* WARNING at intel_display.c:9948 during suspend
@ 2013-12-02 22:27 Jiri Kosina
2013-12-03 16:43 ` Daniel Vetter
0 siblings, 1 reply; 2+ messages in thread
From: Jiri Kosina @ 2013-12-02 22:27 UTC (permalink / raw)
To: Daniel Vetter; +Cc: intel-gfx, linux-kernel
I am getting this during suspend with latest Linus' git (HEAD == af91706).
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5397 at drivers/gpu/drm/i915/intel_display.c:9948 intel_get_pipe_from_connector+0x4a/0x50 [i915]()
Modules linked in: ctr ccm af_packet tun iptable_mangle xt_DSCP nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack iptable_filter ip_tables x_tables rfcomm cpufreq_conservative bnep cpufreq_userspace cpufreq_powersave iTCO_wdt iTCO_vendor_support kvm_intel kvm snd_hda_codec_conexant iwldvm mac80211 thinkpad_acpi snd_seq sg iwlwifi snd_seq_device snd_hda_intel snd_hda_codec snd_hwdep btusb bluetooth cfg80211 pcspkr snd_pcm i2c_i801 lpc_ich mfd_core rfkill snd_timer ehci_pci snd_page_alloc e1000e snd ptp pps_core wmi battery soundcore ac tpm_tis tpm acpi_cpufreq autofs4 uhci_hcd ehci_hcd i915 usbcore usb_common drm_kms_helper drm i2c_algo_bit video button edd fan processor ata_generic thermal thermal_sys
CPU: 0 PID: 5397 Comm: kworker/u8:3 Not tainted 3.13.0-rc2-00001-gaf91706 #1
Hardware name: LENOVO 7470BN2/7470BN2, BIOS 6DET38WW (2.02 ) 12/19/2008
Workqueue: events_unbound async_run_entry_fn
00000000000026dc ffff8800229c1ab8 ffffffff8158f73b ffff8800229c1af8
ffffffff8104d527 ffff8800229c1b08 ffff880035f8b4c0 ffff880079558000
ffff880037cbc000 ffffffffffffffff ffff880035f8b4c0 ffff8800229c1b08
Call Trace:
[<ffffffff8158f73b>] dump_stack+0x72/0x87
[<ffffffff8104d527>] warn_slowpath_common+0x87/0xb0
[<ffffffff8104d565>] warn_slowpath_null+0x15/0x20
[<ffffffffa0173cda>] intel_get_pipe_from_connector+0x4a/0x50 [i915]
[<ffffffffa019c32b>] intel_panel_disable_backlight+0x2b/0x1a0 [i915]
[<ffffffffa0186cce>] intel_disable_lvds+0x4e/0x190 [i915]
[<ffffffffa017ca49>] i9xx_crtc_disable+0x2a9/0x3b0 [i915]
[<ffffffffa013d0da>] i915_drm_freeze+0xda/0x160 [i915]
[<ffffffffa013d1a8>] i915_pm_freeze+0x28/0x50 [i915]
[<ffffffff813209f8>] pci_pm_freeze+0x58/0xd0
[<ffffffff813209a0>] ? pci_pm_poweroff+0xf0/0xf0
[<ffffffff813e932f>] dpm_run_callback+0x4f/0xa0
[<ffffffff813e958f>] __device_suspend+0xef/0x280
[<ffffffff813ead6a>] async_suspend+0x1a/0xa0
[<ffffffff81078765>] async_run_entry_fn+0x45/0x140
[<ffffffff8106b194>] process_one_work+0x204/0x470
[<ffffffff8106b0e3>] ? process_one_work+0x153/0x470
[<ffffffff81591940>] ? __mutex_unlock_slowpath+0xf0/0x180
[<ffffffff8106c596>] worker_thread+0x126/0x3b0
[<ffffffff8109b0ed>] ? trace_hardirqs_on+0xd/0x10
[<ffffffff8106c470>] ? manage_workers+0x1a0/0x1a0
[<ffffffff810726ed>] kthread+0xed/0x100
[<ffffffff81072600>] ? __init_kthread_worker+0x70/0x70
[<ffffffff8159d8bc>] ret_from_fork+0x7c/0xb0
[<ffffffff81072600>] ? __init_kthread_worker+0x70/0x70
---[ end trace 8a2e5e8955c55372 ]---
PM: freeze of devices complete after 407.505 msecs
PM: late freeze of devices complete after 2.719 msecs
PM: noirq freeze of devices complete after 3.789 msecs
Disabling non-boot CPUs ...
kvm: disabling virtualization on CPU1
smpboot: CPU 1 is now offline
PM: Creating hibernation image:
PM: Need to copy 164506 pages
--
Jiri Kosina
SUSE Labs
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: WARNING at intel_display.c:9948 during suspend
2013-12-02 22:27 WARNING at intel_display.c:9948 during suspend Jiri Kosina
@ 2013-12-03 16:43 ` Daniel Vetter
0 siblings, 0 replies; 2+ messages in thread
From: Daniel Vetter @ 2013-12-03 16:43 UTC (permalink / raw)
To: Jiri Kosina; +Cc: Daniel Vetter, intel-gfx, linux-kernel
On Mon, Dec 02, 2013 at 11:27:50PM +0100, Jiri Kosina wrote:
> I am getting this during suspend with latest Linus' git (HEAD == af91706).
>
> ------------[ cut here ]------------
> WARNING: CPU: 0 PID: 5397 at drivers/gpu/drm/i915/intel_display.c:9948 intel_get_pipe_from_connector+0x4a/0x50 [i915]()
> Modules linked in: ctr ccm af_packet tun iptable_mangle xt_DSCP nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack iptable_filter ip_tables x_tables rfcomm cpufreq_conservative bnep cpufreq_userspace cpufreq_powersave iTCO_wdt iTCO_vendor_support kvm_intel kvm snd_hda_codec_conexant iwldvm mac80211 thinkpad_acpi snd_seq sg iwlwifi snd_seq_device snd_hda_intel snd_hda_codec snd_hwdep btusb bluetooth cfg80211 pcspkr snd_pcm i2c_i801 lpc_ich mfd_core rfkill snd_timer ehci_pci snd_page_alloc e1000e snd ptp pps_core wmi battery soundcore ac tpm_tis tpm acpi_cpufreq autofs4 uhci_hcd ehci_hcd i915 usbcore usb_common drm_kms_helper drm i2c_algo_bit video button edd fan processor ata_generic thermal thermal_sys
> CPU: 0 PID: 5397 Comm: kworker/u8:3 Not tainted 3.13.0-rc2-00001-gaf91706 #1
> Hardware name: LENOVO 7470BN2/7470BN2, BIOS 6DET38WW (2.02 ) 12/19/2008
> Workqueue: events_unbound async_run_entry_fn
> 00000000000026dc ffff8800229c1ab8 ffffffff8158f73b ffff8800229c1af8
> ffffffff8104d527 ffff8800229c1b08 ffff880035f8b4c0 ffff880079558000
> ffff880037cbc000 ffffffffffffffff ffff880035f8b4c0 ffff8800229c1b08
> Call Trace:
> [<ffffffff8158f73b>] dump_stack+0x72/0x87
> [<ffffffff8104d527>] warn_slowpath_common+0x87/0xb0
> [<ffffffff8104d565>] warn_slowpath_null+0x15/0x20
> [<ffffffffa0173cda>] intel_get_pipe_from_connector+0x4a/0x50 [i915]
> [<ffffffffa019c32b>] intel_panel_disable_backlight+0x2b/0x1a0 [i915]
> [<ffffffffa0186cce>] intel_disable_lvds+0x4e/0x190 [i915]
> [<ffffffffa017ca49>] i9xx_crtc_disable+0x2a9/0x3b0 [i915]
> [<ffffffffa013d0da>] i915_drm_freeze+0xda/0x160 [i915]
> [<ffffffffa013d1a8>] i915_pm_freeze+0x28/0x50 [i915]
> [<ffffffff813209f8>] pci_pm_freeze+0x58/0xd0
> [<ffffffff813209a0>] ? pci_pm_poweroff+0xf0/0xf0
> [<ffffffff813e932f>] dpm_run_callback+0x4f/0xa0
> [<ffffffff813e958f>] __device_suspend+0xef/0x280
> [<ffffffff813ead6a>] async_suspend+0x1a/0xa0
> [<ffffffff81078765>] async_run_entry_fn+0x45/0x140
> [<ffffffff8106b194>] process_one_work+0x204/0x470
> [<ffffffff8106b0e3>] ? process_one_work+0x153/0x470
> [<ffffffff81591940>] ? __mutex_unlock_slowpath+0xf0/0x180
> [<ffffffff8106c596>] worker_thread+0x126/0x3b0
> [<ffffffff8109b0ed>] ? trace_hardirqs_on+0xd/0x10
> [<ffffffff8106c470>] ? manage_workers+0x1a0/0x1a0
> [<ffffffff810726ed>] kthread+0xed/0x100
> [<ffffffff81072600>] ? __init_kthread_worker+0x70/0x70
> [<ffffffff8159d8bc>] ret_from_fork+0x7c/0xb0
> [<ffffffff81072600>] ? __init_kthread_worker+0x70/0x70
> ---[ end trace 8a2e5e8955c55372 ]---
> PM: freeze of devices complete after 407.505 msecs
> PM: late freeze of devices complete after 2.719 msecs
> PM: noirq freeze of devices complete after 3.789 msecs
> Disabling non-boot CPUs ...
> kvm: disabling virtualization on CPU1
> smpboot: CPU 1 is now offline
> PM: Creating hibernation image:
> PM: Need to copy 164506 pages
Patch is in drm-intel-fixes and pull request is already sent off.
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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