KERNEL Version 2.4.32
The "SAMSUNG CD-ROM SC-140" needs to be added to the dma blacklist.
I have had to make this patch since about Version 2.4.23 to accommodate
a major code change in ide-dma structure.  Here is the context diff.

Sincerely:  Steven J.Hathaway, <shathawa@e-z.net>

*** drivers/ide/ide-dma.c-org	2006-10-01 12:31:17.000000000 -0700
--- drivers/ide/ide-dma.c	2006-10-01 12:33:20.000000000 -0700
***************
*** 137,142 ****
--- 137,143 ----
  	{ "CD-ROM Drive/F5A",	"ALL"		},
  	{ "RICOH CD-R/RW MP7083A",	"ALL"		},
  	{ "WPI CDD-820",		"ALL"		},
+ 	{ "SAMSUNG CD-ROM SC-140",	"ALL"		},
  	{ "SAMSUNG CD-ROM SC-148C",	"ALL"		},
  	{ "SAMSUNG CD-ROM SC-148F",	"ALL"		},
  	{ "SAMSUNG CD-ROM SC",	"ALL"		},