Hi everybody! During resume from S3 there is a pipe state problem
Reproducibility: high (3 of 3 test resumes) Hardware: Aopen i915GMm-hfs, Pentium-M, opensuse 12.3, kernel 3.10.0+, git 496322bc91e35007ed754184dcd447a02b6dd685 Three slightly differing trace attached. cu, Knut
[ 99.485475] [drm:intel_pipe_config_compare] *ERROR* mismatch in gmch_pfit.control (expected 0, found 8) [ 99.485490] ------------[ cut here ]------------ [ 99.485516] WARNING: CPU: 0 PID: 1276 at drivers/gpu/drm/i915/intel_display.c:8287 check_crtc_state+0x62b/0x65c() [ 99.485526] pipe state doesn't match! [ 99.485535] Modules linked in: ipv6 snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_rme96 snd_pcm snd_seq snd_timer snd_seq_device snd soundcore snd_page_alloc [ 99.485610] CPU: 0 PID: 1276 Comm: kworker/0:6 Tainted: G W 3.10.0-main+ #14 [ 99.485622] Hardware name: /i915GMm-HFS, BIOS 6.00 PG 11/04/2005 [ 99.485640] Workqueue: events output_poll_execute [ 99.485653] 00000006 c06f10ea efded9cc c052e356 efded9e4 c012a137 c03bde50 f60e3000 [ 99.485694] 00000000 f6218000 efded9fc c012a1c1 00000009 efded9f4 c06f10ea efdeda10 [ 99.485736] efdedc60 c03bde50 c06f047a 0000205f c06f10ea efdeda01 c0533e4d f635af44 [ 99.485777] Call Trace: [ 99.485802] [<c052e356>] dump_stack+0x16/0x18 [ 99.485823] [<c012a137>] warn_slowpath_common+0x5a/0x71 [ 99.485842] [<c03bde50>] ? check_crtc_state+0x62b/0x65c [ 99.485862] [<c012a1c1>] warn_slowpath_fmt+0x2b/0x2f [ 99.485881] [<c03bde50>] check_crtc_state+0x62b/0x65c [ 99.485902] [<c0533e4d>] ? _raw_spin_unlock_irq+0x32/0x48 [ 99.485956] [<c03c75b4>] intel_modeset_check_state+0x30c/0x55f [ 99.485979] [<c03c7882>] intel_set_mode+0x26/0x2f [ 99.485999] [<c03c8619>] intel_get_load_detect_pipe+0x2b4/0x308 [ 99.486021] [<c0531be1>] ? __mutex_unlock_slowpath+0xf4/0x111 [ 99.486044] [<c0168a50>] ? trace_hardirqs_on_caller+0x12e/0x180 [ 99.486063] [<c0168aad>] ? trace_hardirqs_on+0xb/0xd [ 99.486084] [<c03e11d8>] intel_tv_detect+0xd1/0x3ea [ 99.486118] [<c038a00e>] drm_helper_probe_single_connector_modes+0xa0/0x270 [ 99.486140] [<c0387bf2>] drm_fb_helper_probe_connector_modes+0x39/0x4c [ 99.486158] [<c0531ad2>] ? mutex_lock_nested+0x27d/0x298 [ 99.486179] [<c03893a4>] drm_fb_helper_hotplug_event+0x64/0x9a [ 99.486199] [<c03e0641>] intel_fb_output_poll_changed+0x19/0x1b [ 99.486218] [<c0389871>] drm_kms_helper_hotplug_event+0x21/0x24 [ 99.486237] [<c0389989>] output_poll_execute+0x115/0x139 [ 99.486260] [<c01402e0>] process_one_work+0x22a/0x3ec [ 99.486279] [<c01409b4>] ? worker_thread+0x2c/0x28a [ 99.486301] [<c0140b2b>] worker_thread+0x1a3/0x28a [ 99.486322] [<c0140988>] ? manage_workers.isra.22+0x19a/0x19a [ 99.486341] [<c0144df9>] kthread+0x8e/0x93 [ 99.486368] [<c05394b7>] ret_from_kernel_thread+0x1b/0x28 [ 99.486387] [<c0144d6b>] ? __init_kthread_worker+0x47/0x47 [ 99.486402] ---[ end trace b2b34c622ca1d660 ]--- [ 1295.520126] PM: Basic memory bitmaps freed [ 1298.525937] [drm:intel_pipe_config_compare] *ERROR* mismatch in gmch_pfit.control (expected 0, found 8) [ 1298.525952] ------------[ cut here ]------------ [ 1298.525977] WARNING: CPU: 0 PID: 1308 at drivers/gpu/drm/i915/intel_display.c:8287 check_crtc_state+0x62b/0x65c() [ 1298.525987] pipe state doesn't match! [ 1298.525996] Modules linked in: ipv6 snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_rme96 snd_pcm snd_seq snd_timer snd_seq_device snd soundcore snd_page_alloc [ 1298.526072] CPU: 0 PID: 1308 Comm: kworker/0:2 Tainted: G W 3.10.0-main+ #14 [ 1298.526084] Hardware name: /i915GMm-HFS, BIOS 6.00 PG 11/04/2005 [ 1298.526102] Workqueue: events output_poll_execute [ 1298.526115] 00000006 c06f10ea f5a279cc c052e356 f5a279e4 c012a137 c03bde50 f60e3000 [ 1298.526157] 00000000 f6218000 f5a279fc c012a1c1 00000009 f5a279f4 c06f10ea f5a27a10 [ 1298.526199] f5a27c60 c03bde50 c06f047a 0000205f c06f10ea f5a27a01 00000101 f635af44 [ 1298.526241] Call Trace: [ 1298.526267] [<c052e356>] dump_stack+0x16/0x18 [ 1298.526288] [<c012a137>] warn_slowpath_common+0x5a/0x71 [ 1298.526306] [<c03bde50>] ? check_crtc_state+0x62b/0x65c [ 1298.526326] [<c012a1c1>] warn_slowpath_fmt+0x2b/0x2f [ 1298.526345] [<c03bde50>] check_crtc_state+0x62b/0x65c [ 1298.526368] [<c0130524>] ? __do_softirq+0x165/0x207 [ 1298.526422] [<c03c75b4>] intel_modeset_check_state+0x30c/0x55f [ 1298.526444] [<c03c7882>] intel_set_mode+0x26/0x2f [ 1298.526464] [<c03c8619>] intel_get_load_detect_pipe+0x2b4/0x308 [ 1298.526487] [<c0531be1>] ? __mutex_unlock_slowpath+0xf4/0x111 [ 1298.526509] [<c0168a50>] ? trace_hardirqs_on_caller+0x12e/0x180 [ 1298.526529] [<c0168aad>] ? trace_hardirqs_on+0xb/0xd [ 1298.526550] [<c03e11d8>] intel_tv_detect+0xd1/0x3ea [ 1298.526584] [<c038a00e>] drm_helper_probe_single_connector_modes+0xa0/0x270 [ 1298.526606] [<c0387bf2>] drm_fb_helper_probe_connector_modes+0x39/0x4c [ 1298.526624] [<c0531ad2>] ? mutex_lock_nested+0x27d/0x298 [ 1298.526645] [<c03893a4>] drm_fb_helper_hotplug_event+0x64/0x9a [ 1298.526665] [<c03e0641>] intel_fb_output_poll_changed+0x19/0x1b [ 1298.526684] [<c0389871>] drm_kms_helper_hotplug_event+0x21/0x24 [ 1298.526703] [<c0389989>] output_poll_execute+0x115/0x139 [ 1298.526726] [<c01402e0>] process_one_work+0x22a/0x3ec [ 1298.526745] [<c01409b4>] ? worker_thread+0x2c/0x28a [ 1298.526767] [<c0140b2b>] worker_thread+0x1a3/0x28a [ 1298.526788] [<c0140988>] ? manage_workers.isra.22+0x19a/0x19a [ 1298.526807] [<c0144df9>] kthread+0x8e/0x93 [ 1298.526835] [<c05394b7>] ret_from_kernel_thread+0x1b/0x28 [ 1298.526853] [<c0144d6b>] ? __init_kthread_worker+0x47/0x47 [ 1298.526868] ---[ end trace cdf7452bb4a6b6ed ]--- [ 746.165742] [drm:intel_pipe_config_compare] *ERROR* mismatch in gmch_pfit.control (expected 0, found 8) [ 746.165747] ------------[ cut here ]------------ [ 746.165766] WARNING: CPU: 0 PID: 1467 at drivers/gpu/drm/i915/intel_display.c:8287 check_crtc_state+0x62b/0x65c() [ 746.165770] pipe state doesn't match! [ 746.165818] Modules linked in: ipv6 snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_rme96 snd_pcm snd_seq snd_timer snd_seq_device snd soundcore snd_page_alloc [ 746.165831] CPU: 0 PID: 1467 Comm: kworker/0:5 Tainted: G W 3.10.0-main+ #14 [ 746.165836] Hardware name: /i915GMm-HFS, BIOS 6.00 PG 11/04/2005 [ 746.165852] Workqueue: events output_poll_execute [ 746.165879] 00000006 c06f10ea ec5819cc c052e356 ec5819e4 c012a137 c03bde50 f60e3000 [ 746.165905] 00000000 f6218000 ec5819fc c012a1c1 00000009 ec5819f4 c06f10ea ec581a10 [ 746.165931] ec581c60 c03bde50 c06f047a 0000205f c06f10ea 00000001 00000002 f635af44 [ 746.165934] Call Trace: [ 746.165953] [<c052e356>] dump_stack+0x16/0x18 [ 746.165967] [<c012a137>] warn_slowpath_common+0x5a/0x71 [ 746.165979] [<c03bde50>] ? check_crtc_state+0x62b/0x65c [ 746.165991] [<c012a1c1>] warn_slowpath_fmt+0x2b/0x2f [ 746.166004] [<c03bde50>] check_crtc_state+0x62b/0x65c [ 746.166022] [<c014ca80>] ? finish_task_switch.constprop.80+0x2e/0xa3 [ 746.166068] [<c03c75b4>] intel_modeset_check_state+0x30c/0x55f [ 746.166084] [<c03c7882>] intel_set_mode+0x26/0x2f [ 746.166097] [<c03c8619>] intel_get_load_detect_pipe+0x2b4/0x308 [ 746.166113] [<c0531be1>] ? __mutex_unlock_slowpath+0xf4/0x111 [ 746.166128] [<c0168a50>] ? trace_hardirqs_on_caller+0x12e/0x180 [ 746.166140] [<c0168aad>] ? trace_hardirqs_on+0xb/0xd [ 746.166155] [<c03e11d8>] intel_tv_detect+0xd1/0x3ea [ 746.166182] [<c038a00e>] drm_helper_probe_single_connector_modes+0xa0/0x270 [ 746.166197] [<c0387bf2>] drm_fb_helper_probe_connector_modes+0x39/0x4c [ 746.166208] [<c0531ad2>] ? mutex_lock_nested+0x27d/0x298 [ 746.166221] [<c03893a4>] drm_fb_helper_hotplug_event+0x64/0x9a [ 746.166234] [<c03e0641>] intel_fb_output_poll_changed+0x19/0x1b [ 746.166247] [<c0389871>] drm_kms_helper_hotplug_event+0x21/0x24 [ 746.166258] [<c0389989>] output_poll_execute+0x115/0x139 [ 746.166275] [<c01402e0>] process_one_work+0x22a/0x3ec [ 746.166286] [<c01409b4>] ? worker_thread+0x2c/0x28a [ 746.166301] [<c0140b2b>] worker_thread+0x1a3/0x28a [ 746.166316] [<c0140988>] ? manage_workers.isra.22+0x19a/0x19a [ 746.166328] [<c0144df9>] kthread+0x8e/0x93 [ 746.166349] [<c05394b7>] ret_from_kernel_thread+0x1b/0x28 [ 746.166360] [<c0144d6b>] ? __init_kthread_worker+0x47/0x47 [ 746.166370] ---[ end trace b2b34c622ca1d661 ]---
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