From: syzbot <syzbot+345b75652b1d24227443@syzkaller.appspotmail.com>
To: adilger.kernel@dilger.ca, clang-built-linux@googlegroups.com,
linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org,
natechancellor@gmail.com, ndesaulniers@google.com,
syzkaller-bugs@googlegroups.com, tytso@mit.edu
Subject: Re: UBSAN: shift-out-of-bounds in ext4_fill_super
Date: Wed, 09 Dec 2020 19:50:03 -0800 [thread overview]
Message-ID: <00000000000024030c05b61412e6@google.com> (raw)
In-Reply-To: <20201210023638.GP52960@mit.edu>
Hello,
syzbot tried to test the proposed patch but the build/boot failed:
failed to checkout kernel repo git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git on commit e360ba58d067a30a4e3e7d55ebdd919885a058d6: failed to run ["git" "fetch" "--tags" "d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8"]: exit status 1
From git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
* [new branch] bisect-test-ext4-035 -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/bisect-test-ext4-035
* [new branch] bisect-test-generic-307 -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/bisect-test-generic-307
* [new branch] dev -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/dev
* [new branch] ext4-3.18 -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/ext4-3.18
* [new branch] ext4-4.1 -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/ext4-4.1
* [new branch] ext4-4.4 -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/ext4-4.4
* [new branch] ext4-4.9 -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/ext4-4.9
* [new branch] ext4-dax -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/ext4-dax
* [new branch] ext4-tools -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/ext4-tools
* [new branch] fix-bz-206443 -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/fix-bz-206443
* [new branch] for-stable -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/for-stable
* [new branch] fsverity -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/fsverity
* [new branch] lazy_journal -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/lazy_journal
* [new branch] master -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/master
* [new branch] origin -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/origin
* [new branch] pu -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/pu
* [new branch] test -> d06f7b29746c7f0a52f349ff7fbf2a3f22d27cf8/test
* [new tag] ext4-for-linus-5.8-rc1-2 -> ext4-for-linus-5.8-rc1-2
! [rejected] ext4_for_linus -> ext4_for_linus (would clobber existing tag)
* [new tag] ext4_for_linus_bugfixes -> ext4_for_linus_bugfixes
* [new tag] ext4_for_linus_cleanups -> ext4_for_linus_cleanups
* [new tag] ext4_for_linus_fixes -> ext4_for_linus_fixes
* [new tag] ext4_for_linus_fixes2 -> ext4_for_linus_fixes2
Tested on:
commit: [unknown
git tree: git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git e360ba58d067a30a4e3e7d55ebdd919885a058d6
dashboard link: https://syzkaller.appspot.com/bug?extid=345b75652b1d24227443
compiler: gcc (GCC) 10.1.0-syz 20200507
patch: https://syzkaller.appspot.com/x/patch.diff?x=1499c287500000
next prev parent reply other threads:[~2020-12-10 3:51 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-09 7:33 UBSAN: shift-out-of-bounds in ext4_fill_super syzbot
2020-12-10 2:36 ` Theodore Y. Ts'o
2020-12-10 3:50 ` syzbot [this message]
2020-12-10 8:09 ` Dmitry Vyukov
2020-12-10 13:56 ` Dmitry Vyukov
2020-12-10 19:24 ` syzbot
2020-12-10 18:28 ` Theodore Y. Ts'o
2020-12-14 14:37 ` Dmitry Vyukov
2020-12-14 20:36 ` Theodore Y. Ts'o
2020-12-15 10:09 ` Dmitry Vyukov
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