP: 002b:00007ffc8e8b9468 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.191901][  T331] RAX: ffffffffffffffda RBX: 00007ffc8e8b9b90 RCX: 00007ff2288267b7
[   36.192157][  T331] RDX: 0000000000000000 RSI: 00007ffc8e8b94d0 RDI: 0000000000000005
[   36.192507][  T331] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   36.192762][  T331] R10: 000000002442f910 R11: 0000000000000246 R12: 0000000000000004


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