<div dir="ltr">Hi,<div><span style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px"><br></span></div><div><span style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px">The following are the jtreg test cases that fail with SIGSEGV on aarch64 when </span><font color="#333333" face="sans-serif"><span style="font-size:14px">"-XX:+ZeroTLAB" is specified along with GC options</span></font><span style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px">: </span></div><div><span style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px"><br></span></div><div><span style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px">hotspot/test/compiler/<wbr>stringopts/<wbr>TestStringObjectInitialization<wbr>.java </span><br style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px"><span style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px">hotspot/test/gc/TestSystemGC.<wbr>java </span><br style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px"><span style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px">hotspot/test/gc/arguments/<wbr>TestAlignmentToUseLargePages.<wbr>java </span><br style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px"><span style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px">hotspot/test/gc/cms/<wbr>TestBubbleUpRef.java </span><br style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px"><span style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px">hotspot/test/gc/metaspace/<wbr>TestMetaspacePerfCounters.<wbr>java </span><br style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px"><span style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px">hotspot/test/gc/parallel/<wbr>TestDynShrinkHeap.java </span><br style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px"><span style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px">hotspot/test/gc/stress/<wbr>TestGCOld.java</span><br></div><div><span style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px"><br></span></div><div><span style="color:rgb(51,51,51);font-family:sans-serif;font-size:14px">Bug fix for </span><a class="m_7879090792045811450gmail-issue-link" href="https://bugs.openjdk.java.net/browse/JDK-8086053" id="m_7879090792045811450gmail-key-val" rel="4786201" style="background-color:rgb(245,245,245);font-family:sans-serif;font-size:14px;color:rgb(59,115,175)" target="_blank">JDK-8086053</a> (Address inconsistencies regarding ZeroTLAB) fixes similar issue on x86 and sparc. This is now ported to aarch64 and the above test cases now pass on aarch64 as well.</div><div><br></div><div>Below is the webrev for the changes:</div><div><br></div><div><a href="http://people.linaro.org/~kavitha.natarajan/8169177/webrev.00/" target="_blank">http://people.linaro.org/~<wbr>kavitha.natarajan/8169177/<wbr>webrev.00/</a><br></div><div><br></div><div>Can someone please review ?</div><div><br></div><div>Thanks,</div><div>Kavitha</div></div>