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Bug #636
closed[PPA] Enabling some kernel events fails with invalid ioctl with lttng 2.3 stable
Start date:
09/18/2013
Due date:
% Done:
0%
Estimated time:
Description
When trying to enable a kernel event, the following error is obtained:
Client side:
$ lttng create Session auto-20130918-123048 created. Traces will be written in /home/francis/lttng-traces/auto-20130918-123048 $ lttng enable-event -k mm_page_alloc Error: Event mm_page_alloc: Enable kernel event failed (channel channel0, session auto-20130918-123048) Warning: Some command(s) went wrong
On lttng-sessiond side:
PERROR [4059/4160]: create event ioctl: Invalid argument (in kernel_create_event() at kernel.c:205)
Installed with packages from stable Ubuntu PPA:
$ dpkg -l | grep lttng ii liblttng-ctl0:amd64 2.3.x+stable-0+bzr1839+pack7+201309141748~ubuntu13.04.1 ii liblttng-ust-dev 2.3.x+stable-0+bzr1641+pack41+201309091817~ubuntu13.04.1 ii liblttng-ust0:amd64 2.3.x+stable-0+bzr1641+pack41+201309091817~ubuntu13.04.1 ii lttng-modules-dkms 2.3.x+stable-0+bzr537+pack15+201309162039~ubuntu13.04.1 ii lttng-tools 2.3.x+stable-0+bzr1839+pack7+201309141748~ubuntu13.04.1 $ uname -a Linux dyn37 3.8.0-30-generic #44-Ubuntu SMP Thu Aug 22 20:52:24 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
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