Re: [syzbot] [block?] possible deadlock in elv_iosched_store

[Ming Lei <ming.lei@redhat.com>]

On Fri, Mar 28, 2025 at 07:37:25AM -0700, syzbot wrote:
> Hello,
> 
> syzbot found the following issue on:
> 
> HEAD commit:    1a9239bb4253 Merge tag 'net-next-6.15' of git://git.kernel..
> git tree:       upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=1384b43f980000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=c7163a109ac459a8
> dashboard link: https://syzkaller.appspot.com/bug?extid=4c7e0f9b94ad65811efb
> compiler:       gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=178cfa4c580000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=11a8ca4c580000
> 
> Downloadable assets:
> disk image: https://storage.googleapis.com/syzbot-assets/fc7dc9f0d9a7/disk-1a9239bb.raw.xz
> vmlinux: https://storage.googleapis.com/syzbot-assets/f555a3ae03d3/vmlinux-1a9239bb.xz
> kernel image: https://storage.googleapis.com/syzbot-assets/55f6ea74eaf2/bzImage-1a9239bb.xz
> 
> IMPORTANT: if you fix the issue, please add the following tag to the commit:
> Reported-by: syzbot+4c7e0f9b94ad65811efb@syzkaller.appspotmail.com
> 

...

> 
> ---
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#syz dup: [syzbot] [block?] possible deadlock in elv_iosched_store

-- 
Ming