syzbot


KASAN: use-after-free Read in fscache_alloc_cookie
Status: fixed on 2020/11/16 12:12
Reported-by: syzbot+2d0585e5efcd43d113c2@syzkaller.appspotmail.com
Fix commit: 1d0e850a49a5 afs: Fix cell removal
First crash: 437d, last: 437d

Cause bisection: introduced by (bisect log) :
commit c99c2171fc61476afac0dfb59fb2c447a01fb1e0
Author: David Howells <dhowells@redhat.com>
Date: Thu Nov 1 23:07:27 2018 +0000

  afs: Use fs_context to pass parameters over automount

Crash: KASAN: use-after-free Write in afs_manage_cell (log)
Repro: syz .config
Patch testing requests:
Created Duration User Patch Repo Result
2020/10/13 20:13 13m dhowells@redhat.com git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git f8eb8d1c6a853f617ca9ee233bb2d230401c5bdc report log

Sample crash report:

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-root 2020/09/25 03:45 upstream 171d4ff79f96 54289b08 .config log report syz