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* Oops with 2.6.1-rc2-mm1
@ 2004-01-08 15:00 Norberto Bensa
  2004-01-08 16:17 ` Daniel Drake
  0 siblings, 1 reply; 2+ messages in thread
From: Norberto Bensa @ 2004-01-08 15:00 UTC (permalink / raw)
  To: Andrew Morton; +Cc: linux-kernel

[-- Attachment #1: signed data --]
[-- Type: text/plain, Size: 6744 bytes --]

All right, this is one of my two or three "BSOD" since I use Linux :-)
Not sure if I did ksymoops right. I hope this is useful


$ /sbin/ksymoops
ksymoops 2.4.9 on i686 2.6.1-rc2-mm1.  Options used
     -V (default)
     -k /proc/ksyms (default)
     -l /proc/modules (default)
     -o /lib/modules/2.6.1-rc2-mm1/ (default)
     -m /usr/src/linux/System.map (default)

Warning: You did not tell me where to find symbol information.  I will
assume that the log matches the kernel and modules that are running
right now and I'll use the default options above for symbol resolution.
If the current kernel and/or modules do not match the log, you can get
more accurate output by telling me the kernel version and where to find
map, modules, ksyms etc.  ksymoops -h explains the options.

Error (regular_file): read_ksyms stat /proc/ksyms failed
/sbin/ksymoops: No such file or directory
No modules in ksyms, skipping objects
No ksyms, skipping lsmod
Reading Oops report from the terminal
Unable to handle kernel paging request at virtual address 193d2029
 printing eip:
c0152546
*pde = 00000000
Oops: 0000 [#1]
PREEMPT
CPU:    0
EIP:    0060:[<c0152546>]    Tainted: PF  VLI
EFLAGS: 00010202
eax: 00000000   ebx: d9fb0008   ecx: c0260a74   edx: c140f388
esi: 193d2025   edi: 00000000   ebp: 00000100   esp: da29def4
ds: 007b   es: 007b   ss: 0068
Process kdeinit (pid: 4298, threadinfo=da29c000 task=d9e18ce0)
Stack: d9893720 00000001 c0152951 da29df48 00000000 00000000 00000010 00000008
       000000b8 00000000 00000000 000000b8 da2de7ac da2de7a8 da2de7a4 da2de7b8
       da2de7b4 da2de7b0 7fffffff 00000008 00000000 c0152577 d9fb0000 00000000
Call Trace: [<c0152951>]  [<c0152577>]  [<c0152c93>]  [<c0227f0e>]
Code: d9 fb ff ff 90 8b 44 24 04 c7 00 77 25 15 c0 c7 40 08 00 00 00 00 c7 40 
04 00 00 00 00 c3 56 53 8b 44 24 0c 8b 70 04 85 f6 74 2e <8b> 5e 04 83 eb 1c 
8b 43 18 8d 53 04 e8 39 58 fc ff 8b 03 e8 d3
Badness in unblank_screen at drivers/char/vt.c:2793
Call Trace: [<c01ccfb6>]  [<c0114c9b>]  [<c010a87f>]  [<c0115233>]  
[<c0115e0d>]  [<c0116afe>]  [<c0114f12>]  [<c02289e7>]  [<c0152546>]  
[<c0152951>]  [<c0152577>]  [<c0152c93>]  [<c0227f0e>]
Unable to handle kernel paging request at virtual address 193d2029
c0152546
*pde = 00000000
Oops: 0000 [#1]
CPU:    0
EIP:    0060:[<c0152546>]    Tainted: PF  VLI
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010202
eax: 00000000   ebx: d9fb0008   ecx: c0260a74   edx: c140f388
esi: 193d2025   edi: 00000000   ebp: 00000100   esp: da29def4
ds: 007b   es: 007b   ss: 0068
Stack: d9893720 00000001 c0152951 da29df48 00000000 00000000 00000010 00000008
       000000b8 00000000 00000000 000000b8 da2de7ac da2de7a8 da2de7a4 da2de7b8
       da2de7b4 da2de7b0 7fffffff 00000008 00000000 c0152577 d9fb0000 00000000
Call Trace: [<c0152951>]  [<c0152577>]  [<c0152c93>]  [<c0227f0e>]
Code: d9 fb ff ff 90 8b 44 24 04 c7 00 77 25 15 c0 c7 40 08 00 00 00 00 c7 40 
04 00 00 00 00 c3 56 53 8b 44 24 0c 8b 70 04 85 f6 74 2e <8b> 5e 04 83 eb 1c 
8b 43 18 8d 53 04 e8 39 58 fc ff 8b 03 e8 d3


>>EIP; c0152546 <poll_freewait+d/3e>   <=====

>>ebx; d9fb0008 <_end+19d02c88/3fd4fc80>
>>ecx; c0260a74 <contig_page_data+114/398>
>>edx; c140f388 <_end+1162008/3fd4fc80>
>>esp; da29def4 <_end+19ff0b74/3fd4fc80>

Trace; c0152951 <do_select+27e/293>
Trace; c0152577 <__pollwait+0/9a>
Trace; c0152c93 <sys_select+315/45b>
Trace; c0227f0e <sysenter_past_esp+43/65>

This architecture has variable length instructions, decoding before eip
is unreliable, take these instructions with a pinch of salt.

Code;  c015251b <.text.lock.readdir+10/15>
00000000 <_EIP>:
Code;  c015251b <.text.lock.readdir+10/15>
   0:   d9 fb                     fsincos
Code;  c015251d <.text.lock.readdir+12/15>
   2:   ff                        (bad)
Code;  c015251e <.text.lock.readdir+13/15>
   3:   ff 90 8b 44 24 04         call   *0x424448b(%eax)
Code;  c0152524 <poll_initwait+4/19>
   9:   c7 00 77 25 15 c0         movl   $0xc0152577,(%eax)
Code;  c015252a <poll_initwait+a/19>
   f:   c7 40 08 00 00 00 00      movl   $0x0,0x8(%eax)
Code;  c0152531 <poll_initwait+11/19>
  16:   c7 40 04 00 00 00 00      movl   $0x0,0x4(%eax)
Code;  c0152538 <poll_initwait+18/19>
  1d:   c3                        ret
Code;  c0152539 <poll_freewait+0/3e>
  1e:   56                        push   %esi
Code;  c015253a <poll_freewait+1/3e>
  1f:   53                        push   %ebx
Code;  c015253b <poll_freewait+2/3e>
  20:   8b 44 24 0c               mov    0xc(%esp,1),%eax
Code;  c015253f <poll_freewait+6/3e>
  24:   8b 70 04                  mov    0x4(%eax),%esi
Code;  c0152542 <poll_freewait+9/3e>
  27:   85 f6                     test   %esi,%esi
Code;  c0152544 <poll_freewait+b/3e>
  29:   74 2e                     je     59 <_EIP+0x59>

This decode from eip onwards should be reliable

Code;  c0152546 <poll_freewait+d/3e>
00000000 <_EIP>:
Code;  c0152546 <poll_freewait+d/3e>   <=====
   0:   8b 5e 04                  mov    0x4(%esi),%ebx   <=====
Code;  c0152549 <poll_freewait+10/3e>
   3:   83 eb 1c                  sub    $0x1c,%ebx
Code;  c015254c <poll_freewait+13/3e>
   6:   8b 43 18                  mov    0x18(%ebx),%eax
Code;  c015254f <poll_freewait+16/3e>
   9:   8d 53 04                  lea    0x4(%ebx),%edx
Code;  c0152552 <poll_freewait+19/3e>
   c:   e8 39 58 fc ff            call   fffc584a <_EIP+0xfffc584a>
Code;  c0152557 <poll_freewait+1e/3e>
  11:   8b 03                     mov    (%ebx),%eax
Code;  c0152559 <poll_freewait+20/3e>
  13:   e8                        .byte 0xe8
Code;  c015255a <poll_freewait+21/3e>
  14:   d3                        .byte 0xd3

Call Trace: [<c01ccfb6>]  [<c0114c9b>]  [<c010a87f>]  [<c0115233>]  
[<c0115e0d>]  [<c0116afe>]  [<c0114f12>]  [<c02289e7>]  [<c0152546>]  
[<c0152951>]  [<c0152577>]  [<c0152c93>]  [<c0227f0e>]

Warning (Oops_read): Code line not seen, dumping what data is available


Trace; c01ccfb6 <unblank_screen+28/f2>
Trace; c0114c9b <bust_spinlocks+1f/46>
Trace; c010a87f <die+79/d2>
Trace; c0115233 <do_page_fault+321/462>
Trace; c0115e0d <recalc_task_prio+13e/14a>
Trace; c0116afe <schedule+424/4c2>
Trace; c0114f12 <do_page_fault+0/462>
Trace; c02289e7 <error_code+2f/38>
Trace; c0152546 <poll_freewait+d/3e>
Trace; c0152951 <do_select+27e/293>
Trace; c0152577 <__pollwait+0/9a>
Trace; c0152c93 <sys_select+315/45b>
Trace; c0227f0e <sysenter_past_esp+43/65>


2 warnings and 1 error issued.  Results may not be reliable.

-- 
Linux 2.6.1-rc2-mm1 Pentium III (Coppermine) GenuineIntel GNU/Linux
 11:57:11 up 10 min,  1 user,  load average: 0.15, 0.20, 0.14

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^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: Oops with 2.6.1-rc2-mm1
  2004-01-08 15:00 Oops with 2.6.1-rc2-mm1 Norberto Bensa
@ 2004-01-08 16:17 ` Daniel Drake
  0 siblings, 0 replies; 2+ messages in thread
From: Daniel Drake @ 2004-01-08 16:17 UTC (permalink / raw)
  To: Norberto Bensa; +Cc: Andrew Morton, linux-kernel

[-- Attachment #1: Type: text/plain, Size: 440 bytes --]

Similar problems here. Incase it helps any further, dmesg and ksymoops output 
attached.

I checked with metalog, and the oops's occured right as I came back to my PC 
after a couple of hours of inactivity - when it was unblanking the screen (I 
was on a vt at the time).

Daniel

Norberto Bensa wrote:
> All right, this is one of my two or three "BSOD" since I use Linux :-)
> Not sure if I did ksymoops right. I hope this is useful
> 
> 

[-- Attachment #2: dmesg.out --]
[-- Type: text/plain, Size: 4169 bytes --]

------------[ cut here ]------------
kernel BUG at mm/rmap.c:305!
invalid operand: 0000 [#1]
PREEMPT 
CPU:    0
EIP:    0060:[<c014d4a4>]    Tainted: PF  VLI
EFLAGS: 00010246
EIP is at try_to_unmap_one+0x1c4/0x1e0
eax: 00000000   ebx: 00000000   ecx: de030000   edx: c1000000
esi: c149a570   edi: c149a570   ebp: de030000   esp: dfdb5d48
ds: 007b   es: 007b   ss: 0068
Process kswapd0 (pid: 7, threadinfo=dfdb4000 task=dfdb9340)
Stack: c0139afa c0327404 00000001 c149a570 00000000 00000000 c149a570 ffffffff 
       dfdb4000 c014d5f6 c0327400 00000001 00000000 00000001 00000000 c149a570 
       00000001 dfdb4000 c0144b48 c149a570 000000d0 dff7df70 c011ebfc 00000005 
Call Trace:
 [<c0139afa>] add_to_page_cache+0x6a/0xf0
 [<c014d5f6>] try_to_unmap+0x136/0x160
 [<c0144b48>] shrink_list+0x238/0x580
 [<c011ebfc>] schedule+0x34c/0x5b0
 [<c014503a>] shrink_cache+0x1aa/0x360
 [<c01457c1>] shrink_zone+0x81/0xb0
 [<c0145b94>] balance_pgdat+0x174/0x200
 [<c0145d37>] kswapd+0x117/0x130
 [<c01206a0>] autoremove_wake_function+0x0/0x50
 [<c02db666>] ret_from_fork+0x6/0x14
 [<c01206a0>] autoremove_wake_function+0x0/0x50
 [<c0145c20>] kswapd+0x0/0x130
 [<c010b289>] kernel_thread_helper+0x5/0xc

Code: e8 1b c1 e3 08 01 c0 09 d8 89 45 00 31 c0 85 c0 0f 84 3c ff ff ff 0f 0b 57 01 40 e6 2e c0 e9 2f ff ff ff 0f 01 3b e9 c5 fe ff ff <0f> 0b 31 01 40 e6 2e c0 e9 6c fe ff ff eb 0d 90 90 90 90 90 90 
Badness in unblank_screen at drivers/char/vt.c:2793
Call Trace:
 [<c010dac0>] do_invalid_op+0x0/0xd0
 [<c0229e56>] unblank_screen+0x126/0x130
 [<c011ca2c>] bust_spinlocks+0x2c/0x60
 [<c010d775>] die+0x95/0x100
 [<c010db89>] do_invalid_op+0xc9/0xd0
 [<c014d4a4>] try_to_unmap_one+0x1c4/0x1e0
 [<c011dd5e>] recalc_task_prio+0x8e/0x1b0
 [<c011df27>] try_to_wake_up+0xa7/0x160
 [<c011ef01>] __wake_up_common+0x31/0x60
 [<c02dc18f>] error_code+0x2f/0x38
 [<c014d4a4>] try_to_unmap_one+0x1c4/0x1e0
 [<c0139afa>] add_to_page_cache+0x6a/0xf0
 [<c014d5f6>] try_to_unmap+0x136/0x160
 [<c0144b48>] shrink_list+0x238/0x580
 [<c011ebfc>] schedule+0x34c/0x5b0
 [<c014503a>] shrink_cache+0x1aa/0x360
 [<c01457c1>] shrink_zone+0x81/0xb0
 [<c0145b94>] balance_pgdat+0x174/0x200
 [<c0145d37>] kswapd+0x117/0x130
 [<c01206a0>] autoremove_wake_function+0x0/0x50
 [<c02db666>] ret_from_fork+0x6/0x14
 [<c01206a0>] autoremove_wake_function+0x0/0x50
 [<c0145c20>] kswapd+0x0/0x130
 [<c010b289>] kernel_thread_helper+0x5/0xc

 <6>note: kswapd0[7] exited with preempt_count 1
Unable to handle kernel paging request at virtual address 1877d029
 printing eip:
c0168c30
*pde = 00000000
Oops: 0000 [#2]
PREEMPT 
CPU:    0
EIP:    0060:[<c0168c30>]    Tainted: PF  VLI
EFLAGS: 00010202
EIP is at poll_freewait+0x10/0x50
eax: 00000000   ebx: d86ef008   ecx: c13d1558   edx: c13e0ab0
esi: d86ef008   edi: 1877d025   ebp: 00000005   esp: dcbfbee0
ds: 007b   es: 007b   ss: 0068
Process xmms (pid: 9507, threadinfo=dcbfa000 task=df535980)
Stack: 00000000 00000000 00000005 c0168fd7 dcbfbf40 00000000 00000000 00000000 
       00000000 00000304 00000010 00000000 00000000 00000010 dcbfa000 db19ca8c 
       db19ca88 db19ca84 db19ca98 db19ca94 db19ca90 00000000 00000000 00000000 
Call Trace:
 [<c0168fd7>] do_select+0x1b7/0x2d0
 [<c0168c70>] __pollwait+0x0/0xd0
 [<c01693ef>] sys_select+0x2cf/0x4f0
 [<c0157839>] __fput+0x79/0xc0
 [<c0155f11>] sys_close+0x61/0xa0
 [<c02db783>] syscall_call+0x7/0xb

Code: 00 70 8c 16 c0 c7 40 08 00 00 00 00 c7 40 04 00 00 00 00 c3 8d b4 26 00 00 00 00 57 56 53 8b 44 24 10 8b 78 04 85 ff 74 30 89 f6 <8b> 5f 04 8d 77 08 83 eb 1c 8b 43 18 8d 53 04 e8 4c 78 fb ff 8b 
Badness in unblank_screen at drivers/char/vt.c:2793
Call Trace:
 [<c0229e56>] unblank_screen+0x126/0x130
 [<c011ca2c>] bust_spinlocks+0x2c/0x60
 [<c010d775>] die+0x95/0x100
 [<c011ce9e>] do_page_fault+0x1de/0x50c
 [<c011dd5e>] recalc_task_prio+0x8e/0x1b0
 [<c011ebfc>] schedule+0x34c/0x5b0
 [<c011ccc0>] do_page_fault+0x0/0x50c
 [<c02dc18f>] error_code+0x2f/0x38
 [<c0168c30>] poll_freewait+0x10/0x50
 [<c0168fd7>] do_select+0x1b7/0x2d0
 [<c0168c70>] __pollwait+0x0/0xd0
 [<c01693ef>] sys_select+0x2cf/0x4f0
 [<c0157839>] __fput+0x79/0xc0
 [<c0155f11>] sys_close+0x61/0xa0
 [<c02db783>] syscall_call+0x7/0xb

 

[-- Attachment #3: ksymoops.out --]
[-- Type: text/plain, Size: 13286 bytes --]

ksymoops 2.4.9 on i686 2.6.1-rc2-mm1.  Options used
     -V (default)
     -k /proc/ksyms (default)
     -l /proc/modules (default)
     -o /lib/modules/2.6.1-rc2-mm1/ (default)
     -m /usr/src/linux/System.map (default)

Warning: You did not tell me where to find symbol information.  I will
assume that the log matches the kernel and modules that are running
right now and I'll use the default options above for symbol resolution.
If the current kernel and/or modules do not match the log, you can get
more accurate output by telling me the kernel version and where to find
map, modules, ksyms etc.  ksymoops -h explains the options.

Error (regular_file): read_ksyms stat /proc/ksyms failed
No modules in ksyms, skipping objects
No ksyms, skipping lsmod
Machine check exception polling timer started.
WARNING: USB Mass Storage data integrity not assured
WARNING: USB Mass Storage data integrity not assured
WARNING: USB Mass Storage data integrity not assured
WARNING: USB Mass Storage data integrity not assured
kernel BUG at mm/rmap.c:305!
invalid operand: 0000 [#1]
CPU:    0
EIP:    0060:[<c014d4a4>]    Tainted: PF  VLI
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010246
eax: 00000000   ebx: 00000000   ecx: de030000   edx: c1000000
esi: c149a570   edi: c149a570   ebp: de030000   esp: dfdb5d48
ds: 007b   es: 007b   ss: 0068
Stack: c0139afa c0327404 00000001 c149a570 00000000 00000000 c149a570 ffffffff 
       dfdb4000 c014d5f6 c0327400 00000001 00000000 00000001 00000000 c149a570 
       00000001 dfdb4000 c0144b48 c149a570 000000d0 dff7df70 c011ebfc 00000005 
Call Trace:
 [<c0139afa>] add_to_page_cache+0x6a/0xf0
 [<c014d5f6>] try_to_unmap+0x136/0x160
 [<c0144b48>] shrink_list+0x238/0x580
 [<c011ebfc>] schedule+0x34c/0x5b0
 [<c014503a>] shrink_cache+0x1aa/0x360
 [<c01457c1>] shrink_zone+0x81/0xb0
 [<c0145b94>] balance_pgdat+0x174/0x200
 [<c0145d37>] kswapd+0x117/0x130
 [<c01206a0>] autoremove_wake_function+0x0/0x50
 [<c02db666>] ret_from_fork+0x6/0x14
 [<c01206a0>] autoremove_wake_function+0x0/0x50
 [<c0145c20>] kswapd+0x0/0x130
 [<c010b289>] kernel_thread_helper+0x5/0xc
Code: e8 1b c1 e3 08 01 c0 09 d8 89 45 00 31 c0 85 c0 0f 84 3c ff ff ff 0f 0b 57 01 40 e6 2e c0 e9 2f ff ff ff 0f 01 3b e9 c5 fe ff ff <0f> 0b 31 01 40 e6 2e c0 e9 6c fe ff ff eb 0d 90 90 90 90 90 90 


>>EIP; c014d4a4 <try_to_unmap_one+1c4/1e0>   <=====

>>ecx; de030000 <_end+1dc50ee8/3fc1dee8>
>>edx; c1000000 <_end+c20ee8/3fc1dee8>
>>esi; c149a570 <_end+10bb458/3fc1dee8>
>>edi; c149a570 <_end+10bb458/3fc1dee8>
>>ebp; de030000 <_end+1dc50ee8/3fc1dee8>
>>esp; dfdb5d48 <_end+1f9d6c30/3fc1dee8>

Trace; c0139afa <add_to_page_cache+6a/f0>
Trace; c014d5f6 <try_to_unmap+136/160>
Trace; c0144b48 <shrink_list+238/580>
Trace; c011ebfc <schedule+34c/5b0>
Trace; c014503a <shrink_cache+1aa/360>
Trace; c01457c1 <shrink_zone+81/b0>
Trace; c0145b94 <balance_pgdat+174/200>
Trace; c0145d37 <kswapd+117/130>
Trace; c01206a0 <autoremove_wake_function+0/50>
Trace; c02db666 <ret_from_fork+6/14>
Trace; c01206a0 <autoremove_wake_function+0/50>
Trace; c0145c20 <kswapd+0/130>
Trace; c010b289 <kernel_thread_helper+5/c>

This architecture has variable length instructions, decoding before eip
is unreliable, take these instructions with a pinch of salt.

Code;  c014d479 <try_to_unmap_one+199/1e0>
00000000 <_EIP>:
Code;  c014d479 <try_to_unmap_one+199/1e0>
   0:   e8 1b c1 e3 08            call   8e3c120 <_EIP+0x8e3c120>
Code;  c014d47e <try_to_unmap_one+19e/1e0>
   5:   01 c0                     add    %eax,%eax
Code;  c014d480 <try_to_unmap_one+1a0/1e0>
   7:   09 d8                     or     %ebx,%eax
Code;  c014d482 <try_to_unmap_one+1a2/1e0>
   9:   89 45 00                  mov    %eax,0x0(%ebp)
Code;  c014d485 <try_to_unmap_one+1a5/1e0>
   c:   31 c0                     xor    %eax,%eax
Code;  c014d487 <try_to_unmap_one+1a7/1e0>
   e:   85 c0                     test   %eax,%eax
Code;  c014d489 <try_to_unmap_one+1a9/1e0>
  10:   0f 84 3c ff ff ff         je     ffffff52 <_EIP+0xffffff52>
Code;  c014d48f <try_to_unmap_one+1af/1e0>
  16:   0f 0b                     ud2a   
Code;  c014d491 <try_to_unmap_one+1b1/1e0>
  18:   57                        push   %edi
Code;  c014d492 <try_to_unmap_one+1b2/1e0>
  19:   01 40 e6                  add    %eax,0xffffffe6(%eax)
Code;  c014d495 <try_to_unmap_one+1b5/1e0>
  1c:   2e                        cs
Code;  c014d496 <try_to_unmap_one+1b6/1e0>
  1d:   c0 e9 2f                  shr    $0x2f,%cl
Code;  c014d499 <try_to_unmap_one+1b9/1e0>
  20:   ff                        (bad)  
Code;  c014d49a <try_to_unmap_one+1ba/1e0>
  21:   ff                        (bad)  
Code;  c014d49b <try_to_unmap_one+1bb/1e0>
  22:   ff 0f                     decl   (%edi)
Code;  c014d49d <try_to_unmap_one+1bd/1e0>
  24:   01 3b                     add    %edi,(%ebx)
Code;  c014d49f <try_to_unmap_one+1bf/1e0>
  26:   e9 c5 fe ff ff            jmp    fffffef0 <_EIP+0xfffffef0>

This decode from eip onwards should be reliable

Code;  c014d4a4 <try_to_unmap_one+1c4/1e0>
00000000 <_EIP>:
Code;  c014d4a4 <try_to_unmap_one+1c4/1e0>   <=====
   0:   0f 0b                     ud2a      <=====
Code;  c014d4a6 <try_to_unmap_one+1c6/1e0>
   2:   31 01                     xor    %eax,(%ecx)
Code;  c014d4a8 <try_to_unmap_one+1c8/1e0>
   4:   40                        inc    %eax
Code;  c014d4a9 <try_to_unmap_one+1c9/1e0>
   5:   e6 2e                     out    %al,$0x2e
Code;  c014d4ab <try_to_unmap_one+1cb/1e0>
   7:   c0 e9 6c                  shr    $0x6c,%cl
Code;  c014d4ae <try_to_unmap_one+1ce/1e0>
   a:   fe                        (bad)  
Code;  c014d4af <try_to_unmap_one+1cf/1e0>
   b:   ff                        (bad)  
Code;  c014d4b0 <try_to_unmap_one+1d0/1e0>
   c:   ff eb                     ljmp   *%ebx
Code;  c014d4b2 <try_to_unmap_one+1d2/1e0>
   e:   0d 90 90 90 90            or     $0x90909090,%eax
Code;  c014d4b7 <try_to_unmap_one+1d7/1e0>
  13:   90                        nop    
Code;  c014d4b8 <try_to_unmap_one+1d8/1e0>
  14:   90                        nop    

Call Trace:
 [<c010dac0>] do_invalid_op+0x0/0xd0
 [<c0229e56>] unblank_screen+0x126/0x130
 [<c011ca2c>] bust_spinlocks+0x2c/0x60
 [<c010d775>] die+0x95/0x100
 [<c010db89>] do_invalid_op+0xc9/0xd0
 [<c014d4a4>] try_to_unmap_one+0x1c4/0x1e0
 [<c011dd5e>] recalc_task_prio+0x8e/0x1b0
 [<c011df27>] try_to_wake_up+0xa7/0x160
 [<c011ef01>] __wake_up_common+0x31/0x60
 [<c02dc18f>] error_code+0x2f/0x38
 [<c014d4a4>] try_to_unmap_one+0x1c4/0x1e0
 [<c0139afa>] add_to_page_cache+0x6a/0xf0
 [<c014d5f6>] try_to_unmap+0x136/0x160
 [<c0144b48>] shrink_list+0x238/0x580
 [<c011ebfc>] schedule+0x34c/0x5b0
 [<c014503a>] shrink_cache+0x1aa/0x360
 [<c01457c1>] shrink_zone+0x81/0xb0
 [<c0145b94>] balance_pgdat+0x174/0x200
 [<c0145d37>] kswapd+0x117/0x130
 [<c01206a0>] autoremove_wake_function+0x0/0x50
 [<c02db666>] ret_from_fork+0x6/0x14
 [<c01206a0>] autoremove_wake_function+0x0/0x50
 [<c0145c20>] kswapd+0x0/0x130
 [<c010b289>] kernel_thread_helper+0x5/0xc
Unable to handle kernel paging request at virtual address 1877d029
c0168c30
*pde = 00000000
Oops: 0000 [#2]
CPU:    0
EIP:    0060:[<c0168c30>]    Tainted: PF  VLI
EFLAGS: 00010202
eax: 00000000   ebx: d86ef008   ecx: c13d1558   edx: c13e0ab0
esi: d86ef008   edi: 1877d025   ebp: 00000005   esp: dcbfbee0
ds: 007b   es: 007b   ss: 0068
Stack: 00000000 00000000 00000005 c0168fd7 dcbfbf40 00000000 00000000 00000000 
       00000000 00000304 00000010 00000000 00000000 00000010 dcbfa000 db19ca8c 
       db19ca88 db19ca84 db19ca98 db19ca94 db19ca90 00000000 00000000 00000000 
Call Trace:
 [<c0168fd7>] do_select+0x1b7/0x2d0
 [<c0168c70>] __pollwait+0x0/0xd0
 [<c01693ef>] sys_select+0x2cf/0x4f0
 [<c0157839>] __fput+0x79/0xc0
 [<c0155f11>] sys_close+0x61/0xa0
 [<c02db783>] syscall_call+0x7/0xb
Code: 00 70 8c 16 c0 c7 40 08 00 00 00 00 c7 40 04 00 00 00 00 c3 8d b4 26 00 00 00 00 57 56 53 8b 44 24 10 8b 78 04 85 ff 74 30 89 f6 <8b> 5f 04 8d 77 08 83 eb 1c 8b 43 18 8d 53 04 e8 4c 78 fb ff 8b 


Trace; c010dac0 <do_invalid_op+0/d0>
Trace; c0229e56 <unblank_screen+126/130>
Trace; c011ca2c <bust_spinlocks+2c/60>
Trace; c010d775 <die+95/100>
Trace; c010db89 <do_invalid_op+c9/d0>
Trace; c014d4a4 <try_to_unmap_one+1c4/1e0>
Trace; c011dd5e <recalc_task_prio+8e/1b0>
Trace; c011df27 <try_to_wake_up+a7/160>
Trace; c011ef01 <__wake_up_common+31/60>
Trace; c02dc18f <error_code+2f/38>
Trace; c014d4a4 <try_to_unmap_one+1c4/1e0>
Trace; c0139afa <add_to_page_cache+6a/f0>
Trace; c014d5f6 <try_to_unmap+136/160>
Trace; c0144b48 <shrink_list+238/580>
Trace; c011ebfc <schedule+34c/5b0>
Trace; c014503a <shrink_cache+1aa/360>
Trace; c01457c1 <shrink_zone+81/b0>
Trace; c0145b94 <balance_pgdat+174/200>
Trace; c0145d37 <kswapd+117/130>
Trace; c01206a0 <autoremove_wake_function+0/50>
Trace; c02db666 <ret_from_fork+6/14>
Trace; c01206a0 <autoremove_wake_function+0/50>
Trace; c0145c20 <kswapd+0/130>
Trace; c010b289 <kernel_thread_helper+5/c>

>>EIP; c0168c30 <poll_freewait+10/50>   <=====

>>ebx; d86ef008 <_end+1830fef0/3fc1dee8>
>>ecx; c13d1558 <_end+ff2440/3fc1dee8>
>>edx; c13e0ab0 <_end+1001998/3fc1dee8>
>>esi; d86ef008 <_end+1830fef0/3fc1dee8>
>>esp; dcbfbee0 <_end+1c81cdc8/3fc1dee8>

Trace; c0168fd7 <do_select+1b7/2d0>
Trace; c0168c70 <__pollwait+0/d0>
Trace; c01693ef <sys_select+2cf/4f0>
Trace; c0157839 <__fput+79/c0>
Trace; c0155f11 <sys_close+61/a0>
Trace; c02db783 <syscall_call+7/b>

This architecture has variable length instructions, decoding before eip
is unreliable, take these instructions with a pinch of salt.

Code;  c0168c05 <poll_initwait+5/20>
00000000 <_EIP>:
Code;  c0168c05 <poll_initwait+5/20>
   0:   00 70 8c                  add    %dh,0xffffff8c(%eax)
Code;  c0168c08 <poll_initwait+8/20>
   3:   16                        push   %ss
Code;  c0168c09 <poll_initwait+9/20>
   4:   c0 c7 40                  rol    $0x40,%bh
Code;  c0168c0c <poll_initwait+c/20>
   7:   08 00                     or     %al,(%eax)
Code;  c0168c0e <poll_initwait+e/20>
   9:   00 00                     add    %al,(%eax)
Code;  c0168c10 <poll_initwait+10/20>
   b:   00 c7                     add    %al,%bh
Code;  c0168c12 <poll_initwait+12/20>
   d:   40                        inc    %eax
Code;  c0168c13 <poll_initwait+13/20>
   e:   04 00                     add    $0x0,%al
Code;  c0168c15 <poll_initwait+15/20>
  10:   00 00                     add    %al,(%eax)
Code;  c0168c17 <poll_initwait+17/20>
  12:   00 c3                     add    %al,%bl
Code;  c0168c19 <poll_initwait+19/20>
  14:   8d b4 26 00 00 00 00      lea    0x0(%esi,1),%esi
Code;  c0168c20 <poll_freewait+0/50>
  1b:   57                        push   %edi
Code;  c0168c21 <poll_freewait+1/50>
  1c:   56                        push   %esi
Code;  c0168c22 <poll_freewait+2/50>
  1d:   53                        push   %ebx
Code;  c0168c23 <poll_freewait+3/50>
  1e:   8b 44 24 10               mov    0x10(%esp,1),%eax
Code;  c0168c27 <poll_freewait+7/50>
  22:   8b 78 04                  mov    0x4(%eax),%edi
Code;  c0168c2a <poll_freewait+a/50>
  25:   85 ff                     test   %edi,%edi
Code;  c0168c2c <poll_freewait+c/50>
  27:   74 30                     je     59 <_EIP+0x59>
Code;  c0168c2e <poll_freewait+e/50>
  29:   89 f6                     mov    %esi,%esi

This decode from eip onwards should be reliable

Code;  c0168c30 <poll_freewait+10/50>
00000000 <_EIP>:
Code;  c0168c30 <poll_freewait+10/50>   <=====
   0:   8b 5f 04                  mov    0x4(%edi),%ebx   <=====
Code;  c0168c33 <poll_freewait+13/50>
   3:   8d 77 08                  lea    0x8(%edi),%esi
Code;  c0168c36 <poll_freewait+16/50>
   6:   83 eb 1c                  sub    $0x1c,%ebx
Code;  c0168c39 <poll_freewait+19/50>
   9:   8b 43 18                  mov    0x18(%ebx),%eax
Code;  c0168c3c <poll_freewait+1c/50>
   c:   8d 53 04                  lea    0x4(%ebx),%edx
Code;  c0168c3f <poll_freewait+1f/50>
   f:   e8 4c 78 fb ff            call   fffb7860 <_EIP+0xfffb7860>
Code;  c0168c44 <poll_freewait+24/50>
  14:   8b                        .byte 0x8b

Call Trace:
 [<c0229e56>] unblank_screen+0x126/0x130
 [<c011ca2c>] bust_spinlocks+0x2c/0x60
 [<c010d775>] die+0x95/0x100
 [<c011ce9e>] do_page_fault+0x1de/0x50c
 [<c011dd5e>] recalc_task_prio+0x8e/0x1b0
 [<c011ebfc>] schedule+0x34c/0x5b0
 [<c011ccc0>] do_page_fault+0x0/0x50c
 [<c02dc18f>] error_code+0x2f/0x38
 [<c0168c30>] poll_freewait+0x10/0x50
 [<c0168fd7>] do_select+0x1b7/0x2d0
 [<c0168c70>] __pollwait+0x0/0xd0
 [<c01693ef>] sys_select+0x2cf/0x4f0
 [<c0157839>] __fput+0x79/0xc0
 [<c0155f11>] sys_close+0x61/0xa0
 [<c02db783>] syscall_call+0x7/0xb
Warning (Oops_read): Code line not seen, dumping what data is available


Trace; c0229e56 <unblank_screen+126/130>
Trace; c011ca2c <bust_spinlocks+2c/60>
Trace; c010d775 <die+95/100>
Trace; c011ce9e <do_page_fault+1de/50c>
Trace; c011dd5e <recalc_task_prio+8e/1b0>
Trace; c011ebfc <schedule+34c/5b0>
Trace; c011ccc0 <do_page_fault+0/50c>
Trace; c02dc18f <error_code+2f/38>
Trace; c0168c30 <poll_freewait+10/50>
Trace; c0168fd7 <do_select+1b7/2d0>
Trace; c0168c70 <__pollwait+0/d0>
Trace; c01693ef <sys_select+2cf/4f0>
Trace; c0157839 <__fput+79/c0>
Trace; c0155f11 <sys_close+61/a0>
Trace; c02db783 <syscall_call+7/b>


2 warnings and 1 error issued.  Results may not be reliable.

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2004-01-08 16:00 UTC | newest]

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2004-01-08 15:00 Oops with 2.6.1-rc2-mm1 Norberto Bensa
2004-01-08 16:17 ` Daniel Drake

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