linux-kernel - Re: 2.6.29-rc1 does not resume on Lenove T61

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Date:	Mon, 2 Feb 2009 15:41:19 +0100
From:	Zdenek Kabelac <zdenek.kabelac@...il.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Ingo Molnar <mingo@...e.hu>,
	Johannes Berg <johannes@...solutions.net>,
	Dmitry Adamushko <dmitry.adamushko@...il.com>,
	Maciej Rutecki <maciej.rutecki@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Henrique de Moraes Holschuh <hmh@....eng.br>,
	dbrownell@...rs.sourceforge.net
Subject: Re: 2.6.29-rc1 does not resume on Lenove T61

2009/1/28 Zdenek Kabelac <zdenek.kabelac@...il.com>:
> 2009/1/22 Rafael J. Wysocki <rjw@...k.pl>:
>> On Thursday 22 January 2009, Zdenek Kabelac wrote:
>>> 2009/1/20 Ingo Molnar <mingo@...e.hu>:
>>> >
>>> > (Cc:-ed Johannes Berg)
> Here is just one warning I could see in my dmesg  now:
>
>
> pci 0000:15:00.0: suspend
> pci 0000:15:00.0: PCI INT A disabled
> iwl3945 0000:03:00.0: suspend
> ------------[ cut here ]------------
> WARNING: at drivers/pci/pci-driver.c:368 pci_legacy_suspend+0xdd/0xf0()
> Hardware name: 6464CTO
> Modules linked in: ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4
> nf_defrag_ipv4 xt_state nf_conntrack ipt_RE
> JECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc sco
> l2cap bluetooth autofs4 sunrpc ipv6 binfmt_misc loop dm_mirro
> r dm_region_hash dm_log dm_mod kvm_intel kvm i915 drm i2c_algo_bit
> uinput snd_hda_codec_analog snd_hda_intel snd_hda_codec arc4 e
> cb snd_seq_oss snd_seq_midi_event cryptomgr snd_seq aead
> snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm usbhid evdev
> crypto_blk
> cipher sdhci_pci snd_timer crypto_hash rtc_cmos sdhci mmc_core hid snd
> crypto_algapi iwl3945 mac80211 psmouse rtc_core button sou
> ndcore thinkpad_acpi rfkill backlight nvram led_class sr_mod rtc_lib
> i2c_i801 i2c_core snd_page_alloc iTCO_wdt iTCO_vendor_suppor
> t lib80211 serio_raw e1000e cfg80211 intel_agp battery ac cdrom
> uhci_hcd ohci_hcd ehci_hcd usbcore [last unloaded: microcode]
> Pid: 2754, comm: pm-suspend Not tainted 2.6.29-rc2 #23
> Call Trace:
>  [<ffffffff802472ef>] warn_slowpath+0xaf/0x110
>  [<ffffffff80252e60>] ? process_timeout+0x0/0x10
>  [<ffffffff80553227>] ? schedule_timeout+0x77/0xf0
>  [<ffffffff803bed65>] ? pci_bus_write_config_word+0x75/0x90
>  [<ffffffff805532be>] ? schedule_timeout_uninterruptible+0x1e/0x20
>  [<ffffffff803c2d7e>] ? pci_raw_set_power_state+0x15e/0x240
>  [<ffffffff803c2f07>] ? pci_set_power_state+0xa7/0x180
>  [<ffffffff803c5f1d>] pci_legacy_suspend+0xdd/0xf0
>  [<ffffffff803c60d5>] pci_pm_suspend+0xa5/0xb0
>  [<ffffffff804531c2>] pm_op+0x162/0x1b0
>  [<ffffffff80453acf>] device_suspend+0x47f/0x630
>  [<ffffffff802820d7>] suspend_devices_and_enter+0x47/0x1c0
>  [<ffffffff802823e6>] enter_state+0x166/0x1e0
>  [<ffffffff8028251a>] state_store+0xba/0x100
>  [<ffffffff803b0077>] kobj_attr_store+0x17/0x20
>  [<ffffffff803414cf>] sysfs_write_file+0xcf/0x140
>  [<ffffffff802e4e1b>] vfs_write+0xcb/0x190
>  [<ffffffff802e4fe5>] sys_write+0x55/0x90
>  [<ffffffff8020c70b>] system_call_fastpath+0x16/0x1b
> ---[ end trace 5626061031e81c26 ]---
> i801_smbus 0000:00:1f.3: suspend
> ahci 0000:00:1f.2: suspend
>


I assume it is related to this: http://lkml.org/lkml/2009/2/1/141

My machine also uses iwl3945 - will check the patch and in case it
shows different problem I'll post.

Zdenek
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