From mboxrd@z Thu Jan  1 00:00:00 1970
From: richard offer <offer@sgi.com>
Date: Wed, 01 Aug 2001 23:05:36 +0000
Subject: [Linux-ia64] Panic in linuxrc (2.4.7)
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List-Id: <linux-ia64.vger.kernel.org>
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To: linux-ia64@vger.kernel.org

I've just got my first (secondhand) IA64 box, and I'm trying to get 2.4.7
running so port some other kernel code (loadable security modules) to the
IA64.

Taking a vanilla 2.4.7, applying the 0726 patch (#2) and the suggested
compiler fix as I'm using stock RedHat 7.1, I get...


Freeing initrd memory: 736kB freed
VFS: Mounted root (ext2 filesystem).
linuxrc[8]: IA-64 Illegal operation fault 0

psr : 0000101008026018 ifs : 800000000000050c ip  : [<e000000004721ee0>]
unat: 0000000000000000 pfs : 0000000000000000 rsc : 0000000000000000
rnat: 0000000000000000 bsps: 0000000000000000 pr  : 000000000000445b
ldrs: 0000000000000000 ccv : 0000000000000001 fpsr: 0009804c0270033f
b0  : e00000000440ef90 b6  : e000000004482060 b7  : e00000000440f810
f6  : 1003e0000000000001940 f7  : 1003e0000000000000040
f8  : 1003e0000000000000001 f9  : 1003efffffffffffffe08
r1  : e000000004927000 r2  : e0000000048be800 r3  : e0000000047798a9
r8  : 0000000000000000 r9  : 000000000000048c r10 : 0000000000000000
r11 : 000000000000038a r12 : 800000ffffffde80 r13 : e00000003f090000
r14 : 0000000000000100 r15 : 0000000000000409 r16 : 0000000000000806
r17 : 0000000000000100 r18 : e00000003f09f8d0 r19 : e00000003f0b2530
r20 : e00000003f0b24f0 r21 : e00000003f0b2538 r22 : 0000000000000001
r23 : 0000000000000001 r24 : e000000004bd14f0 r25 : e000000000023198
r26 : e000000000022fe8 r27 : e000000000023010 r28 : e000000004bd1488
r29 : e00000003e728000 r30 : e000000004be0000 r31 : 0000000000000c9c
r32 : 0000000000000000 r33 : 0000000000000000 r34 : 0000000000000000
r35 : 0000000000000000 r36 : 0000000000000000 r37 : 0000000000000000
r38 : 0000000000000000 r39 : 0000000000000000 r40 : 0000000000000000
r41 : 0000000000000000 r42 : 0000000000000000 r43 : 0000000000000000

Call Trace: [<e0000000044140b0>] sp=0x800000ffffffd9c0
bsp=0xe00000003f090d70


Running this through ksymoops gave

Warning (Oops_read): Code line not seen, dumping what data is available

>>IP;  e000000004721ee0 <long_do_clear+70/110>   <==>>b0;  e00000000440ef90 <do_linuxrc+d0/100>
>>b6;  e000000004482060 <generic_file_mmap+0/1a0>
>>b7;  e00000000440f810 <ia64_switch_to+b0/120>
Trace; e0000000044140b0 <show_stack+50/c0>


1 warning issued.  Results may not be reliable.


Any clues ?


thanks

richard.

PS
[ acid 2.4.3-#1 ] cat /proc/cpuinfo 
processor  : 0
vendor     : GenuineIntel
family     : IA-64
model      : Itanium
revision   : 2
archrev    : 0
features   : standard
cpu number : 0
cpu regs   : 4
cpu MHz    : 666.713040
itc MHz    : 666.713040
BogoMIPS   : 664.79