On Friday 27 February 2009 21:08:02 Michael Buesch wrote: > On Friday 27 February 2009 20:56:52 Michael Buesch wrote: > > On Friday 27 February 2009 20:33:24 Chris Radek wrote: > > > On Fri, Feb 27, 2009 at 06:41:42PM +0100, Michael Buesch wrote: > > > > It always crashes a few microns before we reach the destination in Z. > > > > I think this might have something to do with the backlash compensation. > > > > > > When it crashes what are the symptoms? can you move windows? move > > > the mouse pointer? does the caps-lock light still work? Do the > > > step pulses continue or stop? > > > > It crashes the kernel or RTAI. Often it will immediately reboot the machine. > > > > > Have you tried disabling screw compensation? > > > > I will try that next. > > Ok I tried and it also crashes without backlash compensation. So it's not > related. > > It immediately crashes if I type this into MDI: > (I'm at x0 y0) > G3 X10 Y-10 I10 J0 > > ... Or any other arc move. It will crash right after I hit the enter button. > The machine does not move. >
I managed to catch the following oops through netconsole: [ 173.089228] PIPELINE layers: [ 173.089287] ffffffff8805ac40 9ac15d93 RTAI 200 [ 173.089347] ffffffff80b4cd40 0 Linux 100 [ 173.108483] RTAI[malloc]: global heap size = 2097152 bytes, <BSD>. [ 173.108721] RTAI[sched]: IMMEDIATE, MP, USER/KERNEL SPACE: <with RTAI OWN KTASKs>, kstacks pool size = 524288 byt es. [ 173.108833] RTAI[sched]: hard timer type/freq = APIC/12401000(Hz); default timing: periodic; linear timed lists. [ 173.108905] RTAI[sched]: Linux timer freq = 1000 (Hz), CPU freq = 2593648000 hz. [ 173.108969] RTAI[sched]: timer setup = 999 ns, resched latency = 2944 ns. [ 173.166727] RTAI[math]: loaded. [ 173.365274] config string '0xDC00 0xD800' [ 223.813633] milltask[2619] trap invalid opcode rip:2b46436991ee rsp:7fff6788f010 error:0 [ 223.813753] general protection fault: 0000 [1] PREEMPT SMP [ 223.813762] CPU 0 [ 223.813766] Modules linked in: charge_pump stepgen hal_parport probe_parport motmod trivkins hal_lib rtapi rtai_m ath rtai_sem rtai_shm rtai_fifos rtai_sched rtai_hal ipv6 k8temp evdev [ 223.813807] Pid: 2619, comm: milltask Not tainted 2.6.24.7-rtai #5 [ 223.813810] RIP: 0010:[<ffffffff80265f48>] [<ffffffff80265f48>] acct_collect+0x58/0x1c0 [ 223.813822] RSP: 0000:ffff810075863ce8 EFLAGS: 00010286 [ 223.813825] RAX: fea5f0000727f000 RBX: a561311ee7241e8f RCX: ffff81007627c070 [ 223.813828] RDX: ffff81008051e000 RSI: 0000000000000001 RDI: ffff81007627c064 [ 223.813831] RBP: ffff810078081040 R08: ffff81007627c2e8 R09: 0000000000030002 [ 223.813834] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000004 [ 223.813838] R13: 0000000000000003 R14: ffff81007c00e628 R15: ffff81007c00e628 [ 223.813841] FS: 00002b46447fc0d0(0000) GS:ffffffff80a8a000(0000) knlGS:0000000000000000 [ 223.813844] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 223.813847] CR2: 00002b4643ae6c60 CR3: 0000000075011000 CR4: 00000000000006a0 [ 223.813850] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 223.813852] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 223.813855] Process milltask (pid: 2619, threadinfo ffff810075862000, task ffff81007c00e000) [ 223.813858] Stack: 0000000000000001 ffff81007c00e000 0000000000000004 ffffffff8023e5d8 [ 223.813870] 0000000000000000 ffffffff80245e21 ffff810075863e78 0000000000000246 [ 223.813881] ffff810000000000 0000000000000001 ffff810075863d38 ffff810075863d38 [ 223.813889] Call Trace: [ 223.813898] [<ffffffff8023e5d8>] do_exit+0x188/0x9d0 [ 223.813902] [<ffffffff80245e21>] free_uid+0x61/0x110 [ 223.813906] [<ffffffff8023ee4c>] do_group_exit+0x2c/0x90 [ 223.813911] [<ffffffff80249d83>] get_signal_to_deliver+0x2e3/0x4f0 [ 223.813916] [<ffffffff8020b2b9>] do_notify_resume+0xf9/0x880 [ 223.813920] [<ffffffff802479ad>] signal_wake_up+0x3d/0xb0 [ 223.813923] [<ffffffff80247ac9>] specific_send_sig_info+0xa9/0xc0 [ 223.813930] [<ffffffff807f996f>] _spin_unlock_irqrestore+0x4f/0x60 [ 223.813933] [<ffffffff80249573>] force_sig_info+0xa3/0xe0 [ 223.813938] [<ffffffff8020ebec>] do_invalid_op+0x9c/0xc0 [ 223.813943] [<ffffffff80584007>] sys_semctl+0x177/0x550 [ 223.813950] [<ffffffff8022100a>] __ipipe_handle_exception+0xfa/0x260 [ 223.813954] [<ffffffff8020c61f>] retint_signal+0x3d/0x7e [ 223.813959] [ 223.813960] [ 223.813961] Code: 48 03 58 10 48 2b 58 08 48 8b 40 18 48 85 c0 75 ef 65 48 8b [ 223.813998] RIP [<ffffffff80265f48>] acct_collect+0x58/0x1c0 [ 223.814003] RSP <ffff810075863ce8> [ 223.814006] ---[ end trace c3dd6704fe5bc41a ]--- [ 223.814008] Fixing recursive fault but reboot is needed! [ 223.815185] Default Trap Handler: vector 14: Suspend RT task ffff810075849000 [ 223.815187] Default Trap Handler: vector 6: Suspend RT task ffff81007c3ca800 [ 223.818293] axis[2620] general protection rip:2aaaad3b3339 rsp:7fff72d73970 error:0 Invalid opcode looks interesting. Compiler bug? I'll try an older compiler... -- Greetings, Michael. ------------------------------------------------------------------------------ Open Source Business Conference (OSBC), March 24-25, 2009, San Francisco, CA -OSBC tackles the biggest issue in open source: Open Sourcing the Enterprise -Strategies to boost innovation and cut costs with open source participation -Receive a $600 discount off the registration fee with the source code: SFAD http://p.sf.net/sfu/XcvMzF8H _______________________________________________ Emc-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-developers
