Corpus for ptrace$setsig:

Coverage	Program
6457	perf_event_open-syz_mount_image$iso9660-socket$netlink-sendmsg$DEVLINK_CMD_RATE_NEW-mknodat$loop-fork-ptrace-ptrace$setsig-sendmsg$TIPC_CMD_GET_NODES
6166	perf_event_open-syz_mount_image$iso9660-fork-ptrace-ptrace$setsig
5985	perf_event_open-syz_mount_image$iso9660-socket$netlink-sendmsg$DEVLINK_CMD_RATE_NEW-mknodat$loop-fork-dup2-perf_event_open-ptrace-ptrace$setsig-sendmsg$TIPC_CMD_GET_NODES