smbfs panic when lost connection or unmount --force

[Oliver Pinter]

hi!

Have you any sequel in this error / bug?

On 7/12/09, Oliver Pinter <oliver.pntr at gmail.com> wrote:
> On 7/12/09, Robert N. M. Watson <rwatson at freebsd.org> wrote:
>>
>> On 10 Jul 2009, at 13:17, Oliver Pinter wrote:
>>
>>> I know, that the bt is useful, but ddb works with usb keyboard?
>>> At nigth then I send the log.
>>
>> Unfortunately, a known issue with FreeBSD 8.0 is that the new USB
>> stack, while a vast improvement over the previous USB stack in
>> countless ways, does not support polled access from DDB. You will need
>> to use a serial port, firewire port, ps/2, or AT keyboard in order to
>> get interactive DDB support.
>>
> it worked with usb keyboard, the pictured and the last log is made
> with usb keyboard..
>
>> If that's not feasible, or if it's just easier, you may be able to use
>> the DDB scripting facility + textdumps to run DDB commands
>> automatically on panic to produce useful debugging output. Take a look
>> at the textdump(4) man page for details. This can be combined with a
>> traditional crashdump to capture both DDB output and normal dump data
>> for use with kgdb.
> jeah, I readed the man (ddb and textdump), and I used a small script..
>
>>
>> Robert
>>
>
> thanks for the help
>>>
>>> //sorry for bad english
>>>
>>> ps.: attached the config
>>>
>>> On 7/10/09, Robert Watson <rwatson at freebsd.org> wrote:
>>>>
>>>> On Fri, 10 Jul 2009, Oliver Pinter wrote:
>>>>
>>>>> It is a kernel panic, when force unmount the smbfs volume or lost
>>>>> the
>>>>> connection with the samba server.
>>>>
>>>> This is a NULL pointer dereference in the kernel.  Per Attilio's e-
>>>> mail, a
>>>> stack trace should help us track it down.  Thanks!
>>>>
>>>> Robert N M Watson
>>>> Computer Laboratory
>>>> University of Cambridge
>>>>
>>>>>
>>>>> --
>>>>> Thes OS is:
>>>>>
>>>>>
>>>>> kern.ostype: FreeBSD
>>>>> kern.osrelease: 7.2-STABLE
>>>>> kern.osrevision: 199506
>>>>> kern.version: FreeBSD 7.2-STABLE #4: Sat Jun 27 21:44:32 CEST 2009
>>>>>   root at oliverp:/usr/obj/usr/src/sys/stable
>>>>> kern.osreldate: 702103
>>>>>
>>>>> --
>>>>> make.conf:
>>>>>
>>>>>
>>>>> CPUTYPE?=core2
>>>>> CFLAGS= -O2 -fno-strict-aliasing -pipe
>>>>> MODULES_OVERRIDE=smbfs libiconv libmchain zfs opensolaris drm cd9660
>>>>> cd9660_iconv
>>>>>
>>>>> --
>>>>> panic message:
>>>>>
>>>>> Jul 10 01:58:39 oliverp syslogd: kernel boot file is /boot/kernel/
>>>>> kernel
>>>>> Jul 10 01:58:39 oliverp kernel: kernel trap 12 with interrupts
>>>>> disabled
>>>>> Jul 10 01:58:39 oliverp kernel:
>>>>> Jul 10 01:58:39 oliverp kernel:
>>>>> Jul 10 01:58:39 oliverp kernel: Fatal trap 12: page fault while in
>>>>> kernel
>>>>> mode
>>>>> Jul 10 01:58:39 oliverp kernel: cpuid = 2; apic id = 02
>>>>> Jul 10 01:58:39 oliverp kernel: fault virtual address	= 0x30
>>>>> Jul 10 01:58:39 oliverp kernel: fault code		= supervisor read data,
>>>>> page not present
>>>>> Jul 10 01:58:39 oliverp kernel: instruction pointer	=
>>>>> 0x8:0xffffffff80327fd0
>>>>> Jul 10 01:58:39 oliverp kernel: stack pointer	        =
>>>>> 0x10:0xffffff8078360940
>>>>> Jul 10 01:58:39 oliverp kernel: frame pointer	        =
>>>>> 0x10:0xffffff0004c31390
>>>>> Jul 10 01:58:39 oliverp kernel: code segment		= base 0x0, limit
>>>>> 0xfffff, type 0x1b
>>>>> Jul 10 01:58:39 oliverp kernel: = DPL 0, pres 1, long 1, def32 0,
>>>>> gran 1
>>>>> Jul 10 01:58:39 oliverp kernel: processor eflags	= resume, IOPL = 0
>>>>> Jul 10 01:58:39 oliverp kernel: current process		= 60406 (smbiod0)
>>>>> Jul 10 01:58:39 oliverp kernel: trap number		= 12
>>>>> Jul 10 01:58:39 oliverp kernel: panic: page fault
>>>>> Jul 10 01:58:39 oliverp kernel: cpuid = 2
>>>>> Jul 10 01:58:39 oliverp kernel: Uptime: 6h51m16s
>>>>> Jul 10 01:58:39 oliverp kernel: Physical memory: 4087 MB
>>>>> Jul 10 01:58:39 oliverp kernel: Dumping 2448 MB:Copyright (c)
>>>>> 1992-2009 The FreeBSD Project.
>>>>> _______________________________________________
>>>>> freebsd-stable at freebsd.org mailing list
>>>>> http://lists.freebsd.org/mailman/listinfo/freebsd-stable
>>>>> To unsubscribe, send any mail to
>>>>> "freebsd-stable-unsubscribe at freebsd.org
>>>>>
>>>>> "
>>>>>
>>>>
>>> <kernel_conf.txt>
>>
>>
>