Warning: Permanently added '10.128.0.92' (ECDSA) to the list of known hosts. 2020/12/26 13:04:03 parsed 1 programs 2020/12/26 13:04:03 executed programs: 0 syzkaller login: [ 237.826859] IPVS: ftp: loaded support on port[0] = 21 [ 237.936700] chnl_net:caif_netlink_parms(): no params data found [ 238.009620] bridge0: port 1(bridge_slave_0) entered blocking state [ 238.016478] bridge0: port 1(bridge_slave_0) entered disabled state [ 238.024134] device bridge_slave_0 entered promiscuous mode [ 238.031718] bridge0: port 2(bridge_slave_1) entered blocking state [ 238.038186] bridge0: port 2(bridge_slave_1) entered disabled state [ 238.045085] device bridge_slave_1 entered promiscuous mode [ 238.062986] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 238.071865] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 238.091264] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 238.098698] team0: Port device team_slave_0 added [ 238.104113] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 238.111890] team0: Port device team_slave_1 added [ 238.126987] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 238.133303] 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. [ 238.158699] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 238.170323] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 238.176716] 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. [ 238.202277] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 238.213095] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 238.220901] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 238.240117] device hsr_slave_0 entered promiscuous mode [ 238.245913] device hsr_slave_1 entered promiscuous mode [ 238.252239] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 238.259605] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 238.325917] bridge0: port 2(bridge_slave_1) entered blocking state [ 238.332360] bridge0: port 2(bridge_slave_1) entered forwarding state [ 238.339616] bridge0: port 1(bridge_slave_0) entered blocking state [ 238.346018] bridge0: port 1(bridge_slave_0) entered forwarding state [ 238.377399] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 238.384068] 8021q: adding VLAN 0 to HW filter on device bond0 [ 238.392824] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 238.402891] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 238.411284] bridge0: port 1(bridge_slave_0) entered disabled state [ 238.419191] bridge0: port 2(bridge_slave_1) entered disabled state [ 238.426073] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 238.437146] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 238.443417] 8021q: adding VLAN 0 to HW filter on device team0 [ 238.453582] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 238.461822] bridge0: port 1(bridge_slave_0) entered blocking state [ 238.468233] bridge0: port 1(bridge_slave_0) entered forwarding state [ 238.477890] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 238.485725] bridge0: port 2(bridge_slave_1) entered blocking state [ 238.492134] bridge0: port 2(bridge_slave_1) entered forwarding state [ 238.508782] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 238.516662] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 238.530846] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 238.540953] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 238.553230] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 238.560200] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 238.568278] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 238.576375] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 238.585240] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 238.597947] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 238.605193] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 238.612493] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 238.623385] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 238.635910] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 238.646740] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 238.676289] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 238.683822] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 238.690927] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 238.700911] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 238.708808] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 238.715784] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 238.725071] device veth0_vlan entered promiscuous mode [ 238.734102] device veth1_vlan entered promiscuous mode [ 238.740508] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 238.749696] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 238.762455] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 238.771980] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 238.780183] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 238.787393] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 238.798030] device veth0_macvtap entered promiscuous mode [ 238.804390] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 238.813275] device veth1_macvtap entered promiscuous mode [ 238.822387] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 238.832489] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 238.842387] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 238.849696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 238.859047] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 238.869372] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 238.879399] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 238.986786] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 238.994952] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 239.011063] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 239.022431] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 239.029108] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 239.036887] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 239.045214] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 239.053020] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 239.878468] Bluetooth: hci0: command 0x0409 tx timeout 2020/12/26 13:04:08 executed programs: 3 [ 241.947275] Bluetooth: hci0: command 0x041b tx timeout [ 244.027627] Bluetooth: hci0: command 0x040f tx timeout [ 246.116933] Bluetooth: hci0: command 0x0419 tx timeout 2020/12/26 13:04:14 executed programs: 9 [ 248.186493] Bluetooth: hci0: command 0x0405 tx timeout 2020/12/26 13:04:19 executed programs: 15 2020/12/26 13:04:24 executed programs: 21 2020/12/26 13:04:30 executed programs: 27 2020/12/26 13:04:35 executed programs: 33 2020/12/26 13:04:40 executed programs: 39 [ 278.425051] INFO: trying to register non-static key. [ 278.430162] the code is fine but needs lockdep annotation. [ 278.435757] turning off the locking correctness validator. [ 278.441360] CPU: 0 PID: 8668 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 278.449128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 278.458456] Call Trace: [ 278.461024] dump_stack+0x1fc/0x2fe [ 278.464629] register_lock_class+0xe76/0x11c0 [ 278.469101] ? enqueue_entity+0xf86/0x3850 [ 278.473311] ? static_obj+0x50/0x50 [ 278.476916] ? try_to_wake_up+0x733/0x1050 [ 278.481256] __lock_acquire+0x17d/0x3ff0 [ 278.485298] ? trace_hardirqs_off+0x64/0x200 [ 278.489685] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 278.494779] ? try_to_wake_up+0x733/0x1050 [ 278.498991] ? mark_held_locks+0xf0/0xf0 [ 278.503039] ? __queue_work+0x5f1/0x1100 [ 278.507079] ? lock_downgrade+0x720/0x720 [ 278.511202] ? lock_acquire+0x170/0x3c0 [ 278.515241] ? do_raw_spin_unlock+0x171/0x230 [ 278.519724] lock_acquire+0x170/0x3c0 [ 278.523511] ? skb_dequeue+0x1c/0x180 [ 278.527296] _raw_spin_lock_irqsave+0x8c/0xc0 [ 278.531778] ? skb_dequeue+0x1c/0x180 [ 278.535557] skb_dequeue+0x1c/0x180 [ 278.539172] skb_queue_purge+0x21/0x30 [ 278.543045] l2cap_chan_del+0x690/0xa50 [ 278.546996] l2cap_chan_close+0x1b5/0x950 [ 278.551118] ? __set_monitor_timer+0x200/0x200 [ 278.555677] ? wait_for_completion_io+0x10/0x10 [ 278.560320] ? mark_held_locks+0xa6/0xf0 [ 278.564370] ? __local_bh_enable_ip+0x159/0x270 [ 278.569017] l2cap_sock_shutdown+0x339/0xe10 [ 278.573415] ? l2cap_sock_getname+0x510/0x510 [ 278.577887] ? l2cap_sock_release+0x6a/0x290 [ 278.582271] ? lock_downgrade+0x720/0x720 [ 278.586396] ? do_raw_write_lock+0xb8/0x1e0 [ 278.590697] l2cap_sock_release+0x77/0x290 [ 278.594924] __sock_release+0xcd/0x2a0 [ 278.598789] ? __sock_release+0x2a0/0x2a0 [ 278.602912] sock_close+0x15/0x20 [ 278.606344] __fput+0x2ce/0x890 [ 278.609601] task_work_run+0x148/0x1c0 [ 278.613486] get_signal+0x1b64/0x1f70 [ 278.617271] ? __local_bh_enable_ip+0x159/0x270 [ 278.621915] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 278.626485] do_signal+0x8f/0x1670 [ 278.630001] ? kick_process+0xe4/0x170 [ 278.633864] ? setup_sigcontext+0x820/0x820 [ 278.638174] ? l2cap_sock_accept+0x550/0x550 [ 278.642559] ? fput+0xf2/0x190 [ 278.645729] ? __sys_connect+0x140/0x2c0 [ 278.649763] ? __ia32_sys_accept+0xb0/0xb0 [ 278.653983] ? put_timespec64+0xcb/0x120 [ 278.658027] ? __se_compat_sys_gettimeofday+0x1b0/0x1b0 [ 278.663377] ? __se_sys_clock_gettime+0x124/0x1e0 [ 278.668198] ? exit_to_usermode_loop+0x36/0x2a0 [ 278.672842] exit_to_usermode_loop+0x204/0x2a0 [ 278.677401] do_syscall_64+0x538/0x620 [ 278.681266] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 278.686430] RIP: 0033:0x45e229 [ 278.689600] Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 278.708477] RSP: 002b:00007f1df9f75c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 278.716163] RAX: fffffffffffffffc RBX: 0000000000000003 RCX: 000000000045e229 [ 278.723418] RDX: 000000000000000e RSI: 0000000020000000 RDI: 0000000000000004 [ 278.730664] RBP: 000000000119c110 R08: 0000000000000000 R09: 0000000000000000 [ 278.737909] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119c0dc [ 278.745157] R13: 00007ffcebee07df R14: 00007f1df9f769c0 R15: 000000000119c0dc 2020/12/26 13:04:46 executed programs: 45 2020/12/26 13:04:51 executed programs: 51