[Bug 28622] radeon video lockup

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=28622





--- Comment #7 from Daniel Poelzleithner <bugzilla.kernel.org at poelzi.org>  2011-03-13 19:13:07 ---
not sure if this is related, but i got a lockup with a different traceback
today:

[48841.194099] INFO: task vlc:22611 blocked for more than 120 seconds.
[48841.194108] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this
message.
[48841.194111] vlc           D ffff880001e44c58     0 22611   2846 0x00000000
[48841.194116]  ffff880001e29c18 0000000000000082 ffff880001e29b68
ffffffff00000000
[48841.194119]  00000000000139c0 ffff880001e448c0 ffff880001e44c58
ffff880001e29fd8
[48841.194122]  ffff880001e44c60 00000000000139c0 ffff880001e28010
00000000000139c0
[48841.194126] Call Trace:
[48841.194133]  [<ffffffff8156cb67>] __mutex_lock_slowpath+0xf7/0x180
[48841.194137]  [<ffffffff8156ca4b>] mutex_lock+0x2b/0x50
[48841.194173]  [<ffffffffa00cd44e>] radeon_bo_unref+0x3e/0x80 [radeon]
[48841.194190]  [<ffffffffa0013ff0>] ? drm_gem_object_free+0x0/0x40 [drm]
[48841.194208]  [<ffffffffa00e2c25>] radeon_gem_object_free+0x35/0x50 [radeon]
[48841.194219]  [<ffffffffa0014019>] drm_gem_object_free+0x29/0x40 [drm]
[48841.194223]  [<ffffffff812b3e17>] kref_put+0x37/0x70
[48841.194233]  [<ffffffffa001463e>] drm_gem_close_ioctl+0xbe/0x100 [drm]
[48841.194243]  [<ffffffffa00128d3>] drm_ioctl+0x433/0x4f0 [drm]
[48841.194253]  [<ffffffffa0014580>] ? drm_gem_close_ioctl+0x0/0x100 [drm]
[48841.194258]  [<ffffffff8111be40>] ? __remove_shared_vm_struct+0x40/0x60
[48841.194262]  [<ffffffff81127511>] ? free_pages_and_swap_cache+0x21/0xd0
[48841.194266]  [<ffffffff812b044a>] ? cpumask_any_but+0x2a/0x40
[48841.194269]  [<ffffffff81157a29>] do_vfs_ioctl+0xa9/0x5a0
[48841.194272]  [<ffffffff8111b85e>] ? remove_vma+0x6e/0x90
[48841.194274]  [<ffffffff8111d968>] ? do_munmap+0x318/0x3b0
[48841.194277]  [<ffffffff81157fa1>] sys_ioctl+0x81/0xa0
[48841.194281]  [<ffffffff8100b002>] system_call_fastpath+0x16/0x1b

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