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Don't let a mismatch AT_SYSINFO_EHDR image preclude use of AUX values. #1484

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Merged
merged 2 commits into from
Jul 15, 2025

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If the ELF image pointed to by the AT_SYSINFO_EHDR AUX record doesn't match the architecture rustix is compiled for, don't use it, but do continue to use the rest of the AUX fields.

Fixes #1465.

If the ELF image pointed to by the `AT_SYSINFO_EHDR` AUX record doesn't
match the architecture rustix is compiled for, don't use it, but do
continue to use the rest of the AUX fields.

Fixes #1465.
@sunfishcode sunfishcode reopened this Jun 28, 2025
@sunfishcode sunfishcode merged commit 000814c into main Jul 15, 2025
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@sunfishcode sunfishcode deleted the sunfishcode/j-mismatched-sysinfo-ehdr branch July 15, 2025 14:46
sunfishcode added a commit that referenced this pull request Jul 15, 2025
#1484)

* Don't let a mismatch AT_SYSINFO_EHDR image preclude use of AUX values.

If the ELF image pointed to by the `AT_SYSINFO_EHDR` AUX record doesn't
match the architecture rustix is compiled for, don't use it, but do
continue to use the rest of the AUX fields.

Fixes #1465.

* Fix a warning.
sunfishcode added a commit that referenced this pull request Jul 15, 2025
#1484)

* Don't let a mismatch AT_SYSINFO_EHDR image preclude use of AUX values.

If the ELF image pointed to by the `AT_SYSINFO_EHDR` AUX record doesn't
match the architecture rustix is compiled for, don't use it, but do
continue to use the rest of the AUX fields.

Fixes #1465.

* Fix a warning.
@sunfishcode
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This is now released in rustix 1.0.8.

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Panic in page_size if platform of docker base image does not match
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