Public bug reported: Reloading the Hyper-V LIS modules can sometime result in a kernel panic. Technical details: a hypercall can return “invalid alignment” error if the input parameter spans a page boundary. Updated LIS code handles properly the error without returning bug().
We've triaged this issue internally and the following 2 patches have been created. Please include them in 14.10 (Utopic Unicorn) daily builds and let us know when we can test. https://lkml.org/lkml/2014/8/27/725 https://lkml.org/lkml/2014/8/28/649 ** Affects: linux (Ubuntu) Importance: Undecided Status: Incomplete ** Tags: hyperv utopic -- 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/1366120 Title: [Hyper-V] reloading LIS Hyper-V modules can result in a kernel panic on Ubuntu 14.10 Status in “linux” package in Ubuntu: Incomplete Bug description: Reloading the Hyper-V LIS modules can sometime result in a kernel panic. Technical details: a hypercall can return “invalid alignment” error if the input parameter spans a page boundary. Updated LIS code handles properly the error without returning bug(). We've triaged this issue internally and the following 2 patches have been created. Please include them in 14.10 (Utopic Unicorn) daily builds and let us know when we can test. https://lkml.org/lkml/2014/8/27/725 https://lkml.org/lkml/2014/8/28/649 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1366120/+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
