On Wed, May 02, 2001 at 09:51:39PM +1000, Andrew Morton wrote: > Envelope-to: gbsadler@localhost > From: Andrew Morton <[EMAIL PROTECTED]> > X-Mailer: Mozilla 4.76 [en] (X11; U; Linux 2.4.3-ac13 i686) > To: Gordon Sadler <[EMAIL PROTECTED]> > Subject: Re: PROBLEM: 2.4.4 oops, will not boot > > Gordon Sadler wrote: > > > > Please CC on replies. > > Attached is REPORTING-BUGS template from source, and a hand copied oops > > that I ran through ksymoops. I really hope this is resolved, anything > > further needed, just ask. > > Unfortunately the ksymoops output doesn't show the call trace. > Can you please try again? A reproducable oops is, err, rather > important. The syntax to feed into ksymoops is > > Call Trace: [<c0111234>] [<c0123456>] ... > > Thanks. > Right, I see the problem now.. s/Calltrace/Call Trace/ Reran oops through ksymoops with change to Call Trace, output attached.
ksymoops 2.4.1 on i686 2.2.19. Options used -V (default) -K (specified) -L (specified) -o /lib/modules/2.4.4/ (specified) -m /boot/System.map-2.4.4 (specified) No modules in ksyms, skipping objects Unable to handle kernel NULL pointer dereference at virtual address 00000014 printing EIP: c01254b5 *pde = 00000000 Oops: 0000 CPU: 0 EIP: 0010: [<c01254b5>] Using defaults from ksymoops -t elf32-i386 -a i386 eflags: 00010013 eax: c1227e08 ebx: c1227e08 ecx: c7e3ff68 edx: 00000000 esi: 00000286 edi: 00000007 ebp: c12343c0 esp: c7e3feec ds: 0018 es: 0018 ss: 0018 stack: 00000000 c1263080 c12630dc c013ec88 c1277e08 00000007 00000000 c1263080 c12630dc c12343c0 00000005 c01370c8 c12343c0 c7e3ff68 c7e3ff68 00000000 c12343c0 c7e3ffa4 c0137819 c12343c0 c7e3ff68 00000000 c1265000 00000000 Call Trace: [<c013ec88>] [<c01370c8>] [<c0137819>] [<c0136e4a>] [<c0137e3c>] [<c0134f36>] [<c0106b9b>] Code: 8b 42 14 ff 42 10 89 c1 0f af 4b 0c 03 4a 0c 8b 44 82 18 89 >>EIP; c01254b5 <kmem_cache_alloc+15/60> <===== Trace; c013ec88 <d_alloc+18/190> Trace; c01370c8 <real_lookup+38/c0> Trace; c0137819 <path_walk+579/7c0> Trace; c0136e4a <getname+5a/a0> Trace; c0137e3c <__user_walk+3c/60> Trace; c0134f36 <sys_lstat64+16/70> Trace; c0106b9b <system_call+33/38> Code; c01254b5 <kmem_cache_alloc+15/60> 00000000 <_EIP>: Code; c01254b5 <kmem_cache_alloc+15/60> <===== 0: 8b 42 14 mov 0x14(%edx),%eax <===== Code; c01254b8 <kmem_cache_alloc+18/60> 3: ff 42 10 incl 0x10(%edx) Code; c01254bb <kmem_cache_alloc+1b/60> 6: 89 c1 mov %eax,%ecx Code; c01254bd <kmem_cache_alloc+1d/60> 8: 0f af 4b 0c imul 0xc(%ebx),%ecx Code; c01254c1 <kmem_cache_alloc+21/60> c: 03 4a 0c add 0xc(%edx),%ecx Code; c01254c4 <kmem_cache_alloc+24/60> f: 8b 44 82 18 mov 0x18(%edx,%eax,4),%eax Code; c01254c8 <kmem_cache_alloc+28/60> 13: 89 00 mov %eax,(%eax)