Petr Vandrovec <[EMAIL PROTECTED]> wrote:
>
> java_vm/7892 is trying to acquire lock:
> (slock-AF_INET6){-+..}, at: [<ffffffff812a6ac4>] sk_clone+0xd4/0x350
>
> but task is already holding lock:
> (slock-AF_INET6){-+..}, at: [<ffffffff8136fd53>] tcp_v6_rcv+0x323/0x850
>
> other info that might help us debug this:
> 1 lock held by java_vm/7892:
> #0: (slock-AF_INET6){-+..}, at: [<ffffffff8136fd53>] tcp_v6_rcv+0x323/0x850
>
> stack backtrace:
>
> Call Trace:
> [<ffffffff8107be05>] show_trace+0xb5/0x3a0
> [<ffffffff8107c105>] dump_stack+0x15/0x20
> [<ffffffff810ba9b2>] __lock_acquire+0x912/0xce0
> [<ffffffff810badcf>] lock_acquire+0x4f/0x70
> [<ffffffff8107400f>] _spin_lock+0x2f/0x40
> [<ffffffff812a6ac4>] sk_clone+0xd4/0x350
> [<ffffffff812f6fb1>] inet_csk_clone+0x11/0x70
> [<ffffffff81300b94>] tcp_create_openreq_child+0x24/0x480
> [<ffffffff8136e7c2>] tcp_v6_syn_recv_sock+0x2c2/0x6f0
> [<ffffffff81301219>] tcp_check_req+0x229/0x3a0
> [<ffffffff8136d7bd>] tcp_v6_do_rcv+0x17d/0x400
> [<ffffffff81370215>] tcp_v6_rcv+0x7e5/0x850
Yes this is a known problem. The lock validator needs to learn how
to distinguish between parent and child sockets.
Cheers,
--
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <[EMAIL PROTECTED]>
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