[Kernel-packages] [Bug 1796542] Re: Silent corruption in Linux kernel 4.15

2018-10-09 Thread Colin Ian King
OK, I've explored the fixes, it addresses the issue and I can't reproduce the problem with the fix testing with the provided reproducer as referenced in comment #3 ** Description changed: + == SRU Justification == + + A silent data corruption was introduced in v4.10-rc1 with commit +

[Kernel-packages] [Bug 1796542] Re: Silent corruption in Linux kernel 4.15

2018-10-09 Thread Stefan Bader
Thanks for the report, we are investigating the issue and fix. ** Changed in: linux (Ubuntu Bionic) Assignee: (unassigned) => Colin Ian King (colin-king) ** No longer affects: linux-signed-hwe (Ubuntu) ** No longer affects: linux-signed-hwe (Ubuntu Bionic) -- You received this bug

[Kernel-packages] [Bug 1796542] Re: Silent corruption in Linux kernel 4.15

2018-10-09 Thread Stefan Bader
According to bug information this is resolved in 4.18 and therefore in Cosmic/18.10. ** Also affects: linux (Ubuntu Bionic) Importance: Undecided Status: New ** Also affects: linux-signed-hwe (Ubuntu Bionic) Importance: Undecided Status: New ** Changed in: linux (Ubuntu

[Kernel-packages] [Bug 1796542] Re: Silent corruption in Linux kernel 4.15

2018-10-09 Thread Andy Whitcroft
** Package changed: linux-signed (Ubuntu) => linux (Ubuntu) -- 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/1796542 Title: Silent corruption in Linux kernel 4.15 Status in linux package

[Kernel-packages] [Bug 1796542] Re: Silent corruption in Linux kernel 4.15

2018-10-08 Thread Boyan Krosnov
** Also affects: linux-signed-hwe (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-signed in Ubuntu. https://bugs.launchpad.net/bugs/1796542 Title: Silent corruption in Linux

[Kernel-packages] [Bug 1796542] Re: Silent corruption in Linux kernel 4.15

2018-10-08 Thread Vasil Kolev
Some extra information: a tool to reproduce the problem is available in the linux-block mailing list: https://www.spinics.net/lists/linux- block/msg28507.html -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-signed in Ubuntu.

[Kernel-packages] [Bug 1796542] Re: Silent corruption in Linux kernel 4.15

2018-10-07 Thread Vasil Kolev
Thank you for looking at this bug report. We have some additional information. qemu/kvm with cache=none (common) and aio=threads (default) is required to trigger the bug. aio=native (another common option) does not trigger it in our testing. We applied the following patches on top of

[Kernel-packages] [Bug 1796542] Re: Silent corruption in Linux kernel 4.15

2018-10-07 Thread Launchpad Bug Tracker
Status changed to 'Confirmed' because the bug affects multiple users. ** Changed in: linux-signed (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-signed in Ubuntu.