libkmod: Prevent OOB with specially crafted /proc/modules #542

Job	Run time
build (meson, clang, alpine:latest, -D docs=false -D b_sanitize=none)	1m 3s
build (meson, clang, archlinux:multilib-devel, true)	1m 37s
build (meson, clang, debian:unstable, true)	2m 21s
build (meson, clang, fedora:latest, -D b_sanitize=none)	1m 30s
build (meson, clang, ubuntu:22.04, true)	1m 32s
build (meson, clang, ubuntu:24.04, true)	1m 58s
build (meson, gcc, alpine:latest, -D docs=false -D b_sanitize=none)	55s
build (meson, gcc, archlinux:multilib-devel, true)	1m 45s
build (meson, gcc, debian:unstable, true)	2m 0s
build (meson, gcc, fedora:latest, -D b_sanitize=none)	1m 40s
build (meson, gcc, ubuntu:22.04, true)	1m 32s
build (meson, gcc, ubuntu:24.04, true)	1m 41s
build (autotools, clang, alpine:latest, -D docs=false -D b_sanitize=none)	1m 51s
build (autotools, clang, archlinux:multilib-devel, true)	2m 2s
build (autotools, clang, debian:unstable, true)	2m 36s
build (autotools, clang, fedora:latest, -D b_sanitize=none)	2m 7s
build (autotools, clang, ubuntu:22.04, true)	1m 56s
build (autotools, clang, ubuntu:24.04, true)	2m 25s
build (autotools, gcc, alpine:latest, -D docs=false -D b_sanitize=none)	1m 43s
build (autotools, gcc, archlinux:multilib-devel, true)	2m 3s
build (autotools, gcc, debian:unstable, true)	2m 31s
build (autotools, gcc, fedora:latest, -D b_sanitize=none)	2m 0s
build (autotools, gcc, ubuntu:22.04, true)	1m 52s
build (autotools, gcc, ubuntu:24.04, true)	2m 8s
	44m 48s

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