Re: NetBSD 10.0_RC1 on AlphaServer DS25... no boot

[Jason Thorpe <thorpej%me.com@localhost>]

> On Dec 30, 2023, at 10:39 AM, Dave McGuire <mcguire%neurotica.com@localhost> wrote:
> 
> 
>  A friend and I were working on an ES40 last night and hit a similar failure.  I'll check with him today and see what the panic was.

Aw rats, really?

(John — sorry, I somehow missed your original mail on the subject…)

12GB installed RAM, is that right?  I will see if I can reproduce with Qemu.

> 
>            -Dave
> 
> On 12/30/23 13:08, John Klos wrote:
>> Hi, all,
>> I've finally gotten my AlphaServer DS25 to the east coast and finally have it set up to run :)
>> The first thing I want to do is to update it to NetBSD 10.0_RC1, since the last upgrade was almost exactly a year ago. I built a GENERIC kernel from today's (30-Dec-2023) sources, then tried to boot it:
>> Boot file: netbsd.old
>> Boot flags: a
>> 13499824+233696 [653304+425221]=0xe20b48
>> Entering netbsd.old at 0xfffffc0000a014d0...
>> [   1.0000000] consinit: not using prom console
>> [   1.0000000] Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
>> [   1.0000000]     2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013,
>> [   1.0000000]     2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023
>> [   1.0000000]     The NetBSD Foundation, Inc.  All rights reserved.
>> [   1.0000000] Copyright (c) 1982, 1986, 1989, 1991, 1993
>> [   1.0000000]     The Regents of the University of California.  All rights reserved.
>> [   1.0000000] NetBSD 10.0_RC1 (GENERIC-$Revision: 1.416 $) #0: Sat Dec 30 17:40:18 UTC 2023
>> [   1.0000000]  john%frigg.zia.io@localhost:/usr/obj-alpha/sys/arch/alpha/compile/GENERIC
>> [   1.0000000] AlphaServer DS25, 1000MHz, s/n 4239KW51A0
>> [   1.0000000] 8192 byte page size, 2 processors.
>> [   1.0000000] total memory = 12288 MB
>> [   1.0000000] (7352 KB reserved for PROM, 12280 MB used by NetBSD)
>> [   1.0000000] avail memory = 12098 MB
>> [   1.0000000] CPU 0: fatal kernel trap:
>> [   1.0000000] CPU 0    trap entry = 0x2 (memory management fault)
>> [   1.0000000] CPU 0    a0         = 0xfffffffd80c025c0
>> [   1.0000000] CPU 0    a1         = 0x1
>> [   1.0000000] CPU 0    a2         = 0x0
>> [   1.0000000] CPU 0    pc         = 0xfffffc0000a52ac4
>> [   1.0000000] CPU 0    ra         = 0xfffffc00010710f0
>> [   1.0000000] CPU 0    pv         = 0xfffffc0000a52a50
>> [   1.0000000] CPU 0    curlwp     = 0xfffffc00016c2dc0
>> [   1.0000000] CPU 0        pid = 0, comm = system
>> [   1.0000000] panic: trap
>> [   1.0000000] cpu0: Begin traceback...
>> [   1.0000000] alpha trace requires known PC =eject=
>> [   1.0000000] cpu0: End traceback...
>> Stopped in pid 0.0 (system) at  netbsd:cpu_Debugger+0x4:        ret     zero,(ra
>> )
>> db{0}> bt
>> cpu_Debugger() at netbsd:cpu_Debugger+0x4
>> db_panic() at netbsd:db_panic+0xc8
>> vpanic() at netbsd:vpanic+0x14c
>> panic() at netbsd:panic+0x58
>> trap() at netbsd:trap+0xad8
>> XentMM() at netbsd:XentMM+0x20
>> --- memory management fault (from ipl 6) ---
>> pmap_extract() at netbsd:pmap_extract+0x74
>> uvm_km_alloc() at netbsd:uvm_km_alloc+0x1f0
>> bufpool_page_alloc() at netbsd:bufpool_page_alloc+0x34
>> pool_grow() at netbsd:pool_grow+0xb4
>> pool_setlowat() at netbsd:pool_setlowat+0xa4
>> bufinit() at netbsd:bufinit+0x24c
>> main() at netbsd:main+0x2a0
>> --- kernel thread backstop ---
>> What should I try?
>> Thanks,
>> John
> 
> -- 
> Dave McGuire, AK4HZ
> New Kensington, PA
> 

-- thorpej