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Recursive lock with kernel-2.6.17-1.2586.fc6



Aug 26 19:51:37 soncomputer last message repeated 3 times
Aug 26 19:51:39 soncomputer kernel: 
Aug 26 19:51:39 soncomputer kernel:
=============================================
Aug 26 19:51:39 soncomputer kernel: [ INFO: possible recursive locking
detected ]
Aug 26 19:51:39 soncomputer kernel: 2.6.17-1.2586.fc6 #1
Aug 26 19:51:39 soncomputer kernel:
---------------------------------------------
Aug 26 19:51:39 soncomputer kernel: setxkbmap/2054 is trying to acquire
lock:
Aug 26 19:51:39 soncomputer kernel:  (slock-AF_INET6){-+..}, at:
[<c05b30f2>] sk_clone+0xd4/0x2d8
Aug 26 19:51:39 soncomputer kernel: 
Aug 26 19:51:39 soncomputer kernel: but task is already holding lock:
Aug 26 19:51:39 soncomputer kernel:  (slock-AF_INET6){-+..}, at:
[<f0b6447b>] tcp_v6_rcv+0x327/0x734 [ipv6]
Aug 26 19:51:39 soncomputer kernel: 
Aug 26 19:51:39 soncomputer kernel: other info that might help us debug
this:
Aug 26 19:51:39 soncomputer kernel: 1 lock held by setxkbmap/2054:
Aug 26 19:51:39 soncomputer kernel:  #0:  (slock-AF_INET6){-+..}, at:
[<f0b6447b>] tcp_v6_rcv+0x327/0x734 [ipv6]
Aug 26 19:51:39 soncomputer kernel: 
Aug 26 19:51:39 soncomputer kernel: stack backtrace:
Aug 26 19:51:39 soncomputer kernel:  [<c04051ee>] show_trace_log_lvl
+0x58/0x159
Aug 26 19:51:39 soncomputer kernel:  [<c04057ea>] show_trace+0xd/0x10
Aug 26 19:51:39 soncomputer kernel:  [<c0405903>] dump_stack+0x19/0x1b
Aug 26 19:51:39 soncomputer kernel:  [<c043b8c5>] __lock_acquire
+0x778/0x99c
Aug 26 19:51:39 soncomputer kernel:  [<c043c05a>] lock_acquire+0x4b/0x6d
Aug 26 19:51:39 soncomputer kernel:  [<c0613aeb>] _spin_lock+0x19/0x28
Aug 26 19:51:39 soncomputer kernel:  [<c05b30f2>] sk_clone+0xd4/0x2d8
Aug 26 19:51:39 soncomputer kernel:  [<c05dac0f>] inet_csk_clone
+0xf/0x72
Aug 26 19:51:39 soncomputer kernel:  [<c05eba29>]
tcp_create_openreq_child+0x1b/0x3a1
Aug 26 19:51:39 soncomputer kernel:  [<f0b63101>] tcp_v6_syn_recv_sock
+0x271/0x5b9 [ipv6]
Aug 26 19:51:39 soncomputer kernel:  [<c05ebf84>] tcp_check_req
+0x1d5/0x2e9
Aug 26 19:51:39 soncomputer kernel:  [<f0b623ed>] tcp_v6_do_rcv
+0x142/0x340 [ipv6]
Aug 26 19:51:39 soncomputer kernel:  [<f0b64835>] tcp_v6_rcv+0x6e1/0x734
[ipv6]
Aug 26 19:51:39 soncomputer kernel:  [<f0b4aa6f>] ip6_input+0x1c3/0x296
[ipv6]
Aug 26 19:51:39 soncomputer kernel:  [<f0b4afdf>] ipv6_rcv+0x1d2/0x21f
[ipv6]
Aug 26 19:51:39 soncomputer kernel:  [<c05b9144>] netif_receive_skb
+0x205/0x274
Aug 26 19:51:39 soncomputer kernel:  [<c05baaa8>] process_backlog
+0x99/0xfa
Aug 26 19:51:39 soncomputer kernel:  [<c05bac8b>] net_rx_action
+0x9d/0x196
Aug 26 19:51:39 soncomputer kernel:  [<c04293c7>] __do_softirq+0x78/0xf2
Aug 26 19:51:39 soncomputer kernel:  [<c0406673>] do_softirq+0x5a/0xbe
Aug 26 19:51:39 soncomputer kernel:  [<c04291be>] local_bh_enable_ip
+0xa9/0xcf
Aug 26 19:51:39 soncomputer kernel:  [<c0613a89>] _spin_unlock_bh
+0x25/0x28
Aug 26 19:51:39 soncomputer kernel:  [<c05b1ef3>] release_sock+0xb0/0xb8
Aug 26 19:51:39 soncomputer kernel:  [<c05f3ca2>] inet_stream_connect
+0x113/0x206
Aug 26 19:51:39 soncomputer kernel:  [<c05b0e55>] sys_connect+0x67/0x84
Aug 26 19:51:39 soncomputer kernel:  [<c05b14c7>] sys_socketcall
+0x8c/0x186
Aug 26 19:51:39 soncomputer kernel:  [<c0403faf>] syscall_call+0x7/0xb
Aug 26 19:51:39 soncomputer kernel: DWARF2 unwinder stuck at
syscall_call+0x7/0xb
Aug 26 19:51:39 soncomputer kernel: Leftover inexact backtrace:



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