linux-kernel - Re: [syzbot] general protection fault in io_issue

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Date:   Thu, 2 Sep 2021 11:36:06 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     syzbot <syzbot+de67aa0cf1053e405871@...kaller.appspotmail.com>,
        asml.silence@...il.com, haoxu@...ux.alibaba.com,
        io-uring@...r.kernel.org, linux-kernel@...r.kernel.org,
        syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] general protection fault in io_issue_sqe

On 9/2/21 11:34 AM, syzbot wrote:
> Hello,
> 
> syzbot found the following issue on:
> 
> HEAD commit:    9c849ce86e0f Merge tag '5.15-rc-smb3-fixes-part1' of git:/..
> git tree:       upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=1292c59d300000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=bf588afb178273fb
> dashboard link: https://syzkaller.appspot.com/bug?extid=de67aa0cf1053e405871
> compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.1
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1681ad75300000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=12b72083300000

These are all the same thing being reported:

#syz test git://git.kernel.dk/linux-block for-5.15/io_uring

-- 
Jens Axboe