syzbot


KASAN: use-after-free Read in rxrpc_release_call
Status: fixed on 2019/11/04 14:50
Reported-by: syzbot+eed305768ece6682bb7f@syzkaller.appspotmail.com
Fix commit: 91fcfbe8852e rxrpc: Fix call crypto state cleanup
First crash: 835d, last: 779d

Cause bisection: introduced by (bisect log) :
commit 2baec2c3f854d1f79c7bb28386484e144e864a14
Author: David Howells <dhowells@redhat.com>
Date: Wed May 24 16:02:32 2017 +0000

  rxrpc: Support network namespacing

Crash: general protection fault in rxrpc_connect_call (log)
Repro: syz .config
Patch testing requests:
Created Duration User Patch Repo Result
2019/10/04 14:39 16m dhowells@redhat.com git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git 37932e658d77ff16d67f5e3cd24096d48931c2be OK

Sample crash report:

Crashes (13):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2019/10/16 23:01 upstream bc88f85c6c09 8c88c9c1 .config log report syz
ci-upstream-kasan-gce-selinux-root 2019/10/06 07:04 upstream 4ea655343ce4 f3f7d9c8 .config log report syz
ci-upstream-kasan-gce 2019/09/23 01:54 upstream f7c3bf8fa7e5 d96e88f3 .config log report syz
ci-upstream-kasan-gce-smack-root 2019/09/21 11:07 upstream f97c81dc6ca5 d96e88f3 .config log report syz
ci-upstream-linux-next-kasan-gce-root 2019/09/26 10:14 linux-next d47175169c28 24d405a3 .config log report syz
ci-upstream-kasan-gce-selinux-root 2019/09/23 14:10 upstream 619e17cf75dd 1e9788a0 .config log report
ci-upstream-kasan-gce 2019/09/23 01:14 upstream f7c3bf8fa7e5 d96e88f3 .config log report
ci-upstream-kasan-gce-root 2019/09/19 21:09 upstream b41dae061bbd eb940044 .config log report
ci-upstream-net-this-kasan-gce 2019/09/27 16:42 net 2b6fd3ea438c d8074e0b .config log report
ci-upstream-net-this-kasan-gce 2019/09/23 05:37 net 34b4688425d9 d96e88f3 .config log report
ci-upstream-net-kasan-gce 2019/10/17 20:31 net-next a8c41a68076e 8c88c9c1 .config log report
ci-upstream-net-kasan-gce 2019/08/22 17:15 net-next fed07ef3b072 d003d6d0 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/08/30 18:53 linux-next ed2393ca0910 fd37b39e .config log report