It was the Liberals -- Irwin Kotler specifically - who put forth the motion. It was specific to anti-Semitism and specifically mentioned Israel.  But you are correct that there was no issue. Conservatives had no objections at all even though it was sooooo specific  etc.   It passed unanimously. 

https://irwincotler.liberal.ca/blog/motion-antisemitism/

Too bad Muslims can't be afforded the same consideration.