Warning: Permanently added '10.128.0.168' (ECDSA) to the list of known hosts. 2021/01/05 20:05:18 parsed 1 programs 2021/01/05 20:05:18 executed programs: 0 syzkaller login: [ 39.572529] IPVS: ftp: loaded support on port[0] = 21 [ 39.674606] chnl_net:caif_netlink_parms(): no params data found [ 39.750787] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.757880] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.765394] device bridge_slave_0 entered promiscuous mode [ 39.773757] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.780568] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.787785] device bridge_slave_1 entered promiscuous mode [ 39.805263] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.814024] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.831772] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 39.839409] team0: Port device team_slave_0 added [ 39.845292] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 39.852835] team0: Port device team_slave_1 added [ 39.872992] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 39.880074] 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. [ 39.906287] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 39.919055] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 39.925446] 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. [ 39.951815] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 39.962956] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 39.971553] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 39.992102] device hsr_slave_0 entered promiscuous mode [ 39.998149] device hsr_slave_1 entered promiscuous mode [ 40.004194] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.012210] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.081889] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.088345] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.095171] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.101580] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.132493] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 40.140835] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.154008] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 40.164172] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.173292] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.181066] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.188844] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 40.199252] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 40.205324] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.215435] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.223860] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.230279] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.240499] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.248806] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.255353] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.277958] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.285611] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.293640] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.301399] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.310649] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 40.316675] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.324025] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.339345] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 40.346673] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.354148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.364434] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.378816] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 40.389164] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.423918] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 40.431772] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 40.438616] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 40.449288] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.457474] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.464362] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.473602] device veth0_vlan entered promiscuous mode [ 40.482430] device veth1_vlan entered promiscuous mode [ 40.488790] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 40.497425] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 40.508902] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 40.518814] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 40.526072] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 40.533857] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.543254] device veth0_macvtap entered promiscuous mode [ 40.550148] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 40.558671] device veth1_macvtap entered promiscuous mode [ 40.568270] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 40.577901] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 40.588834] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 40.595535] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.604617] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 40.614729] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 40.621617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.735517] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 40.742862] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.754439] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.765881] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 40.779566] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 40.786074] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.794520] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.801614] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 41.415926] ------------[ cut here ]------------ [ 41.421497] WARNING: CPU: 1 PID: 8522 at drivers/gpu/drm/drm_prime.c:982 drm_prime_destroy_file_private.cold+0x11/0x20 [ 41.432343] Kernel panic - not syncing: panic_on_warn set ... [ 41.432343] [ 41.439793] CPU: 1 PID: 8522 Comm: syz-executor.0 Not tainted 4.19.164-syzkaller #0 [ 41.449824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.459159] Call Trace: [ 41.461734] dump_stack+0x1fc/0x2fe [ 41.465344] panic+0x26a/0x50e [ 41.468533] ? __warn_printk+0xf3/0xf3 [ 41.472406] ? drm_prime_destroy_file_private.cold+0x11/0x20 [ 41.478202] ? __probe_kernel_read+0x130/0x1b0 [ 41.482777] ? __warn.cold+0x5/0x61 [ 41.486386] ? __warn+0xe4/0x200 [ 41.489734] ? drm_prime_destroy_file_private.cold+0x11/0x20 [ 41.495553] __warn.cold+0x20/0x61 [ 41.499115] ? io_schedule_timeout+0x140/0x140 [ 41.503684] ? drm_prime_destroy_file_private.cold+0x11/0x20 [ 41.509468] report_bug+0x262/0x2b0 [ 41.513109] do_error_trap+0x1d7/0x310 [ 41.516978] ? math_error+0x310/0x310 [ 41.520761] ? __irq_work_queue_local+0x101/0x160 [ 41.525595] ? irq_work_queue+0x29/0x80 [ 41.529728] ? error_entry+0x72/0xd0 [ 41.533439] ? trace_hardirqs_off_caller+0x6e/0x210 [ 41.539414] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 41.544242] invalid_op+0x14/0x20 [ 41.549174] RIP: 0010:drm_prime_destroy_file_private.cold+0x11/0x20 [ 41.556792] Code: 81 fd 48 c7 c7 40 68 c5 88 e8 4a 30 6c fd 0f 0b 41 83 cc ff e9 3d f4 ff ff e8 2b 36 81 fd 48 c7 c7 40 68 c5 88 e8 2e 30 6c fd <0f> 0b e9 69 ff ff ff 90 90 90 90 90 90 90 90 41 57 41 56 41 55 41 [ 41.575874] RSP: 0018:ffff8880902d7d58 EFLAGS: 00010282 [ 41.581343] RAX: 0000000000000024 RBX: ffff8880b4924710 RCX: 0000000000000000 [ 41.588623] RDX: 0000000000000000 RSI: ffffffff814fdd11 RDI: ffffed101205af9d [ 41.595893] RBP: ffffffff83f4ca80 R08: 0000000000000024 R09: 0000000000000000 [ 41.603271] R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880a880a480 [ 41.610524] R13: ffff8880a880a6c0 R14: ffff8880a880a6d0 R15: ffff8880a880a6a8 [ 41.617793] ? vgem_gem_free_object+0xd0/0xd0 [ 41.622291] ? vprintk_func+0x81/0x17e [ 41.627086] ? drm_prime_destroy_file_private.cold+0x11/0x20 [ 41.632892] drm_file_free.part.0+0xa15/0xd30 [ 41.637395] drm_release+0x210/0x359 [ 41.641123] ? ima_file_free+0xb6/0x460 [ 41.645082] ? drm_lastclose+0x2b0/0x2b0 [ 41.649494] __fput+0x2ce/0x890 [ 41.652790] task_work_run+0x148/0x1c0 [ 41.658850] exit_to_usermode_loop+0x251/0x2a0 [ 41.663416] do_syscall_64+0x538/0x620 [ 41.667306] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 41.672476] RIP: 0033:0x417b71 [ 41.675649] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 a4 1a 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 41.694543] RSP: 002b:00007ffd0adccbd0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 41.702234] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000417b71 [ 41.709486] RDX: 0000000000000001 RSI: 00000000011a0490 RDI: 0000000000000003 [ 41.716837] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 41.724181] R10: 00007ffd0adcccb0 R11: 0000000000000293 R12: ffffffffffffffff [ 41.731435] R13: 000000000000a1d3 R14: 00000000000003e8 R15: 000000000119c034 [ 41.739641] Kernel Offset: disabled [ 41.743326] Rebooting in 86400 seconds..