syzbot


KASAN: use-after-free Read in delete_partition (2)
Status: upstream: reported C repro on 2021/03/30 21:45
Reported-by: syzbot+7d6c5587ec9cff5be65c@syzkaller.appspotmail.com
First crash: 24d, last: 24d

Cause bisection: introduced by (bisect log) :
commit daaedb820ad716e00210af8859b194c404202b78
Author: Christoph Hellwig <hch@lst.de>
Date: Tue Nov 3 10:00:09 2020 +0000

  mtd_blkdevs: don't override BLKFLSBUF

Crash: BUG: sleeping function called from invalid context in sta_info_move_state (log)
Repro: C syz .config
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KASAN: use-after-free Read in delete_partition C done done 3 233d 230d 17/22 fixed on 2020/11/16 12:12

Sample crash report:

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-linux-next-kasan-gce-root 2021/03/30 04:55 linux-next 93129492 6a81331a .config log report syz C KASAN: use-after-free Read in delete_partition