syzbot


KASAN: global-out-of-bounds Read in fbcon_resize
Status: fixed on 2020/10/23 18:53
Reported-by: syzbot+c35addc8234a2cff7fd0@syzkaller.appspotmail.com
Fix commit: 76fe92986c5c fbcon: Fix user font detection test at fbcon_resize().
First crash: 507d, last: 488d

Fix bisection: fixed by (bisect log) :
commit 76fe92986c5c2fff36d8fb83e86332113b6c1725
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
linux-4.14 KASAN: global-out-of-bounds Read in fbcon_resize C done 529 460d 508d 1/1 fixed on 2020/11/21 10:42
upstream KASAN: global-out-of-bounds Read in fbcon_resize C error 673 490d 522d 17/22 fixed on 2020/10/10 01:52

Sample crash report:

Crashes (286):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-19 2020/09/04 01:25 linux-4.19.y c37da90efff5 abf9ba4f .config log report syz C
ci2-linux-4-19 2020/09/03 18:14 linux-4.19.y c37da90efff5 abf9ba4f .config log report syz C
ci2-linux-4-19 2020/09/03 22:09 linux-4.19.y c37da90efff5 abf9ba4f .config log report syz
ci2-linux-4-19 2020/09/23 08:22 linux-4.19.y 015e94d0e37b 287cd75a .config log report info
ci2-linux-4-19 2020/09/23 07:16 linux-4.19.y 015e94d0e37b 287cd75a .config log report info
ci2-linux-4-19 2020/09/23 02:25 linux-4.19.y 015e94d0e37b 3e8f6c27 .config log report info
ci2-linux-4-19 2020/09/23 00:31 linux-4.19.y 015e94d0e37b 3e8f6c27 .config log report info
ci2-linux-4-19 2020/09/22 19:58 linux-4.19.y 015e94d0e37b 3e8f6c27 .config log report info
ci2-linux-4-19 2020/09/22 18:11 linux-4.19.y 015e94d0e37b 3e8f6c27 .config log report info
ci2-linux-4-19 2020/09/22 16:34 linux-4.19.y 015e94d0e37b 3e8f6c27 .config log report info
ci2-linux-4-19 2020/09/22 09:41 linux-4.19.y 015e94d0e37b 3e8f6c27 .config log report info
ci2-linux-4-19 2020/09/22 05:46 linux-4.19.y 015e94d0e37b 9e1fa68e .config log report info
ci2-linux-4-19 2020/09/21 21:04 linux-4.19.y 015e94d0e37b 9e1fa68e .config log report info
ci2-linux-4-19 2020/09/21 19:14 linux-4.19.y 015e94d0e37b c81d99c8 .config log report info
ci2-linux-4-19 2020/09/21 16:48 linux-4.19.y 015e94d0e37b c81d99c8 .config log report info
ci2-linux-4-19 2020/09/21 10:48 linux-4.19.y 015e94d0e37b c81d99c8 .config log report info
ci2-linux-4-19 2020/09/21 04:30 linux-4.19.y 015e94d0e37b 9564d2e9 .config log report info
ci2-linux-4-19 2020/09/21 01:33 linux-4.19.y 015e94d0e37b 9564d2e9 .config log report info
ci2-linux-4-19 2020/09/20 14:18 linux-4.19.y 015e94d0e37b 9564d2e9 .config log report info
ci2-linux-4-19 2020/09/20 09:49 linux-4.19.y 015e94d0e37b 53ce8104 .config log report info
ci2-linux-4-19 2020/09/20 07:16 linux-4.19.y 015e94d0e37b 53ce8104 .config log report info
ci2-linux-4-19 2020/09/20 04:07 linux-4.19.y 015e94d0e37b 53ce8104 .config log report info
ci2-linux-4-19 2020/09/20 00:42 linux-4.19.y 015e94d0e37b 53ce8104 .config log report info
ci2-linux-4-19 2020/09/19 13:54 linux-4.19.y 015e94d0e37b 53ce8104 .config log report info
ci2-linux-4-19 2020/09/19 12:03 linux-4.19.y 015e94d0e37b 53ce8104 .config log report info
ci2-linux-4-19 2020/09/19 02:33 linux-4.19.y 015e94d0e37b 53ce8104 .config log report info
ci2-linux-4-19 2020/09/18 18:40 linux-4.19.y 015e94d0e37b 38962c8b .config log report info
ci2-linux-4-19 2020/09/18 10:53 linux-4.19.y 015e94d0e37b 38962c8b .config log report info
ci2-linux-4-19 2020/09/18 09:26 linux-4.19.y 015e94d0e37b 38962c8b .config log report info
ci2-linux-4-19 2020/09/17 22:38 linux-4.19.y 015e94d0e37b 8247808b .config log report info
ci2-linux-4-19 2020/09/17 19:05 linux-4.19.y 015e94d0e37b 8247808b .config log report info
ci2-linux-4-19 2020/09/17 14:20 linux-4.19.y a87f96283793 8247808b .config log report info
ci2-linux-4-19 2020/09/17 05:58 linux-4.19.y a87f96283793 8247808b .config log report info
ci2-linux-4-19 2020/09/17 04:49 linux-4.19.y a87f96283793 8247808b .config log report info
ci2-linux-4-19 2020/09/16 22:34 linux-4.19.y a87f96283793 77507d02 .config log report info
ci2-linux-4-19 2020/09/16 21:13 linux-4.19.y a87f96283793 77507d02 .config log report info
ci2-linux-4-19 2020/09/16 20:11 linux-4.19.y a87f96283793 77507d02 .config log report info
ci2-linux-4-19 2020/09/16 19:02 linux-4.19.y a87f96283793 77507d02 .config log report info
ci2-linux-4-19 2020/09/16 18:54 linux-4.19.y a87f96283793 77507d02 .config log report info
ci2-linux-4-19 2020/09/16 16:26 linux-4.19.y a87f96283793 77507d02 .config log report info
ci2-linux-4-19 2020/09/16 14:39 linux-4.19.y a87f96283793 77507d02 .config log report info
ci2-linux-4-19 2020/09/16 12:26 linux-4.19.y a87f96283793 18d7d030 .config log report info
ci2-linux-4-19 2020/09/16 11:17 linux-4.19.y a87f96283793 18d7d030 .config log report info
ci2-linux-4-19 2020/09/16 10:16 linux-4.19.y a87f96283793 18d7d030 .config log report info
ci2-linux-4-19 2020/09/16 08:46 linux-4.19.y a87f96283793 18d7d030 .config log report info
ci2-linux-4-19 2020/09/16 07:24 linux-4.19.y a87f96283793 18d7d030 .config log report info
ci2-linux-4-19 2020/09/16 04:12 linux-4.19.y a87f96283793 18d7d030 .config log report info
ci2-linux-4-19 2020/09/03 13:08 linux-4.19.y c37da90efff5 abf9ba4f .config log report