syzbot


KASAN: slab-out-of-bounds Read in f2fs_build_segment_manager
Status: fixed on 2020/11/16 12:12
Reported-by: syzbot+481a3ffab50fed41dcc0@syzkaller.appspotmail.com
Fix commit: 3a22e9ac7158 f2fs: fix to do sanity check on segment/section count
First crash: 437d, last: 437d

Cause bisection: failed (bisect log)
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-54 KASAN: slab-out-of-bounds Read in f2fs_build_segment_manager C 5 418d 437d 0/1 upstream: reported C repro on 2020/09/25 07:37
linux-4.19 KASAN: slab-out-of-bounds Read in f2fs_build_segment_manager C error 13 16d 415d 0/1 upstream: reported C repro on 2020/10/17 08:54

Sample crash report:

Crashes (2):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-root 2020/09/25 08:03 upstream 171d4ff79f96 54289b08 .config log report syz C
ci-upstream-kasan-gce-root 2020/09/25 07:41 upstream 171d4ff79f96 54289b08 .config log report info