Warning: Permanently added '10.128.0.42' (ECDSA) to the list of known hosts. 2020/08/05 02:38:58 parsed 1 programs 2020/08/05 02:38:59 executed programs: 0 syzkaller login: [ 41.279039] audit: type=1400 audit(1596595139.100:8): avc: denied { execmem } for pid=6476 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 41.320743] IPVS: ftp: loaded support on port[0] = 21 [ 41.413123] chnl_net:caif_netlink_parms(): no params data found [ 41.540081] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.547069] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.555912] device bridge_slave_0 entered promiscuous mode [ 41.565193] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.572634] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.580862] device bridge_slave_1 entered promiscuous mode [ 41.599700] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.608929] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.630167] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.637895] team0: Port device team_slave_0 added [ 41.644358] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.652244] team0: Port device team_slave_1 added [ 41.669400] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.675747] 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. [ 41.701151] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.713101] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.719872] 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. [ 41.745571] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.757252] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.765220] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.816279] device hsr_slave_0 entered promiscuous mode [ 41.844070] device hsr_slave_1 entered promiscuous mode [ 41.894641] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.902581] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.978430] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.984990] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.992683] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.999186] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.036595] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 42.042774] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.054137] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.062679] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.082749] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.092439] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.100649] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 42.111834] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.119569] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.130093] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.138425] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.144884] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.164942] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.172859] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.179332] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.186686] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.195232] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.203871] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.214199] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.226327] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.236548] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.243055] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.258367] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.266298] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.274858] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.288034] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.300836] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 42.312883] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.355458] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 42.362673] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 42.371083] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 42.381106] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.390240] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.398809] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.408529] device veth0_vlan entered promiscuous mode [ 42.419197] device veth1_vlan entered promiscuous mode [ 42.434628] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 42.444834] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 42.451682] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 42.462033] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.472317] device veth0_macvtap entered promiscuous mode [ 42.479729] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 42.489570] device veth1_macvtap entered promiscuous mode [ 42.496198] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 42.505684] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 42.515968] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 42.525820] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 42.533400] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 42.540209] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 42.548387] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 42.555876] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.563877] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.575239] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 42.582124] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 42.589516] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.597668] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.895194] INFO: trying to register non-static key. [ 43.900369] the code is fine but needs lockdep annotation. [ 43.906062] turning off the locking correctness validator. [ 43.911687] CPU: 0 PID: 6716 Comm: syz-executor.0 Not tainted 4.19.136-syzkaller #0 [ 43.919471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.928829] Call Trace: [ 43.931430] dump_stack+0x1fc/0x2fe [ 43.935050] register_lock_class+0xe76/0x11c0 [ 43.939545] ? enqueue_entity+0xf86/0x3850 [ 43.943766] ? static_obj+0x50/0x50 [ 43.947400] ? try_to_wake_up+0x733/0x1050 [ 43.951620] __lock_acquire+0x17d/0x3ff0 [ 43.955668] ? trace_hardirqs_off+0x64/0x200 [ 43.960074] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 43.965181] ? try_to_wake_up+0x733/0x1050 [ 43.969409] ? mark_held_locks+0xf0/0xf0 [ 43.973455] ? __queue_work+0x5f1/0x1100 [ 43.977497] ? lock_downgrade+0x720/0x720 [ 43.981622] ? lock_acquire+0x170/0x3c0 [ 43.985599] ? do_raw_spin_unlock+0x171/0x230 [ 43.990094] lock_acquire+0x170/0x3c0 [ 43.993909] ? skb_dequeue+0x1c/0x170 [ 43.997692] _raw_spin_lock_irqsave+0x8c/0xc0 [ 44.002167] ? skb_dequeue+0x1c/0x170 [ 44.005968] skb_dequeue+0x1c/0x170 [ 44.009582] skb_queue_purge+0x21/0x30 [ 44.013468] l2cap_chan_del+0x616/0x8e0 [ 44.017421] l2cap_chan_close+0x108/0x820 [ 44.021560] ? __set_monitor_timer+0x130/0x130 [ 44.026285] ? wait_for_completion_io+0x10/0x10 [ 44.031167] ? mark_held_locks+0xa6/0xf0 [ 44.035229] ? __local_bh_enable_ip+0x159/0x270 [ 44.040064] l2cap_sock_shutdown+0x85e/0xbd0 [ 44.044499] ? l2cap_skb_msg_name+0x120/0x120 [ 44.048992] ? l2cap_sock_release+0x56/0x190 [ 44.053391] ? lock_downgrade+0x720/0x720 [ 44.057522] ? do_raw_write_lock+0xb8/0x1e0 [ 44.061826] l2cap_sock_release+0x63/0x190 [ 44.066070] __sock_release+0xcd/0x2a0 [ 44.070031] ? __sock_release+0x2a0/0x2a0 [ 44.074164] sock_close+0x15/0x20 [ 44.077614] __fput+0x2ce/0x890 [ 44.080892] task_work_run+0x148/0x1c0 [ 44.084777] get_signal+0x1b64/0x1f70 [ 44.088585] ? __local_bh_enable_ip+0x159/0x270 [ 44.093255] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 44.097844] do_signal+0x8f/0x1670 [ 44.101389] ? kick_process+0xe4/0x170 [ 44.105268] ? setup_sigcontext+0x820/0x820 [ 44.109592] ? l2cap_sock_accept+0x4d0/0x4d0 [ 44.113988] ? fput+0xf2/0x190 [ 44.117207] ? __sys_connect+0x140/0x2c0 [ 44.121274] ? __ia32_sys_accept+0xb0/0xb0 [ 44.125507] ? put_timespec64+0xcb/0x120 [ 44.129672] ? __se_sys_clock_gettime+0x124/0x1e0 [ 44.134674] ? exit_to_usermode_loop+0x36/0x2a0 [ 44.139354] exit_to_usermode_loop+0x204/0x2a0 [ 44.143930] do_syscall_64+0x538/0x620 [ 44.149117] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.154298] RIP: 0033:0x45ccd9 [ 44.157473] Code: 2d b6 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 44.177955] RSP: 002b:00007fc003341c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 44.185655] RAX: fffffffffffffffc RBX: 0000000000002040 RCX: 000000000045ccd9 [ 44.192916] RDX: 0000000000000080 RSI: 0000000020000100 RDI: 0000000000000005 [ 44.200282] RBP: 000000000078bfe0 R08: 0000000000000000 R09: 0000000000000000 [ 44.207555] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000078bfac [ 44.214835] R13: 00007ffef64674bf R14: 00007fc0033429c0 R15: 000000000078bfac [ 45.801922] Bluetooth: hci0: command 0x0409 tx timeout 2020/08/05 02:39:04 executed programs: 115 [ 47.881135] Bluetooth: hci0: command 0x041b tx timeout [ 49.970542] Bluetooth: hci0: command 0x040f tx timeout 2020/08/05 02:39:09 executed programs: 357 [ 51.960545] NOHZ: local_softirq_pending 08 [ 52.042852] Bluetooth: hci0: command 0x0419 tx timeout