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Bug#880660: xserver-xorg-video-nouveau: Crash when kernel tries to switch to frame buffer

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  Bug#880660: xserver-xorg-video-nouveau: Crash when kernel tries to switch to frame buffer Sven Joachim <svenjoac@gmx.de> - 2018-01-09 21:00 +0100
    Bug#880660: xserver-xorg-video-nouveau: Crash when kernel tries to switch to frame buffer Sven Joachim <svenjoac@gmx.de> - 2018-01-13 10:40 +0100
      Processed: Re: Bug#880660: xserver-xorg-video-nouveau: Crash when  kernel tries to switch to frame buffer "Debian Bug Tracking System" <owner@bugs.debian.org> - 2018-01-13 10:40 +0100

#59923 — Bug#880660: xserver-xorg-video-nouveau: Crash when kernel tries to switch to frame buffer

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On 2017-11-03 13:46 +0100, Christoph Pohl wrote:

> after upgrading to kernel 4.13, the nouveau kernel module crashes when
> the kernel tries to switch to frame buffer during boot. Under 4.12,
> where everything was working fine, this was the relevant output of
> dmesg:
>
> Nov  3 09:15:04 ws6779 kernel: [    4.615541] nouveau 0000:01:00.0: DRM: allocated 1920x1200 fb: 0x60000, bo ffff97aed7608800
> Nov  3 09:15:04 ws6779 kernel: [    4.615989] fbcon: nouveaufb (fb0) is primary device
> Nov  3 09:15:04 ws6779 kernel: [    4.758665] Console: switching to colour frame buffer device 240x75
> Nov  3 09:15:04 ws6779 kernel: [    4.862120] nouveau 0000:01:00.0: fb0: nouveaufb frame buffer device
>
> Now, under 4.13, this happens and leaves the monitor without a signal,
> making the system unuseable:
>
> Nov  3 09:14:06 ws6779 kernel: [    4.647634] nouveau 0000:01:00.0: DRM: allocated 1920x1200 fb: 0x60000, bo ffff8c79da533000
> Nov  3 09:14:06 ws6779 kernel: [    4.652071] fbcon: nouveaufb (fb0) is primary device
> Nov  3 09:14:06 ws6779 kernel: [    4.749172] BUG: unable to handle kernel NULL pointer dereference at           (null)
> Nov  3 09:14:06 ws6779 kernel: [    4.749173] IP:           (null)
> Nov  3 09:14:06 ws6779 kernel: [    4.749174] PGD 0 
> Nov  3 09:14:06 ws6779 kernel: [    4.749174] P4D 0 
> Nov  3 09:14:06 ws6779 kernel: [    4.749174] 
> Nov  3 09:14:06 ws6779 kernel: [    4.749175] Oops: 0010 [#1] SMP
> Nov  3 09:14:06 ws6779 kernel: [    4.749176] Modules linked in: joydev hid_generic usbhid hid binfmt_misc intel_uncore(+) hp_wmi sparse_keymap rfkill wmi_bmof evdev intel_rapl_perf serio_raw pcspkr sg lpc_ich(+) mfd_core snd_hda_intel(+) snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer snd soundcore mei_me(+) mei battery i915(+) shpchp(+) tpm_infineon nouveau(+) mxm_wmi wmi video button ttm drm_kms_helper drm i2c_algo_bit parport_pc ppdev lp sunrpc parport ip_tables x_tables autofs4 ext4 crc16 mbcache jbd2 crc32c_generic fscrypto ecb sr_mod cdrom sd_mod crc32c_intel ahci libahci aesni_intel aes_x86_64 crypto_simd cryptd glue_helper libata xhci_pci ehci_pci e1000e xhci_hcd ehci_hcd psmouse scsi_mod i2c_i801 ptp usbcore pps_core usb_common fan thermal
> Nov  3 09:14:06 ws6779 kernel: [    4.749204] CPU: 4 PID: 199 Comm: kworker/u16:4 Not tainted 4.13.0-1-amd64 #1 Debian 4.13.4-2
> Nov  3 09:14:06 ws6779 kernel: [    4.749205] Hardware name: Hewlett-Packard HP EliteDesk 800 G1 TWR/18E4, BIOS L01 v02.65 07/13/2015
> Nov  3 09:14:06 ws6779 kernel: [    4.749241] Workqueue: nvkm-disp gf119_disp_super [nouveau]
> Nov  3 09:14:06 ws6779 kernel: [    4.749241] task: ffff8c79d753d040 task.stack: ffffb4f2821c4000
> Nov  3 09:14:06 ws6779 kernel: [    4.749242] RIP: 0010:          (null)
> Nov  3 09:14:06 ws6779 kernel: [    4.749242] RSP: 0018:ffffb4f2821c7c40 EFLAGS: 00010206
> Nov  3 09:14:06 ws6779 kernel: [    4.749243] RAX: ffffffffc081fec0 RBX: 0000000000000000 RCX: 0000000000000016
> Nov  3 09:14:06 ws6779 kernel: [    4.749244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8c79dbe9a000
> Nov  3 09:14:06 ws6779 kernel: [    4.749244] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
> Nov  3 09:14:06 ws6779 kernel: [    4.749244] R10: 0000000000001000 R11: 0000000010624dd3 R12: 0000000000000000
> Nov  3 09:14:06 ws6779 kernel: [    4.749245] R13: ffffb4f2821c7d6e R14: ffffb4f2821c7d60 R15: ffff8c79dce92c00
> Nov  3 09:14:06 ws6779 kernel: [    4.749245] FS:  0000000000000000(0000) GS:ffff8c79efb00000(0000) knlGS:0000000000000000
> Nov  3 09:14:06 ws6779 kernel: [    4.749246] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> Nov  3 09:14:06 ws6779 kernel: [    4.749247] CR2: 0000000000000000 CR3: 0000000214009000 CR4: 00000000001406e0
> Nov  3 09:14:06 ws6779 kernel: [    4.749247] Call Trace:
> Nov  3 09:14:06 ws6779 kernel: [    4.749272]  ? nvkm_dp_train_drive+0x210/0x2f0 [nouveau]
> Nov  3 09:14:06 ws6779 kernel: [    4.749294]  ? nvkm_dp_acquire+0x89c/0xca0 [nouveau]
> Nov  3 09:14:06 ws6779 kernel: [    4.749317]  ? nv50_disp_super_2_2+0x69/0x430 [nouveau]
> Nov  3 09:14:06 ws6779 kernel: [    4.749337]  ? gf119_disp_super+0x1a5/0x2f0 [nouveau]
> Nov  3 09:14:06 ws6779 kernel: [    4.749340]  ? process_one_work+0x181/0x370
> Nov  3 09:14:06 ws6779 kernel: [    4.749341]  ? worker_thread+0x4d/0x3a0
> Nov  3 09:14:06 ws6779 kernel: [    4.749342]  ? kthread+0xfc/0x130
> Nov  3 09:14:06 ws6779 kernel: [    4.749343]  ? process_one_work+0x370/0x370
> Nov  3 09:14:06 ws6779 kernel: [    4.749344]  ? kthread_create_on_node+0x70/0x70
> Nov  3 09:14:06 ws6779 kernel: [    4.749346]  ? ret_from_fork+0x25/0x30
> Nov  3 09:14:06 ws6779 kernel: [    4.749346] Code:  Bad RIP value.
> Nov  3 09:14:06 ws6779 kernel: [    4.749349] RIP:           (null) RSP: ffffb4f2821c7c40
> Nov  3 09:14:06 ws6779 kernel: [    4.749349] CR2: 0000000000000000
> Nov  3 09:14:06 ws6779 kernel: [    4.749350] ---[ end trace e7e26cc20e08b3dd ]---

Looking again, I think this is
https://bugs.freedesktop.org/show_bug.cgi?id=103421 which has a patch
that works for at least two people, attached for convenience.  If you
dare building your own kernel, you may want to try it out.

Cheers,
       Sven

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#59971

Control: tags -1 + patch fixed-upstream

On 2018-01-09 20:48 +0100, Sven Joachim wrote:

> Looking again, I think this is
> https://bugs.freedesktop.org/show_bug.cgi?id=103421 which has a patch
> that works for at least two people, attached for convenience.  If you
> dare building your own kernel, you may want to try it out.
>
> diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
> index a2978a37b4f3..700fc754f28a 100644
> --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
> +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
> @@ -174,6 +174,7 @@ gf119_sor = {
>  		.links = gf119_sor_dp_links,
>  		.power = g94_sor_dp_power,
>  		.pattern = gf119_sor_dp_pattern,
> +		.drive = gf119_sor_dp_drive,
>  		.vcpi = gf119_sor_dp_vcpi,
>  		.audio = gf119_sor_dp_audio,
>  		.audio_sym = gf119_sor_dp_audio_sym,

This patch is now in Linus' tree[1].

Cheers,
       Sven


1. https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1b5c7ef3d0d0610bda9b63263f7c5b7178d11015

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#59972 — Processed: Re: Bug#880660: xserver-xorg-video-nouveau: Crash when kernel tries to switch to frame buffer

Processing control commands:

> tags -1 + patch fixed-upstream
Bug #880660 [src:linux] xserver-xorg-video-nouveau: Crash when kernel tries to switch to frame buffer
Bug #886727 [src:linux] nouveau: no desktop on nvidia NVS 310 card on DELL precision 7810
Added tag(s) fixed-upstream and patch.
Added tag(s) patch and fixed-upstream.

-- 
880660: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=880660
886727: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=886727
Debian Bug Tracking System
Contact owner@bugs.debian.org with problems

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