Attachment 46935 Details for Bug 37398 – backtrace of crash w/ exaPrepareAccessReg_mixed()

backtrace of crash w/ exaPrepareAccessReg_mixed()

segfault_gdbbt (text/plain), 5.56 KB, created by Andy Matteson on 2011-05-20 01:32:27 UTC

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Creator: Andy Matteson

Created: 2011-05-20 01:32:27 UTC

Size: 5.56 KB

patch

obsolete

>(gdb) bt
>#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
>#1  0x00007fcd43fcc80f in _L_lock_12013 () from /lib/x86_64-linux-gnu/libc.so.6
>#2  0x00007fcd43fca8d8 in __libc_free (mem=0x7fcd442dd1c0) at malloc.c:3736
>#3  0x00000000004a3a12 in _XSERVTransFreeConnInfo (ciptr=0x1405f40) at /usr/include/X11/Xtrans/Xtrans.c:138
>#4  0x00000000004a3ef4 in _XSERVTransClose (ciptr=0x1405f40) at /usr/include/X11/Xtrans/Xtrans.c:930
>#5  0x0000000000461f1f in CloseWellKnownConnections () at ../../os/connection.c:493
>#6  0x000000000045e598 in SigAbortServer (signo=11) at ../../os/log.c:409
>#7  0x000000000045f1d2 in FatalSignal (signo=11) at ../../os/log.c:541
>#8  <signal handler called>
>#9  _int_malloc (av=0x7fcd442dd1c0, bytes=<value optimized out>) at malloc.c:4709
>#10 0x00007fcd43fca31e in __libc_malloc (bytes=3921632) at malloc.c:3660
>#11 0x00007fcd41b43b44 in exaPrepareAccessReg_mixed (pPixmap=0x30a6420, index=0, pReg=0x0)
>    at ../../exa/exa_migration_mixed.c:203
>#12 0x00007fcd41b4c67f in ExaFallbackPrepareReg (pDrawable=0x30a2740, pGC=<value optimized out>, x=4, y=4, 
>    width=<value optimized out>, height=<value optimized out>, index=0, checkReads=1) at ../../exa/exa_unaccel.c:195
>#13 0x00007fcd41b4d7e8 in ExaCheckCopyPlane (pSrc=0x30a23b0, pDst=0x30a2740, pGC=0x16e7e70, srcx=<value optimized out>, 
>    srcy=<value optimized out>, w=1, h=16, dstx=4, dsty=4, bitPlane=1) at ../../exa/exa_unaccel.c:232
>#14 0x00000000004e0d10 in damageCopyPlane (pSrc=0x30a23b0, pDst=0x30a2740, pGC=0x16e7e70, srcx=0, srcy=0, width=1, height=16, 
>    dstx=4, dsty=4, bitPlane=1) at ../../../miext/damage/damage.c:948
>#15 0x00000000004243b3 in ProcCopyPlane (client=0x305add0) at ../../dix/dispatch.c:1694
>#16 0x0000000000428259 in Dispatch () at ../../dix/dispatch.c:431
>#17 0x0000000000421a7e in main (argc=8, argv=<value optimized out>, envp=<value optimized out>) at ../../dix/main.c:287
>(gdb) bt full
>#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
>No locals.
>#1  0x00007fcd43fcc80f in _L_lock_12013 () from /lib/x86_64-linux-gnu/libc.so.6
>No symbol table info available.
>#2  0x00007fcd43fca8d8 in __libc_free (mem=0x7fcd442dd1c0) at malloc.c:3736
>        ar_ptr = 0x7fcd442dd1c0
>        p = 0x1405f90
>        hook = <value optimized out>
>#3  0x00000000004a3a12 in _XSERVTransFreeConnInfo (ciptr=0x1405f40) at /usr/include/X11/Xtrans/Xtrans.c:138
>No locals.
>#4  0x00000000004a3ef4 in _XSERVTransClose (ciptr=0x1405f40) at /usr/include/X11/Xtrans/Xtrans.c:930
>        ret = 0
>#5  0x0000000000461f1f in CloseWellKnownConnections () at ../../os/connection.c:493
>        i = <value optimized out>
>#6  0x000000000045e598 in SigAbortServer (signo=11) at ../../os/log.c:409
>No locals.
>#7  0x000000000045f1d2 in FatalSignal (signo=11) at ../../os/log.c:541
>        beenhere = 1
>#8  <signal handler called>
>No symbol table info available.
>#9  _int_malloc (av=0x7fcd442dd1c0, bytes=<value optimized out>) at malloc.c:4709
>        p = <value optimized out>
>        iters = <value optimized out>
>        nb = 3921648
>        idx = 127
>        bin = 0x7fcd442dd9f8
>        victim = 0x3893190
>        size = <value optimized out>
>        victim_index = <value optimized out>
>        remainder = 0x3c50880
>        remainder_size = <value optimized out>
>        block = <value optimized out>
>        bit = <value optimized out>
>        map = 805306368
>        fwd = <value optimized out>
>        bck = <value optimized out>
>        errstr = 0x0
>        __func__ = "_int_malloc"
>#10 0x00007fcd43fca31e in __libc_malloc (bytes=3921632) at malloc.c:3660
>        ar_ptr = 0x7fcd442dd1c0
>        victim = <value optimized out>
>        hook = <value optimized out>
>        __func__ = "__libc_malloc"
>#11 0x00007fcd41b43b44 in exaPrepareAccessReg_mixed (pPixmap=0x30a6420, index=0, pReg=0x0)
>    at ../../exa/exa_migration_mixed.c:203
>        pixmaps = {{as_dst = 0, as_src = 1, pPix = 0x30a23b0, pReg = 0x7fff0770ac90}}
>        pExaPixmap = 0x30a6470
>        has_gpu_copy = <value optimized out>
>        success = <value optimized out>
>#12 0x00007fcd41b4c67f in ExaFallbackPrepareReg (pDrawable=0x30a2740, pGC=<value optimized out>, x=4, y=4, 
>    width=<value optimized out>, height=<value optimized out>, index=0, checkReads=1) at ../../exa/exa_unaccel.c:195
>        pScreen = <value optimized out>
>        pExaScr = 0x1435e90
>#13 0x00007fcd41b4d7e8 in ExaCheckCopyPlane (pSrc=0x30a23b0, pDst=0x30a2740, pGC=0x16e7e70, srcx=<value optimized out>, 
>    srcy=<value optimized out>, w=1, h=16, dstx=4, dsty=4, bitPlane=1) at ../../exa/exa_unaccel.c:232
>        ret = <value optimized out>
>        pExaScr = 0x1435e90
>        pExaGC = 0x16e7f38
>#14 0x00000000004e0d10 in damageCopyPlane (pSrc=0x30a23b0, pDst=0x30a2740, pGC=0x16e7e70, srcx=0, srcy=0, width=1, height=16, 
>    dstx=4, dsty=4, bitPlane=1) at ../../../miext/damage/damage.c:948
>        ret = <value optimized out>
>        pGCPriv = 0x16e7f48
>        oldFuncs = 0x7dfbc0
>#15 0x00000000004243b3 in ProcCopyPlane (client=0x305add0) at ../../dix/dispatch.c:1694
>        psrcDraw = 0x30a23b0
>        pdstDraw = 0x30a2740
>        pGC = 0x16e7e70
>        stuff = 0x307c520
>        pRgn = <value optimized out>
>        rc = <value optimized out>
>#16 0x0000000000428259 in Dispatch () at ../../dix/dispatch.c:431
>        clientReady = 0x169bda0
>        result = <value optimized out>
>        client = 0x305add0
>        nready = 0
>        icheck = 0x7f1290
>        start_tick = 1240
>#17 0x0000000000421a7e in main (argc=8, argv=<value optimized out>, envp=<value optimized out>) at ../../dix/main.c:287
>        i = <value optimized out>
>        alwaysCheckForInput = {0, 1}
>

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