linux-kernel - drm_mm.c regression: Re: 4.0-rc3 on thinkpad x60: GUI locked up, numlock ok

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Message-ID: <20150314072103.GA10846@amd>
Date:	Sat, 14 Mar 2015 08:21:04 +0100
From:	Pavel Machek <pavel@....cz>
To:	kernel list <linux-kernel@...r.kernel.org>
Cc:	airlied@...ux.ie, dri-devel@...ts.freedesktop.org,
	treding@...dia.com, daniel.vetter@...ll.ch
Subject: drm_mm.c regression: Re: 4.0-rc3 on thinkpad x60: GUI locked up,
 numlock ok

On Thu 2015-03-12 15:23:20, Pavel Machek wrote:
> Hi!
> 
> It happened twice so far: in one case gui locked up, but music
> continued playing, and I could still ssh in. (Nothing interesting in
> the logs, if I can tell in all the spam wifi prints).
> 
> Today it locked with blanked screen. Could not ssh in, but that may
> have to do with network manager. Numlock worked.

Third time. It is starting to get annoying. But today there's bonus in
dmesg:

[35600.549159] ------------[ cut here ]------------
[35600.549214] kernel BUG at drivers/gpu/drm/drm_mm.c:305!
[35600.549254] invalid opcode: 0000 [#1] SMP DEBUG_PAGEALLOC
[35600.549301] Modules linked in:
[35600.549324] CPU: 1 PID: 20638 Comm: chromium Tainted: G        W
4.0.0-rc3+ #52
[35600.549385] Hardware name: LENOVO 17097HU/17097HU, BIOS 7BETD8WW
(2.19 ) 03/31/2011
[35600.549445] task: d89bd560 ti: f1812000 task.ti: f1812000
[35600.549485] EIP: 0060:[<c4397f45>] EFLAGS: 00210206 CPU: 1
[35600.549820] EIP is at
drm_mm_insert_node_in_range_generic+0x395/0x450
[35600.549869] EAX: 00200000 EBX: debd7a88 ECX: dc9a4b00 EDX: 00000000
[35600.549917] ESI: debd7a80 EDI: debd7a80 EBP: f1813e20 ESP: f1813dbc
[35600.549963]  DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[35600.550003] CR0: 80050033 CR2: 9bda2000 CR3: 2edda000 CR4: 000006b0
[35600.550049] Stack:
[35600.550057]  debd7a80 ffffffff d2725b00 00000000 00000000 0011e000
00000000 00000000
[35600.550144]  10000000 00000000 00030000 00000000 00000000 00000000
0014e000 00000000
[35600.550230]  00000000 f57e4d40 00100000 00000000 0014e000 00000000
00100000 f57e4d40
[35600.550318] Call Trace:
[35600.550337]  [<c43d044f>] i915_gem_object_pin_view+0x5ff/0x7e0
[35600.550381]  [<c43d22d1>] i915_gem_fault+0x101/0x2f0
[35600.550419]  [<c40dee9f>] __do_fault+0x2f/0x80
[35600.550451]  [<c40e2086>] handle_mm_fault+0x156/0xd70
[35600.550491]  [<c403118c>] ? __do_page_fault+0xbc/0x390
[35600.550528]  [<c4031470>] ? vmalloc_sync_all+0x10/0x10
[35600.550566]  [<c40311db>] __do_page_fault+0x10b/0x390
[35600.550604]  [<c4031470>] ? vmalloc_sync_all+0x10/0x10
[35600.550642]  [<c403147b>] do_page_fault+0xb/0x10
[35600.550675]  [<c4870f57>] error_code+0x67/0x6c
[35600.550708]  [<c4870000>] ? _raw_read_lock_irq+0x20/0x30
[35600.550745] Code: 05 0f 0b 8d 76 00 3b 55 e8 77 0b 72 05 3b 45 e4
73 04 0f 0b 66 90 8b 75 9c 03 46 20 13 56 24 3b 55 f0 72 12 77 05 3b
45 ec 76 0b <0f> 0b 89 f6 8d bc 27 00 00 00 00 39 55 d0 77 0b 72 05 39
45 bc
[35600.551158] EIP: [<c4397f45>]
drm_mm_insert_node_in_range_generic+0x395/0x450 SS:ESP 0068:f1813dbc
[35600.560068] ---[ end trace 3863667320dca4af ]---
pavel@duo:~$



-- 
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(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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