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<base href="https://bugs.freedesktop.org/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BDW Regression]igt/gem_evict_everything/swapping-interruptible causes WARNING: CPU: 1 PID: 5066 at drivers/gpu/drm/i915/i915_gem_gtt.c:760 gen8_alloc_va_range+0x10c/0x6c7 [i915]"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90399">90399</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BDW Regression]igt/gem_evict_everything/swapping-interruptible causes WARNING: CPU: 1 PID: 5066 at drivers/gpu/drm/i915/i915_gem_gtt.c:760 gen8_alloc_va_range+0x10c/0x6c7 [i915]
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</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>high
</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>huax.lu@intel.com
</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>Created <span class=""><a href="attachment.cgi?id=115686" name="attach_115686" title="dmesg">attachment 115686</a> <a href="attachment.cgi?id=115686&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: yes
good commit:75d04a3773ecee617847de963ae4195d6aa74c28
bad commit: c457879f0d8f664050e46092afde46fec58c9e67
Non-working platforms: BDW
==kernel==
--------------------------
drm-intel-nightly/a1e469d124cad96cd0d0e149c84f7ebd43ca1893
commit a1e469d124cad96cd0d0e149c84f7ebd43ca1893
Author: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
Date: Fri May 8 17:48:23 2015 +0200
drm-intel-nightly: 2015y-05m-08d-15h-47m-50s UTC integration manifest
==Bug detailed description==
-----------------------------
It causes Warning: WARNING: CPU: 1 PID: 5066 at
drivers/gpu/drm/i915/i915_gem_gtt.c:760 gen8_alloc_va_range+0x10c/0x6c7
[i915]()
gem_evict_everything@swapping-normal also has this issue.
output:
IGT-Version: 1.10-g9b0a32d (x86_64) (Linux:
4.1.0-rc2_drm-intel-nightly_a1e469_20150509+ x86_64)
Subtest swapping-interruptible: SUCCESS (55.949s)
Dmesg:
[ 346.480334] WARNING: CPU: 1 PID: 5066 at
drivers/gpu/drm/i915/i915_gem_gtt.c:760 gen8_alloc_va_range+0x10c/0x6c7
[i915]()
[ 346.480336] WARN_ON((start + length) >= (1ULL << 32))
[ 346.480337] Modules linked in: ipv6 dm_mod iTCO_wdt iTCO_vendor_support
ppdev snd_hda_codec_hdmi pcspkr i2c_i801 snd_hda_intel lpc_ich snd_hda_codec
mfd_core snd_hda_core snd
_hwdep snd_pcm snd_timer snd soundcore battery parport_pc parport ac
acpi_cpufreq i915 button video drm_kms_helper drm
[ 346.480353] CPU: 1 PID: 5066 Comm: gem_evict_every Tainted: G W
4.1.0-rc2_drm-intel-nightly_a1e469_20150509+ #398
[ 346.480355] 0000000000000000 0000000000000009 ffffffff817a66cc
ffff88000283b9d8
[ 346.480357] ffffffff8103ebde 0000000000000001 ffffffffa0099c8f
ffff880149644fe0
[ 346.480359] ffff880002696000 0000000100000000 0000000000000020
ffffffffa012451e
[ 346.480362] Call Trace:
[ 346.480367] [<ffffffff817a66cc>] ? dump_stack+0x40/0x50
[ 346.480376] [<ffffffff8103ebde>] ? warn_slowpath_common+0x98/0xb0
[ 346.480393] [<ffffffffa0099c8f>] ? gen8_alloc_va_range+0x10c/0x6c7 [i915]
[ 346.480400] [<ffffffff8103ec3b>] ? warn_slowpath_fmt+0x45/0x4a
[ 346.480417] [<ffffffffa0099c8f>] ? gen8_alloc_va_range+0x10c/0x6c7 [i915]
[ 346.480434] [<ffffffffa009c9f3>] ?
i915_gem_object_get_pages_gtt+0x23f/0x36e [i915]
[ 346.480449] [<ffffffffa009bf73>] ? i915_vma_bind+0x10b/0x151 [i915]
[ 346.480465] [<ffffffffa00a1a57>] ? i915_gem_object_do_pin+0x70e/0x7e0
[i915]
[ 346.480482] [<ffffffffa0095dc3>] ?
i915_gem_execbuffer_reserve_vma.isra.12+0x6b/0x111 [i915]
[ 346.480496] [<ffffffffa00960b5>] ? i915_gem_execbuffer_reserve+0x24c/0x2e3
[i915]
[ 346.480510] [<ffffffffa0096714>] ?
i915_gem_do_execbuffer.isra.13+0x5c8/0xd6c [i915]
[ 346.480519] [<ffffffff8110a213>] ? alloc_pages_current+0xad/0xca
[ 346.480525] [<ffffffff810ef751>] ? kmalloc_order+0x10/0x3d
[ 346.480529] [<ffffffff810ef79a>] ? kmalloc_order_trace+0x1c/0x7e
[ 346.480543] [<ffffffffa0097e42>] ? i915_gem_execbuffer2+0x16e/0x208 [i915]
[ 346.480556] [<ffffffffa0004636>] ? drm_ioctl+0x322/0x38d [drm]
[ 346.480559] [<ffffffff810471c2>] ? __set_task_blocked+0x5d/0x64
[ 346.480570] [<ffffffffa0097cd4>] ? i915_gem_execbuffer+0x339/0x339 [i915]
[ 346.480573] [<ffffffff81123502>] ? do_vfs_ioctl+0x360/0x424
[ 346.480575] [<ffffffff8111604b>] ? __fput+0x184/0x19a
[ 346.480577] [<ffffffff8112360f>] ? SyS_ioctl+0x49/0x7a
[ 346.480580] [<ffffffff817ac217>] ? system_call_fastpath+0x12/0x6a
[ 346.480582] ---[ end trace 34f9258a083cee05 ]---
[ 347.029922] ------------[ cut here ]------------
==Reproduce steps==
----------------------------
1. ./gem_evict_everything --run-subtest swapping-interruptible</pre>
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