Hi I'll get one raised just for that
After further testing the above patch with the intel ddx I notice vulkan programs don't run, they exit with an assert in the mesa code something to do with modifiers chain I'll raise a separate bug for that, it happens with smoketest and Rise of the Tomb Raider On Mon, 30 Apr 2018 at 08:26 Mario Kleiner <mario.kleiner...@gmail.com> wrote: > On Wed, Apr 25, 2018 at 2:23 AM, Mike Lothian <m...@fireburn.co.uk> wrote: > > > > The plasmashell & steam freezes aren't present with the Intel or AMDGPU > > DDXs, only modesetting > > > > I'm quite happy to mark > https://bugs.freedesktop.org/show_bug.cgi?id=105851 > > as resolved and look into the modesetting freezes seperately > > > > Cheers again > > > > Mike > > Mike, a bug report about those freezes would be good. I see the same > annoying freezes of the KDE panel randomly on my old KUbuntu 16.04 > plasmashell, only with modesetting on server 1.20, but on all gpu's. > So far i was mostly unsuccessful in finding the cause. The only thing > i found so far is that Mesa's dri3 loader always gets stuck trying to > get a new back buffer in dri3_find_back, apparently waiting for a > reply from the server that it never receives, like in this stacktrace: > > plasmashell stuck, modesetting ddx, dri3, normal or with > dmabuf_modifiers, raw or composited/egl - bt: > > #0 0x00007feb6f5f074d in poll () at ../sysdeps/unix/syscall-template.S:84 > #1 0x00007feb736b8172 in poll (__timeout=-1, __nfds=1, > __fds=0x7ffdb6c2baf0) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46 > #2 _xcb_conn_wait (c=c@entry=0xc25390, cond=cond@entry=0x36a40d8, > vector=vector@entry=0x0, count=count@entry=0x0) at xcb_conn.c:479 > #3 0x00007feb736b9e69 in xcb_wait_for_special_event (c=0xc25390, > se=0x36a40b0) at xcb_in.c:795 > #4 0x00007feb6b82b246 in dri3_wait_for_event_locked (draw=0x43d6358) > at loader_dri3_helper.c:454 > #5 0x00007feb6b82b3b8 in dri3_find_back (draw=draw@entry=0x43d6358) > at loader_dri3_helper.c:580 > #6 0x00007feb6b82c506 in dri3_get_buffer (format=format@entry=4107, > buffer_type=buffer_type@entry=loader_dri3_buffer_back, > draw=draw@entry=0x43d6358, driDrawable=0x405b4c0) at > loader_dri3_helper.c:1656 > #7 0x00007feb6b82d291 in loader_dri3_get_buffers > (driDrawable=driDrawable@entry=0x405b4c0, format=4107, > stamp=stamp@entry=0x405b4f0, > loaderPrivate=loaderPrivate@entry=0x43d6358, buffer_mask=<optimized > out>, buffer_mask@entry=1, buffers=buffers@entry=0x7ffdb6c2bde0) > at loader_dri3_helper.c:1861 > #8 0x00007feb4b54681d in intel_update_image_buffers > (drawable=0x405b4c0, brw=0x16aaec0) at brw_context.c:1753 > #9 intel_update_renderbuffers (context=context@entry=0x15bc840, > drawable=drawable@entry=0x405b4c0) at brw_context.c:1429 > #10 0x00007feb4b546cf1 in intel_prepare_render > (brw=brw@entry=0x16aaec0) at brw_context.c:1450 > #11 0x00007feb4b5419ea in brw_clear (ctx=0x16aaec0, mask=50) at > brw_clear.c:300 > #12 0x00007feb72f4049a in QSGBatchRenderer::Renderer::renderBatches() > () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 > #13 0x00007feb72f45e82 in QSGBatchRenderer::Renderer::render() () from > /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 > #14 0x00007feb72f51b6f in QSGRenderer::renderScene(QSGBindable const&) > () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 > #15 0x00007feb72f523bb in QSGRenderer::renderScene(unsigned int) () > from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 > #16 0x00007feb72f6287e in > QSGRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () from > /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 > #17 0x00007feb72fad0db in QQuickWindowPrivate::renderSceneGraph(QSize > const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 > #18 0x00007feb72f7d19b in ?? () from > /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 > #19 0x00007feb72f7e2a1 in ?? () from > /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 > #20 0x00007feb709ca05c in QApplicationPrivate::notify_helper(QObject*, > QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 > #21 0x00007feb709cf516 in QApplication::notify(QObject*, QEvent*) () > from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 > #22 0x00007feb6fec738b in QCoreApplication::notifyInternal(QObject*, > QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 > #23 0x00007feb6ff1c5ed in QTimerInfoList::activateTimers() () from > /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 > #24 0x00007feb6ff1caf1 in ?? () from > /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 > #25 0x00007feb6c384197 in g_main_context_dispatch () from > /lib/x86_64-linux-gnu/libglib-2.0.so.0 > #26 0x00007feb6c3843f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 > #27 0x00007feb6c38449c in g_main_context_iteration () from > /lib/x86_64-linux-gnu/libglib-2.0.so.0 > #28 0x00007feb6ff1d7eb in > QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) > () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 > #29 0x00007feb6fec4b4a in > QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from > /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 > #30 0x00007feb6feccbec in QCoreApplication::exec() () from > /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 > #31 0x0000000000432d4a in main () > > Anyway this would need to go into that bug report of yours. > > thanks, > -mario >
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