[ 58.573402] audit: type=1800 audit(1539180666.617:27): pid=5985 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[ 60.049344] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 62.308113] random: sshd: uninitialized urandom read (32 bytes read) [ 62.761045] random: sshd: uninitialized urandom read (32 bytes read) [ 65.582275] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.74' (ECDSA) to the list of known hosts. [ 71.492156] random: sshd: uninitialized urandom read (32 bytes read) 2018/10/10 14:11:21 fuzzer started [ 76.213176] random: cc1: uninitialized urandom read (8 bytes read) 2018/10/10 14:11:26 dialing manager at 10.128.0.26:45337 2018/10/10 14:11:26 syscalls: 1 2018/10/10 14:11:26 code coverage: enabled 2018/10/10 14:11:26 comparison tracing: CONFIG_KCOV_ENABLE_COMPARISONS is not enabled 2018/10/10 14:11:26 setuid sandbox: enabled 2018/10/10 14:11:26 namespace sandbox: enabled 2018/10/10 14:11:26 Android sandbox: /sys/fs/selinux/policy does not exist 2018/10/10 14:11:26 fault injection: enabled 2018/10/10 14:11:26 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2018/10/10 14:11:26 net packed injection: /dev/net/tun can't be opened (open /dev/net/tun: cannot allocate memory) 2018/10/10 14:11:26 net device setup: enabled [ 81.996884] random: crng init done 14:13:37 executing program 0: socketpair$unix(0x1, 0x200000000000002, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000300)=ANY=[], &(0x7f00000000c0)='./file0\x00', &(0x7f0000000200)='sysfs\x00', 0x0, &(0x7f0000000100)) r3 = open$dir(&(0x7f0000000040)='./file0\x00', 0x0, 0x0) getdents64(r3, &(0x7f0000000440)=""/186, 0x5f5) r4 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r2, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000080)=[@text16={0x10, &(0x7f0000000180)="2e65f32efe0a6766c7442400008000006766c7442402000000006766c744240600000000670f011c24b866000f00d066b88044a2b20f23c80f21f866350400d0000f23f80f0766b80500000066b9080000000f01c10f0766b8010000000f01c10f01dfb835008ee0", 0x68}], 0x1, 0x0, &(0x7f00000000c0), 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000100)="0fc75af38f49189b26440f00d6c441cb5cc00fc71bc442f932d10f225c0f01cb66baf80cb8a4d35b8bef66bafc0c66edb805000000b9020000000f01c1", 0x3d}], 0x1, 0x40, &(0x7f0000000300), 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) ioctl$KVM_GET_NESTED_STATE(r4, 0xc080aebe, &(0x7f00000004c0)={0x0, 0x0, 0x2080}) [ 210.665419] IPVS: ftp: loaded support on port[0] = 21 [ 212.122667] bridge0: port 1(bridge_slave_0) entered blocking state [ 212.129164] bridge0: port 1(bridge_slave_0) entered disabled state [ 212.138220] device bridge_slave_0 entered promiscuous mode [ 212.311195] bridge0: port 2(bridge_slave_1) entered blocking state [ 212.317995] bridge0: port 2(bridge_slave_1) entered disabled state [ 212.326858] device bridge_slave_1 entered promiscuous mode [ 212.485292] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 212.635178] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 213.102308] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 213.255109] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 213.549030] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 213.556664] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready 14:13:42 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000d55000), 0xc, &(0x7f0000c8d000)={&(0x7f0000bfdfdc)={0x14, 0x2, 0x1, 0x800000001}, 0x14}}, 0x0) [ 214.023832] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 214.032385] team0: Port device team_slave_0 added [ 214.337153] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 214.345597] team0: Port device team_slave_1 added [ 214.655514] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 214.662785] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 214.672197] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 214.795967] IPVS: ftp: loaded support on port[0] = 21 [ 214.997473] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 215.004760] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 215.013943] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 215.204852] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 215.212624] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 215.222095] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 215.518717] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 215.526421] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 215.535777] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 216.814297] bridge0: port 1(bridge_slave_0) entered blocking state [ 216.820775] bridge0: port 1(bridge_slave_0) entered disabled state [ 216.829637] device bridge_slave_0 entered promiscuous mode [ 217.050961] bridge0: port 2(bridge_slave_1) entered blocking state [ 217.057765] bridge0: port 2(bridge_slave_1) entered disabled state [ 217.066705] device bridge_slave_1 entered promiscuous mode [ 217.276559] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 217.565017] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 218.186967] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 218.401196] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 218.475911] bridge0: port 2(bridge_slave_1) entered blocking state [ 218.482494] bridge0: port 2(bridge_slave_1) entered forwarding state [ 218.489503] bridge0: port 1(bridge_slave_0) entered blocking state [ 218.496118] bridge0: port 1(bridge_slave_0) entered forwarding state [ 218.505289] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 218.668091] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 218.679218] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 218.692896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 218.895759] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 218.902971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 219.616792] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 219.625178] team0: Port device team_slave_0 added [ 219.818869] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 219.827297] team0: Port device team_slave_1 added 14:13:48 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x1b, &(0x7f0000e95fe0)={@remote, 0x4}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x1b, &(0x7f0000e95fe0)={@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, 0x20) r1 = syz_open_procfs(0x0, &(0x7f0000000000)='net/anycast6\x00') preadv(r1, &(0x7f000055ff80)=[{&(0x7f00002f0f89)=""/204, 0xcc}], 0x1, 0x0) [ 220.050143] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 220.057347] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 220.066465] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 220.354480] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 220.361600] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 220.371023] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 220.689313] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 220.698060] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 220.707510] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 221.033104] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 221.040763] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 221.050142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 221.314844] IPVS: ftp: loaded support on port[0] = 21 [ 223.989051] bridge0: port 1(bridge_slave_0) entered blocking state [ 223.995706] bridge0: port 1(bridge_slave_0) entered disabled state [ 224.004576] device bridge_slave_0 entered promiscuous mode [ 224.335380] bridge0: port 2(bridge_slave_1) entered blocking state [ 224.342357] bridge0: port 2(bridge_slave_1) entered disabled state [ 224.350891] device bridge_slave_1 entered promiscuous mode [ 224.637035] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 224.689014] bridge0: port 2(bridge_slave_1) entered blocking state [ 224.695605] bridge0: port 2(bridge_slave_1) entered forwarding state [ 224.702748] bridge0: port 1(bridge_slave_0) entered blocking state [ 224.709241] bridge0: port 1(bridge_slave_0) entered forwarding state [ 224.718353] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 224.752098] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 224.909019] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 225.761902] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 226.020950] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 226.324768] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 226.332012] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 226.655904] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 226.663291] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 227.514531] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 227.523083] team0: Port device team_slave_0 added [ 227.815439] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 227.823865] team0: Port device team_slave_1 added [ 228.136341] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 228.143970] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 228.153047] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 228.525079] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 228.532236] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 228.541051] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready 14:13:56 executing program 3: r0 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000b4508a)='/dev/ashmem\x00', 0x0, 0x0) write$P9_RREAD(0xffffffffffffffff, &(0x7f0000000200)={0xb, 0x75, 0x1}, 0xb) ioctl$ASHMEM_SET_NAME(r0, 0x41007701, &(0x7f00000001c0)='/dev/usbmon#\x00') setsockopt$inet6_opts(0xffffffffffffffff, 0x29, 0x0, &(0x7f0000000000)=ANY=[], 0x0) write$P9_RREAD(0xffffffffffffffff, &(0x7f0000000380)={0x18, 0x75, 0x1, {0xd, "89d305ba705a8adbf615418d4f"}}, 0x18) sendmmsg(0xffffffffffffffff, &(0x7f0000005fc0), 0x8000000000000fc, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f00000004c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(blowfish)\x00'}, 0x58) r2 = accept4(r1, 0x0, &(0x7f0000000000), 0x0) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x1) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') sendfile(r2, r3, &(0x7f0000000040), 0x10000000000443) writev(r2, &(0x7f00000006c0)=[{&(0x7f0000000600), 0x60020}], 0x1) read(r2, &(0x7f00000003c0)=""/72, 0x100000104) sendmsg$xdp(r2, &(0x7f0000000300)={&(0x7f0000000140), 0x10, &(0x7f0000000280)=[{&(0x7f0000000180)="9d", 0x1}], 0x1}, 0x0) ioctl$KVM_GET_REG_LIST(0xffffffffffffffff, 0xc008aeb0, &(0x7f00000000c0)=ANY=[@ANYBLOB]) write$binfmt_misc(0xffffffffffffffff, &(0x7f00000002c0)=ANY=[@ANYBLOB="164e9096ce016540627accafc3d41db9c916981893d5440ab73545e08303ad6c318837d35f2292a9798689962087eed30150286b08082d6b4c39248ed584992e1d80519d2cdbb81325cb69427160055ecabbdd738d10642a99a3ab75f00c13957af67f309b6af3cc00df5f98fcdfec2e266edde059804973710387b8e3c6b4fd07"], 0x81) [ 228.913301] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 228.920998] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 228.930572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 229.243172] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 229.250873] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 229.260023] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 230.162378] IPVS: ftp: loaded support on port[0] = 21 [ 232.065181] 8021q: adding VLAN 0 to HW filter on device bond0 [ 233.425197] bridge0: port 2(bridge_slave_1) entered blocking state [ 233.431819] bridge0: port 2(bridge_slave_1) entered forwarding state [ 233.438802] bridge0: port 1(bridge_slave_0) entered blocking state [ 233.445352] bridge0: port 1(bridge_slave_0) entered forwarding state [ 233.454607] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 233.565872] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 233.737911] bridge0: port 1(bridge_slave_0) entered blocking state [ 233.744509] bridge0: port 1(bridge_slave_0) entered disabled state [ 233.753343] device bridge_slave_0 entered promiscuous mode [ 233.943379] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 234.138524] bridge0: port 2(bridge_slave_1) entered blocking state [ 234.145196] bridge0: port 2(bridge_slave_1) entered disabled state [ 234.154139] device bridge_slave_1 entered promiscuous mode [ 234.556616] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 234.988136] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 235.029129] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 235.035707] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 235.043959] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 236.010722] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 236.383394] 8021q: adding VLAN 0 to HW filter on device team0 [ 236.442205] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 236.793380] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 236.800485] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 237.137941] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 237.145208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 238.346215] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 238.354591] team0: Port device team_slave_0 added [ 238.766927] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 238.775314] team0: Port device team_slave_1 added [ 239.145331] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 239.152666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 239.161934] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready 14:14:07 executing program 4: pselect6(0xc4, &(0x7f00000000c0), &(0x7f0000000100), &(0x7f0000000140)={0x0, 0x0, 0x0, 0x66}, &(0x7f0000000200), &(0x7f0000000300)={&(0x7f00000002c0), 0x8}) [ 239.517931] 8021q: adding VLAN 0 to HW filter on device bond0 [ 239.541508] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 239.548765] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 239.558066] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 239.963883] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 239.971933] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 239.981254] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 240.398643] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 240.406521] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 240.415882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 241.178060] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 241.434713] IPVS: ftp: loaded support on port[0] = 21 [ 242.901910] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 242.908332] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 242.916810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 244.735691] 8021q: adding VLAN 0 to HW filter on device team0 [ 245.541393] bridge0: port 2(bridge_slave_1) entered blocking state [ 245.548014] bridge0: port 2(bridge_slave_1) entered forwarding state [ 245.555142] bridge0: port 1(bridge_slave_0) entered blocking state [ 245.561732] bridge0: port 1(bridge_slave_0) entered forwarding state [ 245.571191] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 245.722757] bridge0: port 1(bridge_slave_0) entered blocking state [ 245.729250] bridge0: port 1(bridge_slave_0) entered disabled state [ 245.738118] device bridge_slave_0 entered promiscuous mode [ 245.942566] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 246.251200] bridge0: port 2(bridge_slave_1) entered blocking state [ 246.257905] bridge0: port 2(bridge_slave_1) entered disabled state [ 246.266859] device bridge_slave_1 entered promiscuous mode [ 246.715813] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 246.841496] 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. [ 246.996627] ================================================================== [ 247.004077] BUG: KMSAN: uninit-value in vmx_set_constant_host_state+0x1778/0x1830 [ 247.011747] CPU: 1 PID: 6852 Comm: syz-executor0 Not tainted 4.19.0-rc4+ #66 [ 247.018961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.028341] Call Trace: [ 247.030980] dump_stack+0x306/0x460 [ 247.034640] ? vmx_set_constant_host_state+0x1778/0x1830 [ 247.040146] kmsan_report+0x1a2/0x2e0 [ 247.043996] __msan_warning+0x7c/0xe0 [ 247.047858] vmx_set_constant_host_state+0x1778/0x1830 [ 247.053187] vmx_create_vcpu+0x3e6f/0x7870 [ 247.057465] ? kmsan_set_origin_inline+0x6b/0x120 [ 247.062352] ? __msan_poison_alloca+0x17a/0x210 [ 247.067085] ? vmx_vm_init+0x340/0x340 [ 247.071009] kvm_arch_vcpu_create+0x25d/0x2f0 [ 247.075554] kvm_vm_ioctl+0x13fd/0x33d0 [ 247.079579] ? __msan_poison_alloca+0x17a/0x210 [ 247.084306] ? do_vfs_ioctl+0x18a/0x2810 [ 247.088400] ? __se_sys_ioctl+0x1da/0x270 [ 247.092587] ? vcpu_stat_clear_per_vm+0x420/0x420 [ 247.097463] ? vcpu_stat_clear_per_vm+0x420/0x420 [ 247.102340] do_vfs_ioctl+0xcf3/0x2810 [ 247.106288] ? security_file_ioctl+0x92/0x200 [ 247.110920] __se_sys_ioctl+0x1da/0x270 [ 247.114952] __x64_sys_ioctl+0x4a/0x70 [ 247.118878] do_syscall_64+0xbe/0x100 [ 247.122720] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 247.127931] RIP: 0033:0x457579 [ 247.131153] Code: 1d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 eb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 247.150079] RSP: 002b:00007f74a8482c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 247.157825] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457579 [ 247.165125] RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000007 [ 247.172420] RBP: 000000000072c040 R08: 0000000000000000 R09: 0000000000000000 [ 247.179710] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f74a84836d4 [ 247.187015] R13: 00000000004bfc18 R14: 00000000004cfca0 R15: 00000000ffffffff [ 247.194344] [ 247.195995] Local variable description: ----dt@vmx_set_constant_host_state [ 247.203039] Variable was created at: [ 247.206798] vmx_set_constant_host_state+0x2b0/0x1830 [ 247.212021] vmx_create_vcpu+0x3e6f/0x7870 [ 247.216291] ================================================================== [ 247.223673] Disabling lock debugging due to kernel taint [ 247.229145] Kernel panic - not syncing: panic_on_warn set ... [ 247.229145] [ 247.236558] CPU: 1 PID: 6852 Comm: syz-executor0 Tainted: G B 4.19.0-rc4+ #66 [ 247.245161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.254551] Call Trace: [ 247.257203] dump_stack+0x306/0x460 [ 247.260898] panic+0x54c/0xafa [ 247.264179] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 247.269685] kmsan_report+0x2d3/0x2e0 [ 247.273543] __msan_warning+0x7c/0xe0 [ 247.277394] vmx_set_constant_host_state+0x1778/0x1830 [ 247.282722] vmx_create_vcpu+0x3e6f/0x7870 [ 247.286998] ? kmsan_set_origin_inline+0x6b/0x120 [ 247.291903] ? __msan_poison_alloca+0x17a/0x210 [ 247.296628] ? vmx_vm_init+0x340/0x340 [ 247.300562] kvm_arch_vcpu_create+0x25d/0x2f0 [ 247.305108] kvm_vm_ioctl+0x13fd/0x33d0 [ 247.309135] ? __msan_poison_alloca+0x17a/0x210 [ 247.313852] ? do_vfs_ioctl+0x18a/0x2810 [ 247.317946] ? __se_sys_ioctl+0x1da/0x270 [ 247.322133] ? vcpu_stat_clear_per_vm+0x420/0x420 [ 247.327020] ? vcpu_stat_clear_per_vm+0x420/0x420 [ 247.331918] do_vfs_ioctl+0xcf3/0x2810 [ 247.335858] ? security_file_ioctl+0x92/0x200 [ 247.340400] __se_sys_ioctl+0x1da/0x270 [ 247.344632] __x64_sys_ioctl+0x4a/0x70 [ 247.348556] do_syscall_64+0xbe/0x100 [ 247.352400] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 247.357621] RIP: 0033:0x457579 [ 247.360847] Code: 1d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 eb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 247.379776] RSP: 002b:00007f74a8482c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 247.387521] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457579 [ 247.394817] RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000007 [ 247.402119] RBP: 000000000072c040 R08: 0000000000000000 R09: 0000000000000000 [ 247.409412] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f74a84836d4 [ 247.416706] R13: 00000000004bfc18 R14: 00000000004cfca0 R15: 00000000ffffffff [ 247.425056] Kernel Offset: disabled [ 247.428698] Rebooting in 86400 seconds..