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freebsd / drm-kmod

drm driver for FreeBSD
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graphics/drm-510-kmod panic while connected low resolution VGA projector #234

Open MATPOCKuH opened 1 year ago

MATPOCKuH commented 1 year ago

Describe the bug Multiple kernel panics which low resolution (1024x768) VGA projector connected to

FreeBSD version FreeBSD cat 13.1-STABLE FreeBSD 13.1-STABLE #6 f08254503: Tue Dec 27 03:25:09 MSK 2022 root@cat:/usr/obj/usr/src/amd64.amd64/sys/desktop amd64

PCI Info

vgapci0@pci0:0:2:0: class=0x030000 rev=0x07 hdr=0x00 vendor=0x8086 device=0x5917 subvendor=0x1028 subdevice=0x0815 vendor = 'Intel Corporation' device = 'UHD Graphics 620' class = display subclass = VGA

DRM KMOD version drm-510-kmod 5.10.113_8 drm-kmod 20220907_1

To Reproduce Connect a low resolution VGA projector to laptop's VGA connector or using HDMI-to-VGA converter to HDMI connector. Using xfreerdp open a RDP session to remote windows computer and do some work.

Additional context core.txt I got panic four times, in all cases last function before trap() is __i915_mm_struct_find() from i915kms.ko Also I can provide a vmcore files