On Sun, Jan 19, 2020 at 05:17:25PM +0000, Andrew Doran wrote: > Hi Robert, > > On Sun, Jan 19, 2020 at 10:42:37AM -0600, Robert Nestor wrote: > > > Sorry for not being specific. When I do the shutdown on a subsequent > > reboot all the filesystems are dirty forcing fsck to run. Sometimes it > > finds some minor errors and repairs them. > > > > I?m running xfce4, so when I do the ?shutdown -r now? I see xfce4 and X > > exit bringing me back to the console display that was active when I booted > > the system. As it goes thru the normal shutdown process it reaches a > > point where I get the assertion error (something like ?uvm_page locked > > against owner?) followed by a stack trace and then quickly followed by the > > system rebooting. There is no crash file generated. > > Could you please do a "sysctl -w ddb.onpanic=1" first, and then trigger the > problem? It shouldn't leave the stack trace there and not reboot then. If
Argh. I mean to say it will leave the stack trace there and not reboot. > you don't feel like typing it all in you could use a camera phone to take a > picture of the backtrace or something like that. If you don't have > somewhere to upload the image you could e-mail it to me directly. > > Andrew > > > I haven?t changed any crash parameters from the stock setup. I seem to > > recall there used to be one for kernel crashes, but can?t find it now. I > > guess next step is to boot up with the ?-d? flag and see if I can get > > something useful. Is that correct? > > > > -bob > > > > On Jan 19, 2020, at 9:52 AM, Greg Troxel <[email protected]> wrote: > > > > > Robert Nestor <[email protected]> writes: > > > > > >> I?ve downloaded and installed 9.99.38 (Jan 17 build) and the original > > >> problem I was seeing with ?git? is gone. However, I?m now seeing a > > >> new problem with file corruption, but it only seems to happen when I > > >> do a normal shutdown. If I do a ?shutdown -r now? to shutdown and > > > > > > You say "corruption", but then you say "filesystems are dirty". Are you > > > actually finding files with bad contents? > > > > > >> reboot the system I see a crash during the shutdown phase and on > > >> subsequent reboot the filesystems are all dirty. There is an assertion > > >> about uvm_page I think, but it quickly disappears on the reboot. > > > > > > Are you saying that if you "shutdown now", that the system shuts down > > > with the crash? And that there are then files with bad contents? > > > > > > > > >> Is there a log file someplace that is written on the shutdown or is > > >> there an easy way for me to capture the traceback before it disappears > > >> off my screen? There?s no crash file produced. > > > > > > crash dumps may not be enabled. You could also enable ddb and do the > > > shutdown not using X, and then get a trace there. > >
