This bug is fixed in Linux kernel 6.15; see:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8b0ba61d
For what it's worth, Coreutils decided not to work around the bug,
and instead to suggest updating to a fixed kernel.
---
doc/glibc-functions/flistxattr.texi | 4 ++++
doc/glibc-functions/listxattr.texi | 4 ++++
doc/glibc-functions/llistxattr.texi | 4 ++++
3 files changed, 12 insertions(+)
diff --git a/doc/glibc-functions/flistxattr.texi
b/doc/glibc-functions/flistxattr.texi
index 04d2b70fc4..8aa4eb73a9 100644
--- a/doc/glibc-functions/flistxattr.texi
+++ b/doc/glibc-functions/flistxattr.texi
@@ -21,4 +21,8 @@ macOS 14.
@item
This function fails with @code{EACCES} on unreadable files accessed via NFS:
Linux kernel 6.12.
+@item
+This function does not report synthetic @code{security.*} extended attributes
+on @code{tmpfs} and @code{kernfs}-based file systems:
+Linux kernel 6.14.
@end itemize
diff --git a/doc/glibc-functions/listxattr.texi
b/doc/glibc-functions/listxattr.texi
index 0eb8216a58..769d69edd4 100644
--- a/doc/glibc-functions/listxattr.texi
+++ b/doc/glibc-functions/listxattr.texi
@@ -21,4 +21,8 @@ macOS 14.
@item
This function fails with @code{EACCES} on unreadable files accessed via NFS:
Linux kernel 6.12.
+@item
+This function does not report synthetic @code{security.*} extended attributes
+on @code{tmpfs} and @code{kernfs}-based file systems:
+Linux kernel 6.14.
@end itemize
diff --git a/doc/glibc-functions/llistxattr.texi
b/doc/glibc-functions/llistxattr.texi
index 3d2a74f9fb..8801ccdca5 100644
--- a/doc/glibc-functions/llistxattr.texi
+++ b/doc/glibc-functions/llistxattr.texi
@@ -18,4 +18,8 @@ macOS 14, FreeBSD 14.0, NetBSD 5.0, OpenBSD 7.5, Minix 3.1.8,
AIX 5.1, HP-UX 11,
@item
This function fails with @code{EACCES} on unreadable files accessed via NFS:
Linux kernel 6.12.
+@item
+This function does not report synthetic @code{security.*} extended attributes
+on @code{tmpfs} and @code{kernfs}-based file systems:
+Linux kernel 6.14.
@end itemize
--
2.48.1
