syzbot


KASAN: use-after-free Read in snd_timer_resolution
Status: fixed on 2020/02/18 14:31
Reported-by: syzbot+2b2ef983f973e5c40943@syzkaller.appspotmail.com
Fix commit: 60adcfde92fa ALSA: seq: Fix racy access for queue timer in proc read
First crash: 694d, last: 675d
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 KASAN: use-after-free Read in snd_timer_resolution C done 2 689d 689d 1/1 fixed on 2020/02/19 00:41
linux-4.14 KASAN: use-after-free Read in snd_timer_resolution C done 1 687d 687d 1/1 fixed on 2020/02/21 03:21

Sample crash report:

Crashes (5):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-linux-next-kasan-gce-root 2020/02/02 12:55 linux-next 2747d5fdab78 2274ad39 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/01/16 22:58 upstream f5ae2ea6347a 3de7aabb .config log report
ci-upstream-kasan-gce-386 2020/01/15 05:27 upstream e033e7d4a808 fa12bd3c .config log report
ci-upstream-linux-next-kasan-gce-root 2020/01/29 02:24 linux-next 2747d5fdab78 c8e81ce4 .config log report
ci-upstream-linux-next-kasan-gce-root 2020/01/27 03:49 linux-next 2747d5fdab78 dd56146d .config log report