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Re: Bug in sgi-xfs?

To: linux-xfs@xxxxxxxxxxx
Subject: Re: Bug in sgi-xfs?
From: Willi Langenberger <wlang@xxxxxxxxxxxxx>
Date: Tue, 9 Oct 2001 13:13:31 +0200
In-reply-to: <30368.1002622509@xxxxxxxxxxxxxxxxxxxxx>
References: <15298.50628.6988.697607@xxxxxxxxxxxxxxxxxxx> <30368.1002622509@xxxxxxxxxxxxxxxxxxxxx>
Reply-to: Willi.Langenberger@xxxxxxxxxxxxx
Sender: owner-linux-xfs@xxxxxxxxxxx
According to Keith Owens:
> You need to feed the oops through ksymoops to convert addresses to symbols.

Ok, next try (i am, as you have seen in the meantime, very new to
kernel bug reporting -- thank you for your patience).

Here we go:

-----snip-snip------------------

# ksymoops -k /proc/ksyms -l /proc/modules -o /lib/modules/2.4.5-SGI_XFS_1.0.1/ 
-m /boot/System.map-2.4.5-SGI_XFS_1.0.1

Warning (compare_maps): ksyms_base symbol __VERSIONED_SYMBOL(shmem_file_setup) 
not found in System.map.  Ignoring ksyms_base entry
Warning (compare_maps): mismatch on symbol partition_name  , ksyms_base says 
c0220940, System.map says c014fb50.  Ignoring ksyms_base entry
Unable to handle kernel paging request at virtual address 2ca0721c
c01449f2
*pde = 00000000
Oops: 0000
CPU:    0
EIP:    0010:[<c01449f2>]
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010207
eax: ffffffff   ebx: 2ca07218   ecx: c189dfa0   edx: 00134880
esi: 2ca07210   edi: 2ca07218   ebp: c189dfa0   esp: c189df88
ds: 0018   es: 0018   ss: 0018
Process kswapd (pid: 4, stackpage=c189d000)
Stack: 0000028b 00000004 00000000 0008e000 00000001 00000000 c189dfa0 c189dfa0 
       c0144af1 00001839 c012a56f 00000006 00000004 00000006 00000004 00000004 
       00000000 c189c000 c02815f1 c189c239 c012a5eb 00000004 00000000 00010f00 
Call Trace: [<c0144af1>] [<c012a56f>] [<c012a5eb>] [<c0105000>] [<c0105647>] 
Code: 8b 7f 04 8b 86 f4 00 00 00 a8 38 74 21 68 8a 02 00 00 68 7f 

>>EIP; c01449f2 <prune_icache+3e/11c>   <=====
Trace; c0144af1 <shrink_icache_memory+21/30>
Trace; c012a56f <do_try_to_free_pages+2f/58>
Trace; c012a5eb <kswapd+53/e0>
Trace; c0105000 <do_linuxrc+0/d8>
Trace; c0105647 <kernel_thread+23/30>
Code;  c01449f2 <prune_icache+3e/11c>
00000000 <_EIP>:
Code;  c01449f2 <prune_icache+3e/11c>   <=====
   0:   8b 7f 04                  mov    0x4(%edi),%edi   <=====
Code;  c01449f5 <prune_icache+41/11c>
   3:   8b 86 f4 00 00 00         mov    0xf4(%esi),%eax
Code;  c01449fb <prune_icache+47/11c>
   9:   a8 38                     test   $0x38,%al
Code;  c01449fd <prune_icache+49/11c>
   b:   74 21                     je     2e <_EIP+0x2e> c0144a20 
<prune_icache+6c/11c>
Code;  c01449ff <prune_icache+4b/11c>
   d:   68 8a 02 00 00            push   $0x28a
Code;  c0144a04 <prune_icache+50/11c>
  12:   68 7f 00 00 00            push   $0x7f


3 warnings issued.  Results may not be reliable.

-----snip-snip------------------

Thank you very much!


\wlang{}

-- 
Willi.Langenberger@xxxxxxxxxxxxx                 Fax: +43/1/31336/702
Zentrum fuer Informatikdienste, Wirtschaftsuniversitaet Wien, Austria


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