Avoid infinite loops when profiler data is malformed #23783
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Thank you @javiereguiluz. |
nicolas-grekas
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…ereguiluz) This PR was merged into the 2.7 branch. Discussion ---------- Avoid infinite loops when profiler data is malformed | Q | A | ------------- | --- | Branch? | 2.7 | Bug fix? | yes | New feature? | no | BC breaks? | no | Deprecations? | no | Tests pass? | yes | Fixed tickets | #22963 | License | MIT | Doc PR | - Thanks to the bug reproducer provided by @Kyoushu, I could reproduce this error: ``` PHP 7.1.4 Development Server started at Thu Aug 3 22:13:26 2017 Listening on http://127.0.0.1:8000 Document root is projects/symfony-fileprofilerstorage-bug/web Press Ctrl-C to quit. [Thu Aug 3 22:13:26 2017] PHP Fatal error: Allowed memory size of 2147483648 bytes exhausted (tried to allocate 282624 bytes) in projects/symfony-fileprofilerstorage-bug/vendor/symfony/symfony/src/Symfony/Component/ HttpKernel/Profiler/FileProfilerStorage.php on line 124 ``` After the changes proposed in this PR, the browser no longer exhausts the memory and you can see the exception page explaining the error. The web debug toolbar doesn't load, but it doesn't crash anything:  Commits ------- e5ef9fb Avoid infinite loops when profiler data is malformed
This was referenced Aug 28, 2017
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Thanks to the bug reproducer provided by @Kyoushu, I could reproduce this error:
After the changes proposed in this PR, the browser no longer exhausts the memory and you can see the exception page explaining the error. The web debug toolbar doesn't load, but it doesn't crash anything: