Finally got a change to stick in the apple hardware test cd and it revealed a problem with the extra 512MB memory bar. Without the extra memory it is slow but works :-) Uwe On Thu, Mar 03, 2005 at 08:14:39PM +0100, Uwe Steinmann wrote: > Hi, > > I've got a serious problem with my ibook/G4. Since yesterday there > are frequent kernel crashes. No chance to get the system up without > a kernel crash. Booting in single user mode usually works, probably > because of much less disk io. As soon as larger processes like > postgresql or X11 are started the system ends up in xmon, which in > some cases be left with 'x'. > > This happens for linux 2.6.8 (stock debian kernel), 2.6.9 and 2.6.11-rc4. > They all had been working till yesterday. I initially suspected my > daily apt-get upgrade, but that is very unlike to be the case, because > starting the ubuntu live cd has identical problems. I never get into > X but usually have a console to log in. If I execute > 'dd if=/dev/hdax of=/dev/null' it almost freezes imediately. Running > a fsck is impossible. It freezes before reaching 10%. > > MacOSX is working as usually and even reading one of the > linux partitions with dd or mounting them from MacOSX with ext2fsx > didn't cause any problems. > > I'm not sure what is going on, but I'm under the impression that > this is hardware related. The last time it run reliable (yesterday) > it has been under heavy load for at least 4 hours with the fan > on almost all the time. I can't believe this has overheaded it, but > how knows. > > I added some syslog messages at the end of the mail, just in case it > helps. > I'm completely clueless and I don't think apple will care about it > as long as it runs under MacOSX. > > Any help welcome. > > Uwe > > Mar 3 10:28:20 localhost postfix/postfix-script: stopping the Postfix mail system > Mar 3 10:28:20 localhost postfix/master[4742]: terminating on signal 15 > Mar 3 10:28:29 localhost kernel: Oops: kernel access of bad area, sig: 11 [#5] > Mar 3 10:28:29 localhost kernel: NIP: C0071FD4 LR: C0071FC0 SP: EAB4FE70 REGS: eab4fdc0 TRAP: 0300 Not tainted > Mar 3 10:28:29 localhost kernel: MSR: 00009032 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11 > Mar 3 10:28:29 localhost kernel: DAR: 6AB4FEDC, DSISR: 40000000 > Mar 3 10:28:29 localhost kernel: TASK = eb6a0e70[4806] 'postfix-script' THREAD: eab4e000 > Mar 3 10:28:29 localhost kernel: Last syscall: 3 > Mar 3 10:28:29 localhost kernel: GPR00: 00000000 EAB4FE70 EB6A0E70 EB61B000 EC0A1400 C0B6C360 00000000 C0313D30 > Mar 3 10:28:29 localhost kernel: GPR08: EAB4FE4C 2B61B000 22000428 C0300000 00000000 100CC2F4 6AB4FED8 00000000 > Mar 3 10:28:29 localhost kernel: GPR16: EA548478 EF1DDE80 00000000 00000000 00000080 EA548404 C02550E0 00000001 > Mar 3 10:28:29 localhost kernel: GPR24: EC0A1400 00000080 EC0A1410 EB61B000 00000080 00000080 EF1DDE80 6AB4FED8 > Mar 3 10:28:29 localhost kernel: NIP [c0071fd4] pipe_readv+0xd8/0x38c > Mar 3 10:28:29 localhost kernel: LR [c0071fc0] pipe_readv+0xc4/0x38c > Mar 3 10:28:29 localhost kernel: Call trace: > Mar 3 10:28:29 localhost kernel: [c00722b0] pipe_read+0x28/0x38 > Mar 3 10:28:29 localhost kernel: [c0063b5c] vfs_read+0xc8/0x150 > Mar 3 10:28:29 localhost kernel: [c0063e70] sys_read+0x50/0x94 > .... > > Mar 3 10:33:41 localhost kernel: Oops: kernel access of bad area, sig: 11 [#6] > Mar 3 10:33:41 localhost kernel: NIP: C00BA99C LR: C00BA9E4 SP: DDD3FD90 REGS: ddd3fce0 TRAP: 0300 Not tainted > Mar 3 10:33:41 localhost kernel: MSR: 00009032 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11 > Mar 3 10:33:41 localhost kernel: DAR: 62D79D74, DSISR: 40000000 > Mar 3 10:33:41 localhost kernel: TASK = e982a620[5115] 'dpkg' THREAD: ddd3e000 > Mar 3 10:33:41 localhost kernel: Last syscall: 10 > Mar 3 10:33:41 localhost kernel: GPR00: C00BA9E4 DDD3FD90 E982A620 C039A4D8 00000003 00000001 DDD3FD78 00000001 > Mar 3 10:33:41 localhost kernel: GPR08: C0A5AF80 C039A4D8 00000002 00001000 00000000 10041170 7FFFF290 10030000 > Mar 3 10:33:41 localhost kernel: GPR16: 7FFFF170 1002CB90 7FFFF140 7FFF7080 00008000 00002000 1002633C EFEF79A0 > Mar 3 10:33:41 localhost kernel: GPR24: 00000001 00000000 C0A5AF80 E2D79D64 00001000 00000004 62D79D64 62D79D64 > Mar 3 10:33:41 localhost kernel: NIP [c00ba99c] journal_invalidatepage+0x68/0x144 > Mar 3 10:33:41 localhost kernel: LR [c00ba9e4] journal_invalidatepage+0xb0/0x144 > Mar 3 10:33:41 localhost kernel: Call trace: > Mar 3 10:33:41 localhost kernel: [c00a9738] ext3_invalidatepage+0x4c/0x5c > Mar 3 10:33:41 localhost kernel: [c0049dd4] do_invalidatepage+0x28/0x44 > Mar 3 10:33:41 localhost kernel: [c0049ec0] truncate_complete_page+0xd0/0xd4 > Mar 3 10:33:41 localhost kernel: [c004a0ec] truncate_inode_pages+0x110/0x3e8 > Mar 3 10:33:41 localhost kernel: [c0081684] generic_delete_inode+0x114/0x118 > Mar 3 10:33:41 localhost kernel: [c008189c] iput+0x94/0xbc > Mar 3 10:33:41 localhost kernel: [c0076968] sys_unlink+0x164/0x1a8 > Mar 3 10:33:41 localhost kernel: [c0004240] ret_from_syscall+0x0/0x44 > .... > > Mar 3 10:45:47 localhost kernel: Oops: kernel access of bad area, sig: 11 [#7] > Mar 3 10:45:47 localhost kernel: NIP: C00BA99C LR: C00BA9E4 SP: DDA1FD90 REGS: dda1fce0 TRAP: 0300 Not tainted > Mar 3 10:45:47 localhost kernel: MSR: 00009032 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11 > Mar 3 10:45:47 localhost kernel: DAR: 62D5DD74, DSISR: 40000000 > Mar 3 10:45:47 localhost kernel: TASK = eb6a08c0[5961] 'dpkg' THREAD: dda1e000 > Mar 3 10:45:47 localhost kernel: Last syscall: 10 > Mar 3 10:45:47 localhost kernel: GPR00: C00BA9E4 DDA1FD90 EB6A08C0 C039A4D0 00000003 00000001 DDA1FD78 00000001 > Mar 3 10:45:47 localhost kernel: GPR08: C0A4F600 C039A4D0 00000002 00001000 00000000 10041170 7FFFEF40 10030000 > Mar 3 10:45:47 localhost kernel: GPR16: 7FFFEE20 1002CB90 7FFFEDF0 7FFF6D2C 00008000 00002000 1002633C EFEF79A0 > Mar 3 10:45:47 localhost kernel: GPR24: 00000001 00000000 C0A4F600 E2D5DD64 00001000 00000004 62D5DD64 62D5DD64 > Mar 3 10:45:47 localhost kernel: NIP [c00ba99c] journal_invalidatepage+0x68/0x144 > Mar 3 10:45:47 localhost kernel: LR [c00ba9e4] journal_invalidatepage+0xb0/0x144 > Mar 3 10:45:47 localhost kernel: Call trace: > Mar 3 10:45:47 localhost kernel: [c00a9738] ext3_invalidatepage+0x4c/0x5c > Mar 3 10:45:47 localhost kernel: [c0049dd4] do_invalidatepage+0x28/0x44 > Mar 3 10:45:47 localhost kernel: [c0049ec0] truncate_complete_page+0xd0/0xd4 > Mar 3 10:45:47 localhost kernel: [c004a0ec] truncate_inode_pages+0x110/0x3e8 > Mar 3 10:45:47 localhost kernel: [c0081684] generic_delete_inode+0x114/0x118 > Mar 3 10:45:47 localhost kernel: [c008189c] iput+0x94/0xbc > Mar 3 10:45:47 localhost kernel: [c0076968] sys_unlink+0x164/0x1a8 > Mar 3 10:45:47 localhost kernel: [c0004240] ret_from_syscall+0x0/0x44 > -- > MMK GmbH, Universitaetsstr. 11, 58097 Hagen > Uwe.Steinmann@mmk-hagen.de > Tel: +2331 840446 Fax: +2331 843920 -- MMK GmbH, Universitaetsstr. 11, 58097 Hagen Uwe.Steinmann@mmk-hagen.de Tel: +2331 840446 Fax: +2331 843920
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