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<base href="https://bugs.freedesktop.org/">
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BAT][ELK] *ERROR* failed to idle hardware; continuing to unload!"
href="https://bugs.freedesktop.org/show_bug.cgi?id=100943">100943</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BAT][ELK] *ERROR* failed to idle hardware; continuing to unload!
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>XOrg git
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>OS</th>
<td>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/Intel
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>martin.peres@free.fr
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
<p>
<div>
<pre>The test igt@drv_module_reload@basic-reload got the GPU wedged on CI_DRM_2587
on fi-elk-e7500.
Relevant trace:
[ 460.639411] [drm:i915_driver_unload [i915]] *ERROR* failed to idle hardware;
continuing to unload!
[ 460.660016] ------------[ cut here ]------------
[ 460.660016] WARNING: CPU: 1 PID: 2402 at
drivers/gpu/drm/i915/intel_ringbuffer.c:1610 intel_engine_cleanup+0xd8/0xe0
[i915]
[ 460.660016] WARN_ON(((dev_priv)->info.gen) > 2 &&
(dev_priv->uncore.funcs.mmio_readl(dev_priv, (((const i915_reg_t){ .reg =
(((engine)->mmio_base)+0x9c) })), true) & (1 << 9)) == 0)
[ 460.660016] Modules linked in: vgem i915(-) snd_hda_codec_realtek
snd_hda_codec_generic coretemp snd_hda_codec snd_hwdep snd_hda_core e1000e
snd_pcm lpc_ich ptp mei_me pps_core mei prime_numbers [last unloaded:
snd_hda_intel]
[ 460.660016] CPU: 1 PID: 2402 Comm: drv_module_relo Tainted: G U W
4.11.0-CI-CI_DRM_2587+ #1
[ 460.660016] Hardware name: Hewlett-Packard HP Compaq 8000 Elite CMT
PC/3647h, BIOS 786G7 v01.02 10/22/2009
[ 460.660016] Call Trace:
[ 460.660016] dump_stack+0x67/0x92
[ 460.660016] __warn+0xc6/0xe0
[ 460.660016] warn_slowpath_fmt+0x46/0x50
[ 460.660016] ? gen2_read32+0x128/0x200 [i915]
[ 460.660016] intel_engine_cleanup+0xd8/0xe0 [i915]
[ 460.660016] i915_gem_cleanup_engines+0x2a/0x40 [i915]
[ 460.660016] i915_gem_fini+0x28/0x90 [i915]
[ 460.660016] i915_driver_unload+0x131/0x190 [i915]
[ 460.660016] i915_pci_remove+0x14/0x20 [i915]
[ 460.660016] pci_device_remove+0x34/0xb0
[ 460.660016] device_release_driver_internal+0x158/0x210
[ 460.660016] driver_detach+0x3b/0x80
[ 460.660016] bus_remove_driver+0x53/0xd0
[ 460.660016] driver_unregister+0x27/0x50
[ 460.660016] pci_unregister_driver+0x25/0xa0
[ 460.660016] i915_exit+0x1a/0xb1 [i915]
[ 460.660016] SyS_delete_module+0x193/0x1e0
[ 460.660016] entry_SYSCALL_64_fastpath+0x1c/0xb1
[ 460.660016] RIP: 0033:0x7f9529bbb687
[ 460.660016] RSP: 002b:00007ffd45d2b628 EFLAGS: 00000246 ORIG_RAX:
00000000000000b0
[ 460.660016] RAX: ffffffffffffffda RBX: ffffffff8147ce13 RCX:
00007f9529bbb687
[ 460.660016] RDX: 0000000000000001 RSI: 0000000000000800 RDI:
0000000000a6a748
[ 460.660016] RBP: ffffc90000657f88 R08: 0000000000000000 R09:
00007f9529c07ea0
[ 460.660016] R10: 0000000000a6a6e0 R11: 0000000000000246 R12:
0000000000000000
[ 460.660016] R13: 00007ffd45d2b800 R14: 0000000000000000 R15:
0000000000000000
[ 460.660016] ? __this_cpu_preempt_check+0x13/0x20
[ 460.667266] ---[ end trace 15d57680f6e3af9c ]---
[ 460.671600] ------------[ cut here ]------------
[ 460.671677] WARNING: CPU: 1 PID: 2402 at drivers/gpu/drm/i915/i915_drv.c:560
i915_gem_fini+0x89/0x90 [i915]
[ 460.671680] WARN_ON(!list_empty(&dev_priv->context_list))
[ 460.671682] Modules linked in: vgem i915(-) snd_hda_codec_realtek
snd_hda_codec_generic coretemp snd_hda_codec snd_hwdep snd_hda_core e1000e
snd_pcm lpc_ich ptp mei_me pps_core mei prime_numbers [last unloaded:
snd_hda_intel]
[ 460.671723] CPU: 1 PID: 2402 Comm: drv_module_relo Tainted: G U W
4.11.0-CI-CI_DRM_2587+ #1
[ 460.671726] Hardware name: Hewlett-Packard HP Compaq 8000 Elite CMT
PC/3647h, BIOS 786G7 v01.02 10/22/2009
[ 460.671728] Call Trace:
[ 460.671734] dump_stack+0x67/0x92
[ 460.671739] __warn+0xc6/0xe0
[ 460.671744] warn_slowpath_fmt+0x46/0x50
[ 460.671749] ? _rcu_barrier+0x137/0x160
[ 460.671771] i915_gem_fini+0x89/0x90 [i915]
[ 460.671792] i915_driver_unload+0x131/0x190 [i915]
[ 460.671814] i915_pci_remove+0x14/0x20 [i915]
[ 460.671819] pci_device_remove+0x34/0xb0
[ 460.671824] device_release_driver_internal+0x158/0x210
[ 460.671828] driver_detach+0x3b/0x80
[ 460.671831] bus_remove_driver+0x53/0xd0
[ 460.671835] driver_unregister+0x27/0x50
[ 460.671838] pci_unregister_driver+0x25/0xa0
[ 460.671865] i915_exit+0x1a/0xb1 [i915]
[ 460.671869] SyS_delete_module+0x193/0x1e0
[ 460.671875] entry_SYSCALL_64_fastpath+0x1c/0xb1
[ 460.671878] RIP: 0033:0x7f9529bbb687
[ 460.671881] RSP: 002b:00007ffd45d2b628 EFLAGS: 00000246 ORIG_RAX:
00000000000000b0
[ 460.671885] RAX: ffffffffffffffda RBX: ffffffff8147ce13 RCX:
00007f9529bbb687
[ 460.671887] RDX: 0000000000000001 RSI: 0000000000000800 RDI:
0000000000a6a748
[ 460.671890] RBP: ffffc90000657f88 R08: 0000000000000000 R09:
00007f9529c07ea0
[ 460.671892] R10: 0000000000a6a6e0 R11: 0000000000000246 R12:
0000000000000000
[ 460.671894] R13: 00007ffd45d2b800 R14: 0000000000000000 R15:
0000000000000000
[ 460.671900] ? __this_cpu_preempt_check+0x13/0x20
[ 460.671906] ---[ end trace 15d57680f6e3af9d ]---
[ 462.018190] [drm:stop_ring [i915]] *ERROR* rcs0 : timed out trying to stop
ring
[ 462.066806] hpet1: lost 2 rtc interrupts
[ 463.069878] [drm:stop_ring [i915]] *ERROR* rcs0 : timed out trying to stop
ring
[ 463.069984] [drm:init_ring_common [i915]] *ERROR* failed to set rcs0 head to
zero ctl 0001f401 head 0260c808 tail 0000c870 start 00004000
[ 463.070061] [drm:i915_gem_init [i915]] *ERROR* Failed to initialize GPU,
declaring it wedged
Full logs:
<a href="https://intel-gfx-ci.01.org/CI/CI_DRM_2587/fi-elk-e7500/igt@drv_module_reload@basic-reload.html">https://intel-gfx-ci.01.org/CI/CI_DRM_2587/fi-elk-e7500/igt@drv_module_reload@basic-reload.html</a></pre>
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