======================================
| [   35.415609][  T330] 1 lock held by ip/330:
| [ 35.416712][ T330] #0: ffffffff9d3bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   35.417019][  T330]
| [   35.417019][  T330] stack backtrace:
[   35.417477][  T330] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   35.417845][  T330] Call Trace:
[   35.417978][  T330]  <TASK>
[ 35.418067][ T330] dump_stack_lvl (lib/dump_stack.c:122) 
[ 35.418237][ T330] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 35.418405][ T330] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 35.418691][ T330] 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
[ 35.418933][ T330] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 35.419129][ T330] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.419338][ T330] br_add_if (net/bridge/br_if.c:692) bridge
[ 35.419536][ T330] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 35.419703][ T330] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 35.419914][ T330] do_setlink (net/core/rtnetlink.c:2907) 
[ 35.420091][ T330] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 35.420269][ T330] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 35.420438][ T330] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 35.420603][ T330] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.420770][ T330] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.420937][ T330] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 35.421101][ T330] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 35.421307][ T330] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 35.421491][ T330] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 35.421660][ T330] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 35.421825][ T330] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 35.421996][ T330] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 35.422125][ T330] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 35.422300][ T330] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 35.422471][ T330] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 35.422646][ T330] ? 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) 
[ 35.422817][ T330] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 35.422995][ T330] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.423206][ T330] ? __create_object (mm/kmemleak.c:751) 
[ 35.423375][ T330] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 35.423548][ T330] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 35.423675][ T330] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 35.423844][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 35.424010][ T330] ? 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) 
[ 35.424176][ T330] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 35.424311][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 35.424481][ T330] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 35.424648][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 35.424816][ T330] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 35.424998][ T330] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 35.425166][ T330] ? 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) 
[ 35.425354][ T330] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 35.425524][ T330] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 35.425695][ T330] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 35.425866][ T330] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 35.426038][ T330] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 35.426203][ T330] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 35.426372][ T330] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 35.426547][ T330] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 35.426718][ T330] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 35.426883][ T330] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 35.427091][ T330] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 35.427268][ T330] ___sys_sendmsg (net/socket.c:2653) 
[ 35.427440][ T330] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 35.427624][ T330] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 35.427793][ T330] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 35.427956][ T330] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 35.428163][ T330] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 35.428332][ T330] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 35.428507][ T330] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.428713][ T330] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 35.428889][ T330] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 35.429055][ T330] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 35.429222][ T330] ? __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) 
[ 35.429407][ T330] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 35.429578][ T330] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.429783][  T330] RIP: 0033:0x7f6721f557b7
[ 35.429960][ T330] 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)
[   35.430535][  T330] RSP: 002b:00007ffde41e9e58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.430788][  T330] RAX: ffffffffffffffda RBX: 00007ffde41ea580 RCX: 00007f6721f557b7
[   35.431041][  T330] RDX: 0000000000000000 RSI: 00007ffde41e9ec0 RDI: 0000000000000005
[   35.431287][  T330] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   35.431534][  T330] R10: 0000000022187910 R11: 0000000000000246 R12: 0000000000000004
[   35.431786][  T330] R13: 0000000066bea5af R14: 0000000000496600 R15: 0000000000000000
| [   35.433826][  T330] 1 lock held by ip/330:
| [ 35.433956][ T330] #0: ffffffff9d3bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   35.434256][  T330]
| [   35.434256][  T330] stack backtrace:
[   35.434706][  T330] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   35.435070][  T330] Call Trace:
[   35.435197][  T330]  <TASK>
[ 35.435290][ T330] dump_stack_lvl (lib/dump_stack.c:122) 
[ 35.435469][ T330] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 35.435640][ T330] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 35.435883][ T330] 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
[ 35.436126][ T330] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 35.436326][ T330] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.436533][ T330] br_add_if (net/bridge/br_if.c:692) bridge
[ 35.436733][ T330] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 35.436898][ T330] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 35.437109][ T330] do_setlink (net/core/rtnetlink.c:2907) 
[ 35.437275][ T330] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 35.437443][ T330] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 35.437609][ T330] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 35.437781][ T330] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.437964][ T330] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.438140][ T330] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 35.438305][ T330] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 35.438512][ T330] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 35.438692][ T330] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 35.438857][ T330] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 35.439027][ T330] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 35.439200][ T330] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 35.439330][ T330] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 35.439500][ T330] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 35.439673][ T330] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 35.439848][ T330] ? 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) 
[ 35.440014][ T330] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 35.440184][ T330] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.440391][ T330] ? __create_object (mm/kmemleak.c:751) 
[ 35.440567][ T330] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 35.440740][ T330] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 35.440867][ T330] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 35.441035][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 35.441199][ T330] ? 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) 
[ 35.441366][ T330] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 35.441500][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 35.441672][ T330] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 35.441846][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 35.442021][ T330] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 35.442205][ T330] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 35.442374][ T330] ? 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) 
[ 35.442544][ T330] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 35.442713][ T330] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 35.442882][ T330] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 35.443054][ T330] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 35.443229][ T330] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 35.443394][ T330] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 35.443565][ T330] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 35.443743][ T330] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 35.443911][ T330] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 35.444078][ T330] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 35.444289][ T330] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 35.444468][ T330] ___sys_sendmsg (net/socket.c:2653) 
[ 35.444640][ T330] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 35.444808][ T330] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 35.444979][ T330] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 35.445144][ T330] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 35.445362][ T330] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 35.445534][ T330] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 35.445709][ T330] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.445918][ T330] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 35.446100][ T330] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 35.446266][ T330] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 35.446434][ T330] ? __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) 
[ 35.446621][ T330] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 35.446789][ T330] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.446993][  T330] RIP: 0033:0x7f6721f557b7
[ 35.447323][ T330] 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)
[   35.447914][  T330] RSP: 002b:00007ffde41e9e58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.448261][  T330] RAX: ffffffffffffffda RBX: 00007ffde41ea580 RCX: 00007f6721f557b7
[   35.448505][  T330] RDX: 0000000000000000 RSI: 00007ffde41e9ec0 RDI: 0000000000000005
[   35.448750][  T330] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   35.449098][  T330] R10: 0000000022187910 R11: 0000000000000246 R12: 0000000000000004
[   35.449343][  T330] R13: 0000000066bea5af R14: 0000000000496600 R15: 0000000000000000
| [   35.451609][  T330] 1 lock held by ip/330:
| [ 35.451744][ T330] #0: ffffffff9d3bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) 
| [   35.452051][  T330]
| [   35.452051][  T330] stack backtrace:
[   35.452598][  T330] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   35.453154][  T330] Call Trace:
[   35.453281][  T330]  <TASK>
[ 35.453376][ T330] dump_stack_lvl (lib/dump_stack.c:122) 
[ 35.453550][ T330] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) 
[ 35.453718][ T330] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge
[ 35.454057][ T330] 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
[ 35.454300][ T330] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge
[ 35.454496][ T330] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.454797][ T330] br_add_if (net/bridge/br_if.c:692) bridge
[ 35.455001][ T330] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 35.455166][ T330] ? netdev_master_upper_dev_get (net/core/dev.c:7102) 
[ 35.455389][ T330] do_setlink (net/core/rtnetlink.c:2907) 
[ 35.455650][ T330] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) 
[ 35.455817][ T330] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) 
[ 35.455982][ T330] ? is_bpf_text_address (./kernel/bpf/core.c:772) 
[ 35.456147][ T330] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.456318][ T330] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.456581][ T330] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 35.456746][ T330] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 35.456950][ T330] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 35.457135][ T330] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 35.457393][ T330] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 35.457558][ T330] ? __pfx_validate_nla (lib/nlattr.c:396) 
[ 35.457737][ T330] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 35.457866][ T330] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 35.458132][ T330] ? __nla_validate_parse (lib/nlattr.c:638) 
[ 35.458304][ T330] __rtnl_newlink (net/core/rtnetlink.c:3696) 
[ 35.458479][ T330] ? 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) 
[ 35.458643][ T330] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) 
[ 35.458906][ T330] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.459112][ T330] ? __create_object (mm/kmemleak.c:751) 
[ 35.459281][ T330] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 35.459451][ T330] rtnl_newlink (net/core/rtnetlink.c:3744) 
[ 35.459582][ T330] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) 
[ 35.459847][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 35.460011][ T330] ? 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) 
[ 35.460173][ T330] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) 
[ 35.460304][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5142) 
[ 35.460566][ T330] netlink_rcv_skb (net/netlink/af_netlink.c:2550) 
[ 35.460730][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) 
[ 35.460900][ T330] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) 
[ 35.461082][ T330] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) 
[ 35.461350][ T330] ? 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) 
[ 35.461518][ T330] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 35.461686][ T330] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 35.461851][ T330] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 35.462022][ T330] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 35.462290][ T330] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 35.462453][ T330] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) 
[ 35.462621][ T330] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 35.462797][ T330] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) 
[ 35.463056][ T330] ? __pfx_____sys_sendmsg (net/socket.c:2543) 
[ 35.463219][ T330] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) 
[ 35.463424][ T330] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) 
[ 35.463600][ T330] ___sys_sendmsg (net/socket.c:2653) 
[ 35.463861][ T330] ? __pfx____sys_sendmsg (net/socket.c:2640) 
[ 35.464027][ T330] ? find_held_lock (kernel/locking/lockdep.c:5249) 
[ 35.464193][ T330] ? __lock_release (kernel/locking/lockdep.c:5435) 
[ 35.464361][ T330] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) 
[ 35.464661][ T330] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) 
[ 35.464827][ T330] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 35.464998][ T330] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 35.465203][ T330] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 35.465479][ T330] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) 
[ 35.465643][ T330] ? __pfx___sys_sendmsg (net/socket.c:2668) 
[ 35.465810][ T330] ? __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) 
[ 35.465998][ T330] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 35.466352][ T330] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.466559][  T330] RIP: 0033:0x7f6721f557b7
[ 35.466731][ T330] 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)
[   35.467400][  T330] RSP: 002b:00007ffde41e9e58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.467647][  T330] RAX: ffffffffffffffda RBX: 00007ffde41ea580 RCX: 00007f6721f557b7
[   35.467991][  T330] RDX: 0000000000000000 RSI: 00007ffde41e9ec0 RDI: 0000000000000005
[   35.468235][  T330] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   35.468481][  T330] R10: 0000000022187910 R11: 0000000000000246 R12: 0000000000000004


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