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Message-ID: <CAKx2Y1kxWcQRK8_xxPdOZb-idqLNwk_ZfY114rO3eWf22FMt=Q@mail.gmail.com> Date: Wed, 15 Jan 2014 01:27:22 -0800 From: Kui Zhang <kuizhang@...il.com> To: Ilia Mirkin <imirkin@...m.mit.edu> Cc: Ben Skeggs <bskeggs@...hat.com>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: Re: nouveau - BUG: unable to handle kernel NULL pointer dereference yap, that fixed it. thanks kuiz On Wed, Jan 15, 2014 at 12:34 AM, Ilia Mirkin <imirkin@...m.mit.edu> wrote: > On Wed, Jan 15, 2014 at 3:28 AM, Kui Zhang <kuizhang@...il.com> wrote: >> Hello, >> >> I am getting a blank screen after loading initrd, with nouveau. >> >> the laptop seem to boot ok, just no video.This is in dmesg. >> >> Sorry if dupes, html version bounced. >> >> [ 0.855961] nouveau [ VBIOS][0000:01:00.0] ... checksum invalid >> [ 0.856120] nouveau [ VBIOS][0000:01:00.0] BIT signature found >> [ 0.856126] nouveau [ VBIOS][0000:01:00.0] version 05.72.22.41.19 >> [ 0.856303] nouveau 0000:01:00.0: irq 47 for MSI/MSI-X >> [ 0.856315] nouveau [ PMC][0000:01:00.0] MSI interrupts enabled >> [ 0.856347] nouveau [ PFB][0000:01:00.0] RAM type: DDR1 >> [ 0.856351] nouveau [ PFB][0000:01:00.0] RAM size: 64 MiB >> [ 0.856355] nouveau [ PFB][0000:01:00.0] ZCOMP: 0 tags >> [ 0.858309] BUG: unable to handle kernel NULL pointer dereference >> at 0000000000000080 >> [ 0.858316] IP: [<ffffffffa001d0ed>] >> nouveau_gpuobj_create_+0x1fd/0x2a0 [nouveau] >> [ 0.858360] PGD c1be4067 PUD c1be5067 PMD 0 >> [ 0.858366] Oops: 0000 [#1] SMP >> [ 0.858370] Modules linked in: firewire_ohci(+) sky2 sr_mod cdrom >> firewire_core crc_itu_t thermal uhci_hcd nouveau(+) hwmon ttm >> [ 0.858386] CPU: 1 PID: 800 Comm: systemd-udevd Tainted: G W >> 3.13.0-rc8+ #19 >> [ 0.858391] Hardware name: Sony Corporation VGN-SZ320CP/VAIO >> , BIOS R0112N0 04/12/2007 >> [ 0.858396] task: ffff8800c2e5d400 ti: ffff880037800000 task.ti: >> ffff880037800000 >> [ 0.858400] RIP: 0010:[<ffffffffa001d0ed>] [<ffffffffa001d0ed>] >> nouveau_gpuobj_create_+0x1fd/0x2a0 [nouveau] >> [ 0.858429] RSP: 0000:ffff880037801928 EFLAGS: 00010246 >> [ 0.858432] RAX: 0000000000000000 RBX: ffff8800378019a0 RCX: 0000000000000000 >> [ 0.858436] RDX: 0000000000010000 RSI: ffff8800378bba00 RDI: 0000000000000000 >> [ 0.858440] RBP: 0000000000010000 R08: ffff880037801940 R09: 0000000000010000 >> [ 0.858443] R10: ffffffffa00d2b10 R11: 0000000000000000 R12: ffff8800378bba00 >> [ 0.858447] R13: ffff880037801940 R14: 0000000000000000 R15: 0000000000000016 >> [ 0.858451] FS: 00007fb109aed880(0000) GS:ffff8800c7b00000(0000) >> knlGS:0000000000000000 >> [ 0.858455] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b >> [ 0.858459] CR2: 0000000000000080 CR3: 00000000c1be3000 CR4: 00000000000007e0 >> [ 0.858462] Stack: >> [ 0.858464] ffffffffa00d2b10 0000000081a0dc98 0000000000000000 >> ffff8800378bba00 >> [ 0.858470] ffff8800378019b8 ffff8800c2e81000 ffff8800378bbab8 >> ffffffffa00d2b40 >> [ 0.858476] ffff8800378bba00 0000000000000016 ffffffffa001d1c5 >> ffffffff00000000 >> [ 0.858482] Call Trace: >> [ 0.858510] [<ffffffffa001d1c5>] ? _nouveau_gpuobj_ctor+0x35/0x50 [nouveau] >> [ 0.858538] [<ffffffffa001e688>] ? nouveau_object_ctor+0x28/0xd0 [nouveau] >> [ 0.858565] [<ffffffffa001d225>] ? nouveau_gpuobj_new+0x45/0x50 [nouveau] >> [ 0.858598] [<ffffffffa005440a>] ? nv40_instmem_ctor+0x12a/0x290 [nouveau] >> [ 0.858626] [<ffffffffa001e688>] ? nouveau_object_ctor+0x28/0xd0 [nouveau] >> [ 0.858661] [<ffffffffa00607de>] ? nouveau_devobj_ctor+0x18e/0x6e0 [nouveau] >> [ 0.858689] [<ffffffffa001e688>] ? nouveau_object_ctor+0x28/0xd0 [nouveau] >> [ 0.858717] [<ffffffffa001eeb0>] ? nouveau_object_new+0x160/0x210 [nouveau] >> [ 0.858758] [<ffffffffa0093aa8>] ? nouveau_drm_load+0x1b8/0x870 [nouveau] >> [ 0.858766] [<ffffffff813b1929>] ? drm_get_minor+0x189/0x1f0 >> [ 0.858771] [<ffffffff813b1a26>] ? drm_dev_register+0x96/0x1d0 >> [ 0.858776] [<ffffffff813b3584>] ? drm_get_pci_dev+0x84/0x130 >> [ 0.858814] [<ffffffffa0094352>] ? nouveau_drm_probe+0x1f2/0x280 [nouveau] >> [ 0.858821] [<ffffffff81326338>] ? pci_device_probe+0x78/0xd0 >> [ 0.858827] [<ffffffff81440ba8>] ? driver_probe_device+0x68/0x220 >> [ 0.858831] [<ffffffff81440e1b>] ? __driver_attach+0x7b/0x80 >> [ 0.858836] [<ffffffff81440da0>] ? __device_attach+0x40/0x40 >> [ 0.858840] [<ffffffff8143ef73>] ? bus_for_each_dev+0x53/0x90 >> [ 0.858845] [<ffffffff81440370>] ? bus_add_driver+0x170/0x220 >> [ 0.858849] [<ffffffffa0113000>] ? 0xffffffffa0112fff >> [ 0.858854] [<ffffffff814411c6>] ? driver_register+0x56/0xd0 >> [ 0.858858] [<ffffffffa0113000>] ? 0xffffffffa0112fff >> [ 0.858863] [<ffffffff810002ea>] ? do_one_initcall+0xea/0x130 >> [ 0.858870] [<ffffffff8109c5fc>] ? __blocking_notifier_call_chain+0x4c/0x60 >> [ 0.858876] [<ffffffff810d74d7>] ? load_module+0x1947/0x2090 >> [ 0.858880] [<ffffffff810d4670>] ? m_show+0x1a0/0x1a0 >> [ 0.858885] [<ffffffff810d7d3d>] ? SyS_finit_module+0x6d/0x70 >> [ 0.858890] [<ffffffff815e08e3>] ? tracesys+0xe1/0xe6 >> [ 0.858893] Code: ea 10 00 00 85 c0 74 a1 e9 e2 fe ff ff 8b 4c 24 >> 58 4c 8d 6c 24 18 48 89 fe 4d 89 e8 44 89 ca 48 89 c7 44 89 5c 24 0c >> 4c 89 14 24 <ff> 90 80 00 00 00 48 8b 74 24 18 85 c0 48 89 74 24 10 0f >> 85 ac >> [ 0.858934] RIP [<ffffffffa001d0ed>] >> nouveau_gpuobj_create_+0x1fd/0x2a0 [nouveau] >> [ 0.858962] RSP <ffff880037801928> >> [ 0.858965] CR2: 0000000000000080 >> [ 0.858969] ---[ end trace ce522875c83a3c40 ]--- >> >> >> >> 01:00.0 VGA compatible controller: NVIDIA Corporation G72M [GeForce Go >> 7400] (rev a1) (prog-if 00 [VGA controller]) >> Subsystem: Sony Corporation Device 81e6 >> Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- >> Stepping- SERR- FastB2B- DisINTx+ >> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- >> <TAbort- <MAbort- >SERR- <PERR- INTx- >> Latency: 0, Cache Line Size: 64 bytes >> Interrupt: pin A routed to IRQ 47 >> Region 0: Memory at cd000000 (32-bit, non-prefetchable) [size=16M] >> Region 1: Memory at d0000000 (64-bit, prefetchable) [size=256M] >> Region 3: Memory at ce000000 (64-bit, non-prefetchable) [size=16M] >> Expansion ROM at <unassigned> [disabled] >> Capabilities: <access denied> >> Kernel driver in use: nouveau >> >> >> Last working: commit e70988d1aaf73221355e06125c9937bd4b27761c > > This should be fixed by > http://cgit.freedesktop.org/~airlied/linux/commit/?h=drm-fixes&id=fdd239ac99a0cc298b382c5ab5e7bcd09e8933d7 > and on its way to 3.13. > > -ilia -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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