Linux-kernel mailing list archive 1998-31,: GPF in 2.0.35 (4 times)

# GPF in 2.0.35 (4 times)

Kurt Huwig (kurt@huwig.de)
Sat, 1 Aug 1998 23:18:24 +0200

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Hello!
I did not receive any response, so more GPFs now. They only happen if I use a
program that needs a lot of memory, e.g. StarOffice and then shutdown the
system without using mysqld. So I guess mysqld has been swapped out.

general protection: 0000
CPU: 0
EIP: 0010:[kfree_skb+134/244]
EFLAGS: 00010002
eax: 6ff000ef ebx: 54f000ef ecx: 00000046 edx: 00000001
esi: 00000001 edi: 00000000 ebp: 0304c018 esp: 030c4eac
ds: 0018 es: 0018 fs: 002b gs: 002b ss: 0018
Process mysqld (pid: 163, process nr: 28, stackpage=030c4000)
Stack: 00000001 54f000ef 00000000 002b1a08 0013de67 00000001 00000000 00000000
032bbab0 03483090 bffff9c8 00000000 00000010 034f0018 00137f33 03483090
032bbab0 00000002 bffff8f8 00000004 bffffad8 bffffad8 00000004 032015d8
Call Trace: [unix_accept+307/452] [sys_accept+303/440] [sys_sigreturn+423/448] [sys_socketcall+338/732] [system_call+85/128]
Code: ff d0 83 c4 04 8b 5e 10 85 db 74 53 83 bb cc 00 00 00 00 74

general protection: 0000
CPU: 0
EIP: 0010:[unix_accept+200/452]
EFLAGS: 00010002
eax: 40075518 ebx: 0304c0d8 ecx: 00000046 edx: 40075518
esi: 030ae7a8 edi: 002b1608 ebp: 0304c018 esp: 03299ec8
ds: 0018 es: 0018 fs: 002b gs: 002b ss: 0018
Process mysqld (pid: 163, process nr: 28, stackpage=03299000)
Stack: 00000000 0345fab0 03de4090 bffff9c4 40075518 00000010 0323a018 00137f33
03de4090 0345fab0 00000002 bffff8f4 00000004 bffffad4 bffffad4 03283ed8
0320161c 000031ae 00120f6b 00000000 00120fca 00000007 0373a510 0373a5a0
Call Trace: [sys_accept+303/440] [swap_in+143/316] [swap_in+238/316] [sys_sigreturn+423/448] [sys_socketcall+338/732] [system_call+85/128]
Code: 8b 32 89 74 24 10 ff 8d c8 00 00 00 89 5e 04 89 b5 c0 00 00

general protection: 0000
CPU: 0
EIP: 0010:[kfree_skb+134/244]
EFLAGS: 00010002
eax: 6ff000ef ebx: 54f000ef ecx: 00000046 edx: 00000001
esi: 00000001 edi: 00000000 ebp: 03045018 esp: 03228eac
ds: 0018 es: 0018 fs: 002b gs: 002b ss: 0018
Process mysqld (pid: 164, process nr: 28, stackpage=03228000)
Stack: 00000001 54f000ef 00000000 002b1a08 0013de67 00000001 00000000 00000000
035c3ab0 034845a0 bffff9c8 00000000 00000010 03e77c0c 00137f33 034845a0
035c3ab0 00000002 bffff8f8 00000004 bffffad8 bffffad8 031e9798 031fb550
Call Trace: [unix_accept+307/452] [sys_accept+303/440] [swap_in+143/316] [swap_in+238/316] [sys_sigreturn+423/448] [sys_socketcall+338/732] [system_call+85/128]
Jul 31 19:29:42 kurti lpd[155]: Terminated, exiting
Code: ff d0 83 c4 04 8b 5e 10 85 db 74 53 83 bb cc 00 00 00 00 74

general protection: 0000
CPU: 0
EIP: 0010:[kfree_skb+134/244]
EFLAGS: 00010002
eax: 6ff000ef ebx: 54f000ef ecx: 00000046 edx: 00000001
esi: 00000001 edi: 00000000 ebp: 03046018 esp: 030c0eac
ds: 0018 es: 0018 fs: 002b gs: 002b ss: 0018
Process mysqld (pid: 164, process nr: 28, stackpage=030c0000)
Stack: 00000001 54f000ef 00000000 002b1bc8 0013de67 00000001 00000000 00000000
0344f5a0 0367b090 bffff9c8 00000000 00000010 022c2c0c 00137f33 0367b090
0344f5a0 00000002 bffff8f8 00000004 bffffad8 bffffad8 00000004 031fb594
Call Trace: [unix_accept+307/452] [sys_accept+303/440] [sys_sigreturn+423/448] [sys_socketcall+338/732] [system_call+85/128]
Code: ff d0 83 c4 04 8b 5e 10 85 db 74 53 83 bb cc 00 00 00 00 74

An the disassembled code:

Code: 139b0e <kfree_skb+86/f4> ff d0 call *%eax
Code: 139b10 <kfree_skb+88/f4> 83 c4 04 addl $0x4,%esp
Code: 139b13 <kfree_skb+8b/f4> 8b 5e 10 movl 0x10(%esi),%ebx
Code: 139b16 <kfree_skb+8e/f4> 85 db testl %ebx,%ebx
Code: 139b1e <kfree_skb+96/f4> 74 53 je 139b6d <kfree_skb+e5/f4>
Code: 139b20 <kfree_skb+98/f4> 83 bb cc 00 00 cmpl $0x0,0xcc(%ebx)
Code: 139b25 <kfree_skb+9d/f4> 00 00
Code: 139b27 <kfree_skb+9f/f4> 74 00 je 139b23 <kfree_skb+9b/f4>
Code: 139b2f <kfree_skb+a7/f4> 90 nop
Code: 139b30 <kfree_skb+a8/f4> 90 nop
Code: 139b31 <kfree_skb+a9/f4> 90 nop

Code: 13ddfc <unix_accept+c8/1c4> 8b 32 movl (%edx),%esi
Code: 13ddfe <unix_accept+ca/1c4> 89 74 24 10 movl %esi,0x10(%esp,1)
Code: 13de02 <unix_accept+ce/1c4> ff 8d c8 00 00 decl 0xc8(%ebp)
Code: 13de0d <unix_accept+d9/1c4> 00
Code: 13de0e <unix_accept+da/1c4> 89 5e 04 movl %ebx,0x4(%esi)
Code: 13de11 <unix_accept+dd/1c4> 89 b5 c0 00 00 movl %esi,0xc0(%ebp)
Code: 13de1c <unix_accept+e8/1c4> 00
Code: 13de1d <unix_accept+e9/1c4> 90 nop
Code: 13de1e <unix_accept+ea/1c4> 90 nop
Code: 13de1f <unix_accept+eb/1c4> 90 nop

Used Patches:
EXT2 compression support (Peter Moulder <reiter@netspace.net.au>)
ext2 undelete support (Rogier Wolff <R.E.Wolff@BitWizard.nl>/Darren J Moffat <darren@xarius.demon.co.uk>/Kurt Huwig <kurt@huwig.de>)
FAT32, Joliet, NLS support V0.2.10 (Gordon Chaffee <chaffee@plateau.cs.berkeley.edu>)
HFS-Support v0.95 (Paul H. Hargrove <hargrove@sccm.Stanford.EDU>)
Extended memory detection scheme (David Parsons <orc@pell.chi.il.us>)
TCFS v2.0-p6 (E.Mauriello <ermmau@mikonos.dia.unisa.it>)
Linux Unofficial Patch Printout V2.0 (Henning Schmiedehausen <hps@tanstaafl.de>, Kurt Huwig <kurt@huwig.de>, Sven Oliver Moll <smol0075@rz.uni-hildesheim.de>)

In effective use was just the FAT32-Patch for two mounted partitions.

System:
AMD K6-233
64MB RAM
/ + /usr -> EIDE
/var -> SCSI
Adaptec 2940UW

Kurt

- -------------------------------------------------------------------
Microsoft warrants that the SOFTWARE will perform substantially in
accordance with the accompanying written materials for a period of
ninety (90) days... (Microsoft End User Licence Agreement)

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- Next message: Ragnar Hojland Espinosa: "[PATCH] vgacon vga_can_do_64kb"
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