linux-kernel - radeon causing sleeping function called from invalid context

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Date:	Sat, 12 Jan 2013 20:27:17 -0500
From:	Dave Jones <davej@...hat.com>
To:	Linux Kernel <linux-kernel@...r.kernel.org>
Cc:	airlied@...hat.com
Subject: radeon causing sleeping function called from invalid context

BUG: sleeping function called from invalid context at mm/slub.c:925
in_atomic(): 1, irqs_disabled(): 0, pid: 566, name: Xorg
INFO: lockdep is turned off.
Pid: 566, comm: Xorg Not tainted 3.8.0-rc3+ #49
Call Trace:
 [<ffffffff81087ad1>] __might_sleep+0x141/0x200
 [<ffffffff8119eddb>] kmem_cache_alloc_trace+0x4b/0x2a0
 [<ffffffffa0083fb3>] ttm_bo_move_accel_cleanup+0x1d3/0x330 [ttm]
 [<ffffffffa00c5418>] radeon_move_blit.isra.4+0xf8/0x160 [radeon]
 [<ffffffffa00c5db0>] radeon_bo_move+0xb0/0x1f0 [radeon]
 [<ffffffffa00820ed>] ttm_bo_handle_move_mem+0x27d/0x5d0 [ttm]
 [<ffffffff8108dd51>] ? get_parent_ip+0x11/0x50
 [<ffffffffa0083307>] ttm_bo_move_buffer+0x127/0x140 [ttm]
 [<ffffffffa008717d>] ? ttm_eu_list_ref_sub+0x3d/0x60 [ttm]
 [<ffffffffa00833c2>] ttm_bo_validate+0xa2/0x120 [ttm]
 [<ffffffffa00c6f45>] radeon_bo_list_validate+0x75/0x90 [radeon]
 [<ffffffffa00dca22>] radeon_cs_ioctl+0x582/0x950 [radeon]
 [<ffffffffa002e573>] drm_ioctl+0x4d3/0x580 [drm]
 [<ffffffffa00dc4a0>] ? radeon_cs_finish_pages+0xf0/0xf0 [radeon]
 [<ffffffff811c49f9>] do_vfs_ioctl+0x99/0x5a0
 [<ffffffff812cd3d7>] ? file_has_perm+0x97/0xb0
 [<ffffffff81103715>] ? rcu_eqs_exit+0x65/0xb0
 [<ffffffff811c4f91>] sys_ioctl+0x91/0xb0
 [<ffffffff81695ad4>] tracesys+0xdd/0xe2

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