I have the same problem:
Code:
./rtmpdump -r "rtmpe://fms.ec-music.myspacecdn.com/" -a "" -f "LNX 11,3,31,232" -W "http://lads.myspacecdn.com/music/sdkwrapper/SDKWrapper.2.2.16.swf?ili=false&pguid=c05352624a8843bd9b3e1ddd261a4e10&pertid64=48556357023904339&cip=91.121.193.134&sip=172.16.0.2&hash=MIGmBgkrBgEEAYI3WAOggZgwgZUGCisGAQQBgjdYAwGggYYwgYMCAwIAAQICZgMCAgDABAip1Ny3okKfvQQQ6APAAkh79izbeoEff42F4QRY8zgxXEl2Cn6h7sqwpAjOXkIuWNTEFYoLfzOQvofDJbkG2b86pUsYA%252buZE%252bBTuMdQoU1xfdAvwu01ZD5z4OzurF3GIzg3rFzZwI1sN8M11%252fXXsJAOZIpGZA%253d%253d&pertid=5332ffdbbf81ac000000000000000000&ptype=30&hostenv=www.&uid=-1&pcc=fr-FR&cc=fr-FR" -p "http://www.myspace.com/music/player?sid=87831010&ac=now" -y "mp4:music02/300/dca9baa3175f47b28a0979bf2c03aa5e/std.m4a" -o std.flv -V
RTMPDump v2.4
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
DEBUG: Protocol : RTMPE
DEBUG: Hostname : fms.ec-music.myspacecdn.com
DEBUG: Port : 1935
DEBUG: Playpath : mp4:music02/300/dca9baa3175f47b28a0979bf2c03aa5e/std.m4a
DEBUG: tcUrl : rtmpe://fms.ec-music.myspacecdn.com:1935/
DEBUG: swfUrl : http://lads.myspacecdn.com/music/sdkwrapper/SDKWrapper.2.2.16.swf?ili=false&pguid=c05352624a8843bd9b3e1ddd261a4e10&pertid64=48556357023904339&cip=91.121.193.134&sip=172.16.0.2&hash=MIGmBgkrBgEEAYI3WAOggZgwgZUGCisGAQQBgjdYAwGggYYwgYMCAwIAAQICZgMCAgDABAip1Ny3okKfvQQQ6APAAkh79izbeoEff42F4QRY8zgxXEl2Cn6h7sqwpAjOXkIuWNTEFYoLfzOQvofDJbkG2b86pUsYA%252buZE%252bBTuMdQoU1xfdAvwu01ZD5z4OzurF3GIzg3rFzZwI1sN8M11%252fXXsJAOZIpGZA%253d%253d&pertid=5332ffdbbf81ac000000000000000000&ptype=30&hostenv=www.&uid=-1&pcc=fr-FR&cc=fr-FR
DEBUG: pageUrl : http://www.myspace.com/music/player?sid=87831010&ac=now
DEBUG: app :
DEBUG: flashVer : LNX 11,3,31,232
DEBUG: StartTime : 1222271616 msec
DEBUG: live : no
DEBUG: timeout : 0 sec
DEBUG: SWFSHA256:
DEBUG: 5e ee b1 f1 bb ba 2d c8 ae 5c ea a4 dd fb 1f 68
DEBUG: 2b 7c 25 f3 37 85 db 87 a9 ec 20 b5 f0 9b b6 fb
DEBUG: SWFSize : 17663
DEBUG: Setting buffer time to: 36000000ms
Connecting ...
Erreur de segmentation
It's the last version on git. I'm on Debian 6.0.