* Debug level "fixing" crash?
@ 2005-05-07 15:57 JobHunts02
0 siblings, 0 replies; only message in thread
From: JobHunts02 @ 2005-05-07 15:57 UTC (permalink / raw)
To: linux-mtd
While booting, I was constantly crashing when attempting to mount the JFFS2
filesystem (see below). So, I changed the JFFS2 debugging verbosity from 0 to
2. After doing this, I have not crashed again in numerous tests.
Anyone else seen this kind of behavior and have an explanation?
Thank you.
U-Boot 1.1.1 (Apr 28 2005 - 17:13:43)
MPC8260 Reset Status: Check Stop, External Soft, External Hard
MPC8260 Clock Configuration
- Bus-to-Core Mult 4x, VCO Div 2, 60x Bus Freq 25-75 , Core Freq 100-300
- dfbrg 1, corecnf 0x0a, busdf 3, cpmdf 1, plldf 0, pllmf 3
- vco_out 264000000, scc_clk 66000000, brg_clk 16500000
- cpu_clk 264000000, cpm_clk 132000000, bus_clk 66000000
- pci_clk 33000000
CPU: MPC8260 (HiP7 Rev 13, Mask 0.1 1K49M) at 264 MHz
Motorola MPC8275
DRAM: 32 MB
FLASH: 8 MB
In: serial
Out: serial
Err: serial
Net: FCC2 ETHERNET
Hit any key to stop autoboot: 0
### JFFS2 loading '/boot/vmlinux.pkg' to 0x100000
Scanning JFFS2 FS: .................................... done.
### JFFS2 load complete: 811224 bytes loaded to 0x100000
## Booting image at 00100000 ...
Image Name: Linux kernel for PQ2FADS
Image Type: PowerPC Linux Kernel Image (gzip compressed)
Data Size: 811160 Bytes = 792.1 kB
Load Address: 00000000
Entry Point: 00000000
Verifying Checksum ... OK
Uncompressing Kernel Image ... OK
MPC82xxADS/PQ2FADS board support by Arabella
Memory BAT mapping: BAT2=32Mb, BAT3=0Mb, residual: 0Mb
Linux version 2.4.26 (root@localhost.localdomain) (gcc version 3.3.2) #1 Wed
May 4 22:30:56 UTC 2005
ADS setup arch
MPC82xx PCI bridge initialization
On node 0 totalpages: 8192
zone(0): 8192 pages.
zone(1): 0 pages.
zone(2): 0 pages.
Kernel command line: root=/dev/mtdblock2
ADS init IRQ. NR_IRQS=256
PIC: fully preemptible IRQ mode
ADS time init
ADS calibrate decrementer. FREQ=66000000, tb_ticks_per_jiffy=165000
Calibrating delay loop... 175.71 BogoMIPS
Memory: 30472k available (1252k kernel code, 388k data, 224k init, 0k highmem)
Dentry cache hash table entries: 4096 (order: 3, 32768 bytes)
Inode cache hash table entries: 2048 (order: 2, 16384 bytes)
Mount cache hash table entries: 512 (order: 0, 4096 bytes)
Buffer cache hash table entries: 1024 (order: 0, 4096 bytes)
Page-cache hash table entries: 8192 (order: 3, 32768 bytes)
POSIX conformance testing by UNIFIX
PCI: Probing PCI hardware
ADS init
Linux NET4.0 for Linux 2.4
Based upon Swansea University Computer Society NET3.039
Initializing RT netlink socket
Starting kswapd
devfs: v1.12c (20020818) Richard Gooch (rgooch@atnf.csiro.au)
devfs: boot_options: 0x0
JFFS2 version 2.1. (C) 2001 Red Hat, Inc., designed by Axis Communications AB.
pty: 256 Unix98 ptys configured
Generic RTC Driver v1.07
devsoc: devsoc_init:
loop: loaded (max 8 devices)
PPP generic driver version 2.4.2
PPP Deflate Compression module registered
flash: 8192KB at FF800000
Number of erase regions: 2
Primary Vendor Command Set: 0003 (Intel/Sharp Standard)
Primary Algorithm Table at 0035
Alternative Vendor Command Set: 0000 (None)
No Alternate Algorithm Table
Vcc Minimum: 2.7 V
Vcc Maximum: 3.6 V
Vpp Minimum: b.4 V
Vpp Maximum: c.6 V
Typical byte/word write timeout: 32 us
Maximum byte/word write timeout: 512 us
Full buffer write not supported
Typical block erase timeout: 1024 ms
Maximum block erase timeout: 8192 ms
Chip erase not supported
Device size: 0x400000 bytes (4 MiB)
Flash Device Interface description: 0x0001
- x16-only asynchronous interface
Max. bytes in buffer write: 0x1
Number of Erase Block Regions: 2
Erase Region #0: BlockSize 0x2000 bytes, 8 blocks
Erase Region #1: BlockSize 0x10000 bytes, 63 blocks
cfi_cmdset_0001: Erase suspend on write enabled
Using word write method
Creating 4 MTD partitions on "Intel Flash":
0x00000000-0x00040000 : "HRCW"
0x00040000-0x00700000 : "JFFS2"
0x00700000-0x00780000 : "U-Boot"
0x00780000-0x00800000 : "Kernel"
MPC8260 FCC Ethernet driver
devsoc_xcc_create c03c0000
MDIO on PC10, MDC on PC11
Created eth0
devsoc_xcc_create c03a0000
MDIO on PC10, MDC on PC11
Created eth1
NET4: Linux TCP/IP 1.0 for NET4.0
IP: routing cache hash table of 512 buckets, 4Kbytes
TCP: Hash tables configured (established 2048 bind 4096)
NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
Machine check in kernel mode.
Caused by (from SRR1=89032): Machine check signal
Oops: machine check, sig: 7
NIP: C008D840 XER: 20000000 LR: C00912E4 SP: C025FCA0 REGS: c025fbf0 TRAP:
0200
Not tainted
MSR: 00089032 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11
TASK = c025e000[1] 'swapper' Last syscall: 120
last math 00000000 last altivec 00000000
GPR00: 0000004C C025FCA0 C025E000 C038188C C0367A54 35BB7372 00000002 C0363000
GPR08: C03631E0 C038189C 0000025D C038189C 00040000 7EFFCFFD 01FFF000 00000001
GPR16: FFFFFFFF 00000000 00000000 01FF9424 003FF000 00000002 C0296574 C0296554
GPR24: C029654C 00000000 C0366910 C025FD58 00000000 C02964E4 0000025D C0367A54
Call backtrace:
C00912B8 C0091548 C0090F3C C00906F8 C0093454 C008FB1C C0041034
C0041430 C0056060 C00563E4 C005691C C0173A08 C0003BC0 C00039A4
C000642C
Kernel panic: Attempted to kill init!
<0>Rebooting in 180 seconds..
If there is no crash, the next lines under the "NET4: Unix domain sockets
1.0/SMP for Linux NET4.0." line are:
VFS: Mounted root (jffs2 filesystem) readonly.
Freeing unused kernel memory: 220k init
*** Running rc.modules
*** Running rc.serial
*** Attempting to start S05syslog
*** Attempting to start S15inet
Starting inetd
Done
*** Attempting to start S20network
*** Running rc.local
(none) login: root
login[44]: root login on `ttyS0'
#
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2005-05-07 15:57 Debug level "fixing" crash? JobHunts02
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