I’m using the latest version of `nvidia-driver` from ports (440.31). Is that considered a DRM driver?
> On Nov 5, 2019, at 1:22 PM, Mark Johnston <[email protected]> wrote: > > On Tue, Nov 05, 2019 at 12:44:06PM -0500, Brennan Vincent wrote: >> (Note: I have also posted this to the forums, but upon reading the forum >> guidelines more carefully I realized the mailing list is probably a better >> venue. So if you are also a forum reader, I apologize for the extra churn.) >> >> Hello, I am running 13-CURRENT (compiled recently from source using default >> build settings) and recently I have been kernel panics every so often. They >> can happen at any time but seem to be more likely when the system is running >> a graphical environment and is at high load (e.g., during `make -j64 >> buildworld`). >> >> I have configured my system to collect core dumps: my swap partition is 50 >> GB (large enough to contain any conceivable minidump), `dumpon` reports that >> it is indeed configured as a dump partition, and I have >> `savecore_enable="YES"` in /etc/rc.conf. I also have the sysctl >> `debug.debugger_on_panic` set to 0, which seems to be necessary for core >> dumps to happen (instead of breaking into the debugger on panic). Before, >> when that sysctl was set to 1, my graphical environment would hand; now it >> reboots. The changing behavior depending on the value of >> `debug.debugger_on_panic` is what makes me think this really is a kernel >> panic, as opposed to some other possible issue that could cause a crash. >> >> The weird thing is that when I manually cause a panic via `sudo sysctl >> debug.kdb.panic=1` , my system reboots as expected, and a core dump **does** >> get generated and saved in /var/crash! So it's only the mysterious random >> crashes that aren't causing core dumps. >> >> Can anyone help me figure out why core dumps are not getting generated, and >> how I can possibly debug what is going on? > > Are you using one of the DRM graphics drivers? I've found that setting > dev.drm.skip_ddb="1" in loader.conf is sometimes necessary. > _______________________________________________ > [email protected] mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "[email protected]" _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "[email protected]"
