syzbot


general protection fault in __sock_release
Status: fixed on 2020/10/09 08:27
Reported-by: syzbot+b4e0d2c4da75256c90ca@syzkaller.appspotmail.com
Fix commit: 37d933e8b41b fix regression in "epoll: Keep a reference on files added to the check list"
First crash: 459d, last: 446d

Fix bisection: fixed by (bisect log) :
commit 37d933e8b41b83bb8278815e366aec5a542b7e31
Author: Al Viro <viro@zeniv.linux.org.uk>
Date: Wed Sep 2 15:30:48 2020 +0000

  fix regression in "epoll: Keep a reference on files added to the check list"

similar bugs (4):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 general protection fault in __sock_release syz done 12 446d 458d 1/1 fixed on 2020/10/09 20:44
upstream general protection fault in __sock_release 1 1229d 1229d 9/22 fixed on 2018/08/07 13:43
upstream general protection fault in __sock_release (2) 20 896d 1034d 0/22 auto-closed as invalid on 2019/10/25 08:42
upstream general protection fault in __sock_release (3) syz done unreliable 21 451d 455d 0/22 upstream: reported syz repro on 2020/08/31 19:38

Sample crash report:

Crashes (8):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-19 2020/09/09 01:23 linux-4.19.y c37da90efff5 abf9ba4f .config log report syz
ci2-linux-4-19 2020/09/08 17:19 linux-4.19.y c37da90efff5 abf9ba4f .config log report syz
ci2-linux-4-19 2020/09/03 22:43 linux-4.19.y c37da90efff5 abf9ba4f .config log report syz
ci2-linux-4-19 2020/09/03 19:20 linux-4.19.y c37da90efff5 abf9ba4f .config log report syz
ci2-linux-4-19 2020/08/29 14:34 linux-4.19.y f6d5cb9e2c06 d5a3ae1f .config log report syz
ci2-linux-4-19 2020/08/28 09:01 linux-4.19.y f6d5cb9e2c06 816e0689 .config log report syz
ci2-linux-4-19 2020/08/27 19:51 linux-4.19.y f6d5cb9e2c06 816e0689 .config log report syz
ci2-linux-4-19 2020/09/08 16:42 linux-4.19.y c37da90efff5 abf9ba4f .config log report