Oops with ppp using kernel 2.2.16

From: Daniel E. Baumann (baumannd@msoe.edu)
Date: Sun Jul 23 2000 - 02:58:18 EST


I am getting a kernel oops with the latest stable kernel 2.2.16.

Here is my version information:

Linux inri 2.2.14 #1 Tue May 2 23:56:48 CDT 2000 i686 unknown
Kernel modules 2.1.121
Gnu C 2.95.2
Binutils 2.9.5.0.22
Linux C Library 2.1.2
Dynamic linker ldd (GNU libc) 2.1.2
Procps 2.0.4
Mount 2.9u
Net-tools 1.53
Console-tools 1999.03.02
Sh-utils 2.0
Modules Loaded snd-pcm-oss snd-pcm-plugin ppp slhc ltmodem ds i82365 pcmcia_core snd-mixer-oss snd-card-ens1371 snd-ens1371 snd-pcm snd-timer snd-ac97-codec snd-rawmidi snd-seq-device snd-mixer snd soundcore

Here is the oops from my system log:

Jul 23 02:18:56 inri ifup-ppp: pppd started for ppp0 on /dev/ttyS14 at 115200
Jul 23 02:18:57 inri kernel: CSLIP: code copyright 1989 Regents of the University of California
Jul 23 02:18:57 inri kernel: PPP: version 2.3.7 (demand dialling)
Jul 23 02:18:57 inri kernel: PPP line discipline registered.
Jul 23 02:18:57 inri kernel: registered device ppp0
Jul 23 02:18:57 inri pppd[802]: pppd 2.3.11 started by root, uid 0
Jul 23 02:18:58 inri chat[813]: abort on (BUSY)
Jul 23 02:18:58 inri chat[813]: abort on (ERROR)
Jul 23 02:18:58 inri chat[813]: abort on (NO CARRIER)
Jul 23 02:18:58 inri chat[813]: abort on (NO DIALTONE)
Jul 23 02:18:58 inri chat[813]: abort on (Invalid Login)
Jul 23 02:18:58 inri chat[813]: abort on (Login incorrect)
Jul 23 02:18:58 inri chat[813]: send (ATZ^M)
Jul 23 02:18:58 inri chat[813]: expect (OK)
Jul 23 02:18:58 inri chat[813]: ATZ^M^M
Jul 23 02:18:58 inri chat[813]: OK
Jul 23 02:18:58 inri chat[813]: -- got it
Jul 23 02:18:58 inri chat[813]: send (ATDT12628276000^M)
Jul 23 02:18:59 inri chat[813]: expect (CONNECT)
Jul 23 02:18:59 inri chat[813]: ^M
Jul 23 02:19:27 inri chat[813]: ATDT12628276000^M^M
Jul 23 02:19:27 inri chat[813]: CONNECT
Jul 23 02:19:27 inri chat[813]: -- got it
Jul 23 02:19:27 inri chat[813]: send (^M)
Jul 23 02:19:27 inri chat[813]: timeout set to 5 seconds
Jul 23 02:19:27 inri chat[813]: expect (~)
Jul 23 02:19:27 inri chat[813]: 33333 V42bis^M
Jul 23 02:19:28 inri chat[813]: ***^M
Jul 23 02:19:28 inri chat[813]: *** Voyager.Net^M
Jul 23 02:19:28 inri chat[813]: ***^M
Jul 23 02:19:28 inri chat[813]: ^M
Jul 23 02:19:32 inri chat[813]: alarm
Jul 23 02:19:32 inri chat[813]: send (^M)
Jul 23 02:19:32 inri chat[813]: send (^M)
Jul 23 02:19:32 inri pppd[802]: Serial connection established.
Jul 23 02:19:32 inri pppd[802]: Using interface ppp0
Jul 23 02:19:32 inri pppd[802]: Connect: ppp0 <--> /dev/ttyS14
Jul 23 02:19:33 inri kernel: Unable to handle kernel paging request at virtual address 60000000
Jul 23 02:19:33 inri kernel: current->tss.cr3 = 01270000, %cr3 = 01270000
Jul 23 02:19:33 inri kernel: *pde = 00000000
Jul 23 02:19:33 inri kernel: Oops: 0002
Jul 23 02:19:33 inri kernel: CPU: 0
Jul 23 02:19:33 inri kernel: EIP: 0010:[snd-pcm:snd_pcm_devices_R343c01f3+288273/54252355]
Jul 23 02:19:33 inri kernel: EFLAGS: 00010002
Jul 23 02:19:33 inri kernel: eax: 00000fff ebx: 0000002d ecx: 0000000b edx: 00001000
Jul 23 02:19:33 inri kernel: esi: c2494238 edi: 60000000 ebp: c2494000 esp: c1275e40
Jul 23 02:19:33 inri kernel: ds: 0018 es: 0018 ss: 0018
Jul 23 02:19:33 inri kernel: Process pppd (pid: 802, process nr: 42, stackpage=c1275000)
Jul 23 02:19:33 inri kernel: Stack: 00000001 c2494000 00000286 00000000 c411af4f c19c4000 00000000 c2494238
Jul 23 02:19:33 inri kernel: 0000002d c2494000 c20a9a40 c3cec020 00000001 00000003 bffff8ec bffff860
Jul 23 02:19:33 inri kernel: c411ae62 c2494000 c02acc48 080771e3 00000000 0000c021 00000000 00000000
Jul 23 02:19:33 inri kernel: Call Trace: [snd-pcm:snd_pcm_devices_R343c01f3+961999/53578629] [snd-pcm:snd_pcm_devices_R343c01f3+961762/53578866] [snd-pcm:snd_pcm_devices_R343c01f3+970850/53569778] [snd-pcm:snd_pcm_devices_R343c01f3+971646/53568982] [snd-pcm:snd_pcm_devices_R343c01f3+959878/53580750] [tty_write+450/532] [snd-pcm:snd_pcm_devices_R343c01f3+959612/53581016]
Jul 23 02:19:33 inri kernel: [sys_write+195/232] [error_code+45/52] [system_call+52/56]
Jul 23 02:19:33 inri kernel: Code: f3 a5 f6 c3 02 74 02 66 a5 f6 c3 01 74 01 a4 89 d8 03 45 5c
Jul 23 02:19:33 inri kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000014
Jul 23 02:19:33 inri kernel: current->tss.cr3 = 00101000, %cr3 = 00101000
Jul 23 02:19:33 inri kernel: *pde = 00000000
Jul 23 02:19:33 inri kernel: Oops: 0000
Jul 23 02:19:33 inri kernel: CPU: 0
Jul 23 02:19:33 inri kernel: EIP: 0010:[snd-pcm:snd_pcm_devices_R343c01f3+293608/54247020]
Jul 23 02:19:33 inri kernel: EFLAGS: 00010297
Jul 23 02:19:33 inri kernel: eax: c19c4000 ebx: 00000000 ecx: c19c4000 edx: c19c4000
Jul 23 02:19:33 inri kernel: esi: c19c4000 edi: c19c4100 ebp: 00000001 esp: c1275c98
Jul 23 02:19:33 inri kernel: ds: 0018 es: 0018 ss: 0018
Jul 23 02:19:33 inri kernel: Process pppd (pid: 802, process nr: 42, stackpage=c1275000)
Jul 23 02:19:33 inri kernel: Stack: c01996fc c19c4000 c1274000 00000001 c0199587 c19c4000 00000322 00000001
Jul 23 02:19:33 inri kernel: c0212000 c19c4000 c19c4970 c19c496c 00000000 c005a220 00000000 00000300
Jul 23 02:19:33 inri kernel: c019974c c19c4000 60000000 c1f41358 c01268e2 c03130c0 c0226d24 c0226d23
Jul 23 02:19:33 inri kernel: Call Trace: [do_tty_hangup+684/696] [do_tty_hangup+311/696] [tty_vhangup+16/24] [fput+70/84] [disassociate_ctty+102/236] [mmput+63/72] [exit_notify+524/536]
Jul 23 02:19:33 inri kernel: [do_exit+502/688] [do_exit+613/688] [die+71/72] [error_table+8782/9056] [error_table+8704/9056] [do_page_fault+729/992] [error_table+8782/9056] [do_no_page+54/212]
Jul 23 02:19:33 inri kernel: [error_code+45/52] [snd-pcm:snd_pcm_devices_R343c01f3+288273/54252355] [snd-pcm:snd_pcm_devices_R343c01f3+961999/53578629] [snd-pcm:snd_pcm_devices_R343c01f3+961762/53578866] [snd-pcm:snd_pcm_devices_R343c01f3+970850/53569778] [snd-pcm:snd_pcm_devices_R343c01f3+971646/53568982] [snd-pcm:snd_pcm_devices_R343c01f3+959878/53580750] [tty_write+450/532]
Jul 23 02:19:33 inri kernel: [snd-pcm:snd_pcm_devices_R343c01f3+959612/53581016] [sys_write+195/232] [error_code+45/52] [system_call+52/56]
Jul 23 02:19:33 inri kernel: Code: 8b 73 14 50 e8 bb eb ff ff 53 e8 19 e3 ff ff c7 43 40 00 00

It looks like virtual memory problems. I am sorry about the format of the
oops, but ksymoops was not working with my binutils (libbfd) and I didn't
feel like compiling it. Please respond to my email address as I am not on
the list (I don't want that much mail :P).

----------------------------------------------------------------------------
Daniel E. Baumann
Phone: (414) 462-1403
E-mail: baumannd@msoe.edu (preferred)
        baumannd@trio.msoe.edu
        baumannd@penguinpowered.com (caution: dynamic DNS service, may bounce)

Web location: http://www.msoe.edu/~baumannd
                http://www.linuxfreak.com/~baumannd

"Life would be so much easier if we could just look at the source code."

      -- Dave Olson
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