Public bug reported: [Impact] The arm-smmu driver doesn't allow 2 different devices (SMMU 0/1) to share a namespace. So if 2 devices are connected to same SMMU, it may lead to memory corruption.
[Test Case] [Regression Risk] ** Affects: linux (Ubuntu) Importance: High Assignee: dann frazier (dannf) Status: Confirmed ** Affects: linux (Ubuntu Xenial) Importance: High Assignee: dann frazier (dannf) Status: In Progress ** Also affects: linux (Ubuntu Xenial) Importance: Undecided Status: New ** Changed in: linux (Ubuntu Xenial) Status: New => Incomplete ** Changed in: linux (Ubuntu Xenial) Status: Incomplete => In Progress ** Changed in: linux (Ubuntu) Status: In Progress => Confirmed ** Changed in: linux (Ubuntu Xenial) Importance: Undecided => High ** Changed in: linux (Ubuntu Xenial) Assignee: (unassigned) => dann frazier (dannf) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1590168 Title: workaround cavium thunderx silicon erratum 27704 Status in linux package in Ubuntu: Confirmed Status in linux source package in Xenial: In Progress Bug description: [Impact] The arm-smmu driver doesn't allow 2 different devices (SMMU 0/1) to share a namespace. So if 2 devices are connected to same SMMU, it may lead to memory corruption. [Test Case] [Regression Risk] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1590168/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp