<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - [CI][BAT] igt@*pm_rpm@* - incomplete" href="https://bugs.freedesktop.org/show_bug.cgi?id=108840#c22">Comment # 22</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - [CI][BAT] igt@*pm_rpm@* - incomplete" href="https://bugs.freedesktop.org/show_bug.cgi?id=108840">bug 108840</a> from <a class="email" href="mailto:lakshminarayana.vudum@intel.com" title="Lakshmi <lakshminarayana.vudum@intel.com>"> Lakshmi</a> <pre>(In reply to Anshuman Gupta from <a href="show_bug.cgi?id=108840#c21">comment #21</a>) > (In reply to Martin Peres from <a href="show_bug.cgi?id=108840#c19">comment #19</a>) > > (In reply to Martin Peres from <a href="show_bug.cgi?id=108840#c18">comment #18</a>) > > > Seems like the common denominator is that i915_gem_wait_for_idle() hangs (or > > > never completes), which triggers a hang, which reboots the machine because > > > CI sets panic=1. > > > > > > There is an assumption that a page fault happening in the ACPI idle driver > > > might be responsible for this, but I'm CC:ing Francesco to verify that the > > > logic is sound with his engineers, while waiting for the ACPI driver fixes > > > to be ready and landed in Linux. > > > > Daniel Vetter suggests that we should write a patch for core-for-CI that > > disables the ACPI driver for ICL only. Who is a taker? > > you mean to disable ACPI idle driver or disable CPU idle completely? Anshuman, Disable the ACPI idle driver.</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are on the CC list for the bug.</li> <li>You are the QA Contact for the bug.</li> </ul> </body> </html>