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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 - WARNING: CPU: 6 PID: 102 at drivers/gpu/drm/i915/intel_display.c:8977 intel_fb_obj_invalidate+0xe1/0xf0 [i915]()"
href="https://bugs.freedesktop.org/show_bug.cgi?id=87955">87955</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>WARNING: CPU: 6 PID: 102 at drivers/gpu/drm/i915/intel_display.c:8977 intel_fb_obj_invalidate+0xe1/0xf0 [i915]()
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>DRI 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>mikhail.v.gavrilov@gmail.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=111627" name="attach_111627" title="kernel 3.17.7 log">attachment 111627</a> <a href="attachment.cgi?id=111627&action=edit" title="kernel 3.17.7 log">[details]</a></span>
kernel 3.17.7 log
[32697.506023] ------------[ cut here ]------------
[32697.506045] WARNING: CPU: 6 PID: 102 at
drivers/gpu/drm/i915/intel_display.c:8977 intel_fb_obj_invalidate+0xe1/0xf0
[i915]()
[32697.506046] Modules linked in: rfcomm fuse nf_conntrack_netbios_ns
nf_conntrack_broadcast ip6t_rpfilter ip6t_REJECT xt_conntrack cfg80211
ebtable_nat ebtable_broute bridge stp llc ebtable_filter ebtables ip6table_nat
nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security
ip6table_raw ip6table_filter ip6_tables iptable_nat nf_conntrack_ipv4
nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security
iptable_raw bnep hid_logitech_dj iTCO_wdt iTCO_vendor_support ppdev btrfs xor
x86_pkg_temp_thermal coretemp kvm_intel kvm crct10dif_pclmul crc32_pclmul
crc32c_intel ghash_clmulni_intel raid6_pq vfat fat snd_hda_codec_realtek
snd_hda_codec_generic snd_hda_codec_hdmi serio_raw snd_hda_intel
snd_hda_controller snd_emu10k1 snd_hda_codec snd_util_mem snd_hwdep snd_rawmidi
[32697.506076] snd_seq i2c_i801 snd_ac97_codec ac97_bus snd_seq_device
emu10k1_gp gameport snd_pcm snd_timer mei_me lpc_ich snd mei mfd_core shpchp
soundcore btusb bluetooth parport_pc rfkill parport tpm_infineon tpm_tis tpm
nfsd auth_rpcgss nfs_acl lockd binfmt_misc sunrpc uas usb_storage i915
i2c_algo_bit drm_kms_helper firewire_ohci firewire_core drm crc_itu_t r8169 mii
video
[32697.506091] CPU: 6 PID: 102 Comm: kswapd0 Tainted: G W
3.17.7-300.fc21.x86_64+debug #1
[32697.506092] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H,
BIOS F11 08/12/2014
[32697.506093] 0000000000000000 00000000bef7e54e ffff8807ee55f9e8
ffffffff8183413f
[32697.506095] 0000000000000000 ffff8807ee55fa20 ffffffff810a348d
ffff8806df3fb200
[32697.506097] ffff8807ee2e6000 ffff8807ec6d0000 0000000000000000
ffff8807ec6d0000
[32697.506099] Call Trace:
[32697.506103] [<ffffffff8183413f>] dump_stack+0x4d/0x66
[32697.506106] [<ffffffff810a348d>] warn_slowpath_common+0x7d/0xa0
[32697.506108] [<ffffffff810a35ba>] warn_slowpath_null+0x1a/0x20
[32697.506121] [<ffffffffa012f7b1>] intel_fb_obj_invalidate+0xe1/0xf0 [i915]
[32697.506130] [<ffffffffa00f5261>]
i915_gem_object_set_to_cpu_domain+0xa1/0x310 [i915]
[32697.506138] [<ffffffffa00f5512>] i915_gem_object_put_pages_gtt+0x42/0x200
[i915]
[32697.506157] [<ffffffffa00f180c>] ? i915_gem_gtt_finish_object+0xec/0x120
[i915]
[32697.506166] [<ffffffffa00f351e>] i915_gem_object_put_pages+0x7e/0x100
[i915]
[32697.506175] [<ffffffffa00f7e10>] __i915_gem_shrink+0x280/0x330 [i915]
[32697.506183] [<ffffffffa00f8768>] i915_gem_shrinker_scan+0x88/0xc0 [i915]
[32697.506185] [<ffffffff811e98ef>] shrink_slab_node+0x11f/0x3f0
[32697.506187] [<ffffffff811e9c3f>] ? shrink_slab+0x3f/0x180
[32697.506189] [<ffffffff811e9c8b>] shrink_slab+0x8b/0x180
[32697.506190] [<ffffffff811ed8da>] kswapd_shrink_zone+0x14a/0x200
[32697.506192] [<ffffffff811ee4fc>] kswapd+0x52c/0xaa0
[32697.506204] [<ffffffff811edfd0>] ? mem_cgroup_shrink_node_zone+0x2e0/0x2e0
[32697.506206] [<ffffffff810c9f68>] kthread+0x108/0x120
[32697.506208] [<ffffffff810ffa3d>] ? trace_hardirqs_on_caller+0x15d/0x200
[32697.506210] [<ffffffff810c9e60>] ? kthread_create_on_node+0x250/0x250
[32697.506212] [<ffffffff8183e33c>] ret_from_fork+0x7c/0xb0
[32697.506224] [<ffffffff810c9e60>] ? kthread_create_on_node+0x250/0x250
[32697.506225] ---[ end trace f5c75bbb4ecd1f19 ]---</pre>
</div>
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