[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 56.188648] audit: type=1800 audit(1540281877.231:25): pid=6069 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 56.208164] audit: type=1800 audit(1540281877.231:26): pid=6069 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 56.228722] audit: type=1800 audit(1540281877.261:27): pid=6069 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 '10.128.0.118' (ECDSA) to the list of known hosts. 2018/10/23 08:04:50 parsed 1 programs 2018/10/23 08:05:06 executed programs: 0 syzkaller login: [ 86.200063] IPVS: ftp: loaded support on port[0] = 21 [ 86.257764] IPVS: ftp: loaded support on port[0] = 21 [ 86.293636] IPVS: ftp: loaded support on port[0] = 21 [ 86.312502] IPVS: ftp: loaded support on port[0] = 21 [ 86.335728] IPVS: ftp: loaded support on port[0] = 21 [ 86.358577] IPVS: ftp: loaded support on port[0] = 21 [ 89.248322] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.255129] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.263793] device bridge_slave_0 entered promiscuous mode [ 89.290905] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.297770] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.306442] device bridge_slave_0 entered promiscuous mode [ 89.393452] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.399939] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.408762] device bridge_slave_0 entered promiscuous mode [ 89.440358] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.447255] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.455898] device bridge_slave_1 entered promiscuous mode [ 89.524643] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.531114] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.539645] device bridge_slave_1 entered promiscuous mode [ 89.616584] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.623239] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.631539] device bridge_slave_1 entered promiscuous mode [ 89.660536] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 89.681407] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 89.689245] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.695924] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.704504] device bridge_slave_0 entered promiscuous mode [ 89.754353] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.760824] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.769487] device bridge_slave_0 entered promiscuous mode [ 89.777120] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.783679] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.792256] device bridge_slave_0 entered promiscuous mode [ 89.855013] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 89.869599] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 89.899611] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.906305] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.914816] device bridge_slave_1 entered promiscuous mode [ 89.926240] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 89.949213] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.955918] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.964379] device bridge_slave_1 entered promiscuous mode [ 89.998443] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 90.006845] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.013445] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.021754] device bridge_slave_1 entered promiscuous mode [ 90.112052] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 90.193210] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 90.229148] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 90.280388] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 90.383898] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 90.411487] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 90.495190] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 90.546345] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 90.572589] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 90.638565] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 90.742920] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 90.763141] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 90.839558] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 90.848186] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 90.900377] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 90.907618] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 90.931542] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 90.975376] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 90.997108] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 91.023444] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 91.051824] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 91.079141] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 91.093590] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 91.148435] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 91.180151] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 91.193710] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 91.215053] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 91.245943] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 91.386087] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 91.393314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 91.413201] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 91.423564] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 91.481685] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 91.489660] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 91.582739] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 91.589912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 91.627441] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 91.635241] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 91.645750] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 91.654352] team0: Port device team_slave_0 added [ 91.679182] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 91.693649] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 91.726651] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 91.734924] team0: Port device team_slave_0 added [ 91.798817] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 91.807203] team0: Port device team_slave_1 added [ 91.867235] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 91.875696] team0: Port device team_slave_0 added [ 91.898994] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 91.907539] team0: Port device team_slave_1 added [ 92.024077] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 92.057456] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 92.066651] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 92.106839] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 92.115065] team0: Port device team_slave_1 added [ 92.129691] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 92.139552] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 92.148783] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 92.203476] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 92.211642] team0: Port device team_slave_0 added [ 92.229992] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 92.323416] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 92.337813] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 92.356695] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 92.364889] team0: Port device team_slave_0 added [ 92.444059] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 92.452426] team0: Port device team_slave_1 added [ 92.460269] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 92.468013] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 92.477248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 92.500901] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 92.509256] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 92.518553] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 92.530774] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 92.538887] team0: Port device team_slave_0 added [ 92.562367] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 92.579163] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 92.587323] team0: Port device team_slave_1 added [ 92.593806] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 92.603123] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 92.670799] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 92.678803] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 92.687855] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 92.706506] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 92.715629] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 92.723514] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 92.732551] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 92.740851] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 92.749893] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 92.782943] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 92.794334] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 92.802614] team0: Port device team_slave_1 added [ 92.862433] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 92.871635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 92.919436] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 92.927044] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 92.935945] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 92.945121] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 92.954209] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 93.002368] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.011490] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.020368] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.029476] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.044792] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 93.111080] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 93.123041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.132301] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.140694] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.149861] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.162356] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 93.206023] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 93.252493] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.261472] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.270256] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.279284] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.328421] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 93.356330] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 93.382444] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.391532] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.400293] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.409481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.446205] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 93.512438] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.521535] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.603992] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 93.633462] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.642976] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.712487] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 93.720139] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.729058] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 95.051116] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.057709] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.064779] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.071234] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.079729] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 95.086572] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.233908] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.240420] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.247580] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.254161] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.263787] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 95.318458] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.325098] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.332146] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.338597] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.347283] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 95.739107] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.745678] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.752699] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.759150] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.768068] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 95.795366] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.801861] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.808909] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.815523] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.824389] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 96.056886] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.063466] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.070369] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.076996] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.086128] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 96.102890] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 96.110896] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 96.118851] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 96.126901] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 96.135002] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 101.867252] ip (7249) used greatest stack depth: 53152 bytes left [ 102.488941] 8021q: adding VLAN 0 to HW filter on device bond0 [ 102.508084] 8021q: adding VLAN 0 to HW filter on device bond0 [ 103.018695] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 103.145411] 8021q: adding VLAN 0 to HW filter on device bond0 [ 103.187214] 8021q: adding VLAN 0 to HW filter on device bond0 [ 103.253482] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 103.276053] 8021q: adding VLAN 0 to HW filter on device bond0 [ 103.549044] 8021q: adding VLAN 0 to HW filter on device bond0 [ 103.718762] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 103.725359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 103.733611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 103.892921] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 103.907146] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 103.937408] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 103.944732] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 103.953006] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 103.973299] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 104.266635] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 104.459094] 8021q: adding VLAN 0 to HW filter on device team0 [ 104.539518] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 104.547855] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 104.555870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 104.690383] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 104.698666] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 104.706919] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 104.733087] 8021q: adding VLAN 0 to HW filter on device team0 [ 104.743403] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 104.754211] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 104.762366] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 104.977786] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 104.984446] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 104.992743] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 105.319467] 8021q: adding VLAN 0 to HW filter on device team0 [ 105.396526] 8021q: adding VLAN 0 to HW filter on device team0 [ 105.410861] 8021q: adding VLAN 0 to HW filter on device team0 [ 105.698809] 8021q: adding VLAN 0 to HW filter on device team0 [ 108.626700] 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. 2018/10/23 08:05:30 executed programs: 6 [ 109.366648] ================================================================== [ 109.374270] BUG: KMSAN: kernel-infoleak in _copy_to_user+0x15d/0x1f0 [ 109.380793] CPU: 1 PID: 7764 Comm: syz-executor1 Not tainted 4.19.0-rc8+ #70 [ 109.388005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.397375] Call Trace: [ 109.400003] dump_stack+0x306/0x460 [ 109.403656] ? _copy_to_user+0x15d/0x1f0 [ 109.407773] kmsan_report+0x1a2/0x2e0 [ 109.411611] kmsan_internal_check_memory+0x2cd/0x460 [ 109.416772] kmsan_copy_to_user+0x89/0xe0 [ 109.420957] _copy_to_user+0x15d/0x1f0 [ 109.424898] kvm_vcpu_ioctl+0xe2a/0x20b0 [ 109.429016] ? do_vfs_ioctl+0x187/0x2ca0 [ 109.433106] ? __se_sys_ioctl+0x1da/0x270 [ 109.437289] ? kvm_vm_release+0x90/0x90 [ 109.441291] do_vfs_ioctl+0xf28/0x2ca0 [ 109.445221] ? security_file_ioctl+0x92/0x200 [ 109.449765] __se_sys_ioctl+0x1da/0x270 [ 109.453822] __x64_sys_ioctl+0x4a/0x70 [ 109.457752] do_syscall_64+0xbe/0x100 [ 109.461587] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 109.466795] RIP: 0033:0x4573d7 [ 109.470023] 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 [ 109.488959] RSP: 002b:00007f00631bb098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 109.496712] RAX: ffffffffffffffda RBX: 0000000000000018 RCX: 00000000004573d7 [ 109.504010] RDX: 00007f00631bb6f0 RSI: 000000008138ae83 RDI: 0000000000000005 [ 109.511769] RBP: 0000000020017000 R08: 0000000000000001 R09: 0000000000000048 [ 109.519070] R10: 00007f00631bd9d0 R11: 0000000000000246 R12: 00000000fec00000 [ 109.526362] R13: 00000000ffffffff R14: 00000000004d7cf8 R15: 00000000ffffffff [ 109.533669] [ 109.535308] Uninit was stored to memory at: [ 109.539656] kmsan_internal_chain_origin+0x136/0x240 [ 109.544786] __msan_chain_origin+0x75/0xd0 [ 109.549048] __get_sregs+0x949/0xff0 [ 109.552786] kvm_arch_vcpu_ioctl_get_sregs+0x71/0xb0 [ 109.557913] kvm_vcpu_ioctl+0x40d/0x20b0 [ 109.562009] do_vfs_ioctl+0xf28/0x2ca0 [ 109.565920] __se_sys_ioctl+0x1da/0x270 [ 109.569914] __x64_sys_ioctl+0x4a/0x70 [ 109.573823] do_syscall_64+0xbe/0x100 [ 109.577647] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 109.582844] [ 109.584480] Uninit was stored to memory at: [ 109.588832] kmsan_internal_chain_origin+0x136/0x240 [ 109.593955] __msan_chain_origin+0x75/0xd0 [ 109.598229] kvm_inject_page_fault+0x2d7/0x6f0 [ 109.602836] handle_vmwrite+0xdac/0x3220 [ 109.606924] vmx_handle_exit+0x20f5/0xb900 [ 109.611199] kvm_arch_vcpu_ioctl_run+0xa22b/0x10ab0 [ 109.616238] kvm_vcpu_ioctl+0x11a7/0x20b0 [ 109.620407] do_vfs_ioctl+0xf28/0x2ca0 [ 109.624321] __se_sys_ioctl+0x1da/0x270 [ 109.628314] __x64_sys_ioctl+0x4a/0x70 [ 109.632224] do_syscall_64+0xbe/0x100 [ 109.636054] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 109.641254] [ 109.642901] Local variable description: ----e@handle_vmwrite [ 109.648706] Variable was created at: [ 109.652455] handle_vmwrite+0x1f6/0x3220 [ 109.656541] vmx_handle_exit+0x20f5/0xb900 [ 109.660782] [ 109.662431] Bytes 232-239 of 312 are uninitialized [ 109.667373] Memory access of size 312 starts at ffff8801a0512400 [ 109.673523] ================================================================== [ 109.680896] Disabling lock debugging due to kernel taint [ 109.686361] Kernel panic - not syncing: panic_on_warn set ... [ 109.686361] [ 109.693765] CPU: 1 PID: 7764 Comm: syz-executor1 Tainted: G B 4.19.0-rc8+ #70 [ 109.702355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.711722] Call Trace: [ 109.714346] dump_stack+0x306/0x460 [ 109.718034] panic+0x54c/0xafa [ 109.721471] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 109.726955] kmsan_report+0x2d3/0x2e0 [ 109.730808] kmsan_internal_check_memory+0x2cd/0x460 [ 109.735986] kmsan_copy_to_user+0x89/0xe0 [ 109.740170] _copy_to_user+0x15d/0x1f0 [ 109.744103] kvm_vcpu_ioctl+0xe2a/0x20b0 [ 109.748212] ? do_vfs_ioctl+0x187/0x2ca0 [ 109.752297] ? __se_sys_ioctl+0x1da/0x270 [ 109.756482] ? kvm_vm_release+0x90/0x90 [ 109.760487] do_vfs_ioctl+0xf28/0x2ca0 [ 109.764421] ? security_file_ioctl+0x92/0x200 [ 109.768985] __se_sys_ioctl+0x1da/0x270 [ 109.773017] __x64_sys_ioctl+0x4a/0x70 [ 109.776937] do_syscall_64+0xbe/0x100 [ 109.780797] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 109.786015] RIP: 0033:0x4573d7 [ 109.789229] 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 [ 109.808155] RSP: 002b:00007f00631bb098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 109.815900] RAX: ffffffffffffffda RBX: 0000000000000018 RCX: 00000000004573d7 [ 109.823190] RDX: 00007f00631bb6f0 RSI: 000000008138ae83 RDI: 0000000000000005 [ 109.830482] RBP: 0000000020017000 R08: 0000000000000001 R09: 0000000000000048 [ 109.837775] R10: 00007f00631bd9d0 R11: 0000000000000246 R12: 00000000fec00000 [ 109.845070] R13: 00000000ffffffff R14: 00000000004d7cf8 R15: 00000000ffffffff [ 109.853231] Kernel Offset: disabled [ 109.856870] Rebooting in 86400 seconds..