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Re: valgrind drd shows potential data race in curl_easy_init
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From: Daniel Stenberg via curl-library <curl-library_at_lists.haxx.se>
Date: Thu, 20 Nov 2025 17:16:06 +0100 (CET)
On Wed, 19 Nov 2025, Aman Grewal via curl-library wrote:
> I'm running my library under valgrind to try to find any bugs. I'm seeing
> this warning stemming from `curl_easy_init` when running drd.
I don't understand what that output means.
This is curl_easy_init code and as you can see, there is a lock for the part
that is not thread-safe:
https://github.com/curl/curl/blob/7e8f36bf8e56e632e4f8be54b584f758e3aaa086/lib/easy.c#L349-L376
This lock has existed like this for a while.
Date: Thu, 20 Nov 2025 17:16:06 +0100 (CET)
On Wed, 19 Nov 2025, Aman Grewal via curl-library wrote:
> I'm running my library under valgrind to try to find any bugs. I'm seeing
> this warning stemming from `curl_easy_init` when running drd.
I don't understand what that output means.
This is curl_easy_init code and as you can see, there is a lock for the part
that is not thread-safe:
https://github.com/curl/curl/blob/7e8f36bf8e56e632e4f8be54b584f758e3aaa086/lib/easy.c#L349-L376
This lock has existed like this for a while.
-- / daniel.haxx.se || https://rock-solid.curl.dev -- Unsubscribe: https://lists.haxx.se/mailman/listinfo/curl-library Etiquette: https://curl.se/mail/etiquette.htmlReceived on 2025-11-20