[Bug 27866] d-r-t crashes at radeon_bo_unref() with dynpm=1

Sat May 1 09:55:14 PDT 2010

https://bugs.freedesktop.org/show_bug.cgi?id=27866

--- Comment #9 from Andrew Randrianasulu <randrik at mail.ru> 2010-05-01 09:55:14 PDT ---
It seems i have same issue (with d-r-t up to commit
7a1ffce50373c177d3f6eecce52badc40c90e1dd
Author: Dave Airlie <airlied at redhat.com>
Date:   Thu Apr 29 18:37:59 2010 +1000
    drm/radeon/kms: take vram mutex pointer before derefing object. )


May  1 03:47:11 (none) kernel: 41112 pages non-shared
May  1 03:47:11 (none) kernel: [ttm] unable to allocate page.
May  1 03:47:11 (none) kernel: radeon 0000:01:00.0: object_init failed for
(847872, 0x00000002)
May  1 03:47:11 (none) kernel: [drm:radeon_gem_object_create] *ERROR* Failed to
allocate GEM object (847872, 2, 4096, -12)
May  1 05:20:47 (none) kernel: BUG: unable to handle kernel paging request at
00001688
May  1 05:20:47 (none) kernel: IP: [<c1263de0>] mutex_unlock+0x8/0x1b
May  1 05:20:47 (none) kernel: *pde = 00000000
May  1 05:20:47 (none) kernel: Oops: 0002 [#1] SMP
May  1 05:20:47 (none) kernel: last sysfs file:
/sys/devices/platform/w83627hf.656/in8_input
May  1 05:20:47 (none) kernel: Modules linked in: ramzswap(C) lzo_compress
radeon ttm drm_kms_helper drm i2c_algo_bit cfbcopyarea cfbimgblt cfb
fillrect snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_pcm_oss
snd_mixer_oss nfsd lockd nfs_acl auth_rpcgss sunrpc ipv6 tuner_simple
 tuner_types tda9887 usbmouse snd_wavefront usbhid tda8290 snd_cs4236
snd_wss_lib ppdev snd_opl3_lib snd_hwdep snd_via82xx snd_ac97_codec ac97_
bus snd_pcm snd_mpu401 snd_timer saa7134 rtc_cmos snd_page_alloc
snd_mpu401_uart uhci_hcd snd_rawmidi rtc_core ir_common ehci_hcd parport_pc ns
558 shpchp videobuf_dma_sg rtc_lib snd_seq_device snd floppy soundcore parport
videobuf_core gameport 8139too mii pci_hotplug ir_core usbcore t
veeprom via_agp ufs xfs exportfs agpgart tuner v4l2_common videodev v4l1_compat
w83627hf hwmon_vid hwmon i2c_viapro i2c_dev i2c_core fbcon tile
blit font bitblit softcursor fb
May  1 05:20:47 (none) kernel:
May  1 05:20:47 (none) kernel: Pid: 6445, comm: X Tainted: G         C
2.6.34-rc5-i486 #34 MS-6380E/MS-6380E
May  1 05:20:47 (none) kernel: EIP: 0060:[<c1263de0>] EFLAGS: 00013206 CPU: 0
May  1 05:20:47 (none) kernel: EIP is at mutex_unlock+0x8/0x1b
May  1 05:20:47 (none) kernel: EAX: 00001678 EBX: cb238e10 ECX: c1807150 EDX:
c31c3e00
May  1 05:20:47 (none) kernel: ESI: c84e3400 EDI: c84e3414 EBP: cb238df8 ESP:
cb238df8
May  1 05:20:47 (none) kernel:  DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
May  1 05:20:47 (none) kernel: Process X (pid: 6445, ti=cb238000 task=c6930000
task.ti=cb238000)
May  1 05:20:47 (none) kernel: Stack:
May  1 05:20:47 (none) kernel:  cb238e08 cd29a0c7 00000000 c881ec60 cb238e18
cd2a8b6e c31c3200 c881ec60
May  1 05:20:47 (none) kernel: <0> cb238e2c cd15a9c3 c881ec60 cd15a97c c9762924
cb238e3c c113a101 c881ec60
May  1 05:20:47 (none) kernel: <0> c881ec60 cb238e44 cd15ab04 cb238e50 cd15ab3b
c9762900 cb238e68 cd15acf3
May  1 05:20:47 (none) kernel: Call Trace:
May  1 05:20:47 (none) kernel:  [<cd29a0c7>] ? radeon_bo_unref+0x44/0x54
[radeon]
May  1 05:20:47 (none) kernel:  [<cd2a8b6e>] ? radeon_gem_object_free+0x27/0x39
[radeon]
May  1 05:20:47 (none) kernel:  [<cd15a9c3>] ?
drm_gem_object_free_unlocked+0x47/0x53 [drm]
May  1 05:20:47 (none) kernel:  [<cd15a97c>] ?
drm_gem_object_free_unlocked+0x0/0x53 [drm]
May  1 05:20:47 (none) kernel:  [<c113a101>] ? kref_put+0x39/0x42
May  1 05:20:47 (none) kernel:  [<cd15ab04>] ?
drm_gem_object_unreference_unlocked+0x16/0x18 [drm]
May  1 05:20:47 (none) kernel:  [<cd15ab3b>] ?
drm_gem_object_handle_unreference_unlocked+0x23/0x26 [drm]
May  1 05:20:47 (none) kernel:  [<cd15acf3>] ? drm_gem_close_ioctl+0x62/0x6a
[drm]
May  1 05:20:47 (none) kernel:  [<cd159b79>] ? drm_ioctl+0x22c/0x2fb [drm]
May  1 05:20:47 (none) kernel:  [<cd15ac91>] ? drm_gem_close_ioctl+0x0/0x6a
[drm]
May  1 05:20:47 (none) kernel:  [<c104c6bb>] ? sched_clock_local+0x17/0x11f
May  1 05:20:47 (none) kernel:  [<c10c34cd>] ? vfs_ioctl+0x2c/0x94
May  1 05:20:47 (none) kernel:  [<cd15994d>] ? drm_ioctl+0x0/0x2fb [drm]
May  1 05:20:47 (none) kernel:  [<c10c3a2f>] ? do_vfs_ioctl+0x456/0x494
May  1 05:20:47 (none) kernel:  [<c102d4ad>] ? finish_task_switch+0x38/0x7f
May  1 05:20:47 (none) kernel:  [<c126394e>] ? schedule+0x564/0x5b8
May  1 05:20:47 (none) kernel:  [<c10c3aa0>] ? sys_ioctl+0x33/0x4d
May  1 05:20:47 (none) kernel:  [<c1264ea5>] ? syscall_call+0x7/0xb
May  1 05:20:47 (none) kernel: Code: 53 83 ec 04 0f 1f 44 00 00 89 c3 3e ff 08
79 05 e8 f3 01 00 00 89 e0 25 00 f0 ff ff 89 43 10 58 5b 5d c3 5
5 89 e5 0f 1f 44 00 00 <c7> 40 10 00 00 00 00 3e ff 00 7f 05 e8 02 00 00 00 5d
c3 55 89
May  1 05:20:47 (none) kernel: EIP: [<c1263de0>] mutex_unlock+0x8/0x1b SS:ESP
0068:cb238df8
May  1 05:20:47 (none) kernel: CR2: 0000000000001688
May  1 05:20:47 (none) kernel: ---[ end trace 7081f22cd73eb330 ]---

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