From: Enzo Matsumiya <ematsumiya@suse.de>
To: Eugene Korenevsky <ekorenevsky@astralinux.ru>
Cc: linux-cifs@vger.kernel.org, Steve French <sfrench@samba.org>
Subject: Re: [PATCH v2 2/2] cifs: quirk for STATUS_OBJECT_NAME_INVALID returned for non-ASCII dfs refs
Date: Mon, 17 Jan 2022 18:14:05 -0300 [thread overview]
Message-ID: <20220117211305.ambdxok747u6kwlm@cyberdelia> (raw)
In-Reply-To: <YeHUxJ9zTVNrKveF@himera.home>
On 01/14, Eugene Korenevsky wrote:
>Windows SMB server responds with STATUS_OBJECT_NAME_INVALID code to
>SMB2 QUERY_INFO request for "\<server>\<dfsname>\<linkpath>" DFS reference,
>where <dfsname> contains non-ASCII unicode symbols.
>
>Check such DFS reference and emulate -EREMOTE if it is actual.
>
>BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=215440
>Signed-off-by: Eugene Korenevsky <ekorenevsky@astralinux.ru>
The patch fixes the initial issue (mount and listing files) as per
reported in the mentioned bugzilla, but it still fails to create files:
% echo "test" | sudo tee myfile
tee: myfile: No such file or directory
test
% dmesg
...
[20510.826644] CIFS: fs/cifs/dfs_cache.c: cache_refresh_path: search path: \w19-addc.mori.test\дфс\test
[20510.826653] CIFS: fs/cifs/dfs_cache.c: get_dfs_referral: get an DFS referral for \w19-addc.mori.test\дфс\test [45/504]
[20510.826658] CIFS: fs/cifs/smb2ops.c: smb2_get_dfs_refer: path: \w19-addc.mori.test\дфс\test
[20510.826665] CIFS: fs/cifs/smb2pdu.c: SMB2 IOCTL
[20510.826670] CIFS: fs/cifs/transport.c: wait_for_free_credits: remove 1 credits total=577
[20510.826690] CIFS: fs/cifs/transport.c: Sending smb: smb_len=184
[20510.828315] CIFS: fs/cifs/connect.c: RFC1002 header 0x12a
[20510.828331] CIFS: fs/cifs/smb2misc.c: SMB2 data length 186 offset 112
[20510.828336] CIFS: fs/cifs/smb2misc.c: SMB2 len 298
[20510.828342] CIFS: fs/cifs/smb2ops.c: smb2_add_credits: added 10 credits total=587
[20510.828364] CIFS: fs/cifs/transport.c: cifs_sync_mid_result: cmd=11 mid=41 state=4
[20510.828397] CIFS: fs/cifs/misc.c: Null buffer passed to cifs_small_buf_release
[20510.828406] CIFS: fs/cifs/misc.c: num_referrals: 1 dfs flags: 0x3 ...
[20510.828432] CIFS: fs/cifs/misc.c: DFS ref '\w19-addc.mori.test\дфс\test' is not found, emulate -ENOENT
...
Cheers,
Enzo
next prev parent reply other threads:[~2022-01-17 21:14 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-14 19:53 [PATCH v2 2/2] cifs: quirk for STATUS_OBJECT_NAME_INVALID returned for non-ASCII dfs refs Eugene Korenevsky
2022-01-17 19:33 ` Steve French
2022-01-17 21:14 ` Enzo Matsumiya [this message]
2022-01-18 17:24 ` Eugene Korenevsky
2022-01-20 19:18 ` Steve French
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