Comment 76 for bug 587186

Apparently this:

~$ cat /proc/cpuinfo
processor : 0
vendor_id : CentaurHauls
cpu family : 6
model : 7
model name : VIA Samuel 2
stepping : 3
cpu MHz : 399.000
cache size : 64 KB
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 1
wp : yes
flags : fpu de tsc msr cx8 mtrr pge mmx 3dnow up
bogomips : 799.92
clflush size : 32
cache_alignment : 32
address sizes : 32 bits physical, 32 bits virtual
power management:

also somehow fits the description "i586 and lower processors, as well as i686 processors without cmov support"? Because I just tried to do-release-upgrade -d and got the

 subprocess new post-removal script killed by signal (Illegal instruction)
Exception during pm.DoInstall(): E:Sub-process /usr/bin/dpkg returned an error code (1)

failure. (The machine is a 2003-era "Martian Netdrive" which originally shipped as a Debian box, and makes a fine wireless printer+scanner server under Ubuntu, or did until just now...