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Make invalid mprotects warn instead of panicking

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wheremyfoodat 2025-08-03 18:23:45 +03:00
commit c0794dd3d5
1 changed files with 4 additions and 2 deletions
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6
src/core/kernel/memory_management.cpp
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@ -114,8 +114,10 @@ void Kernel::controlMemory() {
// Official kernel has an internal state bit to indicate that the region's permissions may be changed // Official kernel has an internal state bit to indicate that the region's permissions may be changed
// But this should account for all cases // But this should account for all cases
if (!mem.testMemoryState(addr0, pages, MemoryState::Private) && !mem.testMemoryState(addr0, pages, MemoryState::Alias) && if (!mem.testMemoryState(addr0, pages, MemoryState::Private) && !mem.testMemoryState(addr0, pages, MemoryState::Alias) &&
!mem.testMemoryState(addr0, pages, MemoryState::Aliased) && !mem.testMemoryState(addr0, pages, MemoryState::AliasCode)) !mem.testMemoryState(addr0, pages, MemoryState::Aliased) && !mem.testMemoryState(addr0, pages, MemoryState::AliasCode)) {
Helpers::panic("Tried to mprotect invalid region!"); Helpers::warn("Tried to mprotect invalid region!");
return;
}
mem.changePermissions(addr0, pages, r, w, false); mem.changePermissions(addr0, pages, r, w, false);
regs[1] = addr0; regs[1] = addr0;