syzbot


WARNING in nested_vmx_vmexit
Status: upstream: reported C repro on 2021/12/05 13:42
Reported-by: syzbot+f1d2136db9c80d4733e8@syzkaller.appspotmail.com
Fix commit: a80dfc025924 KVM: VMX: Always clear vmx->fail on emulation_required
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm32 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-leak ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-qemu2-riscv64 ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386]
First crash: 53d, last: 32d

Cause bisection: introduced by (bisect log) :
commit c8607e4a086fae05efe5bffb47c5199c65e7216e
Author: Maxim Levitsky <mlevitsk@redhat.com>
Date: Mon Sep 13 14:09:53 2021 +0000

  KVM: x86: nVMX: don't fail nested VM entry on invalid guest state if !from_vmentry

Crash: WARNING in nested_vmx_vmexit (log)
Repro: C syz .config

Sample crash report:

Crashes (101):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2021/12/21 20:51 upstream 6e0567b73052 a938f0b8 .config log report syz C WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce 2021/12/21 20:18 upstream 6e0567b73052 a938f0b8 .config log report syz C WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce 2021/12/21 19:48 upstream 6e0567b73052 a938f0b8 .config log report syz C WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/21 17:23 upstream 6e0567b73052 a938f0b8 .config log report syz C WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce 2021/12/11 06:16 upstream b8a98b6bf66a 49ca1f59 .config log report syz C WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce 2021/12/11 04:48 upstream b8a98b6bf66a 49ca1f59 .config log report syz C WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/07 11:20 upstream f80ef9e49fdf 0230ba3e .config log report syz C WARNING in nested_vmx_vmexit
ci-upstream-linux-next-kasan-gce-root 2021/12/21 19:20 linux-next 07f8c60fe60f a938f0b8 .config log report syz C WARNING in nested_vmx_vmexit
ci-upstream-linux-next-kasan-gce-root 2021/12/21 19:03 linux-next 07f8c60fe60f a938f0b8 .config log report syz C WARNING in nested_vmx_vmexit
ci-upstream-linux-next-kasan-gce-root 2021/12/21 18:39 linux-next 07f8c60fe60f a938f0b8 .config log report syz C WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/20 19:01 upstream a7904a538933 021b36cb .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce 2021/12/18 04:49 upstream 6441998e2e37 44068e19 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce 2021/12/17 05:16 upstream fa36bbe6d43f 44068e19 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce 2021/12/16 15:13 upstream 2b14864acbaa 8dd6a5e3 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/16 03:01 upstream 2b14864acbaa 572bcb40 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/15 22:14 upstream 2b14864acbaa 572bcb40 .config log report info WARNING in nested_vmx_vmexit
ci-qemu-upstream 2021/12/15 20:56 upstream 2b14864acbaa 572bcb40 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-selinux-root 2021/12/15 17:22 upstream 5472f14a3742 572bcb40 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce 2021/12/15 12:54 upstream 5472f14a3742 f752fb53 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/15 04:06 upstream 5472f14a3742 f752fb53 .config log report info WARNING in nested_vmx_vmexit
ci-qemu-upstream 2021/12/14 23:44 upstream 5472f14a3742 f752fb53 .config log report info WARNING in nested_vmx_vmexit
ci-qemu-upstream 2021/12/14 13:56 upstream 5472f14a3742 d018dd31 .config log report info WARNING in nested_vmx_vmexit
ci-qemu-upstream 2021/12/14 12:50 upstream 5472f14a3742 d018dd31 .config log report info WARNING in nested_vmx_vmexit
ci-qemu-upstream 2021/12/14 09:14 upstream 5472f14a3742 5d14b1ea .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/14 06:36 upstream 5472f14a3742 5d14b1ea .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/11 22:56 upstream 6f513529296f 49ca1f59 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/11 15:14 upstream 6f513529296f 49ca1f59 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/11 12:36 upstream b8a98b6bf66a 49ca1f59 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/10 02:16 upstream c741e49150db 4d4ce9bc .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/09 13:54 upstream 2a987e65025e b54aa474 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce 2021/12/09 10:00 upstream 2a987e65025e a4a2a501 .config log report info WARNING in nested_vmx_vmexit
ci-qemu-upstream 2021/12/09 04:25 upstream 2a987e65025e a4a2a501 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce 2021/12/09 04:08 upstream 2a987e65025e a4a2a501 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce 2021/12/09 04:08 upstream 2a987e65025e a4a2a501 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce 2021/12/09 04:08 upstream 2a987e65025e a4a2a501 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/09 04:03 upstream 2a987e65025e a4a2a501 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/09 04:03 upstream 2a987e65025e a4a2a501 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/09 04:03 upstream 2a987e65025e a4a2a501 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce 2021/12/09 02:42 upstream 2a987e65025e a4a2a501 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/09 02:17 upstream 2a987e65025e a4a2a501 .config log report info WARNING in nested_vmx_vmexit
ci-qemu-upstream 2021/12/08 10:50 upstream 2a987e65025e a4a2a501 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/08 09:25 upstream 2a987e65025e 0230ba3e .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/08 09:25 upstream 2a987e65025e 0230ba3e .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/08 09:25 upstream 2a987e65025e 0230ba3e .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce-smack-root 2021/12/03 13:56 upstream 5f58da2befa5 c7c20675 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-kasan-gce 2021/12/01 13:37 upstream 58e1100fdc59 5fa3eacc .config log report info WARNING in nested_vmx_vmexit
ci-upstream-linux-next-kasan-gce-root 2021/12/22 09:24 linux-next 07f8c60fe60f 6caa12e4 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-linux-next-kasan-gce-root 2021/12/22 04:41 linux-next 07f8c60fe60f 6caa12e4 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-linux-next-kasan-gce-root 2021/12/21 16:52 linux-next 07f8c60fe60f a938f0b8 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-linux-next-kasan-gce-root 2021/12/18 09:09 linux-next fbf252e09678 44068e19 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-linux-next-kasan-gce-root 2021/12/17 22:09 linux-next fbf252e09678 44068e19 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-linux-next-kasan-gce-root 2021/12/14 22:19 linux-next ea922272cbe5 d018dd31 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-linux-next-kasan-gce-root 2021/12/14 10:55 linux-next ea922272cbe5 5d14b1ea .config log report info WARNING in nested_vmx_vmexit
ci-upstream-linux-next-kasan-gce-root 2021/12/13 02:05 linux-next ea922272cbe5 49ca1f59 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-linux-next-kasan-gce-root 2021/12/09 04:20 linux-next 4eee8d0b64ec a4a2a501 .config log report info WARNING in nested_vmx_vmexit
ci-upstream-linux-next-kasan-gce-root 2021/12/09 04:06 linux-next 4eee8d0b64ec a4a2a501 .config log report info WARNING in nested_vmx_vmexit