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8379041: Crash in ResolvedFieldEntry::assert_is_valid(): invalid put bytecode 0

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Reviewed-by: matsaave, dholmes
This commit is contained in:
Coleen Phillimore 2026-03-04 13:22:24 +00:00
parent 12af936ae4
commit 7c8f66c831
1 changed files with 7 additions and 4 deletions
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11
src/hotspot/share/oops/resolvedFieldEntry.cpp
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@ -77,10 +77,13 @@ void ResolvedFieldEntry::assert_is_valid() const {
"field offset out of range %d >= %d", field_offset(), instanceOopDesc::base_offset_in_bytes());
assert(as_BasicType((TosState)tos_state()) != T_ILLEGAL, "tos_state is ILLEGAL");
assert(_flags < (1 << (max_flag_shift + 1)), "flags are too large %d", _flags);
assert((get_code() == 0 || get_code() == Bytecodes::_getstatic || get_code() == Bytecodes::_getfield),
"invalid get bytecode %d", get_code());
assert((put_code() == 0 || put_code() == Bytecodes::_putstatic || put_code() == Bytecodes::_putfield),
"invalid put bytecode %d", put_code());
// Read each bytecode once.
volatile Bytecodes::Code g = (Bytecodes::Code)get_code();
assert(g == 0 || g == Bytecodes::_getstatic || g == Bytecodes::_getfield, "invalid get bytecode %d", g);
volatile Bytecodes::Code p = (Bytecodes::Code)put_code();
assert(p == 0 || p == Bytecodes::_putstatic || p == Bytecodes::_putfield, "invalid put bytecode %d", p);
}
#endif