Switched to a new branch '20251127182810.3578622-2-matttbe@kernel.org'
Applying: selftests: mptcp: join: properly kill background tasks
error: sha1 information is lacking or useless (tools/testing/selftests/net/mptcp/mptcp_join.sh).
error: could not build fake ancestor
hint: Use 'git am --show-current-patch=diff' to see the failed patch
hint: When you have resolved this problem, run "git am --continue".
hint: If you prefer to skip this patch, run "git am --skip" instead.
hint: To restore the original branch and stop patching, run "git am --abort".
hint: Disable this message with "git config set advice.mergeConflict false"
Patch failed at 0001 selftests: mptcp: join: properly kill background tasks