[hcflinux] Kernel oops upon initialisation

[George Bell]

What model/manufacturer usb modem are you using?  
I've hardly seen any in Linux.
George

Mike Tyson wrote:

>G'day!
>
>I'm having a few issues with the latest hcfusb drivers..
>
>I have a 600mhz G3 (white) ibook.
>I've made myself a shell script to dial, which basically does a:
>
>sudo sh -c "
>        cp /etc/hcfusb/backup/current.inf /etc/hcfusb;
>        modprobe hcfusbserial;
>        sleep 5;
>        pon;
>        "
>(As /etc/hcfusb/current.inf is corrupted as soon as the drivers are
>loaded, I have to restore a backup every time I dial... =) No biggie)
>This can work quite happily sometimes, but initialisation of the hcfusb
>driver causes a kernel oops if the computer has been put to sleep
>previously.  If I reboot, then initialise the drivers and dial, it works
>perfectly.
>
>The oops (Actually, there are two...):
>
>
>May 17 15:35:44 localhost modprobe: Note: /etc/modules.conf is more
>recent than /lib/modules/2.4.20-ben10/modules.dep
>May 17 15:35:44 localhost pppd[1957]: pppd 2.4.1 started by root, uid 0
>May 17 15:35:44 localhost kernel: Oops: kernel access of bad area, sig:
>11
>May 17 15:35:44 localhost kernel: NIP: D980C2D0 XER: 20000000 LR:
>D980D3D8 SP: D1C19DF0 REGS: d1c19d40 TRAP: 0300    Tainted
>: P 
>May 17 15:35:44 localhost kernel: MSR: 00009032 EE: 1 PR: 0 FP: 0 ME: 1
>IR/DR: 11
>May 17 15:35:44 localhost kernel: DAR: 00000000, DSISR: 40000000
>May 17 15:35:44 localhost kernel: TASK = d1c18000[692]
>'cnxtusbhcf_mdmth' Last syscall: 38 
>May 17 15:35:44 localhost kernel: last math c0bea000 last altivec
>00000000
>May 17 15:35:44 localhost kernel: GPR00: D980D3D8 D1C19DF0 D1C18000
>D5CCB8B8 00001032 00000000 D1C19E14 00000000 
>May 17 15:35:44 localhost kernel: GPR08: FFFFFFFF D638DD00 D1C19E10
>D638DD00 48224422 101D56DC 00000000 00000000 
>May 17 15:35:44 localhost kernel: GPR16: 7FFFE764 00000001 00000003
>00000000 00009032 14F7FF40 00000000 D9810000 
>May 17 15:35:44 localhost kernel: GPR24: D9809000 D9E721F8 349DCD6A
>00000000 D9810000 D9810000 D5CCB8B8 00000000 
>May 17 15:35:44 localhost kernel: Call backtrace: 
>May 17 15:35:44 localhost kernel: 00000002 D980D3D8 D984C058 D984F21C
>D984C94C D98411A0 D9834FCC 
>May 17 15:35:44 localhost kernel: D98654E8 D9863690 D9815D14 D9857214
>D986DAF4 D986D704 D980B4E0 
>May 17 15:35:44 localhost kernel: C001C54C D980B778 C0008600 
>May 17 15:35:45 localhost chat[1960]: timeout set to 30 seconds
>May 17 15:35:45 localhost chat[1960]: abort on (BUSY)
>May 17 15:35:45 localhost chat[1960]: abort on (NO CARRIER)
>May 17 15:35:45 localhost chat[1960]: abort on (VOICE)
>May 17 15:35:45 localhost chat[1960]: abort on (NO DIALTONE)
>May 17 15:35:45 localhost chat[1960]: abort on (NO DIAL TONE)
>May 17 15:35:45 localhost chat[1960]: abort on (NO ANSWER)
>May 17 15:35:45 localhost chat[1960]: abort on (DELAYED)
>May 17 15:35:45 localhost chat[1960]: send (ATZ^M)
>May 17 15:35:45 localhost kernel: Oops: kernel access of bad area, sig:
>11
>May 17 15:35:45 localhost kernel: NIP: C0013820 XER: 00000000 LR:
>C0013804 SP: D1C19DA0 REGS: d1c19cf0 TRAP: 0300    Tainted
>: P 
>May 17 15:35:45 localhost kernel: MSR: 00001032 EE: 0 PR: 0 FP: 0 ME: 1
>IR/DR: 11
>May 17 15:35:45 localhost kernel: DAR: 10010000, DSISR: 40000000
>May 17 15:35:45 localhost kernel: TASK = d1c18000[1960] 'chat' Last
>syscall: 4 
>May 17 15:35:45 localhost kernel: last math d15fe000 last altivec
>00000000
>May 17 15:35:45 localhost kernel: GPR00: 00001032 D1C19DA0 D1C18000
>00000000 00000000 00000001 CD180000 00000000 
>May 17 15:35:45 localhost kernel: GPR08: 00000000 10010000 00000001
>0FF78ED4 44008468 1001C820 00000000 00000000 
>May 17 15:35:45 localhost kernel: GPR16: 00000000 00000000 00000000
>00000000 00009032 11C19F40 00000000 C0005F70 
>May 17 15:35:45 localhost kernel: GPR24: C00FD7B8 CF6BE000 00000001
>00000001 00000003 D981096C D1C19FD0 D1C19DA0 
>May 17 15:35:45 localhost kernel: Call backtrace: 
>May 17 15:35:45 localhost kernel: 00000000 D980B5DC D98B40DC D98B4148
>D98B5210 D98B523C D98B5B00 
>May 17 15:35:45 localhost kernel: C00FD9C4 C00FBB7C C00F948C C003C790
>C0005D3C 10002B74 10002C50 
>May 17 15:35:45 localhost kernel: 10002D7C 10002A2C 100013C8 10001168
>0FEC3E04 00000000 
>May 17 15:35:45 localhost pppd[1957]: Connect script failed
>
>
>
>
>I attempted an 'hcfusbstop', then got a 'device busy' type error... I
>tried a 'poff', then recieved a kernel panic.. All I got down was "TASK:
>'swapper'".
>This happened a couple of times before, and I've attempted to reboot the
>computer immediately, and recieved a kernel panic upon halt (before the
>halt process completed)...
>After the system restarts, my system clock is always set to Fri, Jan 1,
>13:43 1904, or thereabouts.
>
>
>I had a look through the system log to see if there were any problems
>with sleep/restore, but didn't find much, apart from some
>Usb*CompletionRoutine errors, which may or may not be relevant:
>
>
>May 17 14:19:26 localhost kernel: PCI: Enabling bus mastering for device
>10:18.0
>May 17 14:19:26 localhost kernel: usb-ohci.c: USB continue: usb-10:18.0
>from host wakeup
>May 17 14:19:26 localhost kernel: PCI: Enabling bus mastering for device
>10:19.0
>May 17 14:19:26 localhost kernel: usb-ohci.c: USB continue: usb-10:19.0
>from host wakeup
>May 17 14:19:26 localhost kernel: eth0: resuming
>May 17 14:19:26 localhost kernel: osusb.c:
>UsbReceiveDataCompletionRoutine: error: URB status -110
>May 17 14:19:26 localhost kernel: osusb.c: UsbNotifyCompletionRoutine:
>error: URB status -110
>May 17 14:19:28 localhost last message repeated 44 times
>May 17 14:19:28 localhost kernel: usb.c: USB disconnect on device
>10:19.0-2 address 2
>May 17 14:19:28 localhost kernel: adb: starting probe task...
>
>
>
>I'm running kernel 2.4.20-ben10 with Debian unstable.  I'm using the
>hcfusbmodem-0.99lnxtbeta03042703ppc drivers.
>
>
>Thanks in advance!
>
>Mike
>
>