[ 36.319440] audit: type=1800 audit(1539174064.473:25): pid=5653 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 36.338753] audit: type=1800 audit(1539174064.473:26): pid=5653 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 36.358394] audit: type=1800 audit(1539174064.473:27): pid=5653 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. [ 36.873742] sshd (5723) used greatest stack depth: 16344 bytes left [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.69' (ECDSA) to the list of known hosts. 2018/10/10 12:21:17 parsed 1 programs 2018/10/10 12:21:19 executed programs: 0 syzkaller login: [ 51.476406] IPVS: ftp: loaded support on port[0] = 21 [ 51.477551] IPVS: ftp: loaded support on port[0] = 21 [ 51.490557] IPVS: ftp: loaded support on port[0] = 21 [ 51.493177] IPVS: ftp: loaded support on port[0] = 21 [ 51.502045] IPVS: ftp: loaded support on port[0] = 21 [ 51.519118] IPVS: ftp: loaded support on port[0] = 21 [ 52.342502] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.349451] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.356704] device bridge_slave_0 entered promiscuous mode [ 52.363471] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.372797] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.380227] device bridge_slave_0 entered promiscuous mode [ 52.394934] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.403596] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.411101] device bridge_slave_0 entered promiscuous mode [ 52.418642] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.424999] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.432552] device bridge_slave_0 entered promiscuous mode [ 52.441159] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.451238] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.458244] device bridge_slave_0 entered promiscuous mode [ 52.466227] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.475113] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.482280] device bridge_slave_1 entered promiscuous mode [ 52.490557] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.497551] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.504716] device bridge_slave_0 entered promiscuous mode [ 52.513067] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.519913] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.527466] device bridge_slave_1 entered promiscuous mode [ 52.536317] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.542676] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.550834] device bridge_slave_1 entered promiscuous mode [ 52.557555] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.563922] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.571594] device bridge_slave_1 entered promiscuous mode [ 52.579302] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.589566] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.596568] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.603706] device bridge_slave_1 entered promiscuous mode [ 52.611629] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.620399] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.628735] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.635101] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.643542] device bridge_slave_1 entered promiscuous mode [ 52.650332] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.658714] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.669129] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 52.677788] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 52.685593] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 52.696873] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 52.703941] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 52.729094] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.795016] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.819802] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 52.856560] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.865611] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.878262] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.898491] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.913289] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.925448] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.936725] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.977031] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.990006] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.047842] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.066151] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 53.073105] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.092084] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.101371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.114831] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.124657] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.142384] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.153453] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.162774] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.198096] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 53.221874] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.230583] team0: Port device team_slave_0 added [ 53.236618] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.258158] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.267208] team0: Port device team_slave_0 added [ 53.273707] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.298454] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.311378] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.321108] team0: Port device team_slave_1 added [ 53.328375] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.337757] team0: Port device team_slave_0 added [ 53.345188] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.353624] team0: Port device team_slave_0 added [ 53.359037] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.366600] team0: Port device team_slave_1 added [ 53.373682] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.381465] team0: Port device team_slave_0 added [ 53.394845] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.406337] team0: Port device team_slave_1 added [ 53.412930] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.430011] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.439092] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.446914] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.454897] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.462642] team0: Port device team_slave_1 added [ 53.481467] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.493306] team0: Port device team_slave_1 added [ 53.504178] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.512954] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.528261] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.545821] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.553297] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.568031] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.576239] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.583747] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.591700] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.599254] team0: Port device team_slave_0 added [ 53.607875] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.617410] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.631402] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.641097] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.651770] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.663495] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.673817] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.681631] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.689572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.700765] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.709714] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.722855] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.733046] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.742315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.750992] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.759281] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.770388] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.778250] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.786242] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.793987] team0: Port device team_slave_1 added [ 53.799691] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.808826] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.818987] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.836207] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.849639] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.861162] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.869200] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.877056] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.884866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.902252] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.920245] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.944085] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.952219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.972816] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.025673] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.032763] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.040997] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.103695] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.120458] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.130204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.382387] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.389003] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.395795] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.402265] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.411584] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.423917] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.430317] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.436971] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.443333] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.453368] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.473884] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.480283] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.486947] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.493316] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.501759] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.530918] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.537318] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.543949] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.550340] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.559948] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.612136] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.618547] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.625275] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.631671] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.642531] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.759698] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.766111] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.772752] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.779158] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.799094] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.096466] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.103620] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.117720] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.124824] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.132671] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.139826] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.499446] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.521104] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.535367] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.611527] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.684829] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.713978] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.721327] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.734625] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.821575] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.830975] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.893413] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.903287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.913745] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.923971] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.934874] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.952925] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.965784] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.982657] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.000470] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.011399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.038717] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 57.065658] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.072502] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.082129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.118764] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.131282] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.145135] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.173896] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.189220] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.232260] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.265622] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.287866] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.299377] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.308725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.332050] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.474557] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.281667] 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. [ 58.353585] ------------[ cut here ]------------ [ 58.358375] kernel BUG at arch/x86/kvm/x86.c:353! [ 58.363236] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 58.368611] CPU: 0 PID: 7328 Comm: syz-executor4 Not tainted 4.19.0-rc7+ #179 [ 58.375898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.376747] kobject: 'loop3' (0000000004d24d87): kobject_uevent_env [ 58.385279] RIP: 0010:kvm_spurious_fault+0x9/0x10 [ 58.394791] kobject: 'loop3' (0000000004d24d87): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 58.396525] Code: 45 10 50 e8 e9 44 7c 00 58 5a 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 97 03 73 00 <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 89 fd 41 54 [ 58.396534] RSP: 0018:ffff8801ce167340 EFLAGS: 00010093 [ 58.396546] RAX: ffff8801cd750440 RBX: 1ffff10039c2ce6c RCX: ffffffff81385bcc [ 58.396560] RDX: 0000000000000000 RSI: ffffffff810bd1f9 RDI: ffff8801ce167380 [ 58.441707] kobject: 'kvm' (0000000063fb9207): kobject_uevent_env [ 58.444853] RBP: ffff8801ce167340 R08: ffff8801cd750440 R09: fffff520003f4047 [ 58.444862] R10: fffff520003f4047 R11: ffffc90001fa023b R12: ffff8801ce1673c0 [ 58.444871] R13: dffffc0000000000 R14: ffff8801d7dc9000 R15: ffff8801ce167380 [ 58.444887] FS: 0000000000000000(0000) GS:ffff8801dae00000(0063) knlGS:0000000009b8d900 [ 58.451191] kobject: 'kvm' (0000000063fb9207): fill_kobj_path: path = '/devices/virtual/misc/kvm' [ 58.458383] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 58.458392] CR2: ffff8801ce167380 CR3: 00000001d5af7000 CR4: 00000000001426f0 [ 58.458404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.458411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.458440] Call Trace: [ 58.474308] kobject: 'kvm' (0000000063fb9207): kobject_uevent_env [ 58.481213] kvm_fastop_exception+0x50b/0x5455 [ 58.481229] ? vmcs_clear+0x94/0x100 [ 58.481247] ? vmx_set_cr3+0x7a0/0x7a0 [ 58.490752] ------------[ cut here ]------------ [ 58.496165] ? trace_hardirqs_off+0xb8/0x310 [ 58.503446] kernel BUG at arch/x86/kvm/x86.c:353! [ 58.510724] __loaded_vmcs_clear+0x2d6/0x690 [ 58.518525] kobject: 'kvm' (0000000063fb9207): fill_kobj_path: path = '/devices/virtual/misc/kvm' [ 58.520562] ? trace_hardirqs_off+0xb8/0x310 [ 58.520584] ? vmx_set_virtual_apic_mode+0x790/0x790 [ 58.575858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.581413] ? check_preemption_disabled+0x48/0x200 [ 58.586479] ? vmx_set_virtual_apic_mode+0x790/0x790 [ 58.591589] generic_exec_single+0x373/0x5f0 [ 58.596006] ? smp_call_on_cpu+0x560/0x560 [ 58.600250] ? kvm_mmu_free_roots+0x2c8/0x730 [ 58.604753] ? lock_downgrade+0x900/0x900 [ 58.608959] ? kvm_mmu_commit_zap_page.part.89+0x439/0x5d0 [ 58.614598] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.620147] ? check_preemption_disabled+0x48/0x200 [ 58.625178] smp_call_function_single+0x1b2/0x660 [ 58.630028] ? kvm_arch_vcpu_put+0x1d2/0x420 [ 58.634462] ? vmx_set_virtual_apic_mode+0x790/0x790 [ 58.639571] ? generic_exec_single+0x5f0/0x5f0 [ 58.644164] ? vmx_prepare_switch_to_host+0x494/0x950 [ 58.649364] ? hardware_disable+0x530/0x530 [ 58.653696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.659686] ? tg_nop+0x10/0x10 [ 58.662972] ? vmx_vcpu_put+0x1d/0x20 [ 58.666784] ? native_set_debugreg+0x31/0x40 [ 58.671200] free_loaded_vmcs+0x13c/0x1b0 [ 58.675354] vmx_free_vcpu+0x204/0x300 [ 58.679253] kvm_arch_destroy_vm+0x365/0x7c0 [ 58.683669] ? kvm_arch_sync_events+0x30/0x30 [ 58.688173] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 58.693723] ? mmu_notifier_unregister+0x474/0x600 [ 58.698661] ? __mmu_notifier_register+0x30/0x30 [ 58.703464] ? __free_pages+0x10a/0x190 [ 58.707460] ? free_unref_page+0x960/0x960 [ 58.712148] kvm_put_kvm+0x6c8/0xff0 [ 58.715877] ? kvm_write_guest_cached+0x40/0x40 [ 58.720555] ? do_raw_spin_unlock+0xa7/0x2f0 [ 58.724972] ? up_write+0x7b/0x220 [ 58.728525] ? up_read+0x110/0x110 [ 58.732074] ? mntput+0x74/0xa0 [ 58.735369] ? debugfs_remove_recursive+0x40d/0x530 [ 58.740393] ? debugfs_remove+0x130/0x130 [ 58.744578] ? kvm_vm_release+0x50/0x50 [ 58.748561] kvm_vcpu_release+0x7b/0xa0 [ 58.752549] __fput+0x385/0xa30 [ 58.755840] ? get_max_files+0x20/0x20 [ 58.759734] ? trace_hardirqs_on+0xbd/0x310 [ 58.764059] ? kasan_check_read+0x11/0x20 [ 58.768217] ? task_work_run+0x1af/0x2a0 [ 58.772287] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 58.777743] ? kasan_check_write+0x14/0x20 [ 58.781988] ? do_raw_spin_lock+0xc1/0x200 [ 58.786231] ____fput+0x15/0x20 [ 58.789529] task_work_run+0x1e8/0x2a0 [ 58.793445] ? task_work_cancel+0x240/0x240 [ 58.797779] ? copy_fd_bitmaps+0x210/0x210 [ 58.802023] exit_to_usermode_loop+0x318/0x380 [ 58.806616] ? syscall_slow_exit_work+0x520/0x520 [ 58.811492] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.817042] do_fast_syscall_32+0xcd5/0xfb2 [ 58.821373] ? do_int80_syscall_32+0x890/0x890 [ 58.825963] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.831510] ? entry_SYSENTER_compat+0x68/0x7f [ 58.836103] ? trace_hardirqs_off_caller+0xbb/0x310 [ 58.841128] ? do_syscall_64+0x820/0x820 [ 58.845200] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 58.850047] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 58.854896] ? trace_hardirqs_on_caller+0x310/0x310 [ 58.859919] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 58.864941] ? prepare_exit_to_usermode+0x291/0x3b0 [ 58.870013] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 58.874874] entry_SYSENTER_compat+0x70/0x7f [ 58.879292] RIP: 0023:0xf7efdca9 [ 58.882667] Code: 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 0c 24 c3 8b 1c 24 c3 90 90 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 [ 58.901636] RSP: 002b:000000000845fdac EFLAGS: 00000216 ORIG_RAX: 0000000000000006 [ 58.909351] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000 [ 58.916635] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 0000000000000000 [ 58.923907] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 58.931182] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 58.938465] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 58.945743] Modules linked in: [ 58.948954] ---[ end trace 2ea88a0e29b1263b ]--- [ 58.948965] invalid opcode: 0000 [#2] PREEMPT SMP KASAN [ 58.948983] CPU: 1 PID: 7351 Comm: syz-executor3 Tainted: G D 4.19.0-rc7+ #179 [ 58.953739] RIP: 0010:kvm_spurious_fault+0x9/0x10 [ 58.959099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.967758] Code: 45 10 50 e8 e9 44 7c 00 58 5a 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 97 03 73 00 <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 89 fd 41 54 [ 58.972595] RIP: 0010:kvm_spurious_fault+0x9/0x10 [ 58.981938] RSP: 0018:ffff8801ce167340 EFLAGS: 00010093 [ 59.000839] Code: 45 10 50 e8 e9 44 7c 00 58 5a 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 97 03 73 00 <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 89 fd 41 54 [ 59.011026] RSP: 0018:ffff8801cd357448 EFLAGS: 00010293 [ 59.029916] RAX: ffff8801cd750440 RBX: 1ffff10039c2ce6c RCX: ffffffff81385bcc [ 59.035288] RDX: 0000000000000000 RSI: ffffffff810bd1f9 RDI: ffff8801ce167380 [ 59.042555] RAX: ffff8801bbcea080 RBX: 1ffff10039a6ae8d RCX: ffffffff81385bcc [ 59.049821] RBP: ffff8801ce167340 R08: ffff8801cd750440 R09: fffff520003f4047 [ 59.057086] RDX: 0000000000000000 RSI: ffffffff810bd1f9 RDI: ffff8801cd357488 [ 59.064353] R10: fffff520003f4047 R11: ffffc90001fa023b R12: ffff8801ce1673c0 [ 59.071619] RBP: ffff8801cd357448 R08: ffff8801bbcea080 R09: ffff8801ce981000 [ 59.078887] R13: dffffc0000000000 R14: ffff8801d7dc9000 R15: ffff8801ce167380 [ 59.086150] R10: ffffed0039d303ff R11: ffff8801ce981fff R12: ffff8801cd3574c8 [ 59.093437] FS: 0000000000000000(0000) GS:ffff8801dae00000(0063) knlGS:0000000009b8d900 [ 59.100699] R13: dffffc0000000000 R14: ffff8801ce981000 R15: ffff8801cd357488 [ 59.108922] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 59.116191] FS: 0000000000000000(0000) GS:ffff8801daf00000(0063) knlGS:00000000f7ef6b40 [ 59.122067] CR2: ffff8801ce167380 CR3: 00000001d5af7000 CR4: 00000000001426f0 [ 59.130285] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 59.137552] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 59.143447] CR2: 00007f1f49c6b000 CR3: 00000001cf36e000 CR4: 00000000001426e0 [ 59.150717] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.157979] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 59.165240] Kernel panic - not syncing: Fatal exception [ 59.172510] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.185178] Call Trace: [ 59.187778] kvm_fastop_exception+0x50b/0x5455 [ 59.192371] ? vmcs_clear+0x94/0x100 [ 59.196092] ? vmx_set_cr3+0x7a0/0x7a0 [ 59.199990] ? memset+0x31/0x40 [ 59.203284] alloc_loaded_vmcs+0x7f/0x280 [ 59.207462] vmx_create_vcpu+0x20e/0x25e0 [ 59.211626] ? vmx_free_vcpu+0x300/0x300 [ 59.215696] ? kasan_check_write+0x14/0x20 [ 59.219939] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 59.224878] ? wait_for_completion+0x8a0/0x8a0 [ 59.229533] kvm_arch_vcpu_create+0xe5/0x220 [ 59.233950] ? kvm_arch_vcpu_free+0x90/0x90 [ 59.238287] kvm_vm_ioctl+0x470/0x1d40 [ 59.242191] ? kvm_set_memory_region+0x50/0x50 [ 59.246782] ? mark_held_locks+0x130/0x130 [ 59.251051] ? __fget+0x4aa/0x740 [ 59.254515] ? lock_downgrade+0x900/0x900 [ 59.258688] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 59.264498] ? mark_held_locks+0x130/0x130 [ 59.268748] ? __fget+0x4d1/0x740 [ 59.272212] ? ksys_dup3+0x680/0x680 [ 59.275942] ? __might_fault+0x12b/0x1e0 [ 59.280010] ? lock_downgrade+0x900/0x900 [ 59.284174] ? lock_release+0x970/0x970 [ 59.288164] ? arch_local_save_flags+0x40/0x40 [ 59.292754] ? posix_ktime_get_ts+0x15/0x20 [ 59.297086] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 59.302553] ? __fget_light+0x2e9/0x430 [ 59.306542] kvm_vm_compat_ioctl+0x143/0x430 [ 59.311307] ? compat_put_timespec64+0x110/0x280 [ 59.316070] ? kvm_vm_ioctl+0x1d40/0x1d40 [ 59.320222] ? compat_get_timespec64+0x2a0/0x2a0 [ 59.324992] ? kvm_vm_ioctl+0x1d40/0x1d40 [ 59.329153] __ia32_compat_sys_ioctl+0x20e/0x630 [ 59.333922] do_fast_syscall_32+0x34d/0xfb2 [ 59.338257] ? do_int80_syscall_32+0x890/0x890 [ 59.342849] ? entry_SYSENTER_compat+0x68/0x7f [ 59.347453] ? trace_hardirqs_off_caller+0xbb/0x310 [ 59.352480] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 59.357330] ? trace_hardirqs_on_caller+0x310/0x310 [ 59.362355] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 59.367379] ? recalc_sigpending_tsk+0x180/0x180 [ 59.372141] ? kasan_check_write+0x14/0x20 [ 59.376386] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 59.381259] entry_SYSENTER_compat+0x70/0x7f [ 59.385675] RIP: 0023:0xf7f1bca9 [ 59.389054] Code: 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 0c 24 c3 8b 1c 24 c3 90 90 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 [ 59.407958] RSP: 002b:00000000f7ef60cc EFLAGS: 00000296 ORIG_RAX: 0000000000000036 [ 59.415672] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000000ae41 [ 59.422944] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 59.430215] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 59.437488] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 59.444761] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 59.452042] Modules linked in: [ 59.456370] Kernel Offset: disabled [ 59.460002] Rebooting in 86400 seconds..