Comment 16 for bug 286672

Same thing happens with the current jaunty kernel on my system after suspend:

[ 412.802413] WARNING: at /build/buildd/linux-2.6.28/kernel/power/main.c:177 suspend_test_finish+0x80/0x90()
[ 412.802415] Component: resume devices
[ 412.802416] Modules linked in: radeon drm binfmt_misc bridge stp bnep ppdev video output input_polldev iptable_filter ip_tables x_tables dm_crypt lp joydev hid_microsoft dcdbas serio_raw psmouse pcspkr iTCO_wdt iTCO_vendor_support wacom snd_hda_intel usbhid snd_pcm_oss snd_mixer_oss snd_pcm parport_pc parport snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device snd intel_agp agpgart shpchp soundcore snd_page_alloc usb_storage tg3 ehci_hcd uhci_hcd fbcon tileblit font bitblit softcursor fuse
[ 412.802445] Pid: 4676, comm: pm-suspend Not tainted 2.6.28-8-generic #24-Ubuntu
[ 412.802446] Call Trace:
[ 412.802450] [<c013aa10>] warn_slowpath+0x60/0x80
[ 412.802453] [<c015473a>] ? down_trylock+0x2a/0x40
[ 412.802456] [<c013b06d>] ? try_acquire_console_sem+0xd/0x30
[ 412.802459] [<c02bec80>] ? kobject_put+0x20/0x50
[ 412.802462] [<c04ea0c1>] ? printk+0x18/0x1f
[ 412.802465] [<c0165eb0>] suspend_test_finish+0x80/0x90
[ 412.802468] [<c0165f86>] suspend_devices_and_enter+0xc6/0x160
[ 412.802470] [<c04ea0c1>] ? printk+0x18/0x1f
[ 412.802472] [<c0166209>] enter_state+0xc9/0x100
[ 412.802474] [<c01662bd>] state_store+0x7d/0xc0
[ 412.802477] [<c0166240>] ? state_store+0x0/0xc0
[ 412.802480] [<c02beb44>] kobj_attr_store+0x24/0x30
[ 412.802483] [<c020b662>] sysfs_write_file+0x92/0xf0
[ 412.802486] [<c01be8c8>] vfs_write+0x98/0x110
[ 412.802488] [<c020b5d0>] ? sysfs_write_file+0x0/0xf0
[ 412.802490] [<c01be9fd>] sys_write+0x3d/0x70
[ 412.802493] [<c0103f6b>] sysenter_do_call+0x12/0x2f
[ 412.802495] [<c04e0000>] ? da903x_probe+0xc7/0x1e7
[ 412.802497] ---[ end trace 87ad1ccb4fe25fbf ]---