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Merge "debuggerd: recognize jumps to non-executable memory." into main

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Elliott Hughes 2024-09-11 18:54:46 +00:00 • committed by Gerrit Code Review
commit 354bd064a1
1 changed files with 3 additions and 0 deletions
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debuggerd/libdebuggerd/tombstone_proto.cpp
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@ -356,6 +356,9 @@ static void dump_probable_cause(Tombstone* tombstone, unwindstack::AndroidUnwind
auto map_info = maps->Find(fault_addr);
if (map_info != nullptr && map_info->flags() == PROT_EXEC) {
cause = "execute-only (no-read) memory access error; likely due to data in .text.";
} else if (fault_addr == target_thread.registers->pc() &&
map_info != nullptr && (map_info->flags() & PROT_EXEC) == 0) {
cause = "trying to execute non-executable memory.";
} else {
cause = get_stack_overflow_cause(fault_addr, target_thread.registers->sp(), maps);
}