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

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Message-ID: <68bab02f.050a0220.192772.0189.GAE@google.com>
Date: Fri, 05 Sep 2025 02:41:03 -0700
From: syzbot <syzbot+1ab243d3eebb2aabf4a4@...kaller.appspotmail.com>
To: akpm@...ux-foundation.org, axboe@...nel.dk, david@...hat.com, 
	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

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