Warning: Permanently added '10.128.10.13' (ECDSA) to the list of known hosts. 2021/05/07 22:06:21 fuzzer started 2021/05/07 22:06:21 connecting to host at 10.128.0.169:39673 2021/05/07 22:06:21 checking machine... 2021/05/07 22:06:21 checking revisions... 2021/05/07 22:06:21 testing simple program... [ 73.254750][ T8419] chnl_net:caif_netlink_parms(): no params data found [ 73.321807][ T8419] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.329992][ T8419] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.337866][ T8419] device bridge_slave_0 entered promiscuous mode [ 73.349018][ T8419] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.357083][ T8419] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.365441][ T8419] device bridge_slave_1 entered promiscuous mode [ 73.385622][ T8419] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.396886][ T8419] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.422550][ T8419] team0: Port device team_slave_0 added [ 73.435404][ T8419] team0: Port device team_slave_1 added [ 73.455475][ T8419] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 73.462978][ T8419] 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. [ 73.490854][ T8419] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 73.504015][ T8419] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 73.512015][ T8419] 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. [ 73.538764][ T8419] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 73.566450][ T8419] device hsr_slave_0 entered promiscuous mode [ 73.574088][ T8419] device hsr_slave_1 entered promiscuous mode [ 73.679172][ T8419] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 73.692060][ T8419] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 73.704542][ T8419] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 73.713716][ T8419] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 73.742214][ T8419] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.749380][ T8419] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.757508][ T8419] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.764667][ T8419] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.810147][ T8419] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.825343][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.836989][ T20] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.846279][ T20] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.855826][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 73.870746][ T8419] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.883700][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.892374][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.899729][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.911879][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.921582][ T20] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.928691][ T20] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.949411][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.970061][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.978244][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.987616][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.997268][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.011639][ T8419] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.031744][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 74.039444][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 74.055129][ T8419] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.075842][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.098845][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 74.108464][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 74.117235][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 74.131230][ T8419] device veth0_vlan entered promiscuous mode [ 74.144122][ T8419] device veth1_vlan entered promiscuous mode [ 74.167403][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 74.176863][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 74.186575][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 74.198835][ T8419] device veth0_macvtap entered promiscuous mode [ 74.209046][ T8419] device veth1_macvtap entered promiscuous mode [ 74.230330][ T8419] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 74.238147][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 74.248288][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 74.261352][ T8419] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 74.268684][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 74.278408][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 74.291272][ T8419] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.301674][ T8419] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.311019][ T8419] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.319862][ T8419] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.409873][ T25] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.418282][ T25] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.458900][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 74.480754][ T42] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.490646][ T42] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.502799][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program 2021/05/07 22:06:24 building call list... [ 75.183792][ T106] ------------[ cut here ]------------ [ 75.193683][ T106] hook not found, pf 3 num 0 [ 75.194442][ T106] WARNING: CPU: 0 PID: 106 at net/netfilter/core.c:480 __nf_unregister_net_hook+0x1eb/0x610 [ 75.214449][ T106] Modules linked in: [ 75.218477][ T106] CPU: 0 PID: 106 Comm: kworker/u4:3 Not tainted 5.12.0-syzkaller #0 [ 75.228228][ T106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.242034][ T106] Workqueue: netns cleanup_net [ 75.247509][ T106] RIP: 0010:__nf_unregister_net_hook+0x1eb/0x610 [ 75.256471][ T106] 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 [ 75.280316][ T106] RSP: 0018:ffffc9000125fbc0 EFLAGS: 00010286 [ 75.286554][ T106] RAX: 0000000000000000 RBX: ffff88802427d900 RCX: 0000000000000000 [ 75.295166][ T106] RDX: ffff888014553880 RSI: ffffffff815c8ba5 RDI: fffff5200024bf6a [ 75.303957][ T106] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 75.314520][ T106] R10: ffffffff815c2a0e R11: 0000000000000000 R12: ffff88801bdd0f20 [ 75.324191][ T106] R13: 0000000000000000 R14: ffff88801eb6f100 R15: 0000000000000001 [ 75.335072][ T106] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 75.346326][ T106] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.355097][ T106] CR2: 00007fbb26f25000 CR3: 0000000029134000 CR4: 00000000001506f0 [ 75.363865][ T106] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 75.375004][ T106] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 75.384387][ T106] Call Trace: [ 75.387755][ T106] nf_unregister_net_hooks+0x117/0x160 [ 75.394470][ T106] arpt_unregister_table_pre_exit+0x67/0x80 [ 75.401249][ T106] ? arptable_filter_net_exit+0x20/0x20 [ 75.407082][ T106] cleanup_net+0x451/0xb10 [ 75.415286][ T106] ? ops_free_list.part.0+0x3d0/0x3d0 [ 75.421521][ T106] process_one_work+0x98d/0x1600 [ 75.426574][ T106] ? pwq_dec_nr_in_flight+0x320/0x320 [ 75.434194][ T106] ? rwlock_bug.part.0+0x90/0x90 [ 75.439247][ T106] ? _raw_spin_lock_irq+0x41/0x50 [ 75.445431][ T106] worker_thread+0x64c/0x1120 [ 75.450902][ T106] ? process_one_work+0x1600/0x1600 [ 75.456303][ T106] kthread+0x3b1/0x4a0 [ 75.462091][ T106] ? __kthread_bind_mask+0xc0/0xc0 [ 75.467327][ T106] ret_from_fork+0x1f/0x30 [ 75.473042][ T106] Kernel panic - not syncing: panic_on_warn set ... [ 75.479643][ T106] CPU: 0 PID: 106 Comm: kworker/u4:3 Not tainted 5.12.0-syzkaller #0 [ 75.487717][ T106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.497799][ T106] Workqueue: netns cleanup_net [ 75.502589][ T106] Call Trace: [ 75.505961][ T106] dump_stack+0x141/0x1d7 [ 75.510304][ T106] panic+0x306/0x73d [ 75.514211][ T106] ? __warn_printk+0xf3/0xf3 [ 75.518821][ T106] ? __warn.cold+0x1a/0x44 [ 75.523251][ T106] ? __nf_unregister_net_hook+0x1eb/0x610 [ 75.528988][ T106] __warn.cold+0x35/0x44 [ 75.533408][ T106] ? __nf_unregister_net_hook+0x1eb/0x610 [ 75.539190][ T106] report_bug+0x1bd/0x210 [ 75.543549][ T106] handle_bug+0x3c/0x60 [ 75.547723][ T106] exc_invalid_op+0x14/0x40 [ 75.552238][ T106] asm_exc_invalid_op+0x12/0x20 [ 75.557111][ T106] RIP: 0010:__nf_unregister_net_hook+0x1eb/0x610 [ 75.563466][ T106] 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 [ 75.583258][ T106] RSP: 0018:ffffc9000125fbc0 EFLAGS: 00010286 [ 75.589335][ T106] RAX: 0000000000000000 RBX: ffff88802427d900 RCX: 0000000000000000 [ 75.597337][ T106] RDX: ffff888014553880 RSI: ffffffff815c8ba5 RDI: fffff5200024bf6a [ 75.605506][ T106] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 75.613485][ T106] R10: ffffffff815c2a0e R11: 0000000000000000 R12: ffff88801bdd0f20 [ 75.621470][ T106] R13: 0000000000000000 R14: ffff88801eb6f100 R15: 0000000000000001 [ 75.629480][ T106] ? wake_up_klogd.part.0+0x8e/0xd0 [ 75.634753][ T106] ? vprintk+0x95/0x260 [ 75.638955][ T106] nf_unregister_net_hooks+0x117/0x160 [ 75.644444][ T106] arpt_unregister_table_pre_exit+0x67/0x80 [ 75.650363][ T106] ? arptable_filter_net_exit+0x20/0x20 [ 75.655979][ T106] cleanup_net+0x451/0xb10 [ 75.660462][ T106] ? ops_free_list.part.0+0x3d0/0x3d0 [ 75.665866][ T106] process_one_work+0x98d/0x1600 [ 75.670836][ T106] ? pwq_dec_nr_in_flight+0x320/0x320 [ 75.676229][ T106] ? rwlock_bug.part.0+0x90/0x90 [ 75.681182][ T106] ? _raw_spin_lock_irq+0x41/0x50 [ 75.686233][ T106] worker_thread+0x64c/0x1120 [ 75.690940][ T106] ? process_one_work+0x1600/0x1600 [ 75.696172][ T106] kthread+0x3b1/0x4a0 [ 75.700250][ T106] ? __kthread_bind_mask+0xc0/0xc0 [ 75.705372][ T106] ret_from_fork+0x1f/0x30 [ 75.710076][ T106] Kernel Offset: disabled [ 75.714592][ T106] Rebooting in 86400 seconds..