[Bug 93782] [i9xx TV][BISECT] vblank wait timeout on crtc

[bugzilla-daemon at freedesktop.org]

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

--- Comment #69 from Peter Wood <peter at prwdot.org> ---
Same issue with GM965/GL960 on kernel 4.13.0-38:

# Video Card
lspci | grep -i vga
00:02.0 VGA compatible controller: Intel Corporation Mobile GM965/GL960
Integrated Graphics Controller (primary) (rev 03)

# Kernel trace
[ 6053.340080] [drm:drm_atomic_helper_commit_cleanup_done [drm_kms_helper]]
*ERROR* [CRTC:35:pipe B] flip_done timed out
[ 6053.444067] vblank wait timed out on crtc 1
[ 6053.444131] ------------[ cut here ]------------
[ 6053.444170] WARNING: CPU: 1 PID: 3993 at
/build/linux-cg_do7/linux-4.13.0/drivers/gpu/drm/drm_vblank.c:1090
drm_wait_one_vblank+0x19b/0x1b0 [drm]
[ 6053.444171] Modules linked in: rfcomm pci_stub vboxpci(OE) vboxnetadp(OE)
vboxnetflt(OE) vboxdrv(OE) ccm bnep btusb btrtl btbcm btintel bluetooth
ecdh_generic joydev nls_iso8859_1 coretemp kvm_intel applesmc input_polldev kvm
irqbypass appletouch snd_hda_codec_realtek snd_hda_codec_generic
isight_firmware input_leds snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep
snd_pcm arc4 b43 snd_seq_midi bcma snd_seq_midi_event mac80211 lpc_ich
snd_rawmidi cfg80211 snd_seq shpchp snd_seq_device snd_timer snd soundcore sbs
sbshc mac_hid apple_bl cuse parport_pc ppdev lp parport ip_tables x_tables
autofs4 hid_logitech_hidpp hid_apple hid_logitech_dj hid_appleir hid_generic
usbhid hid ssb_hcd i915 ahci libahci firewire_ohci i2c_algo_bit drm_kms_helper
pata_acpi syscopyarea firewire_core sysfillrect sysimgblt
[ 6053.444262]  fb_sys_fops crc_itu_t sky2 ssb drm video
[ 6053.444274] CPU: 1 PID: 3993 Comm: Xorg Tainted: G        W  OE  
4.13.0-38-generic #43-Ubuntu
[ 6053.444276] Hardware name: Apple Inc. MacBook4,1/Mac-F22788A9, BIOS    
MB41.88Z.00C1.B00.0802091535 02/09/08
[ 6053.444278] task: ffff93871c5bd800 task.stack: ffffbadf81a6c000
[ 6053.444302] RIP: 0010:drm_wait_one_vblank+0x19b/0x1b0 [drm]
[ 6053.444304] RSP: 0018:ffffbadf81a6f978 EFLAGS: 00010286
[ 6053.444308] RAX: 000000000000001f RBX: ffff9387b06a0000 RCX:
0000000000000000
[ 6053.444310] RDX: 0000000000000000 RSI: ffff9387bfd16578 RDI:
ffff9387bfd16578
[ 6053.444313] RBP: ffffbadf81a6f9d8 R08: 0000000000000001 R09:
000000000000072f
[ 6053.444315] R10: ffffbadf81a6f978 R11: 0000000000000000 R12:
0000000000000001
[ 6053.444317] R13: 0000000000000170 R14: 000000000b00076a R15:
0000000000000000
[ 6053.444321] FS:  00007f8705758440(0000) GS:ffff9387bfd00000(0000)
knlGS:0000000000000000
[ 6053.444324] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 6053.444326] CR2: 00007f5d7a5e4ea0 CR3: 000000009c556000 CR4:
00000000000006e0
[ 6053.444328] Call Trace:
[ 6053.444340]  ? wait_woken+0x80/0x80
[ 6053.444431]  intel_get_load_detect_pipe+0x5c6/0x640 [i915]
[ 6053.444498]  intel_tv_detect+0x147/0x510 [i915]
[ 6053.444506]  ? __ww_mutex_lock_slowpath+0x16/0x20
[ 6053.444524]  drm_helper_probe_detect+0x50/0x90 [drm_kms_helper]
[ 6053.444536]  ? drm_helper_probe_detect+0x50/0x90 [drm_kms_helper]
[ 6053.444548]  drm_helper_probe_single_connector_modes+0xe1/0x790
[drm_kms_helper]
[ 6053.444553]  ? __mark_inode_dirty+0x11a/0x3b0
[ 6053.444579]  drm_mode_getconnector+0x159/0x340 [drm]
[ 6053.444605]  ? drm_mode_connector_property_set_ioctl+0x60/0x60 [drm]
[ 6053.444626]  drm_ioctl_kernel+0x5f/0xb0 [drm]
[ 6053.444647]  drm_ioctl+0x31b/0x3d0 [drm]
[ 6053.444672]  ? drm_mode_connector_property_set_ioctl+0x60/0x60 [drm]
[ 6053.444677]  ? dput.part.23+0x2d/0x1e0
[ 6053.444682]  do_vfs_ioctl+0xa8/0x630
[ 6053.444687]  ? entry_SYSCALL_64_after_hwframe+0xe9/0x139
[ 6053.444690]  ? entry_SYSCALL_64_after_hwframe+0xe2/0x139
[ 6053.444694]  ? entry_SYSCALL_64_after_hwframe+0xdb/0x139
[ 6053.444697]  ? entry_SYSCALL_64_after_hwframe+0xd4/0x139
[ 6053.444701]  ? entry_SYSCALL_64_after_hwframe+0xcd/0x139
[ 6053.444704]  ? entry_SYSCALL_64_after_hwframe+0xc6/0x139
[ 6053.444707]  ? entry_SYSCALL_64_after_hwframe+0xbf/0x139
[ 6053.444711]  ? entry_SYSCALL_64_after_hwframe+0xb8/0x139
[ 6053.444714]  ? entry_SYSCALL_64_after_hwframe+0xb1/0x139
[ 6053.444718]  SyS_ioctl+0x79/0x90
[ 6053.444722]  ? entry_SYSCALL_64_after_hwframe+0x72/0x139
[ 6053.444726]  entry_SYSCALL_64_fastpath+0x24/0xab
[ 6053.444729] RIP: 0033:0x7f8702bc4ef7
[ 6053.444731] RSP: 002b:00007ffde1a06958 EFLAGS: 00003246 ORIG_RAX:
0000000000000010
[ 6053.444735] RAX: ffffffffffffffda RBX: 0000561993fb9f20 RCX:
00007f8702bc4ef7
[ 6053.444738] RDX: 00007ffde1a06990 RSI: 00000000c05064a7 RDI:
000000000000000e
[ 6053.444740] RBP: 00000000000000c0 R08: 00000000ffffffff R09:
0000000000000000
[ 6053.444742] R10: 0000000000000000 R11: 0000000000003246 R12:
00007f8702e95c20
[ 6053.444745] R13: 00000000000000b0 R14: 00007f8702e95c78 R15:
0000000000000000
[ 6053.444747] Code: ff e8 1a 56 00 f4 48 8b 7d a0 48 8d 75 a8 e8 0d b1 04 f4
45 85 ff 0f 85 0c ff ff ff 44 89 e6 48 c7 c7 d8 eb 09 c0 e8 c6 64 06 f4 <0f> ff
e9 f6 fe ff ff 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00 00
[ 6053.444818] ---[ end trace 1b96d135a2a10dae ]---

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