======================================
| [   36.951075][  T291] 1 lock held by ip/291:
| [ 36.951206][ T291] #0: ffffffffaf1bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   36.951581][  T291]
| [   36.951581][  T291] stack backtrace:
[   36.952091][  T291] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   36.952497][  T291] Call Trace:
[   36.952658][  T291]  <TASK>
[ 36.952760][ T291] dump_stack_lvl (lib/dump_stack.c:122) 
[ 36.952950][ T291] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 36.953277][ T291] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 36.953585][ T291] 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
[ 36.953850][ T291] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 36.954067][ T291] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.954297][ T291] br_add_if (net/bridge/br_if.c:692) bridge
[ 36.954532][ T291] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 36.954716][ T291] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 36.954943][ T291] do_setlink (net/core/rtnetlink.c:2907) 
[ 36.955139][ T291] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 36.955320][ T291] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 36.955518][ T291] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 36.955706][ T291] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.955882][ T291] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.956053][ T291] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 36.956243][ T291] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 36.956468][ T291] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 36.956674][ T291] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 36.956855][ T291] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 36.957038][ T291] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 36.957219][ T291] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 36.957358][ T291] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 36.957573][ T291] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 36.957785][ T291] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 36.957982][ T291] ? 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) 
[ 36.958187][ T291] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 36.958372][ T291] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.958619][ T291] ? __create_object (mm/kmemleak.c:751) 
[ 36.958793][ T291] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 36.958968][ T291] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 36.959103][ T291] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 36.959283][ T291] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 36.959457][ T291] ? 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) 
[ 36.959622][ T291] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 36.959754][ T291] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 36.959930][ T291] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 36.960107][ T291] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 36.960278][ T291] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 36.960464][ T291] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 36.960632][ T291] ? 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) 
[ 36.960824][ T291] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 36.961008][ T291] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 36.961187][ T291] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 36.961366][ T291] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 36.961541][ T291] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 36.961716][ T291] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 36.961894][ T291] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 36.962088][ T291] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 36.962263][ T291] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 36.962470][ T291] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 36.962690][ T291] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 36.962872][ T291] ___sys_sendmsg (net/socket.c:2653) 
[ 36.963056][ T291] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 36.963239][ T291] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 36.963414][ T291] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 36.963589][ T291] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 36.963809][ T291] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 36.963992][ T291] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 36.964189][ T291] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.964405][ T291] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 36.964758][ T291] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 36.964936][ T291] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 36.965107][ T291] ? __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) 
[ 36.965300][ T291] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 36.965485][ T291] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.965808][  T291] RIP: 0033:0x7f2aa690d7b7
[ 36.965980][ T291] 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)
[   36.966689][  T291] RSP: 002b:00007ffc369611a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.966960][  T291] RAX: ffffffffffffffda RBX: 00007ffc369618d0 RCX: 00007f2aa690d7b7
[   36.967222][  T291] RDX: 0000000000000000 RSI: 00007ffc36961210 RDI: 0000000000000005
[   36.967477][  T291] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   36.967733][  T291] R10: 000000000c381910 R11: 0000000000000246 R12: 0000000000000004
[   36.968112][  T291] R13: 0000000066be9ce9 R14: 0000000000496600 R15: 0000000000000000
| [   36.970389][  T291] 1 lock held by ip/291:
| [ 36.970543][ T291] #0: ffffffffaf1bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   36.970989][  T291]
| [   36.970989][  T291] stack backtrace:
[   36.971494][  T291] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   36.972008][  T291] Call Trace:
[   36.972145][  T291]  <TASK>
[ 36.972236][ T291] dump_stack_lvl (lib/dump_stack.c:122) 
[ 36.972416][ T291] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 36.972702][ T291] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 36.972971][ T291] 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
[ 36.973241][ T291] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 36.973479][ T291] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.973697][ T291] br_add_if (net/bridge/br_if.c:692) bridge
[ 36.974005][ T291] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 36.974194][ T291] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 36.974433][ T291] do_setlink (net/core/rtnetlink.c:2907) 
[ 36.974627][ T291] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 36.974922][ T291] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 36.975109][ T291] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 36.975292][ T291] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.975500][ T291] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.975712][ T291] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 36.975999][ T291] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 36.976226][ T291] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 36.976428][ T291] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 36.976613][ T291] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 36.976906][ T291] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 36.977096][ T291] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 36.977241][ T291] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 36.977442][ T291] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 36.977641][ T291] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 36.977837][ T291] ? 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) 
[ 36.978129][ T291] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 36.978319][ T291] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.978549][ T291] ? __create_object (mm/kmemleak.c:751) 
[ 36.978746][ T291] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 36.979046][ T291] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 36.979290][ T291] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 36.979490][ T291] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 36.979679][ T291] ? 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) 
[ 36.979865][ T291] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 36.980009][ T291] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 36.980297][ T291] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 36.980495][ T291] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 36.980689][ T291] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 36.980908][ T291] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 36.981268][ T291] ? 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) 
[ 36.981496][ T291] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 36.981831][ T291] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 36.982133][ T291] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 36.982427][ T291] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 36.982863][ T291] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 36.983111][ T291] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 36.983384][ T291] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 36.983668][ T291] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 36.983937][ T291] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 36.984216][ T291] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 36.984565][ T291] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 36.984886][ T291] ___sys_sendmsg (net/socket.c:2653) 
[ 36.985158][ T291] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 36.985433][ T291] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 36.985714][ T291] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 36.986152][ T291] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 36.986485][ T291] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 36.986761][ T291] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 36.987044][ T291] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.987547][ T291] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 36.987831][ T291] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 36.988125][ T291] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 36.988407][ T291] ? __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) 
[ 36.988890][ T291] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 36.989182][ T291] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.989509][  T291] RIP: 0033:0x7f2aa690d7b7
[ 36.989971][ T291] 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)
[   36.990908][  T291] RSP: 002b:00007ffc369611a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.991482][  T291] RAX: ffffffffffffffda RBX: 00007ffc369618d0 RCX: 00007f2aa690d7b7
[   36.991890][  T291] RDX: 0000000000000000 RSI: 00007ffc36961210 RDI: 0000000000000005
[   36.992456][  T291] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   36.993022][  T291] R10: 000000000c381910 R11: 0000000000000246 R12: 0000000000000004
[   36.993418][  T291] R13: 0000000066be9ce9 R14: 0000000000496600 R15: 0000000000000000
| [   36.997177][  T291] 1 lock held by ip/291:
| [ 36.997389][ T291] #0: ffffffffaf1bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   36.997906][  T291]
| [   36.997906][  T291] stack backtrace:
[   36.998726][  T291] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   36.999466][  T291] Call Trace:
[   36.999694][  T291]  <TASK>
[ 36.999804][ T291] dump_stack_lvl (lib/dump_stack.c:122) 
[ 36.999990][ T291] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 37.000160][ T291] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 37.000519][ T291] 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
[ 37.000763][ T291] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 37.001006][ T291] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 37.001248][ T291] br_add_if (net/bridge/br_if.c:692) bridge
[ 37.001563][ T291] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 37.001736][ T291] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 37.001969][ T291] do_setlink (net/core/rtnetlink.c:2907) 
[ 37.002131][ T291] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 37.002414][ T291] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 37.002590][ T291] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 37.002760][ T291] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.002964][ T291] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.003133][ T291] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 37.003419][ T291] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 37.003695][ T291] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 37.003888][ T291] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 37.004075][ T291] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 37.004254][ T291] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 37.004429][ T291] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 37.004693][ T291] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 37.004869][ T291] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 37.005050][ T291] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 37.005226][ T291] ? 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) 
[ 37.005396][ T291] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 37.005590][ T291] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 37.005900][ T291] ? __create_object (mm/kmemleak.c:751) 
[ 37.006087][ T291] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 37.006259][ T291] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 37.006391][ T291] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 37.006670][ T291] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 37.006838][ T291] ? 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) 
[ 37.007005][ T291] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 37.007145][ T291] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 37.007320][ T291] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 37.007604][ T291] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 37.007779][ T291] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 37.008023][ T291] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 37.008195][ T291] ? 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) 
[ 37.008469][ T291] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 37.008743][ T291] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 37.008916][ T291] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 37.009089][ T291] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 37.009359][ T291] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 37.009536][ T291] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 37.009714][ T291] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 37.009896][ T291] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 37.010069][ T291] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 37.010236][ T291] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 37.010466][ T291] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 37.010646][ T291] ___sys_sendmsg (net/socket.c:2653) 
[ 37.010871][ T291] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 37.011071][ T291] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 37.011242][ T291] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 37.011569][ T291] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 37.011800][ T291] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 37.011972][ T291] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 37.012152][ T291] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 37.012365][ T291] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 37.012569][ T291] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 37.012735][ T291] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 37.012931][ T291] ? __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) 
[ 37.013120][ T291] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 37.013293][ T291] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.013514][  T291] RIP: 0033:0x7f2aa690d7b7
[ 37.013689][ T291] 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)
[   37.014434][  T291] RSP: 002b:00007ffc369611a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.014780][  T291] RAX: ffffffffffffffda RBX: 00007ffc369618d0 RCX: 00007f2aa690d7b7
[   37.015392][  T291] RDX: 0000000000000000 RSI: 00007ffc36961210 RDI: 0000000000000005
[   37.015797][  T291] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   37.016159][  T291] R10: 000000000c381910 R11: 0000000000000246 R12: 0000000000000004


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