[Bug 91221] [g45] intel_check_page_flip warning in dmesg

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=91221

--- Comment #4 from da_audiophile at yahoo.com ---
An update: problem still present running 3.18.5.

[135724.929338] ------------[ cut here ]------------
[135724.929393] WARNING: CPU: 1 PID: 0 at
drivers/gpu/drm/i915/intel_display.c:9916 intel_check_page_flip+0xc2/0xd0
[i915]()
[135724.929397] Kicking stuck page flip: queued at 8159893, now 8159899
[135724.929400] Modules linked in: arc4 ecb md4 md5 hmac nls_utf8 cifs
dns_resolver nfnetlink_queue nfnetlink xt_iprange xt_mark xt_NFQUEUE cfg80211
rfkill it87 hwmon_vid ip6t_REJECT nf_reject_ipv6 xt_hl ip6t_rt gpio_ich
iTCO_wdt iTCO_vendor_support ppdev nf_conntrack_ipv6 nf_defrag_ipv6 ipt_REJECT
nf_reject_ipv4 xt_comment snd_hda_codec_hdmi xt_multiport joydev mousedev
i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic psmouse coretemp hwmon
serio_raw e1000e lpc_ich xt_limit xt_tcpudp ptp pps_core snd_hda_intel
snd_hda_controller parport_pc parport tpm_infineon snd_hda_codec tpm_tis
snd_hwdep xt_addrtype snd_pcm tpm evdev snd_timer mac_hid snd shpchp soundcore
intel_agp acpi_cpufreq processor nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack
ip6table_filter ip6_tables nf_conntrack_netbios_ns nf_conntrack_broadcast
[135724.929473]  nf_nat_ftp nf_nat nf_conntrack_ftp nf_conntrack iptable_filter
ip_tables x_tables sch_fq_codel overlay nfs lockd grace sunrpc fscache ext4
crc16 mbcache jbd2 sd_mod ata_generic pata_acpi hid_logitech_dj usbhid hid
atkbd libps2 ahci libahci pata_jmicron libata scsi_mod uhci_hcd ehci_pci
ehci_hcd usbcore usb_common i8042 serio i915 button intel_gtt i2c_algo_bit
video drm_kms_helper drm i2c_core
[135724.929523] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 3.18.5-1-ARCH #1
[135724.929525] Hardware name: Gigabyte Technology Co., Ltd.
EG45M-UD2H/EG45M-UD2H, BIOS F4 06/22/2010
[135724.929527]  0000000000000000 3f97ea2ec0e17648 ffff88012fc83cc8
ffffffff8154f844
[135724.929529]  0000000000000000 ffff88012fc83d20 ffff88012fc83d08
ffffffff81072c11
[135724.929532]  ffff88012fc83d18 ffff88012910e000 ffff8800c8f25000
0000000000000000
[135724.929535] Call Trace:
[135724.929537]  <IRQ>  [<ffffffff8154f844>] dump_stack+0x4e/0x71
[135724.929546]  [<ffffffff81072c11>] warn_slowpath_common+0x81/0xa0
[135724.929549]  [<ffffffff81072c85>] warn_slowpath_fmt+0x55/0x70
[135724.929563]  [<ffffffffa00f41e2>] intel_check_page_flip+0xc2/0xd0 [i915]
[135724.929575]  [<ffffffffa00c1f35>] i915_handle_vblank+0x55/0xb0 [i915]
[135724.929588]  [<ffffffffa00d50bf>] ? gen4_read32+0x4f/0xd0 [i915]
[135724.929600]  [<ffffffffa00c529e>] i965_irq_handler+0x2ae/0x390 [i915]
[135724.929604]  [<ffffffff810cac4e>] handle_irq_event_percpu+0x3e/0x1f0
[135724.929606]  [<ffffffff810cae41>] handle_irq_event+0x41/0x70
[135724.929609]  [<ffffffff810cdf6e>] handle_edge_irq+0x9e/0x110
[135724.929613]  [<ffffffff81017362>] handle_irq+0x22/0x40
[135724.929616]  [<ffffffff81557e71>] do_IRQ+0x51/0xf0
[135724.929619]  [<ffffffff81555e6d>] common_interrupt+0x6d/0x6d
[135724.929620]  <EOI>  [<ffffffff81403772>] ? cpuidle_enter_state+0x62/0x1a0
[135724.929628]  [<ffffffff81403761>] ? cpuidle_enter_state+0x51/0x1a0
[135724.929632]  [<ffffffff81403997>] cpuidle_enter+0x17/0x20
[135724.929636]  [<ffffffff810b3509>] cpu_startup_entry+0x3d9/0x460
[135724.929639]  [<ffffffff8104a994>] start_secondary+0x1b4/0x1f0
[135724.929641] ---[ end trace c2f9b421438ed498 ]---

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