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SubjectSTILL having problems with IP_Masq in 2.0.32 (long), also ps2 mouse , bug
Hey, y'all!

Got me a small little problem here. I've been using ip_masquerading fine
since the 1.3.x kernels. Now, I upgraded to redhat 4.9.1 (mustang) which
is all glibc. All of the sudden, 2.0.30, .31, and .32 will NOT pass
masqueraded packets. I had to go all the way back to 2.0.29 to get
masquerading to work. I even tried the 2.0.29 ip_masq.c in the 2.0.32
kernel source tree to no avail. I have NO idea what is wrong. I
desparately need some help!!

I'm running on a K6/166MHz, with 32MB in 1 dimm. glibc 2.0.5c.
Here's a dump of kernel messages that I've got (with some notes added)

(boot into 2.0.32)
Nov 30 18:46:16 woodynet kernel: klogd 1.3-3, log source = /proc/kmsg started.
Nov 30 18:46:17 woodynet kernel: Loaded 3157 symbols from /System.map.
Nov 30 18:46:17 woodynet kernel: Symbols match kernel version 2.0.32.
Nov 30 18:46:17 woodynet kernel: Loaded 213 symbols from 8 modules.
Nov 30 18:50:10 woodynet kernel: klogd 1.3-3, log source = /proc/kmsg started.
Nov 30 18:50:10 woodynet kernel: Loaded 3157 symbols from /System.map.
Nov 30 18:50:10 woodynet kernel: Symbols match kernel version 2.0.32.
Nov 30 18:50:10 woodynet kernel: Loaded 43 symbols from 3 modules.
Nov 30 18:50:10 woodynet kernel: Console: 16 point font, 400 scans
Nov 30 18:50:10 woodynet kernel: Console: colour VGA+ 80x25, 1 virtual console (max 63)
Nov 30 18:50:10 woodynet kernel: pcibios_init : BIOS32 Service Directory structure at 0x000f9400
Nov 30 18:50:10 woodynet kernel: pcibios_init : BIOS32 Service Directory entry at 0xf0530
Nov 30 18:50:10 woodynet kernel: pcibios_init : PCI BIOS revision 2.10 entry at 0xf0560
Nov 30 18:50:10 woodynet kernel: Probing PCI hardware.
Nov 30 18:50:10 woodynet kernel: Calibrating delay loop.. ok - 416.15 BogoMIPS
Nov 30 18:50:10 woodynet kernel: Memory: 31104k/32768k available (584k kernel code, 384k reserved, 696k data)
Nov 30 18:50:10 woodynet kernel: Swansea University Computer Society NET3.035 for Linux 2.0
Nov 30 18:50:10 woodynet kernel: NET3: Unix domain sockets 0.13 for Linux NET3.035.
Nov 30 18:50:10 woodynet kernel: Swansea University Computer Society TCP/IP for NET3.034
Nov 30 18:50:10 woodynet kernel: IP Protocols: ICMP, UDP, TCP
Nov 30 18:50:10 woodynet kernel: Checking 386/387 coupling... Ok, fpu using exception 16 error reporting.
Nov 30 18:50:10 woodynet kernel: Checking 'hlt' instruction... Ok.
Nov 30 18:50:10 woodynet kernel: Linux version 2.0.32 (root@woodynet) (gcc version 2.7.2.3) #11 Sun Nov 30 18:39:17 GMT 1997
Nov 30 18:50:10 woodynet kernel: Starting kswapd v 1.4.2.2
Nov 30 18:50:10 woodynet kernel: Serial driver version 4.13 with no serial options enabled
Nov 30 18:50:10 woodynet kernel: tty01 at 0x02f8 (irq = 3) is a 16550A
Nov 30 18:50:10 woodynet kernel: ide: i82371 PIIX (Triton) on PCI bus 0 function 9
Nov 30 18:50:10 woodynet kernel: ide0: BM-DMA at 0xe000-0xe007
Nov 30 18:50:10 woodynet kernel: ide1: BM-DMA at 0xe008-0xe00f
Nov 30 18:50:10 woodynet kernel: hda: WDC AC34000L, 3815MB w/256kB Cache, CHS=969/128/63, DMA
Nov 30 18:50:10 woodynet kernel: hdb: WDC AC31200F, 1222MB w/64kB Cache, CHS=621/64/63
Nov 30 18:50:10 woodynet kernel: hdc: TOSHIBA CD-ROM XM-6002B, ATAPI CDROM drive
Nov 30 18:50:10 woodynet kernel: ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
Nov 30 18:50:10 woodynet kernel: ide1 at 0x170-0x177,0x376 on irq 15
Nov 30 18:50:10 woodynet kernel: Floppy drive(s): fd0 is 1.44M
Nov 30 18:50:10 woodynet kernel: FDC 0 is a post-1991 82077
Nov 30 18:50:10 woodynet kernel: PPP: version 2.2.0 (dynamic channel allocation)
Nov 30 18:50:10 woodynet kernel: TCP compression code copyright 1989 Regents of the University of California
Nov 30 18:50:10 woodynet kernel: PPP Dynamic channel allocation code copyright 1995 Caldera, Inc.
Nov 30 18:50:10 woodynet kernel: PPP line discipline registered.
Nov 30 18:50:10 woodynet kernel: wd.c:v1.10 9/23/94 Donald Becker (becker@cesdis.gsfc.nasa.gov)
Nov 30 18:50:10 woodynet kernel: eth0: WD80x3 at 0x300, 00 00 C0 9B 98 4E WD8013, IRQ 10, shared memory at 0xcc000-0xcffff.
Nov 30 18:50:10 woodynet kernel: Partition check:
Nov 30 18:50:10 woodynet kernel: hda: hda1 hda2 hda3 hda4 < hda5 hda6 hda7 >
Nov 30 18:50:10 woodynet kernel: hdb: hdb1
Nov 30 18:50:10 woodynet kernel: VFS: Mounted root (ext2 filesystem) readonly.
Nov 30 18:50:10 woodynet kernel: Adding Swap: 52380k swap-space (priority -1)
Nov 30 18:50:10 woodynet kernel: sysctl: ip forwarding off
Nov 30 18:50:17 woodynet kernel: PPP BSD Compression module registered
Nov 30 18:50:27 woodynet kernel: registered device ppp0

(These MASQ errors occur EVERY time I generate net traffic, on internet
side, or on local side)
Nov 30 18:50:45 woodynet kernel: MASQ: look/in 1 0EABF4CE:0800->7FABF4CE:015E fail
Nov 30 18:50:47 woodynet last message repeated 2 times
Nov 30 18:51:04 woodynet kernel: MASQ: look/in 1 0EABF4CE:0800->7FABF4CE:0164 fail
Nov 30 18:51:06 woodynet last message repeated 2 times
Nov 30 18:51:10 woodynet kernel: MASQ: look/in 1 45C847CC:0800->7FABF4CE:0165 fail
Nov 30 18:51:13 woodynet last message repeated 3 times
Nov 30 18:51:28 woodynet kernel: MASQ: look/in 1 4D45A8C0:0800->4545A8C0:0168 fail
Nov 30 18:51:30 woodynet last message repeated 2 times
Nov 30 18:52:00 woodynet kernel: MASQ: look/in 1 3345EE83:0800->7FABF4CE:016F fail
Nov 30 18:52:01 woodynet kernel: MASQ: look/in 1 3345EE83:0800->7FABF4CE:016F fail
(pings to yahoo)
Nov 30 18:53:56 woodynet kernel: MASQ: look/in 1 4D45A8C0:0800->4545A8C0:0178 fail
Nov 30 18:53:58 woodynet last message repeated 2 times
Nov 30 18:54:50 woodynet kernel: MASQ: look/in 1 4D45A8C0:0800->4545A8C0:017D fail

***(Unrelated, but VERY interesting!)***
(gpm -t ps2 with no ps2 mouse connected!)
Nov 30 18:55:32 woodynet kernel: Unable to handle kernel paging request at virtual address c2816083
Nov 30 18:55:32 woodynet kernel: current->tss.cr3 = 015b8000,
Nov 30 18:55:32 woodynet kernel: *pde = 00001067
Nov 30 18:55:32 woodynet kernel: *pte = 00000000
Nov 30 18:55:32 woodynet kernel: Oops: 0000
Nov 30 18:55:32 woodynet kernel: CPU: 0
Nov 30 18:55:32 woodynet kernel: EIP: 0010:[misc:misc_register_Re4ec353d+-125/160]
Nov 30 18:55:32 woodynet kernel: EFLAGS: 00010216
Nov 30 18:55:32 woodynet kernel: eax: 00000001 ebx: 015baf44 ecx: 0009e990 edx: 0009e000
Nov 30 18:55:32 woodynet kernel: esi: 00000001 edi: 015baf54 ebp: 01843e9c esp: 015baf1c
Nov 30 18:55:32 woodynet kernel: ds: 0018 es: 0018 fs: 002b gs: 002b ss: 0018
Nov 30 18:55:32 woodynet kernel: Process gpm (pid: 413, process nr: 24, stackpage=015ba000)
Nov 30 18:55:32 woodynet kernel: Stack: 00000002 80000000 0000000f 015baf44 00000000 00000000 01843e9c 015b3e00
Nov 30 18:55:32 woodynet kernel: 00000004 001241a2 72616863 6a616d2d 312d726f 00312d30 001a5974 001244c2
Nov 30 18:55:32 woodynet kernel: 015b3e00 01843e9c 01843e9c 00000000 015b4000 0012271f 015b3e00 01843e9c
Nov 30 18:55:32 woodynet kernel: Call Trace: [get_chrfops+30/36] [chrdev_open+62/76] [do_open+199/292] [sys_open+63/120] [system_call+85/124]
Nov 30 18:55:32 woodynet kernel: Code: <1>Unable to handle kernel paging request at virtual address c2816083
Nov 30 18:55:32 woodynet kernel: current->tss.cr3 = 015b8000,
Nov 30 18:55:32 woodynet kernel: *pde = 00001067
Nov 30 18:55:32 woodynet kernel: *pte = 00000000
Nov 30 18:55:32 woodynet kernel: Oops: 0000
Nov 30 18:55:32 woodynet kernel: CPU: 0
Nov 30 18:55:32 woodynet kernel: EIP: 0010:[die_if_kernel+640/704]
Nov 30 18:55:32 woodynet kernel: EFLAGS: 00010206
Nov 30 18:55:32 woodynet kernel: eax: 00000010 ebx: 0000002b ecx: 02816083 edx: 01c66018
Nov 30 18:55:32 woodynet kernel: esi: 00000000 edi: 015bb000 ebp: 015baee0 esp: 015bae84
Nov 30 18:55:32 woodynet kernel: ds: 0018 es: 0018 fs: 0010 gs: 002b ss: 0018
Nov 30 18:55:32 woodynet kernel: Process gpm (pid: 413, process nr: 24, stackpage=015ba000)
Nov 30 18:55:32 woodynet kernel: Stack: 0000002b 00000000 00016000 015baee0 01753414 02800000 03000000 02800000
Nov 30 18:55:32 woodynet kernel: 01750018 00111406 00190103 015baee0 00000000 00111108 00000001 015baf54
Nov 30 18:55:32 woodynet kernel: 01843e9c 0009e998 017dbb18 00000000 0010a774 015baee0 00000000 015baf44
Nov 30 18:55:32 woodynet kernel: Call Trace: [misc:misc_register_Re4ec353d+-90368/160] [<03000000>] [misc:misc_register_Re4ec353d+-90368/160] [do_page_fault+766/784] [do_page_fault+0/784] [error_code+64/72] [misc:misc_register_Re4ec353d+-125/160]
Nov 30 18:55:32 woodynet kernel: [get_chrfops+30/36] [chrdev_open+62/76] [do_open+199/292] [sys_open+63/120] [system_call+85/124]
Nov 30 18:55:32 woodynet kernel: Code: 64 8a 04 0e 0f a1 88 c2 81 e2 ff 00 00 00 89 54 24 10 52 68
Nov 30 18:55:32 woodynet kernel: general protection: 0000
Nov 30 18:55:32 woodynet kernel: CPU: 0
Nov 30 18:55:32 woodynet kernel: EIP: 0010:[locks_remove_locks+12/56]
Nov 30 18:55:32 woodynet kernel: EFLAGS: 00010286
Nov 30 18:55:32 woodynet kernel: eax: f000ef6f ebx: 01753414 ecx: 00000000 edx: 00000000
Nov 30 18:55:32 woodynet kernel: esi: 00000000 edi: f000ef6f ebp: 015b9018 esp: 015badb0
Nov 30 18:55:32 woodynet kernel: ds: 0018 es: 0018 fs: 002b gs: 002b ss: 0018
Nov 30 18:55:32 woodynet kernel: Process gpm (pid: 413, process nr: 24, stackpage=015ba000)
Nov 30 18:55:32 woodynet kernel: Stack: 00000001 001228ff 01753414 00000000 00000001 00000004 00000001 00116af6
Nov 30 18:55:32 woodynet kernel: 00000000 0000002b 00000014 015bb000 015bae48 0010ab43 0000000b 0018f639
Nov 30 18:55:32 woodynet kernel: 00000000 00016000 015bae48 01753414 00000068 03000000 02800000 01750018
Nov 30 18:55:32 woodynet kernel: Call Trace: [close_fp+55/92] [do_exit+274/492] [die_if_kernel+695/704] [<03000000>] [misc:misc_register_Re4ec353d+-90368/160] [do_page_fault+766/784] [do_page_fault+0/784]
Nov 30 18:55:32 woodynet kernel: [error_code+64/72] [misc:misc_register_Re4ec353d+-125/160] [die_if_kernel+640/704] [misc:misc_register_Re4ec353d+-90368/160] [<03000000>] [misc:misc_register_Re4ec353d+-90368/160] [do_page_fault+766/784] [do_page_fa
ult+0/784]
Nov 30 18:55:32 woodynet kernel: [error_code+64/72] [misc:misc_register_Re4ec353d+-125/160] [get_chrfops+30/36] [chrdev_open+62/76] [do_open+199/292] [sys_open+63/120] [system_call+85/124]
Nov 30 18:55:32 woodynet kernel: Code: 8b 50 50 85 d2 74 22 f6 42 20 01 74 0f 53 83 c0 50 50 e8 15
Nov 30 18:56:00 woodynet kernel: MASQ: look/in 1 3345EE83:0800->7FABF4CE:01A6 fail
Nov 30 18:56:01 woodynet kernel: MASQ: look/in 1 3345EE83:0800->7FABF4CE:01A6 fail


(reboot to kernel 2.0.29 - same system setup)
(Note that there are NO MASQ errors here, unless the logging code was
added after 2.0.29)
Nov 30 18:59:17 woodynet kernel: klogd 1.3-3, log source = /proc/kmsg started.
Nov 30 18:59:18 woodynet kernel: Loaded 3128 symbols from /usr/src/linux/System.map.
Nov 30 18:59:18 woodynet kernel: Symbols match kernel version 2.0.29.
Nov 30 18:59:18 woodynet kernel: Loaded 41 symbols from 2 modules.
Nov 30 18:59:18 woodynet kernel: Console: 16 point font, 400 scans
Nov 30 18:59:18 woodynet kernel: Console: colour VGA+ 80x25, 1 virtual console (max 63)
Nov 30 18:59:18 woodynet kernel: pcibios_init : BIOS32 Service Directory structure at 0x000f9400
Nov 30 18:59:18 woodynet kernel: pcibios_init : BIOS32 Service Directory entry at 0xf0530
Nov 30 18:59:18 woodynet kernel: pcibios_init : PCI BIOS revision 2.10 entry at 0xf0560
Nov 30 18:59:18 woodynet kernel: Probing PCI hardware.
Nov 30 18:59:18 woodynet kernel: Warning : Unknown PCI device (8086:7100). Please read include/linux/pci.h
Nov 30 18:59:18 woodynet kernel: Warning : Unknown PCI device (8086:7110). Please read include/linux/pci.h
Nov 30 18:59:18 woodynet kernel: Warning : Unknown PCI device (8086:7111). Please read include/linux/pci.h
Nov 30 18:59:18 woodynet kernel: Warning : Unknown PCI device (8086:7112). Please read include/linux/pci.h
Nov 30 18:59:18 woodynet kernel: Warning : Unknown PCI device (8086:7113). Please read include/linux/pci.h
Nov 30 18:59:18 woodynet kernel: Calibrating delay loop.. ok - 416.15 BogoMIPS
Nov 30 18:59:18 woodynet kernel: Memory: 31116k/32768k available (572k kernel code, 384k reserved, 696k data)
Nov 30 18:59:18 woodynet kernel: Swansea University Computer Society NET3.035 for Linux 2.0
Nov 30 18:59:18 woodynet kernel: NET3: Unix domain sockets 0.13 for Linux NET3.035.
Nov 30 18:59:18 woodynet kernel: Swansea University Computer Society TCP/IP for NET3.034
Nov 30 18:59:18 woodynet kernel: IP Protocols: ICMP, UDP, TCP
Nov 30 18:59:18 woodynet kernel: Checking 386/387 coupling... Ok, fpu using exception 16 error reporting.
Nov 30 18:59:18 woodynet kernel: Checking 'hlt' instruction... Ok.
Nov 30 18:59:18 woodynet kernel: Linux version 2.0.29 (root@woodynet) (gcc version 2.7.2.3) #3 Sun Nov 30 17:50:33 GMT 1997
Nov 30 18:59:18 woodynet kernel: Serial driver version 4.13 with no serial options enabled
Nov 30 18:59:18 woodynet kernel: tty01 at 0x02f8 (irq = 3) is a 16550A
Nov 30 18:59:18 woodynet kernel: hda: WDC AC34000L, 3815MB w/256kB Cache, LBA, CHS=969/128/63
Nov 30 18:59:18 woodynet kernel: hdb: WDC AC31200F, 1222MB w/64kB Cache, LBA, CHS=621/64/63
Nov 30 18:59:18 woodynet kernel: hdc: TOSHIBA CD-ROM XM-6002B, ATAPI CDROM drive
Nov 30 18:59:18 woodynet kernel: ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
Nov 30 18:59:18 woodynet kernel: ide1 at 0x170-0x177,0x376 on irq 15
Nov 30 18:59:18 woodynet kernel: Floppy drive(s): fd0 is 1.44M
Nov 30 18:59:18 woodynet kernel: Started kswapd v 1.4.2.2
Nov 30 18:59:18 woodynet kernel: FDC 0 is a post-1991 82077
Nov 30 18:59:18 woodynet kernel: PPP: version 2.2.0 (dynamic channel allocation)
Nov 30 18:59:18 woodynet kernel: TCP compression code copyright 1989 Regents of the University of California
Nov 30 18:59:18 woodynet kernel: PPP Dynamic channel allocation code copyright 1995 Caldera, Inc.
Nov 30 18:59:18 woodynet kernel: PPP line discipline registered.
Nov 30 18:59:18 woodynet kernel: wd.c:v1.10 9/23/94 Donald Becker (becker@cesdis.gsfc.nasa.gov)
Nov 30 18:59:18 woodynet kernel: eth0: WD80x3 at 0x300, 00 00 C0 9B 98 4E WD8013, IRQ 10, shared memory at 0xcc000-0xcffff.
Nov 30 18:59:18 woodynet kernel: Partition check:
Nov 30 18:59:18 woodynet kernel: hda: hda1 hda2 hda3 hda4 < hda5 hda6 hda7 >
Nov 30 18:59:18 woodynet kernel: hdb: hdb1
Nov 30 18:59:18 woodynet kernel: VFS: Mounted root (ext2 filesystem) readonly.
Nov 30 18:59:18 woodynet kernel: Adding Swap: 52380k swap-space
Nov 30 18:59:26 woodynet kernel: PPP BSD Compression module registered
Nov 30 18:59:46 woodynet kernel: registered device ppp0


-Sir Woody Hackswell woody@beer.com balint@udayton.edu
(The ArchFool) http://homepages.udayton.edu/~balintrc

Confusion will be my epitaph
As I crawl a cracked and broken path
If we make it... we can all sit back and laugh
But I fear tomorrow I'll be crying
Yes, I fear tomorrow I'll be crying... ("Epitaph" by King Crimson)


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