# ident /boot/kernel/kernel | grep -i sysv_shm                                                
     $FreeBSD: head/sys/kern/sysv_shm.c 316308 2017-03-30 22:26:15Z rwatson $                 
     $FreeBSD: head/sys/security/mac/mac_sysv_shm.c 258541 2013-11-25 07:38:45Z attilio $     

# sysctl security.jail.jailed
security.jail.jailed: 0

# palemoon
Segmentation fault (core dumped)

# lldb -c palemoon.core /usr/local/bin/palemoon
(lldb) target create "/usr/local/bin/palemoon" --core "palemoon.core"
Core file '/root/palemoon.core' (aarch64) was loaded.
(lldb) bt
* thread #1, name = 'palemoon', stop reason = signal SIGSEGV
  * frame #0: 0x00000000403614d8 libthr.so.3`___lldb_unnamed_symbol83$$libthr.so.3 + 44
    frame #1: 0x0000fffffffff000
    frame #2: 0x0000000040178f58 ld-elf.so.1
    frame #3: 0x0000000040172c94 ld-elf.so.1
    frame #4: 0x0000000040170074 ld-elf.so.1
    frame #5: 0x0000000043766f18 libxul.so`_cairo_pattern_acquire_surface [inlined] _cairo_pattern_acquire_surface_for_gradient(pattern=<unavailable>, dst=<unavailable>, x=<unavailable>, y=<unavailable>, width=<unavailable>, height=<unavailable>, out=<unavailable>, attr=<unavailable>) at cairo-pattern.c:1527
    frame #6: 0x0000000043766ec8 libxul.so`_cairo_pattern_acquire_surface(pattern=0x000000004076bd18, dst=0x00000000403a4000, x=22, y=1310380544, width=<unavailable>, height=<unavailable>, flags=<unavailable>, surface_out=0x0000ffffffffaa78, attributes=0x0000ffffffffa230) at cairo-pattern.c:2420
    frame #7: 0x00000000437670b8 libxul.so`_cairo_pattern_acquire_surfaces(src=0x0000ffffffffbf38, mask=<unavailable>, dst=0x000000004c312480, src_x=0, src_y=22, mask_x=<unavailable>, mask_y=<unavailable>, width=1440, height=36, flags=0, src_out=0x0000ffffffffaa78, mask_out=<unavailable>, src_attributes=<unavailable>, mask_attributes=<unavailable>) at cairo-pattern.c:2499
    frame #8: 0x00000000437461e8 libxul.so`_cairo_xlib_surface_composite [inlined] _cairo_xlib_surface_acquire_pattern_surfaces(display=<unavailable>, src=<unavailable>, mask=<unavailable>, src_x=0, src_y=22, mask_x=0, mask_y=0, width=1440, height=36, src_out=0x0000000000000000, mask_out=0x0000000000000000, src_attr=0x0000ffffffff0000, mask_attr=0x0000000000000000) at cairo-xlib-surface.c:2304
    frame #9: 0x0000000043746118 libxul.so`_cairo_xlib_surface_composite(op=CAIRO_OPERATOR_OVER, src_pattern=0x0000ffffffffbf38, mask_pattern=0x0000000000000000, abstract_dst=0x000000004c312480, src_x=<unavailable>, src_y=<unavailable>, mask_x=<unavailable>, mask_y=<unavailable>, dst_x=0, dst_y=22, width=1440, height=36, clip_region=0x0000000000000000) at cairo-xlib-surface.c:2471
    frame #10: 0x0000000043773f2c libxul.so`_cairo_surface_composite(op=CAIRO_OPERATOR_OVER, src=<unavailable>, mask=<unavailable>, dst=0x000000004c312480, src_x=<unavailable>, src_y=<unavailable>, mask_x=<unavailable>, mask_y=<unavailable>, dst_x=<unavailable>, dst_y=22, width=1440, height=36, clip_region=0x0000000000000000) at cairo-surface.c:1889
    frame #11: 0x0000000043772a3c libxul.so`_clip_and_composite_trapezoids [inlined] _composite_rectangle(dst=0x000000004c312480, op=CAIRO_OPERATOR_OVER, src=0x0000ffffffffbf38, traps=0x0000ffffffffb798, clip=<unavailable>) at cairo-surface-fallback.c:762
    frame #12: 0x00000000437729f4 libxul.so`_clip_and_composite_trapezoids(src=<unavailable>, op=CAIRO_OPERATOR_OVER, dst=<unavailable>, traps=0x0000ffffffffb798, antialias=CAIRO_ANTIALIAS_SUBPIXEL, clip=0x0000000000000000, extents=0x0000ffffffffb568) at cairo-surface-fallback.c:812
    frame #13: 0x00000000437735c0 libxul.so`_cairo_surface_fallback_fill(surface=0x000000004c312480, op=CAIRO_OPERATOR_OVER, source=0x0000ffffffffbf38, path=<unavailable>, fill_rule=CAIRO_FILL_RULE_WINDING, tolerance=0.10000000000000001, antialias=CAIRO_ANTIALIAS_SUBPIXEL, clip=<unavailable>) at cairo-surface-fallback.c:1213
    frame #14: 0x0000000043772190 libxul.so`_cairo_surface_fill(surface=0x000000004c312480, op=CAIRO_OPERATOR_OVER, source=0x0000ffffffffbf38, path=0x000000004dadab68, fill_rule=CAIRO_FILL_RULE_WINDING, tolerance=0.10000000000000001, antialias=CAIRO_ANTIALIAS_SUBPIXEL, clip=0x0000ffffffffc030) at cairo-surface.c:2357
    frame #15: 0x0000000043753948 libxul.so`_cairo_gstate_fill(gstate=<unavailable>, path=0x000000004dadab68) at cairo-gstate.c:1290
    frame #16: 0x000000004377ebe0 libxul.so`INT__moz_cairo_fill_preserve(cr=<unavailable>) at cairo.c:2464
    frame #17: 0x00000000421bc968 libxul.so`mozilla::gfx::DrawTargetCairo::DrawPattern(this=0x000000004d6aad00, aPattern=0x000000004c318608, aStrokeOptions=0x0000ffffffffc260, aOptions=0x0000ffffffffc448, aDrawType=DRAW_FILL, aPathBoundsClip=true) at DrawTargetCairo.cpp:912
    frame #18: 0x00000000421bd1a8 libxul.so`mozilla::gfx::DrawTargetCairo::FillRect(this=0x000000004d6aad00, aRect=<unavailable>, aPattern=0x000000004c318608, aOptions=0x0000ffffffffc448) at DrawTargetCairo.cpp:965
    frame #19: 0x00000000422c1194 libxul.so`gfxContext::FillAzure(this=0x000000004d72a080, aPattern=0x000000004c318608, aOpacity=1) at 2D.h:0
    frame #20: 0x00000000422c1030 libxul.so`gfxContext::Fill(void) [inlined] gfxContext::Fill(this=0x000000004d72a080, aPattern=<unavailable>) at gfxContext.cpp:238
    frame #21: 0x00000000422c1024 libxul.so`gfxContext::Fill(this=0x000000004d72a080) at gfxContext.cpp:230
    frame #22: 0x00000000432ff858 libxul.so`nsCSSRendering::PaintGradient(aPresContext=<unavailable>, aRenderingContext=<unavailable>, aGradient=<unavailable>, aDirtyRect=0x4096800000000000, aDest=0x0000ffffffffcb38, aFillArea=<unavailable>, aSrc=<unavailable>, aIntrinsicSize=<unavailable>) at nsCSSRendering.cpp:2780
    frame #23: 0x0000000043303bd4 libxul.so`nsImageRenderer::Draw(this=<unavailable>, aPresContext=0x000000004c3afa00, aRenderingContext=0x0000ffffffffcf90, aDirtyRect=0x0000ffffffffcb90, aDest=0x0000ffffffffcb38, aFill=0x0000ffffffffcb48, aAnchor=0x0000ffffffffcab8, aRepeatSize=<unavailable>, aSrc=<unavailable>) at nsCSSRendering.cpp:5007
    frame #24: 0x00000000432fcd44 libxul.so`nsCSSRendering::PaintBackgroundWithSC(nsPresContext*, nsRenderingContext&, nsIFrame*, nsRect const&, nsRect const, nsStyleContext*, nsStyleBorder const&, unsigned int, nsIFrame**, int) [inlined] nsImageRenderer::DrawBackground(aPresContext=0x000000004c3afa00, aRenderingContext=0x0000ffffffffcf90, aDest=<unavailable>, aFill=<unavailable>, aDirty=<unavailable>, aRepeatSize=<unavailable>) at nsCSSRendering.cpp:5094
    frame #25: 0x00000000432fcca4 libxul.so`nsCSSRendering::PaintBackgroundWithSC(aPresContext=0x000000004c3afa00, aRenderingContext=0x0000ffffffffcf90, aForFrame=0x000000004d22cae0, aDirtyRect=0x000000004dff7260, aBorderArea=0x0000ffffffffcd50, aBackgroundSC=<unavailable>, aBorder=0x000000004e1568c8, aFlags=4, aBGClipRect=0x000000004dff72a0, aLayer=0) at nsCSSRendering.cpp:2980
    frame #26: 0x00000000432fc2a4 libxul.so`nsCSSRendering::PaintBackground(aPresContext=0x000000004c3afa00, aRenderingContext=0x0000ffffffffcf90, aForFrame=0x000000004d22cae0, aDirtyRect=0x000000004dff7260, aBorderArea=0x0000ffffffffcd50, aFlags=4, aBGClipRect=0x000000004dff72a0, aLayer=0) at nsCSSRendering.cpp:1657
    frame #27: 0x0000000043313a64 libxul.so`nsDisplayBackgroundImage::PaintInternal(this=0x000000004dff7230, aBuilder=<unavailable>, aCtx=0x0000ffffffffcf90, aBounds=0x000000004dff7260, aClipRect=0x000000004dff72a0) at nsDisplayList.cpp:2739
    frame #28: 0x00000000432c4c08 libxul.so`mozilla::FrameLayerBuilder::PaintItems(this=<unavailable>, aItems=<unavailable>, aRect=<unavailable>, aContext=0x000000004d72a080, aRC=0x0000ffffffffcf90, aBuilder=<unavailable>, aPresContext=0x000000004c3afa00, aOffset=<unavailable>, aXScale=1, aYScale=1, aCommonClipCount=0) at FrameLayerBuilder.cpp:4386
    frame #29: 0x00000000432c5398 libxul.so`mozilla::FrameLayerBuilder::DrawPaintedLayer(aLayer=0x000000004c311080, aContext=0x000000004d72a080, aRegionToDraw=<unavailable>, aClip=DRAW, aRegionToInvalidate=0x0000ffffffffd118, aCallbackData=0x0000ffffffffd5f8) at FrameLayerBuilder.cpp:4583
    frame #30: 0x0000000042252634 libxul.so`mozilla::layers::BasicPaintedLayer::PaintBuffer(this=0x000000004c311080, aContext=<unavailable>, aRegionToDraw=<unavailable>, aExtendedRegionToDraw=0x0000ffffffffd100, aRegionToInvalidate=<unavailable>, aDidSelfCopy=<unavailable>, aClip=<unavailable>, aCallback=<unavailable>, aCallbackData=<unavailable>)(mozilla::layers::PaintedLayer*gfxContextnsIntRegion constnsIntRegion const&nsIntRegion constvoid*), mozilla::layers::PaintedLayer*) at BasicPaintedLayer.h:115
    frame #31: 0x000000004224df30 libxul.so`mozilla::layers::BasicPaintedLayer::Validate(this=0x000000004c311080, aCallback=(libxul.so`mozilla::FrameLayerBuilder::DrawPaintedLayer(mozilla::layers::PaintedLayer*, gfxContext*, nsIntRegion const&, mozilla::FrameLayerBuilder::DrawPaintedLayer::DrawRegionClip, nsIntRegion const, void*) at FrameLayerBuilder.cpp:4491), aCallbackData=0x0000ffffffffd5f8, aReadback=<unavailable>)(mozilla::layers::PaintedLayer*gfxContext*nsIntRegion const&mozilla::layers::DrawRegionClipnsIntRegion constvoid*), mozilla::layers::DrawRegionClip, mozilla::layers::ReadbackProcessor*) at BasicPaintedLayer.cpp:184
    frame #32: 0x000000004224ac64 libxul.so`virtual function non-virtual override offset : -536 mozilla::layers::BasicContainerLayer::Validate(void(*)(mozilla::layers::PaintedLayer*gfxContext*nsIntRegion const&mozilla::layers::DrawRegionClipnsIntRegion constvoid*), mozilla::layers::DrawRegionClip, mozilla::layers::ReadbackProcessor*) at BasicContainerLayer.cpp:128
    frame #33: 0x000000004224ac2c libxul.so`virtual function non-virtual override offset : -536 mozilla::layers::BasicContainerLayer::Validate(this=<unavailable>, aCallback=(libxul.so`mozilla::FrameLayerBuilder::DrawPaintedLayer(mozilla::layers::PaintedLayer*, gfxContext*, nsIntRegion const&, mozilla::FrameLayerBuilder::DrawPaintedLayer::DrawRegionClip, nsIntRegion const, void*) at FrameLayerBuilder.cpp:4491), aCallbackData=0x0000ffffffffd5f8, aReadback=<unavailable>)(mozilla::layers::PaintedLayer*gfxContext*nsIntRegion const&mozilla::layers::DrawRegionClipnsIntRegion constvoid*), mozilla::layers::DrawRegionClip, mozilla::layers::ReadbackProcessor*) at BasicContainerLayer.cpp:0
    frame #34: 0x000000004224b9a8 libxul.so`mozilla::layers::BasicLayerManager::EndTransactionInternal(this=0x000000004e09aa40, aCallback=(libxul.so`mozilla::FrameLayerBuilder::DrawPaintedLayer(mozilla::layers::PaintedLayer*, gfxContext*, nsIntRegion const&, mozilla::FrameLayerBuilder::DrawPaintedLayer::DrawRegionClip, nsIntRegion const, void*) at FrameLayerBuilder.cpp:4491), aCallbackData=0x0000ffffffffd5f8, aFlags=END_NO_COMPOSITE)(mozilla::layers::PaintedLayer*gfxContext*nsIntRegion const&mozilla::layers::DrawRegionClipnsIntRegion constvoid*), mozilla::layers::DrawRegionClip, mozilla::layers::LayerManager::EndTransactionFlags) at BasicLayerManager.cpp:508
    frame #35: 0x000000004330fb68 libxul.so`nsDisplayList::PaintRoot(this=<unavailable>, aBuilder=0x0000ffffffffd5f8, aCtx=<unavailable>, aFlags=13) at nsDisplayList.cpp:1735
    frame #36: 0x000000004333072c libxul.so`nsLayoutUtils::PaintFrame(aRenderingContext=0x0000000000000000, aFrame=0x000000004c3c8980, aDirtyRegion=<unavailable>, aBackstop=4294967295, aFlags=772) at nsLayoutUtils.cpp:3198
    frame #37: 0x000000004335336c libxul.so`PresShell::Paint(this=0x000000004b0f9800, aViewToPaint=0x000000004c2fe080, aDirtyRegion=<unavailable>, aFlags=1) at nsPresShell.cpp:6379
    frame #38: 0x0000000043106ad0 libxul.so`nsViewManager::ProcessPendingUpdatesPaint(this=0x000000004c3c2340, aWidget=0x000000004be4f4c0) at nsViewManager.cpp:443
    frame #39: 0x00000000431066e4 libxul.so`nsViewManager::ProcessPendingUpdatesForView(this=0x000000004c3c2340, aView=<unavailable>, aFlushDirtyRegion=<unavailable>) at nsViewManager.cpp:384
    frame #40: 0x0000000043107484 libxul.so`nsViewManager::ProcessPendingUpdates(this=<unavailable>) at nsViewManager.cpp:1075
    frame #41: 0x00000000432b328c libxul.so`nsRefreshDriver::Tick(this=0x000000004b0f9500, aNowEpoch=<unavailable>, aNowTime=<unavailable>) at nsRefreshDriver.cpp:1712
    frame #42: 0x00000000432b4dcc libxul.so`mozilla::RefreshDriverTimer::Tick(long, mozilla::TimeStamp) [inlined] mozilla::RefreshDriverTimer::TickDriver(driver=0x000000004b0f9500, jsnow=<unavailable>, now=(mValue = 60581640632529)) at nsRefreshDriver.cpp:198
    frame #43: 0x00000000432b4d9c libxul.so`mozilla::RefreshDriverTimer::Tick(this=0x000000004bd48040, jsnow=1511681848227333, now=(mValue = 60581640632529)) at nsRefreshDriver.cpp:189
    frame #44: 0x0000000041ca9f58 libxul.so`nsTimerImpl::Fire(this=0x000000004b817580) at nsTimerImpl.cpp:631
    frame #45: 0x0000000041caa2b8 libxul.so`nsTimerEvent::Run(this=0x000000004bd530c0) at nsTimerImpl.cpp:724
    frame #46: 0x0000000041ca6d34 libxul.so`nsThread::ProcessNextEvent(this=0x0000000040f37840, aMayWait=false, aResult=0x0000ffffffffe24c) at nsThread.cpp:801
    frame #47: 0x0000000041cbecf8 libxul.so`NS_ProcessNextEvent(aThread=<unavailable>, aMayWait=false) at nsThreadUtils.cpp:265
    frame #48: 0x0000000041e98374 libxul.so`mozilla::ipc::MessagePump::Run(this=0x0000000040f56f00, aDelegate=0x0000000040f1c2c0) at MessagePump.cpp:105
    frame #49: 0x0000000041e86320 libxul.so`MessageLoop::Run(void) [inlined] MessageLoop::RunInternal(void) at message_loop.cc:233
    frame #50: 0x0000000041e8630c libxul.so`MessageLoop::Run(void) [inlined] MessageLoop::RunHandler(void) at message_loop.cc:226
    frame #51: 0x0000000041e8630c libxul.so`MessageLoop::Run(this=<unavailable>) at message_loop.cc:200
    frame #52: 0x00000000431170e0 libxul.so`nsBaseAppShell::Run(this=0x0000000040f4e860) at nsBaseAppShell.cpp:162
    frame #53: 0x000000004362920c libxul.so`nsAppStartup::Run(this=0x0000000049a71b10) at nsAppStartup.cpp:280
    frame #54: 0x000000004364f9f8 libxul.so`XREMain::XRE_mainRun(this=0x0000ffffffffe4c0) at nsAppRunner.cpp:3733
    frame #55: 0x000000004364fe68 libxul.so`XREMain::XRE_main(this=0x0000ffffffffe4c0, argc=<unavailable>, argv=<unavailable>, aAppData=<unavailable>) at nsAppRunner.cpp:3822
    frame #56: 0x0000000043650208 libxul.so`::XRE_main(argc=<unavailable>, argv=<unavailable>, aAppData=<unavailable>, aFlags=<unavailable>) at nsAppRunner.cpp:3899
    frame #57: 0x0000000000110680 palemoon`main [inlined] do_main(argc=<unavailable>, argv=<unavailable>) at nsBrowserApp.cpp:259
    frame #58: 0x00000000001104e4 palemoon`main(argc=<unavailable>, argv=<unavailable>) at nsBrowserApp.cpp:441
    frame #59: 0x0000000000110198 palemoon`__start(argc=1, argv=0x0000ffffffffebd0, env=0x0000ffffffffebe0, cleanup=<unavailable>) at crt1.c:84
(lldb)