[etherlab-users] Kernel Oops with ethercat-1.5.1 and kernel 2.6.37
Andreas Stewering-Bone
ab at igh-essen.com
Wed Apr 4 09:37:28 CEST 2012
Hello Willam,
please try the generic driver.
The e1000 driver is a little bit tricky, maybe there is a bug.
Best regards
Andreas
Am 03.04.2012 18:26, schrieb William Montgomery:
> My setup:
> Slackware 13.37
> kernel 2.6.37.6-smp
> ethercat-1.5.1 (configured with --enable-e1000)
>
> I get a kernel Oops when I invoke /etc/init.d/ethercat start.
> Sometimes the machine hangs completely other times I can get more details
> from syslog:
>
> Apr 3 11:57:07 c130ctltst2 python: hp-systray[2215]: warning:
> hp-systray should not be run as root/superuser.
> Apr 3 11:57:07 c130ctltst2 python: hp-systray[2215]: error:
> hp-systray cannot be run as root. Exiting.
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221363] BUG: unable to
> handle kernel NULL pointer dereference at 00000008
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221394] IP: [<f8697998>]
> e1000_open+0xc8/0x140 [ec_e1000]
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221419] *pde = 00000000
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221431] Oops: 0002 [#1] SMP
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221446] last sysfs file:
> /sys/module/ec_master/initstate
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221465] Modules linked in:
> ec_e1000(+) ec_master ipv6 lp fuse i915 drm_kms_helper drm intel_agp
> i2c_algo_bit intel_
> gtt psmouse usbhid video hid agpgart thermal fan rtc_cmos serio_raw
> processor thermal_sys evdev sg rtc_core e1000e output ppdev i2c_i801
> hwmon i2c_core rtc_li
> b shpchp parport_pc parport button [last unloaded: e1000]
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221606]
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221613] Pid: 2392, comm:
> modprobe Not tainted 2.6.37.6-smp #2 To be filled by O.E.M. To be
> filled by O.E.M./To be f
> illed by O.E.M.
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221659] EIP:
> 0060:[<f8697998>] EFLAGS: 00010286 CPU: 2
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221679] EIP is at
> e1000_open+0xc8/0x140 [ec_e1000]
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221697] EAX: 00000000 EBX:
> f714c000 ECX: f648f85c EDX: f714c000
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221717] ESI: 00000000 EDI:
> f714c400 EBP: f5afdd4c ESP: f5afdd40
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221738] DS: 007b ES: 007b
> FS: 00d8 GS: 00e0 SS: 0068
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221756] Process modprobe
> (pid: 2392, ti=f5afc000 task=f586ee80 task.ti=f5afc000)
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221781] Stack:
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221788] f648f85c f648f85c
> f714c106 f5afdd60 f8a089c1 313a3030 31323a42 f7214400
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221823] f5afdd78 f8a08a28
> 05218120 f7214400 f7214400 f714c400 f5afddd8 f86a0f8b
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221858] f5afddca 00000008
> f5afddac c11500ca f6a165d0 f5afdda4 f5b0cc88 f714c100
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221892] Call Trace:
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221906] [<f8a089c1>] ?
> ec_device_open+0xd1/0x120 [ec_master]
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221928] [<f8a08a28>] ?
> ecdev_open+0x18/0x70 [ec_master]
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221949] [<f86a0f8b>] ?
> e1000_probe+0x9aa/0xba8 [ec_e1000]
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221972] [<c11500ca>] ?
> sysfs_addrm_finish+0x1a/0xb0
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.221992] [<c15863a5>] ?
> pm_runtime_enable+0x45/0x70
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222010] [<c15047d7>] ?
> local_pci_probe+0x47/0xb0
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222028] [<c1504d98>] ?
> pci_device_probe+0x68/0x90
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222046] [<c157f96f>] ?
> driver_probe_device+0x7f/0x190
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222064] [<c150475b>] ?
> pci_match_device+0xab/0xc0
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222082] [<c157fb01>] ?
> __driver_attach+0x81/0x90
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222099] [<c157eaf9>] ?
> bus_for_each_dev+0x49/0x70
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222117] [<c157f67e>] ?
> driver_attach+0x1e/0x20
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222134] [<c157fa80>] ?
> __driver_attach+0x0/0x90
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222151] [<c157f24a>] ?
> bus_add_driver+0xca/0x2b0
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222168] [<c1505ad0>] ?
> pci_device_remove+0x0/0xf0
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222186] [<c157fd36>] ?
> driver_register+0x66/0x110
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222204] [<c109f0cd>] ?
> ftrace_process_locs+0x15d/0x250Apr 3 11:59:11 c130ctltst2 kernel: [
> 476.222223] [<c1504fc5>] ? __pci_register_driver+0x45/0xb0
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222244] [<f854204b>] ?
> e1000_init_module+0x4b/0x83 [ec_e1000]
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222265] [<c1001235>] ?
> do_one_initcall+0x35/0x170
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222284] [<f8542000>] ?
> e1000_init_module+0x0/0x83 [ec_e1000]
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222305] [<c107777b>] ?
> sys_init_module+0x10b/0x18b0
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222327] [<c19dd5ac>] ?
> syscall_call+0x7/0xb
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222343] Code: 98 09 00 00
> fb 8b 87 88 01 00 00 a8 01 0f 84 8c 00 00 00 f0 80 a7 88 01 00 00 fe
> 8b 8f cc 05 00 00 85
> c9 74 5e 8b 83 c0 01 00 00 <f0> 80 60 08 fe b8 04 00 00 00 8b 97 f0
> 01 00 00 89 82 c8 00 00
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222490] EIP: [<f8697998>]
> e1000_open+0xc8/0x140 [ec_e1000] SS:ESP 0068:f5afdd40
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.222520] CR2: 0000000000000008
> Apr 3 11:59:11 c130ctltst2 kernel: [ 476.229386] ---[ end trace
> 53d4103391925e37 ]---
>
> Any ideas?
>
> Regards,
> Wm
>
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Mit freundlichem Gruß
Andreas Stewering-Bone
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Dipl.-Ing.(FH) Andreas Stewering-Bone
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