Hello,
would someone mind sparing a quick glance, and tell me if this looks
familiar. User uses pl2303, and after a while it hangs. If he
pulls USB cable, system oopses (2.4.9+).
pl2303.c: Prolific PL2303 USB to serial adaptor driver v0.7
...... long time before hang ....
usb-uhci.c: ENXIO c0418280, flags 0, urb c6a2c8a0, burb c6a2c8a0
pl2303.c: pl2303_open - failed submitting read urb, error -6
usb-uhci.c: interrupt, status 3, frame# 1699
Oops: 0000
CPU: 0
EIP: 0010:[<c885f539>] Not tainted
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010296
eax: 00000000 ebx: 00000000 ecx: 00000001 edx: 00000000
esi: c6a2c8a0 edi: c14a4e60 ebp: 00000000 esp: c60f5f14
ds: 0018 es: 0018 ss: 0018
Process hotplug (pid: 1149, stackpage=c60f5000)
Stack: 00000000 00000000 c73d3f64 00000000 c6a2c8a0 c14a4e60 00000000 c885f6e9
c14a4e60 c6a2c8a0 00000000 00000030 c60f5fc4 00000000 00000000 c14a4e60
00000001 00000000 c885f94c c14a4e60 c6a2c8a8 00000003 0000dce0 c1480b80
Call Trace: [<c885f6e9>] process_urb [usb-uhci] 0x69
[<c885f94c>] uhci_interrupt [usb-uhci] 0xdc
[<c010825a>] handle_IRQ_event [kernel] 0x3a
[<c01083d8>] do_IRQ [kernel] 0x68
[<c0211fec>] call_do_IRQ [kernel] 0x5
Thanks,
-- Pete
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