[PATCH] Warn about Bug#65599 with CIFS chmod/chown

[Paul Eggert]

---
 doc/posix-functions/chmod.texi    | 6 ++++++
 doc/posix-functions/chown.texi    | 6 ++++++
 doc/posix-functions/fchmod.texi   | 6 ++++++
 doc/posix-functions/fchmodat.texi | 7 +++++++
 doc/posix-functions/fchown.texi   | 6 ++++++
 doc/posix-functions/fchownat.texi | 6 ++++++
 doc/posix-functions/lchown.texi   | 6 ++++++
 7 files changed, 43 insertions(+)

diff --git a/doc/posix-functions/chmod.texi b/doc/posix-functions/chmod.texi
index 1288964b64..802495957a 100644
--- a/doc/posix-functions/chmod.texi
+++ b/doc/posix-functions/chmod.texi
@@ -21,4 +21,10 @@ mingw, MSVC.
 
 Portability problems not fixed by Gnulib:
 @itemize
+@item
+This function sometimes fails with @code{EACCES} when the failure is
+due to lack of appropriate privileges (@code{EPERM}), not to
+search permission denied on the file name prefix (@code{EACCES}):
+Linux kernel 5.15 with glibc 2.35 and a CIFS v1 file system
+(see @url{https://bugs.gnu.org/65599}).
 @end itemize
diff --git a/doc/posix-functions/chown.texi b/doc/posix-functions/chown.texi
index 91cf6a8880..6a62a6039f 100644
--- a/doc/posix-functions/chown.texi
+++ b/doc/posix-functions/chown.texi
@@ -31,4 +31,10 @@ mingw, MSVC 14.
 
 Portability problems not fixed by Gnulib:
 @itemize
+@item
+This function sometimes fails with @code{EACCES} when the failure is
+due to lack of appropriate privileges (@code{EPERM}), not to
+search permission denied on the file name prefix (@code{EACCES}):
+Linux kernel 5.15 with glibc 2.35 and a CIFS v1 file system
+(see @url{https://bugs.gnu.org/65599}).
 @end itemize
diff --git a/doc/posix-functions/fchmod.texi b/doc/posix-functions/fchmod.texi
index d3fc2a4584..a10104a1d0 100644
--- a/doc/posix-functions/fchmod.texi
+++ b/doc/posix-functions/fchmod.texi
@@ -15,4 +15,10 @@ Portability problems not fixed by Gnulib:
 @item
 This function is missing on some platforms:
 mingw, MSVC 14.
+@item
+This function sometimes fails with @code{EACCES} when the failure is
+due to lack of appropriate privileges (@code{EPERM}), not to
+search permission denied on the file name prefix (@code{EACCES}):
+Linux kernel 5.15 with glibc 2.35 and a CIFS v1 file system
+(see @url{https://bugs.gnu.org/65599}).
 @end itemize
diff --git a/doc/posix-functions/fchmodat.texi 
b/doc/posix-functions/fchmodat.texi
index 04bb8af97c..ed3833bab3 100644
--- a/doc/posix-functions/fchmodat.texi
+++ b/doc/posix-functions/fchmodat.texi
@@ -36,4 +36,11 @@ this function can fail with @code{errno} set to 
@code{EMFILE} or @code{ENFILE},
 and it fails with @code{errno} set to @code{EOPNOTSUPP} if the
 @file{/proc} file system is not mounted:
 GNU/Linux with glibc 2.34.
+
+@item
+This function sometimes fails with @code{EACCES} when the failure is
+due to lack of appropriate privileges (@code{EPERM}), not to
+search permission denied on the file name prefix (@code{EACCES}):
+Linux kernel 5.15 with glibc 2.35 and a CIFS v1 file system
+(see @url{https://bugs.gnu.org/65599}).
 @end itemize
diff --git a/doc/posix-functions/fchown.texi b/doc/posix-functions/fchown.texi
index b0d1659f38..83c207133c 100644
--- a/doc/posix-functions/fchown.texi
+++ b/doc/posix-functions/fchown.texi
@@ -15,4 +15,10 @@ Portability problems not fixed by Gnulib:
 @item
 This function is missing on some platforms:
 mingw, MSVC 14.
+@item
+This function sometimes fails with @code{EACCES} when the failure is
+due to lack of appropriate privileges (@code{EPERM}), not to
+search permission denied on the file name prefix (@code{EACCES}):
+Linux kernel 5.15 with glibc 2.35 and a CIFS v1 file system
+(see @url{https://bugs.gnu.org/65599}).
 @end itemize
diff --git a/doc/posix-functions/fchownat.texi 
b/doc/posix-functions/fchownat.texi
index 530afea11b..cca6c2c75f 100644
--- a/doc/posix-functions/fchownat.texi
+++ b/doc/posix-functions/fchownat.texi
@@ -35,4 +35,10 @@ Linux with glibc < 2.11.
 
 Portability problems not fixed by Gnulib:
 @itemize
+@item
+This function sometimes fails with @code{EACCES} when the failure is
+due to lack of appropriate privileges (@code{EPERM}), not to
+search permission denied on the file name prefix (@code{EACCES}):
+Linux kernel 5.15 with glibc 2.35 and a CIFS v1 file system
+(see @url{https://bugs.gnu.org/65599}).
 @end itemize
diff --git a/doc/posix-functions/lchown.texi b/doc/posix-functions/lchown.texi
index 0efc87d5d0..d9a95b7d23 100644
--- a/doc/posix-functions/lchown.texi
+++ b/doc/posix-functions/lchown.texi
@@ -26,4 +26,10 @@ Minix 3.1.8, mingw, MSVC 14.
 
 Portability problems not fixed by Gnulib:
 @itemize
+@item
+This function sometimes fails with @code{EACCES} when the failure is
+due to lack of appropriate privileges (@code{EPERM}), not to
+search permission denied on the file name prefix (@code{EACCES}):
+Linux kernel 5.15 with glibc 2.35 and a CIFS v1 file system
+(see @url{https://bugs.gnu.org/65599}).
 @end itemize
-- 
2.39.2