The backport of JDK-8313796 (AsyncGetCallTrace crash on unreadable interpreter method pointer) introduced a call to SafeFetchN from inside AsyncGetCallTrace. However, dynamically generated SafeFetch must not be called from a signal handler for the reasons described in JDK-8307549.

#
# A fatal error has been detected by the Java Runtime Environment:
#
# SIGBUS (0xa) at pc=0x000000011525fdb8, pid=26660, tid=37379
#

v ~StubRoutines::SafeFetchN
V [libjvm.dylib+0x273764] frame::is_interpreted_frame_valid(JavaThread*) const+0x68
V [libjvm.dylib+0x273508] frame::safe_for_sender(JavaThread*)+0x338
V [libjvm.dylib+0x71297c] JavaThread::pd_get_top_frame(frame*, void*, bool)+0x120
V [libjvm.dylib+0x270648] AsyncGetCallTrace+0x1a4
C [libasyncProfiler.so+0x20dc0] Profiler::getJavaTraceAsync(void*, ASGCT_CallFrame*, int, StackContext*)+0x15c