======================================
| [ 15.465468][ T328] #0: ffffffff9ffe7a48 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink (net/core/rtnetlink.c:328 net/core/rtnetlink.c:4011)
| [ 15.465783][ T328] #1: ffffffff9ffd6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain (kernel/notifier.c:380 kernel/notifier.c:368)
| [   15.466114][  T328]
| [   15.466114][  T328] stack backtrace:
[   15.466572][  T328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.466777][  T328] Call Trace:
[   15.466906][  T328]  <TASK>
[ 15.466985][ T328] dump_stack_lvl (lib/dump_stack.c:123)
[ 15.467140][ T328] print_circular_bug (kernel/locking/lockdep.c:2077)
[ 15.467298][ T328] check_noncircular (kernel/locking/lockdep.c:2206)
[ 15.467458][ T328] ? __pfx_check_noncircular (kernel/locking/lockdep.c:2182)
[ 15.467617][ T328] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[ 15.467778][ T328] ? validate_chain (kernel/locking/lockdep.c:3797 kernel/locking/lockdep.c:3817 kernel/locking/lockdep.c:3872)
[ 15.467930][ T328] ? alloc_chain_hlocks (kernel/locking/lockdep.c:3528)
[ 15.468083][ T328] check_prev_add (kernel/locking/lockdep.c:3162)
[ 15.468237][ T328] validate_chain (kernel/locking/lockdep.c:3281 kernel/locking/lockdep.c:3904)
[ 15.468402][ T328] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 15.468568][ T328] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860)
[ 15.468735][ T328] ? 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:228)
[ 15.468901][ T328] ? mark_lock (kernel/locking/lockdep.c:4727 (discriminator 3))
[ 15.469029][ T328] __lock_acquire (kernel/locking/lockdep.c:5226)
[ 15.469190][ T328] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 15.469400][ T328] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851)
[ 15.469550][ T328] ? team_vlan_rx_add_vid (drivers/net/team/team_core.c:1910)
[ 15.469701][ T328] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 15.469852][ T328] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 15.470007][ T328] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 15.470157][ T328] ? team_vlan_rx_add_vid (drivers/net/team/team_core.c:1910)
[ 15.470309][ T328] __mutex_lock (kernel/locking/mutex.c:587 kernel/locking/mutex.c:735)
[ 15.470459][ T328] ? team_vlan_rx_add_vid (drivers/net/team/team_core.c:1910)
[ 15.470611][ T328] ? __create_object (mm/kmemleak.c:766)
[ 15.470772][ T328] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 15.470935][ T328] ? team_vlan_rx_add_vid (drivers/net/team/team_core.c:1910)
[ 15.471091][ T328] ? __pfx___mutex_lock (kernel/locking/mutex.c:734)
[ 15.471243][ T328] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 15.471398][ T328] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 15.471586][ T328] ? __create_object (mm/kmemleak.c:766)
[ 15.471736][ T328] ? team_vlan_rx_add_vid (drivers/net/team/team_core.c:1910)
[ 15.471887][ T328] team_vlan_rx_add_vid (drivers/net/team/team_core.c:1910)
[ 15.472039][ T328] vlan_vid_add (net/8021q/vlan_core.c:307 net/8021q/vlan_core.c:336)
[ 15.472199][ T328] vlan_device_event (net/8021q/vlan.c:385) 8021q
[ 15.472361][ T328] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 8021q
[ 15.472551][ T328] ? packet_notifier (net/packet/af_packet.c:4282)
[ 15.472701][ T328] notifier_call_chain (kernel/notifier.c:85 (discriminator 2))
[ 15.472852][ T328] blocking_notifier_call_chain (kernel/notifier.c:381 kernel/notifier.c:368)
[ 15.473003][ T328] __dev_notify_flags (net/core/dev.c:9010)
[ 15.473154][ T328] ? __pfx___dev_notify_flags (net/core/dev.c:8997)
[ 15.473312][ T328] ? __pfx___dev_change_flags (net/core/dev.c:8930)
[ 15.473462][ T328] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364)
[ 15.473615][ T328] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83)
[ 15.473802][ T328] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860)
[ 15.473952][ T328] dev_change_flags (net/core/dev.c:9045)
[ 15.474106][ T328] do_setlink.constprop.0 (net/core/rtnetlink.c:3109)
[ 15.474257][ T328] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:2990)
[ 15.474449][ T328] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851)
[ 15.474598][ T328] ? rtnl_newlink (net/core/rtnetlink.c:328 net/core/rtnetlink.c:4011)
[ 15.474747][ T328] ? rtnl_newlink (./include/linux/slab.h:901 net/core/rtnetlink.c:3912)
[ 15.474896][ T328] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6902)
[ 15.475046][ T328] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:104)
[ 15.475197][ T328] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:79)
[ 15.475392][ T328] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 15.475560][ T328] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 37))
[ 15.475709][ T328] ? __mutex_lock (./arch/x86/include/asm/preempt.h:94 kernel/locking/mutex.c:595 kernel/locking/mutex.c:735)
[ 15.475859][ T328] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114)
[ 15.476013][ T328] ? rtnl_newlink (net/core/rtnetlink.c:328 net/core/rtnetlink.c:4011)
[ 15.476162][ T328] ? __pfx___mutex_lock (kernel/locking/mutex.c:734)
[ 15.476321][ T328] ? __create_object (mm/kmemleak.c:766)
[ 15.476474][ T328] ? __rtnl_newlink (net/core/rtnetlink.c:3862)
[ 15.476634][ T328] rtnl_newlink (net/core/rtnetlink.c:336 net/core/rtnetlink.c:4013)
[ 15.476787][ T328] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3903)
[ 15.476936][ T328] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 15.477087][ T328] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 15.477254][ T328] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 15.477412][ T328] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6900)
[ 15.477573][ T328] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3903)
[ 15.477728][ T328] rtnetlink_rcv_msg (net/core/rtnetlink.c:6902)
[ 15.477880][ T328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6805)
[ 15.478063][ T328] ? 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:228)
[ 15.478216][ T328] ? mark_lock (kernel/locking/lockdep.c:4727 (discriminator 3))
[ 15.478332][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5226)
[ 15.478483][ T328] netlink_rcv_skb (net/netlink/af_netlink.c:2543)
[ 15.478636][ T328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6805)
[ 15.478787][ T328] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2520)
[ 15.478970][ T328] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340)
[ 15.479123][ T328] ? 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)
[ 15.479277][ T328] netlink_unicast (net/netlink/af_netlink.c:1322 net/netlink/af_netlink.c:1348)
[ 15.479441][ T328] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1333)
[ 15.479591][ T328] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 15.479742][ T328] netlink_sendmsg (net/netlink/af_netlink.c:1892)
[ 15.479913][ T328] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1811)
[ 15.480070][ T328] ____sys_sendmsg (net/socket.c:711 net/socket.c:726 net/socket.c:2594)
[ 15.480221][ T328] ? __pfx_____sys_sendmsg (net/socket.c:2540)
[ 15.480378][ T328] ? __pfx_copy_msghdr_from_user (net/socket.c:2520)
[ 15.480573][ T328] ___sys_sendmsg (net/socket.c:2650)
[ 15.480725][ T328] ? __pfx____sys_sendmsg (net/socket.c:2637)
[ 15.480877][ T328] ? kasan_save_stack (mm/kasan/common.c:49)
[ 15.481031][ T328] ? kasan_save_stack (mm/kasan/common.c:48)
[ 15.481190][ T328] ? __kasan_record_aux_stack (mm/kasan/generic.c:544)
[ 15.481342][ T328] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:123 kernel/rcu/tree.c:3087)
[ 15.481528][ T328] ? __x64_sys_close (fs/open.c:1557 fs/open.c:1539 fs/open.c:1539)
[ 15.481770][ T328] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 15.481922][ T328] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[ 15.482110][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5226)
[ 15.482269][ T328] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 15.482427][ T328] ? __lock_release (kernel/locking/lockdep.c:5525)
[ 15.482576][ T328] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2058 arch/x86/mm/physaddr.c:65)
[ 15.482726][ T328] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 15.482874][ T328] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 15.483117][ T328] __sys_sendmsg (net/socket.c:2680)
[ 15.483268][ T328] ? __pfx___sys_sendmsg (net/socket.c:2665)
[ 15.483418][ T328] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4643)
[ 15.483614][ T328] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 15.483855][ T328] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   15.484040][  T328] RIP: 0033:0x7f2f1707d9a7
[ 15.484201][ T328] 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)
[   15.484737][  T328] RSP: 002b:00007ffdedb65db8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   15.484965][  T328] RAX: ffffffffffffffda RBX: 00007ffdedb664e0 RCX: 00007f2f1707d9a7
[   15.485288][  T328] RDX: 0000000000000000 RSI: 00007ffdedb65e20 RDI: 0000000000000005
[   15.485526][  T328] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   15.485873][  T328] R10: 00007f2f16f3bef8 R11: 0000000000000246 R12: 0000000000000003


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