Hi Steve,
On Wed, May 13, 2020 at 03:30:33PM -0400, Steven Rostedt wrote:
> On Wed, 13 May 2020 18:15:57 +0200
> Sven Schnelle wrote:
>
> > Thanks for looking into this. I've attached my /proc/config.gz to this Mail.
> > The x86 system is my Laptop which is a Thinkpad X280 with 4 HT CPUs (so 8
On Wed, 13 May 2020 18:15:57 +0200
Sven Schnelle wrote:
> Thanks for looking into this. I've attached my /proc/config.gz to this Mail.
> The x86 system is my Laptop which is a Thinkpad X280 with 4 HT CPUs (so 8 cpus
> in total). I've tried disabling preemption, but this didn't help.
>
> It's
On Wed, 13 May 2020 18:15:57 +0200
Sven Schnelle wrote:
> Thanks for looking into this. I've attached my /proc/config.gz to this Mail.
> The x86 system is my Laptop which is a Thinkpad X280 with 4 HT CPUs (so 8 cpus
> in total). I've tried disabling preemption, but this didn't help.
>
> It's
Hi Steve,
On Wed, May 13, 2020 at 09:29:22AM -0400, Steven Rostedt wrote:
> On Wed, 13 May 2020 11:19:06 +0200
> Sven Schnelle wrote:
>
> > Did you had a chance to look into this? I can easily reproduce this both on
> > x86
> > and s390 by doing:
> >
> > cd /sys/kernel/tracing
> > cat
On Wed, 13 May 2020 11:19:06 +0200
Sven Schnelle wrote:
> Did you had a chance to look into this? I can easily reproduce this both on
> x86
> and s390 by doing:
>
> cd /sys/kernel/tracing
> cat /dev/zero >/dev/null & # generate some load
> echo function >current_tracer
> # wait a few seconds
Hi Steve,
On Wed, Apr 29, 2020 at 05:05:09PM +0800, kernel test robot wrote:
>
> kern :warn : [ 886.763510] WARNING: CPU: 70 PID: 22584 at
> kernel/trace/ring_buffer.c:4067 ring_buffer_iter_peek+0x13c/0x1d0
> kern :warn : [ 886.776216] Modules linked in: test_firmware intel_rapl_msr
>
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