[lttng-dev] Errors using lttng-modules v2.0-pre11

[Bernd Hufmann]

Hi

the last problem seems to be a problem with lttng-tools v2.0_pre18. 
After reverting to version lttng-tools v2.0_pre17 the problem is gone.
Could someone look into that?

BR
Bernd


On 01/25/2012 11:07 AM, Bernd Hufmann wrote:
> Hi Mathieu
>
> Thanks, for the info.
>
> I did as you suggested. Now I get the following error for "sudo lttng
> list -k"
>
> Spawning a session daemon
> FATAL: Module lttng_tracer not found.
> FATAL: Module lttng_tracer not found.
> Error: Unable to list kernel events
> Error: Kernel tracer not available
>
> BTW,  /lib/modules/3.0.4/build points to /usr/src/linux-3.0.4, so I
> think this is fine.
>
> Please let me know how to continue.
>
> BR,
> Bernd
>
>
> On 01/25/2012 10:30 AM, Mathieu Desnoyers wrote:
>> * Bernd Hufmann (Bernd.Hufmann at ericsson.com) wrote:
>>> Hello
>>>
>>> I installed the lttng-modules v2.0-pre11 from source code (git
>>> repository). The installation went without problems. But I'm getting the
>>> errors below when executing "sudo lttng list -k".
>>> I'm running Ubuntu with a kernel 3.04. lttng-tools version is v2.0-pre18.
>>>
>>> Could someone please look into this problem and let me know how I can
>>> overcome this issue?
>>>
>>> BTW, before installing lttng-modules v2.0-pre11, I tried to upgrade to
>>> the latest in master from an older version.
>> Please try to remove all lttng modules from your
>> /lib/modules/3.0.4/extra directory, go to your lttng modules tree, make
>> clean, make, and, as root, make modules_install.
>>
>> This should fix it. I expect that currently your modules are built
>> against the wrong kernel tree.
>>
>> If it does not fix it, investigate whether your /lib/modules/3.0.4/build
>> symlink points to a kernel tree (or kernel headers) that match your
>> running kernel.
>>
>> Best regards,
>>
>> Mathieu
>>
>>> Best Regards
>>> Bernd
>>>
>>> WARNING: Error inserting lttng_ftrace
>>> (/lib/modules/3.0.4/extra/probes/lttng-ftrace.ko): Invalid module format
>>> WARNING: Error inserting lttng_kprobes
>>> (/lib/modules/3.0.4/extra/probes/lttng-kprobes.ko): Invalid module format
>>> WARNING: Error inserting lttng_kretprobes
>>> (/lib/modules/3.0.4/extra/probes/lttng-kretprobes.ko): Invalid module
>>> format
>>> FATAL: Error inserting ltt_relay
>>> (/lib/modules/3.0.4/extra/ltt-relay.ko): Invalid module format
>>> WARNING: Error inserting lttng_ftrace
>>> (/lib/modules/3.0.4/extra/probes/lttng-ftrace.ko): Invalid module format
>>> WARNING: Error inserting lttng_kprobes
>>> (/lib/modules/3.0.4/extra/probes/lttng-kprobes.ko): Invalid module format
>>> WARNING: Error inserting lttng_kretprobes
>>> (/lib/modules/3.0.4/extra/probes/lttng-kretprobes.ko): Invalid module
>>> format
>>> WARNING: Error inserting ltt_relay
>>> (/lib/modules/3.0.4/extra/ltt-relay.ko): Invalid module format
>>> FATAL: Error inserting ltt_ring_buffer_client_discard
>>> (/lib/modules/3.0.4/extra/ltt-ring-buffer-client-discard.ko): Invalid
>>> module format
>>> WARNING: Error inserting lttng_ftrace
>>> (/lib/modules/3.0.4/extra/probes/lttng-ftrace.ko): Invalid module format
>>> WARNING: Error inserting lttng_kprobes
>>> (/lib/modules/3.0.4/extra/probes/lttng-kprobes.ko): Invalid module format
>>> WARNING: Error inserting lttng_kretprobes
>>> (/lib/modules/3.0.4/extra/probes/lttng-kretprobes.ko): Invalid module
>>> format
>>> WARNING: Error inserting ltt_relay
>>> (/lib/modules/3.0.4/extra/ltt-relay.ko): Invalid module format
>>> FATAL: Error inserting ltt_ring_buffer_client_overwrite
>>> (/lib/modules/3.0.4/extra/ltt-ring-buffer-client-overwrite.ko): Invalid
>>> module format
>>> WARNING: Error inserting lttng_ftrace
>>> (/lib/modules/3.0.4/extra/probes/lttng-ftrace.ko): Invalid module format
>>> WARNING: Error inserting lttng_kprobes
>>> (/lib/modules/3.0.4/extra/probes/lttng-kprobes.ko): Invalid module format
>>> WARNING: Error inserting lttng_kretprobes
>>> (/lib/modules/3.0.4/extra/probes/lttng-kretprobes.ko): Invalid module
>>> format
>>> WARNING: Error inserting ltt_relay
>>> (/lib/modules/3.0.4/extra/ltt-relay.ko): Invalid module format
>>> FATAL: Error inserting ltt_ring_buffer_metadata_client
>>> (/lib/modules/3.0.4/extra/ltt-ring-buffer-metadata-client.ko): Invalid
>>> module format
>>> WARNING: Error inserting lttng_ftrace
>>> (/lib/modules/3.0.4/extra/probes/lttng-ftrace.ko): Invalid module format
>>> WARNING: Error inserting lttng_kprobes
>>> (/lib/modules/3.0.4/extra/probes/lttng-kprobes.ko): Invalid module format
>>> WARNING: Error inserting lttng_kretprobes
>>> (/lib/modules/3.0.4/extra/probes/lttng-kretprobes.ko): Invalid module
>>> format
>>> WARNING: Error inserting ltt_relay
>>> (/lib/modules/3.0.4/extra/ltt-relay.ko): Invalid module format
>>> FATAL: Error inserting ltt_ring_buffer_client_mmap_discard
>>> (/lib/modules/3.0.4/extra/ltt-ring-buffer-client-mmap-discard.ko):
>>> Invalid module format
>>> WARNING: Error inserting lttng_ftrace
>>> (/lib/modules/3.0.4/extra/probes/lttng-ftrace.ko): Invalid module format
>>> WARNING: Error inserting lttng_kprobes
>>> (/lib/modules/3.0.4/extra/probes/lttng-kprobes.ko): Invalid module format
>>> WARNING: Error inserting lttng_kretprobes
>>> (/lib/modules/3.0.4/extra/probes/lttng-kretprobes.ko): Invalid module
>>> format
>>> WARNING: Error inserting ltt_relay
>>> (/lib/modules/3.0.4/extra/ltt-relay.ko): Invalid module format
>>> FATAL: Error inserting ltt_ring_buffer_client_mmap_overwrite
>>> (/lib/modules/3.0.4/extra/ltt-ring-buffer-client-mmap-overwrite.ko):
>>> Invalid module format
>>> WARNING: Error inserting lttng_ftrace
>>> (/lib/modules/3.0.4/extra/probes/lttng-ftrace.ko): Invalid module format
>>> WARNING: Error inserting lttng_kprobes
>>> (/lib/modules/3.0.4/extra/probes/lttng-kprobes.ko): Invalid module format
>>> WARNING: Error inserting lttng_kretprobes
>>> (/lib/modules/3.0.4/extra/probes/lttng-kretprobes.ko): Invalid module
>>> format
>>> WARNING: Error inserting ltt_relay
>>> (/lib/modules/3.0.4/extra/ltt-relay.ko): Invalid module format
>>> FATAL: Error inserting ltt_ring_buffer_metadata_mmap_client
>>> (/lib/modules/3.0.4/extra/ltt-ring-buffer-metadata-mmap-client.ko):
>>> Invalid module format
>>> WARNING: Error inserting lttng_ftrace
>>> (/lib/modules/3.0.4/extra/probes/lttng-ftrace.ko): Invalid module format
>>> WARNING: Error inserting lttng_kprobes
>>> (/lib/modules/3.0.4/extra/probes/lttng-kprobes.ko): Invalid module format
>>> WARNING: Error inserting lttng_kretprobes
>>> (/lib/modules/3.0.4/extra/probes/lttng-kretprobes.ko): Invalid module
>>> format
>>> WARNING: Error inserting ltt_relay
>>> (/lib/modules/3.0.4/extra/ltt-relay.ko): Invalid module format
>>> FATAL: Error inserting lttng_probe_lttng
>>> (/lib/modules/3.0.4/extra/probes/lttng-probe-lttng.ko): Invalid module
>>> format
>>> FATAL: Error inserting lttng_probe_block
>>> (/lib/modules/3.0.4/extra/probes/lttng-probe-block.ko): Invalid module
>>> format
>>> FATAL: Error inserting lttng_probe_irq
>>> (/lib/modules/3.0.4/extra/probes/lttng-probe-irq.ko): Invalid module
>>> format
>>> FATAL: Error inserting lttng_probe_kvm
>>> (/lib/modules/3.0.4/extra/probes/lttng-probe-kvm.ko): Invalid module
>>> format
>>> FATAL: Error inserting lttng_probe_sched
>>> (/lib/modules/3.0.4/extra/probes/lttng-probe-sched.ko): Invalid module
>>> format
>>> Error: Unable to list kernel events
>>> Error: Kernel tracer not available
>>>
>>>
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