2011/8/13 Diego Marrón <[email protected]>

>
>
> On Sat, Aug 13, 2011 at 12:32 AM, Geert Stappers <[email protected]>wrote:
>
>> On Fri, Aug 12, 2011 at 07:13:27PM +0200, Diego Marrón wrote:
>> > Hello!
>> >
>> > I'm new on mips world, and new to the list. And i'm not pretty sure if
>> this
>> > is the correct one to send this question.
>> >
>> >
>> > I'm testing  vmlinux-3.0.0-1-4kc-malta kernel, on qemu-mipsel. I run it
>> with
>> > this line:
>> >
>> > ./qemu-system-mipsel -M malta -m 128 -cpu 4Kc -kernel $KERNEL -hda
>> debian_wheezy_mipsel_std.qcow2 -append "root=/dev/sda1" -nographic
>> >
>> > This same line, but running it with $KERNEL=vmlinux-2.6.32-5-4kc-malta
>> works
>> > fine. (yes i update from squeeze)
>> >
>> > but with vmliux-3.0 I get this kernel panic:
>> >
>> > [    0.000000] Initializing cgroup subsys cpu
>> > [    0.000000] Linux version 3.0.0-1-4kc-malta (Debian 3.0.0-1) (
>> [email protected]) (gcc version 4.5.3 (Debian 4.5.3-3) ) #1 Mon Jul 25
>> 14:35:25 UTC 2011
>> > [    0.000000] Config serial console: console=ttyS0,38400n8r
>> > [    0.000000] bootconsole [early0] enabled
>> > [    0.000000] CPU revision is: 00018000 (MIPS 4Kc)
>> > [    0.000000] Determined physical RAM map:
>> > [    0.000000]  memory: 00001000 @ 00000000 (reserved)
>> > [    0.000000]  memory: 000ef000 @ 00001000 (ROM data)
>> > [    0.000000]  memory: 00616000 @ 000f0000 (reserved)
>> > [    0.000000]  memory: 078fa000 @ 00706000 (usable)
>> > [    0.000000] Wasting 57536 bytes for tracking 1798 unused pages
>> > [    0.000000] Initrd not found or empty - disabling initrd
>> > [    0.000000] Zone PFN ranges:
>> > [    0.000000]   DMA      0x00000000 -> 0x00001000
>> > [    0.000000]   Normal   0x00001000 -> 0x00008000
>> > [    0.000000] Movable zone start PFN for each node
>> > [    0.000000] early_node_map[1] active PFN ranges
>> > [    0.000000]     0: 0x00000000 -> 0x00008000
>> > [    0.000000] Built 1 zonelists in Zone order, mobility grouping on.
>>  Total pages: 32512
>> > [    0.000000] Kernel command line: root=/dev/sda1
>> console=ttyS0,38400n8r
>> > [    0.000000] PID hash table entries: 512 (order: -1, 2048 bytes)
>> > [    0.000000] Dentry cache hash table entries: 16384 (order: 4, 65536
>> bytes)
>> > [    0.000000] Inode-cache hash table entries: 8192 (order: 3, 32768
>> bytes)
>> > [    0.000000] Primary instruction cache 2kB, VIPT, 2-way, linesize 16
>> bytes.
>> > [    0.000000] Primary data cache 2kB, 2-way, VIPT, no aliases, linesize
>> 16 bytes
>> > [    0.000000] Memory: 122712k/123880k available (4253k kernel code,
>> 1168k reserved, 1192k data, 236k init, 0k highmem)
>> > [    0.000000] NR_IRQS:256
>> > [    0.000000] CPU 0 Unable to handle kernel paging request at virtual
>> address 00000080, epc == 80655a3c, ra == 80655a1c
>> > [    0.000000] Oops[#1]:
>> > [    0.000000] Cpu 0
>> > [    0.000000] $ 0   : 00000000 10000000 00000000 1bdc0001
>> > [    0.000000] $ 4   : 00000018 10000000 00000001 00000000
>> > [    0.000000] $ 8   : 00000000 007cffff 87c09000 00000000
>> > [    0.000000] $12   : 00000001 87c0679c ffffffff fffffffc
>> > [    0.000000] $16   : 8068042e 80680000 80690000 80690000
>> > [    0.000000] $20   : 00000000 00000000 00000000 00000000
>> > [    0.000000] $24   : 00000000 00000000
>> > [    0.000000] $28   : 80618000 80619ec0 00000000 80655a1c
>> > [    0.000000] Hi    : 00000000
>> > [    0.000000] Lo    : 00000000
>> > [    0.000000] epc   : 80655a3c arch_init_irq+0x38/0x168
>> > [    0.000000]     Not tainted
>> > [    0.000000] ra    : 80655a1c arch_init_irq+0x18/0x168
>> > [    0.000000] Status: 10000002    KERNEL EXL
>> > [    0.000000] Cause : 0080000c
>> > [    0.000000] BadVA : 00000080
>> > [    0.000000] PrId  : 00018000 (MIPS 4Kc)
>> > [    0.000000] Modules linked in:
>> > [    0.000000] Process swapper (pid: 0, threadinfo=80618000,
>> task=8061da80, tls=00000000)
>> > [    0.000000] Stack : 80680000 80690000 80690000 00000000 00000000
>> 8068042e 80680000 806527d8
>> > [    0.000000]         00000000 8067c1f8 ffffffff 80695cf4 8065221c
>> 00000000 80680408 00000000
>> > [    0.000000]         8067c1f8 00000000 00000000 00000000 00000000
>> 00000000 00000000 8051c090
>> > [    0.000000]         00000000 00000000 00000000 00000000 00000000
>> 00000000 00000000 00000000
>> > [    0.000000]         00000000 00000000 00000000 00000000 00000000
>> 00000000 00000000 00000000
>> > [    0.000000]         ...
>> > [    0.000000] Call Trace:
>> > [    0.000000] [<80655a3c>] arch_init_irq+0x38/0x168
>> > [    0.000000] [<806527d8>] start_kernel+0x250/0x434
>> > [    0.000000] [<8051c090>] kernel_entry+0x0/0xa0
>> > [    0.000000]
>> > [    0.000000]
>> > [    0.000000] Code: 8c42e044  3c031bdc  24630001 <ac430080> 24030001
>> 3c028069  081956a0  ac43e040  8c43e01c
>> > [    0.000000] Disabling lock debugging due to kernel taint
>> > [    0.000000] Kernel panic - not syncing: Attempted to kill the idle
>> task!
>> >
>> >
>> > Any idea?
>>
>> Which version of qemu-system-mipsel is used?
>>
>>
>>
>
>
>
>


>>Oops, that is a short answer.
>>Let's see if the _next message_ in this thread is a better one.

sorry :S

I'm using 14.1 on fc14
Also i Tried 13 with the same results


>>The Debian archive had three versions of QEMU 14.1.
>>The latest, 14.1+dsfg-3, has a mipsel bug (#562887) fixed.

>>And in exprimental there is version 0.15.0~rc2+dfsg-1


>>About kernels
>>  vmlinux-2.6.32-5-4kc-malta   : good
>>  vmlinux-3.0.0-1-4kc-malta    : bad

Why 3.0 is a bad one? Which are the differences between them?


> thanks!
>>
>> HtH
>>
>>
>> ;)
>


>
>
>> Groeten
>> Geert Stappers
>> --
>> > And is there a policy on top-posting vs. bottom-posting?
>> Yes.
>>
>>
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>>
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