[Bug 93782] New: vblank wait timeout on crtc

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Tue Jan 19 13:47:17 PST 2016


https://bugs.freedesktop.org/show_bug.cgi?id=93782

            Bug ID: 93782
           Summary: vblank wait timeout on crtc
           Product: DRI
           Version: XOrg git
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: major
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: g.trentalancia at libero.it
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

I am getting the following kernel warning with an Intel GM965/GL960 Integrated
Graphics Controller:

Jan 19 22:38:43 lo45p kernel: [ 2791.152065] ------------[ cut here
]------------
Jan 19 22:38:43 lo45p kernel: [ 2791.152084] WARNING: CPU: 0 PID: 1768 at
drivers/gpu/drm/drm_irq.c:1268 drm_wait_one_vblank+0x200/0x210 [drm]()
Jan 19 22:38:43 lo45p kernel: [ 2791.152087] vblank wait timed out on crtc 1
Jan 19 22:38:43 lo45p kernel: [ 2791.152089] Modules linked in: fuse arc4 i915
iwl4965 iwlegacy mac80211 btusb btrtl btbcm btintel bluetooth i2c_algo_bit
cfg80211 drm_kms_helper snd_hda_codec_hdmi snd_hda_codec_realtek uvcvideo
snd_hda_codec_generic drm coretemp acer_wmi snd_hda_intel sparse_keymap
videobuf2_vmalloc snd_hda_codec irda videobuf2_v4l2 iTCO_wdt
iTCO_vendor_support sdhci_pci sdhci videobuf2_core joydev tg3 pcspkr
snd_hda_core videobuf2_memops mmc_core serio_raw v4l2_common tifm_7xx1 i2c_i801
videodev tifm_core snd_hwdep
ptp rfkill firewire_ohci ata_generic firewire_core pata_acpi syscopyarea media
yenta_socket crc_itu_t sysfillrect sysimgblt wmi lpc_ich pps_core snd_pcm
fb_sys_fops nfsd acpi_cpufreq video fjes shpchp crc_ccitt snd_timer snd
soundcore tpm_tis tpm auth_rpcgss nfs_acl lockd grace sunrpc dm_crypt
Jan 19 22:38:43 lo45p kernel: [ 2791.152180] CPU: 0 PID: 1768 Comm: X Tainted:
G        W       4.4.0 #1
Jan 19 22:38:43 lo45p kernel: [ 2791.152184] Hardware name: Acer           
TravelMate 7720                /Tangiz                         , BIOS V1.35    
      07/03/2008
Jan 19 22:38:43 lo45p kernel: [ 2791.152187]  0000000000000000 000000001ba283c8
ffff8800b58b7890 ffffffff8145918f
Jan 19 22:38:43 lo45p kernel: [ 2791.152193]  ffffffffa03de632 ffff8800b58b7910
ffffffff81098858 ffffffffa03e1270
Jan 19 22:38:43 lo45p kernel: [ 2791.152198]  ffffffff00000020 ffff8800b58b7920
ffff8800b58b78c8 000000001ba283c8
Jan 19 22:38:43 lo45p kernel: [ 2791.152204] Call Trace:
Jan 19 22:38:43 lo45p kernel: [ 2791.152210]  [<ffffffff8145918f>]
dump_stack+0x44/0x55
Jan 19 22:38:43 lo45p kernel: [ 2791.152215]  [<ffffffff81098858>]
warn_slowpath_fmt+0xb8/0x140
Jan 19 22:38:43 lo45p kernel: [ 2791.152231]  [<ffffffffa03a5410>]
drm_wait_one_vblank+0x200/0x210 [drm]
Jan 19 22:38:43 lo45p kernel: [ 2791.152236]  [<ffffffff810e6570>] ?
wake_atomic_t_function+0x70/0x70
Jan 19 22:38:43 lo45p kernel: [ 2791.152273]  [<ffffffffa077ef0b>]
i9xx_crtc_disable+0x3b/0x5e0 [i915]
Jan 19 22:38:43 lo45p kernel: [ 2791.152309]  [<ffffffffa0783c8e>]
intel_atomic_commit+0x5ae/0x16c0 [i915]
Jan 19 22:38:43 lo45p kernel: [ 2791.152332]  [<ffffffffa03c9435>] ?
drm_atomic_check_only+0x185/0x580 [drm]
Jan 19 22:38:43 lo45p kernel: [ 2791.152355]  [<ffffffffa03c8ca2>] ?
drm_atomic_get_crtc_state+0x32/0xd0 [drm]
Jan 19 22:38:43 lo45p kernel: [ 2791.152366]  [<ffffffffa0483d98>] ?
__drm_atomic_helper_plane_duplicate_state+0x68/0x70 [drm_kms_helper]
Jan 19 22:38:43 lo45p kernel: [ 2791.152388]  [<ffffffffa03c9867>]
drm_atomic_commit+0x37/0x60 [drm]
Jan 19 22:38:43 lo45p kernel: [ 2791.152425]  [<ffffffffa078a5ba>]
intel_release_load_detect_pipe+0x12a/0x1d0 [i915]
Jan 19 22:38:43 lo45p kernel: [ 2791.152468]  [<ffffffffa07d6490>]
intel_tv_detect+0x320/0x6e0 [i915]
Jan 19 22:38:43 lo45p kernel: [ 2791.152476]  [<ffffffffa047ae08>]
drm_helper_probe_single_connector_modes_merge_bits+0x328/0x8c0 [drm_kms_helper]
Jan 19 22:38:43 lo45p kernel: [ 2791.152482]  [<ffffffffa047b3b3>]
drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
Jan 19 22:38:43 lo45p kernel: [ 2791.152498]  [<ffffffffa03b5d1d>]
drm_mode_getconnector+0x3ad/0x430 [drm]
Jan 19 22:38:43 lo45p kernel: [ 2791.152509]  [<ffffffffa03a3182>]
drm_ioctl+0x152/0x540 [drm]
Jan 19 22:38:43 lo45p kernel: [ 2791.152524]  [<ffffffffa03b5970>] ?
drm_mode_getcrtc+0x1a0/0x1a0 [drm]
Jan 19 22:38:43 lo45p kernel: [ 2791.152528]  [<ffffffff813ce38e>] ?
selinux_file_ioctl+0x10e/0x3a0
Jan 19 22:38:43 lo45p kernel: [ 2791.152532]  [<ffffffff81297bc8>]
do_vfs_ioctl+0x298/0x4c0
Jan 19 22:38:43 lo45p kernel: [ 2791.152536]  [<ffffffff813c1373>] ?
security_file_ioctl+0x43/0x60
Jan 19 22:38:43 lo45p kernel: [ 2791.152539]  [<ffffffff81297e69>]
SyS_ioctl+0x79/0x90
Jan 19 22:38:43 lo45p kernel: [ 2791.152542]  [<ffffffff81913617>]
entry_SYSCALL_64_fastpath+0x12/0x6a
Jan 19 22:38:43 lo45p kernel: [ 2791.152545] ---[ end trace 15f5e94e3f9404d9
]---

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