[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 56.609525] audit: type=1800 audit(1540521528.651:25): pid=5983 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 56.628781] audit: type=1800 audit(1540521528.651:26): pid=5983 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 56.648223] audit: type=1800 audit(1540521528.681:27): pid=5983 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.58' (ECDSA) to the list of known hosts. 2018/10/26 02:39:03 parsed 1 programs 2018/10/26 02:39:19 executed programs: 0 syzkaller login: [ 88.133461] IPVS: ftp: loaded support on port[0] = 21 [ 88.156530] IPVS: ftp: loaded support on port[0] = 21 [ 88.189701] IPVS: ftp: loaded support on port[0] = 21 [ 88.211533] IPVS: ftp: loaded support on port[0] = 21 [ 88.212224] IPVS: ftp: loaded support on port[0] = 21 [ 88.233035] IPVS: ftp: loaded support on port[0] = 21 [ 91.289713] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.296436] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.305182] device bridge_slave_0 entered promiscuous mode [ 91.314361] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.320801] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.329454] device bridge_slave_0 entered promiscuous mode [ 91.354922] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.361357] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.369871] device bridge_slave_0 entered promiscuous mode [ 91.397644] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.404201] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.412680] device bridge_slave_0 entered promiscuous mode [ 91.465405] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.472109] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.480402] device bridge_slave_0 entered promiscuous mode [ 91.517422] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.524160] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.532720] device bridge_slave_1 entered promiscuous mode [ 91.556196] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.562791] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.571213] device bridge_slave_1 entered promiscuous mode [ 91.599685] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.606304] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.614818] device bridge_slave_1 entered promiscuous mode [ 91.623352] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.629787] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.638312] device bridge_slave_1 entered promiscuous mode [ 91.658539] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.665138] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.673585] device bridge_slave_0 entered promiscuous mode [ 91.704444] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.710902] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.719339] device bridge_slave_1 entered promiscuous mode [ 91.736643] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 91.783316] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 91.825135] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 91.847472] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 91.869432] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.876093] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.884617] device bridge_slave_1 entered promiscuous mode [ 91.906689] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 91.945326] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 91.961463] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 91.992164] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 92.123963] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 92.133997] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 92.160352] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 92.362140] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 92.433295] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 92.505282] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 92.551260] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 92.611178] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 92.689455] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 92.707861] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 92.739999] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 92.755580] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 92.787596] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 92.796257] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 92.883244] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 92.918169] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 92.926572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 92.958853] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 92.966051] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 92.989010] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 92.996210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.018152] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 93.030507] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 93.091224] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 93.099891] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.120458] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 93.127723] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.147538] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 93.154771] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.252933] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 93.417571] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 93.426189] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.449718] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 93.456853] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.563860] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 93.572246] team0: Port device team_slave_0 added [ 93.641423] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 93.649023] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.727001] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 93.735127] team0: Port device team_slave_0 added [ 93.742127] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 93.750198] team0: Port device team_slave_1 added [ 93.778975] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 93.787254] team0: Port device team_slave_0 added [ 93.879614] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 93.887854] team0: Port device team_slave_0 added [ 93.930530] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 93.941040] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.950070] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.971907] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 93.979954] team0: Port device team_slave_1 added [ 94.015934] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 94.024894] team0: Port device team_slave_1 added [ 94.103341] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 94.111321] team0: Port device team_slave_1 added [ 94.157619] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.180206] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 94.187821] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.197180] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.219395] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 94.227715] team0: Port device team_slave_0 added [ 94.253857] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 94.272864] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.281884] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.334028] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 94.354170] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 94.363760] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 94.379010] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 94.390477] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 94.399762] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 94.407804] team0: Port device team_slave_0 added [ 94.414147] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.423235] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.431504] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 94.440464] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.472331] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 94.480288] team0: Port device team_slave_1 added [ 94.493729] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 94.519648] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 94.536213] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 94.545344] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.553865] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 94.563194] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 94.579685] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 94.605821] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 94.640585] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 94.649073] team0: Port device team_slave_1 added [ 94.671979] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 94.681034] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 94.689857] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 94.698995] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.722526] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 94.777041] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 94.798313] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 94.812703] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 94.822303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 94.830913] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.839818] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.848276] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 94.857264] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 94.867551] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 94.901064] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 94.912512] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 94.921535] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 94.931049] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.940181] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.950152] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 95.022064] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.031135] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 95.042688] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 95.100670] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 95.108682] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 95.117776] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 95.126353] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.135851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 95.153228] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 95.202480] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 95.211439] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 95.264141] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 95.282941] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 95.292361] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 95.312349] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 95.345855] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 95.355025] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 95.503562] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 95.511126] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.520023] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 95.549053] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 95.602482] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.611333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 96.825225] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.831801] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.838724] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.845318] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.853879] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 96.860786] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 97.147482] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.154049] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.160956] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.167529] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.176261] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 97.260071] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.266628] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.273627] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.280090] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.289474] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 97.450258] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.456804] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.463838] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.470293] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.479013] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 97.638360] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.644901] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.651917] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.658376] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.667083] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 97.765487] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.772058] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.778957] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.785529] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.794213] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 97.864319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 97.872671] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 97.880684] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 97.888957] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 97.897071] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 103.417652] ip (7138) used greatest stack depth: 53152 bytes left [ 104.136878] 8021q: adding VLAN 0 to HW filter on device bond0 [ 104.732506] 8021q: adding VLAN 0 to HW filter on device bond0 [ 104.793103] 8021q: adding VLAN 0 to HW filter on device bond0 [ 104.829153] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 104.953757] 8021q: adding VLAN 0 to HW filter on device bond0 [ 105.277223] 8021q: adding VLAN 0 to HW filter on device bond0 [ 105.299498] 8021q: adding VLAN 0 to HW filter on device bond0 [ 105.397377] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 105.501083] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 105.616996] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 105.623479] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 105.631377] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 105.651189] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 106.002599] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 106.026118] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 106.033260] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 106.040936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 106.075496] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 106.257593] 8021q: adding VLAN 0 to HW filter on device team0 [ 106.304643] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 106.311015] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 106.319310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 106.404561] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 106.410935] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 106.419173] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 106.671522] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 106.678111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 106.686296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 106.707110] 8021q: adding VLAN 0 to HW filter on device team0 [ 106.761757] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 106.768120] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 106.776316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 107.103188] 8021q: adding VLAN 0 to HW filter on device team0 [ 107.149572] 8021q: adding VLAN 0 to HW filter on device team0 [ 107.407108] 8021q: adding VLAN 0 to HW filter on device team0 [ 107.520354] 8021q: adding VLAN 0 to HW filter on device team0 [ 110.704446] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/l1tf.html for details. 2018/10/26 02:39:43 executed programs: 6 [ 111.282406] ================================================================== [ 111.289828] BUG: KMSAN: kernel-infoleak in _copy_to_user+0x15d/0x1f0 [ 111.296345] CPU: 0 PID: 7671 Comm: syz-executor3 Not tainted 4.19.0-rc8+ #70 [ 111.303548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.312915] Call Trace: [ 111.315533] dump_stack+0x306/0x460 [ 111.319189] ? _copy_to_user+0x15d/0x1f0 [ 111.323291] kmsan_report+0x1a2/0x2e0 [ 111.327139] kmsan_internal_check_memory+0x2cd/0x460 [ 111.332292] kmsan_copy_to_user+0x89/0xe0 [ 111.336472] _copy_to_user+0x15d/0x1f0 [ 111.340403] kvm_vcpu_ioctl+0xe2a/0x20b0 [ 111.344509] ? do_vfs_ioctl+0x187/0x2ca0 [ 111.348599] ? __se_sys_ioctl+0x1da/0x270 [ 111.352782] ? kvm_vm_release+0x90/0x90 [ 111.356785] do_vfs_ioctl+0xf28/0x2ca0 [ 111.360733] ? security_file_ioctl+0x92/0x200 [ 111.365266] __se_sys_ioctl+0x1da/0x270 [ 111.369283] __x64_sys_ioctl+0x4a/0x70 [ 111.373199] do_syscall_64+0xbe/0x100 [ 111.377040] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 111.382252] RIP: 0033:0x4573d7 [ 111.385463] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 111.404383] RSP: 002b:00007f66ad563098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 111.412117] RAX: ffffffffffffffda RBX: 0000000000000018 RCX: 00000000004573d7 [ 111.419406] RDX: 00007f66ad5636f0 RSI: 000000008138ae83 RDI: 0000000000000005 [ 111.426704] RBP: 0000000020017000 R08: 0000000000000001 R09: 0000000000000048 [ 111.433994] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000fec00000 [ 111.441293] R13: 00000000ffffffff R14: 00000000004d7cf8 R15: 00000000ffffffff [ 111.448600] [ 111.450235] Uninit was stored to memory at: [ 111.454581] kmsan_internal_chain_origin+0x136/0x240 [ 111.459710] __msan_chain_origin+0x75/0xd0 [ 111.464003] __get_sregs+0x949/0xff0 [ 111.467744] kvm_arch_vcpu_ioctl_get_sregs+0x71/0xb0 [ 111.472874] kvm_vcpu_ioctl+0x40d/0x20b0 [ 111.476962] do_vfs_ioctl+0xf28/0x2ca0 [ 111.480872] __se_sys_ioctl+0x1da/0x270 [ 111.484869] __x64_sys_ioctl+0x4a/0x70 [ 111.488779] do_syscall_64+0xbe/0x100 [ 111.492633] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 111.497839] [ 111.499483] Uninit was stored to memory at: [ 111.503829] kmsan_internal_chain_origin+0x136/0x240 [ 111.508952] __msan_chain_origin+0x75/0xd0 [ 111.513211] kvm_inject_page_fault+0x2d7/0x6f0 [ 111.517820] handle_vmwrite+0xdac/0x3220 [ 111.521902] vmx_handle_exit+0x20f5/0xb900 [ 111.526165] kvm_arch_vcpu_ioctl_run+0xa22b/0x10ab0 [ 111.531206] kvm_vcpu_ioctl+0x11a7/0x20b0 [ 111.535378] do_vfs_ioctl+0xf28/0x2ca0 [ 111.539286] __se_sys_ioctl+0x1da/0x270 [ 111.543288] __x64_sys_ioctl+0x4a/0x70 [ 111.547213] do_syscall_64+0xbe/0x100 [ 111.551052] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 111.556252] [ 111.557909] Local variable description: ----e@handle_vmwrite [ 111.563722] Variable was created at: [ 111.567458] handle_vmwrite+0x1f6/0x3220 [ 111.571543] vmx_handle_exit+0x20f5/0xb900 [ 111.575788] [ 111.577429] Bytes 232-239 of 312 are uninitialized [ 111.582371] Memory access of size 312 starts at ffff880197154c00 [ 111.588526] ================================================================== [ 111.595898] Disabling lock debugging due to kernel taint [ 111.601365] Kernel panic - not syncing: panic_on_warn set ... [ 111.601365] [ 111.608765] CPU: 0 PID: 7671 Comm: syz-executor3 Tainted: G B 4.19.0-rc8+ #70 [ 111.617360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.626730] Call Trace: [ 111.629343] dump_stack+0x306/0x460 [ 111.633018] panic+0x54c/0xafa [ 111.636296] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 111.641779] kmsan_report+0x2d3/0x2e0 [ 111.645621] kmsan_internal_check_memory+0x2cd/0x460 [ 111.650792] kmsan_copy_to_user+0x89/0xe0 [ 111.654971] _copy_to_user+0x15d/0x1f0 [ 111.658902] kvm_vcpu_ioctl+0xe2a/0x20b0 [ 111.663017] ? do_vfs_ioctl+0x187/0x2ca0 [ 111.667111] ? __se_sys_ioctl+0x1da/0x270 [ 111.671292] ? kvm_vm_release+0x90/0x90 [ 111.675294] do_vfs_ioctl+0xf28/0x2ca0 [ 111.679230] ? security_file_ioctl+0x92/0x200 [ 111.683778] __se_sys_ioctl+0x1da/0x270 [ 111.687804] __x64_sys_ioctl+0x4a/0x70 [ 111.691722] do_syscall_64+0xbe/0x100 [ 111.695562] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 111.700779] RIP: 0033:0x4573d7 [ 111.703995] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 111.722923] RSP: 002b:00007f66ad563098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 111.730673] RAX: ffffffffffffffda RBX: 0000000000000018 RCX: 00000000004573d7 [ 111.737966] RDX: 00007f66ad5636f0 RSI: 000000008138ae83 RDI: 0000000000000005 [ 111.745290] RBP: 0000000020017000 R08: 0000000000000001 R09: 0000000000000048 [ 111.752580] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000fec00000 [ 111.759872] R13: 00000000ffffffff R14: 00000000004d7cf8 R15: 00000000ffffffff [ 111.768000] Kernel Offset: disabled [ 111.771639] Rebooting in 86400 seconds..