[ 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 '10.128.1.13' (ECDSA) to the list of known hosts. 2020/05/07 17:07:16 parsed 1 programs 2020/05/07 17:07:16 executed programs: 0 syzkaller login: [ 43.380905][ T7032] IPVS: ftp: loaded support on port[0] = 21 [ 43.462842][ T7032] chnl_net:caif_netlink_parms(): no params data found [ 43.506575][ T7032] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.514132][ T7032] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.523634][ T7032] device bridge_slave_0 entered promiscuous mode [ 43.532531][ T7032] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.540388][ T7032] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.548321][ T7032] device bridge_slave_1 entered promiscuous mode [ 43.567342][ T7032] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 43.577922][ T7032] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 43.597543][ T7032] team0: Port device team_slave_0 added [ 43.604624][ T7032] team0: Port device team_slave_1 added [ 43.621308][ T7032] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 43.628389][ T7032] 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. [ 43.655805][ T7032] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 43.668230][ T7032] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 43.675173][ T7032] 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. [ 43.701151][ T7032] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 43.758903][ T7032] device hsr_slave_0 entered promiscuous mode [ 43.796620][ T7032] device hsr_slave_1 entered promiscuous mode [ 43.906344][ T7032] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 43.948492][ T7032] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 43.998412][ T7032] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 44.038410][ T7032] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 44.096458][ T7032] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.103637][ T7032] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.111582][ T7032] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.118759][ T7032] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.156300][ T7032] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.170749][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.181280][ T17] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.190149][ T17] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.199044][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 44.212463][ T7032] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.224059][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.232953][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.240261][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.251455][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.260812][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.267954][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.288537][ T2957] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.298015][ T2957] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.307942][ T2957] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.319667][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.332261][ T7032] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.344471][ T7032] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.352658][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.370592][ T2957] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.378672][ T2957] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.391781][ T7032] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.410566][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.431037][ T2957] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.439386][ T2957] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.448431][ T2957] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.459678][ T7032] device veth0_vlan entered promiscuous mode [ 44.471399][ T7032] device veth1_vlan entered promiscuous mode [ 44.492504][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.501772][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.512786][ T7032] device veth0_macvtap entered promiscuous mode [ 44.524056][ T7032] device veth1_macvtap entered promiscuous mode [ 44.541570][ T7032] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 44.551050][ T2957] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 44.560181][ T2957] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 44.568608][ T2957] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.577512][ T2957] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.589667][ T7032] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.597625][ T2957] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.606297][ T2957] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2020/05/07 17:07:19 result: hanged=false err=executor 0: exit status 67 bad argument type 18446744073709551615invalid command number 538476536 (errno 0) invalid command number 9223372036854775809 (errno 0) failed to chmod /dev/raw-gadget (errno 2) child failed (errno 0) loop exited with status 67 bad argument type 18446744073709551615invalid command number 538476536 (errno 0) invalid command number 9223372036854775809 (errno 0) failed to chmod /dev/raw-gadget (errno 2) child failed (errno 0) loop exited with status 67 [ 46.228784][ T7032] syz-executor.0 (7032) used greatest stack depth: 24752 bytes left [ 46.268801][ T7373] ------------[ cut here ]------------ [ 46.274432][ T7373] WARNING: CPU: 0 PID: 7373 at kernel/cgroup/cgroup.c:3111 cgroup_finalize_control+0xb6c/0xd60 [ 46.284752][ T7373] Kernel panic - not syncing: panic_on_warn set ... [ 46.291351][ T7373] CPU: 0 PID: 7373 Comm: syz-executor.0 Not tainted 5.7.0-rc4-syzkaller #0 [ 46.299927][ T7373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.310258][ T7373] Call Trace: [ 46.313566][ T7373] dump_stack+0x1e9/0x30e [ 46.317907][ T7373] panic+0x264/0x7a0 [ 46.321802][ T7373] ? __warn+0x102/0x210 [ 46.325965][ T7373] ? cgroup_finalize_control+0xb6c/0xd60 [ 46.331806][ T7373] __warn+0x209/0x210 [ 46.335789][ T7373] ? cgroup_finalize_control+0xb6c/0xd60 [ 46.341412][ T7373] report_bug+0x1ac/0x2d0 [ 46.345740][ T7373] do_error_trap+0xca/0x1c0 [ 46.350239][ T7373] do_invalid_op+0x32/0x40 [ 46.354646][ T7373] ? cgroup_finalize_control+0xb6c/0xd60 [ 46.360283][ T7373] invalid_op+0x23/0x30 [ 46.364445][ T7373] RIP: 0010:cgroup_finalize_control+0xb6c/0xd60 [ 46.370681][ T7373] Code: 89 f7 ff d3 eb 08 e8 53 fe 07 00 0f 1f 00 49 ff c4 49 83 fc 0d 0f 84 63 01 00 00 e8 3e fe 07 00 e9 a9 f8 ff ff e8 34 fe 07 00 <0f> 0b e9 88 f9 ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c cd f8 ff [ 46.390294][ T7373] RSP: 0018:ffffc900035a7ba8 EFLAGS: 00010293 [ 46.396465][ T7373] RAX: ffffffff816b637c RBX: 0000000000000002 RCX: ffff88809e876100 [ 46.404419][ T7373] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 46.412371][ T7373] RBP: ffffffff89307148 R08: ffffffff816b5cfc R09: ffffed1015d07074 [ 46.420353][ T7373] R10: ffffed1015d07074 R11: 0000000000000000 R12: 0000000000000008 [ 46.428313][ T7373] R13: ffff88809251c000 R14: ffff88808eef2400 R15: dffffc0000000000 [ 46.436290][ T7373] ? cgroup_finalize_control+0x4ec/0xd60 [ 46.442975][ T7373] ? cgroup_finalize_control+0xb6c/0xd60 [ 46.448593][ T7373] ? cgroup_finalize_control+0xb6c/0xd60 [ 46.454208][ T7373] rebind_subsystems+0x737/0xe60 [ 46.459375][ T7373] cgroup_setup_root+0x679/0xd50 [ 46.464300][ T7373] cgroup1_get_tree+0x7a2/0xae0 [ 46.469151][ T7373] vfs_get_tree+0x88/0x270 [ 46.473545][ T7373] do_mount+0x17ec/0x2900 [ 46.477870][ T7373] ? _copy_from_user+0x116/0x170 [ 46.482783][ T7373] __se_sys_mount+0xd3/0x100 [ 46.487412][ T7373] do_syscall_64+0xf3/0x1b0 [ 46.492065][ T7373] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 46.497955][ T7373] RIP: 0033:0x45f27a [ 46.501826][ T7373] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 ad 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 8a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 46.521417][ T7373] RSP: 002b:00007fff4f78e3a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 46.529950][ T7373] RAX: ffffffffffffffda RBX: 00007fff4f78e400 RCX: 000000000045f27a [ 46.538074][ T7373] RDX: 00000000004cad91 RSI: 00000000004c1465 RDI: 00000000004c1428 [ 46.546043][ T7373] RBP: 0000000000000000 R08: 00000000004cf7b8 R09: 000000000000001c [ 46.554021][ T7373] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000418390 [ 46.561989][ T7373] R13: 00007fff4f78e628 R14: 0000000000000000 R15: 0000000000000000 [ 46.571325][ T7373] Kernel Offset: disabled [ 46.575763][ T7373] Rebooting in 86400 seconds..