#19601: Asus RT-N18U broken FTDI
--------------------------+----------------------------------
Reporter: Grrruk | Owner: hauke
Type: defect | Status: assigned
Priority: normal | Milestone: Chaos Calmer (trunk)
Component: base system | Version: Trunk
Resolution: | Keywords: RT-N18U FTDI
--------------------------+----------------------------------
Comment (by Grrruk):
Just tried r46005, the same crash:
{{{
[ 46.200858] ohci-platform ohci-platform.0: OHCI Unrecoverable Error,
disabled
[ 46.207976] ohci-platform ohci-platform.0: HC died; cleaning up
[ 46.426298] irq 111: nobody cared (try booting with the "irqpoll"
option)
[ 46.433058] CPU: 0 PID: 1037 Comm: openvpn Not tainted 3.18.14 #1
[ 46.439126] Backtrace:
[ 46.441599] [<c0015414>] (dump_backtrace) from [<c0015620>]
(show_stack+0x18/0x1c)
[ 46.449130] r6:00000000 r5:c780a51c r4:00000000 r3:00400140
[ 46.454818] [<c0015608>] (show_stack) from [<c016fc3c>]
(dump_stack+0x7c/0x98)
[ 46.462023] [<c016fbc0>] (dump_stack) from [<c0050aac>]
(__report_bad_irq+0x30/0xc0)
[ 46.469727] r4:c780a4c0 r3:00000000
[ 46.473306] [<c0050a7c>] (__report_bad_irq) from [<c0050fe0>]
(note_interrupt+0x1f4/0x2a0)
[ 46.481528] r6:00000000 r5:00000000 r4:c780a4c0 r3:0001863c
[ 46.487200] [<c0050dec>] (note_interrupt) from [<c004edb0>]
(handle_irq_event_percpu+0x110/0x130)
[ 46.496027] r9:c780a4c0 r8:00000000 r7:00000000 r6:00000000
r5:0000006f r4:00000000
[ 46.503779] [<c004eca0>] (handle_irq_event_percpu) from [<c004ee18>]
(handle_irq_event+0x48/0x68)
[ 46.512607] r10:b6fa0ce0 r9:befe9d34 r8:00000001 r7:c780e800
r6:c693ffb0 r5:c03dbc80
[ 46.520434] r4:c780a4c0
[ 46.522970] [<c004edd0>] (handle_irq_event) from [<c0051b24>]
(handle_fasteoi_irq+0xa8/0x130)
[ 46.531450] r5:c03dbc80 r4:c780a4c0
[ 46.535029] [<c0051a7c>] (handle_fasteoi_irq) from [<c004e4bc>]
(generic_handle_irq+0x28/0x38)
[ 46.543599] r5:c03cc894 r4:0000006f
[ 46.547176] [<c004e494>] (generic_handle_irq) from [<c004e7a8>]
(__handle_domain_irq+0x84/0xa8)
[ 46.555833] r4:00000000 r3:00000120
[ 46.559412] [<c004e724>] (__handle_domain_irq) from [<c0008680>]
(gic_handle_irq+0x40/0x64)
[ 46.567721] r8:00000001 r7:c693feec r6:c03d147c r5:c693feb8
r4:c8802100 r3:c693feb8
[ 46.575471] [<c0008640>] (gic_handle_irq) from [<c0009220>]
(__irq_svc+0x40/0x54)
[ 46.582922] Exception stack(0xc693feb8 to 0xc693ff00)
[ 46.587952] fea0:
c693ff00 00000000
[ 46.596094] fec0: 00000000 c03e93c0 00000040 c03cc894 00000000 c693e000
00000001 befe9d34
[ 46.604232] fee0: b6fa0ce0 c693ff4c c693ff00 c693ff00 c00576d4 c0022668
60000113 ffffffff
[ 46.612364] r6:ffffffff r5:60000113 r4:c0022668 r3:c00576d4
[ 46.618033] [<c00225e4>] (__do_softirq) from [<c0022a64>]
(irq_exit+0x8c/0xb0)
[ 46.625220] r10:b6fa0ce0 r9:befe9d34 r8:00000001 r7:c780e800
r6:00000000 r5:c03cc894
[ 46.633049] r4:00000000
[ 46.635580] [<c00229d8>] (irq_exit) from [<c004e7ac>]
(__handle_domain_irq+0x88/0xa8)
[ 46.643365] r4:00000000 r3:00000120
[ 46.646941] [<c004e724>] (__handle_domain_irq) from [<c0008680>]
(gic_handle_irq+0x40/0x64)
[ 46.655245] r8:10c5387d r7:10c5387d r6:c03d147c r5:c693ffb0
r4:c8802100 r3:c693ffb0
[ 46.662993] [<c0008640>] (gic_handle_irq) from [<c00094e8>]
(__irq_usr+0x48/0x60)
[ 46.670436] Exception stack(0xc693ffb0 to 0xc693fff8)
[ 46.675467] ffa0: 4ab2bce8 00000008
befe9164 0000061e
[ 46.683609] ffc0: 01318e20 befe9164 b6e7e490 4ab2bce8 befe9198 befe9d34
b6fa0ce0 befe93f8
[ 46.691745] ffe0: b6ea1a08 befe9134 b6d66160 b6d660a8 20000010 ffffffff
[ 46.698324] r6:ffffffff r5:20000010 r4:b6d660a8 r3:4ab2bce8
[ 46.703982] handlers:
[ 46.706313] [<bf01d5bc>] usb_hcd_irq [usbcore]
[ 46.710763] [<bf01d5bc>] usb_hcd_irq [usbcore]
[ 46.715189] Disabling IRQ #111
[ 46.718355] usb 2-1: USB disconnect, device number 2
[ 46.727587] ftdi_sio ttyUSB0: error from flowcontrol urb
[ 46.733151] ftdi_sio ttyUSB0: FTDI USB Serial Device converter now
disconnected from ttyUSB0
[ 46.741634] ftdi_sio 2-1:1.0: device disconnected
}}}
--
Ticket URL: <https://dev.openwrt.org/ticket/19601#comment:15>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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