#18483: DIR-825 running CC r43485 - WIFI cannot handle IRQ 40
-----------------------+------------------------
Reporter: papaj0e | Owner: developers
Type: defect | Status: new
Priority: normal | Milestone:
Component: packages | Version: Trunk
Resolution: | Keywords:
-----------------------+------------------------
Comment (by mroek):
And after 12 days mine (running r43589) crashed again:
{{{
[1051020.490000] irq 40: nobody cared (try booting with the "irqpoll"
option)
[1051020.490000] CPU: 0 PID: 0 Comm: swapper Not tainted 3.14.26 #4
[1051020.490000] Stack : 00000006 ffffffff 00000000 00000000 00000000
00000000 803bc8ce 00000032
[1051020.490000] 803453b0 00000000 802fb434 803457d7 00000000
803b3b5c 803453b0 00000000
[1051020.490000] 80340000 802fe7b0 802fe7c4 8029e014 00000000
801ffe04 00000006 801a43d8
[1051020.490000] 802fe5f8 80335b44 00000000 00000000 00000000
00000000 00000000 00000000
[1051020.490000] 00000000 00000000 00000000 00000000 00000000
00000000 00000000 00000000
[1051020.490000] ...
[1051020.490000] Call Trace:
[1051020.490000] [<80241ecc>] show_stack+0x48/0x70
[1051020.490000] [<800a66b0>] __report_bad_irq.isra.7+0x44/0xf8
[1051020.490000] [<801d4fa0>] note_interrupt+0x224/0x2d8
[1051020.490000] [<8015c7ac>] handle_irq_event_percpu+0x1b8/0x1ec
[1051020.490000] [<8015c5d0>] handle_irq_event+0x3c/0x60
[1051020.490000] [<8015c8c0>] handle_level_irq+0xe0/0xf8
[1051020.490000] [<8014ff30>] generic_handle_irq+0x28/0x44
[1051020.490000] [<8014ff30>] generic_handle_irq+0x28/0x44
[1051020.490000] [<80119000>] do_IRQ+0x1c/0x2c
[1051020.490000] [<80060830>] ret_from_irq+0x0/0x4
[1051020.490000] [<83321274>] ath_start_rfkill_poll+0x10c/0x37c [ath9k]
[1051020.490000] [<83323d68>] ath9k_tasklet+0x214/0x230 [ath9k]
[1051020.490000] [<80264fb0>] tasklet_action+0x84/0xcc
[1051020.490000] [<8008f5e0>] __do_softirq+0xf8/0x228
[1051020.490000] [<80187194>] irq_exit+0x54/0x70
[1051020.490000] [<80060830>] ret_from_irq+0x0/0x4
[1051020.490000] [<80060a80>] __r4k_wait+0x20/0x40
[1051020.490000] [<801008f4>] cpu_startup_entry+0xa4/0x104
[1051020.490000] [<8035294c>] start_kernel+0x3c8/0x3e0
[1051020.490000]
[1051020.490000] handlers:
[1051020.490000] [<83323864>] ath_isr [ath9k]
[1051020.490000] Disabling IRQ #40
root@WNDR3700:~# cat /proc/interrupts
CPU0
3: 0 MIPS ehci_hcd:usb1
4: 155252913 MIPS eth0
5: 0 MIPS eth1
7: 107039095 MIPS timer
11: 43 MISC serial
14: 0 MISC ohci_hcd:usb2
40: 241700000 AR71XX PCI ath9k
41: 87132137 AR71XX PCI ath9k
ERR: 0
}}}
--
Ticket URL: <https://dev.openwrt.org/ticket/18483#comment:15>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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