From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 4 Dec 2006 17:39:48 +0300 From: Anthony Sharobaiko Subject: Re: [Xenomai-help] Xenomai install problems Message-ID: <20061204143948.GA20411@domain.hid> References: <20061204133717.GA20186@domain.hid> <4574268C.7000705@domain.hid> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4574268C.7000705@domain.hid> List-Id: Help regarding installation and common use of Xenomai List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Jan Kiszka Cc: xenomai@xenomai.org On Mon, Dec 04, 2006 at 02:45:48PM +0100, Jan Kiszka wrote: > Is it a pure user-space crash, or do you also see some oops in the > kernel logs? Yes, sometimes (I still can not understand what affects this) it crashes with oops: === cut here === root@domain.hid# ./run * * * Type ^C to stop this application. * * Bad mode in prefetch abort handler detected: mode UK13_32 Internal error: Oops - bad mode: 0 [#1] Modules linked in: CPU: 0 PC is at 0x228 LR is at 0x22b pc : [<00000228>] lr : [<0000022b>] Not tainted sp : c06f1fb8 ip : 4002afd4 fp : be9d3cb8 r10: 00000000 r9 : 00000000 r8 : 400331b4 r7 : 00000001 r6 : be9d3e34 r5 : be9d3e3c r4 : 4001c8dc r3 : 4001c8f0 r2 : be9d3cbc r1 : 00000001 r0 : ffffffda Flags: nzcv IRQs on FIQs on Mode UK13_32 Segment user Control: 397F Table: A3F34000 DAC: 00000015 Process latency (pid: 1099, stack limit = 0xc06f01a0) Stack: (0xc06f1fb8 to 0xc06f2000) 1fa0: ffffffda 00000001 1fc0: be9d3cbc 4001c8f0 4001c8dc be9d3e3c be9d3e34 00000001 400331b4 00000000 1fe0: 00000000 be9d3cb8 4002afd4 c06f1fb8 0000022b 00000228 0000001d ffffffff Backtrace: invalid frame pointer 0xbe9d3cb8 Code: bad PC value. /usr/xenomai/bin/xeno-load: line 247: 1099 Segmentation fault $suflag $* $cmdargs === cut here === How can I provide more detailed log? ksymoops? > If it's user-space, place attach gdb to find out where it > crashes. ok, I'll try to put gdbserver in there and look. -- WBR, Anthony Sharobaiko.