Sep 21 09:18:18 callisto kernel: [drm] Initialized drm 1.1.0 20060810 Sep 21 09:18:18 callisto kernel: nouveau [ DEVICE][0000:01:00.0] BOOT0 : 0x096000c1 Sep 21 09:18:18 callisto kernel: nouveau [ DEVICE][0000:01:00.0] Chipset: G96 (NV96) Sep 21 09:18:18 callisto kernel: nouveau [ DEVICE][0000:01:00.0] Family : NV50 Sep 21 09:18:18 callisto kernel: nouveau [ VBIOS][0000:01:00.0] checking PRAMIN for image... Sep 21 09:18:18 callisto kernel: sound hdaudioC0D0: autoconfig: line_outs=4 (0x14/0x15/0x16/0x17/0x0) type:line Sep 21 09:18:18 callisto kernel: sound hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0) Sep 21 09:18:18 callisto kernel: sound hdaudioC0D0: hp_outs=1 (0x1b/0x0/0x0/0x0/0x0) Sep 21 09:18:18 callisto kernel: sound hdaudioC0D0: mono: mono_out=0x0 Sep 21 09:18:18 callisto kernel: sound hdaudioC0D0: dig-out=0x11/0x1e Sep 21 09:18:18 callisto kernel: sound hdaudioC0D0: inputs: Sep 21 09:18:18 callisto kernel: sound hdaudioC0D0: Front Mic=0x19 Sep 21 09:18:18 callisto kernel: sound hdaudioC0D0: Rear Mic=0x18 Sep 21 09:18:18 callisto kernel: sound hdaudioC0D0: Line=0x1a Sep 21 09:18:18 callisto kernel: sound hdaudioC0D0: dig-in=0x1f Sep 21 09:18:18 callisto kernel: random: nonblocking pool is initialized Sep 21 09:18:18 callisto kernel: ppdev: user-space parallel port driver Sep 21 09:18:18 callisto kernel: nouveau [ VBIOS][0000:01:00.0] ... appears to be valid Sep 21 09:18:18 callisto kernel: nouveau [ VBIOS][0000:01:00.0] using image from PRAMIN Sep 21 09:18:18 callisto kernel: nouveau [ VBIOS][0000:01:00.0] BIT signature found Sep 21 09:18:18 callisto kernel: nouveau [ VBIOS][0000:01:00.0] version 62.94.96.00.00 Sep 21 09:18:18 callisto kernel: nouveau 0000:01:00.0: irq 41 for MSI/MSI-X Sep 21 09:18:18 callisto kernel: nouveau [ PMC][0000:01:00.0] MSI interrupts enabled Sep 21 09:18:18 callisto kernel: nouveau [ PFB][0000:01:00.0] RAM type: DDR2 Sep 21 09:18:18 callisto kernel: nouveau [ PFB][0000:01:00.0] RAM size: 512 MiB Sep 21 09:18:18 callisto kernel: nouveau [ PFB][0000:01:00.0] ZCOMP: 2048 tags Sep 21 09:18:18 callisto kernel: nouveau [ PTHERM][0000:01:00.0] FAN control: none / external Sep 21 09:18:18 callisto kernel: nouveau [ PTHERM][0000:01:00.0] fan management: automatic Sep 21 09:18:18 callisto kernel: nouveau [ PTHERM][0000:01:00.0] internal sensor: yes Sep 21 09:18:18 callisto kernel: nouveau [ CLK][0000:01:00.0] 0f: core 450 MHz shader 1125 MHz memory 400 MHz Sep 21 09:18:18 callisto kernel: nouveau [ CLK][0000:01:00.0] --: core 400 MHz shader 800 MHz memory 399 MHz Sep 21 09:18:18 callisto kernel: [TTM] Zone kernel: Available graphics memory: 4083426 kiB Sep 21 09:18:18 callisto kernel: [TTM] Zone dma32: Available graphics memory: 2097152 kiB Sep 21 09:18:18 callisto kernel: [TTM] Initializing pool allocator Sep 21 09:18:18 callisto kernel: [TTM] Initializing DMA pool allocator Sep 21 09:18:18 callisto kernel: nouveau [ DRM] VRAM: 512 MiB Sep 21 09:18:18 callisto kernel: nouveau [ DRM] GART: 1048576 MiB Sep 21 09:18:18 callisto kernel: nouveau [ DRM] TMDS table version 2.0 Sep 21 09:18:18 callisto kernel: nouveau [ DRM] DCB version 4.0 Sep 21 09:18:18 callisto kernel: nouveau [ DRM] DCB outp 00: 02000300 00000028 Sep 21 09:18:18 callisto kernel: nouveau [ DRM] DCB outp 01: 01000302 00020030 Sep 21 09:18:18 callisto kernel: nouveau [ DRM] DCB outp 02: 04011310 00000028 Sep 21 09:18:18 callisto kernel: nouveau [ DRM] DCB conn 00: 00001030 Sep 21 09:18:18 callisto kernel: nouveau [ DRM] DCB conn 01: 00000100 Sep 21 09:18:18 callisto kernel: [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). Sep 21 09:18:18 callisto kernel: [drm] Driver supports precise vblank timestamp query. Sep 21 09:18:18 callisto kernel: nouveau [ DRM] MM: using M2MF for buffer copies Sep 21 09:18:18 callisto kernel: nouveau [ DRM] allocated 1680x1050 fb: 0x50000, bo ffff8800cf7b4400 Sep 21 09:18:18 callisto kernel: fbcon: nouveaufb (fb0) is primary device Sep 21 09:18:18 callisto kernel: Console: switching to colour frame buffer device 210x65 Sep 21 09:18:18 callisto kernel: nouveau 0000:01:00.0: fb0: nouveaufb frame buffer device Sep 21 09:18:18 callisto kernel: nouveau 0000:01:00.0: registered panic notifier Sep 21 09:18:18 callisto kernel: [drm] Initialized nouveau 1.1.2 20120801 for 0000:01:00.0 on minor 0 Sep 21 09:18:18 callisto kernel: i2c /dev entries driver Sep 21 09:18:18 callisto kernel: BUG: unable to handle kernel NULL pointer dereference at 0000000000000008 Sep 21 09:18:18 callisto kernel: IP: [] nouveau_i2c_try_acquire_pad+0x30/0x70 [nouveau] Sep 21 09:18:18 callisto kernel: PGD 2256b4067 PUD 225b71067 PMD 0 Sep 21 09:18:18 callisto kernel: Oops: 0000 [#1] PREEMPT SMP Sep 21 09:18:18 callisto kernel: Modules linked in: i2c_dev ppdev snd_hda_codec_realtek snd_hda_codec_generic nouveau snd_hda_intel snd_hda_controller snd_hda_codec video snd_hwdep i2c_algo_bit snd_pcm ttm k10temp drm_kms_helper snd_timer snd drm soundcore cfbfillrect sundance 8250 cfbimgblt mii serial_core cfbcopyarea wmi parport_pc acpi_cpufreq parport evdev processor loop Sep 21 09:18:18 callisto kernel: CPU: 1 PID: 1541 Comm: xcmddc Not tainted 3.16.3 #1 Sep 21 09:18:18 callisto kernel: Hardware name: Gigabyte Technology Co., Ltd. GA-MA770T-UD3/GA-MA770T-UD3, BIOS F8 10/18/2010 Sep 21 09:18:18 callisto kernel: task: ffff880225d28750 ti: ffff8800ce9f8000 task.ti: ffff8800ce9f8000 Sep 21 09:18:18 callisto kernel: RIP: 0010:[] [] nouveau_i2c_try_acquire_pad+0x30/0x70 [nouveau] Sep 21 09:18:18 callisto kernel: RSP: 0018:ffff8800ce9fbd20 EFLAGS: 00010286 Sep 21 09:18:18 callisto kernel: RAX: 0000000000000000 RBX: 0000000000000003 RCX: ffff8800ce8f51c0 Sep 21 09:18:18 callisto kernel: RDX: ffff8800ce8f5540 RSI: 0000000000000003 RDI: ffff8800ce8ec000 Sep 21 09:18:18 callisto kernel: RBP: ffff8800ce9fbd20 R08: 0000000000014380 R09: 00000000000147e9 Sep 21 09:18:18 callisto kernel: R10: 00007fff8bf8bd60 R11: 0000000000000246 R12: ffff8800ce8ec000 Sep 21 09:18:18 callisto kernel: R13: ffff8800cf11cf00 R14: 00000000fffb7d9e R15: 0000000000000000 Sep 21 09:18:18 callisto kernel: FS: 00007fd2674a0780(0000) GS:ffff88022fc80000(0000) knlGS:0000000000000000 Sep 21 09:18:18 callisto kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b Sep 21 09:18:18 callisto kernel: CR2: 0000000000000008 CR3: 00000000cea77000 CR4: 00000000000007e0 Sep 21 09:18:18 callisto kernel: Stack: Sep 21 09:18:18 callisto kernel: ffff8800ce9fbd80 ffffffffa022a670 ffffffff81071bd8 ffff88022fc91770 Sep 21 09:18:18 callisto kernel: 0000000000011700 ffff880225d28750 ffff880225d28750 ffff88022fc91700 Sep 21 09:18:18 callisto kernel: ffff8800ce8ec000 ffff8800ce8ec298 0000000000000001 00000000fffb7d9e Sep 21 09:18:19 callisto kernel: Call Trace: Sep 21 09:18:19 callisto kernel: [] nouveau_i2c_acquire_pad+0x40/0x140 [nouveau] Sep 21 09:18:19 callisto kernel: [] ? pick_next_task_fair+0x438/0x4a0 Sep 21 09:18:19 callisto kernel: [] nouveau_i2c_acquire+0x4b/0x70 [nouveau] Sep 21 09:18:19 callisto kernel: [] nouveau_i2c_pre_xfer+0x32/0x40 [nouveau] Sep 21 09:18:19 callisto kernel: [] bit_xfer+0x32/0x540 [i2c_algo_bit] Sep 21 09:18:19 callisto kernel: [] ? handle_mm_fault+0x486/0x920 Sep 21 09:18:19 callisto kernel: [] ? __free_pages+0x25/0x30 Sep 21 09:18:19 callisto kernel: [] __i2c_transfer+0x5b/0x80 Sep 21 09:18:19 callisto kernel: [] i2c_transfer+0x63/0xb0 Sep 21 09:18:19 callisto kernel: [] i2c_master_send+0x3a/0x50 Sep 21 09:18:19 callisto kernel: [] i2cdev_write+0x52/0x70 [i2c_dev] Sep 21 09:18:19 callisto kernel: [] vfs_write+0xb5/0x1d0 Sep 21 09:18:19 callisto kernel: [] SyS_write+0x4a/0xc0 Sep 21 09:18:19 callisto kernel: [] system_call_fastpath+0x1a/0x1f Sep 21 09:18:19 callisto kernel: Code: 89 e5 eb 0a 0f 1f 80 00 00 00 00 48 89 c2 48 8b 42 08 48 85 c0 75 f4 b0 01 f0 0f c1 42 1c 85 c0 74 31 48 8b 42 28 eb 0c 0f 1f 00 <48> 8b 40 08 48 85 c0 74 0f 48 39 c7 75 f2 31 c0 5d c3 66 0f 1f Sep 21 09:18:19 callisto kernel: RIP [] nouveau_i2c_try_acquire_pad+0x30/0x70 [nouveau] Sep 21 09:18:19 callisto kernel: RSP Sep 21 09:18:19 callisto kernel: CR2: 0000000000000008 Sep 21 09:18:19 callisto kernel: ---[ end trace 2ca0b394f0844316 ]---