Douglas Phillipson wrote: > It's an ATA, but I don't think the device is the problem. I noticed > that FC6 doesn't provide both a non-smp and an SMP kernel anymore, at > least on my dual Athon mobo. Should it? Do I perhaps have a wrong Kernel? There is no separate SMP kernel in FC6. It sounds as if the system is coming up, yes? What does "uname -a" show as well as "cat /proc/cpuinfo". > Probing IDE interface ide1... > hdc: SONY DVD RW DRU-720A, ATAPI CD/DVD-ROM drive > ide1 at 0x170-0x177,0x376 on irq 15 Yes...the boot process is detecting the existence of the drive. > list_add corruption. prev->next should be c068c088, but was f885abc0 > ------------[ cut here ]------------ > kernel BUG at lib/list_debug.c:31! > invalid opcode: 0000 [#1] > SMP > last sysfs file: /block/hda/removable > Modules linked in: i2c_savage4 i2c_algo_bit i2c_core emu10k1_gp gameport > cdrom p > cspkr serio_raw ext3 jbd ehci_hcd ohci_hcd uhci_hcd I don't know if your DVD issue is part of this, but this bug has been reported in multiple bugzilla entries. https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=214402 is one of the entries. > hdc: ATAPI 48X DVD-ROM DVD-R CD-R/RW drive, 2048kB Cache, UDMA(33) > Uniform CD-ROM driver Revision: 3.20 Seems to be about right.... What is the output of "lsmod"? Also, "cdrecord -scanbus". Ed