git: openjdk/jdk18: 8273108: RunThese24H crashes with SEGV in markWord::displaced_mark_helper() after JDK-8268276

[Vladimir Kozlov]

Changeset: 9a1bbaf8
Author:    Scott Gibbons <scott.gibbons at intel.com>
Committer: Vladimir Kozlov <kvn at openjdk.org>
Date:      2021-12-12 16:08:35 +0000
URL:       https://git.openjdk.java.net/jdk18/commit/9a1bbaf8db0e869ab76be8ab1bd0ddeb23693e7e

8273108: RunThese24H crashes with SEGV in markWord::displaced_mark_helper() after JDK-8268276
8272809: JFR thread sampler SI_KERNEL SEGV in metaspace::VirtualSpaceList::contains

Reviewed-by: sviswanathan, kvn

! src/hotspot/cpu/x86/stubGenerator_x86_64.cpp
! test/hotspot/jtreg/compiler/intrinsics/base64/TestBase64.java