syzbot


KASAN: global-out-of-bounds Read in fbcon_resize
Status: fixed on 2020/11/21 10:42
Reported-by: syzbot+a474d8001418c423ce38@syzkaller.appspotmail.com
Fix commit: d31eccab7abd fbcon: Fix user font detection test at fbcon_resize().
First crash: 509d, last: 461d

Fix bisection: fixed by (bisect log) :
commit d31eccab7abd41e9d198c0f4f226d937cc7bbd58
Author: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Date: Thu Sep 10 22:57:06 2020 +0000

  fbcon: Fix user font detection test at fbcon_resize().

similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KASAN: global-out-of-bounds Read in fbcon_resize C error 673 491d 523d 17/22 fixed on 2020/10/10 01:52
linux-4.19 KASAN: global-out-of-bounds Read in fbcon_resize C done 286 489d 508d 1/1 fixed on 2020/10/23 18:53

Sample crash report:

Crashes (529):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2020/09/04 05:45 linux-4.14.y 2f166cdcf8a9 abf9ba4f .config log report syz C
ci2-linux-4-14 2020/09/03 23:49 linux-4.14.y 2f166cdcf8a9 abf9ba4f .config log report syz C
ci2-linux-4-14 2020/09/04 08:46 linux-4.14.y 2f166cdcf8a9 abf9ba4f .config log report syz
ci2-linux-4-14 2020/09/03 21:12 linux-4.14.y 2f166cdcf8a9 abf9ba4f .config log report syz
ci2-linux-4-14 2020/10/21 09:34 linux-4.14.y cbfa1702aaf6 e761439e .config log report info
ci2-linux-4-14 2020/10/21 04:35 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/21 02:53 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/21 00:34 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/20 23:11 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/20 19:25 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/20 19:20 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/20 14:17 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/20 12:14 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/20 09:56 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/20 07:24 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/20 04:43 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/20 01:25 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/19 20:41 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/19 15:15 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/19 10:18 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/19 09:10 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/19 07:08 linux-4.14.y cbfa1702aaf6 fea47c01 .config log report info
ci2-linux-4-14 2020/10/19 00:26 linux-4.14.y cbfa1702aaf6 fea47c01 .config log report info
ci2-linux-4-14 2020/10/18 21:24 linux-4.14.y cbfa1702aaf6 fea47c01 .config log report info
ci2-linux-4-14 2020/10/18 19:17 linux-4.14.y cbfa1702aaf6 fea47c01 .config log report info
ci2-linux-4-14 2020/10/18 09:57 linux-4.14.y cbfa1702aaf6 fea47c01 .config log report info
ci2-linux-4-14 2020/10/18 07:48 linux-4.14.y cbfa1702aaf6 fea47c01 .config log report info
ci2-linux-4-14 2020/10/18 05:05 linux-4.14.y cbfa1702aaf6 fea47c01 .config log report info
ci2-linux-4-14 2020/10/17 23:09 linux-4.14.y cbfa1702aaf6 fea47c01 .config log report info
ci2-linux-4-14 2020/10/17 20:20 linux-4.14.y cbfa1702aaf6 fea47c01 .config log report info
ci2-linux-4-14 2020/10/17 17:42 linux-4.14.y cbfa1702aaf6 fea47c01 .config log report info
ci2-linux-4-14 2020/10/17 13:35 linux-4.14.y cbfa1702aaf6 fea47c01 .config log report info
ci2-linux-4-14 2020/10/17 11:49 linux-4.14.y cbfa1702aaf6 fea47c01 .config log report info
ci2-linux-4-14 2020/10/17 02:37 linux-4.14.y cbfa1702aaf6 6e262c73 .config log report info
ci2-linux-4-14 2020/10/16 16:23 linux-4.14.y cbfa1702aaf6 6e262c73 .config log report info
ci2-linux-4-14 2020/10/16 14:37 linux-4.14.y cbfa1702aaf6 6e262c73 .config log report info
ci2-linux-4-14 2020/10/16 13:07 linux-4.14.y cbfa1702aaf6 6e262c73 .config log report info
ci2-linux-4-14 2020/10/15 20:55 linux-4.14.y cbfa1702aaf6 6e262c73 .config log report info
ci2-linux-4-14 2020/10/15 11:41 linux-4.14.y cbfa1702aaf6 63869021 .config log report info
ci2-linux-4-14 2020/10/15 08:47 linux-4.14.y cbfa1702aaf6 63869021 .config log report info
ci2-linux-4-14 2020/10/15 05:09 linux-4.14.y cbfa1702aaf6 fc7735a2 .config log report info
ci2-linux-4-14 2020/10/15 04:08 linux-4.14.y cbfa1702aaf6 fc7735a2 .config log report info
ci2-linux-4-14 2020/10/15 03:20 linux-4.14.y cbfa1702aaf6 fc7735a2 .config log report info
ci2-linux-4-14 2020/10/15 01:58 linux-4.14.y cbfa1702aaf6 fc7735a2 .config log report info
ci2-linux-4-14 2020/10/15 00:02 linux-4.14.y cbfa1702aaf6 fc7735a2 .config log report info
ci2-linux-4-14 2020/10/14 22:06 linux-4.14.y cbfa1702aaf6 fc7735a2 .config log report info
ci2-linux-4-14 2020/10/14 16:39 linux-4.14.y cbfa1702aaf6 fc7735a2 .config log report info
ci2-linux-4-14 2020/10/14 12:41 linux-4.14.y cbfa1702aaf6 fc7735a2 .config log report info
ci2-linux-4-14 2020/10/14 10:30 linux-4.14.y cbfa1702aaf6 fc7735a2 .config log report info
ci2-linux-4-14 2020/10/14 09:18 linux-4.14.y cbfa1702aaf6 fc7735a2 .config log report info
ci2-linux-4-14 2020/09/03 10:02 linux-4.14.y 2f166cdcf8a9 abf9ba4f .config log report