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libwally: upgrade to v0.7.4.

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On master I get a crash and the following from valgrind, which
seems like a libwally bug.  Upgrading made it go away.

==45076== Invalid read of size 1
==45076==    at 0x1191A1: topo_add_utxos (chaintopology.c:657)
==45076==    by 0x11935F: add_tip (chaintopology.c:681)
==45076==    by 0x1197E6: have_new_block (chaintopology.c:761)
==45076==    by 0x114BB0: process_rawblock (bitcoind.c:480)
==45076==    by 0x1140A0: bcli_finished (bitcoind.c:227)
==45076==    by 0x1A4CA2: destroy_conn (poll.c:244)
==45076==    by 0x1A4CC2: destroy_conn_close_fd (poll.c:250)
==45076==    by 0x1B28CD: notify (tal.c:235)
==45076==    by 0x1B2DBC: del_tree (tal.c:397)
==45076==    by 0x1B3148: tal_free (tal.c:481)
==45076==    by 0x1A34C1: io_close (io.c:450)
==45076==    by 0x1A53DD: io_loop (poll.c:449)
==45076==  Address 0x59fc658 is 4 bytes after a block of size 4 alloc'd
==45076==    at 0x483874F: malloc (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so)
==45076==    by 0x1BD3A5: tx_from_bytes (in /home/rusty/lightning-ltest/lightningd/lightningd)
==45076==    by 0x1715C3: pull_bitcoin_tx (tx.c:411)
==45076==    by 0x16B25A: bitcoin_block_from_hex (block.c:54)
==45076==    by 0x114B45: process_rawblock (bitcoind.c:473)
==45076==    by 0x1140A0: bcli_finished (bitcoind.c:227)
==45076==    by 0x1A4CA2: destroy_conn (poll.c:244)
==45076==    by 0x1A4CC2: destroy_conn_close_fd (poll.c:250)
==45076==    by 0x1B28CD: notify (tal.c:235)
==45076==    by 0x1B2DBC: del_tree (tal.c:397)
==45076==    by 0x1B3148: tal_free (tal.c:481)
==45076==    by 0x1A34C1: io_close (io.c:450)

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2019-10-03 16:18:41 +09:30 committed by Christian Decker
parent b3a6279392
commit 776674117b
1 changed files with 1 additions and 1 deletions
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2
external/libwally-core vendored

@ -1 +1 @@
Subproject commit 1b7ce30c8ceb9e95820486dbc1015b04f5f8b683
Subproject commit 50042b527cc0ee6ef27c8620d2d2550157a0958b