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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - QHD bug? drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:1613 core_link_enable_stream+0xc14/0x1040"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=108940#c10">Comment # 10</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - QHD bug? drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:1613 core_link_enable_stream+0xc14/0x1040"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=108940">bug 108940</a>
              from <span class="vcard"><a class="email" href="mailto:lmoiseichuk@gmail.com" title="Leonid Moiseichuk <lmoiseichuk@gmail.com>"> <span class="fn">Leonid Moiseichuk</span></a>
</span></b>
        <pre>Created <span class=""><a href="attachment.cgi?id=142817" name="attach_142817" title="xubuntu 18.10 kernel with high loglevel">attachment 142817</a> <a href="attachment.cgi?id=142817&action=edit" title="xubuntu 18.10 kernel with high loglevel">[details]</a></span>
xubuntu 18.10 kernel with high loglevel

I see the number of problems reported on ASRock x470 + amd Ryzen 5 2400g during
boot:

$ grep  WARNING 4.18.0-13-generic.log 
[    3.938686] WARNING: CPU: 0 PID: 323 at
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:1553
core_link_enable_stream+0x74c/0xc90 [amdgpu]
[    3.939285] WARNING: CPU: 0 PID: 323 at
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:1582
core_link_enable_stream+0x78e/0xc90 [amdgpu]
[    3.939863] WARNING: CPU: 0 PID: 323 at
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:1553
core_link_enable_stream+0x74c/0xc90 [amdgpu]
[    3.940450] WARNING: CPU: 0 PID: 323 at
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:1572
core_link_enable_stream+0xacd/0xc90 [amdgpu]
[    3.941029] WARNING: CPU: 0 PID: 323 at
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:1582
core_link_enable_stream+0x78e/0xc90 [amdgpu]
[    3.941610] WARNING: CPU: 0 PID: 323 at
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:1553
core_link_enable_stream+0x74c/0xc90 [amdgpu]
[    3.942190] WARNING: CPU: 0 PID: 323 at
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:1572
core_link_enable_stream+0xacd/0xc90 [amdgpu]
[    3.942766] WARNING: CPU: 0 PID: 323 at
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:1582
core_link_enable_stream+0x78e/0xc90 [amdgpu]</pre>
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