Bug 253606

Summary: graphics/drm-fbsd13-kmod panic during GPU post
Product: Ports & Packages Reporter: Dan Kotowski <dan.kotowski>
Component: Individual Port(s)Assignee: freebsd-x11 (Nobody) <x11>
Status: New ---    
Severity: Affects Only Me CC: dan.kotowski
Priority: --- Flags: bugzilla: maintainer-feedback? (x11)
Version: Latest   
Hardware: arm64   
OS: Any   
Attachments:
Description Flags
Dump header
none
kldload -v amdgpu none

Description Dan Kotowski 2021-02-17 23:14:43 UTC
Created attachment 222542 [details]
Dump header

When kloading amdgpu, the system panics and the following errors are echoed to the console:

[drm ERROR :atom_op_jump] atombios stuck in loop for more than 10secs aborting
[drm ERROR :amdgpu_atom_execute_table_locked] atombios stuck executing AD44 (len 428, WS 20, PS 0) @ 0xAE76
[drm ERROR :amdgpu_atom_execute_table_locked] atombios stuck executing A984 (len 158, WS 0, PS 8) @ 0xA9E7

Running:
13.0-STABLE #4 stable/13-n244517-8874f305d81
drm-fbsd13-kmod-5.4.92.g20210202
Comment 1 Dan Kotowski 2021-02-17 23:15:48 UTC
Created attachment 222543 [details]
kldload -v amdgpu
Comment 2 Dan Kotowski 2021-07-01 19:04:53 UTC
Fix proposed in https://reviews.freebsd.org/D30986