Warning: Permanently added '10.128.0.19' (ECDSA) to the list of known hosts. 2021/04/29 05:52:25 fuzzer started 2021/04/29 05:52:25 connecting to host at 10.128.0.169:33567 2021/04/29 05:52:25 checking machine... 2021/04/29 05:52:25 checking revisions... 2021/04/29 05:52:25 testing simple program... [ 71.072623][ T8443] chnl_net:caif_netlink_parms(): no params data found [ 71.145969][ T8443] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.155242][ T8443] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.166861][ T8443] device bridge_slave_0 entered promiscuous mode [ 71.178184][ T8443] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.186120][ T8443] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.194899][ T8443] device bridge_slave_1 entered promiscuous mode [ 71.216515][ T8443] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.228710][ T8443] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.251989][ T8443] team0: Port device team_slave_0 added [ 71.260013][ T8443] team0: Port device team_slave_1 added [ 71.278156][ T8443] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 71.285889][ T8443] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 71.314086][ T8443] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 71.327529][ T8443] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 71.335400][ T8443] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 71.363788][ T8443] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 71.389763][ T8443] device hsr_slave_0 entered promiscuous mode [ 71.397490][ T8443] device hsr_slave_1 entered promiscuous mode [ 71.499070][ T8443] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.510745][ T8443] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.522501][ T8443] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.533698][ T8443] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 71.559369][ T8443] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.567194][ T8443] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.575878][ T8443] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.583194][ T8443] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.631960][ T8443] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.646589][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.659519][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.670190][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.680311][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 71.694601][ T8443] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.708711][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.717980][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.725397][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.739282][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.748385][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.755960][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.777074][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.787640][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.801626][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.816517][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.831421][ T8443] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.845882][ T8443] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.855196][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.877125][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.886349][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.901432][ T8443] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.924578][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.949008][ T8443] device veth0_vlan entered promiscuous mode [ 71.957474][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.968103][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.978370][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.993642][ T8443] device veth1_vlan entered promiscuous mode [ 72.017507][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 72.027136][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 72.037509][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 72.050328][ T8443] device veth0_macvtap entered promiscuous mode [ 72.063626][ T8443] device veth1_macvtap entered promiscuous mode [ 72.081280][ T8443] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.091995][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 72.101396][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 72.116494][ T8443] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.125976][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 72.136470][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 72.149715][ T8443] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.160066][ T8443] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.169845][ T8443] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.180972][ T8443] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.292321][ T740] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.300823][ T740] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.316024][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 72.353082][ T54] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.361486][ T54] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.374337][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program 2021/04/29 05:52:28 building call list... [ 73.029403][ T740] ------------[ cut here ]------------ [ 73.037473][ T740] hook not found, pf 3 num 0 [ 73.038260][ T740] WARNING: CPU: 1 PID: 740 at net/netfilter/core.c:480 __nf_unregister_net_hook+0x1eb/0x610 [ 73.055595][ T740] Modules linked in: [ 73.059568][ T740] CPU: 1 PID: 740 Comm: kworker/u4:4 Not tainted 5.12.0-next-20210429-syzkaller #0 [ 73.071556][ T740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.084529][ T740] Workqueue: netns cleanup_net [ 73.089760][ T740] RIP: 0010:__nf_unregister_net_hook+0x1eb/0x610 [ 73.098292][ T740] Code: 0f b6 14 02 48 89 c8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 11 04 00 00 8b 53 1c 89 ee 48 c7 c7 00 4e 6e 8a e8 58 5e 8a 01 <0f> 0b e9 e5 00 00 00 e8 09 e0 2c fa 44 8b 3c 24 4c 89 f8 48 c1 e0 [ 73.119631][ T740] RSP: 0018:ffffc9000355fbc0 EFLAGS: 00010286 [ 73.126881][ T740] RAX: 0000000000000000 RBX: ffff88802510b500 RCX: 0000000000000000 [ 73.135714][ T740] RDX: ffff88801412b900 RSI: ffffffff815cc9f5 RDI: fffff520006abf6a [ 73.145265][ T740] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 73.154721][ T740] R10: ffffffff815c685e R11: 0000000000000000 R12: ffff888027dc8f20 [ 73.165362][ T740] R13: 0000000000000000 R14: ffff888015f55500 R15: 0000000000000001 [ 73.175144][ T740] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 73.186832][ T740] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.195321][ T740] CR2: 00007f4a0a440000 CR3: 000000001d6d8000 CR4: 00000000001506f0 [ 73.204677][ T740] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 73.216925][ T740] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 73.238759][ T740] Call Trace: [ 73.243622][ T740] nf_unregister_net_hooks+0x117/0x160 [ 73.249740][ T740] arpt_unregister_table_pre_exit+0x67/0x80 [ 73.258615][ T740] ? arptable_filter_net_exit+0x20/0x20 [ 73.265523][ T740] cleanup_net+0x451/0xb10 [ 73.269999][ T740] ? ops_free_list.part.0+0x3d0/0x3d0 [ 73.277313][ T740] process_one_work+0x98d/0x1600 [ 73.283431][ T740] ? pwq_dec_nr_in_flight+0x320/0x320 [ 73.289216][ T740] ? rwlock_bug.part.0+0x90/0x90 [ 73.296690][ T740] ? _raw_spin_lock_irq+0x41/0x50 [ 73.306426][ T740] worker_thread+0x64c/0x1120 [ 73.311446][ T740] ? __kthread_parkme+0x13f/0x1e0 [ 73.318194][ T740] ? process_one_work+0x1600/0x1600 [ 73.325117][ T740] kthread+0x3b1/0x4a0 [ 73.329562][ T740] ? __kthread_bind_mask+0xc0/0xc0 [ 73.336797][ T740] ret_from_fork+0x1f/0x30 [ 73.341723][ T740] Kernel panic - not syncing: panic_on_warn set ... [ 73.349254][ T740] CPU: 0 PID: 740 Comm: kworker/u4:4 Not tainted 5.12.0-next-20210429-syzkaller #0 [ 73.359084][ T740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.370247][ T740] Workqueue: netns cleanup_net [ 73.375392][ T740] Call Trace: [ 73.378861][ T740] dump_stack+0x141/0x1d7 [ 73.383443][ T740] panic+0x306/0x73d [ 73.387724][ T740] ? __warn_printk+0xf3/0xf3 [ 73.393068][ T740] ? __warn.cold+0x1a/0x44 [ 73.397983][ T740] ? __nf_unregister_net_hook+0x1eb/0x610 [ 73.404715][ T740] __warn.cold+0x35/0x44 [ 73.409150][ T740] ? __nf_unregister_net_hook+0x1eb/0x610 [ 73.414902][ T740] report_bug+0x1bd/0x210 [ 73.419459][ T740] handle_bug+0x3c/0x60 [ 73.423817][ T740] exc_invalid_op+0x14/0x40 [ 73.428540][ T740] asm_exc_invalid_op+0x12/0x20 [ 73.433774][ T740] RIP: 0010:__nf_unregister_net_hook+0x1eb/0x610 [ 73.440733][ T740] Code: 0f b6 14 02 48 89 c8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 11 04 00 00 8b 53 1c 89 ee 48 c7 c7 00 4e 6e 8a e8 58 5e 8a 01 <0f> 0b e9 e5 00 00 00 e8 09 e0 2c fa 44 8b 3c 24 4c 89 f8 48 c1 e0 [ 73.461442][ T740] RSP: 0018:ffffc9000355fbc0 EFLAGS: 00010286 [ 73.468634][ T740] RAX: 0000000000000000 RBX: ffff88802510b500 RCX: 0000000000000000 [ 73.477062][ T740] RDX: ffff88801412b900 RSI: ffffffff815cc9f5 RDI: fffff520006abf6a [ 73.485635][ T740] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 73.493924][ T740] R10: ffffffff815c685e R11: 0000000000000000 R12: ffff888027dc8f20 [ 73.502265][ T740] R13: 0000000000000000 R14: ffff888015f55500 R15: 0000000000000001 [ 73.510653][ T740] ? wake_up_klogd.part.0+0x8e/0xd0 [ 73.516148][ T740] ? vprintk+0x95/0x260 [ 73.520527][ T740] nf_unregister_net_hooks+0x117/0x160 [ 73.526277][ T740] arpt_unregister_table_pre_exit+0x67/0x80 [ 73.532291][ T740] ? arptable_filter_net_exit+0x20/0x20 [ 73.538124][ T740] cleanup_net+0x451/0xb10 [ 73.542780][ T740] ? ops_free_list.part.0+0x3d0/0x3d0 [ 73.548693][ T740] process_one_work+0x98d/0x1600 [ 73.553996][ T740] ? pwq_dec_nr_in_flight+0x320/0x320 [ 73.559399][ T740] ? rwlock_bug.part.0+0x90/0x90 [ 73.564587][ T740] ? _raw_spin_lock_irq+0x41/0x50 [ 73.569822][ T740] worker_thread+0x64c/0x1120 [ 73.574809][ T740] ? __kthread_parkme+0x13f/0x1e0 [ 73.580139][ T740] ? process_one_work+0x1600/0x1600 [ 73.585623][ T740] kthread+0x3b1/0x4a0 [ 73.590216][ T740] ? __kthread_bind_mask+0xc0/0xc0 [ 73.595618][ T740] ret_from_fork+0x1f/0x30 [ 73.602170][ T740] Kernel Offset: disabled [ 73.607309][ T740] Rebooting in 86400 seconds..