WARNING: at drivers/gpu/drm/ttm/ttm_page_alloc.c:758
From: Markus Trippelsdorf
Date: Tue Mar 29 2011 - 10:56:58 EST
Just came across this WARNING (running latest git kernel):
Mar 29 09:14:39 gentoo kernel: udev[888]: starting version 164
Mar 29 15:45:45 gentoo kernel: ------------[ cut here ]------------
Mar 29 15:45:45 gentoo kernel: WARNING: at drivers/gpu/drm/ttm/ttm_page_alloc.c:758 ttm_put_pages+0x1c6/0x2b0()
Mar 29 15:45:45 gentoo kernel: Hardware name: System Product Name
Mar 29 15:45:45 gentoo kernel: Pid: 688, comm: kworker/u:6 Not tainted 2.6.38-09065-g89078d5 #23
Mar 29 15:45:45 gentoo kernel: Call Trace:
Mar 29 15:45:45 gentoo kernel: [<ffffffff81073fea>] warn_slowpath_common+0x7a/0xb0
Mar 29 15:45:45 gentoo kernel: [<ffffffff8107410a>] warn_slowpath_null+0x1a/0x20
Mar 29 15:45:45 gentoo kernel: [<ffffffff8130fe46>] ttm_put_pages+0x1c6/0x2b0
Mar 29 15:45:45 gentoo kernel: [<ffffffff8130889d>] ttm_tt_free_alloced_pages+0xbd/0x100
Mar 29 15:45:45 gentoo kernel: [<ffffffff8130933c>] ttm_tt_swapout+0x1ac/0x2a0
Mar 29 15:45:45 gentoo kernel: [<ffffffff8130ab85>] ttm_bo_swapout+0x1a5/0x230
Mar 29 15:45:45 gentoo kernel: [<ffffffff812fcefc>] ? drm_mm_kmalloc+0x3c/0xd0
Mar 29 15:45:45 gentoo kernel: [<ffffffff81307d38>] ttm_shrink+0xd8/0x120
Mar 29 15:45:45 gentoo kernel: [<ffffffff8108f101>] ? queue_delayed_work_on+0x91/0x100
Mar 29 15:45:45 gentoo kernel: [<ffffffff81307d80>] ? ttm_shrink+0x120/0x120
Mar 29 15:45:45 gentoo kernel: [<ffffffff81307d99>] ttm_shrink_work+0x19/0x20
Mar 29 15:45:45 gentoo kernel: [<ffffffff8108e0ae>] process_one_work+0x11e/0x4c0
Mar 29 15:45:45 gentoo kernel: [<ffffffff8108ea2e>] worker_thread+0x15e/0x340
Mar 29 15:45:45 gentoo kernel: [<ffffffff8108e8d0>] ? manage_workers.isra.28+0x220/0x220
Mar 29 15:45:45 gentoo kernel: [<ffffffff8109348c>] kthread+0x8c/0xa0
Mar 29 15:45:45 gentoo kernel: [<ffffffff8156e814>] kernel_thread_helper+0x4/0x10
Mar 29 15:45:45 gentoo kernel: [<ffffffff81093400>] ? kthread_flush_work_fn+0x20/0x20
Mar 29 15:45:45 gentoo kernel: [<ffffffff8156e810>] ? gs_change+0xb/0xb
Mar 29 15:45:45 gentoo kernel: ---[ end trace d5b07e4231e70291 ]---
Mar 29 15:45:45 gentoo kernel: ------------[ cut here ]------------
...
It's repeated ad nauseam from there on. (/var/log/kern.log is now over
85MB in size)
--
Markus
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