Re: 4.3-rc2 on radeon: new backtraces during resume
On Wed 2015-09-23 11:26:18, Alex Deucher wrote: > On Wed, Sep 23, 2015 at 7:51 AM, Pavel Machek wrote: > > HI! > > > > > > I suspended T40p by mistake, and I got some lovely backtraces as a > > result: > > > > Any ideas? > > Please see this thread: > https://lkml.org/lkml/2015/9/23/361 Yes, patch from that thread helped. Thanks! Pavel > > [0.00] Initializing cgroup subsys cpu > > [0.00] Linux version 4.3.0-rc2+ (pavel@hobit) (gcc version 4.9.2 > > (Debian 4.9.2-10) ) #111 SMP Wed Sep 23 13:29:04 CEST 2015 > > ... > > [ 855.275406] PM: Syncing filesystems ... done. > > [ 855.745355] PM: Preparing system for sleep (mem) > > [ 855.830116] Freezing user space processes ... (elapsed 0.010 seconds) > > done. > > [ 855.841061] Freezing remaining freezable tasks ... (elapsed 0.003 > > seconds) done. > > [ 855.844739] PM: Suspending system (mem) > > [ 855.844809] Suspending console(s) (use no_console_suspend to debug) > > [ 856.054406] parport_pc 00:07: disabled > > [ 856.055141] serial 00:06: disabled > > [ 856.056458] serial 00:06: System wakeup disabled by ACPI > > [ 856.058401] sd 0:0:0:0: [sda] Synchronizing SCSI cache > > [ 856.059365] [ cut here ] > > [ 856.059381] WARNING: CPU: 0 PID: 6609 at include/drm/drm_crtc.h:1577 > > drm_helper_choose_encoder_dpms+0x82/0x90() > > [ 856.059384] Modules linked in: > > [ 856.059391] CPU: 0 PID: 6609 Comm: kworker/u2:7 Not tainted 4.3.0-rc2+ > > #111 > > [ 856.059393] Hardware name: IBM 2373G3U/2373G3U, BIOS 1RETDNWW (3.19 ) > > 10/13/2005 > > [ 856.059402] Workqueue: events_unbound async_run_entry_fn > > [ 856.059416] de099d94 c42b40a8 de099db0 > > c403ecdb 0629 > > [ 856.059427] c438fd82 f6acd800 f585ee00 0003 de099dc0 c403ed7f > > 0009 > > [ 856.059437] de099dd0 c438fd82 f585ee00 f600 de099df0 c4390132 > > f6acd800 > > [ 856.059439] Call Trace: > > [ 856.059450] [] dump_stack+0x41/0x59 > > [ 856.059457] [] warn_slowpath_common+0x6b/0xa0 > > [ 856.059462] [] ? drm_helper_choose_encoder_dpms+0x82/0x90 > > [ 856.059467] [] warn_slowpath_null+0xf/0x20 > > [ 856.059472] [] drm_helper_choose_encoder_dpms+0x82/0x90 > > [ 856.059477] [] drm_helper_connector_dpms+0x32/0xf0 > > [ 856.059485] [] radeon_suspend_kms+0x64/0x350 > > [ 856.059491] [] radeon_pmops_suspend+0x18/0x20 > > [ 856.059497] [] pci_pm_suspend+0x5d/0x130 > > [ 856.059502] [] ? pci_pm_freeze+0xc0/0xc0 > > [ 856.059509] [] dpm_run_callback+0x30/0x70 > > [ 856.059514] [] __device_suspend+0xd2/0x290 > > [ 856.059522] [] ? __lock_acquire.isra.24+0x3b1/0xca0 > > [ 856.059526] [] async_suspend+0x17/0x90 > > [ 856.059531] [] async_run_entry_fn+0x4f/0x140 > > [ 856.059537] [] process_one_work+0x15f/0x3a0 > > [ 856.059542] [] ? process_one_work+0x15f/0x3a0 > > [ 856.059546] [] ? process_one_work+0x109/0x3a0 > > [ 856.059551] [] worker_thread+0x39/0x430 > > [ 856.059556] [] ? process_one_work+0x3a0/0x3a0 > > [ 856.059562] [] kthread+0xae/0xd0 > > [ 856.059572] [] ret_from_kernel_thread+0x21/0x30 > > [ 856.059577] [] ? kthread_create_on_node+0x170/0x170 > > [ 856.059581] ---[ end trace c98a514a441969f1 ]--- > > [ 856.079439] [ cut here ] > > [ 856.079446] WARNING: CPU: 0 PID: 6609 at include/drm/drm_crtc.h:1577 > > drm_helper_choose_crtc_dpms+0x82/0x90() > > [ 856.079449] Modules linked in: > > [ 856.079454] CPU: 0 PID: 6609 Comm: kworker/u2:7 Tainted: GW > > 4.3.0-rc2+ #111 > > [ 856.079457] Hardware name: IBM 2373G3U/2373G3U, BIOS 1RETDNWW (3.19 ) > > 10/13/2005 > > [ 856.079462] Workqueue: events_unbound async_run_entry_fn > > [ 856.079473] de099d94 c42b40a8 de099db0 > > c403ecdb 0629 > > [ 856.079484] c438fe12 f600 f6acd800 0003 de099dc0 c403ed7f > > 0009 > > [ 856.079495] de099dd0 c438fe12 c43e24c0 f600 de099df0 c43901d6 > > f6acd800 > > [ 856.079496] Call Trace: > > [ 856.079503] [] dump_stack+0x41/0x59 > > [ 856.079508] [] warn_slowpath_common+0x6b/0xa0 > > [ 856.079512] [] ? drm_helper_choose_crtc_dpms+0x82/0x90 > > [ 856.079517] [] warn_slowpath_null+0xf/0x20 > > [ 856.079522] [] drm_helper_choose_crtc_dpms+0x82/0x90 > > [ 856.079529] [] ? radeon_crtc_mode_fixup+0x10/0x10 > > [ 856.079534] [] drm_helper_connector_dpms+0xd6/0xf0 > > [ 856.079539] [] radeon_suspend_kms+0x64/0x350 > > [ 856.079544] [] radeon_pmops_suspend+0x18/0x20 > > [ 856.079549] [] pci_pm_suspend+0x5d/0x130 > > [ 856.079554] [] ? pci_pm_freeze+0xc0/0xc0 > > [ 856.079558] [] dpm_run_callback+0x30/0x70 > > [ 856.079563] [] __device_suspend+0xd2/0x290 > > [ 856.079568] [] ? __lock_acquire.isra.24+0x3b1/0xca0 > > [ 856.079573] [] async_suspend+0x17/0x90 > > [ 856.079578] [] async_run_entry_fn+0x4f/0x140 > > [ 856.079583] [] process_one_work+0x15f/0x3a0
Re: 4.3-rc2 on radeon: new backtraces during resume
On Wed, Sep 23, 2015 at 7:51 AM, Pavel Machek wrote: > HI! > > > I suspended T40p by mistake, and I got some lovely backtraces as a > result: > > Any ideas? Please see this thread: https://lkml.org/lkml/2015/9/23/361 Alex > > Pavel > > [0.00] Initializing cgroup subsys cpu > [0.00] Linux version 4.3.0-rc2+ (pavel@hobit) (gcc version 4.9.2 > (Debian 4.9.2-10) ) #111 SMP Wed Sep 23 13:29:04 CEST 2015 > ... > [ 855.275406] PM: Syncing filesystems ... done. > [ 855.745355] PM: Preparing system for sleep (mem) > [ 855.830116] Freezing user space processes ... (elapsed 0.010 seconds) done. > [ 855.841061] Freezing remaining freezable tasks ... (elapsed 0.003 seconds) > done. > [ 855.844739] PM: Suspending system (mem) > [ 855.844809] Suspending console(s) (use no_console_suspend to debug) > [ 856.054406] parport_pc 00:07: disabled > [ 856.055141] serial 00:06: disabled > [ 856.056458] serial 00:06: System wakeup disabled by ACPI > [ 856.058401] sd 0:0:0:0: [sda] Synchronizing SCSI cache > [ 856.059365] [ cut here ] > [ 856.059381] WARNING: CPU: 0 PID: 6609 at include/drm/drm_crtc.h:1577 > drm_helper_choose_encoder_dpms+0x82/0x90() > [ 856.059384] Modules linked in: > [ 856.059391] CPU: 0 PID: 6609 Comm: kworker/u2:7 Not tainted 4.3.0-rc2+ #111 > [ 856.059393] Hardware name: IBM 2373G3U/2373G3U, BIOS 1RETDNWW (3.19 ) > 10/13/2005 > [ 856.059402] Workqueue: events_unbound async_run_entry_fn > [ 856.059416] de099d94 c42b40a8 de099db0 > c403ecdb 0629 > [ 856.059427] c438fd82 f6acd800 f585ee00 0003 de099dc0 c403ed7f > 0009 > [ 856.059437] de099dd0 c438fd82 f585ee00 f600 de099df0 c4390132 > f6acd800 > [ 856.059439] Call Trace: > [ 856.059450] [] dump_stack+0x41/0x59 > [ 856.059457] [] warn_slowpath_common+0x6b/0xa0 > [ 856.059462] [] ? drm_helper_choose_encoder_dpms+0x82/0x90 > [ 856.059467] [] warn_slowpath_null+0xf/0x20 > [ 856.059472] [] drm_helper_choose_encoder_dpms+0x82/0x90 > [ 856.059477] [] drm_helper_connector_dpms+0x32/0xf0 > [ 856.059485] [] radeon_suspend_kms+0x64/0x350 > [ 856.059491] [] radeon_pmops_suspend+0x18/0x20 > [ 856.059497] [] pci_pm_suspend+0x5d/0x130 > [ 856.059502] [] ? pci_pm_freeze+0xc0/0xc0 > [ 856.059509] [] dpm_run_callback+0x30/0x70 > [ 856.059514] [] __device_suspend+0xd2/0x290 > [ 856.059522] [] ? __lock_acquire.isra.24+0x3b1/0xca0 > [ 856.059526] [] async_suspend+0x17/0x90 > [ 856.059531] [] async_run_entry_fn+0x4f/0x140 > [ 856.059537] [] process_one_work+0x15f/0x3a0 > [ 856.059542] [] ? process_one_work+0x15f/0x3a0 > [ 856.059546] [] ? process_one_work+0x109/0x3a0 > [ 856.059551] [] worker_thread+0x39/0x430 > [ 856.059556] [] ? process_one_work+0x3a0/0x3a0 > [ 856.059562] [] kthread+0xae/0xd0 > [ 856.059572] [] ret_from_kernel_thread+0x21/0x30 > [ 856.059577] [] ? kthread_create_on_node+0x170/0x170 > [ 856.059581] ---[ end trace c98a514a441969f1 ]--- > [ 856.079439] [ cut here ] > [ 856.079446] WARNING: CPU: 0 PID: 6609 at include/drm/drm_crtc.h:1577 > drm_helper_choose_crtc_dpms+0x82/0x90() > [ 856.079449] Modules linked in: > [ 856.079454] CPU: 0 PID: 6609 Comm: kworker/u2:7 Tainted: GW > 4.3.0-rc2+ #111 > [ 856.079457] Hardware name: IBM 2373G3U/2373G3U, BIOS 1RETDNWW (3.19 ) > 10/13/2005 > [ 856.079462] Workqueue: events_unbound async_run_entry_fn > [ 856.079473] de099d94 c42b40a8 de099db0 > c403ecdb 0629 > [ 856.079484] c438fe12 f600 f6acd800 0003 de099dc0 c403ed7f > 0009 > [ 856.079495] de099dd0 c438fe12 c43e24c0 f600 de099df0 c43901d6 > f6acd800 > [ 856.079496] Call Trace: > [ 856.079503] [] dump_stack+0x41/0x59 > [ 856.079508] [] warn_slowpath_common+0x6b/0xa0 > [ 856.079512] [] ? drm_helper_choose_crtc_dpms+0x82/0x90 > [ 856.079517] [] warn_slowpath_null+0xf/0x20 > [ 856.079522] [] drm_helper_choose_crtc_dpms+0x82/0x90 > [ 856.079529] [] ? radeon_crtc_mode_fixup+0x10/0x10 > [ 856.079534] [] drm_helper_connector_dpms+0xd6/0xf0 > [ 856.079539] [] radeon_suspend_kms+0x64/0x350 > [ 856.079544] [] radeon_pmops_suspend+0x18/0x20 > [ 856.079549] [] pci_pm_suspend+0x5d/0x130 > [ 856.079554] [] ? pci_pm_freeze+0xc0/0xc0 > [ 856.079558] [] dpm_run_callback+0x30/0x70 > [ 856.079563] [] __device_suspend+0xd2/0x290 > [ 856.079568] [] ? __lock_acquire.isra.24+0x3b1/0xca0 > [ 856.079573] [] async_suspend+0x17/0x90 > [ 856.079578] [] async_run_entry_fn+0x4f/0x140 > [ 856.079583] [] process_one_work+0x15f/0x3a0 > [ 856.079587] [] ? process_one_work+0x15f/0x3a0 > [ 856.079592] [] ? process_one_work+0x109/0x3a0 > [ 856.079597] [] worker_thread+0x39/0x430 > [ 856.079601] [] ? process_one_work+0x3a0/0x3a0 > [ 856.079606] [] kthread+0xae/0xd0 > [ 856.079613] [] ret_from_kernel_thread+0x2