tag 500472 patch thanks My box has been running with this patch applied for a while now, and I cannot reproduce, so I'd say this fixes the issue for me. For the record, those fixes went into 2.6.27 : http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=4dd7972d1204c3851a4092cecd2207e05eb29b09 and http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=2a5b82751f73a0bf6f604ce56d34adba6da1b246 Cheers, Alex