syzbot


general protection fault in legacy_parse_param
Status: upstream: reported C repro on 2021/07/03 05:41
Reported-by: syzbot+d1e3b1d92d25abf97943@syzkaller.appspotmail.com
First crash: 214d, last: 28d

Cause bisection: introduced by (bisect log) :
commit 54261af473be4c5481f6196064445d2945f2bdab
Author: KP Singh <kpsingh@google.com>
Date: Thu Apr 30 15:52:40 2020 +0000

  security: Fix the default value of fs_context_parse_param hook

Crash: general protection fault in legacy_parse_param (log)
Repro: C syz .config
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-5-10 KASAN: slab-out-of-bounds Write in legacy_parse_param C error 1 28d 28d 1/1 fixed on 2022/01/27 16:02
android-54 KASAN: slab-out-of-bounds Write in legacy_parse_param C 2 28d 28d 0/1 upstream: reported C repro on 2022/01/01 00:53

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-smack-root 2021/10/05 01:01 upstream f6274b06e326 b318694d .config log report syz C
Crashes (14):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2021/08/27 14:48 upstream 77dd11439b86 b318694d .config log report syz C general protection fault in legacy_parse_param
ci-upstream-kasan-gce 2022/01/01 03:47 upstream 4f3d93c6eaff e1768e9c .config log report syz KASAN: slab-out-of-bounds Write in legacy_parse_param
ci-upstream-kasan-gce-smack-root 2021/12/24 08:42 upstream 76657eaef4a7 6caa12e4 .config log report info general protection fault in legacy_parse_param
ci-upstream-kasan-gce-smack-root 2021/12/12 10:57 upstream a763d5a5abd6 49ca1f59 .config log report info general protection fault in legacy_parse_param
ci-upstream-kasan-gce-smack-root 2021/12/02 06:00 upstream 58e1100fdc59 61f86278 .config log report info general protection fault in legacy_parse_param
ci-upstream-kasan-gce-smack-root 2021/11/06 19:25 upstream fe91c4725aee 4c1be0be .config log report info general protection fault in legacy_parse_param
ci-upstream-kasan-gce-smack-root 2021/10/24 23:32 upstream 6c62666d8879 282f03fb .config log report info general protection fault in legacy_parse_param
ci-upstream-kasan-gce-smack-root 2021/10/24 23:30 upstream 6c62666d8879 282f03fb .config log report info general protection fault in legacy_parse_param
ci-upstream-kasan-gce-smack-root 2021/10/12 11:22 upstream fa5878760579 838e7e2c .config log report info general protection fault in legacy_parse_param
ci-upstream-kasan-gce-smack-root 2021/10/12 09:32 upstream fa5878760579 838e7e2c .config log report info general protection fault in legacy_parse_param
ci-upstream-kasan-gce-smack-root 2021/09/05 00:40 upstream f1583cb1be35 d236a457 .config log report info general protection fault in legacy_parse_param
ci-upstream-kasan-gce-smack-root 2021/09/02 14:20 upstream 4ac6d90867a4 15cea0a3 .config log report info general protection fault in legacy_parse_param
ci-upstream-kasan-gce-smack-root 2021/08/27 14:36 upstream 77dd11439b86 b318694d .config log report info general protection fault in legacy_parse_param
ci-upstream-kasan-gce-smack-root 2021/06/28 21:55 upstream 62fb9874f5da 9d2ab5df .config log report info general protection fault in legacy_parse_param