Hi, I am using rtnet with xenomai-3.0.5 and soem ethercat code to communicate with EK1818 Ethercat coupler , I am getting the following message in my syslog
and I am not able to get slave information. Jun 28 19:01:41 texsonics kernel: [ 2173.562482] BUG: unable to handle kernel paging request at 00007ffccbd27e10 Jun 28 19:01:41 texsonics kernel: [ 2173.562518] IP: [<ffffffffaa3f174c>] strncmp+0xc/0x50 Jun 28 19:01:41 texsonics kernel: [ 2173.562541] PGD 6d0f7067 Jun 28 19:01:41 texsonics kernel: [ 2173.562552] PUD 8484c067 Jun 28 19:01:41 texsonics kernel: [ 2173.562563] PMD 6d263067 Jun 28 19:01:41 texsonics kernel: [ 2173.562569] PTE 8000000099010867 Jun 28 19:01:41 texsonics kernel: [ 2173.562581] Jun 28 19:01:41 texsonics kernel: [ 2173.562589] Oops: 0001 [#1] SMP Jun 28 19:01:41 texsonics kernel: [ 2173.562601] Modules linked in: tdma(E) rtmac(E) rtcfg(E) rtcap(E) rt_loopback(E) rtudp(E) rtpacket(E) rtipv4(E) nls_utf8(E) isofs(E) uas(E) usb_storage(E) bnep(E) rfcomm(E) snd_hda_codec_hdmi(E) snd_hda_codec_realtek(E) intel_rapl(E) snd_hda_codec_generic(E) x86_pkg_temp_thermal(E) intel_powerclamp(E) i915(E) coretemp(E) kvm_intel(E) snd_hda_intel(E) kvm(E) snd_hda_codec(E) snd_hda_core(E) drm_kms_helper(E) joydev(E) input_leds(E) snd_hwdep(E) drm(E) snd_pcm(E) snd_seq_midi(E) snd_seq_midi_event(E) snd_rawmidi(E) snd_seq(E) irqbypass(E) snd_seq_device(E) snd_timer(E) hci_uart(E) i2c_algo_bit(E) btbcm(E) btqca(E) btintel(E) fb_sys_fops(E) snd(E) bluetooth(E) syscopyarea(E) crct10dif_pclmul(E) crc32_pclmul(E) ghash_clmulni_intel(E) aesni_intel(E) soundcore(E) rt_e1000e(E) sysfillrect(E) eeepc_wmi(E) Jun 28 19:01:41 texsonics kernel: [ 2173.562924] asus_wmi(E) sparse_keymap(E) aes_x86_64(E) sysimgblt(E) mxm_wmi(E) lrw(E) gf128mul(E) glue_helper(E) rtnet(E) acpi_als(E) serio_raw(E) ablk_helper(E) cryptd(E) intel_lpss_acpi(E) kfifo_buf(E) pinctrl_sunrisepoint(E) intel_lpss(E) shpchp(E) i2c_hid(E) video(E) industrialio(E) wmi(E) mei_me(E) mei(E) pinctrl_intel(E) mac_hid(E) parport_pc(E) ppdev(E) lp(E) parport(E) hid_generic(E) usbhid(E) hid(E) psmouse(E) e1000e(E) ptp(E) pps_core(E) ahci(E) libahci(E) fjes(E) Jun 28 19:01:41 texsonics kernel: [ 2173.563124] CPU: 0 PID: 2858 Comm: slave Tainted: G E 4.9.38-xenomai-3.0.5 #1 Jun 28 19:01:41 texsonics kernel: [ 2173.563152] Hardware name: System manufacturer System Product Name/H110M-D, BIOS 3601 12/12/2017 Jun 28 19:01:41 texsonics kernel: [ 2173.563182] I-pipe domain: Linux Jun 28 19:01:41 texsonics kernel: [ 2173.563195] task: ffff93b6c4866740 task.stack: ffffbb53c1eb4000 Jun 28 19:01:41 texsonics kernel: [ 2173.563216] RIP: 0010:[<ffffffffaa3f174c>] [<ffffffffaa3f174c>] strncmp+0xc/0x50 Jun 28 19:01:41 texsonics kernel: [ 2173.563244] RSP: 0018:ffffbb53c1eb7d58 EFLAGS: 00010202 Jun 28 19:01:41 texsonics kernel: [ 2173.563264] RAX: ffffbb53c0917040 RBX: ffffffffc0358780 RCX: 0000000000000072 Jun 28 19:01:41 texsonics kernel: [ 2173.563288] RDX: 0000000000000010 RSI: 00007ffccbd27e10 RDI: ffff93b6c48c4004 Jun 28 19:01:41 texsonics kernel: [ 2173.563313] RBP: ffffbb53c1eb7d58 R08: 0000000000000010 R09: 0000000000000008 Jun 28 19:01:41 texsonics kernel: [ 2173.563338] R10: 0000000000000001 R11: 0000000000000000 R12: ffff93b6c48c4000 Jun 28 19:01:41 texsonics kernel: [ 2173.563362] R13: 00007ffccbd27e10 R14: 00007ffccbd27e10 R15: ffffffffaa19d3f0 Jun 28 19:01:41 texsonics kernel: [ 2173.563387] FS: 00007fb983c68780(0000) GS:ffff93b772200000(0000) knlGS:0000000000000000 Jun 28 19:01:41 texsonics kernel: [ 2173.563415] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b Jun 28 19:01:41 texsonics kernel: [ 2173.563435] CR2: 00007ffccbd27e10 CR3: 0000000080b92000 CR4: 00000000003406f0 Jun 28 19:01:41 texsonics kernel: [ 2173.563460] Stack: Jun 28 19:01:41 texsonics kernel: [ 2173.563469] ffffbb53c1eb7d80 ffffffffc0352152 00007ffccbd27e10 0000000000000000 Jun 28 19:01:41 texsonics kernel: [ 2173.563500] 0000000000054888 ffffbb53c1eb7da8 ffffffffc0352673 ffff93b6d8682200 Jun 28 19:01:41 texsonics kernel: [ 2173.563532] 0000000040180021 ffff93b6c4866740 ffffbb53c1eb7de0 ffffffffc0355494 Jun 28 19:01:41 texsonics kernel: [ 2173.563564] Call Trace: Jun 28 19:01:41 texsonics kernel: [ 2173.563577] [<ffffffffc0352152>] __rtdev_get_by_name+0x32/0x60 [rtnet] Jun 28 19:01:41 texsonics kernel: [ 2173.563602] [<ffffffffc0352673>] rtdev_get_by_name+0x53/0xc0 [rtnet] Jun 28 19:01:41 texsonics kernel: [ 2173.563626] [<ffffffffc0355494>] rt_socket_if_ioctl+0x34/0x240 [rtnet] Jun 28 19:01:41 texsonics kernel: [ 2173.563651] [<ffffffffaa19d3f0>] ? CoBaLt_fcntl+0x20/0x20 Jun 28 19:01:41 texsonics kernel: [ 2173.563671] [<ffffffffc06d1934>] rt_packet_ioctl+0x154/0x310 [rtpacket] Jun 28 19:01:41 texsonics kernel: [ 2173.563695] [<ffffffffaa19d3f0>] ? CoBaLt_fcntl+0x20/0x20 Jun 28 19:01:41 texsonics kernel: [ 2173.563715] [<ffffffffaa198ff1>] rtdm_fd_ioctl+0xe1/0x210 Jun 28 19:01:41 texsonics kernel: [ 2173.563736] [<ffffffffaa18a1bd>] ? xnthread_switch_fpu+0x2d/0x40 Jun 28 19:01:41 texsonics kernel: [ 2173.563758] [<ffffffffaa19d3f0>] ? CoBaLt_fcntl+0x20/0x20 Jun 28 19:01:41 texsonics kernel: [ 2173.563778] [<ffffffffaa19d400>] CoBaLt_ioctl+0x10/0x20 Jun 28 19:01:41 texsonics kernel: [ 2173.563797] [<ffffffffaa1a9d4a>] ipipe_syscall_hook+0x11a/0x320 Jun 28 19:01:41 texsonics kernel: [ 2173.563819] [<ffffffffaa12bc9c>] __ipipe_notify_syscall+0xbc/0x170 Jun 28 19:01:41 texsonics kernel: [ 2173.563842] [<ffffffffaa822e37>] pipeline_syscall+0x8/0x1b Jun 28 19:01:41 texsonics kernel: [ 2173.563862] Code: ff 48 83 c6 01 3a 46 ff 74 eb 19 c0 83 c8 01 5d c3 31 c0 5d c3 66 2e 0f 1f 84 00 00 00 00 00 55 48 85 d2 48 89 e5 74 35 0f b6 0f <44> 0f b6 06 44 38 c1 75 2d 84 c9 74 25 48 83 ea 01 31 c0 eb 18 Jun 28 19:01:41 texsonics kernel: [ 2173.565120] RIP [<ffffffffaa3f174c>] strncmp+0xc/0x50 Jun 28 19:01:41 texsonics kernel: [ 2173.566230] RSP <ffffbb53c1eb7d58> Jun 28 19:01:41 texsonics kernel: [ 2173.567315] CR2: 00007ffccbd27e10 Jun 28 19:01:41 texsonics kernel: [ 2173.572649] ---[ end trace 38cea6a9115ac66f ]--- Jun 28 19:02:14 texsonics kernel: [ 2207.171516] e1000e: rteth0 NIC Link is Down Jun 28 19:02:32 texsonics kernel: [ 2224.656356] e1000e: rteth0 NIC Link is Up 100 Mbps Full Duplex, Flow Control: None Jun 28 19:02:32 texsonics kernel: [ 2224.656358] rt_e1000e: 10/100 speed: disabling TSO kindly help me to solve this issue thank you Ashok _______________________________________________ Xenomai mailing list Xenomai@xenomai.org https://xenomai.org/mailman/listinfo/xenomai
