Same here, and this problem happens quite often to me as well.
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[Dell Inc. Inspiron 1501] suspend/resume failure
https://bugs.launchpad.net/bugs/352185
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I have a similar problem, however I have wl drirver for bcm4311 wifi
chipset
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[Dell Inc. Inspiron 1501] suspend/resume failure
https://bugs.launchpad.net/bugs/352185
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Bugs, which is subscribed to Ubuntu.
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ubuntu-bugs
** Attachment added: BootDmesg.txt
http://launchpadlibrarian.net/24561383/BootDmesg.txt
** Attachment added: CurrentDmesg.txt
http://launchpadlibrarian.net/24561384/CurrentDmesg.txt
** Attachment added: Dependencies.txt
http://launchpadlibrarian.net/24561385/Dependencies.txt
**