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(parent: ec38237) | patch
selftests/namespaces: third listns() permission test
authorChristian Brauner <brauner@kernel.org>
Wed, 29 Oct 2025 12:21:03 +0000 (13:21 +0100)
committerChristian Brauner <brauner@kernel.org>
Mon, 3 Nov 2025 16:41:22 +0000 (17:41 +0100)
commit2635f93989bf15456ccfd06df6a1f5a4a3928aa7
tree107c2151c7edd2c668083c6f16a8096755d5477atree | snapshot
parentec382377311b5032bfd9f4844d8a5884d1facbf6commit | diff
selftests/namespaces: third listns() permission test

Test that users cannot see namespaces from unrelated user namespaces.
Create two sibling user namespaces, verify they can't see each other's
owned namespaces.

Link: https://patch.msgid.link/20251029-work-namespace-nstree-listns-v4-50-2e6f823ebdc0@kernel.org
Tested-by: syzbot@syzkaller.appspotmail.com
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Christian Brauner <brauner@kernel.org>
tools/testing/selftests/namespaces/listns_permissions_test.c diff | blob | blame | history
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