linux-kernel - Re: [syzbot] [netfs?] INFO: task hung in netfs_retry

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Message-ID: <6915a5d0.050a0220.3565dc.0023.GAE@google.com>
Date: Thu, 13 Nov 2025 01:33:04 -0800
From: syzbot <syzbot+666a9cb4c41986207cdf@...kaller.appspotmail.com>
To: asmadeus@...ewreck.org, dhowells@...hat.com, ericvh@...nel.org, 
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux_oss@...debyte.com, lucho@...kov.net, m@...wtm.org, 
	netfs@...ts.linux.dev, pc@...guebit.org, syzkaller-bugs@...glegroups.com, 
	v9fs@...ts.linux.dev
Subject: Re: [syzbot] [netfs?] INFO: task hung in netfs_retry_writes

syzbot suspects this issue was fixed by commit:

commit 290434474c332a2ba9c8499fe699c7f2e1153280
Author: Tingmao Wang <m@...wtm.org>
Date:   Sun Apr 6 16:18:42 2025 +0000

    fs/9p: Refresh metadata in d_revalidate for uncached mode too

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=15831c12580000
start commit:   a2e94e80790b Merge tag 'block-6.17-20250822' of git://git...
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=d4703ac89d9e185a
dashboard link: https://syzkaller.appspot.com/bug?extid=666a9cb4c41986207cdf
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=137d5062580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=15e33fa2580000

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

#syz fix: fs/9p: Refresh metadata in d_revalidate for uncached mode too

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