Bug#496188: usbserial doesn't work anymore
On Sun, 31 Aug 2008, Daniel Huhardeaux wrote:
> Hi Mert,
>
> the 2.6.26-4 openvz amd64 version was updated 30/08/08 and still the
> same. Juste have to send the pin code like
>
> echo 'at+cpin=****' >/dev/ttyUSB0
>
> and get the mess :-( Here is the output
>
> [ 949.048786] Call Trace:
> [ 949.048786] <IRQ> [<ffffffff80234cb4>] warn_on_slowpath+0x51/0x7a
> [ 949.048786] [<ffffffff802926b3>] dma_pool_alloc+0x1c4/0x1d9
> [ 949.048786] [<ffffffffa001e983>]
> :uhci_hcd:uhci_submit_common+0x235/0x2d5
> [ 949.048786] [<ffffffffa001e714>] :uhci_hcd:uhci_alloc_td+0x17/0x51
> [ 949.048786] [<ffffffffa06852f5>] :usbserial:serial_write_room+0x4b/0x60
> [ 949.048786] [<ffffffff8035ddaf>] opost+0x12/0x1b7
> [ 949.048786] [<ffffffff8035f150>] n_tty_receive_buf+0x993/0xd88
> [ 949.048786] [<ffffffff8022abc3>] enqueue_entity+0x68/0x8a
> [ 949.048786] [<ffffffff802287c0>] enqueue_task+0x56/0x61
> [ 949.048786] [<ffffffff80229989>] activate_task+0x82/0xc6
> [ 949.048786] [<ffffffff8035a2a5>] flush_to_ldisc+0xf1/0x190
> [ 949.048786] [<ffffffffa068f2ed>] :option:option_indat_callback+0x4c/0x8f
> [ 949.048786] [<ffffffff80382dc4>] usb_hcd_giveback_urb+0x76/0xa4
> [ 949.048786] [<ffffffffa001d98a>] :uhci_hcd:uhci_giveback_urb+0xfc/0x17f
> [ 949.048786] [<ffffffffa001e033>]
> :uhci_hcd:uhci_scan_schedule+0x51c/0x79a
> [ 949.048786] [<ffffffffa001fea8>] :uhci_hcd:uhci_irq+0x123/0x136
> [ 949.048786] [<ffffffff803830c2>] usb_hcd_irq+0x3b/0x78
> [ 949.048786] [<ffffffff8026faaf>] handle_IRQ_event+0x2c/0x61
> [ 949.048786] [<ffffffff80270f46>] handle_fasteoi_irq+0x90/0xc8
> [ 949.048786] [<ffffffff8020f724>] do_IRQ+0x6d/0xd9
> [ 949.048786] [<ffffffff8020c55d>] ret_from_intr+0x0/0x19
> [ 949.048786] <EOI> [<ffffffffa000c26d>]
> :processor:acpi_idle_enter_bm+0x2b3/0x327
> [ 949.048786] [<ffffffff8039e498>] cpuidle_idle_call+0x7a/0xb2
> [ 949.048786] [<ffffffff8039e41e>] cpuidle_idle_call+0x0/0xb2
> [ 949.048786] [<ffffffff8020ad2b>] cpu_idle+0x89/0xb3
>
> Thanks for your help
i assume non openvz amd64 kernels work?
if that is the case and has been tested please report on
bugzilla.openvz.org and let us know the upstream bug number
so we can keep track of it.
thanks
--
maks
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