Bug#507845: Dedibox server with VIA C7 cpu freeze with the last libc6

2009-12-18 Thread Julien DURAND
Hello,

For me the problem was introduced in package libc6_2.3.6.ds1-6_i386.deb by 
linux-kernel-header-2.6.18-1.
Building libc6 with linux-kernel-headers_2.6.17.10-3 work fine for me.
And the difference that cause freeze between lkh  2.6.17.10-3 and 2.6.18-1 is 
in linux/compiler.h.
The ___KERNEL___ directive have moved and  some declarations are not in 
userspace. In our case, this is noinline define that cause problem.
Before lkh 2.6.18-1 noinline was undefined in userspace, so declaration like 
__attribute ((noinline))__ was equal to __attribute (())__.
When print_statistics function code in elf/rtld.c is noinlined by gcc, VIA C7 
freeze.
And in print_statistics that is _dl_debug_printf call that fail by heavy 
realloc. More precisely, unsigned long int num_relative_relocations seems to be 
the source. Deleting that printf var is an issue.

I would like to debug more and more, but I have no time to do that. Any 
investigation and tech used for debugging interests me.
I don't know how to disassembly inlined function to compare it to noinlined 
function.

I have build a libc6 debian package with fix from official debian subversion 
for my production, if you need it I can share it. But I think we are very 
nearly to find the real bug. And maybe all no intel x86 are concerned...

NOTE : We talk about freeze, freeze,... I don't think that is a freeze, kernel 
seems to switch in infinite loop.

Best regards,
Julien Durand.


Bug#507845: Dedibox server with VIA C7 cpu freeze with the last libc6

2009-01-07 Thread Maelvon HAWK

Aurelien Jarno a écrit :

On Tue, Jan 06, 2009 at 10:53:34PM +0100, Maelvon HAWK wrote:

Aurelien Jarno a écrit :

On Fri, Dec 05, 2008 at 09:26:06PM +0100, Maelvon HAWK wrote:

Aurelien Jarno a écrit :

Maelvon HAWK a écrit :

Aurelien Jarno a écrit :

tag 507845 + unreproducible
tag 507845 + moreinfo
thanks

Maelvon HAWK a écrit :

Package: libc6
Version: 2.3.6.ds1-3

This is a very old version. Try using at least the latest version from
stable, that is 2.3.6.ds1-13etch7.

If I put the stable one, it freeze, with no clues…


Severity: important

I've a Dedibox server, with a VIA C7 cpu, running a debian 
ETCH, and it seems I've done a dist-upgrade without
rebooting that's put the mess in the server. After that it 
freeze when it want, for no special apparent reason. I said 
it

seems because I remember to have done that, and found some links about that.

The actual solution I found is to downgrade my libc6, 
specifing some preferences in /etc/apt/preferences and the
server is working well now, but I never update the libc6 or 
the bug comes back.


But I've tested to install mod_python today and the libc6  
downgrade seems to impact it. I've done a remove of the

package php5-recode to make the mod_python running.

In the other hand, I've found a similar bug report in Gentoo 
[1], if it can help to resolve this.

As clearly explained in the gentoo bug report, this is not a glibc
problem, but rather a kernel problem. The glibc may trigger a kernel
bug, but the bug has to be fixed in the kernel.

First of all, please try to use a standard Debian kernel instead of the
kernel 2.6.24.2dedibox-r8-1-c7 one, which is known to be problematic. If
you are still be able to reproduce the bug with a Debian kernel, I'll
reassign the bug to the kernel package.


Aurelien

Which kernel should I install. An apt-cache search 
linux-image-2.6  give me :


linux-image-2.6-openvz-686 - Linux 2.6 image on PPro/Celeron/PII/PIII/P4
linux-image-2.6-vserver-686-bigmem - Linux 2.6 image on   
PPro/Celeron/PII/PIII/P4

linux-image-2.6.26-bpo.1-486 - Linux 2.6.26 image on x86
linux-image-2.6.26-bpo.1-686 - Linux 2.6.26 image on   
PPro/Celeron/PII/PIII/P4
linux-image-2.6.26-bpo.1-686-bigmem - Linux 2.6.26 image on   
PPro/Celeron/PII/PIII/P4

linux-image-2.6.26-bpo.1-amd64 - Linux 2.6.26 image on AMD64
linux-image-2.6.26-bpo.1-openvz-686 - Linux 2.6.26 image on   
PPro/Celeron/PII/PIII/P4, OpenVZ support
linux-image-2.6.26-bpo.1-vserver-686 - Linux 2.6.26 image on   
PPro/Celeron/PII/PIII/P4, Linux-VServer support
linux-image-2.6.26-bpo.1-vserver-686-bigmem - Linux 2.6.26 image 
on  PPro/Celeron/PII/PIII/P4, Linux-VServer support

linux-image-2.6.26-bpo.1-xen-686 - Linux 2.6.26 image on i686
linux-image-2.6.23.13dedibox-r8 - Linux kernel binary image for  
version 2.6.23.13dedibox-r8

You should use the stable one, either:
- linux-image-2.6.18-6-686
- linux-image-2.6.24-etchnhalf.1-686

I had a dedibox with a VIA C7 CPU running the first one and glibc
2.3.6.ds1-13etchX for more than a year without any problem.


Ok, first freeze!
With the linux-image-2.6.18-6-686, what's the next step?
Nothing at all in the /var/log/messages.

I'll test now the 2.6.24.2-by-myckeul[1] kernel.

It's a production server so I should found a solution for this bug or 
I  return to the last solution, the downgrade of libc6.



Now that we now it freeze with a normal kernel, the best is probably to
determine which version introduced the change. We really have to know
the exact version that has introduced the change, because comparing the
sources haven't shown anything, so we will have to compare the generated
assembly code.

First of all, do you have libc6-i686 installed? If yes, it may be worth
removing it and see if the problem still occurs.

If I understand correctly, the version 2.3.6.ds1-3 is the latest known  
version that works. The stable version is 2.3.6.ds1-13etch6. That means

there is 16 different versions in between (ds1-4 to ds1-13 and
ds1-13etch1 to ds1-13etch6). Using a dichotomy process, you can find the
first bad version in 4 tries.

You can access the previous versions of the glibc by adding this line to
/etc/apt/sources.list:

deb http://snapshot.debian.net/archive pool glibc

then run:
# apt-get update
# apt-get install libc6=version libc6-dev=version locales=version

When I know the first bad version, I'll try to see what has changed at
the binary level.


Aurelien,

Thanks for your time, but I've passed to an unstable version of debian,  
for libc6, and especially for the python2.5.2 library.


And how does it work? Do you still see the freezes?



I keep you in touch if it evolves, but for now I'm at 8 days uptime and 
no freeze, crossing fingers.


Linux 2.6.24-etchnhalf.1-686
libc6:  Installé : 2.7-16
libc6-dev:  Installé : 2.7-16
libc6-i686: Installé : 2.7-16
locales:Installé : 2.7-16




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Bug#507845: Dedibox server with VIA C7 cpu freeze with the last libc6

2009-01-06 Thread Maelvon HAWK

Aurelien Jarno a écrit :

On Fri, Dec 05, 2008 at 09:26:06PM +0100, Maelvon HAWK wrote:

Aurelien Jarno a écrit :

Maelvon HAWK a écrit :

Aurelien Jarno a écrit :

tag 507845 + unreproducible
tag 507845 + moreinfo
thanks

Maelvon HAWK a écrit :

Package: libc6
Version: 2.3.6.ds1-3

This is a very old version. Try using at least the latest version from
stable, that is 2.3.6.ds1-13etch7.

If I put the stable one, it freeze, with no clues…


Severity: important

I've a Dedibox server, with a VIA C7 cpu, running a debian ETCH, 
and it seems I've done a dist-upgrade without
rebooting that's put the mess in the server. After that it freeze 
when it want, for no special apparent reason. I said it

seems because I remember to have done that, and found some links about that.

The actual solution I found is to downgrade my libc6, specifing 
some preferences in /etc/apt/preferences and the
server is working well now, but I never update the libc6 or the 
bug comes back.


But I've tested to install mod_python today and the libc6 
downgrade seems to impact it. I've done a remove of the

package php5-recode to make the mod_python running.

In the other hand, I've found a similar bug report in Gentoo [1], 
if it can help to resolve this.

As clearly explained in the gentoo bug report, this is not a glibc
problem, but rather a kernel problem. The glibc may trigger a kernel
bug, but the bug has to be fixed in the kernel.

First of all, please try to use a standard Debian kernel instead of the
kernel 2.6.24.2dedibox-r8-1-c7 one, which is known to be problematic. If
you are still be able to reproduce the bug with a Debian kernel, I'll
reassign the bug to the kernel package.


Aurelien

Which kernel should I install. An apt-cache search linux-image-2.6  
give me :


linux-image-2.6-openvz-686 - Linux 2.6 image on PPro/Celeron/PII/PIII/P4
linux-image-2.6-vserver-686-bigmem - Linux 2.6 image on  
PPro/Celeron/PII/PIII/P4

linux-image-2.6.26-bpo.1-486 - Linux 2.6.26 image on x86
linux-image-2.6.26-bpo.1-686 - Linux 2.6.26 image on  
PPro/Celeron/PII/PIII/P4
linux-image-2.6.26-bpo.1-686-bigmem - Linux 2.6.26 image on  
PPro/Celeron/PII/PIII/P4

linux-image-2.6.26-bpo.1-amd64 - Linux 2.6.26 image on AMD64
linux-image-2.6.26-bpo.1-openvz-686 - Linux 2.6.26 image on  
PPro/Celeron/PII/PIII/P4, OpenVZ support
linux-image-2.6.26-bpo.1-vserver-686 - Linux 2.6.26 image on  
PPro/Celeron/PII/PIII/P4, Linux-VServer support
linux-image-2.6.26-bpo.1-vserver-686-bigmem - Linux 2.6.26 image on  
PPro/Celeron/PII/PIII/P4, Linux-VServer support

linux-image-2.6.26-bpo.1-xen-686 - Linux 2.6.26 image on i686
linux-image-2.6.23.13dedibox-r8 - Linux kernel binary image for 
version 2.6.23.13dedibox-r8

You should use the stable one, either:
- linux-image-2.6.18-6-686
- linux-image-2.6.24-etchnhalf.1-686

I had a dedibox with a VIA C7 CPU running the first one and glibc
2.3.6.ds1-13etchX for more than a year without any problem.


Ok, first freeze!
With the linux-image-2.6.18-6-686, what's the next step?
Nothing at all in the /var/log/messages.

I'll test now the 2.6.24.2-by-myckeul[1] kernel.

It's a production server so I should found a solution for this bug or I  
return to the last solution, the downgrade of libc6.




Now that we now it freeze with a normal kernel, the best is probably to
determine which version introduced the change. We really have to know
the exact version that has introduced the change, because comparing the
sources haven't shown anything, so we will have to compare the generated
assembly code.

First of all, do you have libc6-i686 installed? If yes, it may be worth
removing it and see if the problem still occurs.

If I understand correctly, the version 2.3.6.ds1-3 is the latest known 
version that works. The stable version is 2.3.6.ds1-13etch6. That means

there is 16 different versions in between (ds1-4 to ds1-13 and
ds1-13etch1 to ds1-13etch6). Using a dichotomy process, you can find the
first bad version in 4 tries.

You can access the previous versions of the glibc by adding this line to
/etc/apt/sources.list:

deb http://snapshot.debian.net/archive pool glibc

then run:
# apt-get update
# apt-get install libc6=version libc6-dev=version locales=version

When I know the first bad version, I'll try to see what has changed at
the binary level.



Aurelien,

Thanks for your time, but I've passed to an unstable version of debian, 
for libc6, and especially for the python2.5.2 library.


I don't have the time now to downgrade and to test. Yet I'd have liked 
to participate in the resolution of this bug. Perhaps you'll find some 
testers in the Dedibox forums.


Kenavo,

Maelvon





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Bug#507845: Dedibox server with VIA C7 cpu freeze with the last libc6

2009-01-06 Thread Aurelien Jarno
On Tue, Jan 06, 2009 at 10:53:34PM +0100, Maelvon HAWK wrote:
 Aurelien Jarno a écrit :
 On Fri, Dec 05, 2008 at 09:26:06PM +0100, Maelvon HAWK wrote:
 Aurelien Jarno a écrit :
 Maelvon HAWK a écrit :
 Aurelien Jarno a écrit :
 tag 507845 + unreproducible
 tag 507845 + moreinfo
 thanks

 Maelvon HAWK a écrit :
 Package: libc6
 Version: 2.3.6.ds1-3
 This is a very old version. Try using at least the latest version from
 stable, that is 2.3.6.ds1-13etch7.
 If I put the stable one, it freeze, with no clues…

 Severity: important

 I've a Dedibox server, with a VIA C7 cpu, running a debian 
 ETCH, and it seems I've done a dist-upgrade without
 rebooting that's put the mess in the server. After that it 
 freeze when it want, for no special apparent reason. I said 
 it
 seems because I remember to have done that, and found some links about 
 that.

 The actual solution I found is to downgrade my libc6, 
 specifing some preferences in /etc/apt/preferences and the
 server is working well now, but I never update the libc6 or 
 the bug comes back.

 But I've tested to install mod_python today and the libc6  
 downgrade seems to impact it. I've done a remove of the
 package php5-recode to make the mod_python running.

 In the other hand, I've found a similar bug report in Gentoo 
 [1], if it can help to resolve this.
 As clearly explained in the gentoo bug report, this is not a glibc
 problem, but rather a kernel problem. The glibc may trigger a kernel
 bug, but the bug has to be fixed in the kernel.

 First of all, please try to use a standard Debian kernel instead of the
 kernel 2.6.24.2dedibox-r8-1-c7 one, which is known to be problematic. If
 you are still be able to reproduce the bug with a Debian kernel, I'll
 reassign the bug to the kernel package.

 Aurelien

 Which kernel should I install. An apt-cache search 
 linux-image-2.6  give me :

 linux-image-2.6-openvz-686 - Linux 2.6 image on PPro/Celeron/PII/PIII/P4
 linux-image-2.6-vserver-686-bigmem - Linux 2.6 image on   
 PPro/Celeron/PII/PIII/P4
 linux-image-2.6.26-bpo.1-486 - Linux 2.6.26 image on x86
 linux-image-2.6.26-bpo.1-686 - Linux 2.6.26 image on   
 PPro/Celeron/PII/PIII/P4
 linux-image-2.6.26-bpo.1-686-bigmem - Linux 2.6.26 image on   
 PPro/Celeron/PII/PIII/P4
 linux-image-2.6.26-bpo.1-amd64 - Linux 2.6.26 image on AMD64
 linux-image-2.6.26-bpo.1-openvz-686 - Linux 2.6.26 image on   
 PPro/Celeron/PII/PIII/P4, OpenVZ support
 linux-image-2.6.26-bpo.1-vserver-686 - Linux 2.6.26 image on   
 PPro/Celeron/PII/PIII/P4, Linux-VServer support
 linux-image-2.6.26-bpo.1-vserver-686-bigmem - Linux 2.6.26 image 
 on  PPro/Celeron/PII/PIII/P4, Linux-VServer support
 linux-image-2.6.26-bpo.1-xen-686 - Linux 2.6.26 image on i686
 linux-image-2.6.23.13dedibox-r8 - Linux kernel binary image for  
 version 2.6.23.13dedibox-r8
 You should use the stable one, either:
 - linux-image-2.6.18-6-686
 - linux-image-2.6.24-etchnhalf.1-686

 I had a dedibox with a VIA C7 CPU running the first one and glibc
 2.3.6.ds1-13etchX for more than a year without any problem.

 Ok, first freeze!
 With the linux-image-2.6.18-6-686, what's the next step?
 Nothing at all in the /var/log/messages.

 I'll test now the 2.6.24.2-by-myckeul[1] kernel.

 It's a production server so I should found a solution for this bug or 
 I  return to the last solution, the downgrade of libc6.


 Now that we now it freeze with a normal kernel, the best is probably to
 determine which version introduced the change. We really have to know
 the exact version that has introduced the change, because comparing the
 sources haven't shown anything, so we will have to compare the generated
 assembly code.

 First of all, do you have libc6-i686 installed? If yes, it may be worth
 removing it and see if the problem still occurs.

 If I understand correctly, the version 2.3.6.ds1-3 is the latest known  
 version that works. The stable version is 2.3.6.ds1-13etch6. That means
 there is 16 different versions in between (ds1-4 to ds1-13 and
 ds1-13etch1 to ds1-13etch6). Using a dichotomy process, you can find the
 first bad version in 4 tries.

 You can access the previous versions of the glibc by adding this line to
 /etc/apt/sources.list:

 deb http://snapshot.debian.net/archive pool glibc

 then run:
 # apt-get update
 # apt-get install libc6=version libc6-dev=version locales=version

 When I know the first bad version, I'll try to see what has changed at
 the binary level.


 Aurelien,

 Thanks for your time, but I've passed to an unstable version of debian,  
 for libc6, and especially for the python2.5.2 library.

And how does it work? Do you still see the freezes?

-- 
  .''`.  Aurelien Jarno | GPG: 1024D/F1BCDB73
 : :' :  Debian developer   | Electrical Engineer
 `. `'   aure...@debian.org | aurel...@aurel32.net
   `-people.debian.org/~aurel32 | www.aurel32.net



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Bug#507845: Dedibox server with VIA C7 cpu freeze with the last libc6

2009-01-04 Thread Aurelien Jarno
On Fri, Dec 05, 2008 at 09:26:06PM +0100, Maelvon HAWK wrote:
 Aurelien Jarno a écrit :
 Maelvon HAWK a écrit :
 Aurelien Jarno a écrit :
 tag 507845 + unreproducible
 tag 507845 + moreinfo
 thanks

 Maelvon HAWK a écrit :
 Package: libc6
 Version: 2.3.6.ds1-3
 This is a very old version. Try using at least the latest version from
 stable, that is 2.3.6.ds1-13etch7.
 If I put the stable one, it freeze, with no clues…

 Severity: important

 I've a Dedibox server, with a VIA C7 cpu, running a debian ETCH, 
 and it seems I've done a dist-upgrade without
 rebooting that's put the mess in the server. After that it freeze 
 when it want, for no special apparent reason. I said it
 seems because I remember to have done that, and found some links about 
 that.

 The actual solution I found is to downgrade my libc6, specifing 
 some preferences in /etc/apt/preferences and the
 server is working well now, but I never update the libc6 or the 
 bug comes back.

 But I've tested to install mod_python today and the libc6 
 downgrade seems to impact it. I've done a remove of the
 package php5-recode to make the mod_python running.

 In the other hand, I've found a similar bug report in Gentoo [1], 
 if it can help to resolve this.
 As clearly explained in the gentoo bug report, this is not a glibc
 problem, but rather a kernel problem. The glibc may trigger a kernel
 bug, but the bug has to be fixed in the kernel.

 First of all, please try to use a standard Debian kernel instead of the
 kernel 2.6.24.2dedibox-r8-1-c7 one, which is known to be problematic. If
 you are still be able to reproduce the bug with a Debian kernel, I'll
 reassign the bug to the kernel package.

 Aurelien

 Which kernel should I install. An apt-cache search linux-image-2.6  
 give me :

 linux-image-2.6-openvz-686 - Linux 2.6 image on PPro/Celeron/PII/PIII/P4
 linux-image-2.6-vserver-686-bigmem - Linux 2.6 image on  
 PPro/Celeron/PII/PIII/P4
 linux-image-2.6.26-bpo.1-486 - Linux 2.6.26 image on x86
 linux-image-2.6.26-bpo.1-686 - Linux 2.6.26 image on  
 PPro/Celeron/PII/PIII/P4
 linux-image-2.6.26-bpo.1-686-bigmem - Linux 2.6.26 image on  
 PPro/Celeron/PII/PIII/P4
 linux-image-2.6.26-bpo.1-amd64 - Linux 2.6.26 image on AMD64
 linux-image-2.6.26-bpo.1-openvz-686 - Linux 2.6.26 image on  
 PPro/Celeron/PII/PIII/P4, OpenVZ support
 linux-image-2.6.26-bpo.1-vserver-686 - Linux 2.6.26 image on  
 PPro/Celeron/PII/PIII/P4, Linux-VServer support
 linux-image-2.6.26-bpo.1-vserver-686-bigmem - Linux 2.6.26 image on  
 PPro/Celeron/PII/PIII/P4, Linux-VServer support
 linux-image-2.6.26-bpo.1-xen-686 - Linux 2.6.26 image on i686
 linux-image-2.6.23.13dedibox-r8 - Linux kernel binary image for 
 version 2.6.23.13dedibox-r8

 You should use the stable one, either:
 - linux-image-2.6.18-6-686
 - linux-image-2.6.24-etchnhalf.1-686

 I had a dedibox with a VIA C7 CPU running the first one and glibc
 2.3.6.ds1-13etchX for more than a year without any problem.


 Ok, first freeze!
 With the linux-image-2.6.18-6-686, what's the next step?
 Nothing at all in the /var/log/messages.

 I'll test now the 2.6.24.2-by-myckeul[1] kernel.

 It's a production server so I should found a solution for this bug or I  
 return to the last solution, the downgrade of libc6.


Now that we now it freeze with a normal kernel, the best is probably to
determine which version introduced the change. We really have to know
the exact version that has introduced the change, because comparing the
sources haven't shown anything, so we will have to compare the generated
assembly code.

First of all, do you have libc6-i686 installed? If yes, it may be worth
removing it and see if the problem still occurs.

If I understand correctly, the version 2.3.6.ds1-3 is the latest known 
version that works. The stable version is 2.3.6.ds1-13etch6. That means
there is 16 different versions in between (ds1-4 to ds1-13 and
ds1-13etch1 to ds1-13etch6). Using a dichotomy process, you can find the
first bad version in 4 tries.

You can access the previous versions of the glibc by adding this line to
/etc/apt/sources.list:

deb http://snapshot.debian.net/archive pool glibc

then run:
# apt-get update
# apt-get install libc6=version libc6-dev=version locales=version

When I know the first bad version, I'll try to see what has changed at
the binary level.

-- 
  .''`.  Aurelien Jarno | GPG: 1024D/F1BCDB73
 : :' :  Debian developer   | Electrical Engineer
 `. `'   aure...@debian.org | aurel...@aurel32.net
   `-people.debian.org/~aurel32 | www.aurel32.net



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Bug#507845: Dedibox server with VIA C7 cpu freeze with the last libc6

2008-12-05 Thread Aurelien Jarno
tag 507845 + unreproducible
tag 507845 + moreinfo
thanks

Maelvon HAWK a écrit :
 Package: libc6
 Version: 2.3.6.ds1-3

This is a very old version. Try using at least the latest version from
stable, that is 2.3.6.ds1-13etch7.

 Severity: important
 
 I've a Dedibox server, with a VIA C7 cpu, running a debian ETCH, and it 
 seems I've done a dist-upgrade without
 rebooting that's put the mess in the server. After that it freeze when 
 it want, for no special apparent reason. I said it
 seems because I remember to have done that, and found some links about that.
 
 The actual solution I found is to downgrade my libc6, specifing some 
 preferences in /etc/apt/preferences and the
 server is working well now, but I never update the libc6 or the bug 
 comes back.
 
 But I've tested to install mod_python today and the libc6 downgrade 
 seems to impact it. I've done a remove of the
 package php5-recode to make the mod_python running.
 
 In the other hand, I've found a similar bug report in Gentoo [1], if it 
 can help to resolve this.

As clearly explained in the gentoo bug report, this is not a glibc
problem, but rather a kernel problem. The glibc may trigger a kernel
bug, but the bug has to be fixed in the kernel.

First of all, please try to use a standard Debian kernel instead of the
kernel 2.6.24.2dedibox-r8-1-c7 one, which is known to be problematic. If
you are still be able to reproduce the bug with a Debian kernel, I'll
reassign the bug to the kernel package.

Aurelien

-- 
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 : :' :  Debian developer   | Electrical Engineer
 `. `'   [EMAIL PROTECTED] | [EMAIL PROTECTED]
   `-people.debian.org/~aurel32 | www.aurel32.net



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Bug#507845: Dedibox server with VIA C7 cpu freeze with the last libc6

2008-12-05 Thread Maelvon HAWK

Aurelien Jarno a écrit :

tag 507845 + unreproducible
tag 507845 + moreinfo
thanks

Maelvon HAWK a écrit :

Package: libc6
Version: 2.3.6.ds1-3


This is a very old version. Try using at least the latest version from
stable, that is 2.3.6.ds1-13etch7.


If I put the stable one, it freeze, with no clues…


Severity: important

I've a Dedibox server, with a VIA C7 cpu, running a debian ETCH, and it 
seems I've done a dist-upgrade without
rebooting that's put the mess in the server. After that it freeze when 
it want, for no special apparent reason. I said it

seems because I remember to have done that, and found some links about that.

The actual solution I found is to downgrade my libc6, specifing some 
preferences in /etc/apt/preferences and the
server is working well now, but I never update the libc6 or the bug 
comes back.


But I've tested to install mod_python today and the libc6 downgrade 
seems to impact it. I've done a remove of the

package php5-recode to make the mod_python running.

In the other hand, I've found a similar bug report in Gentoo [1], if it 
can help to resolve this.


As clearly explained in the gentoo bug report, this is not a glibc
problem, but rather a kernel problem. The glibc may trigger a kernel
bug, but the bug has to be fixed in the kernel.

First of all, please try to use a standard Debian kernel instead of the
kernel 2.6.24.2dedibox-r8-1-c7 one, which is known to be problematic. If
you are still be able to reproduce the bug with a Debian kernel, I'll
reassign the bug to the kernel package.



Aurelien

Which kernel should I install. An apt-cache search linux-image-2.6 
give me :


linux-image-2.6-openvz-686 - Linux 2.6 image on PPro/Celeron/PII/PIII/P4
linux-image-2.6-vserver-686-bigmem - Linux 2.6 image on 
PPro/Celeron/PII/PIII/P4

linux-image-2.6.26-bpo.1-486 - Linux 2.6.26 image on x86
linux-image-2.6.26-bpo.1-686 - Linux 2.6.26 image on 
PPro/Celeron/PII/PIII/P4
linux-image-2.6.26-bpo.1-686-bigmem - Linux 2.6.26 image on 
PPro/Celeron/PII/PIII/P4

linux-image-2.6.26-bpo.1-amd64 - Linux 2.6.26 image on AMD64
linux-image-2.6.26-bpo.1-openvz-686 - Linux 2.6.26 image on 
PPro/Celeron/PII/PIII/P4, OpenVZ support
linux-image-2.6.26-bpo.1-vserver-686 - Linux 2.6.26 image on 
PPro/Celeron/PII/PIII/P4, Linux-VServer support
linux-image-2.6.26-bpo.1-vserver-686-bigmem - Linux 2.6.26 image on 
PPro/Celeron/PII/PIII/P4, Linux-VServer support

linux-image-2.6.26-bpo.1-xen-686 - Linux 2.6.26 image on i686
linux-image-2.6.23.13dedibox-r8 - Linux kernel binary image for version 
2.6.23.13dedibox-r8


So, as I am on a VIA C7 processor, I don't know which one installing as 
Debian standard kernel. And no clues on the web about that. Only find a 
kernel for dedibox at :

http://www.kozma.fr/post/2008/02/12/6-kernel-dedibox-2624-2
http://www.kozma.fr/post/2008/10/14/19-kernel-dedibox-2627

I don't kow which one to dpkg!

Thanks,

Maelvon




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Bug#507845: Dedibox server with VIA C7 cpu freeze with the last libc6

2008-12-05 Thread Maelvon HAWK

Aurelien Jarno a écrit :

Maelvon HAWK a écrit :

Aurelien Jarno a écrit :

tag 507845 + unreproducible
tag 507845 + moreinfo
thanks

Maelvon HAWK a écrit :

Package: libc6
Version: 2.3.6.ds1-3

This is a very old version. Try using at least the latest version from
stable, that is 2.3.6.ds1-13etch7.

If I put the stable one, it freeze, with no clues…


Severity: important

I've a Dedibox server, with a VIA C7 cpu, running a debian ETCH, and it 
seems I've done a dist-upgrade without
rebooting that's put the mess in the server. After that it freeze when 
it want, for no special apparent reason. I said it

seems because I remember to have done that, and found some links about that.

The actual solution I found is to downgrade my libc6, specifing some 
preferences in /etc/apt/preferences and the
server is working well now, but I never update the libc6 or the bug 
comes back.


But I've tested to install mod_python today and the libc6 downgrade 
seems to impact it. I've done a remove of the

package php5-recode to make the mod_python running.

In the other hand, I've found a similar bug report in Gentoo [1], if it 
can help to resolve this.

As clearly explained in the gentoo bug report, this is not a glibc
problem, but rather a kernel problem. The glibc may trigger a kernel
bug, but the bug has to be fixed in the kernel.

First of all, please try to use a standard Debian kernel instead of the
kernel 2.6.24.2dedibox-r8-1-c7 one, which is known to be problematic. If
you are still be able to reproduce the bug with a Debian kernel, I'll
reassign the bug to the kernel package.


Aurelien

Which kernel should I install. An apt-cache search linux-image-2.6 
give me :


linux-image-2.6-openvz-686 - Linux 2.6 image on PPro/Celeron/PII/PIII/P4
linux-image-2.6-vserver-686-bigmem - Linux 2.6 image on 
PPro/Celeron/PII/PIII/P4

linux-image-2.6.26-bpo.1-486 - Linux 2.6.26 image on x86
linux-image-2.6.26-bpo.1-686 - Linux 2.6.26 image on 
PPro/Celeron/PII/PIII/P4
linux-image-2.6.26-bpo.1-686-bigmem - Linux 2.6.26 image on 
PPro/Celeron/PII/PIII/P4

linux-image-2.6.26-bpo.1-amd64 - Linux 2.6.26 image on AMD64
linux-image-2.6.26-bpo.1-openvz-686 - Linux 2.6.26 image on 
PPro/Celeron/PII/PIII/P4, OpenVZ support
linux-image-2.6.26-bpo.1-vserver-686 - Linux 2.6.26 image on 
PPro/Celeron/PII/PIII/P4, Linux-VServer support
linux-image-2.6.26-bpo.1-vserver-686-bigmem - Linux 2.6.26 image on 
PPro/Celeron/PII/PIII/P4, Linux-VServer support

linux-image-2.6.26-bpo.1-xen-686 - Linux 2.6.26 image on i686
linux-image-2.6.23.13dedibox-r8 - Linux kernel binary image for version 
2.6.23.13dedibox-r8


You should use the stable one, either:
- linux-image-2.6.18-6-686
- linux-image-2.6.24-etchnhalf.1-686

I had a dedibox with a VIA C7 CPU running the first one and glibc
2.3.6.ds1-13etchX for more than a year without any problem.



Thanks,

I've installed the linux-image-2.6.24-etchnhalf.1-686, updated the 
libc6 and we'll see if it freeze anymore.


Thanks a lot,

Malvon




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Bug#507845: Dedibox server with VIA C7 cpu freeze with the last libc6

2008-12-05 Thread Maelvon HAWK

Aurelien Jarno a écrit :

Maelvon HAWK a écrit :

Aurelien Jarno a écrit :

tag 507845 + unreproducible
tag 507845 + moreinfo
thanks

Maelvon HAWK a écrit :

Package: libc6
Version: 2.3.6.ds1-3

This is a very old version. Try using at least the latest version from
stable, that is 2.3.6.ds1-13etch7.

If I put the stable one, it freeze, with no clues…


Severity: important

I've a Dedibox server, with a VIA C7 cpu, running a debian ETCH, and it 
seems I've done a dist-upgrade without
rebooting that's put the mess in the server. After that it freeze when 
it want, for no special apparent reason. I said it

seems because I remember to have done that, and found some links about that.

The actual solution I found is to downgrade my libc6, specifing some 
preferences in /etc/apt/preferences and the
server is working well now, but I never update the libc6 or the bug 
comes back.


But I've tested to install mod_python today and the libc6 downgrade 
seems to impact it. I've done a remove of the

package php5-recode to make the mod_python running.

In the other hand, I've found a similar bug report in Gentoo [1], if it 
can help to resolve this.

As clearly explained in the gentoo bug report, this is not a glibc
problem, but rather a kernel problem. The glibc may trigger a kernel
bug, but the bug has to be fixed in the kernel.

First of all, please try to use a standard Debian kernel instead of the
kernel 2.6.24.2dedibox-r8-1-c7 one, which is known to be problematic. If
you are still be able to reproduce the bug with a Debian kernel, I'll
reassign the bug to the kernel package.


Aurelien

Which kernel should I install. An apt-cache search linux-image-2.6 
give me :


linux-image-2.6-openvz-686 - Linux 2.6 image on PPro/Celeron/PII/PIII/P4
linux-image-2.6-vserver-686-bigmem - Linux 2.6 image on 
PPro/Celeron/PII/PIII/P4

linux-image-2.6.26-bpo.1-486 - Linux 2.6.26 image on x86
linux-image-2.6.26-bpo.1-686 - Linux 2.6.26 image on 
PPro/Celeron/PII/PIII/P4
linux-image-2.6.26-bpo.1-686-bigmem - Linux 2.6.26 image on 
PPro/Celeron/PII/PIII/P4

linux-image-2.6.26-bpo.1-amd64 - Linux 2.6.26 image on AMD64
linux-image-2.6.26-bpo.1-openvz-686 - Linux 2.6.26 image on 
PPro/Celeron/PII/PIII/P4, OpenVZ support
linux-image-2.6.26-bpo.1-vserver-686 - Linux 2.6.26 image on 
PPro/Celeron/PII/PIII/P4, Linux-VServer support
linux-image-2.6.26-bpo.1-vserver-686-bigmem - Linux 2.6.26 image on 
PPro/Celeron/PII/PIII/P4, Linux-VServer support

linux-image-2.6.26-bpo.1-xen-686 - Linux 2.6.26 image on i686
linux-image-2.6.23.13dedibox-r8 - Linux kernel binary image for version 
2.6.23.13dedibox-r8


You should use the stable one, either:
- linux-image-2.6.18-6-686
- linux-image-2.6.24-etchnhalf.1-686

I had a dedibox with a VIA C7 CPU running the first one and glibc
2.3.6.ds1-13etchX for more than a year without any problem.



Ok, first freeze!
With the linux-image-2.6.18-6-686, what's the next step?
Nothing at all in the /var/log/messages.

I'll test now the 2.6.24.2-by-myckeul[1] kernel.

It's a production server so I should found a solution for this bug or I 
return to the last solution, the downgrade of libc6.


Thanks,

Maelvon




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Bug#507845: Dedibox server with VIA C7 cpu freeze with the last libc6

2008-12-04 Thread Maelvon HAWK

Package: libc6
Version: 2.3.6.ds1-3
Severity: important

I've a Dedibox server, with a VIA C7 cpu, running a debian ETCH, and it 
seems I've done a dist-upgrade without
rebooting that's put the mess in the server. After that it freeze when 
it want, for no special apparent reason. I said it

seems because I remember to have done that, and found some links about that.

The actual solution I found is to downgrade my libc6, specifing some 
preferences in /etc/apt/preferences and the
server is working well now, but I never update the libc6 or the bug 
comes back.


But I've tested to install mod_python today and the libc6 downgrade 
seems to impact it. I've done a remove of the

package php5-recode to make the mod_python running.

In the other hand, I've found a similar bug report in Gentoo [1], if it 
can help to resolve this.


[1] http://bugs.gentoo.org/show_bug.cgi?id=228263

Kenavo

Maelvon

-- System Information:
Debian Release: 4.0
  APT prefers stable
  APT policy: (500, 'stable')
Architecture: i386 (i686)
Shell:  /bin/sh linked to /bin/bash
Kernel: Linux 2.6.24.2dedibox-r8-1-c7
Locale: LANG=fr_FR.UTF-8, LC_CTYPE=fr_FR.UTF-8 (charmap=UTF-8)

Versions of packages libc6 depends on:
ii  tzdata  2008e-1etch3 Time Zone and Daylight 
Saving Time


libc6 recommends no packages.


-- debconf information:
  glibc/restart-failed:
  glibc/restart-services:






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