linux-kernel - Re: [syzbot] [fs?] general protection fault in iter_file_splice

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Message-ID: <68d2fc06.a70a0220.4f78.000d.GAE@google.com>
Date: Tue, 23 Sep 2025 12:59:02 -0700
From: syzbot <syzbot+d2125fcb6aa8c4276fd2@...kaller.appspotmail.com>
To: asmadeus@...ewreck.org, brauner@...nel.org, danielyangkang@...il.com, 
	dhowells@...hat.com, eadavis@...com, ericvh@...nel.org, jack@...e.cz, 
	jlayton@...nel.org, linux-afs@...ts.infradead.org, 
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux_oss@...debyte.com, lizhi.xu@...driver.com, lucho@...kov.net, 
	marc.dionne@...istor.com, netfs@...ts.linux.dev, pc@...guebit.org, 
	syzkaller-bugs@...glegroups.com, v9fs@...ts.linux.dev, 
	viro@...iv.linux.org.uk
Subject: Re: [syzbot] [fs?] general protection fault in iter_file_splice_write

syzbot suspects this issue was fixed by commit:

commit a3de58b12ce074ec05b8741fa28d62ccb1070468
Author: David Howells <dhowells@...hat.com>
Date:   Thu Aug 14 21:45:50 2025 +0000

    netfs: Fix unbuffered write error handling

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=162dc142580000
start commit:   5189dafa4cf9 Merge tag 'nfsd-6.11-1' of git://git.kernel.o..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=e8a2eef9745ade09
dashboard link: https://syzkaller.appspot.com/bug?extid=d2125fcb6aa8c4276fd2
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=16828c5d980000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=103c7805980000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: netfs: Fix unbuffered write error handling

For information about bisection process see: https://goo.gl/tpsmEJ#bisection