Originally posted by M?P?F
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At least this works for me.
Aug 19 23:56:18 ojab kernel: [99522.866315] mtrr: no MTRR for d0000000,10000000 found Aug 20 00:28:48 ojab kernel: [101473.033748] mtrr: no MTRR for d0000000,10000000 found Aug 20 00:28:52 ojab kernel: [101476.722569] [drm] Setting GART location based on new memory map Aug 20 00:28:52 ojab kernel: [101476.738082] [drm] Loading RS780/RS880 CP Microcode Aug 20 00:28:52 ojab kernel: [101476.738792] [drm] Loading RS780/RS880 PFP Microcode Aug 20 00:28:52 ojab kernel: [101476.753914] [drm] Resetting GPU Aug 20 00:28:52 ojab kernel: [101476.753973] [drm] writeback test succeeded in 1 usecs Aug 20 00:30:56 ojab kernel: [101601.082919] [drm] wait idle failed status : 0xA0003030 0x00000003 Aug 20 00:30:56 ojab kernel: [101601.213932] [drm] wait idle failed status : 0xA0003030 0x00000003 ............many same records................................... Aug 20 00:30:56 ojab kernel: [101601.365091] [drm] wait idle failed status : 0xA0003030 0x00000003 Aug 20 00:43:43 ojab kernel: [102367.446305] [drm] wait idle failed status : 0xA0003030 0x00000003 Aug 20 00:43:43 ojab kernel: [102367.578205] [drm] wait idle failed status : 0xA0003030 0x00000003 Aug 20 00:43:43 ojab kernel: [102367.578219] BUG: unable to handle kernel NULL pointer dereference at (null) Aug 20 00:43:43 ojab kernel: [102367.578222] IP: [<ffffffffa01b9131>] radeon_read_ring_rptr+0x31/0x60 [radeon] Aug 20 00:43:43 ojab kernel: [102367.578230] PGD 0 Aug 20 00:43:43 ojab kernel: [102367.578232] Oops: 0000 [#1] PREEMPT SMP Aug 20 00:43:43 ojab kernel: [102367.578235] last sysfs file: /sys/devices/system/cpu/cpu1/topology/core_id Aug 20 00:43:43 ojab kernel: [102367.578237] CPU 0 Aug 20 00:43:43 ojab kernel: [102367.578238] Modules linked in: radeon drm isofs zlib_inflate sr_mod cdrom powernow_k8 i2c_dev k8temp cpufreq_stats af_packet kvm_amd kvm hwmon usbhid hid snd_hda_intel snd_hda_codec r8169 snd_hwdep snd_pcm ehci_hcd ohci_hcd bitrev snd_timer crc32 usbcore snd soundcore snd_page_alloc i2c_piix4 amd64_edac_mod i2c_core thermal edac_core sg rtc_cmos rtc_core evdev mii rtc_lib processor button unix [last unloaded: drm] Aug 20 00:43:43 ojab kernel: [102367.578261] Pid: 32233, comm: X Not tainted 2.6.31-rc6-ojab #5 MS-7576 Aug 20 00:43:43 ojab kernel: [102367.578262] RIP: 0010:[<ffffffffa01b9131>] [<ffffffffa01b9131>] radeon_read_ring_rptr+0x31/0x60 [radeon] Aug 20 00:43:43 ojab kernel: [102367.578268] RSP: 0018:ffff8800460ffba8 EFLAGS: 00010246 Aug 20 00:43:43 ojab kernel: [102367.578270] RAX: ffff8800479f8540 RBX: ffff88006dca8000 RCX: 000000000000002c Aug 20 00:43:43 ojab kernel: [102367.578271] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88006dca8000 Aug 20 00:43:43 ojab kernel: [102367.578273] RBP: 0000000000000010 R08: 0000000000000000 R09: 00000000ffffffff Aug 20 00:43:43 ojab kernel: [102367.578275] R10: 0000000000000001 R11: ffff88000157b318 R12: 0000000000000008 Aug 20 00:43:43 ojab kernel: [102367.578276] R13: ffff88005c8e5c60 R14: ffff88006fbb9700 R15: 0000000000000000 Aug 20 00:43:43 ojab kernel: [102367.578278] FS: 00007fa3ac0626f0(0000) GS:ffff880001569000(0000) knlGS:0000000000000000 Aug 20 00:43:43 ojab kernel: [102367.578280] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b Aug 20 00:43:43 ojab kernel: [102367.578281] CR2: 0000000000000000 CR3: 0000000001001000 CR4: 00000000000006f0 Aug 20 00:43:43 ojab kernel: [102367.578283] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Aug 20 00:43:43 ojab kernel: [102367.578285] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Aug 20 00:43:43 ojab kernel: [102367.578287] Process X (pid: 32233, threadinfo ffff8800460fe000, task ffff8800019396c0) Aug 20 00:43:43 ojab kernel: [102367.578288] Stack: Aug 20 00:43:43 ojab kernel: [102367.578289] 0000000000000af8 00000000bb4b85b7 0000000000000003 ffffffffa01b9c12 Aug 20 00:43:43 ojab kernel: [102367.578292] <0> 0000000000000000 00000000bb4b85b7 ffff88006dca8000 ffffffffa01cdaab Aug 20 00:43:43 ojab kernel: [102367.578295] <0> ffff88006dcaa000 00000000bb4b85b7 ffff88005c8e5c60 ffff88006dca8000 Aug 20 00:43:43 ojab kernel: [102367.578298] Call Trace: Aug 20 00:43:43 ojab kernel: [102367.578303] [<ffffffffa01b9c12>] ? radeon_commit_ring+0x62/0xe0 [radeon] Aug 20 00:43:43 ojab kernel: [102367.578308] [<ffffffffa01cdaab>] ? r600_do_cp_idle+0xcb/0x140 [radeon] Aug 20 00:43:43 ojab kernel: [102367.578313] [<ffffffffa01bd41e>] ? radeon_do_release+0x6e/0x230 [radeon] Aug 20 00:43:43 ojab kernel: [102367.578326] [<ffffffffa018df91>] ? drm_lastclose+0x51/0x320 [drm] Aug 20 00:43:43 ojab kernel: [102367.578330] [<ffffffff810dcea5>] ? __fput+0xe5/0x240 Aug 20 00:43:43 ojab kernel: [102367.578333] [<ffffffff810d8d27>] ? filp_close+0x67/0xb0 Aug 20 00:43:43 ojab kernel: [102367.578336] [<ffffffff8104e55d>] ? put_files_struct+0xed/0x130 Aug 20 00:43:43 ojab kernel: [102367.578338] [<ffffffff81050568>] ? do_exit+0x6c8/0x730 Aug 20 00:43:43 ojab kernel: [102367.578341] [<ffffffff8100cb0e>] ? common_interrupt+0xe/0x13 Aug 20 00:43:43 ojab kernel: [102367.578343] [<ffffffff81050622>] ? do_group_exit+0x52/0xc0 Aug 20 00:43:43 ojab kernel: [102367.578346] [<ffffffff8105d1e9>] ? get_signal_to_deliver+0x279/0x430 Aug 20 00:43:43 ojab kernel: [102367.578348] [<ffffffff8100b640>] ? do_notify_resume+0x120/0x780 Aug 20 00:43:43 ojab kernel: [102367.578351] [<ffffffff810ec5b9>] ? vfs_ioctl+0xa9/0xd0 Aug 20 00:43:43 ojab kernel: [102367.578353] [<ffffffff810ec740>] ? do_vfs_ioctl+0xa0/0x5a0 Aug 20 00:43:43 ojab kernel: [102367.578355] [<ffffffff81016fc8>] ? restore_i387_xstate+0x168/0x1e0 Aug 20 00:43:43 ojab kernel: [102367.578359] [<ffffffff81314eda>] ? thread_return+0x4e/0x5b4 Aug 20 00:43:43 ojab kernel: [102367.578361] [<ffffffff8100c271>] ? sysret_signal+0x74/0xc5 Aug 20 00:43:43 ojab kernel: [102367.578362] Code: 8b 04 25 28 00 00 00 48 89 44 24 08 31 c0 f6 87 d6 03 00 00 08 75 2b 48 8b 87 10 01 00 00 c1 ee 02 89 f6 48 c1 e6 02 48 03 70 18 <8b> 06 48 8b 54 24 08 65 48 33 14 25 28 00 00 00 75 16 48 83 c4 Aug 20 00:43:43 ojab kernel: [102367.578381] RIP [<ffffffffa01b9131>] radeon_read_ring_rptr+0x31/0x60 [radeon] Aug 20 00:43:43 ojab kernel: [102367.578385] RSP <ffff8800460ffba8> Aug 20 00:43:43 ojab kernel: [102367.578386] CR2: 0000000000000000 Aug 20 00:43:43 ojab kernel: [102367.578388] ---[ end trace 7ad15c9b10ecbf30 ]--- Aug 20 00:43:43 ojab kernel: [102367.578390] Fixing recursive fault but reboot is needed!
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