======================================
| [757.507182][T12309] #2: ffffffffb456f640 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit (./include/linux/bottom_half.h:20 ./include/linux/rcupdate.h:901 net/core/dev.c:4555) 
| [757.507544][T12309] #3: ffff88800fbe8318 (_xmit_ETHER#2){+...}-{3:3}, at: __dev_queue_xmit (./include/linux/netdevice.h:4633 net/core/dev.c:4626) 
| [  757.507900][T12309]
| [  757.507900][T12309] stack backtrace:
[  757.508166][T12309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  757.508168][T12309] Call Trace:
[  757.508170][T12309]  <TASK>
[757.508172][T12309] dump_stack_lvl (lib/dump_stack.c:123) 
[757.508180][T12309] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[757.508192][T12309] dev_hard_start_xmit (./include/net/net_namespace.h:418 ./include/linux/netdevice.h:2695 net/core/dev.c:2466 net/core/dev.c:3772 net/core/dev.c:3793) 
[757.508205][T12309] __dev_queue_xmit (net/core/dev.h:340 net/core/dev.c:4631) 
[757.508209][T12309] ? kmem_cache_alloc_node_noprof (mm/slub.c:4221) 
[757.508215][T12309] ? __create_object (mm/kmemleak.c:766) 
[757.508232][T12309] ? __pfx___dev_queue_xmit (net/core/dev.c:4538) 
[757.508239][T12309] ? __alloc_skb (net/core/skbuff.c:685) 
[757.508245][T12309] ? __pfx___alloc_skb (net/core/skbuff.c:642) 
[757.508248][T12309] ? bond_3ad_unbind_slave (drivers/net/bonding/bond_3ad.c:2241) bonding 
[757.508277][T12309] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[757.508288][T12309] ? __netdev_alloc_skb (net/core/skbuff.c:733) 
[757.508296][T12309] ad_lacpdu_send (drivers/net/bonding/bond_3ad.c:929) bonding 
[757.508321][T12309] bond_3ad_unbind_slave (drivers/net/bonding/bond_3ad.c:2262) bonding 
[757.508351][T12309] ? __pfx_bond_3ad_unbind_slave (drivers/net/bonding/bond_3ad.c:2230) bonding 
[757.508372][T12309] ? __pfx_wait_rcu_exp_gp (kernel/rcu/tree_exp.h:486) 
[757.508390][T12309] __bond_release_one (drivers/net/bonding/bond_main.c:2537) bonding 
[757.508418][T12309] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[757.508424][T12309] ? __pfx___bond_release_one (drivers/net/bonding/bond_main.c:2489) bonding 
[757.508444][T12309] ? __lock_release (kernel/locking/lockdep.c:5527) 
[757.508447][T12309] ? net_generic (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48) vxlan 
[757.508460][T12309] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[757.508464][T12309] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[757.508479][T12309] ? bond_netpoll_cleanup (drivers/net/bonding/bond_main.c:1475 (discriminator 2)) bonding 
[757.508502][T12309] ? __pfx_bond_netpoll_cleanup (drivers/net/bonding/bond_main.c:1470) bonding 
[757.508521][T12309] ? vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4764) vxlan 
[757.508533][T12309] ? __pfx_vlan_device_event (net/8021q/vlan.c:363) 
[757.508546][T12309] bond_uninit (drivers/net/bonding/bond_main.c:6070 (discriminator 3)) bonding 
[757.508569][T12309] ? __pfx_bond_uninit (drivers/net/bonding/bond_main.c:6062) bonding 
[757.508591][T12309] ? notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[757.508603][T12309] unregister_netdevice_many_notify (net/core/dev.c:11989) 
[757.508620][T12309] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11903) 
[757.508623][T12309] ? rtnl_dellink (net/core/rtnetlink.c:3557) 
[757.508625][T12309] ? sock_def_readable (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/sock.c:3531) 
[757.508632][T12309] ? __pfx___mutex_lock (kernel/locking/mutex.c:729) 
[757.508642][T12309] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[757.508646][T12309] ? unregister_netdevice_queue (net/core/dev.c:11875) 
[757.508652][T12309] ? __pfx_unregister_netdevice_queue (net/core/dev.c:11874) 
[757.508656][T12309] ? __nla_validate_parse (./include/net/netlink.h:1271 (discriminator 1) lib/nlattr.c:622 (discriminator 1)) 
[757.508671][T12309] rtnl_dellink (net/core/rtnetlink.c:3523 net/core/rtnetlink.c:3563) 
[757.508679][T12309] ? __pfx_rtnl_dellink (net/core/rtnetlink.c:3529) 
[757.508754][T12309] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[757.508762][T12309] ? __lock_release (kernel/locking/lockdep.c:5527) 
[757.508764][T12309] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[757.508768][T12309] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[757.508771][T12309] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[757.508785][T12309] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[757.508790][T12309] ? __pfx_rtnl_dellink (net/core/rtnetlink.c:3529) 
[757.508795][T12309] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[757.508803][T12309] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[757.508808][T12309] ? 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) 
[757.508811][T12309] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[757.508823][T12309] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[757.508831][T12309] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[757.508836][T12309] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[757.508843][T12309] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[757.508868][T12309] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[757.508874][T12309] ? 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) 
[757.508883][T12309] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[757.508892][T12309] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[757.508897][T12309] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[757.508909][T12309] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[757.508920][T12309] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[757.508938][T12309] ____sys_sendmsg (net/socket.c:709 net/socket.c:724 net/socket.c:2563) 
[757.508946][T12309] ? __pfx_____sys_sendmsg (net/socket.c:2509) 
[757.508950][T12309] ? __pfx_copy_msghdr_from_user (net/socket.c:2489) 
[757.508972][T12309] ___sys_sendmsg (net/socket.c:2619) 
[757.508980][T12309] ? __pfx____sys_sendmsg (net/socket.c:2606) 
[757.508990][T12309] ? kasan_save_stack (mm/kasan/common.c:49) 
[757.508994][T12309] ? kasan_save_stack (mm/kasan/common.c:48) 
[757.508997][T12309] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[757.509000][T12309] ? __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:3067) 
[757.509002][T12309] ? __x64_sys_close (fs/open.c:1583 fs/open.c:1565 fs/open.c:1565) 
[757.509006][T12309] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[757.509011][T12309] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[757.509015][T12309] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[757.509020][T12309] ? lock_downgrade (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5747) 
[757.509028][T12309] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[757.509034][T12309] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[757.509041][T12309] ? __lock_release (kernel/locking/lockdep.c:5527) 
[757.509044][T12309] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2077 arch/x86/mm/physaddr.c:65) 
[757.509049][T12309] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[757.509052][T12309] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[757.509063][T12309] __sys_sendmsg (net/socket.c:2649) 
[757.509068][T12309] ? __pfx___sys_sendmsg (net/socket.c:2634) 
[757.509098][T12309] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[757.509105][T12309] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  757.509108][T12309] RIP: 0033:0x7f14c740c9a7
[ 757.509112][T12309] 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)
[  757.509114][T12309] RSP: 002b:00007fffe316f468 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  757.509118][T12309] RAX: ffffffffffffffda RBX: 00007fffe316fb90 RCX: 00007f14c740c9a7
[  757.509120][T12309] RDX: 0000000000000000 RSI: 00007fffe316f4d0 RDI: 0000000000000005
[  757.509122][T12309] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[  757.509123][T12309] R10: 00007f14c72caef8 R11: 0000000000000246 R12: 0000000000000002


Finger prints:
lockdep_rcu_suspicious:dev_hard_start_xmit:__dev_queue_xmit:ad_lacpdu_send:bond_3ad_unbind_slave