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5ea1fade60
pubkey_from_hexstr() was failing, which we didn't notice because we
weren't checking the return value. The problem was that we were passing
it a strlen that was half the actual length.
Relevant error:
[libsecp256k1] illegal argument: !secp256k1_fe_is_zero(&ge->x)
==417723== ERROR: libFuzzer: deadly signal
#7 0x7f5deaacc7fb in abort
#8 0x51b0b0 in secp256k1_default_illegal_callback_fn secp256k1.c
#9 0x51bd8e in secp256k1_ec_pubkey_serialize
#10 0x4e235b in pubkey_to_der bitcoin/pubkey.c:29:7
#11 0x4e2941 in pubkey_cmp bitcoin/pubkey.c:89:2
#12 0x4e333d in bitcoin_redeem_2of2 bitcoin/script.c:144:6
#13 0x4f1396 in run tests/fuzz/fuzz-close_tx.c:78:19
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| .. | ||
| fuzz-addr.c | ||
| fuzz-amount.c | ||
| fuzz-base32-64.c | ||
| fuzz-bech32.c | ||
| fuzz-bigsize.c | ||
| fuzz-bip32.c | ||
| fuzz-channel_id.c | ||
| fuzz-close_tx.c | ||
| fuzz-descriptor_checksum.c | ||
| fuzz-hsm_encryption.c | ||
| fuzz-initial_channel.c | ||
| libfuzz.c | ||
| libfuzz.h | ||
| Makefile | ||
| run.py | ||