linux-kernel - Re: 2.6.21-rc7-mm2 -- x86

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Date:	Thu, 26 Apr 2007 14:33:44 +0100
From:	mel@...net.ie (Mel Gorman)
To:	Andi Kleen <andi@...stfloor.org>
Cc:	Andy Whitcroft <apw@...dowen.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: 2.6.21-rc7-mm2 -- x86_64 blade hard hangs

On (26/04/07 15:51), Andi Kleen didst pronounce:
> Andy Whitcroft <apw@...dowen.org> writes:
> 
> > Getting hard boot failures before any kernel output on an x86_64 blade:
> > 
> > root (hd0,0)
> >  Filesystem type is ext2fs, partition type 0x83
> > kernel /vmlinuz-autobench ro root=/dev/VolGroup00/LogVol00 rhgb
> > console=tty0 console=ttyS1,19200 selinux=no autobench_args:
> > root=30726124 ABAT:1177507960 profile=2
> >    [Linux-bzImage, setup=0x1e00, size=0x21fe48]
> > initrd /initrd-autobench.img
> >    [Linux-initrd @ 0x37e5f000, 0x190984 bytes]
> > [silence]
> > 
> > Kernel config is here:
> > 
> > http://test.kernel.org/abat/85082/build/dotconfig
> 
> You should boot with earlyprintk=serial,ttyS1,19200
> 

Here is the console log. Haven't taken a closer look yet in case it's
blindingly obvious to you.

kernel /vmlinuz-autobench ro root=/dev/VolGroup00/LogVol00 rhgb
console=tty0 co
nsole=ttyS1,19200 selinux=no autobench_args: root=30726124
ABAT:1177594149 logl
evel=8 earlyprintk=serial,ttyS1,19200 
   [Linux-bzImage, setup=0x1e00, size=0x220da8]
initrd /initrd-autobench.img
   [Linux-initrd @ 0x37e5f000, 0x190982 bytes]
Linux version 2.6.21-rc7-mm2-autokern1 (root@...-13.ltc.austin.ibm.com)
(gcc version 4.1.1 20060525 (Red Hat 4.1.1-1)) #1 SMP Thu Apr 26
08:16:37 CDT 2007
Command line: ro root=/dev/VolGroup00/LogVol00 rhgb console=tty0
console=ttyS1,19200 selinux=no autobench_args: root=30726124
ABAT:1177594149 loglevel=8 earlyprintk=serial,ttyS1,19200 
BIOS-provided physical RAM map:
 BIOS-e820: 0000000000000000 - 000000000009d400 (usable)
 BIOS-e820: 000000000009d400 - 00000000000a0000 (reserved)
 BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved)
 BIOS-e820: 0000000000100000 - 000000003ffcddc0 (usable)
 BIOS-e820: 000000003ffcddc0 - 000000003ffd0000 (ACPI data)
 BIOS-e820: 000000003ffd0000 - 0000000040000000 (reserved)
 BIOS-e820: 00000000fec00000 - 0000000100000000 (reserved)
end_pfn_map = 1048576
kernel direct mapping tables up to 100000000 @ 8000-d000
DMI 2.3 present.
ACPI: RSDP 000FDFC0, 0014 (r0 IBM   )
ACPI: RSDT 3FFCFF80, 0034 (r1 IBM    SERBLADE     1000 IBM  45444F43)
ACPI: FACP 3FFCFEC0, 0084 (r2 IBM    SERBLADE     1000 IBM  45444F43)
ACPI: DSDT 3FFCDDC0, 1EA6 (r1 IBM    SERBLADE     1000 INTL  2002025)
ACPI: FACS 3FFCFCC0, 0040
ACPI: APIC 3FFCFE00, 009C (r1 IBM    SERBLADE     1000 IBM  45444F43)
ACPI: SRAT 3FFCFD40, 0098 (r1 IBM    SERBLADE     1000 IBM  45444F43)
ACPI: HPET 3FFCFD00, 0038 (r1 IBM    SERBLADE     1000 IBM  45444F43)
SRAT: PXM 0 -> APIC 0 -> Node 0
SRAT: PXM 0 -> APIC 1 -> Node 0
SRAT: PXM 1 -> APIC 2 -> Node 1
SRAT: PXM 1 -> APIC 3 -> Node 1
SRAT: Node 0 PXM 0 0-40000000
PANIC: early exception rip ffffffff808a7e83 error 0 cr2 5cf0
Call Trace:
 [<ffffffff808a7e83>] reserve_bootmem_node+0x0/0xc
 [<ffffffff808a3a8c>] reserve_bootmem_generic+0x6d/0x99
 [<ffffffff8089cc00>] setup_arch+0x2f7/0x469
 [<ffffffff80896510>] start_kernel+0x64/0x2aa
 [<ffffffff80896148>] _sinittext+0x148/0x14c
RIP reserve_bootmem_node+0x0/0xc

-- 
Mel Gorman
Part-time Phd Student                          Linux Technology Center
University of Limerick                         IBM Dublin Software Lab
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