Description of problem: Version-Release number of selected component (if applicable): 2.6.14-1.1696_FC5smp How reproducible: Happens every time at boot up Steps to Reproduce: 1. 2. 3. Actual results: System sometimes reboots immediately, sometimes hangs for a couple of minutes and then reoots, the last kernel logging is "Write protecting the kernel read-only data" Expected results: Kernel starts successfully Additional info: FC4 instals and runs ok on this machine but didn't recognise onboard Intel e100 NIC) Hans Kristian Rosbach's "unofficial FC4.1" was new enough to install and recognise the NIC and I could then yum it up to the latest FC4 patches without problems. tried BIOS settings for SATA drives as AHCI and IDE (installer seemed happy with AHCI) tried BIOS settings for ATA/IDE mode as Enhanced and Legacy (installer seemed happy with enhanced) tried BIOS settings for HT enabled and disabled (installer seemed happy with HT, installed smp kernel) Hardware Specs: Intel D945GTP motherboard, BIOS v3191 P4 3GHz SL7Z9 Radeon X550 PCIe 2x 512MB 667MHz DDRII 4-4-4-12 2x WesternDig 250GB SATA 1x LiteOn DVD-RW LDW-411S 2x Compro Videomate DVB-T200 tuners
Created attachment 121348 [details] debug kernel log
Thanks to davej for the suggestion to boot with the kernel option "mem=nopentium" which acts as a workaround, also in future kernels >= 2.6.14-1.1707_FC5 try the "nowprodata" kernel option which disables the write protection.
should now work in rawhide without any special boot options at all.