Messages in this thread | | | Subject | Re: [OOPS] Removing USB Bluetooth dongle Oopses 2.6.4 | From | Marcel Holtmann <> | Date | Sat, 13 Mar 2004 19:00:05 +0100 |
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Hi Silla,
> Here comes the oops: > > PREEMPT > CPU: 0 > EIP: 0060:[<e1921149>] Not tainted > EIP is at urb_unlink+0x31/0x8e [usbcore] > eax: c17c069c ebx: 00000000 ecx: 00000000 edx: dec74000 > esi: 00000246 edi: c17c0694 ebp: de5aa1f0 esp: dec75e14 > ds: 007b es: 007b ss: 0068 > Process hotplug (pid: 6150, threadinfo=dec74000 task=dfa6a100) > Stack: c17c0694 de5aa000 dec75edc c17c0694 dec75edc de5aa000 e19218af c17c0694 > c17c0694 dec74000 c17c0694 e19f5db4 de5aa000 c17c0694 dec75edc dec75edc > de5aa1d0 de5aa1d0 de5aa000 dec75edc e19f5f72 de5aa000 dec75edc 00701300 > Call trace: > [<e19218af>] usb_hcd_giveback_urb+0x1b/0x39 [usbcore] > [<e19f5db4>] uhci_finish_completion+0x61/0x9c [uhci_hcd] > [<e19f5f72>] uhci_irq+0x103/0x165 [uhci_hcd] > [<e1921903>] usb_hcd_irq+0x36/0x67 [usbcore] > [<c010ae8a>] handle_IRQ_event+0x3a/0x64 > [<c010b1f7>] do_IRQ+0x94/0x136 > [<c0116eea>] do_page_fault+0x0/0x50c > [<c0109750>] common_interrupt+0x18/0x20 > [<c0116eea>] do_page_fault+0x0/0x50c > [<c0116f11>] do_page_fault+0x27/0x50c > [<c0141c0b>] unmap_vmas+0xdc/0x212 > [<c01451b7>] unmap_vma+0x40/0x7d > [<c0145210>] unmap_vma_list+0x1c/0x28 > [<c0145625>] do_munmap+0x146/0x183 > [<c0116eea>] do_page_fault+0x0/0x50c > [<c010980d>] error_code+0x2d/0x38 > > Code: 89 59 04 89 0b 89 40 04 89 47 08 8b 5f 14 56 9d 8b 42 08 83 > <0>Kernel panic: Fatal exception in interrupt > In interrupt handler - not syncing
this looks like another unlink-during-submit bug in the uhci-hcd host driver. With the latest 2.6.4-bk2 the ohci-hcd is now free from it and an unplug works again without any oops or freezes. Post your oops to the USB developer mailing list.
Regards
Marcel
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