hibernation fails
Hi, I have an i5 machine with Debian 12.11 and kernel 6.1.0-39-amd64.
Originally everything was on HD, and hibernation worked flawlessly.
Then I converted it to a hybrid system (/, /boot, /usr, /home, swap on
SSD; other filesystems on HD), and hibernation would not even pretend to
start unless I enabled swap on the HD. Now it's all SSD, and since the
conversion hibernation fails. It will appear to hibernate (suspend to
disk) and power off, but then boot normally. Here's the suspension from
last night from the journal:
Sep 15 00:26:00 cerberus systemd-logind[1125]: Power key pressed short.
Sep 15 00:26:00 cerberus dbus-daemon[1117]: [system] Rejected send
message, 4 matched rules; type="method_call", sender=":1.51" (uid=1000
pid=1717 comm="xfce4-power-manager --restart --sm-client-id 28f4f")
interface="org.freedesktop.NetworkManager" member="Sleep" error
name="(unset)" requested_reply="0" destination=":1.11" (uid=0 pid=1143
comm="/usr/sbin/NetworkManager --no-daemon")
Sep 15 00:26:00 cerberus dbus-daemon[1440]: [session uid=1000 pid=1440]
Activating service name='org.xfce.Xfconf' requested by ':1.11' (uid=1000
pid=1630 comm="xfwm4 --display :0.0 --sm-client-id 240dbf3c8-302c")
Sep 15 00:26:00 cerberus dbus-daemon[1440]: [session uid=1000 pid=1440]
Successfully activated service 'org.xfce.Xfconf'
Sep 15 00:26:02 cerberus systemd-logind[1125]: The system will hibernate
now!
Sep 15 00:26:02 cerberus NetworkManager[1143]: <info> [1757910362.7178]
manager: sleep: sleep requested (sleeping: no enabled: yes)
Sep 15 00:26:02 cerberus NetworkManager[1143]: <info> [1757910362.7179]
manager: NetworkManager state is now ASLEEP
Sep 15 00:26:02 cerberus ModemManager[1172]: <info>
[sleep-monitor-systemd] system is about to suspend
Sep 15 00:26:02 cerberus systemd[1]: Reached target sleep.target - Sleep.
Sep 15 00:26:02 cerberus systemd[1]: Starting systemd-hibernate.service
- System Hibernate...
Sep 15 00:26:02 cerberus dbus-daemon[1117]: [system] Rejected send
message, 4 matched rules; type="method_call", sender=":1.51" (uid=1000
pid=1717 comm="xfce4-power-manager --restart --sm-client-id 28f4f")
interface="org.freedesktop.NetworkManager" member="Sleep" error
name="(unset)" requested_reply="0" destination=":1.11" (uid=0 pid=1143
comm="/usr/sbin/NetworkManager --no-daemon")
Sep 15 00:26:02 cerberus kernel: PM: Image not found (code -22)
Sep 15 00:26:02 cerberus systemd-sleep[440122]: Entering sleep state
'hibernate'...
Sep 15 00:26:02 cerberus kernel: PM: hibernation: hibernation entry
Sep 15 00:26:03 cerberus kernel: (NULL device *): firmware:
direct-loading firmware i915/skl_dmc_ver1_27.bin
It's followed immediately by the startup this morning, which is at
https://pastebin.com/Z98LdwEd
Maybe the thing near the end of the hibernation messages "PM: Image not
found (code -22)" is relevant?
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