Re: Sparc64 rthreads Instablilty

2023-08-14 Thread Theo Buehler
On Mon, Aug 14, 2023 at 08:47:22PM +, Miod Vallat wrote: > For what it's worth, I couldn't get your test to fail on a dual-cpu > sun4u. Either it's a sun4v-specific issue or it needs many more cpus to > trigger. I can reproduce the segfault, but seemingly not the killed process on 16-cpu LDOM

Re: Sparc64 rthreads Instablilty

2023-08-14 Thread Miod Vallat
For what it's worth, I couldn't get your test to fail on a dual-cpu sun4u. Either it's a sun4v-specific issue or it needs many more cpus to trigger.

/usr/src/usr.bin/ssh/hmac.c improvement / calloc_conceal()

2023-08-14 Thread Peter J. Philipp
Hi, I spent most of the evening reading and programming on ssh/hmac.c. While the stuff I tried to do didn't work, here is something I believe will make the security better in any possible corefiles. We conceal the contents of the secret hmac key from being dumped. Also an update on a comment on

Re: Sparc64 rthreads Instablilty

2023-08-14 Thread Kurt Miller
> On Aug 13, 2023, at 11:38 PM, Kurt Miller wrote: > > The test program as an attachment as my mua mangles inline > code - sorry. Also on cvs:~kurt/startup.c > > The attachment had NTHREADS set to 400. That was for a one off test. All my testing has been at 40 threads. Also, I noticed when