syzbot


KASAN: out-of-bounds Read in leaf_paste_entries
Status: upstream: reported C repro on 2021/02/20 06:05
Reported-by: syzbot+c31a48e6702ccb3d64c9@syzkaller.appspotmail.com
First crash: 82d, last: 21h07m

Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: KASAN: out-of-bounds Read in leaf_paste_entries (log)
Repro: C syz .config
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 KASAN: out-of-bounds Read in leaf_paste_entries C 3 19d 175d 0/1 upstream: reported C repro on 2020/11/14 23:23
linux-4.14 KASAN: out-of-bounds Read in leaf_paste_entries C 9 2d12h 216d 0/1 upstream: reported C repro on 2020/10/05 14:11

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2021/04/17 11:24 upstream 9cdbf646 98682e5e .config log report syz C
ci-upstream-kasan-gce-selinux-root 2021/03/18 07:49 upstream 6417f031 98682e5e .config log report syz C
Crashes (3):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2021/02/16 07:29 upstream f40ddce8 98682e5e .config log report syz C KASAN: out-of-bounds Read in leaf_paste_entries
ci-upstream-kasan-gce-root 2021/05/08 21:43 upstream ab159ac5 bc5434be .config log report info KASAN: out-of-bounds Read in leaf_paste_entries
ci-upstream-kasan-gce-selinux-root 2021/02/16 05:57 upstream f40ddce8 98682e5e .config log report info KASAN: out-of-bounds Read in leaf_paste_entries