From: syzbot <syzbot+92f32d4e21fb246d31a2@syzkaller.appspotmail.com>
To: andriy.shevchenko@linux.intel.com, asierra@xes-inc.com,
corbet@lwn.net, ext-kimmo.rautkoski@vaisala.com,
gregkh@linuxfoundation.org, jslaby@suse.com,
kai.heng.feng@canonical.com, linux-api@vger.kernel.org,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-serial@vger.kernel.org, mika.westerberg@linux.intel.com,
paulburton@kernel.org, peter@hurleysoftware.com, sr@denx.de,
syzkaller-bugs@googlegroups.com, yamada.masahiro@socionext.com,
yegorslists@googlemail.com
Subject: Re: BUG: unable to handle kernel NULL pointer dereference in mem16_serial_out
Date: Mon, 09 Dec 2019 17:38:01 -0800 [thread overview]
Message-ID: <00000000000003cc8505994f9036@google.com> (raw)
In-Reply-To: <00000000000044a65205994a7e13@google.com>
syzbot has bisected this bug to:
commit bd94c4077a0b2ecc35562c294f80f3659ecd8499
Author: Masahiro Yamada <yamada.masahiro@socionext.com>
Date: Wed Oct 28 03:46:05 2015 +0000
serial: support 16-bit register interface for console
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13723196e00000
start commit: e42617b8 Linux 5.5-rc1
git tree: upstream
final crash: https://syzkaller.appspot.com/x/report.txt?x=10f23196e00000
console output: https://syzkaller.appspot.com/x/log.txt?x=17723196e00000
kernel config: https://syzkaller.appspot.com/x/.config?x=3754e2c78c1adb82
dashboard link: https://syzkaller.appspot.com/bug?extid=92f32d4e21fb246d31a2
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=136f7e41e00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=112b7c82e00000
Reported-by: syzbot+92f32d4e21fb246d31a2@syzkaller.appspotmail.com
Fixes: bd94c4077a0b ("serial: support 16-bit register interface for
console")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
next prev parent reply other threads:[~2019-12-10 1:38 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-09 19:35 BUG: unable to handle kernel NULL pointer dereference in mem16_serial_out syzbot
2019-12-10 1:38 ` syzbot [this message]
2019-12-12 10:57 ` Greg KH
2019-12-13 9:05 ` Dmitry Vyukov
2021-04-26 16:14 ` [PATCH] serial: 8250: fix NULL pointer dereference in serial8250_do_startup() Vegard Nossum
2021-04-26 16:17 ` Greg Kroah-Hartman
2021-04-26 16:33 ` Vegard Nossum
2021-04-28 6:36 ` BUG: unable to handle kernel NULL pointer dereference in mem16_serial_out syzbot
2021-05-13 14:24 ` [PATCH] serial: 8250: fix NULL pointer dereference in serial8250_do_startup() Greg Kroah-Hartman
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