recvmsg sleeping from invalid context

From: Dave Jones
Date: Fri Jan 13 2012 - 13:24:07 EST


getting a ton of these on the latest head (099469502f62fbe0d7e4f0b83a2f22538367f734)

BUG: sleeping function called from invalid context at mm/memory.c:3905
in_atomic(): 0, irqs_disabled(): 0, pid: 1067, name: NetworkManager
INFO: lockdep is turned off.
Pid: 1067, comm: NetworkManager Not tainted 3.2.0+ #22
Call Trace:
[<ffffffff81099415>] __might_sleep+0x145/0x200
[<ffffffff811752a4>] might_fault+0x34/0xb0
[<ffffffff81551555>] ? sock_def_readable+0x25/0x1a0
[<ffffffff8155c387>] put_cmsg+0x77/0x120
[<ffffffff8159379c>] netlink_recvmsg+0x35c/0x480
[<ffffffff8155201a>] ? sock_update_classid+0x9a/0x260
[<ffffffff81552052>] ? sock_update_classid+0xd2/0x260
[<ffffffff81549fbd>] sock_recvmsg+0x11d/0x140
[<ffffffff811752c3>] ? might_fault+0x53/0xb0
[<ffffffff8117530c>] ? might_fault+0x9c/0xb0
[<ffffffff811752c3>] ? might_fault+0x53/0xb0
[<ffffffff8154b1b3>] __sys_recvmsg+0x153/0x2d0
[<ffffffff811bc39a>] ? fget_light+0x5a/0x470
[<ffffffff8109fd11>] ? get_parent_ip+0x11/0x50
[<ffffffff816ac23d>] ? sub_preempt_count+0x9d/0xd0
[<ffffffff811bc43b>] ? fget_light+0xfb/0x470
[<ffffffff811bc39a>] ? fget_light+0x5a/0x470
[<ffffffff8154e2e9>] sys_recvmsg+0x49/0x90
[<ffffffff816b00e9>] system_call_fastpath+0x16/0x1b


BUG: sleeping function called from invalid context at kernel/mutex.c:271
in_atomic(): 0, irqs_disabled(): 0, pid: 1067, name: NetworkManager
INFO: lockdep is turned off.
Pid: 1067, comm: NetworkManager Not tainted 3.2.0+ #22
Call Trace:
[<ffffffff81099415>] __might_sleep+0x145/0x200
[<ffffffff816a529e>] mutex_lock_nested+0x2e/0x50
[<ffffffff812022d0>] inotify_poll+0x30/0x60
[<ffffffff811d16f0>] do_sys_poll+0x280/0x500
[<ffffffff811d01b0>] ? poll_freewait+0xe0/0xe0
[<ffffffff811d02a0>] ? __pollwait+0xf0/0xf0
[<ffffffff811d02a0>] ? __pollwait+0xf0/0xf0
[<ffffffff811d02a0>] ? __pollwait+0xf0/0xf0
[<ffffffff811d02a0>] ? __pollwait+0xf0/0xf0
[<ffffffff811d02a0>] ? __pollwait+0xf0/0xf0
[<ffffffff811d02a0>] ? __pollwait+0xf0/0xf0
[<ffffffff811d02a0>] ? __pollwait+0xf0/0xf0
[<ffffffff8109fd11>] ? get_parent_ip+0x11/0x50
[<ffffffff816ac23d>] ? sub_preempt_count+0x9d/0xd0
[<ffffffff811bc39a>] ? fget_light+0x5a/0x470
[<ffffffff8154dc2b>] ? sys_sendto+0x15b/0x190
[<ffffffff810b776d>] ? ktime_get_ts+0xad/0xe0
[<ffffffff811d049a>] ? poll_select_set_timeout+0x7a/0x90
[<ffffffff811d1a56>] sys_poll+0x76/0x110
[<ffffffff816b00e9>] system_call_fastpath+0x16/0x1b

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/