0001652: random SIGSEGV in amuleweb CProgressImage::CreateSpan

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Project

Category

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Date Submitted

Last Update

0001652

aMule

GUI

public

2011-02-05 15:31

2011-05-20 20:45

Reporter

moo

Assigned To

Priority

normal

Severity

major

Reproducibility

random

Status

closed

Resolution

unable to reproduce

Platform

OS Version

Product Version

2.2.6

Target Version

Fixed in Version

Summary

0001652: random SIGSEGV in amuleweb CProgressImage::CreateSpan

Description

it seems this happens after a download is completed and when progress bar image is requested, yet can't find a clue

Additional Information

Program received signal SIGSEGV, Segmentation fault.
0x08056bd0 in CProgressImage::CreateSpan (this=0x8aba94c) at WebServer.cpp:1079
1079 m_ColorLine[j] = RGB(255, 208, 0);
(gdb) bt
#0 0x08056bd0 in CProgressImage::CreateSpan (this=0x8aba94c) at WebServer.cpp:1079
0000001 0x08057817 in CDynProgressImage::DrawImage (this=0x8aba940) at WebServer.cpp:1158
0000002 0x08057a05 in CDynProgressImage::RequestData (this=0x8aba940, size=@0xbf87ca68) at WebServer.cpp:1176
0000003 0x08052b52 in CScriptWebServer::ProcessImgFileReq (this=0x895f188, Data=
      {parsedURL = {m_path = {<wxStringBase> = {static npos = 4294967295, m_pchData = 0xb77daaa8}, <No data fields>}, m_file = {<wxStringBase> = {static npos = 4294967295, m_pchData = 0x96c3064}, <No data fields>}, m_params = {_M_t = {_M_impl = {<std::allocator<std::_Rb_tree_node<std::pair<const wxString, wxString> > >> = {<__gnu_cxx::new_allocator<std::_Rb_tree_node<std::pair<const wxString, wxString> > >> = {<No data fields>}, <No data fields>}, _M_key_compare = {<std::binary_function<wxString, wxString, bool>> = {<No data fields>}, <No data fields>}, _M_header = {_M_color = std::_S_red, _M_parent = 0x0, _M_left = 0xbf87cb64, _M_right = 0xbf87cb64}, _M_node_count = 0}}}}, sURL = {<wxStringBase> = {static npos = 4294967295, m_pchData = 0x96c2f84}, <No data fields>}, SessionID = 1804289383, pSocket = 0x96c3f98}) at WebServer.cpp:342
0000004 0x08072e0c in CWebSocket::OnRequestReceived (this=0x96c3f98,
    pHeader=0x96c6b86 "HTTP/1.1\r\nHost: router:4711\r\nConnection: keep-alive\r\nReferer: http://router:4711/amuleweb-main-dload.php\r\nAccept: [^] */*\r\nUser-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/534.16 (K"..., pData=0x0, dwDataLen=0)
    at WebSocket.cpp:222
0000005 0x08072752 in CWebSocket::OnInput (this=0x96c3f98) at WebSocket.cpp:117
0000006 0x080529c4 in CWebServerBase::OnWebSocketEvent (this=0x895f188, event=@0x969ecb8) at WebServer.cpp:314
0000007 0xb773156f in wxAppConsole::HandleEvent () from /usr/lib/libwx_baseu-2.8.so.0
0000008 0x0895f188 in ?? ()
0000009 0x0969ecb8 in ?? ()
0000010 0xbf87cce8 in ?? ()
#11 0xb78315c4 in wxSocketBase::OnRequest () from /usr/lib/libwx_baseu_net-2.8.so.0
0000012 0xbf87cca4 in ?? ()
0000013 0xbf87cca4 in ?? ()
0000014 0xbf87ccd8 in ?? ()
0000015 0xb77c6449 in wxEvtHandler::ProcessEventIfMatches () from /usr/lib/libwx_baseu-2.8.so.0
Backtrace stopped: previous frame inner to this frame (corrupt stack?)

(gdb) p j
$1 = 4562604

(gdb) p start
$2 = 4562604
(gdb) p end
$3 = 4562632
(gdb) p i
$4 = 5
(gdb) p colored_gaps_size
$5 = 23
(gdb) p m_width
$10 = 145470464

Issue History
Date Modified	Username	Field	Change
2011-02-05 15:31	moo	New Issue
2011-02-05 15:31	moo	Operating System	=> openwrt linux
2011-03-09 10:29	sturedman	Note Added: 0003540
2011-05-20 20:45	sturedman	Status	new => closed
2011-05-20 20:45	sturedman	Resolution	open => unable to reproduce

Notes
(0003540) sturedman (developer) 2011-03-09 10:29	Please verify if this happens in SVN too.

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