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Bug#537280: SIGSEG in libm:my_log2()



Package: libc6
Version: 2.9-19
Severity: normal

Hi,

my iceweasel crashed and I've got this back trace from the core dump. It
seems something goes wrong in my_log2() of libm (stack frame #3). I still
have the core dump. If you are interested in it, I can provide it to you,
but it very large, 126 MB.

(gdb) bt full
#0  0x0fd4043c in *__GI_raise (sig=11) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
        r4 = <value optimized out>
        r7 = <value optimized out>
        r12 = <value optimized out>
        r5 = 11
        r8 = <value optimized out>
        r10 = <value optimized out>
        r0 = 250
        r3 = <value optimized out>
        r6 = <value optimized out>
        r9 = <value optimized out>
        r11 = <value optimized out>
        sc_ret = <value optimized out>
        pid = 0
        selftid = 10237
#1  0x0efc5644 in nsProfileLock::FatalSignalHandler (signo=11) at nsProfileLock.cpp:212
        unblock_sigs = {__val = {1024, 0 <repeats 31 times>}}
        oldact = <value optimized out>
#2  <signal handler called>
No symbol table info available.
#3  my_log2 (x=1.0607388627933093e-314, y=0) at ../sysdeps/ieee754/dbl-64/e_pow.c:345
        m = <value optimized out>
        e1 = <value optimized out>
        z = <value optimized out>
        j8 = <value optimized out>
        e = <value optimized out>
        e2 = <value optimized out>
        uu = 10000000000
        t1 = <value optimized out>
        lu1 = 1.0607388627933093e-314
        a1 = <value optimized out>
        j1 = <value optimized out>
        t = <value optimized out>
        t2 = <value optimized out>
        lu2 = <value optimized out>
        j2 = <value optimized out>
        yy = <value optimized out>
        j3 = <value optimized out>
        u = {i = {652824, 217608}, x = 1.3852897803486256e-308}
        i = 0
        j4 = <value optimized out>
        v = {i = {652824, 217608}, x = 1.3852897803486256e-308}
        j = 652824
        a = <value optimized out>
        j5 = <value optimized out>
        vv = -1023
        add = 1.0607388627933093e-314
        j6 = <value optimized out>
        two52 = <value optimized out>
        eps = 1.4916685015341352e-154
        nx = <value optimized out>
        y = <value optimized out>
        j7 = <value optimized out>
#4  power1 (x=1.0607388627933093e-314, y=0) at ../sysdeps/ieee754/dbl-64/e_pow.c:162
        a = <value optimized out>
        aa = <value optimized out>
        a1 = <value optimized out>
        z = <value optimized out>
        error = <value optimized out>
        t = <value optimized out>
        a2 = <value optimized out>
#5  __ieee754_pow (x=1.0607388627933093e-314, y=0) at ../sysdeps/ieee754/dbl-64/e_pow.c:95
        z = <value optimized out>
        a = <value optimized out>
        aa = <value optimized out>
        error = <value optimized out>
        t = <value optimized out>
        a1 = <value optimized out>
        y1 = 0
        y2 = 1.4219082345633059e-254
        u = <value optimized out>
        v = <value optimized out>
        k = <value optimized out>
        qx = 1127219200
        qy = <value optimized out>
#6  0x0fc64e44 in __pow (x=<value optimized out>, y=<value optimized out>) at ../math/w_pow.c:34
        z = <value optimized out>
#7  0x0ec15aa4 in ?? () from /usr/lib/libpng12.so.0
No symbol table info available.
#8  0x0ec16698 in ?? () from /usr/lib/libpng12.so.0
No symbol table info available.
#9  0x0ec0419c in ?? () from /usr/lib/libpng12.so.0
No symbol table info available.
#10 0x0ec0f704 in png_read_update_info () from /usr/lib/libpng12.so.0
No symbol table info available.
#11 0x0f1330e0 in info_callback (png_ptr=0x11e5d400, info_ptr=0x123ccb70) at nsPNGDecoder.cpp:593
        width = 16
        height = 16
        bit_depth = 8
        color_type = 6
        interlace_type = 0
        compression_type = 0
        filter_type = 0
        aGamma = 0.44999998807907104
        trans = 0x0
        num_trans = 0
        decoder = 0xec21108
        inType = 247486880
        intent = 247698704
        alpha_bits = <value optimized out>
        containerWidth = <value optimized out>
        containerHeight = <value optimized out>
#12 0x0ec1ac70 in ?? () from /usr/lib/libpng12.so.0
No symbol table info available.
#13 0x0ec1cb48 in ?? () from /usr/lib/libpng12.so.0
No symbol table info available.
#14 0x0ec1d1f4 in ?? () from /usr/lib/libpng12.so.0
No symbol table info available.
#15 0x0ec1d29c in png_process_data () from /usr/lib/libpng12.so.0
No symbol table info available.
#16 0x0f132228 in ReadDataOut (in=<value optimized out>, closure=0x1158edb8, fromRawSegment=0x11327438 "\211PNG\r\n\32\n", toOffset=<value optimized out>, count=612, writeCount=0xbfa2f984) at nsPNGDecoder.cpp:344
        result = <value optimized out>
#17 0x0f8e0a78 in nsStringInputStream::ReadSegments (this=0x11322e58, writer=0x28044408, closure=<value optimized out>, aCount=<value optimized out>, result=0xbfa2f984) at nsStringStream.cpp:276
No locals.
#18 0x0f1320c0 in nsPNGDecoder::WriteFrom (this=0x1158edb8, inStr=<value optimized out>, count=<value optimized out>, _retval=0xbfa2f984) at nsPNGDecoder.cpp:374
        rv = <value optimized out>
#19 0x0f1291ec in imgContainer::ReloadImages (this=0x113a5868) at imgContainer.cpp:1493
        decoderCID = {<nsFixedCString> = {<nsCString> = {<nsACString_internal> = {<nsCSubstring_base> = {<No data fields>}, mData = 0xbfa2f9c4 "@mozilla.org/image/decoder;2?type=image/png", mLength = 43, mFlags = 65553}, <No data fields>}, mFixedCapacity = 63, mFixedBuf = 0xbfa2f9c4 "@mozilla.org/image/decoder;2?type=image/png"}, mStorage = "@mozilla.org/image/decoder;2?type=image/png\0\0\0\0\0\17\22\230\f\17\273f\210\21:Xh\277\242\372 "}
        decoder = {<nsCOMPtr_base> = {mRawPtr = 0x1158edb8}, <No data fields>}
        loader = {<nsCOMPtr_base> = {mRawPtr = 0x11fd0010}, <No data fields>}
        result = 0
        stream = {<nsCOMPtr_base> = {mRawPtr = 0x11322e58}, <No data fields>}
        written = 260797228
#20 0x0f129418 in imgContainer::RestoreDiscardedData (this=0x113a5868) at imgContainer.cpp:1292
        rv = <value optimized out>
#21 0x0f12962c in imgContainer::GetCurrentFrameNoRef (this=<value optimized out>) at imgContainer.cpp:168
No locals.
#22 0x0f129830 in imgContainer::GetCurrentFrame (this=<value optimized out>, aCurrentFrame=0xbfa2fa58) at imgContainer.cpp:184
No locals.
#23 0x0f177a58 in nsLayoutUtils::DrawImage (aRenderingContext=0x12ba7bb8, aImage=0x113a5868, aDestRect=..., aDirtyRect=<value optimized out>, aSourceRect=0x0) at nsLayoutUtils.cpp:2488
        dirtyRect = {x = 20640, y = 5640, width = 960, height = 960}
        imgFrame = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
        img = {<nsCOMPtr_base> = {mRawPtr = 0x10c5c0c8}, <No data fields>}
        pxSrc = {pos = {x = 0, y = 0}, size = {width = 5, height = 3}}
        pxSubimage = {pos = {x = 0, y = 0}, size = {width = 5, height = 3}}
        dc = {<nsCOMPtr_base> = {mRawPtr = 0x10e18a68}, <No data fields>}
        pxDest = {pos = {x = 331, y = -0.037070751190185547}, size = {width = 6.9436231174545078e-233, height = -0.037071229792484589}}
        pxDirty = {pos = {x = -0.037075899499079912, y = 1.4545453481340584e-315}, size = {width = 6.9436231174545078e-233, height = -0.03707409081539631}}
        pxImgFrameRect = {x = 0, y = 0, width = 5, height = 3}
#24 0x0f2abae8 in nsImageBoxFrame::PaintImage (this=0x118c3cb8, aRenderingContext=..., aDirtyRect=..., aPt=<value optimized out>) at nsImageBoxFrame.cpp:382
        rect = {x = 20640, y = 5640, width = 960, height = 960}
        dirty = {x = 20640, y = 5640, width = 960, height = 960}
        imgCon = {<nsCOMPtr_base> = {mRawPtr = 0x113a5868}, <No data fields>}
#25 0x0f2abb74 in nsDisplayXULImage::Paint (this=<value optimized out>, aBuilder=<value optimized out>, aCtx=0x12ba7bb8, aDirtyRect=...) at nsImageBoxFrame.cpp:335
No locals.
#26 0x0f1674d8 in nsDisplayList::Paint (this=<value optimized out>, aBuilder=0xbfa2fcf8, aCtx=0x12ba7bb8, aDirtyRect=...) at nsDisplayList.cpp:296
        i = 0x128dd0c8
#27 0x0f1675ac in nsDisplayWrapList::Paint (this=0x125e9150, aBuilder=0xbfa2fcf8, aCtx=0x12ba7bb8, aDirtyRect=<value optimized out>) at nsDisplayList.cpp:693
No locals.
#28 nsDisplayClip::Paint (this=0x125e9150, aBuilder=0xbfa2fcf8, aCtx=0x12ba7bb8, aDirtyRect=<value optimized out>) at nsDisplayList.cpp:887
        dirty = {x = 0, y = 0, width = 61440, height = 44580}
#29 0x0f1674d8 in nsDisplayList::Paint (this=<value optimized out>, aBuilder=0xbfa2fcf8, aCtx=0x12ba7bb8, aDirtyRect=...) at nsDisplayList.cpp:296
        i = 0x125e9150
#30 0x0f17b278 in nsLayoutUtils::PaintFrame (aRenderingContext=0x12ba7bb8, aFrame=<value optimized out>, aDirtyRegion=..., aBackground=4292205276) at nsLayoutUtils.cpp:988
        builder = {mReferenceFrame = 0x114e3778, mMovingFrame = 0x0, mIgnoreScrollFrame = 0x0, mMoveDelta = {x = 239762392, y = 0}, mPool = {first = {next = 0x127a3a18, base = 3215129884, limit = 3215129884, avail = 3215129884}, current = 0x125e9000, arenasize = 1024, mask = 3}, mBoundingSelection = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}, mPresShellStates = {<nsTArray<nsDisplayListBuilder::PresShellState>> = {<nsTArray_base> = {static sEmptyHdr = {mLength = 0, mCapacity = 0, mIsAutoArray = 0}, mHdr = 0xbfa2fd30}, <No data fields>}, mAutoBuf = "\0\0\0\0\0\0\0\21\21\fyh\0\0\0\0\0\0\0\0\16LC\244\17\347\357\364\21\264\220\b\277\242\375p(\4H\202\22\t\232\300\21\267]\300\0\0\0\0\20s\324\340\277\243\4@\20s\324h\20v\363p\0\0\0\0\21\267]\300", '\0' <repeats 19 times>, "\20\16Z\310 \277\242\376\70"}, mFramesMarkedForDisplay = {<nsTArray<nsIFrame*>> = {<nsTArray_base> = {static sEmptyHdr = {mLength = 0, mCapacity = 0, mIsAutoArray = 0}, mHdr = 0xbfa2fd9c}, <No data fields>}, mAutoBuf = "\0\0\0\0\0\0\0\311\16V}\240\16Tc\274\21\62\356\0\277\242\375\360\16LC\244\17\347\357\364\22s\256\220\277\242\375\340H\4D\"\22\272\177\200\22z/@\277\242\376@\16\0u\340\22]\4\340\0\0\0\0\277\242\376\20\16S\360\f\16S\360\330\16Z\314\60\0\0\0\0\20s\324\340\277\243\4@\20s\324h\16Z\307h\0\0\0\0\21\267]\300", '\0' <repeats 19 times>, "\20\16Z\310 \20v\363p\16[6\320\0\0\0\0\277\242\376@\16V~\360\2\0c\274\277\242\376\250\277\242\376p\17\222@l\22\206\253P\16V>0\0\0\0\0\21\237\65\b\277\243\0X\277\243\0X\277\242\376\220\277\242\376\250\17\275\21\20\277\242\376\250\277\242\376\220\21\237\65\b\277\243\0X\277\243\0X\277\243\0\210\277\243\0\210\17\275\21\20\277\242\376\250\277\242\377\200\17\222FH", '\0' <repeats 20 times>"\277, \242\376\260\0\0\0\0\177\377\377\377\0\0\0\0\0\0\0\0\277\242\376\360\277\242\376\260\0\0\0\0\0\0\0\0\277\243\0H\21\237\65\b\277\242\377\214\16S\360ؿ\242\376\360\17\340+\0\17\347\357\364\17\340+p\277\242\377\0\17\340+L\16TT\260\16S\360\360\277\242\377\60\16G\376"...}, mCurrentTableItem = 0x0, mBuildCaret = 1 '\1', mEventDelivery = 0 '\0', mIsBackgroundOnly = 0 '\0', mIsAtRootOfPseudoStackingContext = 0 '\0', mPaintAllFrames = 0 '\0'}
        list = {mSentinel = {mAbove = 0x127a3a28}, mTop = 0x125e9154}
        dirtyRect = {x = 0, y = 0, width = 61440, height = 44580}
        rv = <value optimized out>
        visibleRegion = {mRectCount = 0, mCurRect = 0xbfa2fcd0, mRectListHead = {<nsRegion::nsRectFast> = {<nsRect> = {x = 0, y = 0, width = 0, height = 0}, <No data fields>}, prev = 0xbfa2fcd0, next = 0xbfa2fcd0}, mBoundRect = {<nsRect> = {x = 0, y = 0, width = 0, height = 0}, <No data fields>}}
#31 0x0f1833a8 in PresShell::Paint (this=<value optimized out>, aView=<value optimized out>, aRenderingContext=0x12ba7bb8, aDirtyRegion=...) at nsPresShell.cpp:5379
        frame = 0x114e3778
        backgroundColor = <value optimized out>
#32 0x0f45b54c in nsViewManager::RenderViews (this=0x11338490, aView=<value optimized out>, aRC=..., aRegion=...) at nsViewManager.cpp:614
        displayRoot = 0x119f3508
        offsetToRoot = {x = 0, y = 0}
        damageRegion = {mRectCount = 2, mCurRect = 0x1028d43c, mRectListHead = {<nsRegion::nsRectFast> = {<nsRect> = {x = 0, y = 0, width = 0, height = 0}, <No data fields>}, prev = 0x1028d5ec, next = 0x1028d43c}, mBoundRect = {<nsRect> = {x = 0, y = 0, width = 61440, height = 44580}, <No data fields>}}
#33 0x0f45bd4c in nsViewManager::Refresh (this=0x11338490, aView=0x119f3508, aContext=0x12ba7bb8, aRegion=<value optimized out>, aUpdateFlags=1) at nsViewManager.cpp:502
        p2a = <value optimized out>
        localcx = {<nsCOMPtr_base> = {mRawPtr = 0x12ba7bb8}, <No data fields>}
        vtowoffset = {x = 0, y = 0}
        opaqueRegion = {mRectCount = 1, mCurRect = 0x1028d13c, mRectListHead = {<nsRegion::nsRectFast> = {<nsRect> = {x = 0, y = 0, width = 0, height = 0}, <No data fields>}, prev = 0x1028d13c, next = 0x1028d13c}, mBoundRect = {<nsRect> = {x = 0, y = 8700, width = 61440, height = 34380}, <No data fields>}}
        damageRegion = {mRectCount = 2, mCurRect = 0x1028d16c, mRectListHead = {<nsRegion::nsRectFast> = {<nsRect> = {x = 0, y = 2147483647, width = 0, height = 0}, <No data fields>}, prev = 0x1028d16c, next = 0x1028d544}, mBoundRect = {<nsRect> = {x = 0, y = 0, width = 61440, height = 44580}, <No data fields>}}
#34 0x0f45c824 in nsViewManager::DispatchEvent (this=0x11338490, aEvent=0xbfa302d0, aStatus=0xbfa301b8) at nsViewManager.cpp:1134
        widget = <value optimized out>
        transparentWindow = 0
        didResize = <value optimized out>
        view = 0x119f3508
        region = {<nsCOMPtr_base> = {mRawPtr = 0x11729720}, <No data fields>}
#35 0x0f455d3c in HandleEvent (aEvent=0xbfa302d0) at nsView.cpp:169
        vm = {<nsCOMPtr_base> = {mRawPtr = 0x11338490}, <No data fields>}
        result = nsEventStatus_eConsumeNoDefault
#36 0x0f802588 in nsCommonWidget::DispatchEvent (this=0x119ad278, aEvent=0xbfa302d0, aStatus=@0xbfa30214) at nsCommonWidget.cpp:158
No locals.
#37 0x0f7fd1e4 in nsWindow::OnExposeEvent (this=0x119ad278, aWidget=<value optimized out>, aEvent=0xbfa30750) at nsWindow.cpp:1788
        updateRegion = {<nsCOMPtr_base> = {mRawPtr = 0x11729720}, <No data fields>}
        rects = 0x115585f0
        nrects = 2
        r = <value optimized out>
        r_end = 0x102ac348
        rc = {<nsCOMPtr_base> = {mRawPtr = 0x12ba7bb8}, <No data fields>}
        translucent = 0
        boundsRect = {x = 0, y = 0, width = 1024, height = 743}
        bufferPixmap = 0x11b75dc0
        bufferPixmapSurface = {mRawPtr = 0x12018530}
        ctx = {mRawPtr = 0x12055880}
        event = {<nsGUIEvent> = {<nsEvent> = {eventStructType = 6 '\6', message = 130, refPoint = {x = 0, y = 0}, time = 0, flags = 1, userType = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}, target = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}, currentTarget = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}, originalTarget = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}}, widget = {<nsCOMPtr_base> = {mRawPtr = 0x119ad278}, <No data fields>}, nativeMsg = 0x0}, renderingContext = 0x12ba7bb8, region = 0x11729720, rect = 0x0}
        status = <value optimized out>
        kRegionCID = {m0 = 3777450736, m1 = 61082, m2 = 4561, m3 = "\250*\0@\225\232(", <incomplete sequence \311>}
#38 0x0f7fd770 in expose_event_cb (widget=0x10776388, event=0xbfa30750) at nsWindow.cpp:4548
        window = {mRawPtr = 0x119ad278}
#39 0x0deb6564 in _gtk_marshal_BOOLEAN__BOXED (closure=0x117146f0, return_value=0xbfa30420, n_param_values=<value optimized out>, param_values=0x12099ac0, invocation_hint=<value optimized out>, marshal_data=0xf7fd72c) at /build/buildd-gtk+2.0_2.16.4-1-powerpc-BtmIit/gtk+2.0-2.16.4/gtk/gtkmarshalers.c:84
        data1 = 0x10776388
        data2 = <value optimized out>
        v_return = <value optimized out>
        __PRETTY_FUNCTION__ = "_gtk_marshal_BOOLEAN__BOXED"
#40 0x0e55edc8 in IA__g_closure_invoke (closure=0x117146f0, return_value=0xbfa30420, n_param_values=2, param_values=0x12099ac0, invocation_hint=0xbfa30440) at /build/buildd-glib2.0_2.20.4-1-powerpc-P4OGPV/glib2.0-2.20.4/gobject/gclosure.c:767
        marshal = 0xdeb64a0 <_gtk_marshal_BOOLEAN__BOXED>
        marshal_data = 0x0
        __PRETTY_FUNCTION__ = "IA__g_closure_invoke"
#41 0x0e57b350 in signal_emit_unlocked_R (node=0x102c0768, detail=0, instance=0xec20d1c, emission_return=0xbfa30548, instance_and_params=0x12099ac0) at /build/buildd-glib2.0_2.20.4-1-powerpc-P4OGPV/glib2.0-2.20.4/gobject/gsignal.c:3247
        tmp = 0xfe02b70
        handler = 0x10d0e820
        accumulator = 0x102c4ec8
        emission = {next = 0x0, instance = 0x10776388, ihint = {signal_id = 53, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4}
        class_closure = 0x10731af0
        handler_list = 0x10d0e820
        return_accu = 0xbfa30420
        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        signal_id = 53
        max_sequential_handler_number = 558
        return_value_altered = 0
#42 0x0e57c850 in IA__g_signal_emit_valist (instance=<value optimized out>, signal_id=<value optimized out>, detail=0, var_args=0xbfa30658) at /build/buildd-glib2.0_2.20.4-1-powerpc-P4OGPV/glib2.0-2.20.4/gobject/gsignal.c:2990
        return_value = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        error = <value optimized out>
        signal_return_type = 20
        param_values = 0x12099ad8
        node = 0x102c0768
        i = 1
        n_params = 1
        __PRETTY_FUNCTION__ = "IA__g_signal_emit_valist"
#43 0x0e57cfcc in IA__g_signal_emit (instance=<value optimized out>, signal_id=<value optimized out>, detail=<value optimized out>) at /build/buildd-glib2.0_2.20.4-1-powerpc-P4OGPV/glib2.0-2.20.4/gobject/gsignal.c:3037
        var_args = {{gpr = 4 '\4', fpr = 0 '\0', reserved = 0, overflow_arg_area = 0xbfa306c8, reg_save_area = 0xbfa30660}}
#44 0x0e007d84 in gtk_widget_event_internal (widget=0x10776388, event=0xbfa30750) at /build/buildd-gtk+2.0_2.16.4-1-powerpc-BtmIit/gtk+2.0-2.16.4/gtk/gtkwidget.c:4764
        signal_num = <value optimized out>
        return_val = 0
#45 0x0deadce4 in IA__gtk_main_do_event (event=0xbfa30750) at /build/buildd-gtk+2.0_2.16.4-1-powerpc-BtmIit/gtk+2.0-2.16.4/gtk/gtkmain.c:1562
        event_widget = 0x10776388
        grab_widget = 0x10776388
        window_group = 0x10e0bc20
        rewritten_event = 0x0
        tmp_list = <value optimized out>
        __PRETTY_FUNCTION__ = "IA__gtk_main_do_event"
#46 0x0dc5aff0 in gdk_window_process_updates_internal (window=0x113c2780) at /build/buildd-gtk+2.0_2.16.4-1-powerpc-BtmIit/gtk+2.0-2.16.4/gdk/gdkwindow.c:2611
        event = {type = GDK_EXPOSE, any = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0'}, expose = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', area = {x = 0, y = 0, width = 1024, height = 743}, region = 0x125d0460, count = 0}, no_expose = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0'}, visibility = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', state = GDK_VISIBILITY_UNOBSCURED}, motion = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', time = 0, x = 5.0592322134143646e-321, y = 1.5767950873246165e-311, axes = 0x0, state = 271271832, is_hint = 3668, device = 0xfe02b00, x_root = 1.3279493086558452e-239, y_root = 1.6325167057056705e-239}, button = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', time = 0, x = 5.0592322134143646e-321, y = 1.5767950873246165e-311, axes = 0x0, state = 271271832, button = 240409044, device = 0xfe02b00, x_root = 1.3279493086558452e-239, y_root = 1.6325167057056705e-239}, scroll = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', time = 0, x = 5.0592322134143646e-321, y = 1.5767950873246165e-311, state = 0, direction = 271271832, device = 0xe5459d4, x_root = 1.3279493086558452e-239, y_root = 1.6325167057056705e-239}, key = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', time = 0, state = 0, keyval = 1024, length = 743, string = 0x125d0460 "", hardware_keycode = 0, group = 0 '\0', is_modifier = 0}, crossing = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', subwindow = 0x0, time = 0, x = 1.5767950873246165e-311, y = 1.3402609287561813e-315, x_root = 1.2208067192652869e-239, y_root = 1.3279493086558452e-239, mode = 240858832, detail = 298583648, focus = -1079834720, state = 240526176}, focus_change = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', in = 21320}, configure = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', x = 0, y = 0, width = 1024, height = 743}, property = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', atom = 0x0, time = 0, state = 1024}, selection = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', selection = 0x0, target = 0x0, property = 0x400, time = 743, requestor = 308085856}, owner_change = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', owner = 0, reason = GDK_OWNER_CHANGE_NEW_OWNER, selection = 0x400, time = 743, selection_time = 308085856}, proximity = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', time = 0, device = 0x0}, client = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', message_type = 0x0, data_format = 0, data = {b = "\0\0\4\0\0\0\2\347\22]\4`\0\0\0\0\20+G\230", s = {0, 1024, 0, 743, 4701, 1120, 0, 0, 4139, 18328}, l = {1024, 743, 308085856, 0, 271271832}}}, dnd = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', context = 0x0, time = 0, x_root = 0, y_root = 1024}, window_state = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', changed_mask = 0, new_window_state = 0}, setting = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', action = GDK_SETTING_ACTION_NEW, name = 0x0}, grab_broken = {type = GDK_EXPOSE, window = 0x113c2780, send_event = 0 '\0', keyboard = 0, implicit = 0, grab_window = 0x400}}
        window_rect = {x = 0, y = 0, width = 1024, height = 743}
        expose_region = 0x125d0460
        window_region = <value optimized out>
        width = 1024
        height = 743
#47 0x0dc5b838 in IA__gdk_window_process_all_updates () at /build/buildd-gtk+2.0_2.16.4-1-powerpc-BtmIit/gtk+2.0-2.16.4/gdk/gdkwindow.c:2677
        old_update_windows = 0x11cae418
        tmp_list = 0x11cae418
#48 0x0dc5b860 in gdk_window_update_idle (data=<value optimized out>) at /build/buildd-gtk+2.0_2.16.4-1-powerpc-BtmIit/gtk+2.0-2.16.4/gdk/gdkwindow.c:2521
No locals.
#49 0x0dc36c00 in gdk_threads_dispatch (data=<value optimized out>) at /build/buildd-gtk+2.0_2.16.4-1-powerpc-BtmIit/gtk+2.0-2.16.4/gdk/gdk.c:498
        ret = 0
#50 0x0e49a804 in g_idle_dispatch (source=<value optimized out>, callback=<value optimized out>, user_data=<value optimized out>) at /build/buildd-glib2.0_2.20.4-1-powerpc-P4OGPV/glib2.0-2.20.4/glib/gmain.c:3929
No locals.
#51 0x0e49d3bc in g_main_dispatch (context=0x102b4798) at /build/buildd-glib2.0_2.20.4-1-powerpc-P4OGPV/glib2.0-2.20.4/glib/gmain.c:1824
        __PRETTY_FUNCTION__ = "g_main_dispatch"
#52 IA__g_main_context_dispatch (context=0x102b4798) at /build/buildd-glib2.0_2.20.4-1-powerpc-P4OGPV/glib2.0-2.20.4/glib/gmain.c:2377
No locals.
#53 0x0e4a1c48 in g_main_context_iterate (context=0x102b4798, block=0, dispatch=1, self=<value optimized out>) at /build/buildd-glib2.0_2.20.4-1-powerpc-P4OGPV/glib2.0-2.20.4/glib/gmain.c:2455
        max_priority = 120
        timeout = 0
        some_ready = 1
        nfds = 7
        allocated_nfds = <value optimized out>
        fds = 0x10c2a5d8
        __PRETTY_FUNCTION__ = "g_main_context_iterate"
#54 0x0e4a1ef8 in IA__g_main_context_iteration (context=0x102b4798, may_block=0) at /build/buildd-glib2.0_2.20.4-1-powerpc-P4OGPV/glib2.0-2.20.4/glib/gmain.c:2518
        retval = <value optimized out>
#55 0x0f800528 in nsAppShell::ProcessNextNativeEvent (this=<value optimized out>, mayWait=<value optimized out>) at nsAppShell.cpp:144
No locals.
#56 0x0f817de0 in nsBaseAppShell::DoProcessNextNativeEvent (this=<value optimized out>, mayWait=<value optimized out>) at nsBaseAppShell.cpp:151
        prevVal = nsBaseAppShell::eEventloopNone
#57 0x0f8180c4 in nsBaseAppShell::OnProcessNextEvent (this=0x106fac10, thr=0x102d6be0, mayWait=1, recursionDepth=<value optimized out>) at nsBaseAppShell.cpp:278
        now = <value optimized out>
        start = 2209450438
        limit = 20
        oldBlockedWait = 0x0
        needEvent = 1
#58 0x0f8f73c0 in nsThread::ProcessNextEvent (this=0x102d6be0, mayWait=1, result=0xbfa309c8) at nsThread.cpp:497
        notifyGlobalObserver = 1
        obs = {<nsCOMPtr_base> = {mRawPtr = 0x106fac14}, <No data fields>}
        event = {<nsCOMPtr_base> = {mRawPtr = 0x11af1168}, <No data fields>}
        rv = 2147549183
#59 0x0f8b8444 in NS_ProcessNextEvent_P (thread=<value optimized out>, mayWait=1) at nsThreadUtils.cpp:230
        val = <value optimized out>
#60 0x0f8181e4 in nsBaseAppShell::Run (this=0x106fac10) at nsBaseAppShell.cpp:170
        thread = 0x102d6be0
#61 0x0f6b4f5c in nsAppStartup::Run (this=0x107c21c8) at nsAppStartup.cpp:181
        rv = <value optimized out>
#62 0x0efbe63c in XRE_main (argc=<value optimized out>, argv=<value optimized out>, aAppData=<value optimized out>) at nsAppRunner.cpp:3208
        obsService = {<nsCOMPtr_base> = {mRawPtr = 0x10405ac8}, <No data fields>}
        remoteService = {<nsCOMPtr_base> = {mRawPtr = 0x108e0650}, <No data fields>}
        appStartup = {<nsCOMPtr_base> = {mRawPtr = 0x107c21c8}, <No data fields>}
        workingDir = {<nsCOMPtr_base> = {mRawPtr = 0x10ae79f8}, <No data fields>}
        chromeObserver = {<nsCOMPtr_base> = {mRawPtr = 0x10750cb0}, <No data fields>}
        cmdLine = {<nsCOMPtr_base> = {mRawPtr = 0x10388a18}, <No data fields>}
        noEMRestart = <value optimized out>
        xpcom = {mServiceManager = 0x102d5da4}
        desktopStartupIDEnv = <value optimized out>
        updRoot = {<nsCOMPtr_base> = {mRawPtr = 0x1028e5b8}, <No data fields>}
        persistent = 1
        profLD = {<nsCOMPtr_base> = {mRawPtr = 0x102d6688}, <No data fields>}
        dirProvider = {<nsIDirectoryServiceProvider2> = {<nsIDirectoryServiceProvider> = {<nsISupports> = {_vptr.nsISupports = 0xfaf63b8}, <No data fields>}, <No data fields>}, <nsIProfileStartup> = {<nsISupports> = {_vptr.nsISupports = 0xfaf63dc}, <No data fields>}, mAppProvider = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}, mGREDir = {<nsCOMPtr_base> = {mRawPtr = 0x1028e648}, <No data fields>}, mXULAppDir = {<nsCOMPtr_base> = {mRawPtr = 0x1028e5b8}, <No data fields>}, mProfileDir = {<nsCOMPtr_base> = {mRawPtr = 0x102cc880}, <No data fields>}, mProfileLocalDir = {<nsCOMPtr_base> = {mRawPtr = 0x102d6688}, <No data fields>}, mProfileNotified = 1 '\1', mExtensionsLoaded = 1 '\1', mAppBundleDirectories = {<nsCOMArray_base> = {mArray = {mImpl = 0x0}}, <No data fields>}, mExtensionDirectories = {<nsCOMArray_base> = {mArray = {mImpl = 0x10303860}}, <No data fields>}, mThemeDirectories = {<nsCOMArray_base> = {mArray = {mImpl = 0x103051e0}}, <No data fields>}}
        nativeApp = {<nsCOMPtr_base> = {mRawPtr = 0x102b0d48}, <No data fields>}
        desktopStartupIDPtr = <value optimized out>
        startOffline = 0
        profileName = {<nsFixedCString> = {<nsCString> = {<nsACString_internal> = {<nsCSubstring_base> = {<No data fields>}, mData = 0xbfa30cb8 "default", mLength = 7, mFlags = 65553}, <No data fields>}, mFixedCapacity = 63, mFixedBuf = 0xbfa30cb8 "default"}, mStorage = "default\0\277\243\f\320\17\221j\300\17\275\17\304\20(\346\300\277\243\f\360\17\221k\220\20(\345\270\0\0\0\0\277\243\f\360\0\0\0\0\17\275\17\304\20(\346\300\277\243\r0\17\221q("}
        upgraded = <value optimized out>
        versionOK = <value optimized out>
        appInitiatedRestart = <value optimized out>
        desktopStartupID = {<nsFixedCString> = {<nsCString> = {<nsACString_internal> = {<nsCSubstring_base> = {<No data fields>}, mData = 0xbfa30c64 "", mLength = 0, mFlags = 65553}, <No data fields>}, mFixedCapacity = 63, mFixedBuf = 0xbfa30c64 ""}, mStorage = "\0\300\377\220", '\0' <repeats 12 times>, "\20B@\260\0\0\0\0\0\0\0\3\277\243\36\304\0\0\0\0\20(\346H\0\0\0\34\17\350\0,\0\0\0%\17\347\357\364\0\0\0\35\277\243\f\300"}
        canRun = 1
        xremotearg = <value optimized out>
        profileLock = {<nsCOMPtr_base> = {mRawPtr = 0x102cbff0}, <No data fields>}
        profD = {<nsCOMPtr_base> = {mRawPtr = 0x102cc880}, <No data fields>}
        version = {<nsFixedCString> = {<nsCString> = {<nsACString_internal> = {<nsCSubstring_base> = {<No data fields>}, mData = 0xbfa30d0c "3.0.11_2009060711/2009062016", mLength = 28, mFlags = 65553}, <No data fields>}, mFixedCapacity = 63, mFixedBuf = 0xbfa30d0c "3.0.11_2009060711/2009062016"}, mStorage = "3.0.11_2009060711/2009062016\0\275\17\304\0\0\0\34\277\243\r`\17\221z\320\20(\346H\0\0\0\0\277\243\r`\277\243\16T\17\275\17", <incomplete sequence \304>}
        needsRestart = 0
        display = 0x102ae0b0
        osABI = {<nsCString> = {<nsACString_internal> = {<nsCSubstring_base> = {<No data fields>}, mData = 0xf99ff7c "Linux_ppc-gcc3", mLength = 14, mFlags = 1}, <No data fields>}, <No data fields>}
        rv = 0
        ar = <value optimized out>
        gtkModules = <value optimized out>
        override = Cannot access memory at address 0x14

Bye, Jörg.

-- System Information:
Debian Release: unstable/experimental
  APT prefers unstable
  APT policy: (900, 'unstable'), (700, 'experimental')
Architecture: powerpc (ppc)

Kernel: Linux 2.6.31-rc3
Locale: LANG=C, LC_CTYPE=C (charmap=UTF-8) (ignored: LC_ALL set to de_DE.UTF-8)
Shell: /bin/sh linked to /bin/dash

Versions of packages libc6 depends on:
ii  libgcc1                       1:4.4.0-10 GCC support library

libc6 recommends no packages.

Versions of packages libc6 suggests:
ii  glibc-doc                     2.9-20     GNU C Library: Documentation
ii  locales                       2.9-20     GNU C Library: National Language (

-- debconf information excluded

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