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<body><span class="vcard"><a class="email" href="mailto:elizabethx.de.la.torre.mena@intel.com" title="Elizabeth <elizabethx.de.la.torre.mena@intel.com>"> <span class="fn">Elizabeth</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEW "
title="NEW - [IGT guc] igt@drv_missed_irq fail with a GPU hang..."
href="https://bugs.freedesktop.org/show_bug.cgi?id=103064">bug 103064</a>
<br>
<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
<tr>
<td style="text-align:right;">Whiteboard</td>
<td>
</td>
<td>ReadyForDev
</td>
</tr>
<tr>
<td style="text-align:right;">i915 features</td>
<td>display/Other
</td>
<td>firmware/guc
</td>
</tr></table>
<p>
<div>
<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [IGT guc] igt@drv_missed_irq fail with a GPU hang..."
href="https://bugs.freedesktop.org/show_bug.cgi?id=103064#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [IGT guc] igt@drv_missed_irq fail with a GPU hang..."
href="https://bugs.freedesktop.org/show_bug.cgi?id=103064">bug 103064</a>
from <span class="vcard"><a class="email" href="mailto:elizabethx.de.la.torre.mena@intel.com" title="Elizabeth <elizabethx.de.la.torre.mena@intel.com>"> <span class="fn">Elizabeth</span></a>
</span></b>
<pre>From dmesg:
[ 518.757908] ------------[ cut here ]------------
[ 518.757910] kernel BUG at drivers/gpu/drm/i915/i915_gem_gtt.c:3380!
[ 518.757921] invalid opcode: 0000 [#1] PREEMPT SMP
[ 518.757925] Modules linked in: snd_hda_codec_hdmi asix usbnet mii
snd_hda_codec_realtek snd_hda_codec_generic x86_pkg_temp_thermal
intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul snd_hda_intel
ghash_clmulni_intel snd_hda_codec snd_hwdep snd_hda_core snd_pcm e1000e ptp
pps_core i915 prime_numbers i2c_hid
[ 518.757953] CPU: 1 PID: 62 Comm: kworker/1:1 Tainted: G U
4.14.0-rc3-drm-tip-ww40-commit-2f14e31+ #1
[ 518.757959] Hardware name: Intel Corporation CoffeeLake Client
Platform/CoffeeLake S UDIMM RVP, BIOS CNLSFWR1.R00.X104.A03.1709140535
09/14/2017
[ 518.757978] Workqueue: events_long i915_hangcheck_elapsed [i915]
[ 518.757983] task: ffff880459238040 task.stack: ffffc900002d4000
[ 518.758020] RIP: 0010:i915_ggtt_enable_guc+0x1e/0x20 [i915]
[ 518.758024] RSP: 0018:ffffc900002d7a70 EFLAGS: 00010202
[ 518.758029] RAX: 0000000080000000 RBX: ffff88044da04d28 RCX:
0000000000000001
[ 518.758033] RDX: 0000000080000001 RSI: ffff880459238978 RDI:
ffff88044da00000
[ 518.758038] RBP: ffffc900002d7a70 R08: 0000000000000000 R09:
0000000000000001
[ 518.758043] R10: 0000000000000000 R11: 0000000000000000 R12:
ffff88044da00000
[ 518.758063] R13: ffff88044da00ec0 R14: ffffc900002d7b38 R15:
ffff88044d8312b8
[ 518.758067] FS: 0000000000000000(0000) GS:ffff88045d240000(0000)
knlGS:0000000000000000
[ 518.758072] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 518.758076] CR2: 00007fd7c291d9d0 CR3: 0000000431126001 CR4:
00000000003606e0
[ 518.758081] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[ 518.758085] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
[ 518.758105] Call Trace:
[ 518.758120] intel_uc_init_hw+0x50/0x340 [i915]
[ 518.758135] i915_gem_init_hw+0x10a/0x2a0 [i915]
[ 518.758146] i915_reset+0x1c5/0x220 [i915]
[ 518.758157] i915_reset_device+0x1e4/0x240 [i915]
[ 518.758169] ? gen8_gt_irq_ack+0x160/0x160 [i915]
[ 518.758174] ? work_on_cpu_safe+0x60/0x60
[ 518.758185] i915_handle_error+0x266/0x400 [i915]
[ 518.758191] ? vsnprintf+0x23b/0x470
[ 518.758194] ? scnprintf+0x3a/0x70
[ 518.758209] hangcheck_declare_hang+0xcd/0xf0 [i915]
[ 518.758224] ? intel_engine_get_active_head+0xaf/0xd0 [i915]
[ 518.758238] i915_hangcheck_elapsed+0x26b/0x2e0 [i915]
[ 518.758243] process_one_work+0x20d/0x6a0
[ 518.758247] worker_thread+0x49/0x3b0
[ 518.758251] kthread+0x14d/0x180
[ 518.758253] ? process_one_work+0x6a0/0x6a0
[ 518.758257] ? kthread_create_on_node+0x40/0x40
[ 518.758261] ret_from_fork+0x27/0x40
[ 518.758265] Code: c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 48 81 bf 70 67 00
00 60 f1 06 a0 55 48 89 e5 75 0d 48 c7 87 70 67 00 00 80 f1 06 a0 5d c3 <0f> 0b
48 81 bf 70 67 00 00 80 f1 06 a0 55 48 89 e5 75 0d 48 c7
[ 518.758312] RIP: i915_ggtt_enable_guc+0x1e/0x20 [i915] RSP: ffffc900002d7a70
[ 518.758323] ---[ end trace 90615b73efb366df ]---</pre>
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