On Sat, Oct 21, 2023 at 01:27:21PM +0400, wes...@technicien.io wrote: > Hi Philip, > > Thank you very much for your answer. > > I tried to disable all options (+devices) possible. Same issue. > And what's about disable acpi in the kernel using the bsd.re-config? >
Not advisable. You'll probably end up causing even more problems. > Do you think If I replace the wireless card by somthing else, It could > resolve this issue? > > > /Wesley > > > > -----Message d'origine----- > De : owner-b...@openbsd.org <owner-b...@openbsd.org> De la part de Philip > Guenther > Envoyé : samedi 21 octobre 2023 03:23 > À : wes...@technicien.io > Cc : bugs@openbsd.org; m...@openbsd.org > Objet : Re: Crash on TOSHIBA PORTEGE Z30-A laptop > > On Fri, Oct 20, 2023 at 1:23 PM <wes...@technicien.io> wrote: > > > I've recently installed OpenBSD 7.4 on this laptop. > > > > However, I'm experiencing random crashes. These occur at various > > times, including during kernel loading (before running /etc/rc), > > > > or later while I'm using the system. > > > > > > I've included the contents of /var/run/dmesg.boot below and attached > > the screens with the ddb output command. > > > ... > > > bios0: vendor TOSHIBA version "Version 4.30" date 04/26/2018 > > > > The screenshots show that the fault happens during a wifi interrupt that > catches the ACPI thread processing a very deeply nested AML code. I suspect > it's actually running out of kernel stack space as a result. > Everything below is based on that hypothesis. > > So, the first thing to try is to see if there's a BIOS update newer than the > 2018 rev it currently has. They may have optimized the AML code, or at least > made it less deeply nested. > > Another possibility is to see if there's a device you can disable that would > result in that AML not being called. If there's anything that you aren't > using then disable it in the BIOS and hope. > > The last possibility would be to build a kernel which allocates more pages > per thread for its kernel stack by bumping the UPAGES #define in > /usr/src/sys/arch/amd64/include/param.h and building a new kernel. It's > really only the ACPI thread that needs this, but we don't currently have code > to control that on a per-thread basis. > > > Philip Guenther >
