Re: Reproducable kernel crash

[Ken Wellsch <kwellsch%tampabay.rr.com@localhost>]

On Sat, Feb 24, 2024 at 12:09:11PM -0500, Ken Wellsch wrote:
> On Sat, Feb 24, 2024 at 11:46:10AM +0100, Martin Husemann wrote:
> > On Sat, Feb 24, 2024 at 11:23:17AM +0100, Anders Magnusson wrote:
> > > GENERIC do not have DIAGNOSTIC turned on, so this check will never be done
> > > if the distributed kernel is used.
> > 
> > Oh indeed I do have "options DIAGNOSTIC" in my kernel config.
> > Sorry, forgot about that, I'll ammend the PR.
> > 
> > I think it should be enabled in GENERIC (but I know this makes things a lot
> > worse for VAX).
> > 
> > However, the bug probably is real (and might cause other issues w/o DIAGNOSTIC).
> > 
> > Martin

Now trying this on a 4000/60 with -current source
(as in NetBSD-daily/HEAD/202402232140Z).

I just copied the 4G disk image I used with SIMH to a SCSI emulator...


[     1.000000] NetBSD 10.99.10 (GENERIC) #1: Sat Feb 24 11:13:32 EST 2024
[     1.000000]         netbsd@z440d:/home/netbsd/obj.vax/sys/arch/vax/compile/GENERIC
[     1.000000] VAXstation 4000/60
[     1.000000] total memory = 103 MB
[     1.000000] avail memory = 97900 KB
	...
[     3.029677] sd0 at scsibus0 target 0 lun 0: <ZULUSCSI, HARDDRIVE, 2.0> disk fixed
[     3.069669] sd0: 4095 MB, 522 cyl, 255 head, 63 sec, 512 bytes/sect x 8388607 sectors
[     3.099631] sd0: sync (160.00ns offset 15), 8-bit (6.250MB/s) transfers
	...

vax# uname -a
NetBSD vax.localhost 10.99.10 NetBSD 10.99.10 (GENERIC) #1: Sat Feb 24 11:13:32 EST 2024  netbsd@z440d:/home/netbsd/obj.vax/sys/arch/vax/compile/GENERIC vax

vax# cd /usr/tests/lib/libc/sys && atf-run t_lwp_create 
Content-Type: application/X-atf-tps; version="3"

info: atf.version, Automated Testing Framework 0.20 (atf-0.20)
info: tests.root, /usr/tests/lib/libc/sys
info: time.start, Sat Feb 24 12:46:15 EST 2024
info: uname.sysname, NetBSD
info: uname.nodename, vax.localhost
info: uname.release, 10.99.10
info: uname.version, NetBSD 10.99.10 (GENERIC) #1: Sat Feb 24 11:13:32 EST 2024 netbsd@z440d:/home/netbsd/obj.vax/sys/arch/vax/compile/GENERIC
info: uname.machine, vax
info: env, ENV=/root/.shrc
info: env, BLOCKSIZE=1k
info: env, PWD=/usr/tests/lib/libc/sys
info: env, HOME=/root
info: env, PATH=/sbin:/usr/sbin:/bin:/usr/bin:/usr/pkg/sbin:/usr/pkg/bin:/usr/games:/usr/X11R7/bin:/usr/local/sbin:/usr/local/bin
info: env, HOST=vax.localhost
info: env, TERM=xterm
info: env, OLDPWD=/root
info: env, USER=root
info: env, LINES=58
info: env, LOGNAME=root
info: env, SHELL=/bin/sh
info: env, COLUMNS=172
tps-count: 1
tp-start: 1708796784.291743, t_lwp_create, 6
tc-start: 1708796784.293931, lwp_create_bad_lid_ptr
tc-end: 1708796786.931595, lwp_create_bad_lid_ptr, passed
tc-start: 1708796786.961629, lwp_create_generic_fail_no_uc_cpu
tc-end: 1708796787.597164, lwp_create_generic_fail_no_uc_cpu, passed
tc-start: 1708796787.627140, lwp_create_vax_fail_psl_0
tc-end: 1708796787.983396, lwp_create_vax_fail_psl_0, passed
tc-start: 1708796788.17503, lwp_create_vax_fail_psl_1
tc-end: 1708796788.480768, lwp_create_vax_fail_psl_1, passed
tc-start: 1708796788.508830, lwp_create_vax_fail_psl_cm
tc-end: 1708796789.398167, lwp_create_vax_fail_psl_cm, passed
tc-start: 1708796789.430113, lwp_create_works
tc-end: 1708796789.873325, lwp_create_works, passed
tp-end: 1708796789.902142, t_lwp_create
info: time.end, Sat Feb 24 12:46:32 EST 2024
vax#