======================================
| [   36.820126][  T336] 1 lock held by ip/336:
| [ 36.820259][ T336] #0: ffffffffbd5bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   36.820948][  T336]
| [   36.820948][  T336] stack backtrace:
[   36.821421][  T336] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   36.821832][  T336] Call Trace:
[   36.821976][  T336]  <TASK>
[ 36.822068][ T336] dump_stack_lvl (lib/dump_stack.c:122) 
[ 36.822252][ T336] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 36.822429][ T336] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 36.822693][ T336] 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
[ 36.822977][ T336] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 36.823190][ T336] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.823412][ T336] br_add_if (net/bridge/br_if.c:692) bridge
[ 36.823629][ T336] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 36.823802][ T336] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 36.824027][ T336] do_setlink (net/core/rtnetlink.c:2907) 
[ 36.824208][ T336] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 36.824396][ T336] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 36.824574][ T336] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 36.824756][ T336] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.824938][ T336] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.825111][ T336] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 36.825290][ T336] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 36.825505][ T336] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 36.825692][ T336] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 36.825866][ T336] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 36.826039][ T336] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 36.826225][ T336] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 36.826358][ T336] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 36.826541][ T336] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 36.826731][ T336] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 36.826946][ T336] ? 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) 
[ 36.827134][ T336] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 36.827318][ T336] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.827546][ T336] ? __create_object (mm/kmemleak.c:751) 
[ 36.827736][ T336] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 36.827924][ T336] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 36.828060][ T336] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 36.828238][ T336] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 36.828413][ T336] ? 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) 
[ 36.828588][ T336] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 36.828729][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 36.828905][ T336] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 36.829090][ T336] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 36.829277][ T336] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 36.829471][ T336] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 36.829650][ T336] ? 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) 
[ 36.829833][ T336] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 36.830011][ T336] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 36.830184][ T336] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 36.830361][ T336] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 36.830573][ T336] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 36.830757][ T336] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 36.830962][ T336] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 36.831145][ T336] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 36.831321][ T336] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 36.831495][ T336] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 36.831708][ T336] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 36.831892][ T336] ___sys_sendmsg (net/socket.c:2653) 
[ 36.832069][ T336] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 36.832254][ T336] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 36.832431][ T336] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 36.832608][ T336] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 36.832826][ T336] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 36.833003][ T336] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 36.833182][ T336] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.833396][ T336] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 36.833579][ T336] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 36.833774][ T336] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 36.833947][ T336] ? __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) 
[ 36.834149][ T336] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 36.834328][ T336] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.834550][  T336] RIP: 0033:0x7f90995d37b7
[ 36.834741][ T336] 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)
[   36.835363][  T336] RSP: 002b:00007fffb063efa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.835628][  T336] RAX: ffffffffffffffda RBX: 00007fffb063f6d0 RCX: 00007f90995d37b7
[   36.835889][  T336] RDX: 0000000000000000 RSI: 00007fffb063f010 RDI: 0000000000000005
[   36.836149][  T336] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   36.836409][  T336] R10: 00000000300e2910 R11: 0000000000000246 R12: 0000000000000004
[   36.836676][  T336] R13: 0000000066bea197 R14: 0000000000496600 R15: 0000000000000000
| [   36.840917][  T336] 1 lock held by ip/336:
| [ 36.841142][ T336] #0: ffffffffbd5bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   36.841811][  T336]
| [   36.841811][  T336] stack backtrace:
[   36.842566][  T336] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   36.843191][  T336] Call Trace:
[   36.843411][  T336]  <TASK>
[ 36.843551][ T336] dump_stack_lvl (lib/dump_stack.c:122) 
[ 36.843854][ T336] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 36.844142][ T336] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 36.844549][ T336] 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
[ 36.844948][ T336] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 36.845275][ T336] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.845640][ T336] br_add_if (net/bridge/br_if.c:692) bridge
[ 36.845977][ T336] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 36.846272][ T336] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 36.846620][ T336] do_setlink (net/core/rtnetlink.c:2907) 
[ 36.846900][ T336] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 36.847184][ T336] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 36.847468][ T336] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 36.847755][ T336] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.848040][ T336] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.848325][ T336] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 36.848637][ T336] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 36.848984][ T336] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 36.849280][ T336] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 36.849561][ T336] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 36.849833][ T336] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 36.850111][ T336] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 36.850337][ T336] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 36.850660][ T336] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 36.850974][ T336] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 36.851268][ T336] ? 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) 
[ 36.851553][ T336] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 36.851852][ T336] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.852207][ T336] ? __create_object (mm/kmemleak.c:751) 
[ 36.852496][ T336] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 36.852788][ T336] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 36.853008][ T336] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 36.853296][ T336] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 36.853577][ T336] ? 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) 
[ 36.853852][ T336] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 36.854077][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 36.854357][ T336] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 36.854625][ T336] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 36.854879][ T336] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 36.855161][ T336] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 36.855442][ T336] ? 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) 
[ 36.855706][ T336] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 36.856002][ T336] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 36.856254][ T336] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 36.856529][ T336] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 36.856796][ T336] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 36.857049][ T336] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 36.857317][ T336] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 36.857595][ T336] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 36.857870][ T336] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 36.858122][ T336] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 36.858433][ T336] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 36.858714][ T336] ___sys_sendmsg (net/socket.c:2653) 
[ 36.858980][ T336] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 36.859236][ T336] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 36.859500][ T336] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 36.859757][ T336] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 36.860093][ T336] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 36.860352][ T336] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 36.860644][ T336] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.860973][ T336] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 36.861565][ T336] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 36.861826][ T336] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 36.862076][ T336] ? __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) 
[ 36.862390][ T336] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 36.862810][ T336] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.863131][  T336] RIP: 0033:0x7f90995d37b7
[ 36.863406][ T336] 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)
[   36.864529][  T336] RSP: 002b:00007fffb063efa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.864967][  T336] RAX: ffffffffffffffda RBX: 00007fffb063f6d0 RCX: 00007f90995d37b7
[   36.865591][  T336] RDX: 0000000000000000 RSI: 00007fffb063f010 RDI: 0000000000000005
[   36.866001][  T336] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   36.866433][  T336] R10: 00000000300e2910 R11: 0000000000000246 R12: 0000000000000004
[   36.867201][  T336] R13: 0000000066bea197 R14: 0000000000496600 R15: 0000000000000000
| [   36.871204][  T336] 1 lock held by ip/336:
| [ 36.871453][ T336] #0: ffffffffbd5bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   36.872145][  T336]
| [   36.872145][  T336] stack backtrace:
[   36.872926][  T336] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   36.873700][  T336] Call Trace:
[   36.873919][  T336]  <TASK>
[ 36.874065][ T336] dump_stack_lvl (lib/dump_stack.c:122) 
[ 36.874356][ T336] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 36.874807][ T336] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 36.875222][ T336] 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
[ 36.875632][ T336] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 36.875966][ T336] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.876479][ T336] br_add_if (net/bridge/br_if.c:692) bridge
[ 36.876797][ T336] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 36.877079][ T336] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 36.877615][ T336] do_setlink (net/core/rtnetlink.c:2907) 
[ 36.877915][ T336] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 36.878200][ T336] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 36.878476][ T336] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 36.878752][ T336] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.879191][ T336] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.879461][ T336] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 36.879738][ T336] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 36.880088][ T336] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 36.880605][ T336] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 36.880872][ T336] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 36.881141][ T336] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 36.881410][ T336] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 36.881800][ T336] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 36.882084][ T336] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 36.882375][ T336] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 36.882674][ T336] ? 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) 
[ 36.883121][ T336] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 36.883410][ T336] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.883757][ T336] ? __create_object (mm/kmemleak.c:751) 
[ 36.884037][ T336] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 36.884472][ T336] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 36.884685][ T336] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 36.884947][ T336] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 36.885232][ T336] ? 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) 
[ 36.885518][ T336] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 36.885932][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 36.886201][ T336] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 36.886454][ T336] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 36.886721][ T336] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 36.887178][ T336] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 36.887444][ T336] ? 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) 
[ 36.887709][ T336] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 36.887983][ T336] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 36.888253][ T336] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 36.888697][ T336] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 36.888997][ T336] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 36.889248][ T336] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 36.889504][ T336] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 36.889939][ T336] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 36.890201][ T336] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 36.890477][ T336] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 36.890706][ T336] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 36.891083][ T336] ___sys_sendmsg (net/socket.c:2653) 
[ 36.891271][ T336] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 36.891438][ T336] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 36.891628][ T336] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 36.891895][ T336] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 36.892112][ T336] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 36.892287][ T336] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 36.892481][ T336] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 36.892795][ T336] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 36.892990][ T336] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 36.893156][ T336] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 36.893324][ T336] ? __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) 
[ 36.893611][ T336] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 36.893781][ T336] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.894024][  T336] RIP: 0033:0x7f90995d37b7
[ 36.894206][ T336] 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)
[   36.894911][  T336] RSP: 002b:00007fffb063efa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.895271][  T336] RAX: ffffffffffffffda RBX: 00007fffb063f6d0 RCX: 00007f90995d37b7
[   36.895533][  T336] RDX: 0000000000000000 RSI: 00007fffb063f010 RDI: 0000000000000005
[   36.895833][  T336] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   36.896200][  T336] R10: 00000000300e2910 R11: 0000000000000246 R12: 0000000000000004


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