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From: syzbot <syzbot+61cba5033e2072d61806@syzkaller.appspotmail.com>
To: eparis@parisplace.org, jannh@google.com, jeffv@google.com,
	keescook@chromium.org, linux-kernel@vger.kernel.org,
	omosnace@redhat.com, paul@paul-moore.com, paulmck@kernel.org,
	sds@tycho.nsa.gov, selinux@vger.kernel.org,
	syzkaller-bugs@googlegroups.com
Subject: Re: possible deadlock in sidtab_sid2str_put
Date: Tue, 28 Jan 2020 07:28:01 -0800	[thread overview]
Message-ID: <000000000000963c75059d34ded7@google.com> (raw)
In-Reply-To: <000000000000143de7059d2ba3e5@google.com>

syzbot has bisected this bug to:

commit d97bd23c2d7d866e99eb3a927c742715c85a90ef
Author: Ondrej Mosnacek <omosnace@redhat.com>
Date:   Tue Nov 26 13:57:00 2019 +0000

    selinux: cache the SID -> context string translation

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=13fe5f69e00000
start commit:   b0be0eff Merge tag 'x86-pti-2020-01-28' of git://git.kerne..
git tree:       upstream
final crash:    https://syzkaller.appspot.com/x/report.txt?x=10015f69e00000
console output: https://syzkaller.appspot.com/x/log.txt?x=17fe5f69e00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=9784e57c96a92f20
dashboard link: https://syzkaller.appspot.com/bug?extid=61cba5033e2072d61806
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=10088e95e00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=13fa605ee00000

Reported-by: syzbot+61cba5033e2072d61806@syzkaller.appspotmail.com
Fixes: d97bd23c2d7d ("selinux: cache the SID -> context string translation")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection

      parent reply	other threads:[~2020-01-28 15:28 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-28  4:27 possible deadlock in sidtab_sid2str_put syzbot
2020-01-28 12:50 ` syzbot
2020-01-28 13:39   ` Paul Moore
2020-01-28 13:45     ` Stephen Smalley
2020-01-28 14:26       ` Ondrej Mosnacek
2020-01-28 15:45         ` Paul Moore
2020-01-28 16:30           ` Ondrej Mosnacek
2020-01-28 17:29             ` Paul Moore
2020-02-03  8:46               ` Ondrej Mosnacek
2020-01-28 13:51     ` Ondrej Mosnacek
2020-01-28 15:28 ` syzbot [this message]

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