[j-nsp] JUNOS upgrade 7.0R2.7->7.3R2.9 failed on M5

[dmitri at nominet.org.uk]

Hi,

I've just tried to upgrade M5 from 7.0R2.7 to 7.3R2.9 in our test lab and 
it failed after reboot with the following output:
....
....
Running post-install for jbundle-7.3R2.9-domestic..
Verified SHA1 checksum of jbase-7.3R2.9.tgz
Verified SHA1 checksum of jboot-7.3R2.9
Verified SHA1 checksum of jcrypto-7.3R2.9.tgz
Verified SHA1 checksum of jdocs-7.3R2.9.tgz
Verified SHA1 checksum of jkernel-7.3R2.9.tgz
Verified SHA1 checksum of jpfe-7.3R2.9.tgz
Verified SHA1 checksum of jroute-7.3R2.9.tgz
Verified SHA1 checksum of pkgtools.tgz
Adding jkernel...
Adding jcrypto...
Adding jpfe...
Adding jdocs...
Adding jroute...
ad0s1a: hard error reading fsbn 810 of 384-415 (ad0s1 bn 810; cn 3 tn 1 sn 
10) status=59 error=40
ad0 removed from the Boot List
ln: /usr/sbin/cli: Input/output error
ad0s1a: hard error reading fsbn 810 of 384-415 (ad0s1 bn 810; cn 3 tn 1 sn 
10) status=59 error=40
ln: /usr/sbin/lsping: Input/output error
ad0s1a: hard error reading fsbn 810 of 384-415 (ad0s1 bn 810; cn 3 tn 1 sn 
10) status=59 error=40
ln: /usr/sbin/lspmon: Input/output error
ad0s1a: hard error reading fsbn 810 of 384-415 (ad0s1 bn 810; cn 3 tn 1 sn 
10) status=59 error=40
ln: /usr/sbin/mgd: Input/output error
ad0s1a: hard error reading fsbn 810 of 384-415 (ad0s1 bn 810; cn 3 tn 1 sn 
10) status=59 error=40
ln: /usr/sbin/mgd.last: Input/output error
ad0s1a: hard error reading fsbn 810 of 384-415 (ad0s1 bn 810; cn 3 tn 1 sn 
10) status=59 error=40
ln: /usr/sbin/sdxd: Input/output error
ad0s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
ln: /usr/sbin/rpd: Input/output error
ad0s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
ln: /usr/sbin/rpdc: Input/output error
ad0s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
ln: /usr/sbin/ppmd: Input/output error
ad0s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
ln: /usr/sbin/bfdd: Input/output error
ad0s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
ln: /usr/libexec/jade: Input/output error
ad0s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
ln: /usr/sbin/lmpd: Input/output error
ad0s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
ln: /usr/sbin/pgmd: Input/output error
ad0s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
ln: /usr/share/help/syslog-modules/jroute.help.tgza: dInput/output err0or
s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
ln: /usr/sbin/lrmuxd: Input/output error
ad0s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
mkdir: //usr/share/tips: Input/output error
ln: //usr/shaare/tips/cli-tipds: No such file 0or directory
s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
mkdir: //usr/share/tips: Input/output error
ln: //usr/shaare/tips/cli-tipds.dat: No such f0ile or directorys
1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 12) 
status=59 error=40
ln: /usr/sbin/chore: Input/output error
ad0s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
ln: /etc/mtree/BSD.var.dist: Input/output error
ad0s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
ln: /usr/libexec/ui/rescue_mgmt: Input/output error
ad0s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
ln: /usr/libexec/ui/storage_cleanup: Input/output erraor
d0s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
mkdir: /usr/libexec/ui/transform: Input/output error
ln: /usr/libaexec/ui/transfordm/graph: No such0 file or directosry
1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 12) 
status=59 error=40
ln: /usr/libexec/ui/cscript: Input/output error
ad0s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
mkdir: /usr/libdata/cscript: Input/output error
ln: /usr/libadata/cscript/impdort/junos.xsl: N0o such file or dsirectory
1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 12) 
status=59 error=40
cp: /packages/jroute.symlinks: Input/output error
ad0s1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 
12) status=59 error=40
mkdir: /etc/db/pkg/jroute: Input/output error
pkg_add: can't record packagae into '/etc/db/dpkg/jroute', you0're on your 
own!s
1a: hard error reading fsbn 812 of 384-415 (ad0s1 bn 812; cn 3 tn 1 sn 12) 
status=59 error=40
./+INSTALL: cannot create /etc/motd: I/O error
pkg_add: install script returned error status
Delete file ./jpfe-7.3R2.9.tgz
Change working directory to .
pkg_add: 1 package addition(s) failed
ERROR: addpackage: error during pkg_add 
/var/tmp/jbundle-7.3R2.9-domestic.tgz
You are now in a debugging subshell (you may not see a prompt)...
#

I suspect that a flash drive failed. Any suggestions how to fix it?

Thank you
Dmitri