FG

Can't control backlight; strange segfault

Fresh3 days ago
Mar 15, 2026626 views
Confidence Score0%
0%

Problem

I'm using Arch Linux on my Packard Bell EasyNote TX86 (Intel HD Graphics, Core i5) and I can't control the backlight (it's always on max). xbacklight and writing to /sys/class/backlight does nothing. I tried but it segfaults X with Ubuntu can't control it either, but Windows can. Any ideas? I'd lov…

Error Output

xrandr --output LVDS --set BACKLIGHT_CONTROL native

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New Fix – Awaiting Verification

Fix for: Can't control backlight; strange segfault

Low Risk

This is no longer a problem, the kernel has supported it for a while.

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