======================================
| [ 142.182836][ T837] #1: ffff888007bcad58 (&bond->mode_lock){+...}-{3:3}, at: bond_3ad_unbind_slave (drivers/net/bonding/bond_3ad.c:2241) 
| [ 142.183318][ T837] #2: ffffffffad75b5c0 (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) 
| [  142.183796][  T837]
| [  142.183796][  T837] stack backtrace:
[  142.184098][  T837] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  142.184100][  T837] Call Trace:
[  142.184103][  T837]  <TASK>
[ 142.184105][ T837] dump_stack_lvl (lib/dump_stack.c:123) 
[ 142.184114][ T837] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6848) 
[ 142.184126][ T837] 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) 
[ 142.184138][ T837] __dev_queue_xmit (net/core/dev.h:340 net/core/dev.c:4631) 
[ 142.184155][ T837] ? __pfx___dev_queue_xmit (net/core/dev.c:4538) 
[ 142.184161][ T837] ? __alloc_skb (net/core/skbuff.c:685) 
[ 142.184167][ T837] ? __pfx___alloc_skb (net/core/skbuff.c:642) 
[ 142.184170][ T837] ? bond_3ad_unbind_slave (drivers/net/bonding/bond_3ad.c:2241) 
[ 142.184180][ T837] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[ 142.184190][ T837] ? __netdev_alloc_skb (net/core/skbuff.c:733) 
[ 142.184199][ T837] ad_lacpdu_send (drivers/net/bonding/bond_3ad.c:929) 
[ 142.184207][ T837] bond_3ad_unbind_slave (drivers/net/bonding/bond_3ad.c:2262) 
[ 142.184218][ T837] ? __pfx_bond_3ad_unbind_slave (drivers/net/bonding/bond_3ad.c:2230) 
[ 142.184221][ T837] ? __pfx_wait_rcu_exp_gp (kernel/rcu/tree_exp.h:486) 
[ 142.184239][ T837] __bond_release_one (drivers/net/bonding/bond_main.c:2542) 
[ 142.184249][ T837] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[ 142.184255][ T837] ? __pfx___bond_release_one (drivers/net/bonding/bond_main.c:2494) 
[ 142.184266][ T837] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[ 142.184274][ T837] ? __lock_release (kernel/locking/lockdep.c:5527) 
[ 142.184277][ T837] ? packet_notifier (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/packet/af_packet.c:4279) 
[ 142.184285][ T837] ? bond_netpoll_cleanup (drivers/net/bonding/bond_main.c:1480 (discriminator 2)) 
[ 142.184293][ T837] ? __pfx_bond_netpoll_cleanup (drivers/net/bonding/bond_main.c:1475) 
[ 142.184307][ T837] bond_uninit (drivers/net/bonding/bond_main.c:6075 (discriminator 3)) 
[ 142.184313][ T837] ? __pfx_bond_uninit (drivers/net/bonding/bond_main.c:6067) 
[ 142.184319][ T837] ? notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 142.184330][ T837] unregister_netdevice_many_notify (net/core/dev.c:11989) 
[ 142.184344][ T837] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11903) 
[ 142.184346][ T837] ? rtnl_dellink (net/core/rtnetlink.c:3557) 
[ 142.184349][ T837] ? sock_def_readable (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/sock.c:3531) 
[ 142.184355][ T837] ? __pfx___mutex_lock (kernel/locking/mutex.c:729) 
[ 142.184363][ T837] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 142.184366][ T837] ? unregister_netdevice_queue (net/core/dev.c:11875) 
[ 142.184372][ T837] ? __pfx_unregister_netdevice_queue (net/core/dev.c:11874) 
[ 142.184376][ T837] ? __nla_validate_parse (./include/net/netlink.h:1271 (discriminator 1) lib/nlattr.c:622 (discriminator 1)) 
[ 142.184392][ T837] rtnl_dellink (net/core/rtnetlink.c:3523 net/core/rtnetlink.c:3563) 
[ 142.184399][ T837] ? __pfx_rtnl_dellink (net/core/rtnetlink.c:3529) 
[ 142.184465][ T837] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[ 142.184473][ T837] ? __lock_release (kernel/locking/lockdep.c:5527) 
[ 142.184475][ T837] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[ 142.184480][ T837] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 142.184483][ T837] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[ 142.184496][ T837] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6952) 
[ 142.184502][ T837] ? __pfx_rtnl_dellink (net/core/rtnetlink.c:3529) 
[ 142.184509][ T837] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[ 142.184520][ T837] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[ 142.184527][ T837] ? 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) 
[ 142.184534][ T837] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[ 142.184551][ T837] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[ 142.184563][ T837] netlink_rcv_skb (net/netlink/af_netlink.c:2534) 
[ 142.184572][ T837] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6857) 
[ 142.184585][ T837] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2511) 
[ 142.184624][ T837] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[ 142.184630][ T837] ? 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) 
[ 142.184638][ T837] netlink_unicast (net/netlink/af_netlink.c:1313 net/netlink/af_netlink.c:1339) 
[ 142.184647][ T837] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1324) 
[ 142.184654][ T837] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[ 142.184674][ T837] netlink_sendmsg (net/netlink/af_netlink.c:1883) 
[ 142.184692][ T837] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1802) 
[ 142.184709][ T837] ____sys_sendmsg (net/socket.c:709 net/socket.c:724 net/socket.c:2563) 
[ 142.184717][ T837] ? __pfx_____sys_sendmsg (net/socket.c:2509) 
[ 142.184720][ T837] ? __pfx_copy_msghdr_from_user (net/socket.c:2489) 
[ 142.184740][ T837] ___sys_sendmsg (net/socket.c:2619) 
[ 142.184748][ T837] ? __pfx____sys_sendmsg (net/socket.c:2606) 
[ 142.184757][ T837] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 142.184762][ T837] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 142.184764][ T837] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 142.184768][ T837] ? __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) 
[ 142.184772][ T837] ? __x64_sys_close (fs/open.c:1583 fs/open.c:1565 fs/open.c:1565) 
[ 142.184775][ T837] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 142.184779][ T837] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 142.184785][ T837] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[ 142.184790][ T837] ? lock_downgrade (kernel/locking/lockdep.c:469 kernel/locking/lockdep.c:5755) 
[ 142.184801][ T837] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 142.184812][ T837] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[ 142.184826][ T837] ? __lock_release (kernel/locking/lockdep.c:5527) 
[ 142.184830][ T837] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2077 arch/x86/mm/physaddr.c:65) 
[ 142.184838][ T837] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 142.184844][ T837] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[ 142.184862][ T837] __sys_sendmsg (net/socket.c:2649) 
[ 142.184871][ T837] ? __pfx___sys_sendmsg (net/socket.c:2634) 
[ 142.184919][ T837] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 142.184925][ T837] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  142.184929][  T837] RIP: 0033:0x7f6fb1fc89a7
[ 142.184935][ T837] 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)
[  142.184938][  T837] RSP: 002b:00007ffeb9761268 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  142.184943][  T837] RAX: ffffffffffffffda RBX: 00007ffeb9761990 RCX: 00007f6fb1fc89a7
[  142.184945][  T837] RDX: 0000000000000000 RSI: 00007ffeb97612d0 RDI: 0000000000000005
[  142.184947][  T837] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078
[  142.184949][  T837] R10: 00007f6fb1e86ef8 R11: 0000000000000246 R12: 0000000000000001


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