[Thread debugging using libthread_db enabled]

Program received signal SIGABRT, Aborted.
#0  0x00eb0422 in __kernel_vsyscall ()
No symbol table info available.
#1  0x002084d1 in *__GI_raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
        resultvar = <value optimized out>
        pid = 3268596
        selftid = 1080
#2  0x0020b932 in *__GI_abort () at abort.c:92
        act = {__sigaction_handler = {sa_handler = 0x31dff4, sa_sigaction = 0x31dff4}, sa_mask = {__val = {305, 24, 3273632, 3268596, 3273632, 106, 3216184704, 2414493, 161159880, 3268596, 3268596, 107, 3216184904, 2350104, 163706240, 163706240, 106, 161159880, 0, 4222451712, 163706240, 163706341, 163706240, 163706240, 163706346, 163706540, 163706240, 163706540, 0, 0, 0, 0}}, sa_flags = 0, sa_restorer = 0}
        sigs = {__val = {32, 0 <repeats 31 times>}}
#3  0x00201648 in *__GI___assert_fail (assertion=0x11b2fb5 "oldRb->Magic == 0xaabbccdd", file=0x11b2fa1 "main/renderbuffer.c", line=2159, function=0x11b35a0 "_mesa_reference_renderbuffer") at assert.c:81
        buf = 0x99b1ac8 "X: main/renderbuffer.c:2159: _mesa_reference_renderbuffer: Assertion `oldRb->Magic == 0xaabbccdd' failed.\n"
#4  0x01076974 in _mesa_reference_renderbuffer () from /usr/lib/dri/unichrome_dri.so
No symbol table info available.
#5  0x0104eeaf in _mesa_free_framebuffer_data () from /usr/lib/dri/unichrome_dri.so
No symbol table info available.
#6  0x0104efa6 in _mesa_destroy_framebuffer () from /usr/lib/dri/unichrome_dri.so
No symbol table info available.
#7  0x0104ee19 in _mesa_reference_framebuffer () from /usr/lib/dri/unichrome_dri.so
No symbol table info available.
#8  0x00fff5b8 in ?? () from /usr/lib/dri/unichrome_dri.so
No symbol table info available.
#9  0x00ff159f in ?? () from /usr/lib/dri/unichrome_dri.so
No symbol table info available.
#10 0x0037cfe8 in __glXDRIdrawableDestroy (drawable=0x9ae7768) at ../../glx/glxdri.c:233
        i = 165011272
#11 0x00372ed8 in DrawableGone (glxPriv=0x9ae7768, xid=85983235) at ../../glx/glxext.c:163
        c = 0x0
#12 0x08074dd2 in FreeResource (id=85983235, skipDeleteFuncType=0) at ../../dix/resource.c:561
        rtype = 60
        cid = <value optimized out>
        res = 0x9bcd368
        prev = <value optimized out>
        head = 0x9aed004
#13 0x08089fac in ProcDestroyWindow (client=0x9ae9e30) at ../../dix/dispatch.c:581
        pWin = 0x9656218
        rc = <value optimized out>
#14 0x0808d057 in Dispatch () at ../../dix/dispatch.c:437
        result = <value optimized out>
        client = 0x9ae9e30
        nready = 0
        start_tick = 6680
#15 0x08072465 in main (argc=9, argv=0xbfb31a64, envp=0xbfb31a8c) at ../../dix/main.c:397
        i = <value optimized out>
        alwaysCheckForInput = {0, 1}
eax            0x0	0
ecx            0x438	1080
edx            0x6	6
ebx            0x438	1080
esp            0xbfb3152c	0xbfb3152c
ebp            0xbfb31538	0xbfb31538
esi            0x2fdffa	3137530
edi            0x31dff4	3268596
eip            0xeb0422	0xeb0422 <__kernel_vsyscall+2>
eflags         0x203202	[ IF #12 #13 ID ]
cs             0x73	115
ss             0x7b	123
ds             0x7b	123
es             0x7b	123
fs             0x0	0
gs             0x33	51
0xeb0422 <__kernel_vsyscall+2>:	ret    
0xeb0423:	add    %ch,(%esi)
0xeb0425:	jae    0xeb048f
0xeb0427:	jae    0xeb049d
0xeb0429:	jb     0xeb049f
0xeb042b:	popa   
0xeb042c:	bound  %eax,(%eax)
0xeb042e:	cs
0xeb042f:	push   $0x687361
0xeb0434:	cs
0xeb0435:	fs
0xeb0436:	jns    0xeb04a6
0xeb0438:	jae    0xeb04b3
0xeb043a:	insl   (%dx),%es:(%edi)
0xeb043b:	add    %ch,(%esi)
0xeb043d:	fs

Thread 1 (Thread 0xb808f8d0 (LWP 1080)):
#0  0x00eb0422 in __kernel_vsyscall ()
#1  0x002084d1 in *__GI_raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#2  0x0020b932 in *__GI_abort () at abort.c:92
#3  0x00201648 in *__GI___assert_fail (assertion=0x11b2fb5 "oldRb->Magic == 0xaabbccdd", file=0x11b2fa1 "main/renderbuffer.c", line=2159, function=0x11b35a0 "_mesa_reference_renderbuffer") at assert.c:81
#4  0x01076974 in _mesa_reference_renderbuffer () from /usr/lib/dri/unichrome_dri.so
#5  0x0104eeaf in _mesa_free_framebuffer_data () from /usr/lib/dri/unichrome_dri.so
#6  0x0104efa6 in _mesa_destroy_framebuffer () from /usr/lib/dri/unichrome_dri.so
#7  0x0104ee19 in _mesa_reference_framebuffer () from /usr/lib/dri/unichrome_dri.so
#8  0x00fff5b8 in ?? () from /usr/lib/dri/unichrome_dri.so
#9  0x00ff159f in ?? () from /usr/lib/dri/unichrome_dri.so
#10 0x0037cfe8 in __glXDRIdrawableDestroy (drawable=0x9ae7768) at ../../glx/glxdri.c:233
#11 0x00372ed8 in DrawableGone (glxPriv=0x9ae7768, xid=85983235) at ../../glx/glxext.c:163
#12 0x08074dd2 in FreeResource (id=85983235, skipDeleteFuncType=0) at ../../dix/resource.c:561
#13 0x08089fac in ProcDestroyWindow (client=0x9ae9e30) at ../../dix/dispatch.c:581
#14 0x0808d057 in Dispatch () at ../../dix/dispatch.c:437
#15 0x08072465 in main (argc=9, argv=0xbfb31a64, envp=0xbfb31a8c) at ../../dix/main.c:397

Program terminated with signal SIGABRT, Aborted.
The program no longer exists.
No stack.
The program has no registers now.
No registers.
The program is not being run.