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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 - drivers/gpu/drm/i915/intel_display.c:9916 intel_check_page_flip+0xa7/0xb0 [i915]"
href="https://bugs.freedesktop.org/show_bug.cgi?id=88575">88575</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>drivers/gpu/drm/i915/intel_display.c:9916 intel_check_page_flip+0xa7/0xb0 [i915]
</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>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>
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<div>
<pre>Created <span class=""><a href="attachment.cgi?id=112449" name="attach_112449" title="kernel 3.18.2 log + drm.debug">attachment 112449</a> <a href="attachment.cgi?id=112449&action=edit" title="kernel 3.18.2 log + drm.debug">[details]</a></span>
kernel 3.18.2 log + drm.debug
[ 1014.016868] perf interrupt took too long (5053 > 5000), lowering
kernel.perf_event_max_sample_rate to 25000
[ 1539.292607] ------------[ cut here ]------------
[ 1539.292658] WARNING: CPU: 1 PID: 0 at
drivers/gpu/drm/i915/intel_display.c:9916 intel_check_page_flip+0xa7/0xb0
[i915]()
[ 1539.292661] Kicking stuck page flip: queued at 92420, now 92421
[ 1539.292663] Modules linked in: uas usb_storage bnep bluetooth rfkill fuse
xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun nf_conntrack_netbios_ns
nf_conntrack_broadcast ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack
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 snd_usb_audio snd_usbmidi_lib snd_rawmidi gspca_zc3xx gspca_main
snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel videodev
snd_hda_controller media snd_hda_codec snd_hwdep snd_seq iTCO_wdt
iTCO_vendor_support snd_seq_device gpio_ich snd_pcm ppdev serio_raw
[ 1539.292702] usblp snd_timer lpc_ich coretemp snd tpm_tis mfd_core i2c_i801
tpm soundcore parport_pc parport mei_me mei acpi_cpufreq nfsd auth_rpcgss
nfs_acl lockd grace sunrpc binfmt_misc hid_logitech_dj ata_generic pata_acpi
i915 e1000e firewire_ohci firewire_core crc_itu_t i2c_algo_bit video
drm_kms_helper pata_marvell drm ptp pps_core
[ 1539.292728] CPU: 1 PID: 0 Comm: swapper/1 Not tainted
3.18.2-200.fc21.i686+PAE #1
[ 1539.292730] Hardware name: /DQ35JO, BIOS
JOQ3510J.86A.1143.2010.1209.0048 12/09/2010
[ 1539.292733] 00000000 075bed15 00000000 f2d51e9c c0a68c8d f2d51ee0 f2d51ed0
c0464332
[ 1539.292739] f80db75c f2d51f00 00000000 f80d9354 000026bc f808f187 000026bc
f808f187
[ 1539.292744] f680bc00 f680bcfc f2736000 f2d51eec c046438e 00000009 f2d51ee0
f80db75c
[ 1539.292750] Call Trace:
[ 1539.292758] [<c0a68c8d>] dump_stack+0x41/0x52
[ 1539.292764] [<c0464332>] warn_slowpath_common+0x82/0xa0
[ 1539.292793] [<f808f187>] ? intel_check_page_flip+0xa7/0xb0 [i915]
[ 1539.292819] [<f808f187>] ? intel_check_page_flip+0xa7/0xb0 [i915]
[ 1539.292823] [<c046438e>] warn_slowpath_fmt+0x3e/0x60
[ 1539.292850] [<f808f187>] intel_check_page_flip+0xa7/0xb0 [i915]
[ 1539.292876] [<f80602ac>] i915_handle_vblank+0x4c/0x90 [i915]
[ 1539.292899] [<f8064a83>] i915_irq_handler+0x253/0x300 [i915]
[ 1539.292904] [<c04b1b56>] handle_irq_event_percpu+0x76/0x190
[ 1539.292908] [<c04b44f0>] ? handle_simple_irq+0x60/0x60
[ 1539.292912] [<c0a6f927>] ? nmi_stack_correct+0x2f/0x34
[ 1539.292915] [<c04b1c9a>] handle_irq_event+0x2a/0x50
[ 1539.292918] [<c04b4780>] ? handle_level_irq+0xd0/0xd0
[ 1539.292921] [<c04b47dd>] handle_edge_irq+0x5d/0xf0
[ 1539.292925] [<c0413720>] handle_irq+0x90/0xd0
[ 1539.292927] <IRQ> [<c0412f3c>] do_IRQ+0x3c/0xd0
[ 1539.292933] [<c0468509>] ? irq_exit+0x99/0xb0
[ 1539.292937] [<c0489059>] ? scheduler_ipi+0x89/0x140
[ 1539.292940] [<c0a6eff3>] common_interrupt+0x33/0x38
[ 1539.292945] [<c0452b05>] ? native_safe_halt+0x5/0x10
[ 1539.292949] [<c041a93c>] default_idle+0x1c/0xa0
[ 1539.292952] [<c041b10e>] arch_cpu_idle+0xe/0x10
[ 1539.292956] [<c049db8a>] cpu_startup_entry+0x33a/0x380
[ 1539.292961] [<c04cd77d>] ? clockevents_register_device+0x9d/0x100
[ 1539.292965] [<c0443acf>] start_secondary+0x19f/0x1f0
[ 1539.292968] ---[ end trace f91b0975e24a4966 ]---
[ 1611.399546] [drm:intel_crtc_cursor_set_obj] cursor off
[ 1611.399557] [drm:i9xx_get_fifo_size] FIFO size - (0x00001d9c) A: 28
[ 1611.399560] [drm:intel_calculate_wm] FIFO entries required for mode: 47
[ 1611.399562] [drm:intel_calculate_wm] FIFO watermark level: -21
[ 1611.399565] [drm:i9xx_get_fifo_size] FIFO size - (0x00001d9c) B: 31
[ 1611.399567] [drm:i9xx_update_wm] FIFO watermarks - A: 8, B: 29
[ 1611.399593] [drm:i9xx_update_wm] self-refresh entries: 120
[ 1611.399595] [drm:i9xx_update_wm] Setting FIFO watermarks - A: 8, B: 29, C:
2, SR 1</pre>
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