Public bug reported:

linux-image-2.6.27-7-generic               2.6.27-7.12
fglrx                                                      2:8.543-0ubuntu3


[...]
[ 1788.756273] PM: suspend devices took 5.420 seconds
[ 1788.756284] ------------[ cut here ]------------
[ 1788.756288] WARNING: at /build/buildd/linux-2.6.27/kernel/power/main.c:176 
suspend_test_finish+0x75/0x80()
[ 1788.756292] Modules linked in: aes_x86_64 aes_generic af_packet sco bridge 
stp rfcomm bnep l2cap ppdev ipv6 acpi_cpufreq cpufreq_ondemand 
cpufreq_userspace cpufreq_conservative cpufreq_stats cpufreq_powersave 
freq_table wmi sbs container pci_slot sbshc iptable_filter ip_tables x_tables 
input_polldev tp_smapi thinkpad_ec uinput parport_pc lp parport btusb bluetooth 
arc4 ecb crypto_blkcipher pcmcia snd_hda_intel iwl3945 thinkpad_acpi 
snd_pcm_oss snd_mixer_oss iTCO_wdt rfkill psmouse mac80211 yenta_socket snd_pcm 
battery led_class iTCO_vendor_support serio_raw evdev pcspkr nvram 
rsrc_nonstatic pcmcia_core cfg80211 ac fglrx(P) snd_seq_dummy video output 
snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer 
snd_seq_device snd soundcore button intel_agp snd_page_alloc shpchp pci_hotplug 
ext3 jbd mbcache sd_mod crc_t10dif sr_mod cdrom sg ata_generic pata_acpi ahci 
ata_piix libata uhci_hcd ehci_hcd scsi_mod usbcore dock thermal processor fan 
fbcon tileblit font bitblit softcursor fuse
[ 1788.756393] Pid: 9384, comm: pm-suspend Tainted: P        W 2.6.27-7-generic 
#1
[ 1788.756395] 
[ 1788.756396] Call Trace:
[ 1788.756401]  [<ffffffff8024e9b4>] warn_on_slowpath+0x64/0x90
[ 1788.756406]  [<ffffffff804fffb6>] ? printk+0x6c/0x6e
[ 1788.756410]  [<ffffffff803a3fb7>] ? kobject_put+0x27/0x60
[ 1788.756412]  [<ffffffff80501059>] ? mutex_unlock+0x9/0x20
[ 1788.756416]  [<ffffffff80434c86>] ? dpm_suspend+0x136/0x150
[ 1788.756419]  [<ffffffff8027e1a5>] suspend_test_finish+0x75/0x80
[ 1788.756421]  [<ffffffff8027e23c>] suspend_devices_and_enter+0x8c/0x1b0
[ 1788.756423]  [<ffffffff8027e571>] enter_state+0xe1/0x110
[ 1788.756425]  [<ffffffff8027e65a>] state_store+0xba/0x100
[ 1788.756427]  [<ffffffff803a3e57>] kobj_attr_store+0x17/0x20
[ 1788.756431]  [<ffffffff803495fa>] sysfs_write_file+0xca/0x140
[ 1788.756434]  [<ffffffff802e9e9b>] vfs_write+0xcb/0x130
[ 1788.756436]  [<ffffffff802e9ff5>] sys_write+0x55/0x90
[ 1788.756441]  [<ffffffff8021285a>] system_call_fastpath+0x16/0x1b
[ 1788.756442] 
[ 1788.756443] ---[ end trace b1910bf5ce790e97 ]---
[...]

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: intrepid linux-2.6.27 regression

** Tags added: intrepid linux-2.6.27

** Tags added: regression

-- 
kernel warning while suspending
https://bugs.launchpad.net/bugs/287453
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