From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 5166 invoked by alias); 17 Jan 2003 15:17:08 -0000 Mailing-List: contact gdb-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sources.redhat.com Received: (qmail 5153 invoked from network); 17 Jan 2003 15:17:01 -0000 Received: from unknown (HELO crack.them.org) (65.125.64.184) by sources.redhat.com with SMTP; 17 Jan 2003 15:17:01 -0000 Received: from nevyn.them.org ([66.93.61.169] ident=mail) by crack.them.org with asmtp (Exim 3.12 #1 (Debian)) id 18Za7i-0008Ee-00; Fri, 17 Jan 2003 11:17:42 -0600 Received: from drow by nevyn.them.org with local (Exim 3.36 #1 (Debian)) id 18ZYEv-00013y-00; Fri, 17 Jan 2003 10:17:01 -0500 Date: Fri, 17 Jan 2003 15:17:00 -0000 From: Daniel Jacobowitz To: Frank van Eijkelenburg Cc: Gnu Debugger mailing list Subject: Re: multithreaded remote debugging Message-ID: <20030117151701.GA20207@nevyn.them.org> Mail-Followup-To: Frank van Eijkelenburg , Gnu Debugger mailing list References: <20030117145607.GA29639@nevyn.them.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.1i X-SW-Source: 2003-01/txt/msg00308.txt.bz2 On Fri, Jan 17, 2003 at 04:09:33PM +0100, Frank van Eijkelenburg wrote: > libthread_db.so.1 is installed on the target. I have a copy of the > application on the host. Actually its the same file as the target uses. I > mount the directory with the application from the host at the target. Do I > have to tell gdb where to find some directories? Sometimes, but it doesn't seem to be the problem here. I think your binary has had some symbols removed, or something similar. GDB is looking for "__pthread_threads_events" and not finding it. Are you running GDB with the file being debugged? Does it have symbol information? The "in ??" is suspicious. > > The application is not stripped. And here is a session log: > > (gdb) handle SIG32 > Signal Stop Print Pass to program Description > SIG32 Yes Yes Yes Real-time event 32 > (gdb) set debug remote 1 > (gdb) target remote 172.16.200.100:2345 > Remote debugging using 172.16.200.100:2345 > Sending packet: $Hc-1#09...Ack > Packet received: OK > Sending packet: $qC#b4...Ack > Packet received: > Sending packet: $qOffsets#4b...Ack > Packet received: > Sending packet: $?#3f...Ack > Packet received: T050b:00000000;0d:10feffbf;0f:10250040; > Sending packet: $Hg0#df...Ack > Packet received: OK > Sending packet: $g#67...Ack > Packet received: > 00000000e6feffbf000000000000000000000000000000000000000000000000000000000000 > 000000000000000000000000000010feffbf0000000010250040000000000000000000000000 > 0000000000000000000000000000000000000000000000000000000000000000000000000000 > 0000000000000000000000000000000000000000000000000000000000000000000000000000 > 00000000000000000000000010000000 > Sending packet: $m40002510,4#59...Ack > Packet received: 0d00a0e1 > Sending packet: $m40002510,4#59...Ack > Packet received: 0d00a0e1 > Sending packet: $m0,4#fd...Ack > Packet received: ffffffff > 0x40002510 in ?? () > Sending packet: $m2085340,a8#98...Ack > Packet received: > 01000000fc0300000f000000f20c00000c000000dc2c00020d000000e4a50602040000003001 > 0002050000001018000206000000400800020a000000070d00000b0000001000000015000000 > 0000000003000000cc4f080202000000600300001400000011000000170000007c2900021100 > 00007427000212000000080200001300000008000000feffff6f34270002ffffff6f01000000 > f0ffff6f382500020000000000000000 > Sending packet: $qSymbol::#5b...Ack > Packet received: qSymbol:5f5f707468726561645f746872656164735f6576656e7473 > Packet qSymbol (symbol-lookup) is supported > Sending packet: > $qSymbol::5f5f707468726561645f746872656164735f6576656e7473#47...Ack > Packet received: OK > (gdb) c > Continuing. > Sending packet: $Z0,4000e630,4#d8...Ack > Packet received: > Packet Z0 (software-breakpoint) is NOT supported > Sending packet: $m4000e630,4#8f...Ack > Packet received: 29e04be2 > Sending packet: $X4000e630,0:#b0...Ack > Packet received: > binary downloading NOT suppported by target > Sending packet: $M4000e630,4:01009fef#d4...Ack > Packet received: OK > Sending packet: $Hc0#db...Ack > Packet received: OK > Sending packet: $c#63...Ack > Packet received: T4d0b:3cfbffbf;0d:1cfbffbf;0f:34050440; > > Program received signal SIG32, Real-time event 32. > Sending packet: $g#67...Ack > Packet received: > fcffffff080000000000a0bf04ee07021cee070240fbffbf020000005037104060e20a02ac4f > 0a024ce10f403cfbffbf1cfbffbf1cfbffbf2405044034050440000000000000000000000000 > 0000000000000000000000000000000000000000000000000000000000000000000000000000 > 0000000000000000000000000000000000000000000000000000000000000000000000000000 > 00000000000000000000000010000020 > Sending packet: $m40040534,4#61...Ack > Packet received: 0040a0e1 > Sending packet: $m40040534,4#61...Ack > Packet received: 0040a0e1 > Sending packet: $mbffffb3c,4#bf...Ack > Packet received: 04050440 > Sending packet: $m400404fc,4#c2...Ack > Packet received: b0a09fe5 > Sending packet: $m40040500,4#5a...Ack > Packet received: b0209fe5 > Sending packet: $m40040504,4#5e...Ack > Packet received: 0aa08fe0 > Sending packet: $m40040508,4#62...Ack > Packet received: 02709ae7 > Sending packet: $m4004050c,4#8d...Ack > Packet received: 04b04ce2 > Sending packet: $m40040510,4#5b...Ack > Packet received: 003097e5 > Sending packet: $m40040514,4#5f...Ack > Packet received: 0050a0e1 > Sending packet: $m40040518,4#63...Ack > Packet received: 000053e3 > Sending packet: $m4004051c,4#8e...Ack > Packet received: 1700001a > Sending packet: $M4000e630,4:29e04be2#d6...Ack > Packet received: OK > 0x40040534 in ?? () > (gdb) > > -- Daniel Jacobowitz MontaVista Software Debian GNU/Linux Developer