2.6.33-rc2: WARNING: at kernel/lockdep.c:2830

2.6.33-rc2: WARNING: at kernel/lockdep.c:2830

[Grant Wilson]

Hit the following running 2.6.33-rc2.  Config available at http://swandive.no-ip.com/linux/config

[ 9675.476027] WARNING: at kernel/lockdep.c:2830 __lock_acquire+0x598/0xb30()
[ 9675.476030] Hardware name: System Product Name
[ 9675.476032] Modules linked in:
[ 9675.476036] Pid: 2733, comm: X Tainted: G        W  2.6.33-rc2 #2
[ 9675.476039] Call Trace:
[ 9675.476045]  [<ffffffff8106b0c8>] warn_slowpath_common+0x78/0xb0
[ 9675.476048]  [<ffffffff8106b10f>] warn_slowpath_null+0xf/0x20
[ 9675.476051]  [<ffffffff81098ab8>] __lock_acquire+0x598/0xb30
[ 9675.476056]  [<ffffffff81030e92>] ? native_sched_clock+0x22/0x70
[ 9675.476060]  [<ffffffff81030d09>] ? sched_clock+0x9/0x10
[ 9675.476064]  [<ffffffff8108a41d>] ? sched_clock_cpu+0xcd/0x110
[ 9675.476067]  [<ffffffff810990b5>] lock_acquire+0x65/0x90
[ 9675.476073]  [<ffffffff8135e670>] ? radeon_fence_signaled+0x30/0xc0
[ 9675.476077]  [<ffffffff815fea0a>] _raw_write_lock_irqsave+0x5a/0xa0
[ 9675.476080]  [<ffffffff8135e670>] ? radeon_fence_signaled+0x30/0xc0
[ 9675.476083]  [<ffffffff815feff5>] ? _raw_spin_unlock_irqrestore+0x45/0x80
[ 9675.476087]  [<ffffffff8135e670>] radeon_fence_signaled+0x30/0xc0
[ 9675.476090]  [<ffffffff8135e900>] radeon_fence_wait+0x200/0x3c0
[ 9675.476094]  [<ffffffff81083e80>] ? autoremove_wake_function+0x0/0x40
[ 9675.476099]  [<ffffffff8136f5cf>] radeon_ib_get+0xaf/0x210
[ 9675.476102]  [<ffffffff8137046f>] radeon_cs_ioctl+0x8f/0x1c0
[ 9675.476107]  [<ffffffff8131b893>] drm_ioctl+0x1c3/0x490
[ 9675.476110]  [<ffffffff81098a17>] ? __lock_acquire+0x4f7/0xb30
[ 9675.476113]  [<ffffffff813703e0>] ? radeon_cs_ioctl+0x0/0x1c0
[ 9675.476117]  [<ffffffff8108a41d>] ? sched_clock_cpu+0xcd/0x110
[ 9675.476120]  [<ffffffff810946ea>] ? get_lock_stats+0x2a/0x60
[ 9675.476123]  [<ffffffff8109472e>] ? put_lock_stats+0xe/0x30
[ 9675.476126]  [<ffffffff81094803>] ? lock_release_holdtime+0xb3/0x160
[ 9675.476130]  [<ffffffff81106318>] vfs_ioctl+0x38/0xd0
[ 9675.476133]  [<ffffffff811064ea>] do_vfs_ioctl+0x8a/0x5b0
[ 9675.476137]  [<ffffffff8127a7f9>] ? __up_read+0x99/0xc0
[ 9675.476140]  [<ffffffff81088ac6>] ? up_read+0x26/0x30
[ 9675.476144]  [<ffffffff81028bba>] ? sysret_check+0x2e/0x69
[ 9675.476148]  [<ffffffff81106a5a>] sys_ioctl+0x4a/0x80
[ 9675.476151]  [<ffffffff81028b82>] system_call_fastpath+0x16/0x1b

Cheers,
Grant
-- 
Running Linux 2.6.33-rc2 on x86_64