Re: [REGRESSION][BISECTED] Dell Precision 7780 wakes up on its own from suspend

Askar Safin
2025-06-27T03:51:43Z

Okay, so here are results of new expirements.

Now I write 1 to /sys/power/pm_debug_messages in the beginning.

I was unable to find "last_hw_sleep" in /sys/power/suspend_stats on these particular kernel configurations.
But I print all other files in /sys/power/suspend_stats .

I used same minimized config as in previous expirements.
I used modified script:

https://zerobin.net/?bccdd94f5f07bf85#8jop5IXDG32p0I7SBfEc29ng0/MdAFZgrqI9x+4A/Fo=

Here is dmesg for "good" commit "d86388c902b45fe2" without external mouse:
https://zerobin.net/?90d41139996f1cd8#Xuy0UjyxtXrOyLxq4YMP/IzUB559v7ESEIqsd/4Fqo0=

Here is dmesg for "bad" commit "1796f808e4bb2c07" without external mouse:
https://zerobin.net/?181b4d79c16fd9b3#nu0HyJX/r9cFtKitVxJB+3CZsGfwKHc6JLYX4OyZHR4=

Here is dmesg for "good" commit "d86388c902b45fe2" with external mouse:
https://zerobin.net/?a13c513b12549f62#LPLtc3MA1iSEPUjaizDk6xwBgEitH16hZE/WUWdgr6c=

Here is dmesg for "bad" commit "1796f808e4bb2c07" with external mouse:
https://zerobin.net/?cda0d7dd920ad66a#VHWKTp8motWKNJawyFC+v+qNP55an/ZR7HTlhmLJ7gA=

As we can see, external USB wireless mouse doesn't really change anything.
No wonder, I have CONFIG_USB_SUPPORT disabled in my minimized config. :)

--
Askar Safin