On Mon 25-04-16 15:34:26, Vlastimil Babka wrote: [...] > > 1. Fix crash in release_pages() from compact_zone() from kcompactd_do_work(): > > kcompactd needs to INIT_LIST_HEAD on the new freepages_held list. > > This one should be addressed by dropping the following from mmotm from now: > > mm-compaction-direct-freepage-allocation-for-async-direct-compaction.patch I can confirm that this has healed [ 481.380167] BUG: unable to handle kernel NULL pointer dereference at (null) [ 481.382594] IP: [<ffffffff81134dc7>] release_freepages+0x1c/0x7d I was hitting today during testing something unrelated. -- Michal Hocko SUSE Labs -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>