Re: Panic with chromium and 8.1-STABLE (Thu Sep 16 09:52:17 BRT 2010)

2010-10-01 Thread Mario Sergio Fujikawa Ferreira


Quoting Kostik Belousov :

On Sun, Sep 19, 2010 at 07:28:13PM -0300, Mario Sergio Fujikawa  
Ferreira wrote:

Hi,

I've just began trying chrome web browser from
http://chromium.hybridsource.org/ but it triggered 2 panics on my
8.1-STABLE system.

$ uname -a
FreeBSD exxodus.fedaykin.here 8.1-STABLE FreeBSD 8.1-STABLE #26:  
Thu Sep 16 09:52:17 BRT 2010  
li...@exxodus:/usr/obj/usr/src/sys/LIOUX  amd64


The panic information is:


panic: vm_page_unwire: invalid wire count: 0
cpuid = 0
KDB: enter: panic

0xff006ecce000: tag ufs, type VREG
usecount 1, writecount 1, refcount 4 mountedhere 0
flags ()
v_object 0xff0151489870 ref 0 pages 8
lock type ufs: EXCL by thread 0xff00200947c0 (pid 25025)
ino 119526591, on dev ufs/fsusr

0xff011107f938: tag ufs, type VREG
usecount 0, writecount 0, refcount 4 mountedhere 0
flags (VV_NOSYNC|VI_DOINGINACT)
v_object 0xff0151f7f870 ref 0 pages 1284
lock type ufs: EXCL by thread 0xff01882cc7c0 (pid 26689)
ino 263, on dev md0


I've made available 2 ddb textdumps at:

http://people.freebsd.org/~lioux/panic/2010091900/textdump.tar.0
http://people.freebsd.org/~lioux/panic/2010091900/textdump.tar.1

I was able to use chrome prior to this latest kernel update.
Now, I can reproduce a kernel panic even browsing www.google.com

Please, let me know if I can provide any further information.


Does it panic if you remove ZERO_COPY_SOCKETS option from the kernel
config ?



  Right on the spot. Removing ZERO_COPY_SOCKETS stopped the panics.  
The panics restart if I add them again.


  Regards,

--
Mario S F Ferreira - DF - Brazil - "I guess this is a signature."
feature, n: a documented bug | bug, n: an undocumented feature
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Re: Panic with chromium and 8.1-STABLE (Thu Sep 16 09:52:17 BRT 2010)

2010-09-22 Thread jhell
On 09/22/2010 16:37, Kostik Belousov wrote:
> On Wed, Sep 22, 2010 at 03:58:12PM -0400, jhell wrote:
>> -BEGIN PGP SIGNED MESSAGE-
>> Hash: SHA1
>>
>> On 09/22/2010 09:28, Kostik Belousov wrote:
>>> On Sun, Sep 19, 2010 at 07:28:13PM -0300, Mario Sergio Fujikawa Ferreira 
>>> wrote:
 Hi,

I've just began trying chrome web browser from
 http://chromium.hybridsource.org/ but it triggered 2 panics on my
 8.1-STABLE system.

 $ uname -a
 FreeBSD exxodus.fedaykin.here 8.1-STABLE FreeBSD 8.1-STABLE #26: Thu Sep 
 16 09:52:17 BRT 2010 li...@exxodus:/usr/obj/usr/src/sys/LIOUX  amd64

The panic information is:

 
 panic: vm_page_unwire: invalid wire count: 0
 cpuid = 0
 KDB: enter: panic

 0xff006ecce000: tag ufs, type VREG
 usecount 1, writecount 1, refcount 4 mountedhere 0
 flags ()
 v_object 0xff0151489870 ref 0 pages 8
 lock type ufs: EXCL by thread 0xff00200947c0 (pid 25025)
 ino 119526591, on dev ufs/fsusr

 0xff011107f938: tag ufs, type VREG
 usecount 0, writecount 0, refcount 4 mountedhere 0
 flags (VV_NOSYNC|VI_DOINGINACT)
 v_object 0xff0151f7f870 ref 0 pages 1284
 lock type ufs: EXCL by thread 0xff01882cc7c0 (pid 26689)
 ino 263, on dev md0
 

I've made available 2 ddb textdumps at:

 http://people.freebsd.org/~lioux/panic/2010091900/textdump.tar.0
 http://people.freebsd.org/~lioux/panic/2010091900/textdump.tar.1

I was able to use chrome prior to this latest kernel update.
 Now, I can reproduce a kernel panic even browsing www.google.com

Please, let me know if I can provide any further information.
>>>
>>> Does it panic if you remove ZERO_COPY_SOCKETS option from the kernel
>>> config ?
>>
>> This is triggered as well on a system without ZERO_COPY_SOCKETS just to
>> clear that bit up.
> I do not know what did prompted you to decide that the issue is the same.
> There is nothing common except the word "panic" in the report by
> lioux and your backtraces.
> 
> You could have better luck showing your traces on the fs@ or asking zfs
> porters directly.

Well taking a stab at it I thought you were involved with that.
Considering it is being triggered on the FS level there is somthing in
common but that won't always mean the traces will be exact for two
different file-systems. It may just as well be two different cases so
Ill just forward them on to the correct people. Thanks anyway.


Regards,

-- 

 jhell,v
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Re: Panic with chromium and 8.1-STABLE (Thu Sep 16 09:52:17 BRT 2010)

2010-09-22 Thread Kostik Belousov
On Wed, Sep 22, 2010 at 03:58:12PM -0400, jhell wrote:
> -BEGIN PGP SIGNED MESSAGE-
> Hash: SHA1
> 
> On 09/22/2010 09:28, Kostik Belousov wrote:
> > On Sun, Sep 19, 2010 at 07:28:13PM -0300, Mario Sergio Fujikawa Ferreira 
> > wrote:
> >> Hi,
> >>
> >>I've just began trying chrome web browser from
> >> http://chromium.hybridsource.org/ but it triggered 2 panics on my
> >> 8.1-STABLE system.
> >>
> >> $ uname -a
> >> FreeBSD exxodus.fedaykin.here 8.1-STABLE FreeBSD 8.1-STABLE #26: Thu Sep 
> >> 16 09:52:17 BRT 2010 li...@exxodus:/usr/obj/usr/src/sys/LIOUX  amd64
> >>
> >>The panic information is:
> >>
> >> 
> >> panic: vm_page_unwire: invalid wire count: 0
> >> cpuid = 0
> >> KDB: enter: panic
> >>
> >> 0xff006ecce000: tag ufs, type VREG
> >> usecount 1, writecount 1, refcount 4 mountedhere 0
> >> flags ()
> >> v_object 0xff0151489870 ref 0 pages 8
> >> lock type ufs: EXCL by thread 0xff00200947c0 (pid 25025)
> >> ino 119526591, on dev ufs/fsusr
> >>
> >> 0xff011107f938: tag ufs, type VREG
> >> usecount 0, writecount 0, refcount 4 mountedhere 0
> >> flags (VV_NOSYNC|VI_DOINGINACT)
> >> v_object 0xff0151f7f870 ref 0 pages 1284
> >> lock type ufs: EXCL by thread 0xff01882cc7c0 (pid 26689)
> >> ino 263, on dev md0
> >> 
> >>
> >>I've made available 2 ddb textdumps at:
> >>
> >> http://people.freebsd.org/~lioux/panic/2010091900/textdump.tar.0
> >> http://people.freebsd.org/~lioux/panic/2010091900/textdump.tar.1
> >>
> >>I was able to use chrome prior to this latest kernel update.
> >> Now, I can reproduce a kernel panic even browsing www.google.com
> >>
> >>Please, let me know if I can provide any further information.
> > 
> > Does it panic if you remove ZERO_COPY_SOCKETS option from the kernel
> > config ?
> 
> This is triggered as well on a system without ZERO_COPY_SOCKETS just to
> clear that bit up.
I do not know what did prompted you to decide that the issue is the same.
There is nothing common except the word "panic" in the report by
lioux and your backtraces.

You could have better luck showing your traces on the fs@ or asking zfs
porters directly.


pgpY0ktYoKGOu.pgp
Description: PGP signature


Re: Panic with chromium and 8.1-STABLE (Thu Sep 16 09:52:17 BRT 2010)

2010-09-22 Thread jhell
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1

On 09/22/2010 09:28, Kostik Belousov wrote:
> On Sun, Sep 19, 2010 at 07:28:13PM -0300, Mario Sergio Fujikawa Ferreira 
> wrote:
>> Hi,
>>
>>  I've just began trying chrome web browser from
>> http://chromium.hybridsource.org/ but it triggered 2 panics on my
>> 8.1-STABLE system.
>>
>> $ uname -a
>> FreeBSD exxodus.fedaykin.here 8.1-STABLE FreeBSD 8.1-STABLE #26: Thu Sep 16 
>> 09:52:17 BRT 2010 li...@exxodus:/usr/obj/usr/src/sys/LIOUX  amd64
>>
>>  The panic information is:
>>
>> 
>> panic: vm_page_unwire: invalid wire count: 0
>> cpuid = 0
>> KDB: enter: panic
>>
>> 0xff006ecce000: tag ufs, type VREG
>> usecount 1, writecount 1, refcount 4 mountedhere 0
>> flags ()
>> v_object 0xff0151489870 ref 0 pages 8
>> lock type ufs: EXCL by thread 0xff00200947c0 (pid 25025)
>> ino 119526591, on dev ufs/fsusr
>>
>> 0xff011107f938: tag ufs, type VREG
>> usecount 0, writecount 0, refcount 4 mountedhere 0
>> flags (VV_NOSYNC|VI_DOINGINACT)
>> v_object 0xff0151f7f870 ref 0 pages 1284
>> lock type ufs: EXCL by thread 0xff01882cc7c0 (pid 26689)
>> ino 263, on dev md0
>> 
>>
>>  I've made available 2 ddb textdumps at:
>>
>> http://people.freebsd.org/~lioux/panic/2010091900/textdump.tar.0
>> http://people.freebsd.org/~lioux/panic/2010091900/textdump.tar.1
>>
>>  I was able to use chrome prior to this latest kernel update.
>> Now, I can reproduce a kernel panic even browsing www.google.com
>>
>>  Please, let me know if I can provide any further information.
> 
> Does it panic if you remove ZERO_COPY_SOCKETS option from the kernel
> config ?

This is triggered as well on a system without ZERO_COPY_SOCKETS just to
clear that bit up.

Kostik,

I am going to forward you two core.txt.NN files I had generated on a ZFS
system that I used chrome on as well. I can trigger this repeatedly from
20-30 minutes of using chrome. Not sure whats going on here but maybe
you can shed some light over both issues that seem to be the same thing.
I do not mind if you forward these core.txt.NN files to other devs that
may be interested and able to help.

I still have the kernels for both of these so if more information is
needed just let me know.


Regards,

- -- 

 jhell,v
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Re: Panic with chromium and 8.1-STABLE (Thu Sep 16 09:52:17 BRT 2010)

2010-09-22 Thread Kostik Belousov
On Sun, Sep 19, 2010 at 07:28:13PM -0300, Mario Sergio Fujikawa Ferreira wrote:
> Hi,
> 
>   I've just began trying chrome web browser from
> http://chromium.hybridsource.org/ but it triggered 2 panics on my
> 8.1-STABLE system.
> 
> $ uname -a
> FreeBSD exxodus.fedaykin.here 8.1-STABLE FreeBSD 8.1-STABLE #26: Thu Sep 16 
> 09:52:17 BRT 2010 li...@exxodus:/usr/obj/usr/src/sys/LIOUX  amd64
> 
>   The panic information is:
> 
> 
> panic: vm_page_unwire: invalid wire count: 0
> cpuid = 0
> KDB: enter: panic
> 
> 0xff006ecce000: tag ufs, type VREG
> usecount 1, writecount 1, refcount 4 mountedhere 0
> flags ()
> v_object 0xff0151489870 ref 0 pages 8
> lock type ufs: EXCL by thread 0xff00200947c0 (pid 25025)
> ino 119526591, on dev ufs/fsusr
> 
> 0xff011107f938: tag ufs, type VREG
> usecount 0, writecount 0, refcount 4 mountedhere 0
> flags (VV_NOSYNC|VI_DOINGINACT)
> v_object 0xff0151f7f870 ref 0 pages 1284
> lock type ufs: EXCL by thread 0xff01882cc7c0 (pid 26689)
> ino 263, on dev md0
> 
> 
>   I've made available 2 ddb textdumps at:
> 
> http://people.freebsd.org/~lioux/panic/2010091900/textdump.tar.0
> http://people.freebsd.org/~lioux/panic/2010091900/textdump.tar.1
> 
>   I was able to use chrome prior to this latest kernel update.
> Now, I can reproduce a kernel panic even browsing www.google.com
> 
>   Please, let me know if I can provide any further information.

Does it panic if you remove ZERO_COPY_SOCKETS option from the kernel
config ?


pgpN8BHEAqKFh.pgp
Description: PGP signature