[Bug 26949] New: kms : radeon rv620 : crash with dynpm=1

[bugzilla-daemon at freedesktop.org]

http://bugs.freedesktop.org/show_bug.cgi?id=26949

           Summary: kms : radeon rv620 : crash with dynpm=1
           Product: xorg
           Version: 7.5
          Platform: x86 (IA32)
        OS/Version: Linux (All)
            Status: NEW
          Severity: major
          Priority: medium
         Component: Driver/Radeon
        AssignedTo: xorg-driver-ati at lists.x.org
        ReportedBy: aderumier at odiso.com
         QAContact: xorg-team at lists.x.org


Hi, i'had a crash today with last kernel git 2.6.33-git13, with my dell laptop
15, radeon rv620 with radeon.dynpm=1 radeon.dynclks=1.

the crash occur when i had restarted Xorg

here the stack trace:


Mar  8 08:10:45 spirit-laptop kernel: Pid: 3953, comm: Xorg Not tainted
2.6.33-05070-g64ba992-dirty #1 0P132H/Studio 1537
Mar  8 08:10:45 spirit-laptop kernel: EIP: 0060:[<f825ab2b>] EFLAGS: 00013202
CPU: 0
Mar  8 08:10:45 spirit-laptop kernel: EIP is at
radeon_pm_compute_clocks+0x7b/0x210 [radeon]
Mar  8 08:10:45 spirit-laptop kernel: EAX: f70f3800 EBX: f73f8000 ECX: 00000000
EDX: 00000002
Mar  8 08:10:45 spirit-laptop kernel: ESI: f7369ef4 EDI: 00000001 EBP: 00000001
ESP: f6167d4c
Mar  8 08:10:45 spirit-laptop kernel: DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS:
0068
Mar  8 08:10:45 spirit-laptop kernel: Process Xorg (pid: 3953, ti=f6166000
task=f6998000 task.ti=f6166000)
Mar  8 08:10:45 spirit-laptop kernel: Stack:
Mar  8 08:10:45 spirit-laptop kernel: f73408a0 f73408a4 00000044 f6167d9c
f73f8a20 f7397200 00000003 f73f8000
Mar  8 08:10:45 spirit-laptop kernel: <0> f7397804 f8211bc5 00000001 f8276f3b
f82645a1 f826e8f0 00000015 00000003
Mar  8 08:10:45 spirit-laptop kernel: <0> 00000001 00000000 0000007b 000000d8
00000000 f7397200 f7369ef4 f7369ef4
Mar  8 08:10:45 spirit-laptop kernel: Call Trace:
Mar  8 08:10:45 spirit-laptop kernel: [<f8211bc5>] ?
radeon_atom_encoder_dpms+0xa5/0x240 [radeon]
Mar  8 08:10:45 spirit-laptop kernel: [<f80d6ea8>] ?
drm_helper_disable_unused_functions+0x178/0x180 [drm_kms_helper]
Mar  8 08:10:45 spirit-laptop kernel: [<f80d88cf>] ?
drm_crtc_helper_set_config+0x81f/0x8a0 [drm_kms_helper]
Mar  8 08:10:45 spirit-laptop kernel: [<c10d2701>] ? __destroy_inode+0x1/0x70
Mar  8 08:10:45 spirit-laptop kernel: [<c10cf2f7>] ? d_kill+0x47/0x60
Mar  8 08:10:45 spirit-laptop kernel: [<f80aa6c6>] ?
drm_framebuffer_cleanup+0xa6/0xd0 [drm]
Mar  8 08:10:45 spirit-laptop kernel: [<c10cf9a4>] ? dput+0x84/0x120
Mar  8 08:10:45 spirit-laptop kernel: [<f821395e>] ?
radeon_user_framebuffer_destroy+0x2e/0x40 [radeon]
Mar  8 08:10:45 spirit-laptop kernel: [<f80a8af5>] ? drm_fb_release+0x55/0x70
[drm]
Mar  8 08:10:45 spirit-laptop kernel: [<f80a0e87>] ? drm_release+0x547/0x650
[drm]
Mar  8 08:10:45 spirit-laptop kernel: [<c10c0257>] ? __fput+0xc7/0x1d0
Mar  8 08:10:45 spirit-laptop kernel: [<c10bcd17>] ? filp_close+0x47/0x80
Mar  8 08:10:45 spirit-laptop kernel: [<c103756f>] ? mmput+0x7f/0xc0
Mar  8 08:10:45 spirit-laptop kernel: [<c103b72a>] ?
put_files_struct+0x7a/0x100
Mar  8 08:10:45 spirit-laptop kernel: [<c103d58c>] ? do_exit+0x68c/0x6e0
Mar  8 08:10:45 spirit-laptop kernel: [<c1025c42>] ? do_page_fault+0x102/0x300
Mar  8 08:10:45 spirit-laptop kernel: [<c103d61c>] ? do_group_exit+0x3c/0xa0
Mar  8 08:10:45 spirit-laptop kernel: [<c103d691>] ? sys_exit_group+0x11/0x20
Mar  8 08:10:45 spirit-laptop kernel: [<c100379f>] ? sysenter_do_call+0x12/0x28
Mar  8 08:10:45 spirit-laptop kernel: Code: c6 f4 02 00 00 39 d6 74 71 31 d2 bf
01 00 00 00 8b a8 d8 02 00 00 85 ed 74 25 83 b8 c0 02 00 00 03 74 1c 8b 4d 20
89 fd 83 c2 01 <8b> 89 0c 01 00 00 d3 e5 09 ab 8c 0a 00 00 8b 88 38 01 00 00 8d 
Mar  8 08:10:45 spirit-laptop kernel: EIP: [<f825ab2b>]
radeon_pm_compute_clocks+0x7b/0x210 [radeon] SS:ESP 0068:f6167d4c
Mar  8 08:10:45 spirit-laptop kernel: CR2: 000000000000010c
Mar  8 08:10:45 spirit-laptop kernel: ---[ end trace f97cae595a3c71be ]---
Mar  8 08:10:45 spirit-laptop kernel: Fixing recursive fault but reboot is
needed!


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