Warning: Permanently added '10.128.0.123' (ECDSA) to the list of known hosts. 2021/05/04 20:10:40 fuzzer started 2021/05/04 20:10:40 connecting to host at 10.128.0.169:43665 2021/05/04 20:10:40 checking machine... 2021/05/04 20:10:40 checking revisions... 2021/05/04 20:10:41 testing simple program... [ 75.055329][ T8438] chnl_net:caif_netlink_parms(): no params data found [ 75.118909][ T8438] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.129834][ T8438] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.138634][ T8438] device bridge_slave_0 entered promiscuous mode [ 75.150392][ T8438] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.157693][ T8438] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.165668][ T8438] device bridge_slave_1 entered promiscuous mode [ 75.196397][ T8438] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 75.209116][ T8438] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 75.235905][ T8438] team0: Port device team_slave_0 added [ 75.245036][ T8438] team0: Port device team_slave_1 added [ 75.264915][ T8438] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 75.274151][ T8438] 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. [ 75.302633][ T8438] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 75.316372][ T8438] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 75.323546][ T8438] 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. [ 75.351289][ T8438] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 75.388883][ T8438] device hsr_slave_0 entered promiscuous mode [ 75.396588][ T8438] device hsr_slave_1 entered promiscuous mode [ 75.538652][ T8438] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.551386][ T8438] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.561084][ T8438] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 75.571814][ T8438] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 75.599607][ T8438] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.607272][ T8438] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.615639][ T8438] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.623386][ T8438] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.677361][ T8438] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.692649][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.704693][ T4872] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.714294][ T4872] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.723859][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 75.738321][ T8438] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.751264][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.762560][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.769844][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.789642][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.798327][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.805396][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.821021][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.830402][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.848775][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.857652][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.873004][ T8438] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 75.885716][ T8438] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.894831][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.913994][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.922830][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.939625][ T8438] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.960468][ T8653] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.982093][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.990564][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.998906][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.011309][ T8438] device veth0_vlan entered promiscuous mode [ 76.023644][ T8438] device veth1_vlan entered promiscuous mode [ 76.031615][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.056298][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 76.065152][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 76.077507][ T8438] device veth0_macvtap entered promiscuous mode [ 76.089088][ T8438] device veth1_macvtap entered promiscuous mode [ 76.110104][ T8438] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 76.118298][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 76.127060][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 76.135667][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 76.145466][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 76.158231][ T8438] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 76.165803][ T8653] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 76.177757][ T8653] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 76.190014][ T8438] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.199411][ T8438] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.209328][ T8438] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.218892][ T8438] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.321011][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.346504][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.362352][ T211] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 executing program [ 76.370864][ T8653] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 76.373075][ T211] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.393822][ T8653] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2021/05/04 20:10:44 building call list... [ 77.108276][ T25] ------------[ cut here ]------------ [ 77.121314][ T25] hook not found, pf 3 num 0 [ 77.121682][ T25] WARNING: CPU: 0 PID: 25 at net/netfilter/core.c:480 __nf_unregister_net_hook+0x1eb/0x610 [ 77.146281][ T25] Modules linked in: [ 77.150364][ T25] CPU: 1 PID: 25 Comm: kworker/u4:1 Not tainted 5.12.0-syzkaller #0 [ 77.160820][ T25] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.173347][ T25] Workqueue: netns cleanup_net [ 77.182404][ T25] RIP: 0010:__nf_unregister_net_hook+0x1eb/0x610 [ 77.191000][ T25] 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 21 6e 8a e8 c6 42 8a 01 <0f> 0b e9 e5 00 00 00 e8 d9 04 2e fa 44 8b 3c 24 4c 89 f8 48 c1 e0 [ 77.212178][ T25] RSP: 0018:ffffc90000dffbc0 EFLAGS: 00010286 [ 77.219484][ T25] RAX: 0000000000000000 RBX: ffff888144447500 RCX: 0000000000000000 [ 77.228551][ T25] RDX: ffff888012503880 RSI: ffffffff815caaf5 RDI: fffff520001bff6a [ 77.238432][ T25] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 77.247587][ T25] R10: ffffffff815c495e R11: 0000000000000000 R12: ffff88801ac38f20 [ 77.255692][ T25] R13: 0000000000000000 R14: ffff8880132f7e00 R15: 0000000000000001 [ 77.266340][ T25] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 77.275406][ T25] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.284301][ T25] CR2: 00007efcd003c0f8 CR3: 00000000152ea000 CR4: 00000000001506e0 [ 77.293301][ T25] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 77.302755][ T25] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 77.312410][ T25] Call Trace: [ 77.315825][ T25] nf_unregister_net_hooks+0x117/0x160 [ 77.324082][ T25] arpt_unregister_table_pre_exit+0x67/0x80 [ 77.331075][ T25] ? arptable_filter_net_exit+0x20/0x20 [ 77.338653][ T25] cleanup_net+0x451/0xb10 [ 77.343490][ T25] ? ops_free_list.part.0+0x3d0/0x3d0 [ 77.350370][ T25] process_one_work+0x98d/0x1600 [ 77.355515][ T25] ? pwq_dec_nr_in_flight+0x320/0x320 [ 77.362805][ T25] ? rwlock_bug.part.0+0x90/0x90 [ 77.369257][ T25] ? _raw_spin_lock_irq+0x41/0x50 [ 77.374439][ T25] worker_thread+0x64c/0x1120 [ 77.381178][ T25] ? process_one_work+0x1600/0x1600 [ 77.388520][ T25] kthread+0x3b1/0x4a0 [ 77.392752][ T25] ? __kthread_bind_mask+0xc0/0xc0 [ 77.400003][ T25] ret_from_fork+0x1f/0x30 [ 77.404665][ T25] Kernel panic - not syncing: panic_on_warn set ... [ 77.411260][ T25] CPU: 1 PID: 25 Comm: kworker/u4:1 Not tainted 5.12.0-syzkaller #0 [ 77.419250][ T25] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.430580][ T25] Workqueue: netns cleanup_net [ 77.435455][ T25] Call Trace: [ 77.438907][ T25] dump_stack+0x141/0x1d7 [ 77.443533][ T25] panic+0x306/0x73d [ 77.447615][ T25] ? __warn_printk+0xf3/0xf3 [ 77.452220][ T25] ? __warn.cold+0x1a/0x44 [ 77.456811][ T25] ? __nf_unregister_net_hook+0x1eb/0x610 [ 77.462534][ T25] __warn.cold+0x35/0x44 [ 77.466776][ T25] ? __nf_unregister_net_hook+0x1eb/0x610 [ 77.472586][ T25] report_bug+0x1bd/0x210 [ 77.476921][ T25] handle_bug+0x3c/0x60 [ 77.481250][ T25] exc_invalid_op+0x14/0x40 [ 77.485861][ T25] asm_exc_invalid_op+0x12/0x20 [ 77.490717][ T25] RIP: 0010:__nf_unregister_net_hook+0x1eb/0x610 [ 77.497269][ T25] 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 21 6e 8a e8 c6 42 8a 01 <0f> 0b e9 e5 00 00 00 e8 d9 04 2e fa 44 8b 3c 24 4c 89 f8 48 c1 e0 [ 77.517016][ T25] RSP: 0018:ffffc90000dffbc0 EFLAGS: 00010286 [ 77.523349][ T25] RAX: 0000000000000000 RBX: ffff888144447500 RCX: 0000000000000000 [ 77.531487][ T25] RDX: ffff888012503880 RSI: ffffffff815caaf5 RDI: fffff520001bff6a [ 77.539454][ T25] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 77.547569][ T25] R10: ffffffff815c495e R11: 0000000000000000 R12: ffff88801ac38f20 [ 77.555623][ T25] R13: 0000000000000000 R14: ffff8880132f7e00 R15: 0000000000000001 [ 77.563863][ T25] ? wake_up_klogd.part.0+0x8e/0xd0 [ 77.569077][ T25] ? vprintk+0x95/0x260 [ 77.573251][ T25] nf_unregister_net_hooks+0x117/0x160 [ 77.578805][ T25] arpt_unregister_table_pre_exit+0x67/0x80 [ 77.584714][ T25] ? arptable_filter_net_exit+0x20/0x20 [ 77.590302][ T25] cleanup_net+0x451/0xb10 [ 77.594718][ T25] ? ops_free_list.part.0+0x3d0/0x3d0 [ 77.600194][ T25] process_one_work+0x98d/0x1600 [ 77.605164][ T25] ? pwq_dec_nr_in_flight+0x320/0x320 [ 77.610636][ T25] ? rwlock_bug.part.0+0x90/0x90 [ 77.615581][ T25] ? _raw_spin_lock_irq+0x41/0x50 [ 77.620623][ T25] worker_thread+0x64c/0x1120 [ 77.625320][ T25] ? process_one_work+0x1600/0x1600 [ 77.630540][ T25] kthread+0x3b1/0x4a0 [ 77.634692][ T25] ? __kthread_bind_mask+0xc0/0xc0 [ 77.640157][ T25] ret_from_fork+0x1f/0x30 [ 77.646062][ T25] Kernel Offset: disabled [ 77.651802][ T25] Rebooting in 86400 seconds..