FYI, we noticed the below changes on https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master commit 0050ee059f7fc86b1df2527aaa14ed5dc72f9973 ("ipc/msg: increase MSGMNI, remove scaling") LTP_syscalls: msgctl11: "Not enough free pids" To reproduce: git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git cd lkp-tests bin/lkp install job.yaml # job file is attached in this email bin/lkp run job.yaml Thanks, Ying Huang