Messages in this thread | | | Date | Tue, 24 Dec 2013 21:14:31 +0530 | Subject | Re: [Query]: trace-cmd crashing with '-e syscalls' on 3.13-rc1 | From | Viresh Kumar <> |
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On 24 December 2013 19:18, Steven Rostedt <rostedt@goodmis.org> wrote: > Can you also produce this with just > "echo 1 > /sys/kernel/debug/tracing/events/syscalls/enable"?
Will do that on 26th..
>> [ 299.998874] Unable to handle kernel NULL pointer dereference at >> virtual address 0000001b >> [ 300.005554] pgd = ed9fc000 >> [ 300.008201] [0000001b] *pgd=6eb1e831, *pte=00000000, *ppte=00000000 >> [ 300.014428] Internal error: Oops: 17 [#1] PREEMPT SMP ARM >> [ 300.019812] Modules linked in: >> [ 300.022847] CPU: 0 PID: 2172 Comm: is-cpu-isolated Not tainted >> 3.13.0-rc1-00090-gd6eaf98-dirty #141 > > Are you running some isolated CPU test? Do you have NO_HZ_FULL enabled > too?
Yeah, I am using NO_HZ_FULL with CPUSets. Only one task (stress) is running on CPU1 and CPU0 is running everything else..
> I Cc'd Frederic too. > > Note, I'm on PTO for two weeks (coming back Jan 6th), so I wont be > debugging this any time soon. My wife has me debugging house issues > (putting in a new floor for laundry room, painting, re-arranging > furniture, etc). (I have to sneak to the computer in order to goof off > and respond to this email ;-)
:)
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