Warning: Permanently added '10.128.0.20' (ECDSA) to the list of known hosts. 2020/09/04 21:41:10 parsed 1 programs 2020/09/04 21:41:10 executed programs: 0 syzkaller login: [ 140.207182] audit: type=1400 audit(1599255670.764:8): avc: denied { execmem } for pid=6377 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 141.319214] IPVS: ftp: loaded support on port[0] = 21 [ 141.400696] chnl_net:caif_netlink_parms(): no params data found [ 141.458387] bridge0: port 1(bridge_slave_0) entered blocking state [ 141.465008] bridge0: port 1(bridge_slave_0) entered disabled state [ 141.472791] device bridge_slave_0 entered promiscuous mode [ 141.480261] bridge0: port 2(bridge_slave_1) entered blocking state [ 141.486778] bridge0: port 2(bridge_slave_1) entered disabled state [ 141.493713] device bridge_slave_1 entered promiscuous mode [ 141.510453] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 141.519495] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 141.537821] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 141.545020] team0: Port device team_slave_0 added [ 141.550831] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 141.558092] team0: Port device team_slave_1 added [ 141.572827] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 141.579117] 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. [ 141.605006] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 141.619134] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 141.625357] 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. [ 141.651622] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 141.662288] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 141.669978] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 141.688209] device hsr_slave_0 entered promiscuous mode [ 141.693798] device hsr_slave_1 entered promiscuous mode [ 141.700063] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 141.707152] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 141.770780] bridge0: port 2(bridge_slave_1) entered blocking state [ 141.777236] bridge0: port 2(bridge_slave_1) entered forwarding state [ 141.784005] bridge0: port 1(bridge_slave_0) entered blocking state [ 141.790424] bridge0: port 1(bridge_slave_0) entered forwarding state [ 141.818428] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 141.824495] 8021q: adding VLAN 0 to HW filter on device bond0 [ 141.833663] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 141.842265] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 141.861704] bridge0: port 1(bridge_slave_0) entered disabled state [ 141.868837] bridge0: port 2(bridge_slave_1) entered disabled state [ 141.879599] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 141.885739] 8021q: adding VLAN 0 to HW filter on device team0 [ 141.894328] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 141.902684] bridge0: port 1(bridge_slave_0) entered blocking state [ 141.909096] bridge0: port 1(bridge_slave_0) entered forwarding state [ 141.919439] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 141.927210] bridge0: port 2(bridge_slave_1) entered blocking state [ 141.933546] bridge0: port 2(bridge_slave_1) entered forwarding state [ 141.951920] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 141.959532] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 141.968237] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 141.977513] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 141.984521] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 141.995069] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 142.001213] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 142.013051] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 142.021123] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 142.028435] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 142.039405] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 142.089498] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 142.100898] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 142.130614] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 142.138386] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 142.145142] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 142.155087] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 142.163308] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 142.170844] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 142.180861] device veth0_vlan entered promiscuous mode [ 142.189704] device veth1_vlan entered promiscuous mode [ 142.195526] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 142.204693] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 142.216403] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 142.225866] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 142.233669] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 142.241084] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 142.250787] device veth0_macvtap entered promiscuous mode [ 142.257316] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 142.265265] device veth1_macvtap entered promiscuous mode [ 142.274055] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 142.283300] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 142.293305] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 142.300672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 142.308728] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 142.319399] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 142.326039] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 142.397882] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 143.327419] Bluetooth: hci0 command 0x0409 tx timeout 2020/09/04 21:41:15 executed programs: 154 [ 145.406673] Bluetooth: hci0 command 0x041b tx timeout [ 147.496893] Bluetooth: hci0 command 0x040f tx timeout [ 149.566392] Bluetooth: hci0 command 0x0419 tx timeout 2020/09/04 21:41:20 executed programs: 434 2020/09/04 21:41:25 executed programs: 716 [ 159.777208] kasan: CONFIG_KASAN_INLINE enabled [ 159.781937] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 159.791121] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 159.797348] Modules linked in: [ 159.800519] CPU: 1 PID: 10575 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 159.808388] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 159.817774] task: ffff888089c1a580 task.stack: ffff8880a4318000 [ 159.823833] RIP: 0010:tty_release+0xf0/0xe20 [ 159.828213] RSP: 0018:ffff8880a431fd80 EFLAGS: 00010246 [ 159.833565] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 159.840814] RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff888088bf5320 [ 159.848079] RBP: ffff888088bf4ec0 R08: ffffffff8a0a19e8 R09: 0000000000000001 [ 159.855327] R10: 0000000000000000 R11: ffff888089c1a580 R12: ffff8880a4752100 [ 159.862572] R13: ffff88808d282abc R14: ffffffff83429070 R15: ffff8880a694e460 [ 159.869819] FS: 00007f0546958700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 159.879456] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 159.885333] CR2: 0000000000000000 CR3: 000000009b935000 CR4: 00000000001406e0 [ 159.892580] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 159.899827] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 159.907072] Call Trace: [ 159.909642] ? ima_file_free+0x4f/0x330 [ 159.913610] ? do_tty_hangup+0x30/0x30 [ 159.917472] __fput+0x25f/0x7a0 [ 159.920730] task_work_run+0x11f/0x190 [ 159.924604] exit_to_usermode_loop+0x1ad/0x200 [ 159.929163] do_syscall_64+0x4a3/0x640 [ 159.933028] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 159.938207] RIP: 0033:0x45d5b9 [ 159.941377] RSP: 002b:00007f0546957c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e9 [ 159.949096] RAX: 0000000000000000 RBX: 0000000000002ac0 RCX: 000000000045d5b9 [ 159.956344] RDX: 0000000000000005 RSI: 0000000000000001 RDI: 0000000000000004 [ 159.963592] RBP: 000000000118cf88 R08: 0000000000000000 R09: 0000000000000000 [ 159.970853] R10: 0000000020000040 R11: 0000000000000246 R12: 000000000118cf4c [ 159.978103] R13: 00007ffef0c3205f R14: 00007f05469589c0 R15: 000000000118cf4c [ 159.985354] Code: df 48 c1 ea 03 80 3c 02 00 0f 85 10 0c 00 00 48 8b 04 24 48 8b 98 90 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 ab 0b 00 00 48 8b 04 24 48 8b 1b 48 8d 78 20 [ 160.004532] RIP: tty_release+0xf0/0xe20 RSP: ffff8880a431fd80 [ 160.011456] ---[ end trace f611f40fa08c04d8 ]--- [ 160.016300] Kernel panic - not syncing: Fatal exception [ 160.022871] Kernel Offset: disabled [ 160.027620] Rebooting in 86400 seconds..