[Bug 83484] [BYT/BDW/BSW]igt/drv_module_reload was killed and system can't reboot

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=83484

--- Comment #8 from Guo Jinxian <jinxianx.guo at intel.com> ---
Created attachment 107913
  --> https://bugs.freedesktop.org/attachment.cgi?id=107913&action=edit
dmesg

(In reply to Paulo Zanoni from comment #7)
> Created attachment 107840 [details] [review]
> Possible fix
> 
> Can you please apply this patch, retest and post the dmesg here?
> 
> I tested this on BDW, and module_reload works for me on this machine, with
> this patch on top of drm-intel-nightly.

The failure still able to reproduce with this patch on latest -nightly()


root at x-bdw05:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests#
./drv_module_reload
unbinding /sys/class/vtconsole/vtcon1/: (M) frame buffer device
module successfully unloaded
libkmod: ERROR ../libkmod/libkmod.c:554 kmod_search_moddep: could not open
moddep file '/lib/modules/3.17.0_kcloud_43c5c7_20141016+/modules.dep.bin'
Killed
root at x-bdw05:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# echo $?
137

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