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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Amdgpu, Tonga "IO_PAGE_FAULT" and "[amdgpu]] *ERROR* amdgpu: ring 0 test failed" result in Kernel Panic"
href="https://bugs.freedesktop.org/show_bug.cgi?id=93050#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Amdgpu, Tonga "IO_PAGE_FAULT" and "[amdgpu]] *ERROR* amdgpu: ring 0 test failed" result in Kernel Panic"
href="https://bugs.freedesktop.org/show_bug.cgi?id=93050">bug 93050</a>
from <span class="vcard"><a class="email" href="mailto:vedran@miletic.net" title="Vedran Miletić <vedran@miletic.net>"> <span class="fn">Vedran Miletić</span></a>
</span></b>
<pre>(In reply to jk from <a href="show_bug.cgi?id=93050#c0">comment #0</a>)
<span class="quote">> Created <span class=""><a href="attachment.cgi?id=120000" name="attach_120000" title="Logfile">attachment 120000</a> <a href="attachment.cgi?id=120000&action=edit" title="Logfile">[details]</a></span>
> Logfile
>
> Switched from catalyst to amdgpu, Kernel 4.2 and Kernel 4.3 with powerplay
> fixes crash, wenn modesetting is enabled (which just has to be, to get
> everything working..)
> When booting without modesetting no Kernel Panic occurs, but just nothing
> else works really good...
>
> I'm using Archlinux with mesa/llvm etc build from git.
> Kernel 4.2 is Archlinux vanilla kernel, 4.3 is build from
> <a href="http://cgit.freedesktop.org/~agd5f/linux/?h=amdgpu-powerplay">http://cgit.freedesktop.org/~agd5f/linux/?h=amdgpu-powerplay</a>
>
> Log files are attached.I've tried with disabled/enabled Iommu, it think this
> Log is with disabled Iommu.</span >
jk, did situation improve with newer kernels?</pre>
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