[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.178' (ECDSA) to the list of known hosts. 2021/02/16 14:57:44 parsed 1 programs 2021/02/16 14:57:44 executed programs: 0 syzkaller login: [ 413.122291][ T8443] IPVS: ftp: loaded support on port[0] = 21 [ 413.265379][ T8443] chnl_net:caif_netlink_parms(): no params data found [ 413.333026][ T8443] bridge0: port 1(bridge_slave_0) entered blocking state [ 413.341178][ T8443] bridge0: port 1(bridge_slave_0) entered disabled state [ 413.350961][ T8443] device bridge_slave_0 entered promiscuous mode [ 413.360398][ T8443] bridge0: port 2(bridge_slave_1) entered blocking state [ 413.367509][ T8443] bridge0: port 2(bridge_slave_1) entered disabled state [ 413.376431][ T8443] device bridge_slave_1 entered promiscuous mode [ 413.399435][ T8443] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 413.412328][ T8443] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 413.436695][ T8443] team0: Port device team_slave_0 added [ 413.444863][ T8443] team0: Port device team_slave_1 added [ 413.464979][ T8443] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 413.471972][ T8443] 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. [ 413.500953][ T8443] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 413.514255][ T8443] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 413.521307][ T8443] 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. [ 413.547634][ T8443] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 413.576373][ T8443] device hsr_slave_0 entered promiscuous mode [ 413.583199][ T8443] device hsr_slave_1 entered promiscuous mode [ 413.695279][ T8443] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 413.706113][ T8443] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 413.716352][ T8443] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 413.727283][ T8443] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 413.754286][ T8443] bridge0: port 2(bridge_slave_1) entered blocking state [ 413.761591][ T8443] bridge0: port 2(bridge_slave_1) entered forwarding state [ 413.769738][ T8443] bridge0: port 1(bridge_slave_0) entered blocking state [ 413.776864][ T8443] bridge0: port 1(bridge_slave_0) entered forwarding state [ 413.824800][ T8443] 8021q: adding VLAN 0 to HW filter on device bond0 [ 413.838805][ T8655] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 413.852987][ T8655] bridge0: port 1(bridge_slave_0) entered disabled state [ 413.861775][ T8655] bridge0: port 2(bridge_slave_1) entered disabled state [ 413.872024][ T8655] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 413.887165][ T8443] 8021q: adding VLAN 0 to HW filter on device team0 [ 413.899381][ T8584] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 413.910815][ T8584] bridge0: port 1(bridge_slave_0) entered blocking state [ 413.918054][ T8584] bridge0: port 1(bridge_slave_0) entered forwarding state [ 413.939852][ T8584] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 413.948875][ T8584] bridge0: port 2(bridge_slave_1) entered blocking state [ 413.956043][ T8584] bridge0: port 2(bridge_slave_1) entered forwarding state [ 413.970197][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 413.980448][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 413.994728][ T8584] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 414.008420][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 414.020995][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 414.034602][ T8443] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 414.053660][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 414.062725][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 414.077562][ T8443] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 414.098788][ T8666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 414.123394][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 414.132474][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 414.142503][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 414.154771][ T8443] device veth0_vlan entered promiscuous mode [ 414.168759][ T8443] device veth1_vlan entered promiscuous mode [ 414.195078][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 414.203354][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 414.212528][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 414.224608][ T8443] device veth0_macvtap entered promiscuous mode [ 414.236681][ T8443] device veth1_macvtap entered promiscuous mode [ 414.251721][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 414.267283][ T8443] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 414.275847][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 414.285536][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 414.300450][ T8443] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 414.309792][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 414.318649][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 414.333806][ T8443] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 414.343300][ T8443] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 414.353213][ T8443] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 414.362023][ T8443] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 414.465775][ T218] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 414.490048][ T218] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 414.507792][ T8666] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 414.531696][ T272] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 414.542450][ T272] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 414.552447][ T8666] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 415.070251][ T8584] Bluetooth: hci0: command 0x0409 tx timeout 2021/02/16 14:57:49 executed programs: 50 [ 417.150292][ T19] Bluetooth: hci0: command 0x041b tx timeout [ 419.229364][ T19] Bluetooth: hci0: command 0x040f tx timeout [ 421.309406][ T19] Bluetooth: hci0: command 0x0419 tx timeout 2021/02/16 14:57:54 executed programs: 164 [ 425.878848][ T9649] ------------[ cut here ]------------ [ 425.886763][ T9649] dst_release underflow [ 425.887279][ T9649] WARNING: CPU: 0 PID: 9649 at net/core/dst.c:175 dst_release+0xd2/0xe0 [ 425.903260][ T9649] Modules linked in: [ 425.907186][ T9649] CPU: 0 PID: 9649 Comm: syz-executor.0 Not tainted 5.11.0-rc7-syzkaller #0 [ 425.917933][ T9649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 425.931547][ T9649] RIP: 0010:dst_release+0xd2/0xe0 [ 425.936694][ T9649] Code: 89 c3 89 c6 e8 cf b3 77 fa 85 db 74 a4 e9 e4 66 fd 01 e8 41 ac 77 fa 48 c7 c7 c0 72 44 8a c6 05 0a 9b 94 06 01 e8 01 52 c1 01 <0f> 0b eb c6 66 2e 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 55 48 [ 425.961897][ T9649] RSP: 0018:ffffc90009cf7d20 EFLAGS: 00010286 [ 425.968098][ T9649] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 425.976904][ T9649] RDX: ffff88801895d340 RSI: ffffffff815b7595 RDI: fffff5200139ef96 [ 425.986616][ T9649] RBP: ffff888017c95e00 R08: 0000000000000000 R09: 0000000000000000 [ 425.995603][ T9649] R10: ffffffff815b076e R11: 0000000000000000 R12: ffff88802bad7200 [ 426.004431][ T9649] R13: 00000000ffffffff R14: ffff888017c95e04 R15: 0000000000000000 [ 426.012566][ T9649] FS: 00007ff13b462700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 426.021596][ T9649] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 426.028823][ T9649] CR2: 000055e9f2997360 CR3: 0000000015dd0000 CR4: 00000000001506f0 [ 426.037050][ T9649] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 426.046143][ T9649] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 426.055433][ T9649] Call Trace: [ 426.058794][ T9649] __inet_bind+0x71f/0xbc0 [ 426.063955][ T9649] inet_bind+0xf0/0x170 [ 426.068176][ T9649] mptcp_bind+0x112/0x210 [ 426.073155][ T9649] ? security_socket_bind+0x83/0xb0 [ 426.078496][ T9649] __sys_bind+0x1e9/0x250 [ 426.083014][ T9649] ? __ia32_sys_socketpair+0xf0/0xf0 [ 426.088330][ T9649] ? __sys_connect+0x10a/0x190 [ 426.093248][ T9649] ? __do_sys_futex+0x2a2/0x470 [ 426.098163][ T9649] ? __do_sys_futex+0x2ab/0x470 [ 426.103493][ T9649] __x64_sys_bind+0x6f/0xb0 [ 426.108126][ T9649] ? syscall_enter_from_user_mode+0x1d/0x50 [ 426.114190][ T9649] do_syscall_64+0x2d/0x70 [ 426.118683][ T9649] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 426.125740][ T9649] RIP: 0033:0x465d99 [ 426.129762][ T9649] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 426.150458][ T9649] RSP: 002b:00007ff13b462188 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 426.158914][ T9649] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465d99 [ 426.167035][ T9649] RDX: 0000000000000010 RSI: 0000000020000080 RDI: 0000000000000005 [ 426.175780][ T9649] RBP: 00000000004bcf27 R08: 0000000000000000 R09: 0000000000000000 [ 426.189837][ T9649] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 [ 426.197841][ T9649] R13: 00007ffd21708c7f R14: 00007ff13b462300 R15: 0000000000022000 [ 426.206453][ T9649] Kernel panic - not syncing: panic_on_warn set ... [ 426.213088][ T9649] CPU: 0 PID: 9649 Comm: syz-executor.0 Not tainted 5.11.0-rc7-syzkaller #0 [ 426.221749][ T9649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 426.231807][ T9649] Call Trace: [ 426.235090][ T9649] dump_stack+0x107/0x163 [ 426.239482][ T9649] panic+0x306/0x73d [ 426.243392][ T9649] ? __warn_printk+0xf3/0xf3 [ 426.247977][ T9649] ? __warn.cold+0x1a/0x44 [ 426.252384][ T9649] ? dst_release+0xd2/0xe0 [ 426.256803][ T9649] __warn.cold+0x35/0x44 [ 426.261054][ T9649] ? dst_release+0xd2/0xe0 [ 426.265478][ T9649] report_bug+0x1bd/0x210 [ 426.269882][ T9649] handle_bug+0x3c/0x60 [ 426.274059][ T9649] exc_invalid_op+0x14/0x40 [ 426.278558][ T9649] asm_exc_invalid_op+0x12/0x20 [ 426.283440][ T9649] RIP: 0010:dst_release+0xd2/0xe0 [ 426.288483][ T9649] Code: 89 c3 89 c6 e8 cf b3 77 fa 85 db 74 a4 e9 e4 66 fd 01 e8 41 ac 77 fa 48 c7 c7 c0 72 44 8a c6 05 0a 9b 94 06 01 e8 01 52 c1 01 <0f> 0b eb c6 66 2e 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 55 48 [ 426.308102][ T9649] RSP: 0018:ffffc90009cf7d20 EFLAGS: 00010286 [ 426.314168][ T9649] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 426.322165][ T9649] RDX: ffff88801895d340 RSI: ffffffff815b7595 RDI: fffff5200139ef96 [ 426.330165][ T9649] RBP: ffff888017c95e00 R08: 0000000000000000 R09: 0000000000000000 [ 426.338154][ T9649] R10: ffffffff815b076e R11: 0000000000000000 R12: ffff88802bad7200 [ 426.346137][ T9649] R13: 00000000ffffffff R14: ffff888017c95e04 R15: 0000000000000000 [ 426.355780][ T9649] ? wake_up_klogd.part.0+0x8e/0xd0 [ 426.361088][ T9649] ? vprintk_func+0x95/0x1e0 [ 426.365804][ T9649] __inet_bind+0x71f/0xbc0 [ 426.370238][ T9649] inet_bind+0xf0/0x170 [ 426.374397][ T9649] mptcp_bind+0x112/0x210 [ 426.378736][ T9649] ? security_socket_bind+0x83/0xb0 [ 426.383945][ T9649] __sys_bind+0x1e9/0x250 [ 426.388269][ T9649] ? __ia32_sys_socketpair+0xf0/0xf0 [ 426.393544][ T9649] ? __sys_connect+0x10a/0x190 [ 426.398307][ T9649] ? __do_sys_futex+0x2a2/0x470 [ 426.403256][ T9649] ? __do_sys_futex+0x2ab/0x470 [ 426.408107][ T9649] __x64_sys_bind+0x6f/0xb0 [ 426.412614][ T9649] ? syscall_enter_from_user_mode+0x1d/0x50 [ 426.418503][ T9649] do_syscall_64+0x2d/0x70 [ 426.422932][ T9649] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 426.428823][ T9649] RIP: 0033:0x465d99 [ 426.432714][ T9649] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 426.452356][ T9649] RSP: 002b:00007ff13b462188 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 426.460770][ T9649] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465d99 [ 426.468747][ T9649] RDX: 0000000000000010 RSI: 0000000020000080 RDI: 0000000000000005 [ 426.476713][ T9649] RBP: 00000000004bcf27 R08: 0000000000000000 R09: 0000000000000000 [ 426.484682][ T9649] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 [ 426.492656][ T9649] R13: 00007ffd21708c7f R14: 00007ff13b462300 R15: 0000000000022000 [ 426.501378][ T9649] Kernel Offset: disabled [ 426.505860][ T9649] Rebooting in 86400 seconds..