linux-kernel - Re: [syzbot] [io-uring?] KASAN: null-ptr-deref Read in io_sqe_buffer

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <6177c4fd-227a-4dc1-89cc-eec44300f6fa@redhat.com>
Date: Fri, 5 Sep 2025 12:04:16 +0200
From: David Hildenbrand <david@...hat.com>
To: syzbot <syzbot+1ab243d3eebb2aabf4a4@...kaller.appspotmail.com>,
 akpm@...ux-foundation.org, axboe@...nel.dk, io-uring@...r.kernel.org,
 linux-kernel@...r.kernel.org, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [io-uring?] KASAN: null-ptr-deref Read in
 io_sqe_buffer_register

On 05.09.25 11:41, syzbot wrote:
> Hello,
> 
> syzbot tried to test the proposed patch but the build/boot failed:
> 
> failed to apply patch:
> checking file mm/gup.c
> patch: **** unexpected end of file in patch
> 
> 
> 
> Tested on:
> 
> commit:         be5d4872 Add linux-next specific files for 20250905
> git tree:       linux-next
> kernel config:  https://syzkaller.appspot.com/x/.config?x=fbc16d9faf3a88a4
> dashboard link: https://syzkaller.appspot.com/bug?extid=1ab243d3eebb2aabf4a4
> compiler:
> patch:          https://syzkaller.appspot.com/x/patch.diff?x=1127e962580000
> 

#syz test https://github.com/davidhildenbrand/linux.git nth_page

-- 
Cheers

David / dhildenb