======================================
| [871.733694][T10049] #0: ffffffffa3a0ae48 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_setlink (net/core/rtnetlink.c:342 net/core/rtnetlink.c:3441) 
| [871.733994][T10049] #1: ffff88801629ac90 (&dev->lock){+.+.}-{4:4}, at: do_setlink.constprop.0 (./include/linux/netdevice.h:2712 net/core/rtnetlink.c:3089) 
| [  871.734359][T10049]
| [  871.734359][T10049] stack backtrace:
[  871.734605][T10049] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  871.734607][T10049] Call Trace:
[  871.734609][T10049]  <TASK>
[871.734611][T10049] dump_stack_lvl (lib/dump_stack.c:123) 
[871.734620][T10049] print_circular_bug (kernel/locking/lockdep.c:2079) 
[871.734627][T10049] check_noncircular (kernel/locking/lockdep.c:2208) 
[871.734631][T10049] ? __pfx_check_noncircular (kernel/locking/lockdep.c:2184) 
[871.734636][T10049] ? 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:230) 
[871.734639][T10049] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[871.734644][T10049] ? alloc_chain_hlocks (kernel/locking/lockdep.c:3530) 
[871.734649][T10049] check_prev_add (kernel/locking/lockdep.c:3164) 
[871.734655][T10049] validate_chain (kernel/locking/lockdep.c:3283 kernel/locking/lockdep.c:3906) 
[871.734660][T10049] ? __pfx_validate_chain (kernel/locking/lockdep.c:3862) 
[871.734664][T10049] ? 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:230) 
[871.734666][T10049] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[871.734671][T10049] __lock_acquire (kernel/locking/lockdep.c:5228) 
[871.734678][T10049] lock_acquire.part.0 (kernel/locking/lockdep.c:469 kernel/locking/lockdep.c:5853) 
[871.734680][T10049] ? team_set_mac_address (drivers/net/team/team_core.c:1817) 
[871.734686][T10049] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[871.734689][T10049] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 21)) 
[871.734693][T10049] ? lock_acquire (kernel/locking/lockdep.c:5824) 
[871.734695][T10049] ? team_set_mac_address (drivers/net/team/team_core.c:1817) 
[871.734699][T10049] __mutex_lock (kernel/locking/mutex.c:587 kernel/locking/mutex.c:730) 
[871.734702][T10049] ? team_set_mac_address (drivers/net/team/team_core.c:1817) 
[871.734705][T10049] ? __lock_release (kernel/locking/lockdep.c:5527) 
[871.734707][T10049] ? packet_notifier (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/packet/af_packet.c:4279) 
[871.734713][T10049] ? team_set_mac_address (drivers/net/team/team_core.c:1817) 
[871.734716][T10049] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[871.734719][T10049] ? __pfx___mutex_lock (kernel/locking/mutex.c:729) 
[871.734723][T10049] ? __pfx_br_device_event (net/bridge/br.c:29) 
[871.734727][T10049] ? dev_addr_mod (net/core/dev_addr_lists.c:584) 
[871.734732][T10049] ? team_set_mac_address (drivers/net/team/team_core.c:1817) 
[871.734735][T10049] team_set_mac_address (drivers/net/team/team_core.c:1817) 
[871.734739][T10049] netif_set_mac_address (net/core/dev.c:9420) 
[871.734742][T10049] ? __pfx___mutex_lock (kernel/locking/mutex.c:729) 
[871.734747][T10049] ? __pfx_netif_set_mac_address (net/core/dev.c:9406) 
[871.734751][T10049] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[871.734757][T10049] ? __kmalloc_noprof (mm/slub.c:4307) 
[871.734762][T10049] do_setlink.constprop.0 (./include/linux/netdevice.h:2738 net/core/rtnetlink.c:3091) 
[871.734767][T10049] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3012) 
[871.734771][T10049] ? __lock_release (kernel/locking/lockdep.c:5527) 
[871.734773][T10049] ? __mutex_lock (./include/linux/sched/wake_q.h:96 kernel/locking/mutex.c:710 kernel/locking/mutex.c:730) 
[871.734776][T10049] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[871.734779][T10049] ? 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:230) 
[871.734782][T10049] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[871.734786][T10049] ? mark_held_locks (kernel/locking/lockdep.c:4323) 
[871.734790][T10049] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4349 kernel/locking/lockdep.c:4408) 
[871.734795][T10049] ? __mutex_lock (./include/linux/sched/wake_q.h:54 ./include/linux/sched/wake_q.h:97 kernel/locking/mutex.c:710 kernel/locking/mutex.c:730) 
[871.734799][T10049] ? rtnl_setlink (net/core/rtnetlink.c:342 net/core/rtnetlink.c:3441) 
[871.734803][T10049] ? __pfx___mutex_lock (kernel/locking/mutex.c:729) 
[871.734806][T10049] ? __pfx_validate_nla (lib/nlattr.c:396) 
[871.734813][T10049] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[871.734822][T10049] ? cap_capable (security/commoncap.c:131) 
[871.734826][T10049] rtnl_setlink (net/core/rtnetlink.c:350 net/core/rtnetlink.c:3455) 
[871.734831][T10049] ? __pfx_rtnl_setlink (net/core/rtnetlink.c:3413) 
[871.734848][T10049] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[871.734851][T10049] ? __lock_release (kernel/locking/lockdep.c:5527) 
[871.734853][T10049] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6936) 
[871.734856][T10049] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[871.734859][T10049] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[871.734863][T10049] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6936) 
[871.734867][T10049] ? __pfx_rtnl_setlink (net/core/rtnetlink.c:3413) 
[871.734870][T10049] rtnetlink_rcv_msg (net/core/rtnetlink.c:6938) 
[871.734874][T10049] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6841) 
[871.734877][T10049] ? 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:230) 
[871.734879][T10049] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[871.734884][T10049] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[871.734888][T10049] netlink_rcv_skb (net/netlink/af_netlink.c:2544) 
[871.734893][T10049] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6841) 
[871.734897][T10049] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2521) 
[871.734905][T10049] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[871.734909][T10049] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[871.734913][T10049] netlink_unicast (net/netlink/af_netlink.c:1323 net/netlink/af_netlink.c:1349) 
[871.734918][T10049] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1334) 
[871.734924][T10049] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[871.734930][T10049] netlink_sendmsg (net/netlink/af_netlink.c:1893) 
[871.734937][T10049] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1812) 
[871.734942][T10049] ? lock_acquire (kernel/locking/lockdep.c:5824) 
[871.734946][T10049] ? __might_fault (mm/memory.c:6840 mm/memory.c:6833) 
[871.734957][T10049] __sys_sendto (net/socket.c:718 net/socket.c:733 net/socket.c:2187) 
[871.734964][T10049] ? __pfx___sys_sendto (net/socket.c:2154) 
[871.734968][T10049] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[871.734972][T10049] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 21)) 
[871.734981][T10049] ? rseq_update_cpu_node_id (kernel/rseq.c:188 (discriminator 10)) 
[871.734994][T10049] ? __pfx_task_work_run (kernel/task_work.c:195) 
[871.735003][T10049] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4639) 
[871.735008][T10049] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4349 kernel/locking/lockdep.c:4408) 
[871.735016][T10049] __x64_sys_sendto (net/socket.c:2190) 
[871.735022][T10049] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4349 kernel/locking/lockdep.c:4408) 
[871.735028][T10049] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[871.735034][T10049] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  871.735040][T10049] RIP: 0033:0x7ff82253ea4a
[ 871.735046][T10049] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 15 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 7e c3 0f 1f 44 00 00 41 54 48 83 ec 30 44 89
All code
========
   0:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   4:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   b:	eb b8                	jmp    0xffffffffffffffc5
   d:	0f 1f 00             	nopl   (%rax)
  10:	f3 0f 1e fa          	endbr64
  14:	41 89 ca             	mov    %ecx,%r10d
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 15                	jne    0x38
  23:	b8 2c 00 00 00       	mov    $0x2c,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 7e                	ja     0xb0
  32:	c3                   	ret
  33:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  38:	41 54                	push   %r12
  3a:	48 83 ec 30          	sub    $0x30,%rsp
  3e:	44                   	rex.R
  3f:	89                   	.byte 0x89

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 7e                	ja     0x86
   8:	c3                   	ret
   9:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
   e:	41 54                	push   %r12
  10:	48 83 ec 30          	sub    $0x30,%rsp
  14:	44                   	rex.R
  15:	89                   	.byte 0x89
[  871.735051][T10049] RSP: 002b:00007fffe7a91ee8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  871.735057][T10049] RAX: ffffffffffffffda RBX: 0000555f37de4a30 RCX: 00007ff82253ea4a
[  871.735061][T10049] RDX: 000000000000002c RSI: 0000555f37de5910 RDI: 0000000000000005
[  871.735064][T10049] RBP: 0000555f37df7670 R08: 00007fffe7a91ef0 R09: 0000000000000080
[  871.735067][T10049] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffe7a91fb4


Finger prints:
print_circular_bug:check_noncircular:check_prev_add:validate_chain:__lock_acquire