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syzkaller reported a lockdep lock order inversion warning[1] due to commit687aa0c558("vsock: Fix transport_* TOCTOU"). This was fixed in commitf7c877e753("vsock: fix lock inversion in vsock_assign_transport()"). Redo syzkaller's repro by piggybacking on a somewhat related test implemented in commit3a764d9338("vsock/test: Add test for null ptr deref when transport changes"). [1]: https://lore.kernel.org/netdev/68f6cdb0.a70a0220.205af.0039.GAE@google.com/ Signed-off-by: Michal Luczaj <mhal@rbox.co> Reviewed-by: Stefano Garzarella <sgarzare@redhat.com> Link: https://patch.msgid.link/20251123-vsock_test-linger-lockdep-warn-v1-1-4b1edf9d8cdc@rbox.co Signed-off-by: Jakub Kicinski <kuba@kernel.org>