Re: port-xen/44746: NetBSD 5.99.48 DomU crashes on using fdisk. (Xen 4, linux 2.6.32 Dom0 with pvops)

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

The following reply was made to PR port-xen/44746; it has been noted by GNATS.

From: Manuel Bouyer <bouyer%antioche.eu.org@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: port-xen-maintainer%NetBSD.org@localhost, gnats-admin%NetBSD.org@localhost,
        netbsd-bugs%NetBSD.org@localhost
Subject: Re: port-xen/44746: NetBSD 5.99.48 DomU crashes on using fdisk.
 (Xen 4, linux 2.6.32 Dom0 with pvops)
Date: Tue, 3 May 2011 17:24:49 +0200

 On Sun, Mar 20, 2011 at 12:50:01AM +0000, bbartlomiej%gmail.com@localhost 
wrote:
 > >Description:
 > I have just installed NetBSD 5.99.48 DomU (due to network copy mode on Xen 4 
 > Dom0) using loopback files. "/" is on /dev/xbd1a and I have added xbd0 to 
 > make swap partition on in. When I want to use fdisk on any of this disks i 
 > get this results:
 > 
 > netbsd# fdisk /dev/xbd0d
 > fdisk: primary partition table invalid, no magic in sector 0
 > fdisk: Cannot determine the number of heads
 > Disk: /dev/xbd0d
 > NetBSD disklabel disk geometry:
 > cylinders: 256, heads: 1, sectors/track: 2048 (2048 sectors/cylinder)
 > total sectors: 524288
 > 
 > BIOS disk geometry:
 > cylinders: 32, heads: 255, sectors/track: 63 (16065 sectors/cylinder)
 > total sectors: 524288
 > 
 > Partitions aligned to 16065 sector boundaries, offset 63
 > 
 > Partition table:
 > 0: <UNUSED>
 > 1: <UNUSED>
 > 2: <UNUSED>
 > 3: <UNUSED>
 > Bootselector disabled.
 > No active partition.
 > panic: kernel diagnostic assertion "rw_lock_held(&wl->wl_rwlock)" failed: 
 > file "/home/builds/ab/HEAD/src/sys/kern/vfs_wapbl.c", line 1628
 > cpu0: Begin traceback...
 > ?(0,0,0,100400,1,4000,4000,8e08,0,cad20000) at 0xc0b89800
 > cpu0: End traceback...
 
 Hello,
 can you try again with an up to date -current kernel ? there have been
 fixes in the WAPBL area ...
 
 -- 
 Manuel Bouyer <bouyer%antioche.eu.org@localhost>
      NetBSD: 26 ans d'experience feront toujours la difference
 --