Public bug reported: I installed Kubuntu 13.10 64bit just yesterday. I have a Dell Inspiron 15R with switchable graphics (AMD Radeon HD 7700M Series ). After running all post-installation software updates, I installed the graphics drivers using your howto:
sudo apt-get install fglrx fglrx-pxpress Everything went fine, then I hit the Catalyst Control Center to turn off the discrete GPU and switch to integrated intel card. >From that point, whenever I boot the system, I get a 22-second lock-up, accompanied by this dmesg output: [ 6.832151] fglrx_pci 0000:01:00.0: irq 48 for MSI/MSI-X [ 6.832602] <6>[fglrx] Firegl kernel thread PID: 1294 [ 6.832774] <6>[fglrx] Firegl kernel thread PID: 1295 [ 6.832968] <6>[fglrx] Firegl kernel thread PID: 1296 [ 6.833050] <6>[fglrx] IRQ 48 Enabled [ 6.841661] <6>[fglrx] Reserved FB block: Shared offset:0, size:1000000 [ 6.841663] <6>[fglrx] Reserved FB block: Unshared offset:f87c000, size:484000 [ 6.841665] <6>[fglrx] Reserved FB block: Unshared offset:7ffee000, size:12000 [ 6.948220] <6>[fglrx] IRQ 48 Disabled [ 6.948832] <6>[fglrx] module unloaded - fglrx 13.10.10 [May 23 2013] [ 6.966295] AMD IOMMUv2 driver by Joerg Roedel <joerg.roe...@amd.com> [ 6.966298] AMD IOMMUv2 functionality not available on this system [ 6.975837] <6>[fglrx] Maximum main memory to use for locked dma buffers: 7629 MBytes. [ 6.975977] <6>[fglrx] vendor: 1002 device: 682f count: 1 [ 6.976132] <6>[fglrx] ioport: bar 4, base 0x3000, size: 0x100 [ 6.976222] <6>[fglrx] Kernel PAT support is enabled [ 6.976234] <6>[fglrx] module loaded - fglrx 13.10.10 [May 23 2013] with 1 minors [ 8.243150] fglrx_pci 0000:01:00.0: irq 48 for MSI/MSI-X [ 8.243562] <6>[fglrx] Firegl kernel thread PID: 1391 [ 8.243652] <6>[fglrx] Firegl kernel thread PID: 1392 [ 8.243743] <6>[fglrx] Firegl kernel thread PID: 1393 [ 8.243812] <6>[fglrx] IRQ 48 Enabled [ 8.252019] <6>[fglrx] Reserved FB block: Shared offset:0, size:1000000 [ 8.252021] <6>[fglrx] Reserved FB block: Unshared offset:f87c000, size:484000 [ 8.252022] <6>[fglrx] Reserved FB block: Unshared offset:7ffee000, size:12000 [ 9.040511] <6>[fglrx] IRQ 48 Disabled [ 36.207615] BUG: soft lockup - CPU#5 stuck for 22s! [modprobe:1415] [ 36.207618] Modules linked in: fglrx(POF-) amd_iommu_v2 i8k parport_pc ppdev rfcomm bnep x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm crct10dif_pclmul arc4 crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 iwldvm lrw gf128mul glue_helper ablk_helper cryptd dell_wmi mac80211 sparse_keymap snd_hda_codec_hdmi uvcvideo snd_hda_codec_conexant dell_laptop snd_hda_intel rts5139(C) videobuf2_vmalloc dcdbas videobuf2_memops snd_hda_codec videobuf2_core videodev snd_hwdep snd_pcm joydev snd_page_alloc snd_seq_midi iwlwifi snd_seq_midi_event snd_rawmidi cfg80211 snd_seq btusb snd_seq_device mei_me snd_timer mei microcode lpc_ich snd soundcore bluetooth binfmt_misc psmouse mac_hid serio_raw lp parport usb_storage hid_generic usbhid hid i915 i2c_algo_bit drm_kms_helper ahci r8169 drm libahci mii wmi video [last unloaded: amd_iommu_v2] [ 36.207664] CPU: 5 PID: 1415 Comm: modprobe Tainted: PF C O 3.11.0-17-generic #31-Ubuntu [ 36.207665] Hardware name: Dell Inc. Inspiron 7520/0PXH02, BIOS A09 11/15/2012 [ 36.207666] task: ffff88024ef58000 ti: ffff880251272000 task.ti: ffff880251272000 [ 36.207667] RIP: 0010:[<ffffffff8136a682>] [<ffffffff8136a682>] delay_tsc+0x32/0x80 [ 36.207673] RSP: 0018:ffff880251273c38 EFLAGS: 00000287 [ 36.207674] RAX: 00000000000007ca RBX: 0000000000000001 RCX: 00000000010bf078 [ 36.207675] RDX: 00000000d7f02ea6 RSI: 000000000000311a RDI: 0000000000000882 [ 36.207675] RBP: ffff880251273c50 R08: 0000000000000001 R09: ffff880251273cd8 [ 36.207676] R10: ffff88024ff3e000 R11: ffff88024f849c00 R12: ffff88024ff3e000 [ 36.207677] R13: ffff88024f849c00 R14: 0000000000010000 R15: ffff880251273d88 [ 36.207678] FS: 00007fa5d456d740(0000) GS:ffff88025f340000(0000) knlGS:0000000000000000 [ 36.207679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.207680] CR2: 00007fa5d4597f30 CR3: 0000000252ee9000 CR4: 00000000001407e0 [ 36.207681] Stack: [ 36.207682] 0000000000298190 0000000000000bb8 000000000000000a ffff880251273c60 [ 36.207684] ffffffff8136a600 ffff880251273c88 ffffffffa09461bc 0000000000000bb8 [ 36.207686] 000000000000000a 0000000000298190 ffff880251273cd8 ffffffffa0966086 [ 36.207687] Call Trace: [ 36.207690] [<ffffffff8136a600>] __udelay+0x30/0x40 [ 36.207724] [<ffffffffa09461bc>] KCL_DelayInMicroSeconds+0x1c/0x80 [fglrx] [ 36.207753] [<ffffffffa0966086>] MCIL_WaitFor+0x46/0x70 [fglrx] [ 36.207789] [<ffffffffa0999668>] ? Cail_MCILWaitFor+0xe8/0x160 [fglrx] [ 36.207824] [<ffffffffa09996e0>] Cail_MCILWaitFor+0x160/0x160 [fglrx] [ 36.207863] [<ffffffffa09b7552>] ? update_medium_grain_clock_gating+0x302/0x320 [fglrx] [ 36.207900] [<ffffffffa09b85da>] ? Cail_CapeVerde_SetVcePowerGating+0x12a/0x1c0 [fglrx] [ 36.207937] [<ffffffffa09b8874>] ? Cail_CapeVerde_ClockGatingControl+0x204/0x220 [fglrx] [ 36.207974] [<ffffffffa09ba2f7>] ? perform_disable_clock_gating+0x87/0xc0 [fglrx] [ 36.208011] [<ffffffffa09ba220>] ? perform_power_control+0x50/0xa0 [fglrx] [ 36.208048] [<ffffffffa09babe5>] ? Cail_DisablePowerGatingClockGating+0x25/0x40 [fglrx] [ 36.208081] [<ffffffffa098be28>] ? CAILExit+0x68/0x180 [fglrx] [ 36.208109] [<ffffffffa0961135>] ? firegl_cail_free+0x45/0x80 [fglrx] [ 36.208135] [<ffffffffa0954275>] ? cleanup_device+0x35/0x2a0 [fglrx] [ 36.208139] [<ffffffff816ee85e>] ? _raw_spin_lock+0xe/0x20 [ 36.208165] [<ffffffffa09571d5>] ? firegl_cleanup_device_heads+0x65/0xa0 [fglrx] [ 36.208216] [<ffffffffa0b0b88d>] ? firegl_cleanup_module+0x99/0x16c [fglrx] [ 36.208219] [<ffffffff810ca0cb>] ? SyS_delete_module+0x16b/0x2d0 [ 36.208221] [<ffffffff816f2cec>] ? do_page_fault+0x2c/0x50 [ 36.208224] [<ffffffff816f74dd>] ? system_call_fastpath+0x1a/0x1f [ 36.208225] Code: 89 e5 41 55 41 54 41 89 fc 53 65 44 8b 2c 25 64 b0 00 00 66 66 90 0f ae e8 e8 eb f7 ca ff 66 90 89 c3 eb 14 0f 1f 44 00 00 f3 90 <65> 8b 04 25 64 b0 00 00 41 39 c5 75 1d 66 66 90 0f ae e8 e8 c6 [ 51.668911] <6>[fglrx] module unloaded - fglrx 13.10.10 [May 23 2013] ** Affects: fglrx-pxpress (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to fglrx-pxpress in Ubuntu. https://bugs.launchpad.net/bugs/1283483 Title: Kernel "soft lockup" during boot after disabling radeon card Status in “fglrx-pxpress” package in Ubuntu: New Bug description: I installed Kubuntu 13.10 64bit just yesterday. I have a Dell Inspiron 15R with switchable graphics (AMD Radeon HD 7700M Series ). After running all post-installation software updates, I installed the graphics drivers using your howto: sudo apt-get install fglrx fglrx-pxpress Everything went fine, then I hit the Catalyst Control Center to turn off the discrete GPU and switch to integrated intel card. From that point, whenever I boot the system, I get a 22-second lock- up, accompanied by this dmesg output: [ 6.832151] fglrx_pci 0000:01:00.0: irq 48 for MSI/MSI-X [ 6.832602] <6>[fglrx] Firegl kernel thread PID: 1294 [ 6.832774] <6>[fglrx] Firegl kernel thread PID: 1295 [ 6.832968] <6>[fglrx] Firegl kernel thread PID: 1296 [ 6.833050] <6>[fglrx] IRQ 48 Enabled [ 6.841661] <6>[fglrx] Reserved FB block: Shared offset:0, size:1000000 [ 6.841663] <6>[fglrx] Reserved FB block: Unshared offset:f87c000, size:484000 [ 6.841665] <6>[fglrx] Reserved FB block: Unshared offset:7ffee000, size:12000 [ 6.948220] <6>[fglrx] IRQ 48 Disabled [ 6.948832] <6>[fglrx] module unloaded - fglrx 13.10.10 [May 23 2013] [ 6.966295] AMD IOMMUv2 driver by Joerg Roedel <joerg.roe...@amd.com> [ 6.966298] AMD IOMMUv2 functionality not available on this system [ 6.975837] <6>[fglrx] Maximum main memory to use for locked dma buffers: 7629 MBytes. [ 6.975977] <6>[fglrx] vendor: 1002 device: 682f count: 1 [ 6.976132] <6>[fglrx] ioport: bar 4, base 0x3000, size: 0x100 [ 6.976222] <6>[fglrx] Kernel PAT support is enabled [ 6.976234] <6>[fglrx] module loaded - fglrx 13.10.10 [May 23 2013] with 1 minors [ 8.243150] fglrx_pci 0000:01:00.0: irq 48 for MSI/MSI-X [ 8.243562] <6>[fglrx] Firegl kernel thread PID: 1391 [ 8.243652] <6>[fglrx] Firegl kernel thread PID: 1392 [ 8.243743] <6>[fglrx] Firegl kernel thread PID: 1393 [ 8.243812] <6>[fglrx] IRQ 48 Enabled [ 8.252019] <6>[fglrx] Reserved FB block: Shared offset:0, size:1000000 [ 8.252021] <6>[fglrx] Reserved FB block: Unshared offset:f87c000, size:484000 [ 8.252022] <6>[fglrx] Reserved FB block: Unshared offset:7ffee000, size:12000 [ 9.040511] <6>[fglrx] IRQ 48 Disabled [ 36.207615] BUG: soft lockup - CPU#5 stuck for 22s! [modprobe:1415] [ 36.207618] Modules linked in: fglrx(POF-) amd_iommu_v2 i8k parport_pc ppdev rfcomm bnep x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm crct10dif_pclmul arc4 crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 iwldvm lrw gf128mul glue_helper ablk_helper cryptd dell_wmi mac80211 sparse_keymap snd_hda_codec_hdmi uvcvideo snd_hda_codec_conexant dell_laptop snd_hda_intel rts5139(C) videobuf2_vmalloc dcdbas videobuf2_memops snd_hda_codec videobuf2_core videodev snd_hwdep snd_pcm joydev snd_page_alloc snd_seq_midi iwlwifi snd_seq_midi_event snd_rawmidi cfg80211 snd_seq btusb snd_seq_device mei_me snd_timer mei microcode lpc_ich snd soundcore bluetooth binfmt_misc psmouse mac_hid serio_raw lp parport usb_storage hid_generic usbhid hid i915 i2c_algo_bit drm_kms_helper ahci r8169 drm libahci mii wmi video [last unloaded: amd_iommu_v2] [ 36.207664] CPU: 5 PID: 1415 Comm: modprobe Tainted: PF C O 3.11.0-17-generic #31-Ubuntu [ 36.207665] Hardware name: Dell Inc. Inspiron 7520/0PXH02, BIOS A09 11/15/2012 [ 36.207666] task: ffff88024ef58000 ti: ffff880251272000 task.ti: ffff880251272000 [ 36.207667] RIP: 0010:[<ffffffff8136a682>] [<ffffffff8136a682>] delay_tsc+0x32/0x80 [ 36.207673] RSP: 0018:ffff880251273c38 EFLAGS: 00000287 [ 36.207674] RAX: 00000000000007ca RBX: 0000000000000001 RCX: 00000000010bf078 [ 36.207675] RDX: 00000000d7f02ea6 RSI: 000000000000311a RDI: 0000000000000882 [ 36.207675] RBP: ffff880251273c50 R08: 0000000000000001 R09: ffff880251273cd8 [ 36.207676] R10: ffff88024ff3e000 R11: ffff88024f849c00 R12: ffff88024ff3e000 [ 36.207677] R13: ffff88024f849c00 R14: 0000000000010000 R15: ffff880251273d88 [ 36.207678] FS: 00007fa5d456d740(0000) GS:ffff88025f340000(0000) knlGS:0000000000000000 [ 36.207679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.207680] CR2: 00007fa5d4597f30 CR3: 0000000252ee9000 CR4: 00000000001407e0 [ 36.207681] Stack: [ 36.207682] 0000000000298190 0000000000000bb8 000000000000000a ffff880251273c60 [ 36.207684] ffffffff8136a600 ffff880251273c88 ffffffffa09461bc 0000000000000bb8 [ 36.207686] 000000000000000a 0000000000298190 ffff880251273cd8 ffffffffa0966086 [ 36.207687] Call Trace: [ 36.207690] [<ffffffff8136a600>] __udelay+0x30/0x40 [ 36.207724] [<ffffffffa09461bc>] KCL_DelayInMicroSeconds+0x1c/0x80 [fglrx] [ 36.207753] [<ffffffffa0966086>] MCIL_WaitFor+0x46/0x70 [fglrx] [ 36.207789] [<ffffffffa0999668>] ? Cail_MCILWaitFor+0xe8/0x160 [fglrx] [ 36.207824] [<ffffffffa09996e0>] Cail_MCILWaitFor+0x160/0x160 [fglrx] [ 36.207863] [<ffffffffa09b7552>] ? update_medium_grain_clock_gating+0x302/0x320 [fglrx] [ 36.207900] [<ffffffffa09b85da>] ? Cail_CapeVerde_SetVcePowerGating+0x12a/0x1c0 [fglrx] [ 36.207937] [<ffffffffa09b8874>] ? Cail_CapeVerde_ClockGatingControl+0x204/0x220 [fglrx] [ 36.207974] [<ffffffffa09ba2f7>] ? perform_disable_clock_gating+0x87/0xc0 [fglrx] [ 36.208011] [<ffffffffa09ba220>] ? perform_power_control+0x50/0xa0 [fglrx] [ 36.208048] [<ffffffffa09babe5>] ? Cail_DisablePowerGatingClockGating+0x25/0x40 [fglrx] [ 36.208081] [<ffffffffa098be28>] ? CAILExit+0x68/0x180 [fglrx] [ 36.208109] [<ffffffffa0961135>] ? firegl_cail_free+0x45/0x80 [fglrx] [ 36.208135] [<ffffffffa0954275>] ? cleanup_device+0x35/0x2a0 [fglrx] [ 36.208139] [<ffffffff816ee85e>] ? _raw_spin_lock+0xe/0x20 [ 36.208165] [<ffffffffa09571d5>] ? firegl_cleanup_device_heads+0x65/0xa0 [fglrx] [ 36.208216] [<ffffffffa0b0b88d>] ? firegl_cleanup_module+0x99/0x16c [fglrx] [ 36.208219] [<ffffffff810ca0cb>] ? SyS_delete_module+0x16b/0x2d0 [ 36.208221] [<ffffffff816f2cec>] ? do_page_fault+0x2c/0x50 [ 36.208224] [<ffffffff816f74dd>] ? system_call_fastpath+0x1a/0x1f [ 36.208225] Code: 89 e5 41 55 41 54 41 89 fc 53 65 44 8b 2c 25 64 b0 00 00 66 66 90 0f ae e8 e8 eb f7 ca ff 66 90 89 c3 eb 14 0f 1f 44 00 00 f3 90 <65> 8b 04 25 64 b0 00 00 41 39 c5 75 1d 66 66 90 0f ae e8 e8 c6 [ 51.668911] <6>[fglrx] module unloaded - fglrx 13.10.10 [May 23 2013] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/fglrx-pxpress/+bug/1283483/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp