[Xcb] Bug#486507: libx11-6: Locking assertion failure with vmware-server-console
Barton C Massey
bart at cs.pdx.edu
Thu Jul 17 12:06:15 PDT 2008
Ouch.
Thanks much for the report.
Bart
In message <20080717173704.GS3642 at patate.is-a-geek.org> you wrote:
> Hi XCB list,
>
> it seems that there's a bad interaction between Xlib/XCB and vmware,
> that leads to assertion failures inside xcb_lock.c, even with sloppy
> locking enabled. The backtrace below points to libXrender, but seems to
> also happen using the system libXrender.
> This is with libX11 1.1.4 and libxcb 1.1.
>
> Thanks,
> Julien
>
> On Mon, Jun 16, 2008 at 10:24:20 -0400, Rick Gatewood wrote:
>
> > Version libx11- 2:1.1.4-2 (unstable) gives following error with vmware-server-console:
> >
> > Locking assertion failure. Backtrace:
> > #0 /usr/lib/libxcb-xlib.so.0 [0xb7018767]
> > #1 /usr/lib/libxcb-xlib.so.0(xcb_xlib_unlock+0x31) [0xb70188b1]
> > #2 /usr/lib/libX11.so.6(_XReply+0x244) [0xb7e8cc14]
> > #3 /usr/lib/vmware/lib/libXrender.so.1/libXrender.so.1(XRenderQueryFormats+0x109) [0xb7d78969]
> > #4 /usr/lib/vmware/lib/libXrender.so.1/libXrender.so.1(XRenderFindFormat+0x4c) [0xb7d78f4c]
> > #5 /usr/lib/vmware/lib/libgdk-x11-2.0.so.0/libgdk-x11-2.0.so.0 [0xb7bbe180]
> > #6 /usr/lib/vmware/lib/libgdk-x11-2.0.so.0/libgdk-x11-2.0.so.0 [0xb7bbed2c]
> > #7 /usr/lib/vmware/lib/libgdk-x11-2.0.so.0/libgdk-x11-2.0.so.0(gdk_draw_pixbuf+0x270) [0xb7b8ec14]
> > #8 /usr/lib/vmware/lib/libgdk-x11-2.0.so.0/libgdk-x11-2.0.so.0 [0xb7b9b24f]
> > #9 /usr/lib/vmware/lib/libgdk-x11-2.0.so.0/libgdk-x11-2.0.so.0(gdk_draw_pixbuf+0x270) [0xb7b8ec14]
> > #10 /usr/lib/vmware/lib/libgdk-x11-2.0.so.0/libgdk-x11-2.0.so.0(gdk_pixbuf_render_pixmap_and_mask_for_colormap+0x255)
> > [0xb7b9ab34]
> > #11 /usr/lib/vmware/lib/libgtk-x11-2.0.so.0/libgtk-x11-2.0.so.0 [0xb7a9f298]
> > #12 /usr/lib/vmware/lib/libgtk-x11-2.0.so.0/libgtk-x11-2.0.so.0 [0xb7a9f586]
> > #13 /usr/lib/vmware/lib/libgtk-x11-2.0.so.0/libgtk-x11-2.0.so.0 [0xb7aa177e]
> > #14 /usr/lib/vmware/lib/libgobject-2.0.so.0/libgobject-2.0.so.0(g_cclosure_marshal_VOID__VOID+0xd1) [0xb7cb4459]
> > #15 /usr/lib/vmware/lib/libgobject-2.0.so.0/libgobject-2.0.so.0 [0xb7c9c3a1]
> > #16 /usr/lib/vmware/lib/libgobject-2.0.so.0/libgobject-2.0.so.0(g_closure_invoke+0x1b1) [0xb7c9c076]
> > #17 /usr/lib/vmware/lib/libgobject-2.0.so.0/libgobject-2.0.so.0 [0xb7cb36eb]
> > #18 /usr/lib/vmware/lib/libgobject-2.0.so.0/libgobject-2.0.so.0(g_signal_emit_valist+0x91e) [0xb7cb2d46]
> > #19 /usr/lib/vmware/lib/libgobject-2.0.so.0/libgobject-2.0.so.0(g_signal_emit+0x38) [0xb7cb30b8]
> > Locking assertion failure. Backtrace:
> > #0 /usr/lib/libxcb-xlib.so.0 [0xb7018767]
> > #1 /usr/lib/libxcb-xlib.so.0(xcb_xlib_lock+0x2e) [0xb701881e]
> > #2 /usr/lib/libX11.so.6 [0xb7e8bdc9]
> > #3 /usr/lib/libX11.so.6(XAddExtension+0x2c) [0xb7e6e23c]
> > #4 /usr/lib/vmware/lib/libXft.so.2/libXft.so.2(_XftDisplayInfoGet+0x77) [0xb7d70ed7]
> > #5 /usr/lib/vmware/lib/libXft.so.2/libXft.so.2 [0xb7d6f8b1]
> > #6 /usr/lib/vmware/lib/libXft.so.2/libXft.so.2 [0xb7d6fd39]
> > #7 /usr/lib/vmware/lib/libXft.so.2/libXft.so.2(XftDrawPicture+0x10) [0xb7d6fec0]
> > #8 /usr/lib/vmware/lib/libgdk-x11-2.0.so.0/libgdk-x11-2.0.so.0 [0xb7bbc9b6]
> > #9 /usr/lib/vmware/lib/libgdk-x11-2.0.so.0/libgdk-x11-2.0.so.0 [0xb7bbed75]
> > #10 /usr/lib/vmware/lib/libgdk-x11-2.0.so.0/libgdk-x11-2.0.so.0(gdk_draw_pixbuf+0x270) [0xb7b8ec14]
> > #11 /usr/lib/vmware/lib/libgdk-x11-2.0.so.0/libgdk-x11-2.0.so.0 [0xb7b9b24f]
> > #12 /usr/lib/vmware/lib/libgdk-x11-2.0.so.0/libgdk-x11-2.0.so.0(gdk_draw_pixbuf+0x270) [0xb7b8ec14]
> > #13 /usr/lib/vmware/lib/libgdk-x11-2.0.so.0/libgdk-x11-2.0.so.0(gdk_pixbuf_render_pixmap_and_mask_for_colormap+0x255)
> > [0xb7b9ab34]
> > #14 /usr/lib/vmware/lib/libgtk-x11-2.0.so.0/libgtk-x11-2.0.so.0 [0xb7a9f298]
> > #15 /usr/lib/vmware/lib/libgtk-x11-2.0.so.0/libgtk-x11-2.0.so.0 [0xb7a9f586]
> > #16 /usr/lib/vmware/lib/libgtk-x11-2.0.so.0/libgtk-x11-2.0.so.0 [0xb7aa177e]
> > #17 /usr/lib/vmware/lib/libgobject-2.0.so.0/libgobject-2.0.so.0(g_cclosure_marshal_VOID__VOID+0xd1) [0xb7cb4459]
> > #18 /usr/lib/vmware/lib/libgobject-2.0.so.0/libgobject-2.0.so.0 [0xb7c9c3a1]
> > #19 /usr/lib/vmware/lib/libgobject-2.0.so.0/libgobject-2.0.so.0(g_closure_invoke+0x1b1) [0xb7c9c076]
> > vmware: ../../src/xcb_lock.c:77: _XGetXCBBuffer: assertion `((int) ((xcb_req) - (dpy->request)) >= 0)' failed
> >
> >
> > Downgrade to 2:1.0.3-7 (testing) fixed the issue and application runs normally
> >
> > -- no debconf information
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