From: Sasha Levin <sashal@kernel.org>
To: stable@vger.kernel.org, henrique.carvalho@suse.com
Cc: Sasha Levin <sashal@kernel.org>
Subject: Re: [PATCH 6.6.y] smb: client: Fix match_session bug preventing session reuse
Date: Tue, 18 Mar 2025 11:12:57 -0400 [thread overview]
Message-ID: <20250317203959-7fb38f90f42a785a@stable.kernel.org> (raw)
In-Reply-To: <20250317215800.2608506-1-henrique.carvalho@suse.com>
[ Sasha's backport helper bot ]
Hi,
Summary of potential issues:
⚠️ Found matching upstream commit but patch is missing proper reference to it
Found matching upstream commit: 605b249ea96770ac4fac4b8510a99e0f8442be5e
Status in newer kernel trees:
6.13.y | Present (different SHA1: 4a133bda03ec)
6.12.y | Present (different SHA1: 3d48d46299be)
Note: The patch differs from the upstream commit:
---
1: 605b249ea9677 ! 1: 4bb32947f2ce5 smb: client: Fix match_session bug preventing session reuse
@@ Commit message
Reviewed-by: Enzo Matsumiya <ematsumiya@suse.de>
Signed-off-by: Henrique Carvalho <henrique.carvalho@suse.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
+ (cherry picked from commit 605b249ea96770ac4fac4b8510a99e0f8442be5e)
## fs/smb/client/connect.c ##
-@@ fs/smb/client/connect.c: static int match_session(struct cifs_ses *ses,
- struct smb3_fs_context *ctx,
- bool match_super)
+@@ fs/smb/client/connect.c: cifs_get_tcp_session(struct smb3_fs_context *ctx,
+ /* this function must be called with ses_lock and chan_lock held */
+ static int match_session(struct cifs_ses *ses, struct smb3_fs_context *ctx)
{
- if (ctx->sectype != Unspecified &&
- ctx->sectype != ses->sectype)
@@ fs/smb/client/connect.c: static int match_session(struct cifs_ses *ses,
+ struct TCP_Server_Info *server = ses->server;
+ enum securityEnum ctx_sec, ses_sec;
- if (!match_super && ctx->dfs_root_ses != ses->dfs_root_ses)
+ if (ctx->dfs_root_ses != ses->dfs_root_ses)
return 0;
-@@ fs/smb/client/connect.c: static int match_session(struct cifs_ses *ses,
+@@ fs/smb/client/connect.c: static int match_session(struct cifs_ses *ses, struct smb3_fs_context *ctx)
if (ses->chan_max < ctx->max_channels)
return 0;
@@ fs/smb/client/connect.c: static int match_session(struct cifs_ses *ses,
+ return 0;
+
+ switch (ctx_sec) {
-+ case IAKerb:
case Kerberos:
if (!uid_eq(ctx->cred_uid, ses->cred_uid))
return 0;
---
Results of testing on various branches:
| Branch | Patch Apply | Build Test |
|---------------------------|-------------|------------|
| stable/linux-6.6.y | Success | Success |
prev parent reply other threads:[~2025-03-18 15:12 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-16 7:39 FAILED: patch "[PATCH] smb: client: Fix match_session bug preventing session reuse" failed to apply to 6.6-stable tree gregkh
2025-03-17 21:58 ` [PATCH 6.6.y] smb: client: Fix match_session bug preventing session reuse Henrique Carvalho
2025-03-18 15:12 ` Sasha Levin [this message]
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