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    SubjectRe: [BUG] fib_tries related Oops in 2.6.30
    Cc Robert Olsson.

    Jarek P.

    Yan Zheng wrote, On 06/10/2009 06:05 PM:

    > Hello,
    >
    > I pull linux-2.6.30 from linus-2.6 git tree. I got following oops
    > immediately after boot.
    >
    > # uname -a
    > Linux zhyan-cn 2.6.30 #1 SMP PREEMPT Wed Jun 10 23:37:22 CST 2009 i686
    > i686 i386 GNU/Linux
    >
    > ---
    > BUG: sleeping function called from invalid context at
    > /mnt/sda7/linux-2.6/mm/slub.c:1598
    > in_atomic(): 1, irqs_disabled(): 0, pid: 2286, name: NetworkManager
    > Pid: 2286, comm: NetworkManager Not tainted 2.6.30 #1
    > Call Trace:
    > [<c042568c>] __might_sleep+0xfc/0x103
    > [<c049bb79>] __kmalloc+0x7c/0x132
    > [<c0697be5>] ? tnode_new+0x27/0x69
    > [<c0697be5>] tnode_new+0x27/0x69
    > [<c0697d36>] resize+0x94/0x666
    > [<c049ac13>] ? __slab_alloc+0xc2/0x4b3
    > [<c0697be5>] ? tnode_new+0x27/0x69
    > [<c049bc23>] ? __kmalloc+0x126/0x132
    > [<c0698384>] trie_rebalance+0x7c/0xde
    > [<c0698d77>] fn_trie_insert+0x644/0x6d6
    > [<c0427da7>] ? try_to_wake_up+0x2c4/0x2ce
    > [<c0427dbc>] ? default_wake_function+0xb/0xd
    > [<c069402e>] fib_magic+0x99/0xa8
    > [<c069412c>] fib_add_ifaddr+0xef/0x111
    > [<c0694178>] fib_inetaddr_event+0x2a/0x1a9
    > [<c06cd5a9>] notifier_call_chain+0x2b/0x4a
    > [<c0444189>] __blocking_notifier_call_chain+0x37/0x4c
    > [<c04441aa>] blocking_notifier_call_chain+0xc/0xe
    > [<c068d8f4>] __inet_insert_ifa+0xf9/0x104
    > [<c068eb28>] inet_rtm_newaddr+0x16f/0x177
    > [<c068e9b9>] ? inet_rtm_newaddr+0x0/0x177
    > [<c065218c>] rtnetlink_rcv_msg+0x196/0x1b0
    > [<c0651ff6>] ? rtnetlink_rcv_msg+0x0/0x1b0
    > [<c065fbac>] netlink_rcv_skb+0x30/0x78
    > [<c0651fee>] rtnetlink_rcv+0x1c/0x24
    > [<c065f78e>] netlink_unicast+0xee/0x144
    > [<c065fa27>] netlink_sendmsg+0x243/0x250
    > [<c063d1f4>] __sock_sendmsg+0x45/0x4e
    > [<c063d978>] sock_sendmsg+0xb8/0xce
    > [<c044072b>] ? autoremove_wake_function+0x0/0x33
    > [<c044072b>] ? autoremove_wake_function+0x0/0x33
    > [<c044072b>] ? autoremove_wake_function+0x0/0x33
    > [<c0523aa7>] ? copy_from_user+0x34/0x11b
    > [<c0644ba4>] ? verify_iovec+0x40/0x70
    > [<c063dacd>] sys_sendmsg+0x13f/0x192
    > [<c063e67a>] ? sys_recvmsg+0x16d/0x17a
    > [<c041f6b4>] ? kunmap_atomic+0x8b/0xa3
    > [<c0489a88>] ? do_wp_page+0x515/0x5ac
    > [<c044072b>] ? autoremove_wake_function+0x0/0x33
    > [<c041af58>] ? paravirt_get_lazy_mode+0xe/0x1b
    > [<c041b128>] ? arch_flush_lazy_mmu_mode+0x47/0x5b
    > [<c041f799>] ? kmap_atomic_prot+0xcd/0xeb
    > [<c048af8c>] ? handle_mm_fault+0x58d/0x5e8
    > [<c063eb09>] sys_socketcall+0x153/0x183
    > [<c0403298>] sysenter_do_call+0x12/0x2d
    > --
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