Package: e2fsprogs
Version: 1.47.0-2
Severity: minor

Dear Maintainer,

Without using fuse at all:
# touch x
# setfacl -m u:root:rw x
# getfattr -m - -d x
# file: x
system.posix_acl_access=0sAgAAAAEABgD/////AgAGAAAAAAAEAAQA/////xAABgD/////IAAEAP////8=


When done via fuse2fs:
# which fuse2fs
/usr/bin/fuse2fs
# mkdir mnt
# fuse2fs img mnt
# touch mnt/x
# setfacl -m u:root:rw mnt/x
# getfattr -m - -d mnt/x
# file: mnt/x
system.posix_acl_access=0sAgAAAAEABgAAAAAAAgAGAAAAAAAEAAQAAAAAABAABgAAAAAAIAAEAAAAAAA=

# umount mnt
# /tmp/fuse2fs img mnt
# getfattr -m - -d mnt/x
# file: mnt/x
system.posix_acl_access=0sAgAAAAEABgD/////AgAGAAAAAAAEAAQA/////xAABgD/////IAAEAP////8=

# umount mnt

Note that the one run with my patched libext2fs gets the same value as 
without using fuse without rewriting the attribute showing that this is 
a read issue only.


diff --git a/lib/ext2fs/ext_attr.c b/lib/ext2fs/ext_attr.c
index 7723d0f9..d09a13da 100644
--- a/lib/ext2fs/ext_attr.c
+++ b/lib/ext2fs/ext_attr.c
@@ -671,7 +671,7 @@ static errcode_t convert_disk_buffer_to_posix_acl(const 
void *value, size_t size
                        case ACL_GROUP_OBJ:
                        case ACL_MASK:
                        case ACL_OTHER:
-                               entry->e_id = 0;
+                               entry->e_id = -1;
                                cp += sizeof(ext4_acl_entry_short);
                                size -= sizeof(ext4_acl_entry_short);
                                break;



-- System Information:
Debian Release: 12.11
  APT prefers stable-security
  APT policy: (500, 'stable-security'), (500, 'stable')
Architecture: amd64 (x86_64)

Kernel: Linux 6.1.0-37-amd64 (SMP w/4 CPU threads; PREEMPT)
Kernel taint flags: TAINT_WARN
Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8), LANGUAGE not set
Shell: /bin/sh linked to /usr/bin/dash
Init: sysvinit (via /sbin/init)

Versions of packages e2fsprogs depends on:
ii  libblkid1    2.38.1-5+deb12u3
ii  libc6        2.36-9+deb12u10
ii  libcom-err2  1.47.0-2
ii  libext2fs2   1.47.0-2
ii  libss2       1.47.0-2
ii  libuuid1     2.38.1-5+deb12u3
ii  logsave      1.47.0-2

Versions of packages e2fsprogs recommends:
pn  e2fsprogs-l10n  <none>

Versions of packages e2fsprogs suggests:
pn  e2fsck-static  <none>
ii  fuse2fs        1.47.0-2
pn  gpart          <none>
pn  parted         <none>

-- no debconf information

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