[[0;32m OK [0m] Started Getty on tty3. [[0;32m OK [0m] Started Getty on tty2. [[0;32m OK [0m] Started Getty on tty1. [[0;32m OK [0m] Started Serial Getty on ttyS0. [[0;32m OK [0m] Started getty on tty2-tty6 if dbus and logind are not available. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.89' (ECDSA) to the list of known hosts. 2020/04/27 08:05:04 parsed 1 programs syzkaller login: [ 212.507579][ T7097] as (7097) used greatest stack depth: 23072 bytes left 2020/04/27 08:05:06 executed programs: 0 [ 213.313433][ T7105] IPVS: ftp: loaded support on port[0] = 21 [ 213.414934][ T7105] chnl_net:caif_netlink_parms(): no params data found [ 213.467314][ T7105] bridge0: port 1(bridge_slave_0) entered blocking state [ 213.475376][ T7105] bridge0: port 1(bridge_slave_0) entered disabled state [ 213.484364][ T7105] device bridge_slave_0 entered promiscuous mode [ 213.492973][ T7105] bridge0: port 2(bridge_slave_1) entered blocking state [ 213.500931][ T7105] bridge0: port 2(bridge_slave_1) entered disabled state [ 213.511001][ T7105] device bridge_slave_1 entered promiscuous mode [ 213.531584][ T7105] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 213.542695][ T7105] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 213.566422][ T7105] team0: Port device team_slave_0 added [ 213.575062][ T7105] team0: Port device team_slave_1 added [ 213.595063][ T7105] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 213.602284][ T7105] 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. [ 213.629906][ T7105] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 213.642948][ T7105] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 213.651014][ T7105] 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. [ 213.677703][ T7105] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 213.746452][ T7105] device hsr_slave_0 entered promiscuous mode [ 213.783676][ T7105] device hsr_slave_1 entered promiscuous mode [ 213.927612][ T7105] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 213.966342][ T7105] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 214.025794][ T7105] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 214.065715][ T7105] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 214.129703][ T7105] bridge0: port 2(bridge_slave_1) entered blocking state [ 214.137044][ T7105] bridge0: port 2(bridge_slave_1) entered forwarding state [ 214.145066][ T7105] bridge0: port 1(bridge_slave_0) entered blocking state [ 214.152443][ T7105] bridge0: port 1(bridge_slave_0) entered forwarding state [ 214.202623][ T7105] 8021q: adding VLAN 0 to HW filter on device bond0 [ 214.217657][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 214.229578][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 214.240256][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 214.249369][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 214.262887][ T7105] 8021q: adding VLAN 0 to HW filter on device team0 [ 214.278328][ T3278] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 214.287117][ T3278] bridge0: port 1(bridge_slave_0) entered blocking state [ 214.294582][ T3278] bridge0: port 1(bridge_slave_0) entered forwarding state [ 214.306090][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 214.315267][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 214.322498][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 214.345075][ T3279] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 214.365935][ T3279] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 214.375875][ T3279] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 214.385017][ T3279] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 214.393384][ T3279] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 214.416747][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 214.424296][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 214.438903][ T7105] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 214.460422][ T3279] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 214.469413][ T3279] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 214.489571][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 214.499886][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 214.511317][ T7105] device veth0_vlan entered promiscuous mode [ 214.520127][ T2877] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 214.528466][ T2877] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 214.543710][ T7105] device veth1_vlan entered promiscuous mode [ 214.567641][ T3279] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 214.576704][ T3279] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 214.585466][ T3279] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 214.594283][ T3279] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 214.605794][ T7105] device veth0_macvtap entered promiscuous mode [ 214.618112][ T7105] device veth1_macvtap entered promiscuous mode [ 214.635202][ T7105] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 214.642881][ T3279] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 214.652875][ T3279] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 214.661529][ T3279] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 214.671243][ T3279] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 214.689548][ T7105] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 214.697314][ T2877] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 214.706749][ T2877] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 214.962212][ T7314] Bluetooth: Invalid esc byte 0x00 [ 215.058136][ T7317] general protection fault, probably for non-canonical address 0xdffffc0000000017: 0000 [#1] PREEMPT SMP KASAN [ 215.070535][ T7317] KASAN: null-ptr-deref in range [0x00000000000000b8-0x00000000000000bf] [ 215.079011][ T7317] CPU: 1 PID: 7317 Comm: syz-executor.0 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 215.088868][ T7317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 215.098914][ T7317] RIP: 0010:skb_put+0x2d/0x1c0 [ 215.103668][ T7317] Code: 56 41 55 41 54 41 89 f4 55 48 89 fd 4c 8d ad b8 00 00 00 53 e8 d4 d2 52 fb 4c 89 ea 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 e8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 36 [ 215.123698][ T7317] RSP: 0018:ffffc900067d7b90 EFLAGS: 00010206 [ 215.129737][ T7317] RAX: dffffc0000000000 RBX: ffffc900067d7d38 RCX: ffffffff85958338 [ 215.137942][ T7317] RDX: 0000000000000017 RSI: ffffffff862061bc RDI: 0000000000000000 [ 215.146064][ T7317] RBP: 0000000000000000 R08: ffff888089168540 R09: ffffed101179665e [ 215.154221][ T7317] R10: ffff88808bcb32ef R11: ffffed101179665d R12: 0000000000000001 [ 215.162168][ T7317] R13: 00000000000000b8 R14: dffffc0000000000 R15: ffff88808bcb32e8 [ 215.170316][ T7317] FS: 00007f188c191700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 215.179219][ T7317] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 215.185785][ T7317] CR2: 0000000000000000 CR3: 00000000a86d1000 CR4: 00000000001406e0 [ 215.193750][ T7317] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 215.201872][ T7317] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 215.209854][ T7317] Call Trace: [ 215.213498][ T7317] h5_recv+0x3a3/0x4d0 [ 215.217551][ T7317] ? h5_slip_one_byte+0x1c0/0x1c0 [ 215.222574][ T7317] ? rcu_read_lock_any_held+0xdb/0xf0 [ 215.227924][ T7317] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 215.233655][ T7317] hci_uart_tty_receive+0x275/0x750 [ 215.238928][ T7317] ? hci_uart_write_work+0x8b0/0x8b0 [ 215.244217][ T7317] tty_ioctl+0x905/0x1440 [ 215.248889][ T7317] ? tty_vhangup+0x30/0x30 [ 215.253283][ T7317] ? do_vfs_ioctl+0x490/0x12d0 [ 215.258310][ T7317] ? ioctl_file_clone+0x180/0x180 [ 215.263328][ T7317] ? __fget_files+0x32f/0x500 [ 215.267980][ T7317] ? do_dup2+0x520/0x520 [ 215.272810][ T7317] ? __x64_sys_futex+0x380/0x4f0 [ 215.277739][ T7317] ? tty_vhangup+0x30/0x30 [ 215.282131][ T7317] ksys_ioctl+0x11a/0x180 [ 215.286456][ T7317] __x64_sys_ioctl+0x6f/0xb0 [ 215.291111][ T7317] ? lockdep_hardirqs_on+0x463/0x620 [ 215.296460][ T7317] do_syscall_64+0xf6/0x7d0 [ 215.300943][ T7317] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 215.306822][ T7317] RIP: 0033:0x45c829 [ 215.310708][ T7317] Code: 0d b7 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 b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 215.330538][ T7317] RSP: 002b:00007f188c190c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 215.339144][ T7317] RAX: ffffffffffffffda RBX: 00000000004eebc0 RCX: 000000000045c829 [ 215.347283][ T7317] RDX: 0000000020000140 RSI: 0000000000005412 RDI: 0000000000000003 [ 215.355490][ T7317] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 215.363534][ T7317] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 215.371566][ T7317] R13: 0000000000000584 R14: 00000000004c8192 R15: 00007f188c1916d4 [ 215.379549][ T7317] Modules linked in: [ 215.394147][ T469] Bluetooth: : Too short H5 packet [ 215.399454][ T469] Bluetooth: : Invalid header checksum [ 215.405709][ T7317] ---[ end trace 38dadf094052aa7a ]--- [ 215.411205][ T7317] RIP: 0010:skb_put+0x2d/0x1c0 [ 215.416093][ T469] Bluetooth: : Invalid header checksum [ 215.421610][ T7317] Code: 56 41 55 41 54 41 89 f4 55 48 89 fd 4c 8d ad b8 00 00 00 53 e8 d4 d2 52 fb 4c 89 ea 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 e8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 36 [ 215.442195][ T7317] RSP: 0018:ffffc900067d7b90 EFLAGS: 00010206 [ 215.448350][ T7317] RAX: dffffc0000000000 RBX: ffffc900067d7d38 RCX: ffffffff85958338 [ 215.456397][ T7317] RDX: 0000000000000017 RSI: ffffffff862061bc RDI: 0000000000000000 [ 215.464408][ T7317] RBP: 0000000000000000 R08: ffff888089168540 R09: ffffed101179665e [ 215.472393][ T7317] R10: ffff88808bcb32ef R11: ffffed101179665d R12: 0000000000000001 [ 215.480715][ T7317] R13: 00000000000000b8 R14: dffffc0000000000 R15: ffff88808bcb32e8 [ 215.490204][ T7317] FS: 00007f188c191700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 215.499823][ T469] Bluetooth: : Invalid header checksum [ 215.499900][ T7317] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 215.512155][ T7317] CR2: 0000000000000000 CR3: 00000000a86d1000 CR4: 00000000001406e0 [ 215.520186][ T7317] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 215.528212][ T7317] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 215.536258][ T7317] Kernel panic - not syncing: Fatal exception [ 215.543670][ T7317] Kernel Offset: disabled [ 215.549222][ T7317] Rebooting in 86400 seconds..