<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - System crashes after "[drm] IP block:gmc_v8_0 is hung!" / [drm] IP block:sdma_v3_0 is hung!" href="https://bugs.freedesktop.org/show_bug.cgi?id=102322#c20">Comment # 20</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - System crashes after "[drm] IP block:gmc_v8_0 is hung!" / [drm] IP block:sdma_v3_0 is hung!" href="https://bugs.freedesktop.org/show_bug.cgi?id=102322">bug 102322</a> from <a class="email" href="mailto:jb5sgc1n.nya@20mm.eu" title="dwagner <jb5sgc1n.nya@20mm.eu>"> dwagner</a> <pre>(In reply to Andrey Grodzovsky from <a href="show_bug.cgi?id=102322#c19">comment #19</a>) > No need to recompile, just need to see what is the content of SDMA ring > buffer when the hang occurs. > > Clone and build our register analyzer from here - > <a href="https://cgit.freedesktop.org/amd/umr/">https://cgit.freedesktop.org/amd/umr/</a> and once the hang happens just run > > sudo umr -lb > sudo umr -R gfx[.] > sudo umr -R sdma0[.] > sudo umr -R sdma1[.] > > I will probably need more info later but let's try this first. How can I run "umr" on a crashed system? I guess those register values are retained over a press of the reset button / reboot?</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> </ul> </body> </html>