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List:       kde-pim
Subject:    Re: [Kde-pim] Tungsten T usb devfs
From:       Bleck <bleck () laposte ! net>
Date:       2003-11-27 23:09:18
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Dans son courriel du Jeudi 27 Novembre 2003 19:30, Reinhold Kainhofer écrivait 
:
> Yes, that's typically a kernel oops (crash) in the visor module. I
> experienced this with 2.4.x Kernel a few times (in particular, when the
> connection timed out for some reason, but I also had it after a
> successfully completed sync, as in your case). Try running "dmesg" in your
> situation, when kpilot is stuck.

You are right (see below). I guess this problem is somehow related to the 
hardware. I've installed (from scratch) the save distribution on an old PC 
(Asus TX97-E, K6-2 step12) and I've not been able to reproduce the problem. 
I've installed (from scratch) the distribution on a empty partition of my 
linux box (Asus A7V33, XP1800+) and I reproduced the problem...

              *** dmesg ***
usb-uhci.c: interrupt, status 3, frame# 1391
usb.c: USB disconnect on device 00:09.1-1 address 3
visor.c: Bytes In = 303  Bytes Out = 420
usbserial.c: Handspring Visor / Treo / Palm 4.0 / Clié 4.x converter now 
disconnected from ttyUSB0
usbserial.c: Handspring Visor / Treo / Palm 4.0 / Clié 4.x converter now 
disconnected from ttyUSB1
Unable to handle kernel NULL pointer dereference at virtual address 00000013
 printing eip:
c01d69df
*pde = 00000000
Oops: 0002
visor usbserial binfmt_misc appletalk lp parport_pc parport agpgart nvidia 
ipsec snd-seq-midi snd-opl3-s
ynth snd-seq-instr snd-seq-midi-emul snd-ainstr-fm snd-seq-oss 
snd-seq-midi-event snd-seq snd-pcm-oss sn
d-mixer-oss snd-cmipci snd-opl3-lib snd-hwdep snd-pcm snd-page-alloc snd-timer 
snd-mpu401-uart snd-rawmi
di snd-seq-device snd soundcore nfsd ppp_async ppp_generic slhc af_packet 
sr_mod floppy 3c59x nls_iso885
9-15 nls_cp850 vfat fat ide-cd cdrom ide-scsi ehci-hcd usb-uhci usbcore rtc 
ext3 jbd sd_mod aic7xxx scsi          _mod
CPU:    0
EIP:    0010:[<c01d69df>]    Tainted: P
EFLAGS: 00010286
EIP is at copy_files+0x14f/0x290 [kernel]
eax: ffffffff   ebx: d0341074   ecx: c7f14878   edx: 000000e3
esi: d45d0e5c   edi: d619d09c   ebp: c70f1f64   esp: c70f1f30
ds: 0018   es: 0018   ss: 0018
Process hotplug (pid: 4616, stackpage=c70f1000)
Stack: c01fb657 00000008 00000100 c7f14878 d619d060 d45d0e20 00000001 000001f0
       c72690a0 000001f0 00000000 c6518000 00000011 c70f1fa4 c01d6e4e 00000011
       c6518000 fffffff4 00400077 cf3bde60 fffffff2 00000000 00000000 c70f1fbc
Call Trace:
 [<c01fb657>] __alloc_pages+0x87/0x300 [kernel]
 [<c01d6e4e>] do_fork+0x28e/0x720 [kernel]
 [<c01e16e3>] sys_rt_sigprocmask+0xf3/0x160 [kernel]
 [<c01c2c54>] sys_fork+0x14/0x20 [kernel]
 [<c01c4333>] system_call+0x33/0x40 [kernel]

Code: ff 40 14 89 03 83 c3 04 4a 75 e6 8b 55 dc 8b 75 d4 89 df 8b
-- 
Bleck

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