Re: Oops with tmpfs on both 2.4.22 & 2.6.0-test11

From: James W McMechan (mcmechanjw_at_juno.com)
Date: 11/30/03

  • Next message: Santiago Garcia Mantinan: "IDE DMA setting not available on 2.4.23 as a module" 
    To: wli@holomorphy.com
Date:	Sun, 30 Nov 2003 09:34:44 -0800

    >Please post the oops (run through ksymoops as-needed).

    I still think the one line test program was easier...

    I hope this helps

    # ksymoops -m /boot/System.map-2.4.22 Oops.file
    ksymoops 2.4.9 on i586 2.4.22. Options used
         -V (default)
         -k /proc/ksyms (default)
         -l /proc/modules (default)
         -o /lib/modules/2.4.22/ (default)
         -m /boot/System.map-2.4.22 (specified)

    Unable to handle kernel NULL pointer dereference at virtual address
    00000000
    c0141937
    *pde = 00000000
    Oops: 0002
    CPU: 0
    EIP: 0010:[<c0141937>] Not tainted
    Using defaults from ksymoops -t elf32-i386 -a i386
    EFLAGS: 00010282
    eax: 00000000 ebx: c1b14410 ecx: c1b143f0 edx: c1b14410
    esi: 00000002 edi: 00000000 ebp: c1f81f80 esp: c1f81f60
    ds: 0018 es: 0018 ss: 0018
    Process a.out (pid: 1331, stackpage=c1f81000)
    Stack: c1fe4f24 c38d25c0 c1fe46a0 c1fe46ac c1b143f0 00000000 00000000
    c2047654
           c1f81fbc c0133d06 c2047654 00000002 00000000 00000000 c0123c5c
    0804a000
           00001000 c1f80000 c0141820 ffffffea c1f80000 080495a8 00000002
    bffffaa8
    Call Trace: [<c0133d06>] [<c0123c5c>] [<c0141820>] [<c01071e3>]
    Code: 89 10 8b 5d 08 8b 43 08 8b 40 08 8d 48 6c ff 40 6c 0f 8e f7

    >>EIP; c0141937 <dcache_dir_lseek+117/150> <=====

    >>ebx; c1b14410 <_end+186dcb8/455b908>
    >>ecx; c1b143f0 <_end+186dc98/455b908>
    >>edx; c1b14410 <_end+186dcb8/455b908>
    >>ebp; c1f81f80 <_end+1cdb828/455b908>
    >>esp; c1f81f60 <_end+1cdb808/455b908>

    Trace; c0133d06 <sys_lseek+56/a0>
    Trace; c0123c5c <sys_brk+ec/120>
    Trace; c0141820 <dcache_dir_lseek+0/150>
    Trace; c01071e3 <system_call+33/40>

    Code; c0141937 <dcache_dir_lseek+117/150>
    00000000 <_EIP>:
    Code; c0141937 <dcache_dir_lseek+117/150> <=====
       0: 89 10 mov %edx,(%eax) <=====
    Code; c0141939 <dcache_dir_lseek+119/150>
       2: 8b 5d 08 mov 0x8(%ebp),%ebx
    Code; c014193c <dcache_dir_lseek+11c/150>
       5: 8b 43 08 mov 0x8(%ebx),%eax
    Code; c014193f <dcache_dir_lseek+11f/150>
       8: 8b 40 08 mov 0x8(%eax),%eax
    Code; c0141942 <dcache_dir_lseek+122/150>
       b: 8d 48 6c lea 0x6c(%eax),%ecx
    Code; c0141945 <dcache_dir_lseek+125/150>
       e: ff 40 6c incl 0x6c(%eax)
    Code; c0141948 <dcache_dir_lseek+128/150>
      11: 0f 8e f7 00 00 00 jle 10e <_EIP+0x10e>

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  • Next message: Santiago Garcia Mantinan: "IDE DMA setting not available on 2.4.23 as a module"

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