package linux-image-2.6.32-22-generic 2.6.32-22.35 failed to install/upgrade: subprocess installed post-installation script killed by signal (Terminated)

In post installation f the package, the hook script for upgrading grub did not end.

killing the upgrade process + removing the lock allow to recreate the problem :

dpkg --configure -a
Paramétrage de libc-bin (2.11.1-0ubuntu7.1) ...

Paramétrage de linux-image-2.6.32-22-generic (2.6.32-22.35) ...
Running depmod.
update-initramfs: Generating /boot/initrd.img-2.6.32-22-generic
Not updating initrd symbolic links since we are being updated/reinstalled
(2.6.32-22.33 was configured last, according to dpkg)
Not updating image symbolic links since we are being updated/reinstalled
(2.6.32-22.33 was configured last, according to dpkg)
Running postinst hook script /usr/sbin/update-grub.

>>>stop here no more evolution

ps aux |grep dpkg
root 16017 0.0 0.3 9824 6828 pts/3 S+ 10:08 0:00 dpkg --configure -a
root 16033 0.0 0.1 5680 2660 pts/3 S+ 10:08 0:00 /usr/bin/perl /var/lib/dpkg/info/linux-image-2.6.32-22-generic.postinst configure 2.6.32-22.33

more informations :
uname -a
Linux maria 2.6.32-22-generic #33-Ubuntu SMP Wed Apr 28 13:27:30 UTC 2010 i686 GNU/Linux
cat /proc/version_signature
Ubuntu 2.6.32-22.33-generic 2.6.32.11+drm33.2

ProblemType: Package
DistroRelease: Ubuntu 10.04
Package: linux-image-2.6.32-22-generic 2.6.32-22.35
Regression: Yes
Reproducible: Yes
ProcVersionSignature: Ubuntu 2.6.32-22.33-generic 2.6.32.11+drm33.2
Uname: Linux 2.6.32-22-generic i686
NonfreeKernelModules: nvidia
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.21.
Architecture: i386
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: yoyo 2564 F.... pulseaudio
CRDA: Error: [Errno 2] Aucun fichier ou dossier de ce type
Card0.Amixer.info:
 Card hw:0 'NVidia'/'HDA NVidia at 0xf9e78000 irq 21'
   Mixer name : 'Realtek ALC1200'
   Components : 'HDA:10ec0888,10438357,00100101'
   Controls : 35
   Simple ctrls : 20
Date: Thu Jun 3 10:08:30 2010
ErrorMessage: subprocess installed post-installation script killed by signal (Terminated)
HibernationDevice: RESUME=UUID=058c3520-94e0-4767-a29f-8e4c183778cb
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Beta i386 (20100317.1)
MachineType: System manufacturer System Product Name
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-22-generic root=UUID=3e3aac73-6bc8-4f31-897b-710b83e0e005 ro rootflags=data=writeback local=fr_FR
RelatedPackageVersions: linux-firmware 1.34
RfKill:

SourcePackage: linux
Title: package linux-image-2.6.32-22-generic 2.6.32-22.35 failed to install/upgrade: subprocess installed post-installation script killed by signal (Terminated)
WifiSyslog:

dmi.bios.date: 03/19/2010
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1901
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: M4N82 DELUXE
dmi.board.vendor: ASUSTeK Computer INC.
dmi.board.version: Rev 2.00
dmi.chassis.asset.tag: Asset-1234567890
dmi.chassis.type: 3
dmi.chassis.vendor: Chassis Manufacture
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1901:bd03/19/2010:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnM4N82DELUXE:rvrRev2.00:cvnChassisManufacture:ct3:cvrChassisVersion:
dmi.product.name: System Product Name
dmi.product.version: System Version
dmi.sys.vendor: System manufacturer