Public bug reported: With kernel 6.11 we are seeing some issues with applications that pin_user_pages*(FOLL_LONGTERM). We are seeing memory leak and failures to allocate pages when running cuda test that calls cudaMallocHost.
These 2 patches resolved the issue: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=aa6f8b2593b56a02043684182a89853f919dff3e https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=94efde1d15399f5c88e576923db9bcd422d217f2 ** Affects: linux-nvidia (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2110319 Title: mm/gup: Issues running cudaMallocHost To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-nvidia/+bug/2110319/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
