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[microblaze-uclinux] BUG: at kernel/softirq.c:144 local_bh_enable()



HI,

    I got the following error messages soon after booting up v0.3-rc1 on my ML501. I suspect it may have something to do with the fact I picked microblaze-auto as the target instead of ML501 in menuconfig. However if I chose ML501 the system wouldn't boot up at all. Any idea to get rid of this bug?

thanks,

Simon

=====================

BUG: at kernel/softirq.c:144 local_bh_enable()

Stack:
  9f867a78 00001204 9f8587dc 9ffed000 90103d48 90103f34 9017ca74 9017ca88
  00000090 9017cab0 9f858854 ffffffff 9f8587dc 00000000 90140110 9fd9fe88
  9fd9fe54 9fd9ffc0 9fd9ff8c 901b8fe4 00000000 901400ec 00000004 9ffed000
Call Trace:
[<90103d48>] neigh_create+0x264/0x4e0
[<90103f34>] neigh_create+0x450/0x4e0
[<90140110>] arp_bind_neighbour+0x80/0xbc
[<901400ec>] arp_bind_neighbour+0x5c/0xbc
[<90113bac>] rt_intern_hash+0x2b4/0x484
[<9000f924>] do_softirq+0x30/0x4c
[<90116648>] __ip_route_output_key+0x904/0x99c
[<901160fc>] __ip_route_output_key+0x3b8/0x99c
[<90116704>] ip_route_output_flow+0x24/0xa8
[<9002760c>] __do_IRQ+0xc0/0x124
[<9013b6a8>] raw_sendmsg+0x348/0x898
[<90031ce0>] make_ahead_window+0xb4/0xec
[<900c3b98>] tty_ioctl+0xb54/0xbd8
[<90146ad8>] inet_sendmsg+0x58/0x84
[<90031f88>] page_cache_readahead+0x270/0x2c8
[<900ba364>] memcpy+0xc8/0x264
[<900f0938>] sock_sendmsg+0x98/0xc8
[<9000fab0>] irq_exit+0x34/0x48
[<900f1c68>] sys_sendto+0xd4/0x120
[<90001858>] do_IRQ+0x84/0x98
[<90020638>] autoremove_wake_function+0x0/0x48
[<900cd87c>] ulite_start_tx+0x10/0x24
[<90039230>] kmem_cache_alloc+0x3c/0x60
[<900ca2d8>] __uart_start+0x48/0x5c
[<9000f924>] do_softirq+0x30/0x4c
[<900ca2fc>] uart_start+0x10/0x2c
[<900f1be8>] sys_sendto+0x54/0x120
[<900f1c2c>] sys_sendto+0x98/0x120
[<9000fa54>] local_bh_enable+0xbc/0xe4
[<900ca93c>] uart_flush_chars+0x8/0x1c
[<900c7a24>] write_chan+0x29c/0x3a8
[<900f3d10>] lock_sock_nested+0xb8/0xd4
[<900f2558>] sys_socketcall+0x100/0x1a4
[<900c7a54>] write_chan+0x2cc/0x3a8
[<900c7a78>] write_chan+0x2f0/0x3a8
[<900c1608>] tty_ldisc_deref+0x9c/0xbc
[<90039b50>] __kmalloc+0x84/0xa8
[<900f0598>] sock_map_fd+0x2c/0x88
[<90005eac>] default_wake_function+0x0/0x2c
[<900c1e0c>] tty_write+0x218/0x25c
[<900c1df0>] tty_write+0x1fc/0x25c
[<900c1dfc>] tty_write+0x208/0x25c
[<9003d47c>] vfs_write+0xb0/0x140
[<900f1e5c>] sys_setsockopt+0x3c/0xdc
[<90002308>] work_pending+0x34/0x3c
[<90002308>] work_pending+0x34/0x3c