Re: [Bug 1842037] Re: SUNRPC: Use after free when GSSD credentials are invalid causes oops

2019-11-17 Thread Frank Burkhardt
of December, give or take a few days > in case any CVEs turn up. Thank you very much. Best, Frank -- Frank Burkhardt IT Dept., Max Planck Institute for Human Cognitive and Brain Sciences, Leipzig, Germany -- You received this bug notification because you are a member of Ubuntu Bugs, whi

Re: [Bug 1842037] Re: SUNRPC: Use after free when GSSD credentials are invalid causes oops

2019-11-17 Thread Frank Burkhardt
proposed kernel on several machines and had a lot of users testing them successfully. However, I can't find a way to add a tag to a bug. Same goes for bug 1828978 which is fixed in the same kernel. Best, Frank -- Frank Burkhardt IT Dept., Max Planck Institute for Human Cognitive and Brain Science

[Bug 1828978] Re: NFSv4.1: Interrupted connections cause high bandwidth RPC ping-pong between client and server

2019-11-17 Thread Frank Burkhardt
I installed the patched kernel on 6 machines with several of my useds hitting them hard. The problem can no longer be reproduced. tag verification-done-disco -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1842037] Re: SUNRPC: Use after free when GSSD credentials are invalid causes oops

2019-11-17 Thread Frank Burkhardt
I installed the patched kernel on 6 machines with several of my useds hitting them hard. The problem can no longer be reproduced. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1842037 Title:

[Bug 1842037] Re: SUNRPC: Use after free when GSSD credentials are invalid causes oops

2019-11-17 Thread Frank Burkhardt
tags:added: verification-done-disco -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1842037 Title: SUNRPC: Use after free when GSSD credentials are invalid causes oops To manage notifications about

Re: [Bug 1842037] Re: Oops when Kerberos credentials are invalid

2019-10-23 Thread Frank Burkhardt
y're not. > Is the test kernel more stable than regular released Ubuntu kernels? Do > you think the patches you requested fix the problems you were having? I do think so. Please integrated the patches. Thank you very much. Best regards, Frank -- Frank Burkhardt IT Dept., Max Pl

Re: [Bug 1842037] Re: Oops when Kerberos credentials are invalid

2019-10-09 Thread Frank Burkhardt
ernel to 3 of our production systems (since there's no way to trigger either bug artificially). I know I shouldn't but I'm willing to take the heat for problems arising from doing that. I'll write you as soon as there's a hint of a problem on these machines. Best, Frank -- Frank Burkhardt IT De

Re: [Bug 1842037] Re: Oops when Kerberos credentials are invalid

2019-10-01 Thread Frank Burkhardt
ution for now is to park the ticket on your side and I'll provide feedback as soon as it happens again. Thank you very much. Best, Frank -- Frank Burkhardt IT Dept., Max Planck Institute for Human Cognitive and Brain Sciences, Leipzig, Germany -- You received this bug notification bec

Re: [Bug 1842037] Re: Oops when Kerberos credentials are invalid

2019-09-16 Thread Frank Burkhardt
ok when opening the bug. I'll open the compute server with the patched kernel to some test users now. Best, Frank -- Frank Burkhardt IT Dept., Max Planck Institute for Human Cognitive and Brain Sciences, Leipzig, Germany ** Attachment added: "bug-sunrpc.txt" https://bugs.launchpad.net/

Re: [Bug 1842037] Re: Oops when Kerberos credentials are invalid

2019-09-10 Thread Frank Burkhardt
nnecting with invalid kerberos > credentials? > > Please note this kernel is NOT SUPPORTED by Canonical, and is for > TESTING PURPOSES ONLY. ONLY Install in a dedicated test environment. thank you for the quick response. I'm deploying the kernel to a test system right now. Best rega

[Bug 1842037] [NEW] Oops when Kerberos credentials are invalid

2019-08-30 Thread Frank Burkhardt
Public bug reported: There's a bug in Linux Kernel 5.0 which is triggered by invalid credentials when the NFS clients is trying to aquire them via GSSD. This affects NFS-Shares that are protected by krb5* security. They become unusable until the system is re-booted. The problem is quite severe on

[Bug 1837526] [NEW] Restarting services puts puppet into restart-loop

2019-07-23 Thread Frank Burkhardt
Public bug reported: Puppet is a configuration and software management system that can be used e.g. for installing and upgrading debian packages, modifying configuration files, etc. Puppet will call apt-get/dpkg when needed to handle packages. When libssl1.1 is installed/upgraded and the

[Bug 1831423] [NEW] Bogus warning message in Net::Ping in Bionic

2019-06-03 Thread Frank Burkhardt
Public bug reported: In Ubuntu Bionic's Ping.pm a test of the used socket's version is done numerically although the Socket.pm's version contains a special character ("_") which causes this warning message: Argument "2.020_03" isn't numeric in numeric ge (>=) at /usr/share/perl/5.26/Net/Ping.pm

[Bug 1828978] [NEW] NFS connections block while causing a high-bandwidth RPC-pingpong between client and server

2019-05-14 Thread Frank Burkhardt
org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3453d5708b33efe76f40eca1c0ed60923094b971> Is is possible to integrate the patch into the 4.18 kernel series? I'm using Ubuntu 18.04.2 LTS as NFS client an server. Thank you. Best regards, Frank Burkhardt ** Affects: linux-meta-hwe (

[Bug 1713149] Re: resolv.conf symlink is broken after clean debootstrap

2018-04-11 Thread Frank Burkhardt
Hi, (installing Bionic here) a possible solution is to make sure, /target/run is already mounted (bind-mount to /run) when debootstrap is running which will make systemd create its resolv.conf copy in the correct /run-filesystem. Otherwise, it would write to the /target-partition and in-target