linux-kernel - Re: [syzbot] BUG: unable to handle kernel paging request in __blk_mq_alloc

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Message-ID: <f3de46fd-2159-6843-d2da-9a7a6a46b6c9@kernel.dk>
Date:   Mon, 1 Nov 2021 06:58:31 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     syzbot <syzbot+cd20829ac44b92bf6ed0@...kaller.appspotmail.com>,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] BUG: unable to handle kernel paging request in
 __blk_mq_alloc_requests

On 11/1/21 6:51 AM, syzbot wrote:
> Hello,
> 
> syzbot found the following issue on:
> 
> HEAD commit:    503f375baa99 Add linux-next specific files for 20211028
> git tree:       linux-next
> console output: https://syzkaller.appspot.com/x/log.txt?x=14688302b00000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=aa50dda6b6975803
> dashboard link: https://syzkaller.appspot.com/bug?extid=cd20829ac44b92bf6ed0
> compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1385446ab00000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=10fc8c6ab00000
> 
> IMPORTANT: if you fix the issue, please add the following tag to the commit:
> Reported-by: syzbot+cd20829ac44b92bf6ed0@...kaller.appspotmail.com
#syz test: git://git.kernel.dk/linux-block for-next

-- 
Jens Axboe