Jim King wrote: > > On Apr 28, 2007, at 8:16 AM, Steven Haigh wrote: > > On 28/04/2007, at 9:50 PM, Jim King wrote: > >> Does anyone know how to diagnose the error "Unable to handle kernel >> paging request at virtual address xxxxxx"? >> >> I got this error (followed by a panic and a crash) on a server >> running CentOS 4.4 with the 2.6.9-42.0.8.ELsmp kernel. The machine >> is based on an Intel 975XBX2 motherboard (975X chipset). I have >> built several of these and they have been extremely stable. This one >> is an Asterisk PBX. It was up for over a month before this crash. >> >> Here is the exact kernel build info, from the restart log: "Linux >> version 2.6.9-42.0.8.ELsmp (mockbuild at builder6.centos.org) (gcc >> version 3.4.6 20060404 (Red Hat 3.4.6-3)) #1 SMP Tue Jan 30 12:33:47 >> EST 2007" >> >> Does the call trace indicate something to do with the ext3 file >> system? I am not running RAID on this machine, it is just a single >> drive with LVM. >> >> Any help that the list could be would be really great. > <snip> > > Do you have a TDM400 card in these machines by chance? If so, are you > running Zaptel 1.4.2? I had this same crash happen using zaptel 1.4.2. > Updating to 1.4.2.1 fixed this. > > -- > Steven Haigh > > Email: netwiz at crc.id.au > Web: http://www.crc.id.au > Phone: (03) 9017 0597 - 0404 087 474 > > > There is a TDM2400P in the machine, but it is running the 1.2 branch. > It is running Zaptel 1.2.13. > Jim, It might be a memory problem. Try memtest86. It's probably on the install disk. Bob...