From: Yonghong Song <yhs@fb.com>
To: syzbot <syzbot+f07cc9be8d1d226947ed@syzkaller.appspotmail.com>,
<andriin@fb.com>, <ast@kernel.org>, <bpf@vger.kernel.org>,
<daniel@iogearbox.net>, <jmorris@namei.org>,
<john.fastabend@gmail.com>, <kafai@fb.com>,
<kpsingh@chromium.org>, <linux-fsdevel@vger.kernel.org>,
<linux-kernel@vger.kernel.org>,
<linux-security-module@vger.kernel.org>,
<linux-unionfs@vger.kernel.org>, <miklos@szeredi.hu>,
<netdev@vger.kernel.org>, <omosnace@redhat.com>,
<serge@hallyn.com>, <songliubraving@fb.com>,
<syzkaller-bugs@googlegroups.com>
Subject: Re: general protection fault in security_inode_getattr
Date: Mon, 24 Aug 2020 17:48:24 -0700 [thread overview]
Message-ID: <516ee4af-0db1-9069-bb06-e89216ab49c8@fb.com> (raw)
In-Reply-To: <00000000000020e49105ada8d598@google.com>
On 8/24/20 5:32 PM, syzbot wrote:
> syzbot has bisected this issue to:
>
> commit 35697c12d7ffd31a56d3c9604066a166b75d0169
> Author: Yonghong Song <yhs@fb.com>
> Date: Thu Jan 16 17:40:04 2020 +0000
>
> selftests/bpf: Fix test_progs send_signal flakiness with nmi mode
The above patch changed file:
tools/testing/selftests/bpf/prog_tests/send_signal.c
It is unlikely it caused the issue.
>
> bisection log: https://urldefense.proofpoint.com/v2/url?u=https-3A__syzkaller.appspot.com_x_bisect.txt-3Fx-3D13032139900000&d=DwIBaQ&c=5VD0RTtNlTh3ycd41b3MUw&r=DA8e1B5r073vIqRrFz7MRA&m=854z77F3pbTpgGUCFUwM1OSEUj4NbiNIZsaad0Xg4qc&s=Le6D_jfzkec28_qNhbUwMesaUeBGaKEG6RLN3ZCzE1s&e=
> start commit: d012a719 Linux 5.9-rc2
> git tree: upstream
> final oops: https://urldefense.proofpoint.com/v2/url?u=https-3A__syzkaller.appspot.com_x_report.txt-3Fx-3D10832139900000&d=DwIBaQ&c=5VD0RTtNlTh3ycd41b3MUw&r=DA8e1B5r073vIqRrFz7MRA&m=854z77F3pbTpgGUCFUwM1OSEUj4NbiNIZsaad0Xg4qc&s=VbLXb22TgxAtiPQTEq0t5r0WgNDiFwstWKnme0tWBLE&e=
> console output: https://urldefense.proofpoint.com/v2/url?u=https-3A__syzkaller.appspot.com_x_log.txt-3Fx-3D17032139900000&d=DwIBaQ&c=5VD0RTtNlTh3ycd41b3MUw&r=DA8e1B5r073vIqRrFz7MRA&m=854z77F3pbTpgGUCFUwM1OSEUj4NbiNIZsaad0Xg4qc&s=yu72HnqjHzOTtJ5dyD7q0QW9sOwEO6pPHjeYTTutKdc&e=
> kernel config: https://urldefense.proofpoint.com/v2/url?u=https-3A__syzkaller.appspot.com_x_.config-3Fx-3D891ca5711a9f1650&d=DwIBaQ&c=5VD0RTtNlTh3ycd41b3MUw&r=DA8e1B5r073vIqRrFz7MRA&m=854z77F3pbTpgGUCFUwM1OSEUj4NbiNIZsaad0Xg4qc&s=6cylIRBZjHQmgkJQoofuLN2XSifb-13qrrj58PQpBYs&e=
> dashboard link: https://urldefense.proofpoint.com/v2/url?u=https-3A__syzkaller.appspot.com_bug-3Fextid-3Df07cc9be8d1d226947ed&d=DwIBaQ&c=5VD0RTtNlTh3ycd41b3MUw&r=DA8e1B5r073vIqRrFz7MRA&m=854z77F3pbTpgGUCFUwM1OSEUj4NbiNIZsaad0Xg4qc&s=siCrm2aO-fzR3Nym_zaPQQnmxMlJo0bRj87zgm7o5mY&e=
> syz repro: https://urldefense.proofpoint.com/v2/url?u=https-3A__syzkaller.appspot.com_x_repro.syz-3Fx-3D104a650e900000&d=DwIBaQ&c=5VD0RTtNlTh3ycd41b3MUw&r=DA8e1B5r073vIqRrFz7MRA&m=854z77F3pbTpgGUCFUwM1OSEUj4NbiNIZsaad0Xg4qc&s=yNEvyRe2bO4AKgq2UuJc32katp4k4UGKwMUDEBlhM7E&e=
>
> Reported-by: syzbot+f07cc9be8d1d226947ed@syzkaller.appspotmail.com
> Fixes: 35697c12d7ff ("selftests/bpf: Fix test_progs send_signal flakiness with nmi mode")
>
> For information about bisection process see: https://urldefense.proofpoint.com/v2/url?u=https-3A__goo.gl_tpsmEJ-23bisection&d=DwIBaQ&c=5VD0RTtNlTh3ycd41b3MUw&r=DA8e1B5r073vIqRrFz7MRA&m=854z77F3pbTpgGUCFUwM1OSEUj4NbiNIZsaad0Xg4qc&s=K4KdZK8rBgxDv4M9uwEndkCB4mCatTH-opwefN-0b-M&e=
>
next prev parent reply other threads:[~2020-08-25 0:49 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-29 20:23 general protection fault in security_inode_getattr syzbot
2020-08-24 19:37 ` syzbot
2020-08-24 21:00 ` Ondrej Mosnacek
2020-10-30 13:02 ` Miklos Szeredi
2020-10-30 18:42 ` Dmitry Vyukov
2020-10-30 19:21 ` Miklos Szeredi
2020-10-30 19:56 ` Dmitry Vyukov
2020-08-25 0:32 ` syzbot
2020-08-25 0:48 ` Yonghong Song [this message]
2022-10-15 17:24 ` [syzbot] " syzbot
2022-10-16 14:52 ` Paul Moore
2022-10-17 14:29 ` Tetsuo Handa
2022-10-17 5:38 ` Yonghong Song
2024-04-01 17:36 ` Andrey Kalachev
2024-04-02 16:01 ` Amir Goldstein
2024-04-19 20:01 ` Andrey Kalachev
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