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-rw-r--r--erts/emulator/test/decode_packet_SUITE.erl25
1 files changed, 23 insertions, 2 deletions
diff --git a/erts/emulator/test/decode_packet_SUITE.erl b/erts/emulator/test/decode_packet_SUITE.erl
index 13f17e972c..add14ac87c 100644
--- a/erts/emulator/test/decode_packet_SUITE.erl
+++ b/erts/emulator/test/decode_packet_SUITE.erl
@@ -24,10 +24,10 @@
-include("test_server.hrl").
-export([all/1,init_per_testcase/2,fin_per_testcase/2,
- basic/1, packet_size/1, neg/1, http/1, line/1, ssl/1]).
+ basic/1, packet_size/1, neg/1, http/1, line/1, ssl/1, otp_8536/1]).
all(suite) ->
- [basic, packet_size, neg, http, line, ssl].
+ [basic, packet_size, neg, http, line, ssl, otp_8536].
init_per_testcase(Func, Config) when is_atom(Func), is_list(Config) ->
Seed = {S1,S2,S3} = now(),
@@ -504,6 +504,27 @@ ssl(Config) when is_list(Config) ->
F(v2hello),
ok.
+otp_8536(doc) -> ["Corrupt sub-binary-strings from httph_bin"];
+otp_8536(Config) when is_list(Config) ->
+ lists:foreach(fun otp_8536_do/1, lists:seq(1,50)),
+ ok.
+
+otp_8536_do(N) ->
+ Data = <<"some data 123">>,
+ Letters = <<"bcdefghijklmnopqrstuvwxyzyxwvutsrqponmlkjihgfedcba">>,
+ <<HdrTail:N/binary,_/binary>> = Letters,
+ Hdr = <<$A, HdrTail/binary>>,
+ Bin = <<Hdr/binary, ": ", Data/binary, "\r\n\r\n">>,
+
+ io:format("Bin='~p'\n",[Bin]),
+ ?line {ok,{http_header,0,Hdr2,undefined,Data2},<<"\r\n">>} = decode_pkt(httph_bin, Bin, []),
+
+ %% Do something to trash the C-stack, how about another decode_packet:
+ decode_pkt(httph_bin,<<Letters/binary, ": ", Data/binary, "\r\n\r\n">>, []),
+
+ %% Now check that we got the expected binaries
+ {Hdr, Data} = {Hdr2, Data2}.
+
decode_pkt(Type,Bin) ->
decode_pkt(Type,Bin,[]).
decode_pkt(Type,Bin,Opts) ->