Package: fwupd
Version: 2.0.20-1
Severity: important

Hi.

Since several months, I have the following error while attempting to
upgrade my firmwares with fwupdmgr :

```
$ sudo fwupdmgr upgrade
╔══════════════════════════════════════════════════════════════════════════════╗
║ Upgrade UEFI dbx from 20250507 to 20250902?                                  ║
╠══════════════════════════════════════════════════════════════════════════════╣
║ This updates the list of forbidden signatures (the "dbx") to the latest      ║
║ release from Microsoft.                                                      ║
║                                                                              ║
║ Some insecure versions of the IGEL bootloader were added, due to a security  ║
║ vulnerability that allowed an attacker to bypass UEFI Secure Boot.           ║
║                                                                              ║
╚══════════════════════════════════════════════════════════════════════════════╝
[...]
failed to write-firmware: failed to write data to efivarsfs: Write error on 
file descriptor: No space left on device
```

When looking at that "efivarsfs" :

```
$ mount | grep efivars
efivarfs on /sys/firmware/efi/efivars type efivarfs 
(rw,nosuid,nodev,noexec,relatime)
$ sudo df -h /sys/firmware/efi/efivars
Filesystem      Size  Used Avail Use% Mounted on
efivarfs        128K  101K   23K  82% /sys/firmware/efi/efivars
$ sudo ls -l /sys/firmware/efi/efivars | wc -l
96
```

So /sys/firmware/efi/efivars seems to be almost full. I don't know the
size of the new dbx but... Shouldn't the old ones be erased before
installing the new one ? I don't even know where that storage is located.

I am not competent enough to know what should and shouldn't be kept in
there. Should I make some free space ? Should I
"sudo rm -f /sys/firmware/efi/efivars/*" ?



-- System Information:
Debian Release: forky/sid
  APT prefers testing
  APT policy: (500, 'testing'), (100, 'unstable')
Architecture: amd64 (x86_64)

Kernel: Linux 6.19.8+deb14-amd64 (SMP w/4 CPU threads; PREEMPT)
Kernel taint flags: TAINT_USER
Locale: LANG=fr_FR.UTF-8, LC_CTYPE=fr_FR.UTF-8 (charmap=UTF-8), LANGUAGE=fr
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages fwupd depends on:
ii  libarchive13t64             3.8.5-1
ii  libblkid1                   2.41.3-4
ii  libc6                       2.42-13
ii  libcbor0.10                 0.10.2-2.1
ii  libcurl3t64-gnutls          8.19.0-1
ii  libdrm-amdgpu1              2.4.131-1
ii  libdrm2                     2.4.131-1
ii  libflashrom1                1.6.0-2+b1
ii  libfwupd3                   2.0.20-1
ii  libglib2.0-0t64             2.88.0-1
ii  libgnutls30t64              3.8.12-3
ii  libjcat1                    0.2.5-1
ii  libjson-glib-1.0-0          1.10.8+ds-2
ii  liblzma5                    5.8.2-2
ii  libmbim-glib4               1.34.0-1
ii  libmbim-proxy               1.34.0-1
ii  libmm-glib0                 1.24.2-2
ii  libmnl0                     1.0.5-3+b1
ii  libpassim1                  0.1.10-3
ii  libpolkit-gobject-1-0       127-2
ii  libprotobuf-c1              1.5.1-1+b1
ii  libqmi-glib5                1.38.0-1
ii  libqmi-proxy                1.38.0-1
ii  libreadline8t64             8.3-4
ii  libsqlite3-0                3.46.1-9+b1
ii  libsystemd0                 260.1-1
ii  libtss2-esys-3.0.2-0t64     4.1.3-6
ii  libusb-1.0-0                2:1.0.29-2+b1
ii  libxmlb2                    0.3.24-2
ii  shared-mime-info            2.4-5+b3
ii  systemd [systemd-sysusers]  260.1-1
ii  zlib1g                      1:1.3.dfsg+really1.3.1-3

Versions of packages fwupd recommends:
ii  bolt                               0.9.10-1
ii  dbus [default-dbus-system-bus]     1.16.2-4
ii  fwupd-amd64-signed [fwupd-signed]  1:1.8+4
ii  jq                                 1.8.1-4+b1
ii  python3                            3.13.9-3
ii  udisks2                            2.11.1-1

Versions of packages fwupd suggests:
pn  gir1.2-fwupd-2.0  <none>

-- Configuration Files:
/etc/fwupd/fwupd.conf [Errno 13] Permission non accordée: 
'/etc/fwupd/fwupd.conf'

-- no debconf information

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