Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.96' (ECDSA) to the list of known hosts. 2020/12/24 22:45:36 parsed 1 programs 2020/12/24 22:45:36 executed programs: 0 syzkaller login: [ 36.853425] IPVS: ftp: loaded support on port[0] = 21 [ 36.980278] chnl_net:caif_netlink_parms(): no params data found [ 37.076288] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.083008] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.091790] device bridge_slave_0 entered promiscuous mode [ 37.100014] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.106784] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.113864] device bridge_slave_1 entered promiscuous mode [ 37.132943] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 37.142856] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 37.162856] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 37.170501] team0: Port device team_slave_0 added [ 37.176501] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 37.183946] team0: Port device team_slave_1 added [ 37.200321] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.206649] 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. [ 37.232109] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.243716] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.250096] 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. [ 37.275744] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.286624] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 37.294103] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 37.314347] device hsr_slave_0 entered promiscuous mode [ 37.320262] device hsr_slave_1 entered promiscuous mode [ 37.326751] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 37.333828] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 37.401415] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.407914] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.414903] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.421272] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.453993] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 37.461553] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.470705] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.480516] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.489473] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.496828] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.503799] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 37.515808] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 37.521892] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.531576] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.539826] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.546257] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.556683] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.565158] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.571496] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.591621] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 37.601732] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 37.612408] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 37.620116] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 37.628542] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 37.636428] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.644132] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.651905] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 37.658894] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 37.671398] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 37.679973] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 37.686794] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 37.699539] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.711557] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 37.721473] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.758596] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 37.765860] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 37.772406] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 37.782050] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 37.790058] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 37.797049] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 37.806248] device veth0_vlan entered promiscuous mode [ 37.815260] device veth1_vlan entered promiscuous mode [ 37.821005] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 37.831325] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 37.842042] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 37.851353] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 37.859383] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 37.866940] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.876009] device veth0_macvtap entered promiscuous mode [ 37.882069] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 37.890963] device veth1_macvtap entered promiscuous mode [ 37.900130] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 37.909356] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 37.919711] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.927071] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 37.935408] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 37.949029] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 37.956345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 38.065311] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 38.072398] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.092142] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 38.095377] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.105146] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.112265] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.122742] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 38.132719] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 38.905273] Bluetooth: hci0: command 0x0409 tx timeout [ 40.972464] Bluetooth: hci0: command 0x041b tx timeout 2020/12/24 22:45:42 executed programs: 4 [ 43.051488] Bluetooth: hci0: command 0x040f tx timeout [ 45.130477] Bluetooth: hci0: command 0x0419 tx timeout 2020/12/24 22:45:47 executed programs: 10 [ 47.209633] Bluetooth: hci0: command 0x0405 tx timeout 2020/12/24 22:45:53 executed programs: 16 [ 52.754504] INFO: trying to register non-static key. [ 52.759788] the code is fine but needs lockdep annotation. [ 52.765431] turning off the locking correctness validator. [ 52.771044] CPU: 1 PID: 8505 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0 [ 52.778813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.788145] Call Trace: [ 52.790717] dump_stack+0x1fc/0x2fe [ 52.794325] register_lock_class+0xe76/0x11c0 [ 52.798838] ? enqueue_entity+0xf86/0x3850 [ 52.803061] ? static_obj+0x50/0x50 [ 52.806676] ? try_to_wake_up+0x733/0x1050 [ 52.810898] __lock_acquire+0x17d/0x3ff0 [ 52.814942] ? trace_hardirqs_off+0x64/0x200 [ 52.819348] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 52.824431] ? try_to_wake_up+0x733/0x1050 [ 52.828657] ? mark_held_locks+0xf0/0xf0 [ 52.832706] ? __queue_work+0x5f1/0x1100 [ 52.836784] ? lock_downgrade+0x720/0x720 [ 52.840914] ? lock_acquire+0x170/0x3c0 [ 52.844890] ? do_raw_spin_unlock+0x171/0x230 [ 52.849382] lock_acquire+0x170/0x3c0 [ 52.853164] ? skb_dequeue+0x1c/0x180 [ 52.856957] _raw_spin_lock_irqsave+0x8c/0xc0 [ 52.861445] ? skb_dequeue+0x1c/0x180 [ 52.865227] skb_dequeue+0x1c/0x180 [ 52.868849] skb_queue_purge+0x21/0x30 [ 52.872726] l2cap_chan_del+0x690/0xa50 [ 52.876681] l2cap_chan_close+0x1b5/0x950 [ 52.880807] ? __set_monitor_timer+0x200/0x200 [ 52.885367] ? wait_for_completion_io+0x10/0x10 [ 52.890126] ? mark_held_locks+0xa6/0xf0 [ 52.894165] ? __local_bh_enable_ip+0x159/0x270 [ 52.898825] l2cap_sock_shutdown+0x339/0xe10 [ 52.903214] ? l2cap_sock_getname+0x510/0x510 [ 52.907689] ? l2cap_sock_release+0x6a/0x290 [ 52.912088] ? lock_downgrade+0x720/0x720 [ 52.916216] ? do_raw_write_lock+0xb8/0x1e0 [ 52.920530] l2cap_sock_release+0x77/0x290 [ 52.924758] __sock_release+0xcd/0x2a0 [ 52.928640] ? __sock_release+0x2a0/0x2a0 [ 52.932765] sock_close+0x15/0x20 [ 52.936193] __fput+0x2ce/0x890 [ 52.939463] task_work_run+0x148/0x1c0 [ 52.943327] get_signal+0x1b64/0x1f70 [ 52.947107] ? __local_bh_enable_ip+0x159/0x270 [ 52.951755] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 52.956311] do_signal+0x8f/0x1670 [ 52.959832] ? kick_process+0xe4/0x170 [ 52.963781] ? setup_sigcontext+0x820/0x820 [ 52.968080] ? l2cap_sock_accept+0x550/0x550 [ 52.972461] ? fput+0xf2/0x190 [ 52.975631] ? __sys_connect+0x140/0x2c0 [ 52.979668] ? __ia32_sys_accept+0xb0/0xb0 [ 52.983892] ? put_timespec64+0xcb/0x120 [ 52.987936] ? __se_compat_sys_gettimeofday+0x1b0/0x1b0 [ 52.993278] ? __se_sys_clock_gettime+0x124/0x1e0 [ 52.998099] ? exit_to_usermode_loop+0x36/0x2a0 [ 53.002747] exit_to_usermode_loop+0x204/0x2a0 [ 53.007317] do_syscall_64+0x538/0x620 [ 53.011190] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.016377] RIP: 0033:0x45e149 [ 53.019581] 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 [ 53.038472] RSP: 002b:00007fcb45c84c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 53.046153] RAX: fffffffffffffffc RBX: 0000000000000003 RCX: 000000000045e149 [ 53.053398] RDX: 000000000000000e RSI: 0000000020000000 RDI: 0000000000000004 [ 53.060657] RBP: 000000000119c110 R08: 0000000000000000 R09: 0000000000000000 [ 53.067926] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119c0dc [ 53.075184] R13: 00007fffa2c5c5af R14: 00007fcb45c859c0 R15: 000000000119c0dc 2020/12/24 22:45:58 executed programs: 22