- From: Franco Minutiello <franco.minutiello_at_darts.it>
- Date: Thu, 25 Oct 2007 16:07:15 +0200
Hi, I Have a strange problem using the module comedi_parport Here is my system configuration Kernel 2.6.19 patched with RTAI 3.5 Dist debian etch if I install the module comedi_parport with the following configuration comedi_config /dev/comedi0 comedi_parport 0x378,7 With an heavy disk activity i see this message on console etch kernel: Oops: 0000 [#1] Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: PREEMPT Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: CPU: 0 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: EIP: 0060:[<c016415a>] Tainted: P VLI Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: EFLAGS: 00010206 (2.6.19-rtai35 #4) Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: EIP is at __d_lookup+0x15b/0x1b3 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: eax: 0000b43a ebx: 0000ffff ecx: 00000010 edx: 00002f68 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: esi: 00000400 edi: d3f425ec ebp: d247de10 esp: d247dd88 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: ds: 007b es: 007b ss: 0068 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: Process grep (pid: 2846, ti=d247c000 task=d4041030 task.ti=d247c000) Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: Stack: d3f42644 d47f701b 00000003 00000008 29721507 d47f701f d247def4 d47f701f Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: 00000008 ddee42c0 c015a674 d3f425ec d247de10 d3846778 d247de1c d247de10 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: d247def4 ddee42c0 d247def4 d47f701f 00000008 ddee42c0 c015c4cc d3f42a48 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: Call Trace: Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: [<c015a674>] do_lookup+0x2c/0x16b Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: [<c015c4cc>] __link_path_walk+0xa3f/0xf41 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: [<c01352d4>] do_generic_mapping_read+0x4c9/0x556 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: [<c015ca21>] link_path_walk+0x53/0xd0 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: [<c01513ac>] do_filp_open+0x44/0x4b Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: [<c015ce3c>] do_path_lookup+0x23f/0x260 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: [<c015b7e4>] getname+0x6c/0xa9 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: [<c015d6cf>] __user_walk_fd+0x31/0x4c Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: [<c01563ef>] vfs_stat_fd+0x1e/0x52 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: [<c01513ac>] do_filp_open+0x44/0x4b Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: [<c01564d3>] vfs_stat+0x1f/0x23 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: [<c01564ef>] sys_stat64+0x18/0x2c Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: [<c0150f93>] filp_close+0x61/0x69 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: [<c0152205>] sys_close+0xab/0x116 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: [<c0102d8c>] sysenter_past_esp+0x65/0x69 Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: ======================= Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: Code: e0 ff ff ff 48 14 81 3d 80 d0 35 c0 00 ad 35 c0 75 13 89 e0 25 00 e0 ff ff 8b 40 08 a8 08 74 05 e8 19 f2 19 00 8b 36 85 f6 74 17 <8b> 06 0f 18 00 90 8d 5e f4 8b 44 24 10 39 43 18 75 e8 e9 fb fe Message from syslogd_at_etch at Wed Oct 3 13:43:21 2007 ... etch kernel: EIP: [<c016415a>] __d_lookup+0x15b/0x1b3 SS:ESP 0068:d247dd88 Changing the configuration in the following way,removing the IRQ level, the problem disappear. comedi_config /dev/comedi0 comedi_parport 0x378,7 Any idea? Thanks
Received on 2007-10-25Z13:07:15