Erik Bertelsen wrote:
>I have an elderly Ultra 1 167MHz that I try to update to
>NetBSD-current from time to time.

>For any kernel built after 25 Sep 2006 I have had the problem that
>some time after boot it will hang. When it hangs, it still answers to
>ping and when I enter Ctrl/T on the serial console connection, it
>responds like in:

>     load: 5.99  cmd: sh 18239 [runnable] 0.01u 0.01s 0% 1184k

[snip]

>trap type 0x34: cpu 0, pc=10d3160 npc=10d3164 pstate=820006<PRIV,IE>
>kernel trap 34: mem address not aligned
>Stopped in pid 0.1 (swapper) at netbsd:uvm_scheduler+0x80:      ldx
>         [%g5 + 0x50], %g1
>db> t
>db> bt
>db>

I saw a similar crash at the weekend when I updated my U2.

I also get the following when I copied a new userland onto it:

cpu0: data fault: pc=10de9c4 addr=1b000000
kernel trap 30: data access exception
Stopped in pid 782.1 (cpio) at  netbsd:uvm_pagealloc_strat+0x2c4  stx %i0, [%g3 + %g0]
db> bt
uvn_findpage(1178b390, 0, e032dc0, 0, 700, 1167fd8) at netbsd:uvn_findpage+0x30
uvn_findpages(0, 0, e032e64, e032dc0, 0, 1fff) at netbsd:uvn_findpages+0x68
genfs_getpages(e033018, d, 1, 0, 0, 0) at netbsd:genfs_getpages+0x4d8
nfs_getpages
...


Robert Swindells