Boot code broken in some way in recent current (Was: Panic at boot)

[Doug White]

On Fri, 20 Aug 2004, Roman Kurakin wrote:

>     At first I have two SMP system (Dual) one that boots normaly and one
> that
> goes to panic (the older pc).
>    I've setup finaly serial console to that system, so here is more
> detailed output:
>
> OK boot -Dhv
> /boot/kernel/acpi.ko text=0x406a8 data=0x1bc4+0x110c
> syms=[0x4+0x72d0+0x4+0x9754]

Have you tried booting without enabling ACPI?  The ACPI tables seem to
think you have two APs and no BSP.

Also check the BIOS and set the MPTable version to 1.4, and upgrade the
BIOS itself if there is an update.

What motherboard/system is this?

> GDB: no debug ports present
> KDB: debugger backends: ddb
> KDB: current backend: ddb
> SMAP type=01 base=0000000000000000 len=000000000009fc00
> SMAP type=01 base=000000000009fc00 len=0000000000000400
> SMAP type=02 base=00000000000f0000 len=0000000000010000
> SMAP type=02 base=00000000fec00000 len=0000000000001000
> SMAP type=02 base=00000000fee00000 len=0000000000001000
> SMAP type=02 base=00000000ffff0000 len=0000000000010000
> SMAP type=01 base=0000000000100000 len=0000000007ef0000
> SMAP type=03 base=0000000007ff3000 len=000000000000d000
> SMAP type=04 base=0000000007ff0000 len=0000000000003000
> Copyright (c) 1992-2004 The FreeBSD Project.
> Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
>         The Regents of the University of California. All rights reserved.
> FreeBSD 6.0-CURRENT #17: Fri Aug 20 10:23:42 MSD 2004
>     root at devel15.cronyx.ru:/usr/obj/usr/src/sys/GENERIC
> WARNING: WITNESS option enabled, expect reduced performance.
> Preloaded elf kernel "/boot/kernel/kernel" at 0xc0a2e000.
> Preloaded elf module "/boot/kernel/acpi.ko" at 0xc0a2e254.
> Calibrating clock(s) ... i8254 clock: 1193137 Hz
> CLK_USE_I8254_CALIBRATION not specified - using default frequency
> Timecounter "i8254" frequency 1193182 Hz quality 0
> Calibrating TSC clock ... TSC clock: 232751947 Hz
> CPU: Pentium II/Pentium II Xeon/Celeron (232.75-MHz 686-class CPU)
>   Origin = "GenuineIntel"  Id = 0x634  Stepping = 4
>
> Features=0x80fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMO
> V,MMX>
> real memory  = 134152192 (127 MB)
> Physical memory chunk(s):
> 0x0000000000001000 - 0x000000000009efff, 647168 bytes (158 pages)
> 0x0000000000100000 - 0x00000000003fffff, 3145728 bytes (768 pages)
> 0x0000000000c29000 - 0x0000000007d7ffff, 118845440 bytes (29015 pages)
> avail memory = 121626624 (115 MB)
> Table 'FACP' at 0x7ff3040
> Table 'APIC' at 0x7ff5640
> Table 'APIC' at 0x7ff5640
> MP Configuration Table version 1.1 found at 0xc00f1400
> APIC: Using the MADT enumerator.
> MADT: Found CPU APIC ID 0 ACPI ID 0: enabled
> SMP: Added CPU 0 (AP)
> MADT: Found CPU APIC ID 1 ACPI ID 1: enabled
> SMP: Added CPU 1 (AP)
> ACPI APIC Table: <GBT    >
> kernel trap 12 with interrupts disabled
>
>
> Fatal trap 12: page fault while in kernel mode
> cpuid = 0; apic id = 00
> fault virtual address   = 0x0
> fault code              = supervisor read, page not present
> instruction pointer     = 0x8:0xc05f7f24
> stack pointer           = 0x10:0xc0c21b6c
> frame pointer           = 0x10:0xc0c21b78
> code segment            = base 0x0, limit 0xfffff, type 0x1b
>                         = DPL 0, pres 1, def32 1, gran 1
> processor eflags        = interrupt enabled, resume, IOPL = 0
> current process         = 0 ()
> [thread 0]
> Stopped at      _mtx_lock_flags+0x34:   cmpl    $0xc084ec9c,0(%ebx)
> db>
>
> It seems that this problem was introduced with recent bootloader update.
> That is all a able to tell now.
>
> rik
>
> Roman Kurakin wrote:
>
> > Hi,
> >
> >    I've updated my current kernel/world yesterday, I've compiled and
> > install it as
> > usual on fast smp machine. After that I've plug my hard disk to a bit
> > slow smp
> > machine and get panic:
> >
> > Fattal trap 12
> >
> > call stack:
> >
> > install_ap_tramp + 0x43
> > start_all_aps
> > cpu_mp_start
> > mp_start
> > mi_startup
> > begin
> >
> > It seems that install_ap_tramp + 0x43
> >    *dst++ = *src++ (IIRC)
> >
> > Thats all I can tell now.
> >
> > Any ideas, questions?
> >
> > rik
> >
> >
> >
> > _______________________________________________
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> >
> >
>
>
>
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-- 
Doug White                    |  FreeBSD: The Power to Serve
dwhite at gumbysoft.com          |  www.FreeBSD.org