syzbot


UBSAN: shift-out-of-bounds in ___bpf_prog_run
Status: upstream: reported C repro on 2021/03/10 16:05
Reported-by: syzbot+bed360704c521841c85d@syzkaller.appspotmail.com
First crash: 44d, last: 2d08h

Cause bisection: introduced by (bisect log) [release commit]:
commit 4d856f72c10ecb060868ed10ff1b1453943fc6c8
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date: Sun Sep 15 21:19:32 2019 +0000

  Linux 5.3

Crash: UBSAN: undefined-behaviour in ___bpf_prog_run (log)
Repro: C syz .config
Patch testing requests:
Created Duration User Patch Repo Result
2021/03/29 18:28 11m fuzzybritches@protonmail.com https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git 9d49ed9ca93b report log

Sample crash report:

Crashes (14):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2021/03/28 03:37 upstream 0f4498ce a8529b82 .config log report syz C UBSAN: shift-out-of-bounds in ___bpf_prog_run
ci-upstream-kasan-gce-selinux-root 2021/04/21 09:39 upstream 1fe5501b 95777977 .config log report info UBSAN: shift-out-of-bounds in ___bpf_prog_run
ci-upstream-kasan-gce-selinux-root 2021/04/15 14:45 upstream 7f75285c fcdb12ba .config log report info UBSAN: shift-out-of-bounds in ___bpf_prog_run
ci-qemu-upstream 2021/04/15 14:39 upstream 7f75285c fcdb12ba .config log report info UBSAN: shift-out-of-bounds in ___bpf_prog_run
ci-upstream-kasan-gce-selinux-root 2021/04/15 09:02 upstream 7f75285c fcdb12ba .config log report info UBSAN: shift-out-of-bounds in ___bpf_prog_run
ci-upstream-kasan-gce-selinux-root 2021/04/12 18:37 upstream d434405a bfeda1b1 .config log report info UBSAN: shift-out-of-bounds in ___bpf_prog_run
ci-upstream-kasan-gce-selinux-root 2021/04/12 18:35 upstream d434405a bfeda1b1 .config log report info UBSAN: shift-out-of-bounds in ___bpf_prog_run
ci-upstream-kasan-gce-selinux-root 2021/04/02 01:31 upstream ffd9fb54 6a81331a .config log report info UBSAN: shift-out-of-bounds in ___bpf_prog_run
ci-upstream-kasan-gce-selinux-root 2021/04/02 01:00 upstream ffd9fb54 6a81331a .config log report info UBSAN: shift-out-of-bounds in ___bpf_prog_run
ci-upstream-kasan-gce-selinux-root 2021/03/28 03:20 upstream 0f4498ce a8529b82 .config log report info UBSAN: shift-out-of-bounds in ___bpf_prog_run
ci-qemu-upstream 2021/03/20 03:17 upstream d626c692 3d01c4de .config log report info UBSAN: shift-out-of-bounds in ___bpf_prog_run
ci-qemu-upstream 2021/03/20 01:09 upstream d626c692 3d01c4de .config log report info UBSAN: shift-out-of-bounds in ___bpf_prog_run
ci-upstream-kasan-gce-selinux-root 2021/03/10 18:38 upstream 05a59d79 764067f3 .config log report info UBSAN: shift-out-of-bounds in ___bpf_prog_run
ci-upstream-kasan-gce-selinux-root 2021/03/10 10:44 upstream 144c79ef 26967e35 .config log report info UBSAN: shift-out-of-bounds in ___bpf_prog_run