<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - smu7_populate_single_firmware_entry fails to load powerplay firmware." href="https://bugs.freedesktop.org/show_bug.cgi?id=104854#c5">Comment # 5</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - smu7_populate_single_firmware_entry fails to load powerplay firmware." href="https://bugs.freedesktop.org/show_bug.cgi?id=104854">bug 104854</a> from <a class="email" href="mailto:koalinux@gmail.com" title="José Pekkarinen <koalinux@gmail.com>"> José Pekkarinen</a> <pre>Created <a href="attachment.cgi?id=138467" name="attach_138467" title="backtrace trying drm-4.17">attachment 138467</a> <a href="attachment.cgi?id=138467&action=edit" title="backtrace trying drm-4.17">[details]</a> backtrace trying drm-4.17 As stated in <a class="bz_bug_link bz_status_NEW " title="NEW - [4.17-drm-wip] RIP: smu7_populate_single_firmware_entry.isra.6+0x57/0xc0 [amdgpu] RSP: ffffa17901efb930" href="show_bug.cgi?id=105760">bug 105760</a>, drm-4.17 didn't make any difference for me, though, setting acpi_backlight=intel_backlight, as mentioned in(<a href="https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1656649">https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1656649</a>), allowed me to boot once without any backtraces, using an stable kernel: $ DRI_PRIME=1 glxinfo ... OpenGL vendor string: X.Org OpenGL renderer string: AMD Radeon (TM) R7 M360 (ICELAND / DRM 3.23.0 / 4.15.12+, LLVM 6.0.0) OpenGL core profile version string: 4.5 (Core Profile) Mesa 18.0.0 OpenGL core profile shading language version string: 4.50 OpenGL core profile context flags: (none) OpenGL core profile profile mask: core profile ... I'll try to reboot several times to see if the work around works always, and let you know about it. Thanks! José.</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> </ul> </body> </html>