From: Eric Biggers <ebiggers@kernel.org>
To: syzbot <syzbot+60f9ee7f99afe29ef9fa@syzkaller.appspotmail.com>
Cc: brendanhiggins@google.com, gregkh@linuxfoundation.org,
heikki.krogerus@linux.intel.com, linux-i2c@vger.kernel.org,
linux-kernel@vger.kernel.org, rafael.j.wysocki@intel.com,
rafael@kernel.org, rdunlap@infradead.org,
syzkaller-bugs@googlegroups.com, wsa@the-dreams.de
Subject: Re: KASAN: use-after-free Read in put_device
Date: Thu, 4 Jun 2020 21:20:50 -0700 [thread overview]
Message-ID: <20200605042050.GM2667@sol.localdomain> (raw)
In-Reply-To: <00000000000045f37205a653bcf8@google.com>
On Sat, May 23, 2020 at 10:04:14AM -0700, syzbot wrote:
> Hello,
>
> syzbot found the following crash on:
>
> HEAD commit: c11d28ab Add linux-next specific files for 20200522
> git tree: linux-next
> console output: https://syzkaller.appspot.com/x/log.txt?x=114e4f06100000
> kernel config: https://syzkaller.appspot.com/x/.config?x=3f6dbdea4159fb66
> dashboard link: https://syzkaller.appspot.com/bug?extid=60f9ee7f99afe29ef9fa
> compiler: gcc (GCC) 9.0.0 20181231 (experimental)
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10ba16e2100000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16caefe6100000
>
> The bug was bisected to:
>
> commit 4ef12f7198023c09ad6d25b652bd8748c965c7fa
> Author: Heikki Krogerus <heikki.krogerus@linux.intel.com>
> Date: Wed May 13 15:18:40 2020 +0000
>
> kobject: Make sure the parent does not get released before its children
>
Commit was reverted.
#syz invalid
prev parent reply other threads:[~2020-06-05 4:20 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-23 17:04 KASAN: use-after-free Read in put_device syzbot
2020-06-05 4:20 ` Eric Biggers [this message]
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