Visiting slashdot.org with DCHECKs on and I occasionally see the following crash:

#0 0x7fb29acf549c base::debug::StackTrace::StackTrace()
#1 0x7fb29ad1f62b logging::LogMessage::~LogMessage()
#2 0x7fb2971a3c64 cc::SoftwareImageDecodeCacheUtils::CacheEntry::image()
#3 0x7fb2971a377d cc::SoftwareImageDecodeCache::GetDecodedImageForDrawInternal()
#4 0x7fb2971a3a73 cc::SoftwareImageDecodeCache::GetDecodedImageForDraw()
#5 0x7fb297147dc6 cc::PlaybackImageProvider::GetDecodedDrawImage()
#6 0x7fb296fe220c cc::DrawImageRectOp::RasterWithFlags()
#7 0x7fb296fe9077 cc::$_36::__invoke()
#8 0x7fb296fe6734 cc::PaintOpBuffer::Playback()
#9 0x7fb296fe66ad cc::PaintOpBuffer::Playback()
#10 0x7fb296fc4fd3 cc::DisplayItemList::Raster()
#11 0x7fb29714984c cc::RasterSource::PlaybackToCanvas()
#12 0x7fb29714972d cc::RasterSource::PlaybackToCanvas()
#13 0x7fb2971485e9 cc::RasterBufferProvider::PlaybackToMemory()
#14 0x7fb297146f7b cc::OneCopyRasterBufferProvider::PlaybackToStagingBuffer()
#15 0x7fb297146109 cc::OneCopyRasterBufferProvider::PlaybackAndCopyOnWorkerThread()
#16 0x7fb297145f81 cc::OneCopyRasterBufferProvider::RasterBufferImpl::Playback()
#17 0x7fb2971b5725 cc::(anonymous namespace)::RasterTaskImpl::RunOnWorkerThread()
#18 0x7fb29899ef3a content::CategorizedWorkerPool::RunTaskInCategoryWithLockAcquired()
#19 0x7fb29899dccc content::CategorizedWorkerPool::Run()
#20 0x7fb29ada65fb base::SimpleThread::ThreadMain()