Re: [syzbot] general protection fault in io_issue_sqe

From: Jens Axboe
Date: Thu Sep 02 2021 - 13:36:22 EST


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