Date: Wed, 16 Jun 2021 17:21:59 -0400 From: mike tancsa <mike@sentex.net> To: FreeBSD-STABLE Mailing List <freebsd-stable@freebsd.org> Subject: Re: boot fail (panic: free: guard2 fail @ 0x7c237010 + 2061 from unknown:0 ) Message-ID: <f753b090-2bad-0082-8eee-ecfee9b0ea8e@sentex.net> In-Reply-To: <d5807547-8311-0996-1d11-10906cc8fda9@sentex.net> References: <d5807547-8311-0996-1d11-10906cc8fda9@sentex.net>
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Still not sure what the issue is, but I was able to work around it by switching to EFI boot. Just had to adjust the partition info, copy /boot/lua onto the restored image and adjust loader.conf accordingly. But at least it I can tick this server off the list :) ---Mike On 6/16/2021 12:41 PM, mike tancsa wrote: > As part of our backup strategy, I am trying to do bare metal restores of > our servers. So far so good, but one of our older ones is failing with > > > BTX loader 1.00 BTX version is > 1.02 > Consoles: internal > video/keyboard > BIOS drive C: is > disk0 > BIOS 607kB/1975840kB available > memory > > > FreeBSD/x86 ZFS enabled bootstrap loader, Revision > 1.1 > (Tue Jul 17 15:23:15 EDT 2018 > mdt@fileserver1.sentex.ca) > panic: free: guard2 fail @ 0x7c237010 + 2061 from > unknown:0 > --> Press a key on the console to reboot <-- > > > This is an older releng11 r336457 box that I am trying to restore. I am > doing the restoration on RELENG13. I am doing a zpool create -d and just > enable lz4. I am guessing there is something about that old pool that > will not work ? Every other server I have done has worked really well, > but none are as old as this guy. Any ideas how to narrow this down ? > > I am making it as follows > > gpart create -s gpt $DESTDEVICE > gpart add -a 4k -s 512k -t freebsd-boot $DESTDEVICE > gpart add -a 4k -s 8G -t freebsd-swap -l swap1 $DESTDEVICE > gpart add -a 4k -t freebsd-zfs -l $DISKNAME $DESTDEVICE > gpart bootcode -b /boot-releng11/pmbr -p /boot-releng11/gptzfsboot -i 1 > $DESTDEVICE > > gnop create -S 4096 /dev/gpt/$DISKNAME > > zpool create -d -f -o altroot=/mnt -o feature@lz4_compress=enabled -o > cachefile=/var/tmp/zpool.cache $POOLNAME /dev/gpt/$DISKNAME.nop > zpool export $POOLNAME > gnop destroy /dev/gpt/$DISKNAME.nop > > zpool import -o altroot=/mnt -o cachefile=/var/tmp/zpool.cache $POOLNAME > > <then a bunch of zfs send | zfs recv > > > the live machine shows > > zdb -v > fileserver1: > version: 5000 > name: 'fileserver1' > state: 0 > txg: 23498113 > pool_guid: 10657256123199195564 > hostid: 3022456803 > hostname: '' > com.delphix:has_per_vdev_zaps > vdev_children: 1 > vdev_tree: > type: 'root' > id: 0 > guid: 10657256123199195564 > create_txg: 4 > children[0]: > type: 'raidz' > id: 0 > guid: 18123299127602057786 > nparity: 1 > metaslab_array: 40 > metaslab_shift: 34 > ashift: 12 > asize: 1931688804352 > is_log: 0 > create_txg: 4 > com.delphix:vdev_zap_top: 35 > children[0]: > type: 'disk' > id: 0 > guid: 9163277686889746146 > path: '/dev/ada0p3' > whole_disk: 1 > DTL: 197 > create_txg: 4 > com.delphix:vdev_zap_leaf: 36 > children[1]: > type: 'disk' > id: 1 > guid: 8474459820264337096 > path: '/dev/ada1p3' > whole_disk: 1 > DTL: 196 > create_txg: 4 > com.delphix:vdev_zap_leaf: 37 > children[2]: > type: 'disk' > id: 2 > guid: 14194255123576696065 > path: '/dev/ada2p3' > whole_disk: 1 > DTL: 195 > create_txg: 4 > com.delphix:vdev_zap_leaf: 38 > children[3]: > type: 'disk' > id: 3 > guid: 15226426451126911594 > path: '/dev/ada3p3' > whole_disk: 1 > DTL: 194 > create_txg: 4 > com.delphix:vdev_zap_leaf: 39 > features_for_read: > com.delphix:hole_birth > com.delphix:embedded_data > >
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