Re: kernel bug with 2.4.0-test12pre7 at startup

Norbert Breun
2000-12-09T14:55:28Z

Mark,

after applying that patch I cut out of an email from Linus the bug continues
to appear but the output of ksymoops looks a little bit shorter.

>I've read Linus' posting and patched my kernel. It's compiling now.
>Nevertheless I attached the output of ksymoops - maybe it'll be still
>helpfull - or throw it away.

kind regards
Norbert

============== new output of ksymoops after Linus' patch==================
ksymoops 0.7c on i586 2.4.0-test11. Options used
-V (default)
-k /proc/ksyms (default)
-l /proc/modules (default)
-o /lib/modules/2.4.0-test11/ (default)
-m /boot/System.map (specified)

<4>invalid operand: 0000
<4>CPU: 0
<4>EIP: 0010:[end_buffer_io_async+238/304]
<4>EFLAGS: 00010286
<4>eax: 0000001c ebx: c7e78d40 ecx: c0265e88 edx: c0265e88
<4>esi: c1219768 edi: 00000202 ebp: c7e78d88 esp: c7ea1bd8
<4>ds: 0018 es: 0018 ss: 0018
<4>Process swapper (pid: 7, stackpage=c7ea1000)
<4>Stack: c0223ea5 c02241da 0000033b c12b1780 c1296c00 c7e76800 c7e78d40
c016e07
<4> c7e78d40 00000001 c7e78d40 00000001 00000004 0000002c c016687c
c02d9ea
<4> 00000000 c7e78d40 c7e78d40 00000001 00000000 c7ea1c84 c01669f3
0000000
<4>Call Trace: [tvecs+13789/69284] [tvecs+14610/69284]
[rd_make_request+249/260]
<4>Code: 0f 0b 83 c4 0c 90 8d 74 26 00 8d 5e 28 8d 46 2c 39 46 2c 74
Using defaults from ksymoops -t elf32-i386 -a i386

Code; 00000000 Before first symbol
00000000 <_EIP>:
Code; 00000000 Before first symbol
0: 0f 0b ud2a
Code; 00000002 Before first symbol
2: 83 c4 0c add $0xc,%esp
Code; 00000005 Before first symbol
5: 90 nop
Code; 00000006 Before first symbol
6: 8d 74 26 00 lea 0x0(%esi,1),%esi
Code; 0000000a Before first symbol
a: 8d 5e 28 lea 0x28(%esi),%ebx
Code; 0000000d Before first symbol
d: 8d 46 2c lea 0x2c(%esi),%eax
Code; 00000010 Before first symbol
10: 39 46 2c cmp %eax,0x2c(%esi)
Code; 00000013 Before first symbol
13: 74 00 je 15 <_EIP+0x15> 00000015 Before first
symbol

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