Bug#771661: machine is completely unusable

2015-03-02 Thread Toni Mueller
Hi Ben, On Sat, Dec 27, 2014 at 03:15:52PM +0100, Ben Hutchings wrote: > Never mind, I've seen your later message with a complete log and I will > reply to that. I haven't heard back from you, but in the meantime reformatted the machine from i386 (i686) to amd64, but also upgraded to testing, an

Bug#771661: machine is completely unusable

2014-12-27 Thread Ben Hutchings
On Sat, 2014-12-27 at 15:13 +0100, Ben Hutchings wrote: > On Sat, 2014-12-27 at 11:20 +, Toni Mueller wrote: > [...] > > I am confused because the output is really not that much more verbose > > than the screnshots, but here you are: > > > > > > [ 22.224014] INFO: rcu_sched self-detected st

Bug#771661: machine is completely unusable

2014-12-27 Thread Ben Hutchings
On Sat, 2014-12-27 at 11:20 +, Toni Mueller wrote: [...] > I am confused because the output is really not that much more verbose > than the screnshots, but here you are: > > > [ 22.224014] INFO: rcu_sched self-detected stall on CPU { 1} (t=5251 > jiffies g=-153 c=-154 q=307) What happene

Bug#771661: machine is completely unusable

2014-12-27 Thread Toni Mueller
Hi Ben, possibly unrelated, but neither the kernels of the Ubuntu installers for 12.04 and 14.04, nor the kernel for Fedora 21 installer, even boot on my VM. I reckoned that you might be interested, being a kernel hacker. CentOS 6.5 or OpenBSD 5.6 don't have a problem, though. Kind regards, --

Bug#771661: machine is completely unusable

2014-12-27 Thread Toni Mueller
Hi Ben, I tweaked it a bit, and now I get much more telling messages: [0.00] Initializing cgroup subsys cpuset [0.00] Initializing cgroup subsys cpu [0.00] Initializing cgroup subsys cpuacct [0.00] Linux version 3.16.0-0.bpo.4-686-pae (debian-ker...@lists.debia

Bug#771661: machine is completely unusable

2014-12-27 Thread Toni Mueller
Hi Ben, On Sat, Dec 27, 2014 at 02:39:06AM +0100, Ben Hutchings wrote: > 1, Enable an emulated serial port for the VM, with output going to a > file. I modified the VM to have: > 2. Enable a serial console on the kernel command line. I added thi

Bug#771661: machine is completely unusable

2014-12-26 Thread Ben Hutchings
On Tue, 2014-12-09 at 22:51 +, Toni Mueller wrote: > > > Hi Ben, > > On Tue, Dec 09, 2014 at 06:11:09PM +, Ben Hutchings wrote: > > Also, this is assigned to linux-image-3.16-0.bpo.3-686-pae but the > > screenshot you attached shows that package being newly installed. > > Therefore it is

Bug#771661: machine is completely unusable

2014-12-09 Thread Toni Mueller
Hi Ben, On Tue, Dec 09, 2014 at 06:11:09PM +, Ben Hutchings wrote: > Also, this is assigned to linux-image-3.16-0.bpo.3-686-pae but the > screenshot you attached shows that package being newly installed. > Therefore it is not the kernel you were running at the time you first > saw this prob

Bug#771661: machine is completely unusable

2014-12-09 Thread Ben Hutchings
Control: retitle -1 VM becomes unresponsive - soft lockup, RCU stall Control: severity -1 important Control: reassign -1 src:linux Control: tag -1 moreinfo On Tue, 2014-12-09 at 14:53 +, Toni Mueller wrote: > severity 771661 grave > thanks Sorry, no, you've only seen one broken VM. Also, th

Bug#771661: machine is completely unusable

2014-12-09 Thread Toni Mueller
severity 771661 grave thanks Hi, I guess the same would apply to #771602, but I would like to not go the extra five miles to reproduce it there. In any case, a kernel that maxes out the CPU immediately after start while doing nothing is not entirely production quality (although I have very go