syzbot


general protection fault in do_move_mount (2)
Status: fixed on 2019/07/29 13:39
Reported-by: syzbot+6004acbaa1893ad013f0@syzkaller.appspotmail.com
Fix commit: 570d7a98 vfs: move_mount: reject moving kernel internal mounts
First crash: 498d, last: 488d

Cause bisection: introduced by (bisect log) :
commit 9c8ad7a2ff0bfe58f019ec0abc1fb965114dde7d
Author: David Howells <dhowells@redhat.com>
Date: Thu May 16 11:52:27 2019 +0000

  uapi, x86: Fix the syscall numbering of the mount API syscalls [ver #2]

Crash: general protection fault in do_move_mount (log)
Repro: syz .config
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream general protection fault in do_move_mount 3 537d 537d 13/17 fixed on 2019/06/14 18:22

Sample crash report:

Crashes (7):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce-selinux-root 2019/06/18 02:36 upstream 9e0babf2 442206d7 .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2019/06/18 02:08 upstream 9e0babf2 442206d7 .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2019/06/18 01:29 upstream 9e0babf2 442206d7 .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-386 2019/06/18 02:09 upstream 9e0babf2 442206d7 .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/06/26 21:41 linux-next 1dd45f17 7509bf36 .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2019/06/18 00:41 upstream 9e0babf2 442206d7 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2019/06/16 22:05 upstream e01e060f 442206d7 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk