[Bug 802626] [NEW] vgchange may deadlock in initramfs when VG present that's not used for rootfs

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The system is now unable to boot.
I had to boot on previous kernel 3.0.0.
Symptoms are boot freezes. When debugging, issuing a vgscan works ok.
doing the vgchange -a y just hangs. I need to reboot the system afterwards.

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: lvm2 2.02.66-4ubuntu2
ProcVersionSignature: Ubuntu 3.0-0.1-generic 3.0.0-rc2
Uname: Linux 3.0-0-generic x86_64
Architecture: amd64
Date: Mon Jun 27 18:15:46 2011
ProcEnviron:
 LANGUAGE=fr_FR:en
 PATH=(custom, user)
 LANG=fr_FR.utf8
 LC_MESSAGES=fr_FR.UTF-8
 SHELL=/bin/bash
SourcePackage: lvm2
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: lvm2 (Ubuntu)
     Importance: High
     Assignee: Steve Langasek (vorlon)
         Status: Triaged

** Affects: udev (Ubuntu)
     Importance: High
         Status: Confirmed

** Affects: lvm2 (Ubuntu Oneiric)
     Importance: High
     Assignee: Steve Langasek (vorlon)
         Status: Triaged

** Affects: udev (Ubuntu Oneiric)
     Importance: High
         Status: Confirmed


** Tags: amd64 apport-bug apport-lpi oneiric patch unity-2d
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vgchange may deadlock in initramfs when VG present that's not used for rootfs
https://bugs.launchpad.net/bugs/802626
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