Re: 4.3-rc2 on radeon: new backtraces during resume

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On Wed, Sep 23, 2015 at 7:51 AM, Pavel Machek <pavel@xxxxxx> 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
>
> [    0.000000] Initializing cgroup subsys cpu
> [    0.000000] 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]  00000000 00000000 de099d94 c42b40a8 00000000 de099db0 c403ecdb 00000629
> [  856.059427]  c438fd82 f6acd800 f585ee00 00000003 de099dc0 c403ed7f 00000009 00000000
> [  856.059437]  de099dd0 c438fd82 f585ee00 f6000000 de099df0 c4390132 f6acd800 00000000
> [  856.059439] Call Trace:
> [  856.059450]  [<c42b40a8>] dump_stack+0x41/0x59
> [  856.059457]  [<c403ecdb>] warn_slowpath_common+0x6b/0xa0
> [  856.059462]  [<c438fd82>] ? drm_helper_choose_encoder_dpms+0x82/0x90
> [  856.059467]  [<c403ed7f>] warn_slowpath_null+0xf/0x20
> [  856.059472]  [<c438fd82>] drm_helper_choose_encoder_dpms+0x82/0x90
> [  856.059477]  [<c4390132>] drm_helper_connector_dpms+0x32/0xf0
> [  856.059485]  [<c43c6d14>] radeon_suspend_kms+0x64/0x350
> [  856.059491]  [<c43c4958>] radeon_pmops_suspend+0x18/0x20
> [  856.059497]  [<c42e311d>] pci_pm_suspend+0x5d/0x130
> [  856.059502]  [<c42e30c0>] ? pci_pm_freeze+0xc0/0xc0
> [  856.059509]  [<c4567b20>] dpm_run_callback+0x30/0x70
> [  856.059514]  [<c4568432>] __device_suspend+0xd2/0x290
> [  856.059522]  [<c407d971>] ? __lock_acquire.isra.24+0x3b1/0xca0
> [  856.059526]  [<c4568607>] async_suspend+0x17/0x90
> [  856.059531]  [<c4059caf>] async_run_entry_fn+0x4f/0x140
> [  856.059537]  [<c40525df>] process_one_work+0x15f/0x3a0
> [  856.059542]  [<c40525df>] ? process_one_work+0x15f/0x3a0
> [  856.059546]  [<c4052589>] ? process_one_work+0x109/0x3a0
> [  856.059551]  [<c4052859>] worker_thread+0x39/0x430
> [  856.059556]  [<c4052820>] ? process_one_work+0x3a0/0x3a0
> [  856.059562]  [<c4057aae>] kthread+0xae/0xd0
> [  856.059572]  [<c49c64c1>] ret_from_kernel_thread+0x21/0x30
> [  856.059577]  [<c4057a00>] ? 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: G        W       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]  00000000 00000000 de099d94 c42b40a8 00000000 de099db0 c403ecdb 00000629
> [  856.079484]  c438fe12 f6000000 f6acd800 00000003 de099dc0 c403ed7f 00000009 00000000
> [  856.079495]  de099dd0 c438fe12 c43e24c0 f6000000 de099df0 c43901d6 f6acd800 00000000
> [  856.079496] Call Trace:
> [  856.079503]  [<c42b40a8>] dump_stack+0x41/0x59
> [  856.079508]  [<c403ecdb>] warn_slowpath_common+0x6b/0xa0
> [  856.079512]  [<c438fe12>] ? drm_helper_choose_crtc_dpms+0x82/0x90
> [  856.079517]  [<c403ed7f>] warn_slowpath_null+0xf/0x20
> [  856.079522]  [<c438fe12>] drm_helper_choose_crtc_dpms+0x82/0x90
> [  856.079529]  [<c43e24c0>] ? radeon_crtc_mode_fixup+0x10/0x10
> [  856.079534]  [<c43901d6>] drm_helper_connector_dpms+0xd6/0xf0
> [  856.079539]  [<c43c6d14>] radeon_suspend_kms+0x64/0x350
> [  856.079544]  [<c43c4958>] radeon_pmops_suspend+0x18/0x20
> [  856.079549]  [<c42e311d>] pci_pm_suspend+0x5d/0x130
> [  856.079554]  [<c42e30c0>] ? pci_pm_freeze+0xc0/0xc0
> [  856.079558]  [<c4567b20>] dpm_run_callback+0x30/0x70
> [  856.079563]  [<c4568432>] __device_suspend+0xd2/0x290
> [  856.079568]  [<c407d971>] ? __lock_acquire.isra.24+0x3b1/0xca0
> [  856.079573]  [<c4568607>] async_suspend+0x17/0x90
> [  856.079578]  [<c4059caf>] async_run_entry_fn+0x4f/0x140
> [  856.079583]  [<c40525df>] process_one_work+0x15f/0x3a0
> [  856.079587]  [<c40525df>] ? process_one_work+0x15f/0x3a0
> [  856.079592]  [<c4052589>] ? process_one_work+0x109/0x3a0
> [  856.079597]  [<c4052859>] worker_thread+0x39/0x430
> [  856.079601]  [<c4052820>] ? process_one_work+0x3a0/0x3a0
> [  856.079606]  [<c4057aae>] kthread+0xae/0xd0
> [  856.079613]  [<c49c64c1>] ret_from_kernel_thread+0x21/0x30
> [  856.079619]  [<c4057a00>] ? kthread_create_on_node+0x170/0x170
> [  856.079622] ---[ end trace c98a514a441969f2 ]---
> [  856.139794] sd 0:0:0:0: [sda] Stopping disk
> [  856.160253] radeon 0000:01:00.0: Refused to change power state, currently in D0
> [  856.579987] PM: suspend of devices complete after 732.935 msecs
> [  856.579992] PM: suspend devices took 0.732 seconds
> [  856.584622] PM: late suspend of devices complete after 4.621 msecs
> [  856.589038]  pci0000:00: System wakeup enabled by ACPI
> [  856.589427] uhci_hcd 0000:00:1d.1: System wakeup enabled by ACPI
> [  856.628193] uhci_hcd 0000:00:1d.0: System wakeup enabled by ACPI
> [  856.628276] PM: noirq suspend of devices complete after 43.644 msecs
> [  856.628556] ACPI: Preparing to enter system sleep state S3
> [  856.820755] ACPI : EC: EC stopped
> [  856.820758] PM: Saving platform NVS memory
> [  856.820805] Disabling non-boot CPUs ...
> [  856.820805] ACPI: Low-level resume complete
> [  856.820805] ACPI : EC: EC started
> [  856.820805] PM: Restoring platform NVS memory
> [  856.820967] ACPI: Waking up from system sleep state S3
> [  857.208208] uhci_hcd 0000:00:1d.0: System wakeup disabled by ACPI
> [  857.208429] uhci_hcd 0000:00:1d.1: System wakeup disabled by ACPI
> [  857.208522]  pci0000:00: System wakeup disabled by ACPI
> [  857.209245] PM: noirq resume of devices complete after 40.983 msecs
> [  857.215741] PM: early resume of devices complete after 4.255 msecs
> [  857.216870] usb usb2: root hub lost power or was reset
> [  857.216940] usb usb3: root hub lost power or was reset
> [  857.217006] usb usb4: root hub lost power or was reset
> [  857.217265] [drm] AGP mode requested: 1
> [  857.217271] agpgart-intel 0000:00:00.0: AGP 2.0 bridge
> [  857.217315] agpgart-intel 0000:00:00.0: putting AGP V2 device into 1x mode
> [  857.217406] radeon 0000:01:00.0: putting AGP V2 device into 1x mode
> [  857.217463] radeon 0000:01:00.0: GTT: 256M 0xD0000000 - 0xDFFFFFFF
> [  857.239072] radeon 0000:01:00.0: WB disabled
> [  857.239080] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x00000000d0000000 and cpu addr 0xf841a000
> [  857.239127] [drm] radeon: ring at 0x00000000D0001000
> [  857.239155] [drm] ring test succeeded in 0 usecs
> [  857.239235] [drm] ib test succeeded in 0 usecs
> [  857.340074] ------------[ cut here ]------------
> [  857.340090] WARNING: CPU: 0 PID: 6612 at include/drm/drm_crtc.h:1577 drm_helper_choose_encoder_dpms+0x82/0x90()
> [  857.340094] Modules linked in:
> [  857.340100] CPU: 0 PID: 6612 Comm: kworker/u2:10 Tainted: G        W       4.3.0-rc2+ #111
> [  857.340103] Hardware name: IBM 2373G3U/2373G3U, BIOS 1RETDNWW (3.19 ) 10/13/2005
> [  857.340111] Workqueue: events_unbound async_run_entry_fn
> [  857.340123]  00000000 00000000 de161dac c42b40a8 00000000 de161dc8 c403ecdb 00000629
> [  857.340132]  c438fd82 f6acd800 f585ee00 00000000 de161dd8 c403ed7f 00000009 00000000
> [  857.340141]  de161de8 c438fd82 f585ee00 f6000000 de161e08 c4390132 c4390811 00000003
> [  857.340143] Call Trace:
> [  857.340154]  [<c42b40a8>] dump_stack+0x41/0x59
> [  857.340161]  [<c403ecdb>] warn_slowpath_common+0x6b/0xa0
> [  857.340166]  [<c438fd82>] ? drm_helper_choose_encoder_dpms+0x82/0x90
> [  857.340171]  [<c403ed7f>] warn_slowpath_null+0xf/0x20
> [  857.340176]  [<c438fd82>] drm_helper_choose_encoder_dpms+0x82/0x90
> [  857.340181]  [<c4390132>] drm_helper_connector_dpms+0x32/0xf0
> [  857.340186]  [<c4390811>] ? drm_helper_resume_force_mode+0x101/0x140
> [  857.340193]  [<c43c7259>] radeon_resume_kms+0x259/0x380
> [  857.340198]  [<c43c4898>] radeon_pmops_resume+0x18/0x20
> [  857.340204]  [<c42e2eea>] pci_pm_resume+0x4a/0x90
> [  857.340208]  [<c42e2ea0>] ? pci_pm_thaw+0x80/0x80
> [  857.340215]  [<c4567b20>] dpm_run_callback+0x30/0x70
> [  857.340220]  [<c4567e76>] device_resume+0x76/0x160
> [  857.340224]  [<c4567f76>] async_resume+0x16/0x40
> [  857.340229]  [<c4059caf>] async_run_entry_fn+0x4f/0x140
> [  857.340235]  [<c40525df>] process_one_work+0x15f/0x3a0
> [  857.340239]  [<c40525df>] ? process_one_work+0x15f/0x3a0
> [  857.340243]  [<c4052589>] ? process_one_work+0x109/0x3a0
> [  857.340248]  [<c4052859>] worker_thread+0x39/0x430
> [  857.340252]  [<c4052820>] ? process_one_work+0x3a0/0x3a0
> [  857.340259]  [<c4057aae>] kthread+0xae/0xd0
> [  857.340268]  [<c49c64c1>] ret_from_kernel_thread+0x21/0x30
> [  857.340273]  [<c4057a00>] ? kthread_create_on_node+0x170/0x170
> [  857.340277] ---[ end trace c98a514a441969f3 ]---
> [  857.340279] ------------[ cut here ]------------
> [  857.340285] WARNING: CPU: 0 PID: 6612 at include/drm/drm_crtc.h:1577 drm_helper_choose_crtc_dpms+0x82/0x90()
> [  857.340287] Modules linked in:
> [  857.340292] CPU: 0 PID: 6612 Comm: kworker/u2:10 Tainted: G        W       4.3.0-rc2+ #111
> [  857.340294] Hardware name: IBM 2373G3U/2373G3U, BIOS 1RETDNWW (3.19 ) 10/13/2005
> [  857.340299] Workqueue: events_unbound async_run_entry_fn
> [  857.340308]  00000000 00000000 de161dac c42b40a8 00000000 de161dc8 c403ecdb 00000629
> [  857.340317]  c438fe12 f6000000 f6acd800 00000000 de161dd8 c403ed7f 00000009 00000000
> [  857.340327]  de161de8 c438fe12 f585ee00 f6000000 de161e08 c4390159 00000003 c43e24c0
> [  857.340328] Call Trace:
> [  857.340334]  [<c42b40a8>] dump_stack+0x41/0x59
> [  857.340338]  [<c403ecdb>] warn_slowpath_common+0x6b/0xa0
> [  857.340343]  [<c438fe12>] ? drm_helper_choose_crtc_dpms+0x82/0x90
> [  857.340348]  [<c403ed7f>] warn_slowpath_null+0xf/0x20
> [  857.340353]  [<c438fe12>] drm_helper_choose_crtc_dpms+0x82/0x90
> [  857.340357]  [<c4390159>] drm_helper_connector_dpms+0x59/0xf0
> [  857.340364]  [<c43e24c0>] ? radeon_crtc_mode_fixup+0x10/0x10
> [  857.340369]  [<c43c7259>] radeon_resume_kms+0x259/0x380
> [  857.340374]  [<c43c4898>] radeon_pmops_resume+0x18/0x20
> [  857.340378]  [<c42e2eea>] pci_pm_resume+0x4a/0x90
> [  857.340382]  [<c42e2ea0>] ? pci_pm_thaw+0x80/0x80
> [  857.340387]  [<c4567b20>] dpm_run_callback+0x30/0x70
> [  857.340391]  [<c4567e76>] device_resume+0x76/0x160
> [  857.340396]  [<c4567f76>] async_resume+0x16/0x40
> [  857.340400]  [<c4059caf>] async_run_entry_fn+0x4f/0x140
> [  857.340405]  [<c40525df>] process_one_work+0x15f/0x3a0
> [  857.340409]  [<c40525df>] ? process_one_work+0x15f/0x3a0
> [  857.340413]  [<c4052589>] ? process_one_work+0x109/0x3a0
> [  857.340418]  [<c4052859>] worker_thread+0x39/0x430
> [  857.340423]  [<c4052820>] ? process_one_work+0x3a0/0x3a0
> [  857.340428]  [<c4057aae>] kthread+0xae/0xd0
> [  857.340434]  [<c49c64c1>] ret_from_kernel_thread+0x21/0x30
> [  857.340440]  [<c4057a00>] ? kthread_create_on_node+0x170/0x170
> [  857.340443] ---[ end trace c98a514a441969f4 ]---
> [  857.398761] rtc_cmos 00:02: System wakeup disabled by ACPI
> [  857.401294] serial 00:06: activated
> [  857.404233] parport_pc 00:07: activated
> [  857.411941] sd 0:0:0:0: [sda] Starting disk
> [  857.572518] ata2.00: ACPI cmd ef/03:42:00:00:00:a0 (SET FEATURES) filtered out
> [  857.572525] ata2.00: ACPI cmd ef/03:0c:00:00:00:a0 (SET FEATURES) filtered out
> [  857.572734] ata2.00: ACPI cmd e3/00:1f:00:00:00:a0 (IDLE) succeeded
> [  857.573004] ata2.00: ACPI cmd e3/00:02:00:00:00:a0 (IDLE) succeeded
> [  857.588619] ata2.00: configured for UDMA/33
> [  857.732100] usb 4-1: reset full-speed USB device number 2 using uhci_hcd
> [  859.180837] ata1.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) succeeded
> [  859.180845] ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE LOCK) filtered out
> [  859.180851] ata1.00: ACPI cmd ef/03:45:00:00:00:a0 (SET FEATURES) filtered out
> [  859.180857] ata1.00: ACPI cmd ef/03:0c:00:00:00:a0 (SET FEATURES) filtered out
> [  859.196408] ata1.00: configured for UDMA/100
> [  859.503865] PM: resume of devices complete after 2288.111 msecs
> [  859.507054] PM: resume devices took 2.292 seconds
> [  860.666467] PM: Finishing wakeup.
> [  860.666470] Restarting tasks ... done.
> [  861.181229] ath5k: hacked with 20msec max.. 15, 15
> [  861.181251] ath5k: hacked with 20msec max.. 15, 15
> [  861.181267] ath5k: hacked with 20msec max.. 15, 15
> [  861.181283] ath5k: hacked with 20msec max.. 15, 15
> [  865.922799] wlan1: authenticate with 00:11:95:05:30:d7
> [  865.945256] wlan1: send auth to 00:11:95:05:30:d7 (try 1/3)
> [  865.948705] wlan1: authenticated
> [  865.953024] ath5k 0000:02:02.0 wlan1: disabling HT as WMM/QoS is not supported by the AP
> [  865.953037] ath5k 0000:02:02.0 wlan1: disabling VHT as WMM/QoS is not supported by the AP
> [  865.956187] wlan1: associate with 00:11:95:05:30:d7 (try 1/3)
> [  865.958619] wlan1: RX AssocResp from 00:11:95:05:30:d7 (capab=0x401 status=0 aid=5)
> [  865.958669] ath5k: hacked with 20msec max.. 15, 15
> [  865.958690] ath5k: hacked with 20msec max.. 15, 15
> [  865.958710] ath5k: hacked with 20msec max.. 15, 15
> [  865.958728] ath5k: hacked with 20msec max.. 15, 15
> [  865.958814] wlan1: associated
> [  869.753870] ath5k: ath5k_hw_get_isr: ISR: 0x00000400 IMR: 0x80081035
> [  871.955532] ath5k: ath5k_hw_get_isr: ISR: 0x00000400 IMR: 0x80081035
> [  873.952628] ath5k: ath5k_hw_get_isr: ISR: 0x00000400 IMR: 0x80081035
>
>
>
> --
> (english) http://www.livejournal.com/~pavelmachek
> (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
> _______________________________________________
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