[Bug 49198] New: glxinfo SIGSEGV in pthread_detach under radeon_drm_cs_destroy under dri2_destroy_context

[bugzilla-daemon@freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=49198

             Bug #: 49198
           Summary: glxinfo SIGSEGV in pthread_detach under
                    radeon_drm_cs_destroy under dri2_destroy_context
    Classification: Unclassified
           Product: Mesa
           Version: 8.0
          Platform: Other
        OS/Version: All
            Status: NEW
          Keywords: regression
          Severity: normal
          Priority: medium
         Component: Drivers/DRI/R600
        AssignedTo: dri-devel@lists.freedesktop.org
        ReportedBy: bugs.freedesktop@karlt.net


OpenGL vendor string: X.Org
OpenGL renderer string: Gallium 0.4 on AMD JUNIPER
OpenGL version string: 2.1 Mesa 8.0.2
OpenGL shading language version string: 1.20

#0  0x00007ffff6002e98 in pthread_detach () from /lib64/libpthread.so.0
#1  0x00007ffff47f2324 in pipe_thread_destroy (thread=<optimized out>)
    at ../../../../../src/gallium/auxiliary/os/os_thread.h:78
#2  radeon_drm_cs_destroy (rcs=0x7ffff7fd7010) at radeon_drm_cs.c:475
#3  0x00007ffff47e07b0 in r600_context_fini (ctx=0x642dd8)
    at r600_hw_context.c:780
#4  0x00007ffff47c4932 in r600_destroy_context (context=0x642ac0)
    at r600_pipe.c:197
#5  0x00007ffff489397b in st_destroy_context (st=0x7a8ae0)
    at state_tracker/st_context.c:268
#6  0x00007ffff47ee324 in dri_destroy_context (cPriv=<optimized out>)
    at dri_context.c:174
#7  0x00007ffff47c1abb in driDestroyContext (pcp=0x6177e0)
    at ../common/dri_util.c:277
#8  0x00007ffff7bbf01f in dri2_destroy_context (context=0x617640)
    at dri2_glx.c:132
#9  0x00007ffff7b99b89 in glx_display_free (priv=0x613a30) at glxext.c:228
#10 0x00007ffff7b99c16 in __glXCloseDisplay (dpy=0x607010, 
    codes=<optimized out>) at glxext.c:275
#11 0x00007ffff74c7f9c in XCloseDisplay () from /usr/lib64/libX11.so.6
#12 0x0000000000403590 in main ()

Gentoo build with
./configure --prefix=/usr --build=x86_64-pc-linux-gnu
--host=x86_64-pc-linux-gnu --mandir=/usr/share/man --infodir=/usr/share/info
--datadir=/usr/share --sysconfdir=/etc --localstatedir=/var/lib
--libdir=/usr/lib64 --disable-dependency-tracking --enable-dri --enable-glx
--enable-texture-float --disable-debug --enable-egl --enable-gbm
--disable-gles1 --disable-gles2 --enable-glx-tls --disable-osmesa --enable-asm
--enable-shared-dricore --enable-shared-glapi
--with-dri-drivers=,swrast,radeon,r200 --with-gallium-drivers=,swrast,r600
--with-egl-platforms=x11,drm --enable-gallium-egl --disable-d3d1x
--disable-gallium-g3dvl --enable-gallium-llvm --disable-openvg --disable-vdpau
--disable-xa --disable-xvmc

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