I'm having real stability problems with recent kernels. The system runs fine for a few minutes, sometimes for a couple of hours, then stops with the attached oops. Any ideas what is going on? Also with recent kernels the APIC detection seems to be dodgy... The top of my log says: Jun 16 22:48:56 spock kernel: OEM ID: _AMI_ Product ID: 840_CARMEL__ APIC at: 0xFEE00000 Jun 16 22:48:56 spock kernel: Processor #0 Pentium(tm) Pro APIC version 17 Jun 16 22:48:56 spock kernel: Floating point unit present. Jun 16 22:48:56 spock kernel: Machine Exception supported. Jun 16 22:48:56 spock kernel: 64 bit compare & exchange supported. Jun 16 22:48:56 spock kernel: Internal APIC present. Jun 16 22:48:56 spock kernel: Bootup CPU But further down I get... Jun 16 19:56:11 spock kernel: WARNING: unexpected IO-APIC, please mail Jun 16 19:56:11 spock kernel: to [EMAIL PROTECTED] Jun 16 19:56:11 spock kernel: Jun 16 19:56:11 spock kernel: WARNING: unexpected IO-APIC, please mail Jun 16 19:56:11 spock kernel: to [EMAIL PROTECTED] Jun 16 19:56:11 spock kernel: WARNING: unexpected IO-APIC, please mail Jun 16 19:56:11 spock kernel: to [EMAIL PROTECTED] Jun 16 19:56:11 spock kernel: .................................... done. Since it has clearly identified the APIC earlier, it appears to have forgotten about it later. Tony
Jun 16 22:43:23 spock kernel: kernel BUG at page_alloc.c:87! Jun 16 22:43:23 spock kernel: invalid operand: 0000 Jun 16 22:43:23 spock kernel: CPU: 1 Jun 16 22:43:23 spock kernel: EIP: 0010:[__free_pages_ok+73/716] Jun 16 22:43:23 spock kernel: EFLAGS: 00213286 Jun 16 22:43:23 spock kernel: eax: 0000001f ebx: c16f14d0 ecx: 0000000c edx: c024480c Jun 16 22:43:23 spock kernel: esi: 00000080 edi: 00000000 ebp: d888b5d0 esp: de6abf00 Jun 16 22:43:23 spock kernel: ds: 0018 es: 0018 ss: 0018 Jun 16 22:43:23 spock kernel: Process X (pid: 644, stackpage=de6ab000) Jun 16 22:43:23 spock kernel: Stack: c01f80e4 c01f8393 00000057 c16f14d0 00000080 de60c52c d888b5d0 c104c00c Jun 16 22:43:23 spock kernel: c02458e0 00203202 fffffffc 00002cc5 c01328f4 00430000 00000080 c012610d Jun 16 22:43:23 spock kernel: c16f14d0 db3375a0 529f4000 52830000 001c4000 de60c52c 52c30000 00000143 Jun 16 22:43:23 spock kernel: Call Trace: [tvecs+13180/72920] [tvecs+13867/72920] [free_page_and_swap_cache+132/136] [zap_page_range+373/500] [do_munmap+505/648] [sys_munmap+104/192] [system_call+52/56] Jun 16 22:43:23 spock kernel: [stext+43/199] Jun 16 22:43:23 spock kernel: Code: 0f 0b 83 c4 0c 89 f6 89 d8 2b 05 00 55 24 c0 69 c0 1b ca 6b
