On Sat, 2010-02-13 at 20:22 +0100, Marc Dequènes wrote:
> Package: linux-2.6
> Version: 2.6.32-8

Really?

> Severity: grave
> 
> Coin,
> 
> When using chown as root, or tar to extract a tarball with original 
> permissions, the machine often freezes. There is nothing in logs after 
> reboot, and i can't see the screen (machine in a datacenter). Nevertheless, 
> when trying to find the crash condition i once got a trace :
> 
> [r...@toushirou photos-perso-dc]# chown alice:adm alice
> 
> Message from sysl...@toushirou at Feb 13 19:41:09 ...
>  kernel:[   95.346548] ------------[ cut here ]------------
> 
> Message from sysl...@toushirou at Feb 13 19:41:09 ...
>  kernel:[   95.346675] invalid opcode: 0000 [#1] SMP
> 
> Message from sysl...@toushirou at Feb 13 19:41:09 ...
>  kernel:[   95.346791] last sysfs file: 
> /sys/devices/platform/coretemp.1/temp1_crit_alarm
> 
> Message from sysl...@toushirou at Feb 13 19:41:09 ...
>  kernel:[   95.350139] Stack:
> 
> Message from sysl...@toushirou at Feb 13 19:41:09 ...
>  kernel:[   95.350454] Call Trace:
> 
> Message from sysl...@toushirou at Feb 13 19:41:09 ...
>  kernel:[   95.350454] Code: 00 48 89 ef e8 ab 3b fc ff 48 89 df 49 89 c5 e8 
> 45 b7 1b 00 48 8b 85 00 01 00 00 48 8b 40 40 48 8b 80 88 00 00 00 48 85 c0 75 
> 04 <0f> 0b eb fe 48 89 ef ff d0 4c 8b 30 66 ff 85 b0 00 00 00 4b 8d
[...]

This code appears to be part of dquot_transfer().  A bug in that
function was fixed in version 2.6.32-6.

Ben.

-- 
Ben Hutchings
Who are all these weirdos? - David Bowie, about L-Space IRC channel #afp

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