syzbot


KASAN: use-after-free Read in __crypto_xor
Status: upstream: reported C repro on 2021/09/02 23:36
Reported-by: syzbot+b187b77c8474f9648fae@syzkaller.appspotmail.com
First crash: 84d, last: 20d

Cause bisection: introduced by (bisect log) :
commit 4611ce22468895acd61fee9ac1da810d60617d9a
Author: Daniel Jordan <daniel.m.jordan@oracle.com>
Date: Wed Jun 3 22:59:39 2020 +0000

  padata: allocate work structures for parallel jobs from a pool

Crash: no output from test machine (log)
Repro: C syz .config

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2021/10/04 05:41 upstream 9e1ff307c779 d236a457 .config log report syz C
Crashes (9):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2021/09/04 05:01 upstream 7cca308cfdc0 d236a457 .config log report syz C KASAN: use-after-free Read in __crypto_xor
ci-upstream-net-kasan-gce 2021/08/01 01:37 net-next 3e12361b6d23 6c236867 .config log report syz C KASAN: use-after-free Read in __crypto_xor
ci-upstream-kasan-gce-selinux-root 2021/08/12 12:08 upstream 1746f4db5135 6972b106 .config log report info KASAN: use-after-free Read in __crypto_xor
ci-upstream-kasan-gce-selinux-root 2021/08/07 15:12 upstream c9194f32bfd9 6972b106 .config log report info KASAN: use-after-free Read in __crypto_xor
ci-upstream-kasan-gce-root 2021/08/07 01:53 upstream 894d6f401b21 6972b106 .config log report info KASAN: use-after-free Read in __crypto_xor
ci-upstream-kasan-gce-selinux-root 2021/08/05 21:34 upstream 902e7f373fff d2d6e680 .config log report info KASAN: use-after-free Read in __crypto_xor
ci-upstream-kasan-gce-root 2021/08/01 21:22 upstream d4affd6b6e81 6c236867 .config log report info KASAN: use-after-free Read in __crypto_xor
ci-upstream-kasan-gce-root 2021/08/01 00:07 upstream f3438b4c4e69 6c236867 .config log report info KASAN: use-after-free Read in __crypto_xor
ci-upstream-linux-next-kasan-gce-root 2021/08/04 16:30 linux-next 8d4b477da1a8 b97d64c9 .config log report info KASAN: use-after-free Read in __crypto_xor