syzbot


WARNING: proc registration bug in afs_manage_cell
Status: upstream: reported C repro on 2020/09/28 07:48
Reported-by: syzbot+b994ecf2b023f14832c1@syzkaller.appspotmail.com
Fix commit: 1d0e850a afs: Fix cell removal
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-upstream-gce-leak ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386]
First crash: 29d, last: 29d

Cause bisection: introduced by (bisect log) :
commit 0e7bbcc104baaade4f64205e9706b7d43c46db7d
Author: Julian Anastasov <ja@ssi.bg>
Date: Wed Jul 27 06:56:50 2016 +0000

  neigh: allow admin to set NUD_STALE

Crash: UBSAN: undefined-behaviour in ip_idents_reserve (log)
Repro: C syz .config
Patch testing requests:
Created Duration User Patch Repo Result
2020/10/16 13:42 18m dhowells@redhat.com git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git 7530d3eb3dcf1a30750e8e7f1f88b782b96b72b8 OK
2020/10/13 20:14 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 Maintainers
ci-upstream-kasan-gce-selinux-root 2020/09/24 07:47 upstream c9c9e6a4 54289b08 .config log report syz C dhowells@redhat.com, linux-afs@lists.infradead.org, linux-kernel@vger.kernel.org