Surface more errors and validate the newly created symbols map

[grantseltzer]

Signed-off-by: grantseltzer grantseltzer@gmail.com

Initial Checklist

• There is an issue describing the need for this PR.
• Git log contains summary of the change.

Description (git log)

commit 04efaaa (HEAD -> fix-panic-finit-module-event, pfork/fix-panic-finit-module-event)
Author: grantseltzer grantseltzer@gmail.com
Date: Tue Jun 28 10:29:16 2022 -0400

Surface more errors and validate the newly created symbols map

Signed-off-by: grantseltzer <grantseltzer@gmail.com>

Fixes: #1843

Type of change

• Bug fix (non-breaking change fixing an issue, preferable).

How Has This Been Tested?

sudo ./dist/tracee-ebpf -t e=finit_module and loading a kmod

Final Checklist:

Pick "Bug Fix" or "Feature", delete the other and mark appropriate checks.

• I have made corresponding changes to the documentation.
• My code follows the style guidelines (C and Go) of this project.
• I have performed a self-review of my own code.
• My changes generate no new warnings.
• I have added tests that prove my fix, or feature, is effective.
• New and existing unit tests pass locally with my changes.

Git Log Checklist:

My commits logs have:

• Subject starts with "subsystem|file: description".
• Do not end the subject line with a period.
• Limit the subject line to 50 characters.
• Separate subject from body with a blank line.
• Use the imperative mood in the subject line.
• Wrap the body at 72 characters.
• Use the body to explain what and why instead of how.

[grantseltzer]

@AsafEitani The real fix is on line 1295, the kernel symbol map that was just created should be validated, not the old one.

[AsafEitani]

LGTM