From mboxrd@z Thu Jan  1 00:00:00 1970
From: bugzilla-daemon@freedesktop.org
Subject: [Bug 108607] *ERROR* amdgpu: ring 0 test failed
 (scratch(0xC040)=0xCAFEDEAD)
Date: Tue, 30 Oct 2018 23:45:33 +0000
Message-ID: <bug-108607-502@http.bugs.freedesktop.org/>
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--15409431330.dE38e4Ce.15120
Date: Tue, 30 Oct 2018 23:45:33 +0000
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X-Bugzilla-URL: http://bugs.freedesktop.org/
Auto-Submitted: auto-generated

https://bugs.freedesktop.org/show_bug.cgi?id=3D108607

            Bug ID: 108607
           Summary: *ERROR* amdgpu: ring 0 test failed
                    (scratch(0xC040)=3D0xCAFEDEAD)
           Product: DRI
           Version: unspecified
          Hardware: PowerPC
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/AMDgpu
          Assignee: dri-devel@lists.freedesktop.org
          Reporter: joel.stan@gmail.com

Created attachment 142289
  --> https://bugs.freedesktop.org/attachment.cgi?id=3D142289&action=3Dedit
4.19.0-11706-g11743c56785c dmesg

Booting a ppc64le system results in this crash in Linux:

4.19.0-11706-g11743c56785c (linus' tree mid-4.20 merge window)


[    5.689582] [drm:gfx_v8_0_ring_test_ring [amdgpu]] *ERROR* amdgpu: ring 0
test failed (scratch(0xC040)=3D0xCAFEDEAD)
[    5.689609] [drm:amdgpu_device_init [amdgpu]] *ERROR* hw_init of IP block
<gfx_v8_0> failed -22
[    5.689611] amdgpu 0033:01:00.0: amdgpu_device_ip_init failed
[    5.689613] amdgpu 0033:01:00.0: Fatal error during GPU init
[    5.689614] [drm] amdgpu: finishing device.
[    5.699992] EEH: Frozen PHB#33-PE#0 detected=20
[    5.699997] EEH: PE location: CPU2 Slot1 (16x), PHB location: N/A
[    5.700000] CPU: 88 PID: 895 Comm: kworker/88:1 Not tainted
4.19.0-11706-g11743c56785c #37
[    5.700007] Workqueue: events work_for_cpu_fn
[    5.700008] Call Trace:
[    5.700012] [c00020000b603778] [c000000000ad3dac] dump_stack+0xb0/0xf4
(unreliable)
[    5.700015] [c00020000b6037b8] [c000000000039638]
eeh_dev_check_failure+0x458/0x580
[    5.700017] [c00020000b603858] [c0000000000397f8]
eeh_check_failure+0x98/0xe0
[    5.700043] [c00020000b603898] [c0080000125520c8] amdgpu_mm_rreg+0x240/0=
x2a0
[amdgpu]
[    5.700073] [c00020000b6038f8] [c0080000125a4484]
vi_common_hw_fini+0x3c/0xc0 [amdgpu]
[    5.700104] [c00020000b603928] [c008000012702b9c]
amdgpu_device_fini+0x230/0x58c [amdgpu]
[    5.700131] [c00020000b6039d8] [c0080000125580d0]
amdgpu_driver_unload_kms+0xe8/0x1f0 [amdgpu]
[    5.700157] [c00020000b603a18] [c008000012558434]
amdgpu_driver_load_kms+0x25c/0x290 [amdgpu]
[    5.700161] [c00020000b603a98] [c000000000668d7c]
drm_dev_register+0x1bc/0x270
[    5.700186] [c00020000b603b38] [c0080000125506bc]
amdgpu_pci_probe+0x114/0x200 [amdgpu]
[    5.700189] [c00020000b603bc8] [c0000000005b087c] local_pci_probe+0x6c/0=
x140
[    5.700191] [c00020000b603c58] [c000000000105448] work_for_cpu_fn+0x38/0=
x60
[    5.700192] [c00020000b603c88] [c00000000010a0e0]
process_one_work+0x2b0/0x560
[    5.700194] [c00020000b603d18] [c00000000010a660] worker_thread+0x2d0/0x=
610
[    5.700197] [c00020000b603db8] [c0000000001133cc] kthread+0x1ac/0x1c0
[    5.700200] [c00020000b603e28] [c00000000000b790]
ret_from_kernel_thread+0x5c/0x6c


For those not familiar with ppc6le bare metal systems: they use
linux-as-a-bootloader, so this is the second kernel that has loaded. The fi=
rst
kernel in this case was 4.19.0 (upstream release, no patches). The first ke=
rnel
also load the amdgpu driver.

--=20
You are receiving this mail because:
You are the assignee for the bug.=

--15409431330.dE38e4Ce.15120
Date: Tue, 30 Oct 2018 23:45:33 +0000
MIME-Version: 1.0
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Content-Transfer-Encoding: quoted-printable
X-Bugzilla-URL: http://bugs.freedesktop.org/
Auto-Submitted: auto-generated

<html>
    <head>
      <base href=3D"https://bugs.freedesktop.org/">
    </head>
    <body><table border=3D"1" cellspacing=3D"0" cellpadding=3D"8">
        <tr>
          <th>Bug ID</th>
          <td><a class=3D"bz_bug_link=20
          bz_status_NEW "
   title=3D"NEW - *ERROR* amdgpu: ring 0 test failed (scratch(0xC040)=3D0xC=
AFEDEAD)"
   href=3D"https://bugs.freedesktop.org/show_bug.cgi?id=3D108607">108607</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>*ERROR* amdgpu: ring 0 test failed (scratch(0xC040)=3D0xCAFED=
EAD)
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>DRI
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>unspecified
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>PowerPC
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Linux (All)
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>DRM/AMDgpu
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>dri-devel&#64;lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>joel.stan&#64;gmail.com
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=3D""><a href=3D"attachment.cgi?id=3D142289=
" name=3D"attach_142289" title=3D"4.19.0-11706-g11743c56785c dmesg">attachm=
ent 142289</a> <a href=3D"attachment.cgi?id=3D142289&amp;action=3Dedit" tit=
le=3D"4.19.0-11706-g11743c56785c dmesg">[details]</a></span>
4.19.0-11706-g11743c56785c dmesg

Booting a ppc64le system results in this crash in Linux:

4.19.0-11706-g11743c56785c (linus' tree mid-4.20 merge window)


[    5.689582] [drm:gfx_v8_0_ring_test_ring [amdgpu]] *ERROR* amdgpu: ring 0
test failed (scratch(0xC040)=3D0xCAFEDEAD)
[    5.689609] [drm:amdgpu_device_init [amdgpu]] *ERROR* hw_init of IP block
&lt;gfx_v8_0&gt; failed -22
[    5.689611] amdgpu 0033:01:00.0: amdgpu_device_ip_init failed
[    5.689613] amdgpu 0033:01:00.0: Fatal error during GPU init
[    5.689614] [drm] amdgpu: finishing device.
[    5.699992] EEH: Frozen PHB#33-PE#0 detected=20
[    5.699997] EEH: PE location: CPU2 Slot1 (16x), PHB location: N/A
[    5.700000] CPU: 88 PID: 895 Comm: kworker/88:1 Not tainted
4.19.0-11706-g11743c56785c #37
[    5.700007] Workqueue: events work_for_cpu_fn
[    5.700008] Call Trace:
[    5.700012] [c00020000b603778] [c000000000ad3dac] dump_stack+0xb0/0xf4
(unreliable)
[    5.700015] [c00020000b6037b8] [c000000000039638]
eeh_dev_check_failure+0x458/0x580
[    5.700017] [c00020000b603858] [c0000000000397f8]
eeh_check_failure+0x98/0xe0
[    5.700043] [c00020000b603898] [c0080000125520c8] amdgpu_mm_rreg+0x240/0=
x2a0
[amdgpu]
[    5.700073] [c00020000b6038f8] [c0080000125a4484]
vi_common_hw_fini+0x3c/0xc0 [amdgpu]
[    5.700104] [c00020000b603928] [c008000012702b9c]
amdgpu_device_fini+0x230/0x58c [amdgpu]
[    5.700131] [c00020000b6039d8] [c0080000125580d0]
amdgpu_driver_unload_kms+0xe8/0x1f0 [amdgpu]
[    5.700157] [c00020000b603a18] [c008000012558434]
amdgpu_driver_load_kms+0x25c/0x290 [amdgpu]
[    5.700161] [c00020000b603a98] [c000000000668d7c]
drm_dev_register+0x1bc/0x270
[    5.700186] [c00020000b603b38] [c0080000125506bc]
amdgpu_pci_probe+0x114/0x200 [amdgpu]
[    5.700189] [c00020000b603bc8] [c0000000005b087c] local_pci_probe+0x6c/0=
x140
[    5.700191] [c00020000b603c58] [c000000000105448] work_for_cpu_fn+0x38/0=
x60
[    5.700192] [c00020000b603c88] [c00000000010a0e0]
process_one_work+0x2b0/0x560
[    5.700194] [c00020000b603d18] [c00000000010a660] worker_thread+0x2d0/0x=
610
[    5.700197] [c00020000b603db8] [c0000000001133cc] kthread+0x1ac/0x1c0
[    5.700200] [c00020000b603e28] [c00000000000b790]
ret_from_kernel_thread+0x5c/0x6c


For those not familiar with ppc6le bare metal systems: they use
linux-as-a-bootloader, so this is the second kernel that has loaded. The fi=
rst
kernel in this case was 4.19.0 (upstream release, no patches). The first ke=
rnel
also load the amdgpu driver.</pre>
        </div>
      </p>


      <hr>
      <span>You are receiving this mail because:</span>

      <ul>
          <li>You are the assignee for the bug.</li>
      </ul>
    </body>
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