syzbot


KASAN: use-after-free Read in reiserfs_fill_super
Status: fixed on 2021/03/10 01:48
Reported-by: syzbot+2b5c012223e37b7c2a88@syzkaller.appspotmail.com
Fix commit: d24396c5290b reiserfs: add check for an invalid ih_entry_count
First crash: 360d, last: 358d

Cause bisection: failed (bisect log)

Fix bisection: fixed by (bisect log) :
commit d24396c5290ba8ab04ba505176874c4e04a2d53c
Author: Rustam Kovhaev <rkovhaev@gmail.com>
Date: Sun Nov 1 14:09:58 2020 +0000

  reiserfs: add check for an invalid ih_entry_count

similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 KASAN: use-after-free Read in reiserfs_fill_super C done 2 327d 327d 1/1 fixed on 2021/02/21 17:18

Sample crash report:

Crashes (2):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-root 2020/12/06 03:19 upstream b3298500b23f 50503117 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/12/03 23:28 upstream 34816d20f173 e6b0d314 .config log report syz C