.
Thread 4 (LWP 4618):
#0  0x00007fca9fb4c43d in nanosleep () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fca9f09954a in ?? () from /tmp/apport_sandbox_we3sxY/usr/lib/x86_64-linux-gnu/libopenal.so.1
No symbol table info available.
#2  0x00007fca9f0a65eb in ?? () from /tmp/apport_sandbox_we3sxY/usr/lib/x86_64-linux-gnu/libopenal.so.1
No symbol table info available.
#3  0x00007fca9f098e6a in ?? () from /tmp/apport_sandbox_we3sxY/usr/lib/x86_64-linux-gnu/libopenal.so.1
No symbol table info available.
#4  0x00007fca9fb44f8e in start_thread (arg=0x7fca8732e700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7fca8732e700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140507828381440, 4985486816779309629, 0, 140508243939424, 140508239554368, 4096, -4997570903745883587, -4997519282034699715}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#5  0x00007fca9d538a0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
.
Thread 3 (LWP 4613):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007fca96ac41ab in pipe_semaphore_wait (sema=0x2b750e0) at ../../../../../../../src/gallium/auxiliary/os/os_thread.h:433
No locals.
#2  radeon_drm_cs_emit_ioctl (param=0x2b74f00) at radeon_drm_winsys.c:521
        ws = 0x2b74f00
        cs = <optimized out>
        i = <optimized out>
        empty_stack = <optimized out>
#3  0x00007fca9fb44f8e in start_thread (arg=0x7fca94186700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7fca94186700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140508044748544, 4985486816779309629, 0, 140508243939424, 140508239554368, 4096, -4997542131759967683, -4997519282034699715}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#4  0x00007fca9d538a0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
.
Thread 2 (LWP 4617):
#0  0x00007fca9d52bfbd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fca91293cdf in poll (__timeout=322, __nfds=2, __fds=0x7fca800059f0) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
No locals.
#2  poll_func (ufds=0x7fca800059f0, nfds=2, timeout=322, userdata=0x32b4540) at pulse/thread-mainloop.c:69
        mutex = 0x32b4540
        r = -2147460624
#3  0x00007fca91285205 in pa_mainloop_poll (m=m@entry=0x327daa0) at pulse/mainloop.c:854
        __func__ = "pa_mainloop_poll"
        __PRETTY_FUNCTION__ = "pa_mainloop_poll"
#4  0x00007fca91285869 in pa_mainloop_iterate (m=m@entry=0x327daa0, block=block@entry=1, retval=retval@entry=0x0) at pulse/mainloop.c:936
        r = <optimized out>
        __func__ = "pa_mainloop_iterate"
        __PRETTY_FUNCTION__ = "pa_mainloop_iterate"
#5  0x00007fca91285920 in pa_mainloop_run (m=0x327daa0, retval=retval@entry=0x0) at pulse/mainloop.c:954
        r = <optimized out>
#6  0x00007fca91293c8f in thread (userdata=0x329c5c0) at pulse/thread-mainloop.c:88
        m = 0x329c5c0
        mask = {__val = {18446744067267100671, 18446744073709551615 <repeats 15 times>}}
#7  0x00007fca90e3b143 in internal_thread_func (userdata=0x32b4320) at pulsecore/thread-posix.c:83
        t = 0x32b4320
#8  0x00007fca9fb44f8e in start_thread (arg=0x7fca8bb30700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7fca8bb30700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140507903887104, 4985486816779309629, 0, 53020864, 140508239554368, 19, -4997563208238230979, -4997519282034699715}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x00007fca9d538a0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
.
Thread 1 (LWP 4610):
#0  0x0000000000000000 in ?? ()
No symbol table info available.
#1  0x00000000005fff5f in IrrDriver::dropAllTextures (this=0x2b09ef0, mesh=0x6dbe880) at /build/buildd/supertuxkart-0.8/src/graphics/irr_driver.cpp:1188
        n = <optimized out>
#2  0x00000000006a7489 in KartModel::~KartModel (this=this@entry=0xef65ba0, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /build/buildd/supertuxkart-0.8/src/karts/kart_model.cpp:159
No locals.
#3  0x00000000006a7599 in KartModel::~KartModel (this=0xef65ba0, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /build/buildd/supertuxkart-0.8/src/karts/kart_model.cpp:169
No locals.
#4  0x00000000006a9c1c in KartProperties::~KartProperties (this=0xe967b40, __in_chrg=<optimized out>) at /build/buildd/supertuxkart-0.8/src/karts/kart_properties.cpp:125
No locals.
#5  0x00000000006b013c in clearAndDeleteAll (this=0x3272220) at /build/buildd/supertuxkart-0.8/src/utils/ptr_vector.hpp:160
        pointer = 0xe967b40
        n = <optimized out>
#6  ~PtrVector (this=0x3272220, __in_chrg=<optimized out>) at /build/buildd/supertuxkart-0.8/src/utils/ptr_vector.hpp:53
No locals.
#7  KartPropertiesManager::~KartPropertiesManager (this=0x3272180, __in_chrg=<optimized out>) at /build/buildd/supertuxkart-0.8/src/karts/kart_properties_manager.cpp:49
No locals.
#8  0x00000000006b7ecd in cleanSuperTuxKart () at /build/buildd/supertuxkart-0.8/src/main.cpp:1178
No locals.
#9  0x00000000005a4b26 in main (argc=<optimized out>, argv=<optimized out>) at /build/buildd/supertuxkart-0.8/src/main.cpp:1472
No locals.