git: openjdk/jdk21u-dev: master: 8327114: Attach in Linux may have wrong behaviour when pid == ns_pid (Kubernetes debug container)

[Goetz Lindenmaier]

Changeset: bb8279eb
Branch: master
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2026-01-22 07:24:26 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/bb8279ebac17421a1deee2536dce805de080e886

8327114: Attach in Linux may have wrong behaviour when pid == ns_pid (Kubernetes debug container)

Reviewed-by: mbaesken
Backport-of: 52ba72823be0c969ab873ead2863ec48f883210b

! src/jdk.attach/linux/classes/sun/tools/attach/VirtualMachineImpl.java
! test/hotspot/jtreg/containers/docker/TestJcmdWithSideCar.java