syzbot


general protection fault in vmx_vcpu_run (2)
Status: upstream: reported C repro on 2021/02/05 15:20
Reported-by: syzbot+42a71c84ef04577f1aef@syzkaller.appspotmail.com
First crash: 177d, last: 71d

Cause bisection: introduced by (bisect log) :
commit 167dcfc08b0b1f964ea95d410aa496fd78adf475
Author: Lorenzo Stoakes <lstoakes@gmail.com>
Date: Tue Dec 15 20:56:41 2020 +0000

  x86/mm: Increase pgt_buf size for 5-level page tables

Crash: SYZFAIL: wrong response packet (log)
Repro: C syz .config

Fix bisection: fixed by (bisect log) [no-op commit]:
commit 292496767ad7e1aca4ed3ee103c21a656d77d139
Author: Wesley Chalmers <Wesley.Chalmers@amd.com>
Date: Wed Jan 27 20:22:55 2021 +0000

  Revert "drm/amd/display: New path for enabling DPG"

similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream general protection fault in vmx_vcpu_run C 34 1096d 1204d 0/22 closed as dup on 2018/06/28 05:27

Sample crash report:

Crashes (43427):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2021/02/28 04:52 upstream 5695e5161974 4c37c133 .config log report syz C KASAN: global-out-of-bounds Read in vmx_vcpu_run
ci-upstream-kasan-gce-smack-root 2021/02/23 09:00 upstream a99163e9e708 c26fb06b .config log report syz C KASAN: global-out-of-bounds Read in vmx_vcpu_run
ci-upstream-kasan-gce-smack-root 2021/02/23 08:55 upstream a99163e9e708 c26fb06b .config log report syz C KASAN: global-out-of-bounds Read in vmx_vcpu_run
ci-qemu-upstream 2021/03/19 23:16 upstream 280d542f6ffa 3d01c4de .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream 2021/03/19 22:06 upstream 280d542f6ffa 3d01c4de .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream 2021/03/19 21:53 upstream 280d542f6ffa 3d01c4de .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream 2021/03/15 23:24 upstream 280d542f6ffa fdb2bb2c .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream 2021/03/15 20:00 upstream 280d542f6ffa fdb2bb2c .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream 2021/03/15 18:46 upstream 280d542f6ffa fdb2bb2c .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream 2021/03/15 15:20 upstream 280d542f6ffa fdb2bb2c .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream 2021/03/15 14:14 upstream 280d542f6ffa cc1cff8f .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream 2021/03/15 13:11 upstream 280d542f6ffa cc1cff8f .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream 2021/03/15 10:45 upstream 280d542f6ffa cc1cff8f .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream 2021/03/15 09:27 upstream 280d542f6ffa cc1cff8f .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream 2021/03/15 08:19 upstream 280d542f6ffa cc1cff8f .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream 2021/03/15 07:13 upstream 280d542f6ffa cc1cff8f .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream 2021/03/15 06:07 upstream 280d542f6ffa cc1cff8f .config log report info general protection fault in vmx_vcpu_run
ci-upstream-kasan-gce 2021/03/14 18:46 upstream 88fe49249c99 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-kasan-gce 2021/03/14 18:25 upstream 88fe49249c99 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-kasan-gce 2021/03/14 17:51 upstream 88fe49249c99 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-kasan-gce 2021/03/14 17:18 upstream 88fe49249c99 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-kasan-gce 2021/03/14 16:47 upstream 88fe49249c99 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream 2021/03/14 13:31 upstream 280d542f6ffa 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-kasan-gce-selinux-root 2021/03/13 16:20 upstream f296bfd5cd04 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream-386 2021/03/20 00:36 upstream 280d542f6ffa 3d01c4de .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream-386 2021/03/19 20:53 upstream 280d542f6ffa 3d01c4de .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream-386 2021/03/19 17:28 upstream 280d542f6ffa 3d01c4de .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream-386 2021/03/16 03:54 upstream 280d542f6ffa fdb2bb2c .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream-386 2021/03/16 02:18 upstream 280d542f6ffa fdb2bb2c .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream-386 2021/03/16 00:48 upstream 280d542f6ffa fdb2bb2c .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream-386 2021/03/15 12:41 upstream 280d542f6ffa cc1cff8f .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream-386 2021/03/15 11:18 upstream 280d542f6ffa cc1cff8f .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream-386 2021/03/15 09:20 upstream 280d542f6ffa cc1cff8f .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream-386 2021/03/15 07:08 upstream 280d542f6ffa cc1cff8f .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream-386 2021/03/15 00:50 upstream 280d542f6ffa cc1cff8f .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream-386 2021/03/14 15:25 upstream 280d542f6ffa 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream-386 2021/03/14 14:50 upstream 280d542f6ffa 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-qemu-upstream-386 2021/03/14 14:25 upstream 280d542f6ffa 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-kasan-gce-386 2021/03/13 18:25 upstream f296bfd5cd04 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-linux-next-kasan-gce-root 2021/03/15 03:49 linux-next d98f554b318f cc1cff8f .config log report info general protection fault in vmx_vcpu_run
ci-upstream-linux-next-kasan-gce-root 2021/03/14 23:33 linux-next d98f554b318f cc1cff8f .config log report info general protection fault in vmx_vcpu_run
ci-upstream-linux-next-kasan-gce-root 2021/03/14 16:21 linux-next d98f554b318f 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-linux-next-kasan-gce-root 2021/03/14 16:01 linux-next d98f554b318f 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-linux-next-kasan-gce-root 2021/03/14 12:35 linux-next d98f554b318f 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-linux-next-kasan-gce-root 2021/03/14 12:31 linux-next d98f554b318f 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-linux-next-kasan-gce-root 2021/03/14 11:23 linux-next d98f554b318f 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-linux-next-kasan-gce-root 2021/03/14 10:59 linux-next d98f554b318f 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-linux-next-kasan-gce-root 2021/03/14 09:55 linux-next d98f554b318f 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-linux-next-kasan-gce-root 2021/03/14 09:00 linux-next d98f554b318f 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-linux-next-kasan-gce-root 2021/03/14 08:23 linux-next d98f554b318f 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-linux-next-kasan-gce-root 2021/03/14 07:09 linux-next d98f554b318f 4a003785 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-linux-next-kasan-gce-root 2021/02/05 14:51 linux-next aa2b88209686 23a562df .config log report info general protection fault in vmx_vcpu_run
ci-upstream-linux-next-kasan-gce-root 2021/02/01 15:15 linux-next fd821bf0ed9a e6b95f32 .config log report info general protection fault in vmx_vcpu_run
ci-upstream-kasan-gce-smack-root 2021/03/14 21:31 upstream 88fe49249c99 cc1cff8f .config log report info KASAN: global-out-of-bounds Read in vmx_vcpu_run
ci-upstream-kasan-gce-smack-root 2021/03/14 19:12 upstream 88fe49249c99 cc1cff8f .config log report info KASAN: global-out-of-bounds Read in vmx_vcpu_run