team0 (unregistering): Port device team_slave_0 removed
team0 (unregistering): Port device team_slave_1 removed
team0 (unregistering): Port device team_slave_0 removed
netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
bridge_slave_1: left allmulticast mode
bridge_slave_1: left promiscuous mode
bridge0: port 2(bridge_slave_1) entered disabled state
bridge_slave_0: left allmulticast mode
bridge_slave_0: left promiscuous mode
bridge0: port 1(bridge_slave_0) entered disabled state
bond1 (unregistering): (slave bridge1): Releasing active interface
bond1 (unregistering): (slave bridge1): the permanent HWaddr of slave - c2:d7:e4:f1:9d:06 - is still in use by bond - set the HWaddr of slave to a different address to avoid conflicts
bond1 (unregistering): (slave bridge2): Releasing active interface
bond1 (unregistering): (slave bridge3): Releasing active interface
bond2 (unregistering): (slave bridge4): Releasing active interface
bond2 (unregistering): (slave bridge4): the permanent HWaddr of slave - d2:b7:4a:39:59:8b - is still in use by bond - set the HWaddr of slave to a different address to avoid conflicts
bond2 (unregistering): (slave bridge5): Releasing active interface
bond2 (unregistering): (slave bridge6): Releasing active interface
bond3 (unregistering): (slave bridge7): Releasing active interface
bond3 (unregistering): (slave bridge7): the permanent HWaddr of slave - 4a:46:8e:94:1e:b0 - is still in use by bond - set the HWaddr of slave to a different address to avoid conflicts
bond3 (unregistering): (slave bridge8): Releasing active interface
bond3 (unregistering): (slave bridge9): Releasing active interface
bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
bond0 (unregistering): Released all slaves
bond1 (unregistering): Released all slaves
bond2 (unregistering): Released all slaves
bond3 (unregistering): Released all slaves
tipc: Left network mode
hsr_slave_0: left promiscuous mode
hsr_slave_1: left promiscuous mode
batman_adv: batadv0: Interface deactivated: batadv_slave_0
batman_adv: batadv0: Removing interface: batadv_slave_0
batman_adv: batadv0: Interface deactivated: batadv_slave_1
batman_adv: batadv0: Removing interface: batadv_slave_1
veth1_macvtap: left promiscuous mode
veth0_macvtap: left promiscuous mode
veth1_vlan: left promiscuous mode
veth0_vlan: left promiscuous mode
team0 (unregistering): Port device team_slave_1 removed
team0 (unregistering): Port device team_slave_0 removed
------------[ cut here ]------------
WARNING: CPU: 1 PID: 13 at net/ipv6/xfrm6_tunnel.c:341 xfrm6_tunnel_net_exit+0x7e/0x100
Modules linked in:
CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Workqueue: netns cleanup_net
RIP: 0010:xfrm6_tunnel_net_exit+0x7e/0x100
Code: b8 ab de f7 4b 83 3c 2c 00 75 19 e8 3c 2f 7b f7 49 81 fd f8 07 00 00 74 1d e8 2e 2f 7b f7 49 83 c5 08 eb c9 e8 23 2f 7b f7 90 <0f> 0b 90 49 81 fd f8 07 00 00 75 e3 48 81 c3 00 08 00 00 45 31 f6
RSP: 0018:ffffc900001078b0 EFLAGS: 00010293
RAX: ffffffff8a447e6d RBX: ffff888106a5c000 RCX: ffff88801c2d0000
RDX: 0000000000000000 RSI: ffffffff8d9ba2d9 RDI: ffff888106a5c000
RBP: ffffc900001079b0 R08: ffffffff8fa3a737 R09: 1ffffffff1f474e6
R10: dffffc0000000000 R11: fffffbfff1f474e7 R12: ffff888106a5c000
R13: 0000000000000000 R14: ffff888023a22440 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881a3c13000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe50cd0a348 CR3: 000000000df36000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 ops_undo_list+0x49a/0x990
 cleanup_net+0x4c5/0x800
 process_scheduled_works+0xae1/0x17b0
 worker_thread+0x8a0/0xda0
 kthread+0x711/0x8a0
 ret_from_fork+0x439/0x7d0
 ret_from_fork_asm+0x1a/0x30
 </TASK>
