Warning: Permanently added '10.128.10.5' (ECDSA) to the list of known hosts. 2021/05/04 11:16:20 fuzzer started 2021/05/04 11:16:20 connecting to host at 10.128.0.169:44083 2021/05/04 11:16:20 checking machine... 2021/05/04 11:16:20 checking revisions... 2021/05/04 11:16:20 testing simple program... [ 72.386969][ T8395] chnl_net:caif_netlink_parms(): no params data found [ 72.449248][ T8395] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.459578][ T8395] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.468653][ T8395] device bridge_slave_0 entered promiscuous mode [ 72.480116][ T8395] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.487635][ T8395] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.495575][ T8395] device bridge_slave_1 entered promiscuous mode [ 72.516965][ T8395] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.529286][ T8395] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.551446][ T8395] team0: Port device team_slave_0 added [ 72.559762][ T8395] team0: Port device team_slave_1 added [ 72.577806][ T8395] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.584970][ T8395] 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. [ 72.611733][ T8395] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.624733][ T8395] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.631863][ T8395] 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. [ 72.658580][ T8395] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.687728][ T8395] device hsr_slave_0 entered promiscuous mode [ 72.694749][ T8395] device hsr_slave_1 entered promiscuous mode [ 72.805249][ T8395] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 72.816970][ T8395] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 72.829084][ T8395] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 72.839604][ T8395] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 72.866385][ T8395] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.873897][ T8395] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.882254][ T8395] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.889525][ T8395] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.936587][ T8395] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.951898][ T3317] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.963801][ T3317] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.974373][ T3317] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.984143][ T3317] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 72.999680][ T8395] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.012594][ T4807] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.022996][ T4807] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.030631][ T4807] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.043444][ T3317] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.053409][ T3317] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.062094][ T3317] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.089405][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.099249][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.108491][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.122626][ T8395] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 73.134908][ T8395] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.145330][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.153639][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.181270][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.191551][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.204543][ T8395] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 73.226637][ T3317] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 73.248334][ T3317] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 73.258077][ T3317] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 73.266327][ T3317] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 73.279210][ T8395] device veth0_vlan entered promiscuous mode [ 73.293765][ T8395] device veth1_vlan entered promiscuous mode [ 73.318789][ T3317] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 73.327708][ T3317] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 73.336160][ T3317] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 73.349410][ T8395] device veth0_macvtap entered promiscuous mode [ 73.357788][ T8614] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 73.369360][ T8395] device veth1_macvtap entered promiscuous mode [ 73.388933][ T8395] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 73.396531][ T8614] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 73.406319][ T8614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 73.420844][ T8395] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 73.428931][ T8614] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 73.439684][ T8614] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 73.452151][ T8395] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.462707][ T8395] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.474996][ T8395] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.487279][ T8395] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.576925][ T25] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.593926][ T25] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.621046][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 73.645188][ T25] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.653622][ T25] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.665216][ T8614] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2021/05/04 11:16:23 building call list... executing program [ 74.332834][ T25] ------------[ cut here ]------------ [ 74.343279][ T25] hook not found, pf 3 num 0 [ 74.343928][ T25] WARNING: CPU: 1 PID: 25 at net/netfilter/core.c:480 __nf_unregister_net_hook+0x1eb/0x610 [ 74.362118][ T25] Modules linked in: [ 74.366321][ T25] CPU: 1 PID: 25 Comm: kworker/u4:1 Not tainted 5.12.0-syzkaller #0 [ 74.385602][ T25] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.397878][ T25] Workqueue: netns cleanup_net [ 74.402772][ T25] RIP: 0010:__nf_unregister_net_hook+0x1eb/0x610 [ 74.410655][ 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 78 6d 8a e8 90 4a 8a 01 <0f> 0b e9 e5 00 00 00 e8 a9 46 30 fa 44 8b 3c 24 4c 89 f8 48 c1 e0 [ 74.433847][ T25] RSP: 0018:ffffc90000dffbc0 EFLAGS: 00010286 [ 74.442620][ T25] RAX: 0000000000000000 RBX: ffff888021b65100 RCX: 0000000000000000 [ 74.452054][ T25] RDX: ffff888011f43880 RSI: ffffffff815c8ba5 RDI: fffff520001bff6a [ 74.467302][ T25] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 74.475314][ T25] R10: ffffffff815c2a0e R11: 0000000000000000 R12: ffff888016168f20 [ 74.486260][ T25] R13: 0000000000000000 R14: ffff8880134c9f00 R15: 0000000000000001 [ 74.496526][ T25] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 74.508331][ T25] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.515252][ T25] CR2: 00007f25365da008 CR3: 0000000012fd1000 CR4: 00000000001506e0 [ 74.524887][ T25] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.536075][ T25] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.547755][ T25] Call Trace: [ 74.551081][ T25] nf_unregister_net_hooks+0x117/0x160 [ 74.560165][ T25] arpt_unregister_table_pre_exit+0x67/0x80 [ 74.566229][ T25] ? arptable_filter_net_exit+0x20/0x20 [ 74.573690][ T25] cleanup_net+0x451/0xb10 [ 74.581397][ T25] ? ops_free_list.part.0+0x3d0/0x3d0 [ 74.588056][ T25] process_one_work+0x98d/0x1600 [ 74.593151][ T25] ? pwq_dec_nr_in_flight+0x320/0x320 [ 74.601480][ T25] ? rwlock_bug.part.0+0x90/0x90 [ 74.606727][ T25] ? _raw_spin_lock_irq+0x41/0x50 [ 74.613639][ T25] worker_thread+0x64c/0x1120 [ 74.625712][ T25] ? process_one_work+0x1600/0x1600 [ 74.632533][ T25] kthread+0x3b1/0x4a0 [ 74.638078][ T25] ? __kthread_bind_mask+0xc0/0xc0 [ 74.643247][ T25] ret_from_fork+0x1f/0x30 [ 74.650566][ T25] Kernel panic - not syncing: panic_on_warn set ... [ 74.657191][ T25] CPU: 1 PID: 25 Comm: kworker/u4:1 Not tainted 5.12.0-syzkaller #0 [ 74.665458][ T25] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.675701][ T25] Workqueue: netns cleanup_net [ 74.680514][ T25] Call Trace: [ 74.684168][ T25] dump_stack+0x141/0x1d7 [ 74.689068][ T25] panic+0x306/0x73d [ 74.693172][ T25] ? __warn_printk+0xf3/0xf3 [ 74.697913][ T25] ? __warn.cold+0x1a/0x44 [ 74.702520][ T25] ? __nf_unregister_net_hook+0x1eb/0x610 [ 74.708433][ T25] __warn.cold+0x35/0x44 [ 74.712688][ T25] ? __nf_unregister_net_hook+0x1eb/0x610 [ 74.718503][ T25] report_bug+0x1bd/0x210 [ 74.723099][ T25] handle_bug+0x3c/0x60 [ 74.727427][ T25] exc_invalid_op+0x14/0x40 [ 74.732025][ T25] asm_exc_invalid_op+0x12/0x20 [ 74.736894][ T25] RIP: 0010:__nf_unregister_net_hook+0x1eb/0x610 [ 74.743525][ 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 78 6d 8a e8 90 4a 8a 01 <0f> 0b e9 e5 00 00 00 e8 a9 46 30 fa 44 8b 3c 24 4c 89 f8 48 c1 e0 [ 74.764243][ T25] RSP: 0018:ffffc90000dffbc0 EFLAGS: 00010286 [ 74.770332][ T25] RAX: 0000000000000000 RBX: ffff888021b65100 RCX: 0000000000000000 [ 74.778310][ T25] RDX: ffff888011f43880 RSI: ffffffff815c8ba5 RDI: fffff520001bff6a [ 74.786560][ T25] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 74.794717][ T25] R10: ffffffff815c2a0e R11: 0000000000000000 R12: ffff888016168f20 [ 74.802703][ T25] R13: 0000000000000000 R14: ffff8880134c9f00 R15: 0000000000000001 [ 74.811196][ T25] ? wake_up_klogd.part.0+0x8e/0xd0 [ 74.816400][ T25] ? vprintk+0x95/0x260 [ 74.820567][ T25] nf_unregister_net_hooks+0x117/0x160 [ 74.826241][ T25] arpt_unregister_table_pre_exit+0x67/0x80 [ 74.832165][ T25] ? arptable_filter_net_exit+0x20/0x20 [ 74.837993][ T25] cleanup_net+0x451/0xb10 [ 74.842419][ T25] ? ops_free_list.part.0+0x3d0/0x3d0 [ 74.847809][ T25] process_one_work+0x98d/0x1600 [ 74.852766][ T25] ? pwq_dec_nr_in_flight+0x320/0x320 [ 74.858148][ T25] ? rwlock_bug.part.0+0x90/0x90 [ 74.863273][ T25] ? _raw_spin_lock_irq+0x41/0x50 [ 74.868387][ T25] worker_thread+0x64c/0x1120 [ 74.873314][ T25] ? process_one_work+0x1600/0x1600 [ 74.878648][ T25] kthread+0x3b1/0x4a0 [ 74.882904][ T25] ? __kthread_bind_mask+0xc0/0xc0 [ 74.888377][ T25] ret_from_fork+0x1f/0x30 [ 74.893154][ T25] Kernel Offset: disabled [ 74.898045][ T25] Rebooting in 86400 seconds..