2.3.99pre4-4 oops with shm

From: J. Nick Koston (bdraco-lists@darkorb.net)
Date: Wed Apr 05 2000 - 20:02:27 EST


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Hash: SHA1

This happens (quite a lot) while trying to start X. pre2 didn't have this
problem.

                Nick

Error (expand_objects): cannot stat(./mga.o) for mga
Warning (map_ksym_to_module): cannot match loaded module mga to a unique module object. Trace may not be reliable.
Unable to handle kernel NULL pointer dereference at virtual address 00000022
c014eae4
*pde = 00000000
Oops: 0000
CPU: 1
EIP: 0010:[<c014eae4>]
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010202
eax: 00000003 ebx: cb786e00 ecx: 00000000 edx: 00000000
esi: c966bf78 edi: 00000001 ebp: c966bf78 esp: c966beb0
ds: 0018 es: 0018 ss: 0018
Process gnome-session (pid: 684, stackpage=c966b000)
Stack: cb786e00 c966bf78 cb786e00 c966bf78 c014f040 00000000 00000001 cb786e00
       c966bf78 00000003 00000002 c966bf78 00000282 00000000 cae02e80 c02505a7
       cb3ea9f1 c014f346 c966bf78 cb786e00 00000001 cb786e00 00000000 c966bf78
Call Trace: [<c014f040>] [<c02505a7>] [<c014f346>] [<c013f69a>] [<c0199389>] [<c01132a6>] [<c010bf7c>]
Code: 0f b7 59 22 8b 81 9c 00 00 00 85 c0 74 13 8b 40 30 85 c0 74

>>EIP; c014eae4 <permission+c/114> <=====
Trace; c014f040 <lookup_dentry+23c/25c>
Trace; c02505a7 <vsprintf+38f/3cc>
Trace; c014f346 <open_namei+52/3e8>
Trace; c013f69a <__filp_open+3e/64>
Trace; c0199389 <sys_shmat+119/290>
Trace; c01132a6 <sys_ipc+15a/1d4>
Trace; c010bf7c <system_call+34/38>
Code; c014eae4 <permission+c/114>
00000000 <_EIP>:
Code; c014eae4 <permission+c/114> <=====
   0: 0f b7 59 22 movzwl 0x22(%ecx),%ebx <=====
Code; c014eae8 <permission+10/114>
   4: 8b 81 9c 00 00 00 mov 0x9c(%ecx),%eax
Code; c014eaee <permission+16/114>
   a: 85 c0 test %eax,%eax
Code; c014eaf0 <permission+18/114>
   c: 74 13 je 21 <_EIP+0x21> c014eb05 <permission+2d/114>
Code; c014eaf2 <permission+1a/114>
   e: 8b 40 30 mov 0x30(%eax),%eax
Code; c014eaf5 <permission+1d/114>
  11: 85 c0 test %eax,%eax
Code; c014eaf7 <permission+1f/114>
  13: 74 00 je 15 <_EIP+0x15> c014eaf9 <permission+21/114>

Unable to handle kernel NULL pointer dereference at virtual address 00000022
*pde = 00000000
Oops: 0000
CPU: 1
EIP: 0010:[<c014eae4>]
EFLAGS: 00010202
eax: 00000003 ebx: cb786e00 ecx: 00000000 edx: 00000000
esi: c9699f78 edi: 00000001 ebp: c9699f78 esp: c9699eb0
ds: 0018 es: 0018 ss: 0018
Process gnome-login-che (pid: 734, stackpage=c9699000)
Stack: cb786e00 c9699f78 cb786e00 c9699f78 c014f040 00000000 00000001 cb786e00
       c9699f78 00000003 00000002 c9699f78 00000282 00000000 c990d660 c02505a7
       cb3eab31 c014f346 c9699f78 cb786e00 00000001 cb786e00 00000000 c9699f78
Call Trace: [<c014f040>] [<c02505a7>] [<c014f346>] [<c013f69a>] [<c0199389>] [<c01132a6>] [<c010bf7c>]
Code: 0f b7 59 22 8b 81 9c 00 00 00 85 c0 74 13 8b 40 30 85 c0 74

>>EIP; c014eae4 <permission+c/114> <=====
Trace; c014f040 <lookup_dentry+23c/25c>
Trace; c02505a7 <vsprintf+38f/3cc>
Trace; c014f346 <open_namei+52/3e8>
Trace; c013f69a <__filp_open+3e/64>
Trace; c0199389 <sys_shmat+119/290>
Trace; c01132a6 <sys_ipc+15a/1d4>
Trace; c010bf7c <system_call+34/38>
Code; c014eae4 <permission+c/114>
00000000 <_EIP>:
Code; c014eae4 <permission+c/114> <=====
   0: 0f b7 59 22 movzwl 0x22(%ecx),%ebx <=====
Code; c014eae8 <permission+10/114>
   4: 8b 81 9c 00 00 00 mov 0x9c(%ecx),%eax
Code; c014eaee <permission+16/114>
   a: 85 c0 test %eax,%eax
Code; c014eaf0 <permission+18/114>
   c: 74 13 je 21 <_EIP+0x21> c014eb05 <permission+2d/114>
Code; c014eaf2 <permission+1a/114>
   e: 8b 40 30 mov 0x30(%eax),%eax
Code; c014eaf5 <permission+1d/114>
  11: 85 c0 test %eax,%eax
Code; c014eaf7 <permission+1f/114>
  13: 74 00 je 15 <_EIP+0x15> c014eaf9 <permission+21/114>

Unable to handle kernel NULL pointer dereferen

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This archive was generated by hypermail 2b29 : Fri Apr 07 2000 - 21:00:15 EST