This is an uncommon Linux crash that has occurred for a few users in 4.17 and 4.18 (not yet released)
repro steps currently unknown
SIGSEGV: invalid attempt to write memory at address 0x0000000000000003 Unknown!PlatformCrashHandler() Unknown!/lib/x86_64-linux-gnu/libpthread.so.0() [0x7fed:7165390] Unknown!FVulkanSwapChain::AcquireImageIndex() Unknown!FVulkanViewport::Present() Unknown!FVulkanCommandListContext::RHIEndDrawingViewport() Unknown!FRHICommandListExecutor::ExecuteInner_DoExecute() Unknown!FExecuteRHIThreadTask::DoTask() Unknown!TGraphTask<FExecuteRHIThreadTask>::ExecuteTask() Unknown!FNamedTaskThread::ProcessTasksNamedThread() Unknown!FNamedTaskThread::ProcessTasksUntilQuit() Unknown!FRHIThread::Run() Unknown!FRunnableThreadPThread::Run() Unknown!FRunnableThreadPThread::_ThreadProc() Unknown!/lib/x86_64-linux-gnu/libpthread.so.0() [0x7fed3715b6ba:0] Unknown!/lib/x86_64-linux-gnu/libc.so.6() [0x7fed23c9f3dd:0]
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-49441 in the post.
| 0 |
| Component | UE - Platform - Linux |
|---|---|
| Affects Versions | 4.17, 4.18 |
| Target Fix | 4.19 |
| Created | Sep 7, 2017 |
|---|---|
| Resolved | Feb 8, 2018 |
| Updated | Apr 27, 2018 |