On Tue, Apr 19, 2005 at 10:12:43PM +0900, Akinobu Mita wrote: > Hello, > > I got the following Machine Check Exception on 4-way Opteron Server. > I've tried 2.6.11.7 and 2.6.12-rc2. > The kernel parameter "nomce" could help to boot it up.
Sounds like a bogus BIOS. It should disable these machine checks for timeout on pci config access imho. What 4way board did you use? Can you check if there is a BIOS update? -Andi > > I wrote this panic messages by hand. > This panic seems to happen around "arch/x86_64/pci/../../i386/pci/direct.c:28" > > ========================================================== > Calling initcall 0xffffffff........: netlink_proto_init... > NET: Registered protocol family 16 > > Calling initcall 0xffffffff........: pcibus_class_init... > Calling initcall 0xffffffff........: pci_driver_init > Calling initcall 0xffffffff........: tty_class_init > Calling initcall 0xffffffff........: mtrr_if_init > Calling initcall 0xffffffff........: pci_direct_init > > CPU3: Machine Check Exception: 7 Bank 3: b40000000000083b > RIP 10: <ffffffff802cfefe> {pci_conf1_read+0xce/0x110} > TSC 85ece4f ADDR fdfc000cfe > > kernel panic - not syncing: Uncorrected machine check > ========================================================== > > > $ addr2line -e vmlinux ffffffff802cfee0 > arch/x86_64/pci/../../i386/pci/direct.c:28 > > $ addr2line -e vmlinux ffffffff802cfee2 > include/asm/io.h:81 > > $ addr2line -e vmlinux ffffffff802cfefe > include/asm/io.h:84 > > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/