[stable-25-3-1] Fix overloaded EvWrite Prepare

[nikvas0]

Changelog entry

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Changelog category

• Not for changelog (changelog entry is not required)

Description for reviewers

#27964

[github-actions]

🟢 2025-10-31 06:32:30 UTC The validation of the Pull Request description is successful.

[github-actions]

⚪ 2025-10-31 06:36:10 UTC Pre-commit check linux-x86_64-relwithdebinfo for 80bef48 has started.
⚪ 2025-10-31 06:36:25 UTC Artifacts will be uploaded here
⚪ 2025-10-31 06:39:56 UTC ya make is running...
🟡 2025-10-31 08:04:57 UTC Some tests failed, follow the links below. Going to retry failed tests...

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
38290	35618	0	4	2649	19

⚪ 2025-10-31 08:08:04 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-10-31 08:22:52 UTC Tests successful.

Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
534 (only retried tests)	519	0	0	0	15

🟢 2025-10-31 08:23:00 UTC Build successful.
🟢 2025-10-31 08:23:16 UTC ydbd size 2.3 GiB changed* by +592 Bytes, which is < 100.0 KiB vs stable-25-3-1: OK

ydbd size dash	stable-25-3-1: 724c275	merge: 80bef48	diff	diff %
ydbd size	2 435 468 480 Bytes	2 435 469 072 Bytes	+592 Bytes	+0.000%
ydbd stripped size	521 563 016 Bytes	521 563 208 Bytes	+192 Bytes	+0.000%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}

[github-actions]

⚪ 2025-10-31 06:37:01 UTC Pre-commit check linux-x86_64-release-asan for 80bef48 has started.
⚪ 2025-10-31 06:37:17 UTC Artifacts will be uploaded here
⚪ 2025-10-31 06:40:56 UTC ya make is running...
🔴 2025-10-31 08:57:49 UTC Too many tests failed, NOT going to retry
🟡 2025-10-31 09:01:00 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
15624	14728	0	518	355	23

🟢 2025-10-31 09:02:19 UTC Build successful.
🟢 2025-10-31 09:02:45 UTC ydbd size 3.8 GiB changed* by +2.2 KiB, which is < 100.0 KiB vs stable-25-3-1: OK

ydbd size dash	stable-25-3-1: 724c275	merge: 80bef48	diff	diff %
ydbd size	4 052 606 368 Bytes	4 052 608 592 Bytes	+2.2 KiB	+0.000%
ydbd stripped size	1 510 399 232 Bytes	1 510 399 936 Bytes	+704 Bytes	+0.000%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}