| Summary: | [SNB Regression]igt/pm_rpm subcases cause WARNs | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Product: | DRI | Reporter: | Guo Jinxian <jinxianx.guo> | ||||||||||||
| Component: | DRM/Intel | Assignee: | Paulo Zanoni <przanoni> | ||||||||||||
| Status: | CLOSED FIXED | QA Contact: | Intel GFX Bugs mailing list <intel-gfx-bugs> | ||||||||||||
| Severity: | normal | ||||||||||||||
| Priority: | high | CC: | intel-gfx-bugs, przanoni | ||||||||||||
| Version: | unspecified | ||||||||||||||
| Hardware: | Other | ||||||||||||||
| OS: | All | ||||||||||||||
| Whiteboard: | |||||||||||||||
| i915 platform: | i915 features: | ||||||||||||||
| Attachments: |
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Created attachment 101820 [details] [review] take power well ref around mode set One way of fixing it at least. Paulo says we should probably wrap the checker functions with power domain refs instead. Assigning to him. Created attachment 102162 [details] [review] Possible fix Can you please apply this patch and retest? (In reply to comment #3) > Created attachment 102162 [details] [review] [review] > Possible fix > > Can you please apply this patch and retest? The Calltrace unable to reproduce with this patch. but the test was skipped. Output: [root@x-sgb3 tests]# ./pm_rpm --run-subtest modeset-non-lpsp-stress-no-wait IGT-Version: 1.7-g67e29a3 (x86_64) (Linux: 3.15.0-rc8_kcloud_152811_20140703+ x86_64) Runtime PM support: 1 PC8 residency support: 0 Test requirement not met in function modeset_subtest, file pm_rpm.c:764: Last errno: 2, No such file or directory Test requirement: (!(enable_one_screen_with_type(&ms_data, type))) Subtest modeset-non-lpsp-stress-no-wait: SKIP [root@x-sgb3 tests]# dmesg|grep Call (In reply to comment #4) > (In reply to comment #3) > > Created attachment 102162 [details] [review] [review] [review] > > Possible fix > > > > Can you please apply this patch and retest? > > The Calltrace unable to reproduce with this patch. but the test was skipped. > > Output: > [root@x-sgb3 tests]# ./pm_rpm --run-subtest modeset-non-lpsp-stress-no-wait > IGT-Version: 1.7-g67e29a3 (x86_64) (Linux: > 3.15.0-rc8_kcloud_152811_20140703+ x86_64) > Runtime PM support: 1 > PC8 residency support: 0 > Test requirement not met in function modeset_subtest, file pm_rpm.c:764: > Last errno: 2, No such file or directory > Test requirement: (!(enable_one_screen_with_type(&ms_data, type))) > Subtest modeset-non-lpsp-stress-no-wait: SKIP > [root@x-sgb3 tests]# dmesg|grep Call Did you make sure you redid the test with the same outputs connected? Which outputs are you using? I can't imagine why this test would start skipping without a change on the machine. *** Bug 80464 has been marked as a duplicate of this bug. *** *** Bug 80465 has been marked as a duplicate of this bug. *** Created attachment 102343 [details] dmesg (In reply to comment #5) > (In reply to comment #4) > > (In reply to comment #3) > > > Created attachment 102162 [details] [review] [review] [review] [review] > > > Possible fix > > > > > > Can you please apply this patch and retest? > > > > The Calltrace unable to reproduce with this patch. but the test was skipped. > > > > Output: > > [root@x-sgb3 tests]# ./pm_rpm --run-subtest modeset-non-lpsp-stress-no-wait > > IGT-Version: 1.7-g67e29a3 (x86_64) (Linux: > > 3.15.0-rc8_kcloud_152811_20140703+ x86_64) > > Runtime PM support: 1 > > PC8 residency support: 0 > > Test requirement not met in function modeset_subtest, file pm_rpm.c:764: > > Last errno: 2, No such file or directory > > Test requirement: (!(enable_one_screen_with_type(&ms_data, type))) > > Subtest modeset-non-lpsp-stress-no-wait: SKIP > > [root@x-sgb3 tests]# dmesg|grep Call > > Did you make sure you redid the test with the same outputs connected? Which > outputs are you using? > > I can't imagine why this test would start skipping without a change on the > machine. Tested on the same device. This bug still able to reproduce with the patch. [ 174.851300] ------------[ cut here ]------------ [ 174.851308] WARNING: CPU: 0 PID: 3854 at drivers/gpu/drm/i915/intel_display.c:5027 intel_modeset_check_state+0x7d/0x52d [i915]() [ 174.851309] wrong connector dpms state [ 174.851310] Modules linked in: dm_mod joydev snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic iTCO_wdt iTCO_vendor_support ppdev dcdbas serio_raw pcspkr i2c_i801 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm lpc_ich snd_timer mfd_core snd soundcore parport_pc parport tpm_tis tpm acpi_cpufreq i915 video button drm_kms_helper drm [ 174.851321] CPU: 0 PID: 3854 Comm: pm_rpm Tainted: G W 3.15.0-rc8_kcloud_c63bb6_20140707+ #132 [ 174.851322] Hardware name: Dell Inc. OptiPlex 990/0DXWW6, BIOS A02 02/26/2011 [ 174.851323] 00000000 f24d7d80 c1699f5c f24d7d90 c102cfd4 f81deecb 00000009 f5a3bc00 [ 174.851325] f4d73800 f532b6c0 f24d7d98 c102d010 00000009 f24d7d90 f821c94e f24d7dac [ 174.851328] f24d7ddc f81deecb f821a32a 000013a3 f821c94e c2800000 00000000 f4d73a00 [ 174.851331] Call Trace: [ 174.851333] [<c1699f5c>] ? dump_stack+0x3e/0x4e [ 174.851335] [<c102cfd4>] ? warn_slowpath_common+0x64/0x7a [ 174.851343] [<f81deecb>] ? intel_modeset_check_state+0x7d/0x52d [i915] [ 174.851345] [<c102d010>] ? warn_slowpath_fmt+0x26/0x2a [ 174.851352] [<f81deecb>] ? intel_modeset_check_state+0x7d/0x52d [i915] [ 174.851360] [<f81df3e1>] ? intel_set_mode+0x21/0x2a [i915] [ 174.851368] [<f81dfedb>] ? intel_crtc_set_config+0x6b4/0x934 [i915] [ 174.851369] [<c1697480>] ? printk+0x17/0x1c [ 174.851374] [<f8096826>] ? drm_mode_set_config_internal+0x39/0x8a [drm] [ 174.851379] [<f809934d>] ? drm_mode_setcrtc+0x31b/0x3fe [drm] [ 174.851382] [<f8099032>] ? drm_mode_setplane+0x13b/0x13b [drm] [ 174.851386] [<f808ea98>] ? drm_ioctl+0x38f/0x40a [drm] [ 174.851389] [<f8099032>] ? drm_mode_setplane+0x13b/0x13b [drm] [ 174.851391] [<c10644c4>] ? ktime_get+0x58/0xc8 [ 174.851395] [<f808e709>] ? drm_copy_field+0x47/0x47 [drm] [ 174.851397] [<c10c7eef>] ? do_vfs_ioctl+0x35f/0x40f [ 174.851398] [<c106b1cf>] ? tick_program_event+0x1f/0x25 [ 174.851400] [<c1041e78>] ? hrtimer_interrupt+0x12e/0x1de [ 174.851402] [<c10c7fdd>] ? SyS_ioctl+0x3e/0x61 [ 174.851403] [<c16a2eac>] ? sysenter_do_call+0x12/0x22 [ 174.851404] ---[ end trace c7babcea469cea07 ]--- [ 174.851413] WARNING: CPU: 0 PID: 3854 at drivers/gpu/drm/i915/intel_display.c:5029 intel_modeset_check_state+0x9c/0x52d [i915]() [ 174.851414] active connector not linked to encoder [ 174.851414] Modules linked in: dm_mod joydev snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic iTCO_wdt iTCO_vendor_support ppdev dcdbas serio_raw pcspkr i2c_i801 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm lpc_ich snd_timer mfd_core snd soundcore parport_pc parport tpm_tis tpm acpi_cpufreq i915 video button drm_kms_helper drm [ 174.851425] CPU: 0 PID: 3854 Comm: pm_rpm Tainted: G W 3.15.0-rc8_kcloud_c63bb6_20140707+ #132 [ 174.851426] Hardware name: Dell Inc. OptiPlex 990/0DXWW6, BIOS A02 02/26/2011 [ 174.851427] 00000000 f24d7d80 c1699f5c f24d7d90 c102cfd4 f81deeea 00000009 f5a3bc00 [ 174.851430] f4d73800 f532b6c0 f24d7d98 c102d010 00000009 f24d7d90 f821c96a f24d7dac [ 174.851432] f24d7ddc f81deeea f821a32a 000013a5 f821c96a c2800000 00000000 f4d73a00 [ 174.851435] Call Trace: [ 174.851437] [<c1699f5c>] ? dump_stack+0x3e/0x4e [ 174.851439] [<c102cfd4>] ? warn_slowpath_common+0x64/0x7a [ 174.851446] [<f81deeea>] ? intel_modeset_check_state+0x9c/0x52d [i915] [ 174.851448] [<c102d010>] ? warn_slowpath_fmt+0x26/0x2a [ 174.851455] [<f81deeea>] ? intel_modeset_check_state+0x9c/0x52d [i915] [ 174.851463] [<f81df3e1>] ? intel_set_mode+0x21/0x2a [i915] [ 174.851471] [<f81dfedb>] ? intel_crtc_set_config+0x6b4/0x934 [i915] [ 174.851473] [<c1697480>] ? printk+0x17/0x1c [ 174.851477] [<f8096826>] ? drm_mode_set_config_internal+0x39/0x8a [drm] [ 174.851481] [<f809934d>] ? drm_mode_setcrtc+0x31b/0x3fe [drm] [ 174.851485] [<f8099032>] ? drm_mode_setplane+0x13b/0x13b [drm] [ 174.851488] [<f808ea98>] ? drm_ioctl+0x38f/0x40a [drm] [ 174.851492] [<f8099032>] ? drm_mode_setplane+0x13b/0x13b [drm] [ 174.851494] [<c10644c4>] ? ktime_get+0x58/0xc8 [ 174.851497] [<f808e709>] ? drm_copy_field+0x47/0x47 [drm] [ 174.851499] [<c10c7eef>] ? do_vfs_ioctl+0x35f/0x40f [ 174.851501] [<c106b1cf>] ? tick_program_event+0x1f/0x25 [ 174.851502] [<c1041e78>] ? hrtimer_interrupt+0x12e/0x1de [ 174.851504] [<c10c7fdd>] ? SyS_ioctl+0x3e/0x61 [ 174.851505] [<c16a2eac>] ? sysenter_do_call+0x12/0x22 [ 174.851507] ---[ end trace c7babcea469cea08 ]--- [ 174.851515] WARNING: CPU: 0 PID: 3854 at drivers/gpu/drm/i915/intel_display.c:5031 intel_modeset_check_state+0xb9/0x52d [i915]() [ 174.851516] encoder->connectors_active not set [ 174.851516] Modules linked in: dm_mod joydev snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic iTCO_wdt iTCO_vendor_support ppdev dcdbas serio_raw pcspkr i2c_i801 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm lpc_ich snd_timer mfd_core snd soundcore parport_pc parport tpm_tis tpm acpi_cpufreq i915 video button drm_kms_helper drm [ 174.851527] CPU: 0 PID: 3854 Comm: pm_rpm Tainted: G W 3.15.0-rc8_kcloud_c63bb6_20140707+ #132 [ 174.851528] Hardware name: Dell Inc. OptiPlex 990/0DXWW6, BIOS A02 02/26/2011 [ 174.851529] 00000000 f24d7d80 c1699f5c f24d7d90 c102cfd4 f81def07 00000009 f5a3bc00 [ 174.851531] f4d73800 f532b6c0 f24d7d98 c102d010 00000009 f24d7d90 f821c992 f24d7dac [ 174.851534] f24d7ddc f81def07 f821a32a 000013a7 f821c992 c2800000 00000000 f4d73a00 [ 174.851537] Call Trace: [ 174.851539] [<c1699f5c>] ? dump_stack+0x3e/0x4e [ 174.851541] [<c102cfd4>] ? warn_slowpath_common+0x64/0x7a [ 174.851548] [<f81def07>] ? intel_modeset_check_state+0xb9/0x52d [i915] [ 174.851550] [<c102d010>] ? warn_slowpath_fmt+0x26/0x2a [ 174.851557] [<f81def07>] ? intel_modeset_check_state+0xb9/0x52d [i915] [ 174.851565] [<f81df3e1>] ? intel_set_mode+0x21/0x2a [i915] [ 174.851572] [<f81dfedb>] ? intel_crtc_set_config+0x6b4/0x934 [i915] [ 174.851574] [<c1697480>] ? printk+0x17/0x1c [ 174.851579] [<f8096826>] ? drm_mode_set_config_internal+0x39/0x8a [drm] [ 174.851582] [<f809934d>] ? drm_mode_setcrtc+0x31b/0x3fe [drm] [ 174.851586] [<f8099032>] ? drm_mode_setplane+0x13b/0x13b [drm] [ 174.851590] [<f808ea98>] ? drm_ioctl+0x38f/0x40a [drm] [ 174.851593] [<f8099032>] ? drm_mode_setplane+0x13b/0x13b [drm] [ 174.851595] [<c10644c4>] ? ktime_get+0x58/0xc8 [ 174.851598] [<f808e709>] ? drm_copy_field+0x47/0x47 [drm] [ 174.851600] [<c10c7eef>] ? do_vfs_ioctl+0x35f/0x40f [ 174.851602] [<c106b1cf>] ? tick_program_event+0x1f/0x25 [ 174.851603] [<c1041e78>] ? hrtimer_interrupt+0x12e/0x1de [ 174.851605] [<c10c7fdd>] ? SyS_ioctl+0x3e/0x61 [ 174.851606] [<c16a2eac>] ? sysenter_do_call+0x12/0x22 [ 174.851608] ---[ end trace c7babcea469cea09 ]--- [ 174.851616] WARNING: CPU: 0 PID: 3854 at drivers/gpu/drm/i915/intel_display.c:5034 intel_modeset_check_state+0xdc/0x52d [i915]() [ 174.851617] encoder not enabled [ 174.851617] Modules linked in: dm_mod joydev snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic iTCO_wdt iTCO_vendor_support ppdev dcdbas serio_raw pcspkr i2c_i801 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm lpc_ich snd_timer mfd_core snd soundcore parport_pc parport tpm_tis tpm acpi_cpufreq i915 video button drm_kms_helper drm [ 174.851628] CPU: 0 PID: 3854 Comm: pm_rpm Tainted: G W 3.15.0-rc8_kcloud_c63bb6_20140707+ #132 [ 174.851629] Hardware name: Dell Inc. OptiPlex 990/0DXWW6, BIOS A02 02/26/2011 [ 174.851629] 00000000 f24d7d80 c1699f5c f24d7d90 c102cfd4 f81def2a 00000009 f5a3bc00 [ 174.851632] f4d73800 f532b6c0 f24d7d98 c102d010 00000009 f24d7d90 f821c9b6 f24d7dac [ 174.851635] f24d7ddc f81def2a f821a32a 000013aa f821c9b6 c2800000 00000000 f4d73a00 [ 174.851638] Call Trace: [ 174.851639] [<c1699f5c>] ? dump_stack+0x3e/0x4e [ 174.851641] [<c102cfd4>] ? warn_slowpath_common+0x64/0x7a [ 174.851649] [<f81def2a>] ? intel_modeset_check_state+0xdc/0x52d [i915] [ 174.851656] [<c102d010>] ? warn_slowpath_fmt+0x26/0x2a [ 174.851664] [<f81def2a>] ? intel_modeset_check_state+0xdc/0x52d [i915] [ 174.851671] [<f81df3e1>] ? intel_set_mode+0x21/0x2a [i915] [ 174.851679] [<f81dfedb>] ? intel_crtc_set_config+0x6b4/0x934 [i915] [ 174.851681] [<c1697480>] ? printk+0x17/0x1c [ 174.851685] [<f8096826>] ? drm_mode_set_config_internal+0x39/0x8a [drm] [ 174.851696] [<f809934d>] ? drm_mode_setcrtc+0x31b/0x3fe [drm] [ 174.851704] [<f8099032>] ? drm_mode_setplane+0x13b/0x13b [drm] [ 174.851712] [<f808ea98>] ? drm_ioctl+0x38f/0x40a [drm] [ 174.851720] [<f8099032>] ? drm_mode_setplane+0x13b/0x13b [drm] [ 174.851727] [<c10644c4>] ? ktime_get+0x58/0xc8 [ 174.851736] [<f808e709>] ? drm_copy_field+0x47/0x47 [drm] [ 174.851742] [<c10c7eef>] ? do_vfs_ioctl+0x35f/0x40f [ 174.851748] [<c106b1cf>] ? tick_program_event+0x1f/0x25 [ 174.851755] [<c1041e78>] ? hrtimer_interrupt+0x12e/0x1de [ 174.851761] [<c10c7fdd>] ? SyS_ioctl+0x3e/0x61 [ 174.851767] [<c16a2eac>] ? sysenter_do_call+0x12/0x22 [ 174.851771] ---[ end trace c7babcea469cea0a ]--- [ 174.851779] WARNING: CPU: 0 PID: 3854 at drivers/gpu/drm/i915/intel_display.c:5035 intel_modeset_check_state+0xf5/0x52d [i915]() [ 174.851780] Modules linked in: dm_mod joydev snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic iTCO_wdt iTCO_vendor_support ppdev dcdbas serio_raw pcspkr i2c_i801 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm lpc_ich snd_timer mfd_core snd soundcore parport_pc parport tpm_tis tpm acpi_cpufreq i915 video button drm_kms_helper drm [ 174.851796] CPU: 0 PID: 3854 Comm: pm_rpm Tainted: G W 3.15.0-rc8_kcloud_c63bb6_20140707+ #132 [ 174.851797] Hardware name: Dell Inc. OptiPlex 990/0DXWW6, BIOS A02 02/26/2011 [ 174.851798] 00000000 f24d7d94 c1699f5c 00000000 c102cfd4 f81def43 00000009 f5a3bc00 [ 174.851802] f4d73800 00000000 f24d7da4 c102d04e 00000009 00000000 f24d7ddc f81def43 [ 174.851807] c2800000 00000000 f4d73a00 00000000 f4d739cc 00000000 00000000 f5a78000 [ 174.851811] Call Trace: [ 174.851814] [<c1699f5c>] ? dump_stack+0x3e/0x4e [ 174.851817] [<c102cfd4>] ? warn_slowpath_common+0x64/0x7a [ 174.851829] [<f81def43>] ? intel_modeset_check_state+0xf5/0x52d [i915] [ 174.851832] [<c102d04e>] ? warn_slowpath_null+0xf/0x13 [ 174.851844] [<f81def43>] ? intel_modeset_check_state+0xf5/0x52d [i915] [ 174.851857] [<f81df3e1>] ? intel_set_mode+0x21/0x2a [i915] [ 174.851869] [<f81dfedb>] ? intel_crtc_set_config+0x6b4/0x934 [i915] [ 174.851873] [<c1697480>] ? printk+0x17/0x1c [ 174.851880] [<f8096826>] ? drm_mode_set_config_internal+0x39/0x8a [drm] [ 174.851886] [<f809934d>] ? drm_mode_setcrtc+0x31b/0x3fe [drm] [ 174.851893] [<f8099032>] ? drm_mode_setplane+0x13b/0x13b [drm] [ 174.851898] [<f808ea98>] ? drm_ioctl+0x38f/0x40a [drm] [ 174.851904] [<f8099032>] ? drm_mode_setplane+0x13b/0x13b [drm] [ 174.851907] [<c10644c4>] ? ktime_get+0x58/0xc8 [ 174.851913] [<f808e709>] ? drm_copy_field+0x47/0x47 [drm] [ 174.851916] [<c10c7eef>] ? do_vfs_ioctl+0x35f/0x40f [ 174.851918] [<c106b1cf>] ? tick_program_event+0x1f/0x25 [ 174.851920] [<c1041e78>] ? hrtimer_interrupt+0x12e/0x1de [ 174.851923] [<c10c7fdd>] ? SyS_ioctl+0x3e/0x61 [ 174.851926] [<c16a2eac>] ? sysenter_do_call+0x12/0x22 [ 174.851927] ---[ end trace c7babcea469cea0b ]--- Right, I didn't test the VGA output, only LVDS. Created attachment 102498 [details] [review] Correct patch This is the correct squash of the commits on the mailing list. My system works fine with it. The patches that solve this on my machine were all merged already. The drm-intel-nightly tree should be fixed. Can you please verify? (In reply to comment #11) > The patches that solve this on my machine were all merged already. > > The drm-intel-nightly tree should be fixed. Can you please verify? I tried in latest -nightly(2a38e1bcd4dc9523cd723291340226d139bece1b) 10 times, and didn't find this issue. (In reply to comment #12) > (In reply to comment #11) > > The patches that solve this on my machine were all merged already. > > > > The drm-intel-nightly tree should be fixed. Can you please verify? > > I tried in latest -nightly(2a38e1bcd4dc9523cd723291340226d139bece1b) 10 > times, and didn't find this issue. Thanks for testing! Closing bug then. Closing old verified. |
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Created attachment 101656 [details] dmesg ==System Environment== -------------------------- Regression: Yes. The fail rate is about 1 out of 3 I unable to find good commit Non-working platforms: SNB ==kernel== -------------------------- origin/drm-intel-nightly: 794975a476b0b5e16d04ed1e5d082b9e2b54b4fb(fails) drm-intel-nightly: 2014y-06m-23d-10h-38m-48s integration manifest origin/drm-intel-next-queued: 9c33baa6b3bbb01c1a88dceba986b20e6642cf31(fails) drivers/i915: Fix unnoticed failure of init_ring_common() origin/drm-intel-fixes: bfafe93a1cd466ef318b7e5f6c65f59aee147791(fails) drm/i915: cache hw power well enabled state ==Bug detailed description== ----------------------------- igt/pm_rpm subcases causes " WARNING: CPU: 1 PID: 3789 at drivers/gpu/drm/i915/intel_display.c:10259 intel_modeset_check_state+0x3c6/0x56f [i915]()" sporadically Case list: igt/pm_rpm/modeset-non-lpsp-stress igt/pm_rpm/modeset-non-lpsp-stress-no-wait igt/pm_rpm/modeset-stress-extra-wait igt/pm_rpm/pci-d3-state igt/pm_rpm/reg-read-ioctl igt/pm_rpm/rte igt/pm_rpm/sysfs-read igt/pm_rpm/system-suspend Output: [root@x-sgb4 tests]# ./pm_rpm --run-subtest modeset-non-lpsp-stress-no-wait IGT-Version: 1.7-gfedb9b6 (i686) (Linux: 3.16.0-rc2_drm-intel-nightly_794975_20140624+ i686) Runtime PM support: 1 PC8 residency support: 0 Subtest modeset-non-lpsp-stress-no-wait: SUCCESS Dmesg shows: [ 896.423994] WARNING: CPU: 1 PID: 3789 at drivers/gpu/drm/i915/intel_display.c:10259 intel_modeset_check_state+0x3c6/0x56f [i915]() [ 896.423995] pll on state mismatch (expected 0, found 1) [ 896.423995] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic iTCO_wdt iTCO_vendor_support ppdev dcdbas snd_hda_intel snd_hda_controller serio_raw pcspkr snd_hda_codec i2c_i801 snd_hwdep snd_pcm snd_timer lpc_ich mfd_core snd soundcore tpm_tis parport_pc tpm parport acpi_cpufreq i915 video button drm_kms_helper drm [ 896.424006] CPU: 1 PID: 3789 Comm: pm_rpm Tainted: G W 3.15.0-rc8_drm-intel-next-queued_868d66_20140616+ #3598 [ 896.424007] Hardware name: Dell Inc. OptiPlex 990/0DXWW6, BIOS A02 02/26/2011 [ 896.424008] 00000000 c16e6f4d f213dd64 c102e6c8 f81f0e46 f4ff43b8 f4c61000 00000001 [ 896.424010] f4ff43b0 c102e743 00000009 f213dd64 f822f25c f213dd7c f81f0e46 f822ca3c [ 896.424013] 00002813 f822f25c 00000000 00000001 f21a9600 f213dda4 00000000 f4c611e4 [ 896.424016] Call Trace: [ 896.424017] [<c16e6f4d>] ? dump_stack+0x3e/0x4e [ 896.424018] [<c102e6c8>] ? warn_slowpath_common+0x65/0x78 [ 896.424026] [<f81f0e46>] ? intel_modeset_check_state+0x3c6/0x56f [i915] [ 896.424027] [<c102e743>] ? warn_slowpath_fmt+0x29/0x2d [ 896.424035] [<f81f0e46>] ? intel_modeset_check_state+0x3c6/0x56f [i915] [ 896.424037] [<c16e4453>] ? printk+0x16/0x1a [ 896.424044] [<f81f100f>] ? intel_set_mode+0x20/0x25 [i915] [ 896.424052] [<f81f1a8f>] ? intel_crtc_set_config+0x62f/0x92c [i915] [ 896.424055] [<f809aefe>] ? drm_mode_setplane+0x136/0x136 [drm] [ 896.424059] [<f809aefe>] ? drm_mode_setplane+0x136/0x136 [drm] [ 896.424063] [<f8098267>] ? drm_mode_set_config_internal+0x39/0x8a [drm] [ 896.424067] [<f809aefe>] ? drm_mode_setplane+0x136/0x136 [drm] [ 896.424070] [<f809b271>] ? drm_mode_setcrtc+0x373/0x405 [drm] [ 896.424074] [<f809aefe>] ? drm_mode_setplane+0x136/0x136 [drm] [ 896.424077] [<f80908cf>] ? drm_ioctl+0x22e/0x35f [drm] [ 896.424081] [<f809aefe>] ? drm_mode_setplane+0x136/0x136 [drm] [ 896.424083] [<c104539f>] ? hrtimer_try_to_cancel+0x83/0x8a [ 896.424086] [<f80906a1>] ? drm_copy_field+0x47/0x47 [drm] [ 896.424088] [<c10e5335>] ? do_vfs_ioctl+0x3fa/0x444 [ 896.424090] [<c1045f63>] ? hrtimer_nanosleep+0x73/0xf3 [ 896.424092] [<c1044f45>] ? update_rmtp+0x5e/0x5e [ 896.424093] [<c10e53c1>] ? SyS_ioctl+0x42/0x6d [ 896.424095] [<c16f154c>] ? sysenter_do_call+0x12/0x22 [ 896.424096] ---[ end trace 4bbbd6eefcf269f6 ]--- ==Reproduce steps== ---------------------------- 1. ./pm_rpm --run-subtest modeset-non-lpsp-stress-no-wait