Description of problem:
May 28 13:25:26 rsc kernel: BUG: warning at 
kernel/softirq.c:144/local_bh_enable() (Not tainted)
May 28 13:25:26 rsc kernel:  [<c042b119>] local_bh_enable+0x4f/0x92
May 28 13:25:26 rsc kernel:  [<c06002bd>] cond_resched_softirq+0x2c/0x42
May 28 13:25:26 rsc kernel:  [<c059adf3>] release_sock+0x4f/0x9d
May 28 13:25:26 rsc kernel:  [<c05c670d>] tcp_sendmsg+0x90b/0x9f9
May 28 13:25:26 rsc kernel:  [<c05dec95>] inet_sendmsg+0x3b/0x45
May 28 13:25:26 rsc kernel:  [<c0598731>] sock_aio_write+0xf6/0x102
May 28 13:25:26 rsc kernel:  [<c04754ee>] do_sync_write+0xc7/0x10a
May 28 13:25:26 rsc kernel:  [<c0436e71>] autoremove_wake_function+0x0/0x35
May 28 13:25:26 rsc kernel:  [<c0475d47>] vfs_write+0xbc/0x154
May 28 13:25:26 rsc kernel:  [<c0476342>] sys_write+0x41/0x67
May 28 13:25:26 rsc kernel:  [<c0404f70>] syscall_call+0x7/0xb
May 28 13:25:26 rsc kernel:  =======================

Version-Release number of selected component (if applicable):
kernel-2.6.21-1.3201.fc7

How reproducible:
No matter, sorry.

Expected results:
No bug warning... ;-)