#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 papaj0e):
It looks like the same bug has been hit again after about day and a half
uptime running trunk r43600:
{{{
[128559.690000] irq 40: nobody cared (try booting with the "irqpoll"
option)
[128559.690000] CPU: 0 PID: 9052 Comm: hotplug-call Not tainted 3.14.26 #3
[128559.690000] Stack : 00000006 ffffffff 00000000 00000000 00000000
00000000 803bc8ce 0000003a
[128559.690000] 81edc240 00000000 80301938 803521ff 0000235c
803b3b5c 81edc240 00000000
[128559.690000] 80340000 803051f0 80305204 802a2d5c 00000000
802065ec 00000006 801a96ec
[128559.690000] 80305038 81c5f75c 00000000 00000000 00000000
00000000 00000000 00000000
[128559.690000] 00000000 00000000 00000000 00000000 00000000
00000000 00000000 00000000
[128559.690000] ...
[128559.690000] Call Trace:
[128559.690000] [<80248980>] show_stack+0x48/0x70
[128559.690000] [<800a6cb8>] __report_bad_irq.isra.7+0x44/0xf8
[128559.690000] [<801dab68>] note_interrupt+0x224/0x2d8
[128559.690000] [<80160d9c>] handle_irq_event_percpu+0x1b8/0x1ec
[128559.690000] [<80160bc0>] handle_irq_event+0x3c/0x60
[128559.690000] [<80160eb0>] handle_level_irq+0xe0/0xf8
[128559.690000] [<80153dc0>] generic_handle_irq+0x28/0x44
[128559.690000] [<80153dc0>] generic_handle_irq+0x28/0x44
[128559.690000] [<8011c770>] do_IRQ+0x1c/0x2c
[128559.690000] [<80060830>] ret_from_irq+0x0/0x4
[128559.690000] [<8008f624>] __do_softirq+0x8c/0x228
[128559.690000] [<8018be84>] irq_exit+0x54/0x70
[128559.690000] [<80060830>] ret_from_irq+0x0/0x4
[128559.690000] [<801b48fc>] lzma_main+0x2f4/0xb84
[128559.690000] [<802b7238>] xz_dec_lzma2_run+0x578/0x834
[128559.690000] [<802b7874>] xz_dec_run+0x324/0x8fc
[128559.690000] [<80261dd0>] squashfs_xz_uncompress+0x10c/0x1e8
[128559.690000] [<8025d698>] squashfs_decompress+0x50/0x88
[128559.690000] [<8025f364>] squashfs_read_data+0x5d0/0x73c
[128559.690000] [<8025cf64>] squashfs_cache_get+0x1a0/0x32c
[128559.690000] [<80261220>] squashfs_readpage+0x77c/0x8c4
[128559.690000] [<8008eabc>] __do_page_cache_readahead+0x1ec/0x24c
[128559.690000] [<801e6620>] page_cache_sync_readahead+0x54/0x60
[128559.690000] [<80152a40>] generic_file_aio_read+0x2c0/0x720
[128559.690000] [<8012a924>] do_sync_read+0x7c/0xb4
[128559.690000] [<802a95e4>] vfs_read+0xa4/0x168
[128559.690000] [<801a0ad8>] kernel_read+0x2c/0x40
[128559.690000] [<802055d8>] prepare_binprm+0x104/0x114
[128559.690000] [<8011f794>] do_execve+0x2b4/0x4c8
[128559.690000] [<8006283c>] handle_sys+0x11c/0x140
[128559.690000]
[128559.690000] handlers:
[128559.690000] [<83243864>] ath_isr [ath9k]
[128559.690000] Disabling IRQ #40
}}}
--
Ticket URL: <https://dev.openwrt.org/ticket/18483#comment:3>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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