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[Bug 1413971] Re: Use drm_dev_set_unique() to set the unique name explicitly

 

** Also affects: linux via
   http://bugzilla.kernel.org/show_bug.cgi?id=91961
   Importance: Unknown
       Status: Unknown

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https://bugs.launchpad.net/bugs/1413971

Title:
  Use drm_dev_set_unique() to set the unique name explicitly

Status in The Linux Kernel:
  Unknown
Status in linux package in Ubuntu:
  Confirmed

Bug description:
  vivid i386 booted with systemd, on nvidia 346.35 driver with 3.19
  kernel (canonical kernel team)

  Get that syslog trace:

  Jan 23 12:38:35 u32 kernel: [   32.544667] ------------[ cut here ]------------
  Jan 23 12:38:35 u32 kernel: [   32.544695] WARNING: CPU: 0 PID: 998 at /build/buildd/linux-3.19.0/drivers/gpu/drm/drm_ioctl.c:143 drm_setversion+0x185/0x190 [drm]()
  Jan 23 12:38:35 u32 kernel: [   32.544795] No drm_driver.set_busid() implementation provided by nv_drm_driver [nvidia]. Use drm_dev_set_unique() to set the unique name explicitly.
  Jan 23 12:38:35 u32 kernel: [   32.544797] Modules linked in: pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) binfmt_misc ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 xt_hl ip6t_rt nf_conntrack_ipv6 nf_defrag_ipv6 ipt_REJECT nf_reject_ipv4 nf_log_ipv4 nf_log_common xt_LOG xt_limit xt_tcpudp xt_addrtype nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack ip6table_filter ip6_tables nf_conntrack_netbios_ns nf_conntrack_broadcast nf_nat_ftp nf_nat nf_conntrack_ftp nf_conntrack iptable_filter ip_tables x_tables arc4 rtl8187 nvidia(OE) mac80211 cfg80211 eeprom_93cx6 snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_controller coretemp snd_hda_codec snd_hwdep snd_pcm kvm_intel snd_seq_midi snd_seq_midi_event kvm snd_rawmidi snd_seq snd_seq_device drm snd_timer serio_raw snd lpc_ich 8250_fintek soundcore asus_atk0110 shpchp i82975x_edac edac_core mac_hid parport_pc ppdev lp parport autofs4 hid_generic firewire_ohci firewire_core usbhid pata_acpi crc_itu_t hid ahci pata_jmicron libahci sky2 floppy
  Jan 23 12:38:35 u32 kernel: [   32.544859] CPU: 0 PID: 998 Comm: Xorg Tainted: G           OE  3.19.0-2-generic #2-Ubuntu
  Jan 23 12:38:35 u32 kernel: [   32.544861] Hardware name: ASUSTEK COMPUTER INC P5W DH Deluxe/P5W DH Deluxe, BIOS 3002    07/22/2010
  Jan 23 12:38:35 u32 kernel: [   32.544863]  00000000 00000000 f19e7dd4 c16ef07c f19e7e18 f19e7e08 c10618cb f866b2cc
  Jan 23 12:38:35 u32 kernel: [   32.544868]  f19e7e34 000003e6 f866b230 0000008f f86447f5 0000008f f86447f5 f19e7e8c
  Jan 23 12:38:35 u32 kernel: [   32.544874]  f65e2c00 ffffffea f19e7e20 c1061933 00000009 f19e7e18 f866b2cc f19e7e34
  Jan 23 12:38:35 u32 kernel: [   32.544879] Call Trace:
  Jan 23 12:38:35 u32 kernel: [   32.544887]  [<c16ef07c>] dump_stack+0x41/0x52
  Jan 23 12:38:35 u32 kernel: [   32.544892]  [<c10618cb>] warn_slowpath_common+0x8b/0xc0
  Jan 23 12:38:35 u32 kernel: [   32.544906]  [<f86447f5>] ? drm_setversion+0x185/0x190 [drm]
  Jan 23 12:38:35 u32 kernel: [   32.544917]  [<f86447f5>] ? drm_setversion+0x185/0x190 [drm]
  Jan 23 12:38:35 u32 kernel: [   32.544920]  [<c1061933>] warn_slowpath_fmt+0x33/0x40
  Jan 23 12:38:35 u32 kernel: [   32.544932]  [<f86447f5>] drm_setversion+0x185/0x190 [drm]
  Jan 23 12:38:35 u32 kernel: [   32.544945]  [<f8644670>] ? drm_noop+0x40/0x40 [drm]
  Jan 23 12:38:35 u32 kernel: [   32.544956]  [<f864425c>] drm_ioctl+0x2bc/0x560 [drm]
  Jan 23 12:38:35 u32 kernel: [   32.544967]  [<f8644670>] ? drm_noop+0x40/0x40 [drm]
  Jan 23 12:38:35 u32 kernel: [   32.544972]  [<c11bee41>] ? do_filp_open+0x31/0x90
  Jan 23 12:38:35 u32 kernel: [   32.544983]  [<f8643fa0>] ? drm_getmap+0xc0/0xc0 [drm]
  Jan 23 12:38:35 u32 kernel: [   32.544987]  [<c11c1532>] do_vfs_ioctl+0x322/0x550
  Jan 23 12:38:35 u32 kernel: [   32.544990]  [<c11be02d>] ? final_putname+0x1d/0x40
  Jan 23 12:38:35 u32 kernel: [   32.544992]  [<c11be02d>] ? final_putname+0x1d/0x40
  Jan 23 12:38:35 u32 kernel: [   32.544995]  [<c11be274>] ? putname+0x24/0x40
  Jan 23 12:38:35 u32 kernel: [   32.544999]  [<c11ae2ad>] ? do_sys_open+0x19d/0x260
  Jan 23 12:38:35 u32 kernel: [   32.545002]  [<c11c17c0>] SyS_ioctl+0x60/0x90
  Jan 23 12:38:35 u32 kernel: [   32.545006]  [<c16f565f>] sysenter_do_call+0x12/0x12
  Jan 23 12:38:35 u32 kernel: [   32.545008] ---[ end trace 1116205a4e3186e8 ]---
  Jan 23 12:38:35 u32 kernel: [   32.545011] ------------[ cut here ]------------
  Jan 23 12:38:35 u32 kernel: [   32.545022] WARNING: CPU: 0 PID: 998 at /build/buildd/linux-3.19.0/drivers/gpu/drm/drm_ioctl.c:143 drm_setversion+0x185/0x190 [drm]()
  Jan 23 12:38:35 u32 kernel: [   32.545074] No drm_driver.set_busid() implementation provided by nv_drm_driver [nvidia]. Use drm_dev_set_unique() to set the unique name explicitly.
  Jan 23 12:38:35 u32 kernel: [   32.545076] Modules linked in: pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) binfmt_misc ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 xt_hl ip6t_rt nf_conntrack_ipv6 nf_defrag_ipv6 ipt_REJECT nf_reject_ipv4 nf_log_ipv4 nf_log_common xt_LOG xt_limit xt_tcpudp xt_addrtype nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack ip6table_filter ip6_tables nf_conntrack_netbios_ns nf_conntrack_broadcast nf_nat_ftp nf_nat nf_conntrack_ftp nf_conntrack iptable_filter ip_tables x_tables arc4 rtl8187 nvidia(OE) mac80211 cfg80211 eeprom_93cx6 snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_controller coretemp snd_hda_codec snd_hwdep snd_pcm kvm_intel snd_seq_midi snd_seq_midi_event kvm snd_rawmidi snd_seq snd_seq_device drm snd_timer serio_raw snd lpc_ich 8250_fintek soundcore asus_atk0110 shpchp i82975x_edac edac_core mac_hid parport_pc ppdev lp parport autofs4 hid_generic firewire_ohci firewire_core usbhid pata_acpi crc_itu_t hid ahci pata_jmicron libahci sky2 floppy
  Jan 23 12:38:35 u32 kernel: [   32.545131] CPU: 0 PID: 998 Comm: Xorg Tainted: G        W  OE  3.19.0-2-generic #2-Ubuntu

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