Warning: Permanently added '10.128.0.3' (ECDSA) to the list of known hosts. 2021/04/27 03:46:15 fuzzer started 2021/04/27 03:46:15 connecting to host at 10.128.0.169:38841 2021/04/27 03:46:15 checking machine... 2021/04/27 03:46:15 checking revisions... 2021/04/27 03:46:15 testing simple program... [ 72.883547][ T8425] chnl_net:caif_netlink_parms(): no params data found [ 72.942329][ T8425] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.950657][ T8425] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.960539][ T8425] device bridge_slave_0 entered promiscuous mode [ 72.972546][ T8425] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.980954][ T8425] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.990371][ T8425] device bridge_slave_1 entered promiscuous mode [ 73.011059][ T8425] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.022622][ T8425] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.045447][ T8425] team0: Port device team_slave_0 added [ 73.054152][ T8425] team0: Port device team_slave_1 added [ 73.072498][ T8425] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 73.080051][ T8425] 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. [ 73.108192][ T8425] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 73.121605][ T8425] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 73.128734][ T8425] 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. [ 73.155087][ T8425] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 73.181704][ T8425] device hsr_slave_0 entered promiscuous mode [ 73.189039][ T8425] device hsr_slave_1 entered promiscuous mode [ 73.294639][ T8425] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 73.305626][ T8425] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 73.315286][ T8425] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 73.325577][ T8425] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 73.351255][ T8425] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.358528][ T8425] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.366367][ T8425] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.373657][ T8425] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.421487][ T8425] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.435051][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.445811][ T3802] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.455947][ T3802] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.465493][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 73.480214][ T8425] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.493379][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.502704][ T3802] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.510387][ T3802] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.531396][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.541173][ T20] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.548682][ T20] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.572240][ T4816] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.581467][ T4816] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.590384][ T4816] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.599775][ T4816] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.610990][ T8425] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.622132][ T4816] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.644831][ T8425] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 73.652449][ T4816] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.660555][ T4816] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.681619][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 73.702716][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 73.711682][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 73.719630][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 73.732695][ T8425] device veth0_vlan entered promiscuous mode [ 73.744928][ T8425] device veth1_vlan entered promiscuous mode [ 73.767310][ T3159] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 73.776267][ T3159] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 73.785513][ T3159] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 73.797532][ T8425] device veth0_macvtap entered promiscuous mode [ 73.809618][ T8425] device veth1_macvtap entered promiscuous mode [ 73.830306][ T8425] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 73.837996][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 73.850152][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 73.863415][ T8425] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 73.872864][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 73.882343][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 73.895960][ T8425] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.905522][ T8425] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.914523][ T8425] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.924146][ T8425] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.028311][ T219] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.036447][ T219] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.080161][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 74.080771][ T141] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.098644][ T141] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.112463][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program 2021/04/27 03:46:18 building call list... [ 74.756552][ T141] ------------[ cut here ]------------ [ 74.762510][ T141] hook not found, pf 3 num 0 [ 74.763153][ T141] WARNING: CPU: 0 PID: 141 at net/netfilter/core.c:480 __nf_unregister_net_hook+0x1eb/0x610 [ 74.780381][ T141] Modules linked in: [ 74.784310][ T141] CPU: 0 PID: 141 Comm: kworker/u4:3 Not tainted 5.12.0-rc7-syzkaller #0 [ 74.795236][ T141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.807355][ T141] Workqueue: netns cleanup_net [ 74.812951][ T141] RIP: 0010:__nf_unregister_net_hook+0x1eb/0x610 [ 74.820184][ T141] 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 68 6c 8a e8 2e 07 8a 01 <0f> 0b e9 e5 00 00 00 e8 f9 34 35 fa 44 8b 3c 24 4c 89 f8 48 c1 e0 [ 74.841724][ T141] RSP: 0018:ffffc9000143fbc0 EFLAGS: 00010286 [ 74.848633][ T141] RAX: 0000000000000000 RBX: ffff8881467e7c00 RCX: 0000000000000000 [ 74.859721][ T141] RDX: ffff888011dd8000 RSI: ffffffff815c5205 RDI: fffff52000287f6a [ 74.867824][ T141] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 74.876811][ T141] R10: ffffffff815bdf9e R11: 0000000000000000 R12: ffff88802d8e8f20 [ 74.886907][ T141] R13: 0000000000000000 R14: ffff888011eee380 R15: 0000000000000001 [ 74.895331][ T141] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 74.905684][ T141] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.912769][ T141] CR2: 000000c000a00000 CR3: 000000002646a000 CR4: 00000000001506e0 [ 74.921219][ T141] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.929831][ T141] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.937832][ T141] Call Trace: [ 74.941287][ T141] nf_unregister_net_hooks+0x117/0x160 [ 74.947019][ T141] arpt_unregister_table_pre_exit+0x67/0x80 [ 74.953165][ T141] ? arptable_filter_net_exit+0x20/0x20 [ 74.962518][ T141] cleanup_net+0x451/0xb10 [ 74.967067][ T141] ? ops_free_list.part.0+0x3d0/0x3d0 [ 74.972819][ T141] process_one_work+0x98d/0x1600 [ 74.979792][ T141] ? pwq_dec_nr_in_flight+0x320/0x320 [ 74.985210][ T141] ? rwlock_bug.part.0+0x90/0x90 [ 74.992100][ T141] ? _raw_spin_lock_irq+0x41/0x50 [ 74.997267][ T141] worker_thread+0x64c/0x1120 [ 75.004826][ T141] ? process_one_work+0x1600/0x1600 [ 75.011397][ T141] kthread+0x3b1/0x4a0 [ 75.015534][ T141] ? __kthread_bind_mask+0xc0/0xc0 [ 75.023621][ T141] ret_from_fork+0x1f/0x30 [ 75.029319][ T141] Kernel panic - not syncing: panic_on_warn set ... [ 75.035926][ T141] CPU: 1 PID: 141 Comm: kworker/u4:3 Not tainted 5.12.0-rc7-syzkaller #0 [ 75.044354][ T141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.054708][ T141] Workqueue: netns cleanup_net [ 75.059510][ T141] Call Trace: [ 75.062800][ T141] dump_stack+0x141/0x1d7 [ 75.067168][ T141] panic+0x306/0x73d [ 75.071187][ T141] ? __warn_printk+0xf3/0xf3 [ 75.075816][ T141] ? __warn.cold+0x1a/0x44 [ 75.080285][ T141] ? __nf_unregister_net_hook+0x1eb/0x610 [ 75.086121][ T141] __warn.cold+0x35/0x44 [ 75.090391][ T141] ? __nf_unregister_net_hook+0x1eb/0x610 [ 75.096134][ T141] report_bug+0x1bd/0x210 [ 75.100486][ T141] handle_bug+0x3c/0x60 [ 75.104673][ T141] exc_invalid_op+0x14/0x40 [ 75.109283][ T141] asm_exc_invalid_op+0x12/0x20 [ 75.114242][ T141] RIP: 0010:__nf_unregister_net_hook+0x1eb/0x610 [ 75.120591][ T141] 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 68 6c 8a e8 2e 07 8a 01 <0f> 0b e9 e5 00 00 00 e8 f9 34 35 fa 44 8b 3c 24 4c 89 f8 48 c1 e0 [ 75.140398][ T141] RSP: 0018:ffffc9000143fbc0 EFLAGS: 00010286 [ 75.146489][ T141] RAX: 0000000000000000 RBX: ffff8881467e7c00 RCX: 0000000000000000 [ 75.154597][ T141] RDX: ffff888011dd8000 RSI: ffffffff815c5205 RDI: fffff52000287f6a [ 75.162678][ T141] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 75.170681][ T141] R10: ffffffff815bdf9e R11: 0000000000000000 R12: ffff88802d8e8f20 [ 75.178934][ T141] R13: 0000000000000000 R14: ffff888011eee380 R15: 0000000000000001 [ 75.186928][ T141] ? wake_up_klogd.part.0+0x8e/0xd0 [ 75.192151][ T141] ? vprintk_func+0x95/0x1e0 [ 75.196800][ T141] nf_unregister_net_hooks+0x117/0x160 [ 75.202287][ T141] arpt_unregister_table_pre_exit+0x67/0x80 [ 75.208330][ T141] ? arptable_filter_net_exit+0x20/0x20 [ 75.214197][ T141] cleanup_net+0x451/0xb10 [ 75.218634][ T141] ? ops_free_list.part.0+0x3d0/0x3d0 [ 75.224043][ T141] process_one_work+0x98d/0x1600 [ 75.229097][ T141] ? pwq_dec_nr_in_flight+0x320/0x320 [ 75.234670][ T141] ? rwlock_bug.part.0+0x90/0x90 [ 75.239628][ T141] ? _raw_spin_lock_irq+0x41/0x50 [ 75.244765][ T141] worker_thread+0x64c/0x1120 [ 75.249475][ T141] ? process_one_work+0x1600/0x1600 [ 75.254785][ T141] kthread+0x3b1/0x4a0 [ 75.258888][ T141] ? __kthread_bind_mask+0xc0/0xc0 [ 75.264019][ T141] ret_from_fork+0x1f/0x30 [ 75.269897][ T141] Kernel Offset: disabled [ 75.274358][ T141] Rebooting in 86400 seconds..