Re: [tor-bugs] #5072 [Obfsproxy]: obfsproxy assertion failure src/network.c:726: down->buffer == bev

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#5072: obfsproxy assertion failure src/network.c:726: down->buffer == bev
-----------------------+----------------------------------------------------
 Reporter:  arma       |          Owner:  asn
     Type:  defect     |         Status:  new
 Priority:  normal     |      Milestone:     
Component:  Obfsproxy  |        Version:     
 Keywords:             |         Parent:     
   Points:             |   Actualpoints:     
-----------------------+----------------------------------------------------

Comment(by arma):

 The warns that went with that backtrace:
 {{{
 [warn] simple_server_listener_cb: conn: '0x1feac10' conn->buffer:
 '0x1febf60'
 [warn] pending_conn_cb: circ->downstream: '0x1feac10'
 circ->downstream->buffer: '0x1febf60'
 [warn] simple_server_listener_cb: conn: '0x1fec7d0' conn->buffer:
 '0x1fec9a0'
 [warn] pending_conn_cb: circ->downstream: '0x1fec7d0'
 circ->downstream->buffer: '0x1fec9a0'
 [warn] simple_server_listener_cb: conn: '0x2030140' conn->buffer:
 '0x202f910'
 [warn] pending_conn_cb: circ->downstream: '0x2030140'
 circ->downstream->buffer: '0x202f910'
 [warn] simple_server_listener_cb: conn: '0x20300b0' conn->buffer:
 '0x2030440'
 [warn] pending_conn_cb: circ->downstream: '0x20300b0'
 circ->downstream->buffer: '0x2030440'
 [warn] simple_server_listener_cb: conn: '0x2035aa0' conn->buffer:
 '0x2035af0'
 [warn] pending_conn_cb: circ->downstream: '0x2035aa0'
 circ->downstream->buffer: '0x2035af0'
 [warn] simple_server_listener_cb: conn: '0x2030810' conn->buffer:
 '0x2015500'
 [warn] pending_conn_cb: circ->downstream: '0x2030810'
 circ->downstream->buffer: '0x2015500'
 [warn] simple_server_listener_cb: conn: '0x1fffc20' conn->buffer:
 '0x1fff630'
 [warn] pending_conn_cb: circ->downstream: '0x1fffc20'
 circ->downstream->buffer: '0x1fff630'
 [warn] simple_server_listener_cb: conn: '0x2015050' conn->buffer:
 '0x2034f70'
 [warn] pending_conn_cb: circ->downstream: '0x2015050'
 circ->downstream->buffer: '0x2034f70'
 [warn] simple_server_listener_cb: conn: '0x1fff9f0' conn->buffer:
 '0x2045bd0'
 [warn] pending_conn_cb: circ->downstream: '0x1fff9f0'
 circ->downstream->buffer: '0x2045bd0'
 [warn] simple_server_listener_cb: conn: '0x2030060' conn->buffer:
 '0x2030810'
 [warn] pending_conn_cb: circ->downstream: '0x2030060'
 circ->downstream->buffer: '0x2030810'
 [warn] simple_server_listener_cb: conn: '0x2030120' conn->buffer:
 '0x1fec380'
 [warn] pending_conn_cb: circ->downstream: '0x2030120'
 circ->downstream->buffer: '0x1fec380'
 [warn] simple_server_listener_cb: conn: '0x2035a40' conn->buffer:
 '0x1ffc720'
 [warn] pending_conn_cb: circ->downstream: '0x2035a40'
 circ->downstream->buffer: '0x1ffc720'
 [warn] simple_server_listener_cb: conn: '0x2035aa0' conn->buffer:
 '0x20245f0'
 [warn] pending_conn_cb: circ->downstream: '0x2035aa0'
 circ->downstream->buffer: '0x20245f0'
 [warn] simple_server_listener_cb: conn: '0x20247f0' conn->buffer:
 '0x20304e0'
 [warn] pending_conn_cb: circ->downstream: '0x20247f0'
 circ->downstream->buffer: '0x20304e0'
 [warn] downstream_read_cb: bev: '0x1fec380' down->buffer:'0x2045660',
 down: '0x20459d0'
 [warn] bev == down->circuit->upstream->buffer: 0
 bev == down->circuit->downstream->buffer: 1
 down->buffer == down->circuit->upstream->buffer: 1
 down->buffer == down->circuit->downstream->buffer: 0

 [error] assertion failure at src/network.c:740: 0
 }}}

-- 
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/5072#comment:6>
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