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erlang
1262-erts-Don-t-crash-on-maps-on-crash-dumps.patch
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File 1262-erts-Don-t-crash-on-maps-on-crash-dumps.patch of Package erlang
From 99655be9a918671b56846ff1731196c0d467f4cd Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B6rn-Egil=20Dahlberg?= <egil@erlang.org> Date: Wed, 8 Jun 2016 18:58:21 +0200 Subject: [PATCH] erts: Don't crash on maps on crash dumps - Large Maps could cause a stack overrun during crash dump generation. - This is a simple workaround until a solution has been implemented. - The error has no impact on a running system. --- erts/emulator/beam/erl_process_dump.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/erts/emulator/beam/erl_process_dump.c b/erts/emulator/beam/erl_process_dump.c index eeaa9a5..a70dfb8 100644 --- a/erts/emulator/beam/erl_process_dump.c +++ b/erts/emulator/beam/erl_process_dump.c @@ -560,6 +560,11 @@ dump_externally(int to, void *to_arg, Eterm term) } } + /* Do not handle maps */ + if (is_map(term)) { + term = am_undefined; + } + s = p = sbuf; erts_encode_ext(term, &p); erts_print(to, to_arg, "E%X:", p-s); -- 2.1.4
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