linux-kernel - Re: nouveau driver locks up with 4.11 kernel

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Date:   Mon, 14 Aug 2017 15:27:20 -0400
From:   Ilia Mirkin <imirkin@...m.mit.edu>
To:     Michal Hocko <mhocko@...nel.org>
Cc:     "nouveau@...ts.freedesktop.org" <nouveau@...ts.freedesktop.org>,
        Ben Skeggs <bskeggs@...hat.com>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: nouveau driver locks up with 4.11 kernel

On Mon, Aug 14, 2017 at 3:18 PM, Michal Hocko <mhocko@...nel.org> wrote:
> Hi,
> I am having issues with nouveau driver in 4.11 Debian distribution
> kernel. I can start X session but the screen locks up e.g. when I try to
> exit mplayer fullscreen mode. The lock is swamped with tons of
> nouveau 0000:03:00.0: fifo: SCHED_ERROR 13 []
>
> messages and I also can see some warnings
>  ------------[ cut here ]------------
>  WARNING: CPU: 1 PID: 3535 at /build/linux-J4LMtv/linux-4.11.6/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogf100.c:85 gf100_fifo_gpfifo_engine_fini+0x14f/0x1d0 [nouveau]
>  nouveau 0000:03:00.0: timeout
>  Modules linked in: nouveau mxm_wmi wmi ttm cpufreq_powersave cpufreq_conservative cpufreq_userspace iptable_filter iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat iptable_mangle ip_tables x_tables binfmt_misc nfsd auth_rpcgss oid_registry nfs_acl nfs lockd grace fscache sunrpc i2c_sis96x hwmon_vid nf_conntrack_ftp nf_conntrack fuse i2c_dev thermal fan ac battery ntfs snd_intel8x0 snd_ac97_codec ac97_bus psmouse lp snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic snd_hda_intel ppdev intel_powerclamp iTCO_wdt iTCO_vendor_support snd_hda_codec coretemp gma500_gfx snd_hda_core evdev serio_raw drm_kms_helper snd_hwdep snd_pcm_oss pcspkr snd_mixer_oss snd_pcm drm snd_seq_midi snd_seq_midi_event sg snd_rawmidi snd_seq snd_seq_device snd_timer parport_pc snd soundcore
>   parport i2c_algo_bit shpchp lpc_ich tpm_infineon mfd_core video button ext4 crc16 jbd2 fscrypto ecb crypto_simd cryptd aes_i586 mbcache raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c crc32c_generic raid0 multipath linear uas usb_storage dm_mod raid1 md_mod sd_mod hid_generic usbhid hid ahci libahci libata i2c_i801 scsi_mod ehci_pci uhci_hcd e1000e ptp pps_core ehci_hcd usbcore usb_common
>  CPU: 1 PID: 3535 Comm: mpv/vo Tainted: G        W       4.11.0-1-686-pae #1 Debian 4.11.6-1
>  Hardware name:                  /D2500HN, BIOS MUCDT10N.86A.0073.2012.1101.1638 11/01/2012
>  Call Trace:
>   ? dump_stack+0x55/0x73
>   ? __warn+0xea/0x110
>   ? gf100_fifo_gpfifo_engine_fini+0x14f/0x1d0 [nouveau]
>   ? gf100_fifo_gpfifo_engine_fini+0x14f/0x1d0 [nouveau]
>   ? warn_slowpath_fmt+0x46/0x60
>   ? gf100_fifo_gpfifo_engine_fini+0x14f/0x1d0 [nouveau]
>   ? gf100_fifo_gpfifo_engine_addr.isra.1+0xa0/0xa0 [nouveau]
>   ? nvkm_fifo_chan_child_fini+0x4e/0x120 [nouveau]
>   ? nvkm_object_del+0x58/0x90 [nouveau]
>   ? ktime_get+0x4b/0x110
>   ? nvkm_oproxy_fini+0x23/0x80 [nouveau]
>   ? nvkm_object_fini+0x137/0x300 [nouveau]
>   ? nvkm_ioctl_del+0x8c/0xa0 [nouveau]
>   ? nvkm_ioctl+0x100/0x290 [nouveau]
>   ? __check_object_size+0x9e/0x13c
>   ? __check_object_size+0x9e/0x13c
>   ? nvif_client_ioctl+0x2b/0x40 [nouveau]
>   ? usif_ioctl+0x4eb/0x790 [nouveau]
>   ? nouveau_drm_ioctl+0xab/0xb0 [nouveau]
>   ? nouveau_pmops_resume+0x80/0x80 [nouveau]
>   ? do_vfs_ioctl+0x91/0x6b0
>   ? SyS_ioctl+0x60/0x70
>   ? do_fast_syscall_32+0x8a/0x150
>   ? entry_SYSENTER_32+0x4e/0x7c
>  ---[ end trace 1bf6c731018c2e52 ]---
>
> followed by
> nouveau 0000:03:00.0: fifo: channel 6 [mpv/vo[3535]] kick timeout
> nouveau: mpv/vo[3535]:00000000:0000906f: detach gr failed, -110

Are you using mpv in conjunction with the GL video output and
VDPAU-based acceleration? That will kill nouveau. For VDPAU, I
recommend mplayer.

Cheers,

  -ilia