> On 4 Jun 2016, at 15:04, James Clarke <jrt...@jrtc27.com> wrote: > >> On 3 Jun 2016, at 19:36, Samuel Thibault <samuel.thiba...@gnu.org> wrote: >> >> Samuel Thibault, on Fri 03 Jun 2016 20:35:13 +0200, wrote: >>> Adam Richards, on Fri 03 Jun 2016 19:30:40 +0100, wrote: >>>> On rebooting and reverting to gnumach-1.6-486.gz this is not an issue. >>> >>> It could be worth bisecting the issue on the upstream git repository. >> >> (there are really not much difference between the last 1.6 snapshot >> 2:1.6+git20160502-1 and the 1.7 snapshot 2:1.7+git20160522-1) > > 1.7 seems to break running Xorg for me (running latest MATE). I can’t > move the mouse, opening htop via ssh hangs at a black screen, and then > subsequent ssh attempts can’t connect, so I have to perform a hard > reboot. If I don’t send *any* mouse events, htop loads, but locks up > as soon as I move the mouse. MATE’s clock does continue to update every > second, so some things still work. Booting 1.6+git20160502 instead works > fine. > > Looking at the changes[1], some variables types have been changed (many > int -> unsigned, and a few int -> dev_t in xen/console.{c,h}), but I > doubt that’s it. My guess is that it’s one of: > > * b4d07d3 Fix pageout deadlock > * 1db202e vm_map: back allocations with a red-black tree > > I shall try building a kernel with 1db202e reverted.
Reverting 1db202e indeed fixes it. I also rebuilt the same source tree with the patch commented out in d/p/series just to be sure there wasn’t a toolchain issue, and that build *doesn’t* work, so 1db202e is either buggy or exposing other bugs. James
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