Re: [Xen-devel] [BUG] kernel bug encountered at drivers/net/xen-netback/netback.c:430!

2018-01-10 Thread 'Christoph Moench-Tegeder'
## Paul Durrant (paul.durr...@citrix.com): > Actually no need... The underlying issue was really a bug and has > been fixed in 4.14.11. Oh. That explains why reverting the other patch "fixed" the problem - I had skipped 4.14.10 and 4.14.11 - and the problem has gone away independently of that. Co

[Xen-devel] DomU unresponsive after "Trying to unmap invalid handle" - Kernel 4.14.8

2017-12-20 Thread Christoph Moench-Tegeder
Hi, my system is: - amd64 - xen from Debian 9 (stable), package versions 4.8.2+xsa245-0+deb9u1 - home-build kernel Linux 4.14.8 (I believe I saw this with something like 4.14.1, but I didn't get the logs at that point and had no time to investigate, so I just reverted to 4.13.16). - all DomUs

Re: [Xen-devel] 4.8.3 preparations

2017-12-21 Thread Christoph Moench-Tegeder
## Alex Braunegg (alex.braun...@gmail.com): > With Christoph any myself reporting the same kernel crash when using > 4.14.x kernels and Xen 4.8.2 is there any chance to look at this bug > before 4.8.3 is released? As "our" bug seems to be kernel-side (I've no problems in 4.13.16, or any other 4.

Re: [Xen-devel] [BUG] kernel bug encountered at drivers/net/xen-netback/netback.c:430!

2018-01-03 Thread Christoph Moench-Tegeder
## Paul Durrant (paul.durr...@citrix.com): > How easy is it to trigger this? I'm assuming, from the original > description, that I can probably trigger it by forcibly terminating > a running domain and then trying to restart it. As Alex said: in the "common cases" (like his and mine) it seems to

Re: [Xen-devel] [BUG] kernel bug encountered at drivers/net/xen-netback/netback.c:430!

2018-01-07 Thread 'Christoph Moench-Tegeder'
## Paul Durrant (paul.durr...@citrix.com): > > I could try a new kernel (KPTI, yay!) with that "mildly suspicious" commit > > cc8737a5fe9051b7fa052b08c57ddb9f539c389a reverted on the weekend and > > report back (just to rule that out - like you, I don't really believe > > that this is the cause).