[ 48.794877] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 48.794878] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.795660] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 48.796251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.177293] audit: type=1400 audit(1580287786.874:40): avc: denied { associate } for pid=6665 comm="syz-executor.1" name="syz1" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=0 [ 50.220637] audit: type=1400 audit(1580287786.984:41): avc: denied { associate } for pid=6668 comm="syz-executor.4" name="syz4" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=0 [ 50.254303] audit: type=1400 audit(1580287787.154:42): avc: denied { associate } for pid=6661 comm="syz-executor.5" name="syz5" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=0 [ 50.285091] audit: type=1400 audit(1580287787.364:43): avc: denied { associate } for pid=6659 comm="syz-executor.3" name="syz3" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=0 [ 135.732433] NOHZ: local_softirq_pending 08 [ 156.215842] NOHZ: local_softirq_pending 08 [ 464.690637] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 464.697651] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 464.705467] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 464.712186] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 464.721497] device bridge_slave_1 left promiscuous mode [ 464.727389] bridge0: port 2(bridge_slave_1) entered disabled state [ 464.770515] device bridge_slave_0 left promiscuous mode [ 464.776094] bridge0: port 1(bridge_slave_0) entered disabled state [ 464.873555] device veth1_macvtap left promiscuous mode [ 464.879440] device veth0_macvtap left promiscuous mode [ 464.884873] device veth1_vlan left promiscuous mode [ 464.890407] device veth0_vlan left promiscuous mode [ 464.952545] team0 (unregistering): Port device team_slave_1 removed [ 464.964214] team0 (unregistering): Port device team_slave_0 removed [ 464.975053] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 465.012697] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 465.064815] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.10.62' (ECDSA) to the list of known hosts. [ 468.710694] ------------[ cut here ]------------ [ 468.716690] WARNING: CPU: 0 PID: 6760 at net/netfilter/core.c:147 nf_unregister_net_hook+0x292/0x3c0 [ 468.726306] nf_unregister_net_hook: hook not found! [ 468.731733] Kernel panic - not syncing: panic_on_warn set ... [ 468.731733] [ 468.739632] CPU: 0 PID: 6760 Comm: kworker/u4:5 Not tainted 4.10.0-rc8-syzkaller #0 [ 468.748879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 468.758302] Workqueue: netns cleanup_net [ 468.762713] Call Trace: [ 468.765437] dump_stack+0xe6/0x120 [ 468.769298] ? nf_unregister_net_hook+0x292/0x3c0 [ 468.774380] panic+0x1b6/0x358 [ 468.777807] ? percpu_up_read_preempt_enable.constprop.43+0xb9/0xb9 [ 468.784884] ? vprintk_emit+0x40f/0x7f0 [ 468.789617] ? nf_unregister_net_hook+0x292/0x3c0 [ 468.794664] __warn+0x18d/0x1b0 [ 468.798059] warn_slowpath_fmt+0x92/0xb0 [ 468.802616] ? __warn+0x1b0/0x1b0 [ 468.806284] nf_unregister_net_hook+0x292/0x3c0 [ 468.811270] netfilter_net_exit+0x36/0xa0 [ 468.815719] ops_exit_list.isra.4+0x8e/0x120 [ 468.820433] cleanup_net+0x38e/0x7d0 [ 468.824704] ? net_drop_ns+0x60/0x60 [ 468.828648] ? _raw_spin_unlock_irqrestore+0xa6/0xd0 [ 468.834299] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 468.839553] ? rcu_lockdep_current_cpu_online+0xdc/0x130 [ 468.845427] process_one_work+0x72f/0x16a0 [ 468.849938] ? process_one_work+0x689/0x16a0 [ 468.854717] ? finish_task_switch+0x17f/0x640 [ 468.859433] ? cancel_delayed_work_sync+0x10/0x10 [ 468.864930] worker_thread+0xe1/0x1110 [ 468.869302] kthread+0x2c9/0x3d0 [ 468.873263] ? process_one_work+0x16a0/0x16a0 [ 468.878519] ? kthread_create_on_node+0xa0/0xa0 [ 468.883744] ret_from_fork+0x31/0x40 [ 468.890804] Kernel Offset: disabled [ 468.895428] Rebooting in 86400 seconds..