Warning: Permanently added '10.128.10.6' (ECDSA) to the list of known hosts. 2021/04/28 21:31:50 fuzzer started 2021/04/28 21:31:50 connecting to host at 10.128.0.169:33293 2021/04/28 21:31:50 checking machine... 2021/04/28 21:31:50 checking revisions... 2021/04/28 21:31:50 testing simple program... [ 72.517586][ T8416] chnl_net:caif_netlink_parms(): no params data found [ 72.567649][ T8416] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.575452][ T8416] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.585016][ T8416] device bridge_slave_0 entered promiscuous mode [ 72.595489][ T8416] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.604488][ T8416] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.615067][ T8416] device bridge_slave_1 entered promiscuous mode [ 72.637476][ T8416] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.649119][ T8416] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.673104][ T8416] team0: Port device team_slave_0 added [ 72.683384][ T8416] team0: Port device team_slave_1 added [ 72.701828][ T8416] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.709446][ T8416] 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. [ 72.738304][ T8416] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.752097][ T8416] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.759718][ T8416] 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. [ 72.787711][ T8416] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.814846][ T8416] device hsr_slave_0 entered promiscuous mode [ 72.823088][ T8416] device hsr_slave_1 entered promiscuous mode [ 72.930340][ T8416] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 72.941317][ T8416] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 72.951751][ T8416] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 72.964610][ T8416] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 72.990897][ T8416] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.999049][ T8416] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.007517][ T8416] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.014786][ T8416] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.060705][ T8416] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.073781][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.087506][ T2936] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.097326][ T2936] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.105191][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 73.121959][ T8416] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.132762][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.143364][ T2936] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.150699][ T2936] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.177878][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.188186][ T3152] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.195286][ T3152] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.217929][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.228076][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.242076][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.250701][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.264567][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.276747][ T8416] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.295600][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.303672][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.320353][ T8416] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 73.340677][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 73.363164][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 73.371651][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 73.381045][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 73.394098][ T8416] device veth0_vlan entered promiscuous mode [ 73.408203][ T8416] device veth1_vlan entered promiscuous mode [ 73.431993][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 73.441863][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 73.452269][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 73.463337][ T8416] device veth0_macvtap entered promiscuous mode [ 73.475587][ T8416] device veth1_macvtap entered promiscuous mode [ 73.487073][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 73.505241][ T8416] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 73.513443][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 73.523925][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 73.538097][ T8416] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 73.547722][ T8637] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 73.557445][ T8637] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 73.570626][ T8416] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.581150][ T8416] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.590341][ T8416] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.599969][ T8416] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.703242][ T237] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.726932][ T237] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.744589][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.748999][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 73.755296][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.771485][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program 2021/04/28 21:31:53 building call list... [ 74.457974][ T237] ------------[ cut here ]------------ [ 74.464569][ T237] hook not found, pf 3 num 0 [ 74.465233][ T237] WARNING: CPU: 0 PID: 237 at net/netfilter/core.c:480 __nf_unregister_net_hook+0x1eb/0x610 [ 74.482526][ T237] Modules linked in: [ 74.488575][ T237] CPU: 0 PID: 237 Comm: kworker/u4:6 Not tainted 5.12.0-rc7-syzkaller #0 [ 74.499749][ T237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.512440][ T237] Workqueue: netns cleanup_net [ 74.518243][ T237] RIP: 0010:__nf_unregister_net_hook+0x1eb/0x610 [ 74.524810][ T237] 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 6c 6c 8a e8 8e 38 8a 01 <0f> 0b e9 e5 00 00 00 e8 59 36 35 fa 44 8b 3c 24 4c 89 f8 48 c1 e0 [ 74.550798][ T237] RSP: 0018:ffffc900019bfbc0 EFLAGS: 00010286 [ 74.558149][ T237] RAX: 0000000000000000 RBX: ffff88814749b700 RCX: 0000000000000000 [ 74.567679][ T237] RDX: ffff888012281c40 RSI: ffffffff815c5205 RDI: fffff52000337f6a [ 74.577641][ T237] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 74.589431][ T237] R10: ffffffff815bdf9e R11: 0000000000000000 R12: ffff8880191e0f20 [ 74.599801][ T237] R13: 0000000000000000 R14: ffff8880149ee300 R15: 0000000000000001 [ 74.608407][ T237] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 74.619274][ T237] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.627258][ T237] CR2: 00005625c2e03138 CR3: 0000000013e16000 CR4: 00000000001506f0 [ 74.638081][ T237] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.646520][ T237] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.654706][ T237] Call Trace: [ 74.659677][ T237] nf_unregister_net_hooks+0x117/0x160 [ 74.668521][ T237] arpt_unregister_table_pre_exit+0x67/0x80 [ 74.674471][ T237] ? arptable_filter_net_exit+0x20/0x20 [ 74.683147][ T237] cleanup_net+0x451/0xb10 [ 74.687941][ T237] ? ops_free_list.part.0+0x3d0/0x3d0 [ 74.693780][ T237] process_one_work+0x98d/0x1600 [ 74.700998][ T237] ? pwq_dec_nr_in_flight+0x320/0x320 [ 74.707080][ T237] ? rwlock_bug.part.0+0x90/0x90 [ 74.712222][ T237] ? _raw_spin_lock_irq+0x41/0x50 [ 74.719300][ T237] worker_thread+0x64c/0x1120 [ 74.724038][ T237] ? __kthread_parkme+0x13f/0x1e0 [ 74.729614][ T237] ? process_one_work+0x1600/0x1600 [ 74.735029][ T237] kthread+0x3b1/0x4a0 [ 74.741567][ T237] ? __kthread_bind_mask+0xc0/0xc0 [ 74.750187][ T237] ret_from_fork+0x1f/0x30 [ 74.754774][ T237] Kernel panic - not syncing: panic_on_warn set ... [ 74.761656][ T237] CPU: 0 PID: 237 Comm: kworker/u4:6 Not tainted 5.12.0-rc7-syzkaller #0 [ 74.770262][ T237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.780347][ T237] Workqueue: netns cleanup_net [ 74.785132][ T237] Call Trace: [ 74.788418][ T237] dump_stack+0x141/0x1d7 [ 74.793030][ T237] panic+0x306/0x73d [ 74.797049][ T237] ? __warn_printk+0xf3/0xf3 [ 74.801752][ T237] ? __warn.cold+0x1a/0x44 [ 74.806190][ T237] ? __nf_unregister_net_hook+0x1eb/0x610 [ 74.811936][ T237] __warn.cold+0x35/0x44 [ 74.816488][ T237] ? __nf_unregister_net_hook+0x1eb/0x610 [ 74.822241][ T237] report_bug+0x1bd/0x210 [ 74.826598][ T237] handle_bug+0x3c/0x60 [ 74.830994][ T237] exc_invalid_op+0x14/0x40 [ 74.835611][ T237] asm_exc_invalid_op+0x12/0x20 [ 74.840583][ T237] RIP: 0010:__nf_unregister_net_hook+0x1eb/0x610 [ 74.847083][ T237] 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 6c 6c 8a e8 8e 38 8a 01 <0f> 0b e9 e5 00 00 00 e8 59 36 35 fa 44 8b 3c 24 4c 89 f8 48 c1 e0 [ 74.867346][ T237] RSP: 0018:ffffc900019bfbc0 EFLAGS: 00010286 [ 74.873702][ T237] RAX: 0000000000000000 RBX: ffff88814749b700 RCX: 0000000000000000 [ 74.881782][ T237] RDX: ffff888012281c40 RSI: ffffffff815c5205 RDI: fffff52000337f6a [ 74.889951][ T237] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 74.898207][ T237] R10: ffffffff815bdf9e R11: 0000000000000000 R12: ffff8880191e0f20 [ 74.906196][ T237] R13: 0000000000000000 R14: ffff8880149ee300 R15: 0000000000000001 [ 74.914206][ T237] ? wake_up_klogd.part.0+0x8e/0xd0 [ 74.919490][ T237] ? vprintk_func+0x95/0x1e0 [ 74.924295][ T237] nf_unregister_net_hooks+0x117/0x160 [ 74.930220][ T237] arpt_unregister_table_pre_exit+0x67/0x80 [ 74.936226][ T237] ? arptable_filter_net_exit+0x20/0x20 [ 74.941793][ T237] cleanup_net+0x451/0xb10 [ 74.946227][ T237] ? ops_free_list.part.0+0x3d0/0x3d0 [ 74.951802][ T237] process_one_work+0x98d/0x1600 [ 74.956785][ T237] ? pwq_dec_nr_in_flight+0x320/0x320 [ 74.962180][ T237] ? rwlock_bug.part.0+0x90/0x90 [ 74.967452][ T237] ? _raw_spin_lock_irq+0x41/0x50 [ 74.972600][ T237] worker_thread+0x64c/0x1120 [ 74.977501][ T237] ? __kthread_parkme+0x13f/0x1e0 [ 74.982605][ T237] ? process_one_work+0x1600/0x1600 [ 74.987842][ T237] kthread+0x3b1/0x4a0 [ 74.991967][ T237] ? __kthread_bind_mask+0xc0/0xc0 [ 74.997425][ T237] ret_from_fork+0x1f/0x30 [ 75.003277][ T237] Kernel Offset: disabled [ 75.008157][ T237] Rebooting in 86400 seconds..