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kernel: add initial 6.8+/6.14 kernel support

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* This is a squashed of un-merged pull requests of Official KernelSU
* LKM support are not available.
* Require this additional patch to avoid kernel panic because of "Too many LSMs registered":
7042991a5c

* Un-merged pull requests of Official KernelSU:
https://github.com/tiann/KernelSU/pull/1785
https://github.com/tiann/KernelSU/pull/2662

* This commit probably not 100% completed.

Signed-off-by: rsuntk <rsuntk@yukiprjkt.my.id>
This commit is contained in:
Huy Minh
2025-10-03 16:08:23 +07:00
committed by ShirkNeko
parent abbe385382
commit 13c7912320
2 changed files with 49 additions and 0 deletions
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30
kernel/selinux/selinux.c
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@@ -86,15 +86,30 @@ static inline u32 current_sid(void)
bool is_ksu_domain()
{
#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 14, 0)
struct lsm_context ctx;
#else
char *domain;
u32 seclen;
#endif
bool result;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 14, 0)
int err = security_secid_to_secctx(current_sid(), &ctx);
#else
int err = security_secid_to_secctx(current_sid(), &domain, &seclen);
#endif
if (err) {
return false;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 14, 0)
result = strncmp(KERNEL_SU_DOMAIN, ctx.context, ctx.len) == 0;
security_release_secctx(&ctx);
#else
result = strncmp(KERNEL_SU_DOMAIN, domain, seclen) == 0;
security_release_secctx(domain, seclen);
#endif
return result;
}
@@ -104,15 +119,30 @@ bool is_zygote(void *sec)
if (!tsec) {
return false;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 14, 0)
struct lsm_context ctx;
#else
char *domain;
u32 seclen;
#endif
bool result;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 14, 0)
int err = security_secid_to_secctx(tsec->sid, &ctx);
#else
int err = security_secid_to_secctx(tsec->sid, &domain, &seclen);
#endif
if (err) {
return false;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 14, 0)
result = strncmp("u:r:zygote:s0", ctx.context, ctx.len) == 0;
security_release_secctx(&ctx);
#else
result = strncmp("u:r:zygote:s0", domain, seclen) == 0;
security_release_secctx(domain, seclen);
#endif
return result;
}