Patch failed to apply, unsure why

[k4lizen]

Patchwork link: https://patchwork.sourceware.org/project/glibc/patch/Kh9S4HnMXbEYGsdza15DjLBt1WbbFMpYTnuElnqLU3FjtFsBpE_T0Bi3wv0yZurMZ-Lkk8iNrntGJUQzY3Ni8620B8XeDxAP2hHXlVPu1gE=@proton.me/

The email: https://sourceware.org/pipermail/libc-alpha/2024-July/157963.html

The contribution checklist says:
>After adjusting the git format-patch file you will be in one of two situations: [...]
>You can attach the file to an email that contains the same subject, to, cc, body and other
>email information

I attached the file and also put the patch in the email body. What went wrong?