From: Jason Gunthorpe <jgg@ziepe.ca>
To: syzbot <syzbot+cc6fc752b3819e082d0c@syzkaller.appspotmail.com>
Cc: dledford@redhat.com, leon@kernel.org,
linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org,
syzkaller-bugs@googlegroups.com
Subject: Re: KASAN: use-after-free Read in ucma_close (2)
Date: Fri, 11 Sep 2020 15:19:39 -0300 [thread overview]
Message-ID: <20200911181939.GA1221970@ziepe.ca> (raw)
In-Reply-To: <0000000000008e7c8f05aef61d8d@google.com>
On Thu, Sep 10, 2020 at 07:09:24AM -0700, syzbot wrote:
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit: 34d4ddd3 Merge tag 'linux-kselftest-5.9-rc5' of git://git...
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=1002ea2d900000
> kernel config: https://syzkaller.appspot.com/x/.config?x=a9075b36a6ae26c9
> dashboard link: https://syzkaller.appspot.com/bug?extid=cc6fc752b3819e082d0c
> compiler: gcc (GCC) 10.1.0-syz 20200507
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1600e053900000
>
> IMPORTANT: if you fix the issue, please add the following tag to the commit:
> Reported-by: syzbot+cc6fc752b3819e082d0c@syzkaller.appspotmail.com
#syz test: https://github.com/jgunthorpe/linux ucma_migrate_fix
Jason
next prev parent reply other threads:[~2020-09-11 18:19 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-10 14:09 KASAN: use-after-free Read in ucma_close (2) syzbot
[not found] ` <20200911041640.20652-1-hdanton@sina.com>
2020-09-11 11:57 ` Jason Gunthorpe
[not found] ` <20200911152017.18644-1-hdanton@sina.com>
2020-09-11 17:01 ` Jason Gunthorpe
[not found] ` <20200912013514.18380-1-hdanton@sina.com>
2020-09-14 15:01 ` Jason Gunthorpe
2020-09-11 12:02 ` Jason Gunthorpe
2020-09-11 15:49 ` syzbot
2020-09-11 18:19 ` Jason Gunthorpe [this message]
2020-09-11 20:53 ` syzbot
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200911181939.GA1221970@ziepe.ca \
--to=jgg@ziepe.ca \
--cc=dledford@redhat.com \
--cc=leon@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-rdma@vger.kernel.org \
--cc=syzbot+cc6fc752b3819e082d0c@syzkaller.appspotmail.com \
--cc=syzkaller-bugs@googlegroups.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).