Author: mkopec
Date: Fri Aug 9 10:26:56 2013
New Revision: 188075
URL: http://llvm.org/viewvc/llvm-project?rev=188075&view=rev
Log:
Handle SI_KERNEL signal code for SIGSEGV exceptions.
Patch by Richard Mitton.
Modified:
lldb/trunk/source/Plugins/Process/Linux/ProcessMonitor.cpp
Modified: lldb/trunk/source/Plugins/Process/Linux/ProcessMonitor.cpp
URL:
http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/Process/Linux/ProcessMonitor.cpp?rev=188075&r1=188074&r2=188075&view=diff
==============================================================================
--- lldb/trunk/source/Plugins/Process/Linux/ProcessMonitor.cpp (original)
+++ lldb/trunk/source/Plugins/Process/Linux/ProcessMonitor.cpp Fri Aug 9
10:26:56 2013
@@ -1788,6 +1788,12 @@ ProcessMonitor::GetCrashReasonForSIGSEGV
default:
assert(false && "unexpected si_code for SIGSEGV");
break;
+ case SI_KERNEL:
+ // Linux will occasionally send spurious SI_KERNEL codes.
+ // (this is poorly documented in sigaction)
+ // One way to get this is via unaligned SIMD loads.
+ reason = ProcessMessage::eInvalidAddress; // for lack of anything
better
+ break;
case SEGV_MAPERR:
reason = ProcessMessage::eInvalidAddress;
break;
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