From: Greg KH <gregkh@linuxfoundation.org>
To: Paulo Alcantara <pc@cjr.nz>
Cc: "J. Pablo González" <disablez@disablez.com>,
linux-cifs@vger.kernel.org, stable@vger.kernel.org,
"Steve French" <smfrench@gmail.com>
Subject: Re: [Bug report] Since 5.17 kernel, non existing files may be treated as remote DFS entries
Date: Sun, 22 Jan 2023 14:45:40 +0100 [thread overview]
Message-ID: <Y80+BM6J1nfEu1XO@kroah.com> (raw)
In-Reply-To: <87pmbbwjr1.fsf@cjr.nz>
On Wed, Jan 18, 2023 at 07:38:58PM -0300, Paulo Alcantara wrote:
> Stable team,
>
> J. Pablo González <disablez@disablez.com> writes:
>
> > On Mon, Jan 16, 2023 at 2:02 PM Paulo Alcantara <pc@cjr.nz> wrote:
> >>
> >> J. Pablo González <disablez@disablez.com> writes:
> >>
> >> > We’re experiencing some issues when accessing some mounts in a DFS
> >> > share, which seem to happen since kernel 5.17.
> >> >
> >> > After some investigation, we’ve pinpointed the origin to commit
> >> > a2809d0e16963fdf3984409e47f145
> >> > cccb0c6821
> >> > - Original BZ for that is https://bugzilla.kernel.org/show_bug.cgi?id=215440
> >> > - Patch discussion is at
> >> > https://patchwork.kernel.org/project/cifs-client/patch/YeHUxJ9zTVNrKveF@himera.home/
> >> > - Similar issues referenced in https://bugzilla.suse.com/show_bug.cgi?id=1198753
> >>
> >> 6.2-rc4 has
> >>
> >> c877ce47e137 ("cifs: reduce roundtrips on create/qinfo requests")
> >>
> >> which should fix your issue.
> >>
> >> Could you try it? Thanks.
> >
> > I'll still need to test it more thoroughly, but for now, this patch
> > seems to have fixed all issues, including the "-o nodfs ones." Thank
> > you!
> > Any chance this could be formally backported to 6.1.x ? I see it's
> > only tagged for 6.2-rc for now.
>
> Could you please queue
>
> c877ce47e137 ("cifs: reduce roundtrips on create/qinfo requests")
>
> for 6.1.y as a fix for
>
> a2809d0e1696 ("cifs: quirk for STATUS_OBJECT_NAME_INVALID returned for non-ASCII dfs refs")
>
> Find attached a backportable version of such commit. Thanks.
Now queued up, thanks.
greg k-h
prev parent reply other threads:[~2023-01-22 13:45 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-16 2:53 [Bug report] Since 5.17 kernel, non existing files may be treated as remote DFS entries J. Pablo González
2023-01-16 13:02 ` Paulo Alcantara
2023-01-17 0:14 ` J. Pablo González
2023-01-17 17:36 ` Paulo Alcantara
2023-01-18 22:38 ` Paulo Alcantara
2023-01-22 13:45 ` Greg KH [this message]
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