8279077: JFR crashes on Linux ppc due to missing crash protector in s…

…ignal handler Backport-of: 250ef7dd34d2622864a6d7f92b645405997fad98
openjdk · Jan 10, 2022 · f7998d6 · f7998d6 · openjdk-notifier · Jan 10, 2022
1 parent e1ee008
commit f7998d6
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/hotspot/os_cpu/linux_ppc/os_linux_ppc.cpp b/src/hotspot/os_cpu/linux_ppc/os_linux_ppc.cpp
@@ -229,6 +229,10 @@ JVM_handle_linux_signal(int sig,
 
   Thread* t = Thread::current_or_null_safe();
 
+  // Must do this before SignalHandlerMark, if crash protection installed we will longjmp away
+  // (no destructors can be run)
+  os::ThreadCrashProtection::check_crash_protection(sig, t);
+
   SignalHandlerMark shm(t);
 
   // Note: it's not uncommon that JNI code uses signal/sigset to install