<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - [BSW][EXT] igt@kms_flip@vblank-vs-dpms-suspend-interruptible hang" href="https://bugs.freedesktop.org/show_bug.cgi?id=100417#c2">Comment # 2</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - [BSW][EXT] igt@kms_flip@vblank-vs-dpms-suspend-interruptible hang" href="https://bugs.freedesktop.org/show_bug.cgi?id=100417">bug 100417</a> from <a class="email" href="mailto:tomi.p.sarvela@intel.com" title="Tomi Sarvela <tomi.p.sarvela@intel.com>"> Tomi Sarvela</a> <pre>DRM-Tip today. Running IGT extended list, BSW NUC rebooted at igt@kms_flip@vblank-vs-dpms-suspend-interruptible. Trace attached, collected from pstore. Kernel config close to <a href="https://intel-gfx-ci.01.org/CI/CI_DRM_2411/kernel.config.bz2">https://intel-gfx-ci.01.org/CI/CI_DRM_2411/kernel.config.bz2</a> Head of the trace: <3>[ 1049.576313] BUG: scheduling while atomic: swapper/1/0/0x00000002 <4>[ 1049.576321] no locks held by swapper/1/0. <4>[ 1049.576325] Modules linked in: snd_hda_intel i915 vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec snd_hwdep snd_hda_core r8169 mii lpc_ich snd_pcm sdhci_pci i2c_designware_pci prime_numbers i2c_hid i2c_designware_platform i2c_designware_core [last unloaded: i915] <3>[ 1049.576439] Preemption disabled at: <4>[ 1049.576453] [<ffffffff8103d0fd>] start_secondary+0x1d/0x120 <4>[ 1049.576465] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G U W 4.11.0-rc4-CI-CI_DRM_318+ #1 <4>[ 1049.576471] Hardware name: /NUC5CPYB, BIOS PYBSWCEL.86A.0058.2016.1102.1842 11/02/2016 <4>[ 1049.576477] Call Trace: <4>[ 1049.576491] dump_stack+0x67/0x92 <4>[ 1049.576499] ? start_secondary+0x1d/0x120 <4>[ 1049.576507] __schedule_bug+0x7e/0xe0 <4>[ 1049.576517] __schedule+0x88e/0xbc0 <4>[ 1049.576529] schedule+0x3b/0x90 <4>[ 1049.576538] schedule_hrtimeout_range_clock+0xd1/0x150 <4>[ 1049.576548] ? __hrtimer_run_queues+0x530/0x530 <4>[ 1049.576559] schedule_hrtimeout+0x12/0x20 <4>[ 1049.576566] wait_task_inactive+0x288/0x290 <4>[ 1049.576581] __kthread_bind_mask+0x19/0x70 <4>[ 1049.576589] kthread_unpark+0x62/0x90 <4>[ 1049.576599] cpuhp_online_idle+0x50/0x90 <4>[ 1049.576609] cpu_startup_entry+0x13/0x20 <4>[ 1049.576616] start_secondary+0x102/0x120 <4>[ 1049.576624] start_cpu+0x14/0x14 <4>[ 1049.576649] ------------[ cut here ]------------ <4>[ 1049.576655] WARNING: CPU: 1 PID: 0 at kernel/locking/lockdep.c:3548 lock_release+0x4e1/0x4f0 <4>[ 1049.576658] releasing a pinned lock <4>[ 1049.576659] Modules linked in: snd_hda_intel i915 vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec snd_hwdep snd_hda_core r8169 mii lpc_ich snd_pcm sdhci_pci i2c_designware_pci prime_numbers i2c_hid i2c_designware_platform i2c_designware_core [last unloaded: i915] <4>[ 1049.576690] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G U W 4.11.0-rc4-CI-CI_DRM_318+ #1 <4>[ 1049.576692] Hardware name: /NUC5CPYB, BIOS PYBSWCEL.86A.0058.2016.1102.1842 11/02/2016 <4>[ 1049.576693] Call Trace: <4>[ 1049.576697] dump_stack+0x67/0x92 <4>[ 1049.576701] __warn+0xc6/0xe0 <4>[ 1049.576704] ? dequeue_task_idle+0xd/0x30 <4>[ 1049.576708] warn_slowpath_fmt+0x4a/0x50 <4>[ 1049.576712] lock_release+0x4e1/0x4f0 <4>[ 1049.576719] _raw_spin_unlock_irq+0x1a/0x50 <4>[ 1049.576722] dequeue_task_idle+0xd/0x30 <4>[ 1049.576726] deactivate_task+0x94/0x120 <4>[ 1049.576729] __schedule+0x4c1/0xbc0 <4>[ 1049.576733] schedule+0x3b/0x90 <4>[ 1049.576736] schedule_hrtimeout_range_clock+0xd1/0x150 <4>[ 1049.576740] ? __hrtimer_run_queues+0x530/0x530 <4>[ 1049.576744] schedule_hrtimeout+0x12/0x20 <4>[ 1049.576747] wait_task_inactive+0x288/0x290 <4>[ 1049.576752] __kthread_bind_mask+0x19/0x70 <4>[ 1049.576755] kthread_unpark+0x62/0x90 <4>[ 1049.576759] cpuhp_online_idle+0x50/0x90 <4>[ 1049.576762] cpu_startup_entry+0x13/0x20 <4>[ 1049.576765] start_secondary+0x102/0x120 <4>[ 1049.576769] start_cpu+0x14/0x14 <4>[ 1049.576774] ---[ end trace 0e6a59f5af8d5d08 ]--- <3>[ 1049.576777] bad: scheduling from the idle thread! <4>[ 1049.576783] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G U W 4.11.0-rc4-CI-CI_DRM_318+ #1 <4>[ 1049.576788] Hardware name: /NUC5CPYB, BIOS PYBSWCEL.86A.0058.2016.1102.1842 11/02/2016 <4>[ 1049.576791] Call Trace: <4>[ 1049.576799] dump_stack+0x67/0x92 <4>[ 1049.576807] dequeue_task_idle+0x1e/0x30 <4>[ 1049.576814] deactivate_task+0x94/0x120 <4>[ 1049.576822] __schedule+0x4c1/0xbc0 <4>[ 1049.576834] schedule+0x3b/0x90 <4>[ 1049.576842] schedule_hrtimeout_range_clock+0xd1/0x150 <4>[ 1049.576850] ? __hrtimer_run_queues+0x530/0x530 <4>[ 1049.576860] schedule_hrtimeout+0x12/0x20 <4>[ 1049.576867] wait_task_inactive+0x288/0x290 <4>[ 1049.576880] __kthread_bind_mask+0x19/0x70 <4>[ 1049.576888] kthread_unpark+0x62/0x90 <4>[ 1049.576896] cpuhp_online_idle+0x50/0x90 <4>[ 1049.576903] cpu_startup_entry+0x13/0x20 <4>[ 1049.576910] start_secondary+0x102/0x120 <4>[ 1049.576917] start_cpu+0x14/0x14 <4>[ 1049.576937] ------------[ cut here ]------------ <4>[ 1049.576942] WARNING: CPU: 1 PID: 0 at kernel/locking/lockdep.c:3670 lock_unpin_lock+0x15b/0x160 <4>[ 1049.576943] unpinning an unpinned lock <4>[ 1049.576944] Modules linked in: snd_hda_intel i915 vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec snd_hwdep snd_hda_core r8169 mii lpc_ich snd_pcm sdhci_pci i2c_designware_pci prime_numbers i2c_hid i2c_designware_platform i2c_designware_core [last unloaded: i915] <4>[ 1049.576975] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G U W 4.11.0-rc4-CI-CI_DRM_318+ #1 <4>[ 1049.576977] Hardware name: /NUC5CPYB, BIOS PYBSWCEL.86A.0058.2016.1102.1842 11/02/2016 <4>[ 1049.576978] Call Trace: <4>[ 1049.576982] dump_stack+0x67/0x92 <4>[ 1049.576986] __warn+0xc6/0xe0 <4>[ 1049.576990] warn_slowpath_fmt+0x4a/0x50 <4>[ 1049.576994] lock_unpin_lock+0x15b/0x160 <4>[ 1049.576998] __schedule+0x3d4/0xbc0 <4>[ 1049.577002] schedule+0x3b/0x90 <4>[ 1049.577006] schedule_hrtimeout_range_clock+0xd1/0x150 <4>[ 1049.577009] ? __hrtimer_run_queues+0x530/0x530 <4>[ 1049.577013] schedule_hrtimeout+0x12/0x20 <4>[ 1049.577016] wait_task_inactive+0x288/0x290 <4>[ 1049.577021] __kthread_bind_mask+0x19/0x70 <4>[ 1049.577024] kthread_unpark+0x62/0x90 <4>[ 1049.577028] cpuhp_online_idle+0x50/0x90 <4>[ 1049.577031] cpu_startup_entry+0x13/0x20 <4>[ 1049.577034] start_secondary+0x102/0x120 <4>[ 1049.577038] start_cpu+0x14/0x14 <4>[ 1049.577042] ---[ end trace 0e6a59f5af8d5d09 ]--- <4>[ 1049.577932] ------------[ cut here ]------------ <4>[ 1049.578310] WARNING: CPU: 1 PID: 0 at kernel/sched/sched.h:833 set_next_entity+0xb22/0xfe0 <4>[ 1049.578313] rq->clock_update_flags < RQCF_ACT_SKIP <4>[ 1049.578315] Modules linked in: snd_hda_intel i915 vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec snd_hwdep snd_hda_core r8169 mii lpc_ich snd_pcm sdhci_pci i2c_designware_pci prime_numbers i2c_hid i2c_designware_platform i2c_designware_core [last unloaded: i915] <4>[ 1049.578386] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G U W 4.11.0-rc4-CI-CI_DRM_318+ #1 <4>[ 1049.578389] Hardware name: /NUC5CPYB, BIOS PYBSWCEL.86A.0058.2016.1102.1842 11/02/2016 <4>[ 1049.578390] Call Trace: <4>[ 1049.578395] dump_stack+0x67/0x92 <4>[ 1049.578400] __warn+0xc6/0xe0 <4>[ 1049.578406] warn_slowpath_fmt+0x4a/0x50 <4>[ 1049.578413] set_next_entity+0xb22/0xfe0 <4>[ 1049.578420] pick_next_task_fair+0x76/0x840 <4>[ 1049.578425] ? debug_smp_processor_id+0x17/0x20 <4>[ 1049.578429] ? prandom_u32+0x39/0x60 <4>[ 1049.578436] __schedule+0x11c/0xbc0 <4>[ 1049.578442] ? preempt_schedule+0x1f/0x30 <4>[ 1049.578446] preempt_schedule_common+0x37/0x90 <4>[ 1049.578451] preempt_schedule+0x1f/0x30 <4>[ 1049.578455] ___preempt_schedule+0x16/0x18 <4>[ 1049.578462] _raw_spin_unlock_irqrestore+0x5b/0x60 <4>[ 1049.578467] try_to_wake_up+0x25a/0x650 <4>[ 1049.578472] ? _raw_spin_unlock_irqrestore+0x3d/0x60 <4>[ 1049.578478] wake_up_state+0xb/0x10 <4>[ 1049.578482] kthread_unpark+0x6f/0x90 <4>[ 1049.578486] cpuhp_online_idle+0x50/0x90 <4>[ 1049.578491] cpu_startup_entry+0x13/0x20 <4>[ 1049.578495] start_secondary+0x102/0x120 <4>[ 1049.578500] start_cpu+0x14/0x14 <4>[ 1049.578509] ---[ end trace 0e6a59f5af8d5d0a ]---</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> <li>You are on the CC list for the bug.</li> <li>You are the QA Contact for the bug.</li> </ul> </body> </html>