Warning: Permanently added '10.128.0.127' (ECDSA) to the list of known hosts. 2021/05/06 15:45:13 fuzzer started 2021/05/06 15:45:14 connecting to host at 10.128.0.169:45977 2021/05/06 15:45:14 checking machine... 2021/05/06 15:45:14 checking revisions... 2021/05/06 15:45:14 testing simple program... [ 79.661931][ T8435] chnl_net:caif_netlink_parms(): no params data found [ 79.742832][ T8435] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.750842][ T8435] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.759571][ T8435] device bridge_slave_0 entered promiscuous mode [ 79.783711][ T8435] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.810955][ T8435] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.822330][ T8435] device bridge_slave_1 entered promiscuous mode [ 79.852072][ T8435] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 79.864958][ T8435] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 79.896513][ T8435] team0: Port device team_slave_0 added [ 79.904280][ T8435] team0: Port device team_slave_1 added [ 79.922660][ T8435] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 79.930958][ T8435] 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. [ 79.958329][ T8435] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 79.972881][ T8435] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 79.979853][ T8435] 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. [ 80.006463][ T8435] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 80.034283][ T8435] device hsr_slave_0 entered promiscuous mode [ 80.041261][ T8435] device hsr_slave_1 entered promiscuous mode [ 80.146556][ T8435] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 80.157111][ T8435] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 80.167206][ T8435] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 80.178441][ T8435] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 80.203354][ T8435] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.210617][ T8435] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.218488][ T8435] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.225655][ T8435] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.274330][ T8435] 8021q: adding VLAN 0 to HW filter on device bond0 [ 80.287113][ T8326] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 80.299648][ T8326] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.309039][ T8326] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.319052][ T8326] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 80.333651][ T8435] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.345696][ T8326] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.355695][ T8326] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.362850][ T8326] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.374614][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.383353][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.390691][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.413060][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 80.433249][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 80.442161][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 80.450886][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 80.466261][ T8435] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 80.478821][ T8435] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 80.489408][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 80.510693][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 80.518169][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 80.528923][ T8435] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 80.549026][ T8326] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 80.569885][ T8326] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 80.579372][ T8326] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 80.587601][ T8326] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 80.599565][ T8435] device veth0_vlan entered promiscuous mode [ 80.614762][ T8435] device veth1_vlan entered promiscuous mode [ 80.638341][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 80.647067][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 80.656832][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 80.669164][ T8435] device veth0_macvtap entered promiscuous mode [ 80.682718][ T8435] device veth1_macvtap entered promiscuous mode [ 80.701549][ T8435] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 80.709245][ T8326] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 80.719300][ T8326] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 80.732409][ T8435] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 80.740932][ T8326] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 80.749498][ T8326] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 80.764669][ T8435] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.774008][ T8435] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.783185][ T8435] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.794164][ T8435] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.885921][ T170] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.900829][ T170] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 80.915912][ T4851] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready executing program [ 80.953007][ T50] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.961820][ T50] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 80.973168][ T8326] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2021/05/06 15:45:17 building call list... [ 81.726824][ T170] ------------[ cut here ]------------ [ 81.741835][ T170] hook not found, pf 3 num 0 [ 81.742499][ T170] WARNING: CPU: 0 PID: 170 at net/netfilter/core.c:480 __nf_unregister_net_hook+0x1eb/0x610 [ 81.758005][ T170] Modules linked in: [ 81.763969][ T170] CPU: 0 PID: 170 Comm: kworker/u4:4 Not tainted 5.12.0-syzkaller #0 [ 81.774851][ T170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.791004][ T170] Workqueue: netns cleanup_net [ 81.795920][ T170] RIP: 0010:__nf_unregister_net_hook+0x1eb/0x610 [ 81.803769][ T170] 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 c0 d8 6d 8a e8 40 4d 8a 01 <0f> 0b e9 e5 00 00 00 e8 59 19 2e fa 44 8b 3c 24 4c 89 f8 48 c1 e0 [ 81.826049][ T170] RSP: 0018:ffffc9000162fbc0 EFLAGS: 00010286 [ 81.834148][ T170] RAX: 0000000000000000 RBX: ffff888149afa500 RCX: 0000000000000000 [ 81.844727][ T170] RDX: ffff888015bc9c40 RSI: ffffffff815c8ba5 RDI: fffff520002c5f6a [ 81.854947][ T170] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 81.868554][ T170] R10: ffffffff815c2a0e R11: 0000000000000000 R12: ffff88801ef28f20 [ 81.877854][ T170] R13: 0000000000000000 R14: ffff88801678d780 R15: 0000000000000001 [ 81.888573][ T170] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 81.898591][ T170] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.907899][ T170] CR2: 00007f2da451a000 CR3: 000000003046a000 CR4: 00000000001506f0 [ 81.917920][ T170] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 81.928683][ T170] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 81.938510][ T170] Call Trace: [ 81.945451][ T170] nf_unregister_net_hooks+0x117/0x160 [ 81.951968][ T170] arpt_unregister_table_pre_exit+0x67/0x80 [ 81.957993][ T170] ? arptable_filter_net_exit+0x20/0x20 [ 81.966872][ T170] cleanup_net+0x451/0xb10 [ 81.972311][ T170] ? ops_free_list.part.0+0x3d0/0x3d0 [ 81.977814][ T170] process_one_work+0x98d/0x1600 [ 81.986964][ T170] ? pwq_dec_nr_in_flight+0x320/0x320 [ 81.993408][ T170] ? rwlock_bug.part.0+0x90/0x90 [ 81.998514][ T170] ? _raw_spin_lock_irq+0x41/0x50 [ 82.006560][ T170] worker_thread+0x64c/0x1120 [ 82.012459][ T170] ? __kthread_parkme+0x13f/0x1e0 [ 82.017536][ T170] ? process_one_work+0x1600/0x1600 [ 82.027021][ T170] kthread+0x3b1/0x4a0 [ 82.032354][ T170] ? __kthread_bind_mask+0xc0/0xc0 [ 82.037511][ T170] ret_from_fork+0x1f/0x30 [ 82.045697][ T170] Kernel panic - not syncing: panic_on_warn set ... [ 82.052423][ T170] CPU: 0 PID: 170 Comm: kworker/u4:4 Not tainted 5.12.0-syzkaller #0 [ 82.060511][ T170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.070677][ T170] Workqueue: netns cleanup_net [ 82.075469][ T170] Call Trace: [ 82.078764][ T170] dump_stack+0x141/0x1d7 [ 82.083125][ T170] panic+0x306/0x73d [ 82.087035][ T170] ? __warn_printk+0xf3/0xf3 [ 82.091652][ T170] ? __warn.cold+0x1a/0x44 [ 82.096083][ T170] ? __nf_unregister_net_hook+0x1eb/0x610 [ 82.102262][ T170] __warn.cold+0x35/0x44 [ 82.106529][ T170] ? __nf_unregister_net_hook+0x1eb/0x610 [ 82.112273][ T170] report_bug+0x1bd/0x210 [ 82.116628][ T170] handle_bug+0x3c/0x60 [ 82.120831][ T170] exc_invalid_op+0x14/0x40 [ 82.125353][ T170] asm_exc_invalid_op+0x12/0x20 [ 82.130315][ T170] RIP: 0010:__nf_unregister_net_hook+0x1eb/0x610 [ 82.136670][ T170] 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 c0 d8 6d 8a e8 40 4d 8a 01 <0f> 0b e9 e5 00 00 00 e8 59 19 2e fa 44 8b 3c 24 4c 89 f8 48 c1 e0 [ 82.156768][ T170] RSP: 0018:ffffc9000162fbc0 EFLAGS: 00010286 [ 82.163011][ T170] RAX: 0000000000000000 RBX: ffff888149afa500 RCX: 0000000000000000 [ 82.171266][ T170] RDX: ffff888015bc9c40 RSI: ffffffff815c8ba5 RDI: fffff520002c5f6a [ 82.179302][ T170] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 82.187834][ T170] R10: ffffffff815c2a0e R11: 0000000000000000 R12: ffff88801ef28f20 [ 82.195999][ T170] R13: 0000000000000000 R14: ffff88801678d780 R15: 0000000000000001 [ 82.204189][ T170] ? wake_up_klogd.part.0+0x8e/0xd0 [ 82.209414][ T170] ? vprintk+0x95/0x260 [ 82.213610][ T170] nf_unregister_net_hooks+0x117/0x160 [ 82.219094][ T170] arpt_unregister_table_pre_exit+0x67/0x80 [ 82.225004][ T170] ? arptable_filter_net_exit+0x20/0x20 [ 82.230838][ T170] cleanup_net+0x451/0xb10 [ 82.235315][ T170] ? ops_free_list.part.0+0x3d0/0x3d0 [ 82.240804][ T170] process_one_work+0x98d/0x1600 [ 82.245772][ T170] ? pwq_dec_nr_in_flight+0x320/0x320 [ 82.251168][ T170] ? rwlock_bug.part.0+0x90/0x90 [ 82.256205][ T170] ? _raw_spin_lock_irq+0x41/0x50 [ 82.261262][ T170] worker_thread+0x64c/0x1120 [ 82.265968][ T170] ? __kthread_parkme+0x13f/0x1e0 [ 82.271019][ T170] ? process_one_work+0x1600/0x1600 [ 82.276240][ T170] kthread+0x3b1/0x4a0 [ 82.280325][ T170] ? __kthread_bind_mask+0xc0/0xc0 [ 82.285552][ T170] ret_from_fork+0x1f/0x30 [ 82.291523][ T170] Kernel Offset: disabled [ 82.295982][ T170] Rebooting in 86400 seconds..