On Mon, 2 Feb 2015, Jonas Jonsson wrote: > Hi, > > I posted a bug on kernel.org > (https://bugzilla.kernel.org/show_bug.cgi?id=92301 ) and was asked to > sent it to this mail-address.
Since this bug involves the dvb-usb driver, it should also be posted to the linux-media mailing list (CC-ed). Alan Stern > Jan 29 21:26:51 plattpcn kernel: [ 17.322493] input: UVC Camera (05ca:1812) > as /devices/pci0000:00/0000:00:1d.7/usb2/2-4/2-4:1.0/input/input10 > Jan 29 21:26:51 plattpcn kernel: [ 17.322621] usbcore: registered new > interface driver uvcvideo > Jan 29 21:26:51 plattpcn kernel: [ 17.322623] USB Video Class driver (1.1.1) > Jan 29 21:26:51 plattpcn kernel: [ 17.583002] input: HP WMI hotkeys as > /devices/virtual/input/input11 > Jan 29 21:26:51 plattpcn kernel: [ 18.108106] iwl4965 0000:02:00.0: loaded > firmware version 228.61.2.24 > Jan 29 21:26:51 plattpcn kernel: [ 18.360154] ieee80211 phy0: Selected rate > control algorithm 'iwl-4965-rs' > Jan 29 21:26:51 plattpcn kernel: [ 18.620404] dvb-usb: found a 'Yuan > EC372S' in cold state, will try to load a firmware > Jan 29 21:26:51 plattpcn kernel: [ 18.993039] dvb-usb: downloading firmware > from file 'dvb-usb-dib0700-1.20.fw' > Jan 29 21:26:51 plattpcn kernel: [ 19.194634] dib0700: firmware started > successfully. > Jan 29 21:26:51 plattpcn kernel: [ 19.695174] dvb-usb: found a 'Yuan > EC372S' in warm state. > Jan 29 21:26:51 plattpcn kernel: [ 19.695448] dvb-usb: will pass the > complete MPEG2 transport stream to the software demuxer. > Jan 29 21:26:51 plattpcn kernel: [ 19.695527] DVB: registering new adapter > (Yuan EC372S) > Jan 29 21:26:51 plattpcn kernel: [ 20.090809] BUG: unable to handle kernel > NULL pointer dereference at 0000000000000080 > Jan 29 21:26:51 plattpcn kernel: [ 20.090987] IP: [<ffffffffa057b061>] > dib7000p_attach+0x11/0xa0 [dib7000p] > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] PGD 36893067 PUD b95b0067 PMD > 0 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] Oops: 0002 [#1] SMP > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] Modules linked in: > dib7000p(E) dvb_usb_dib0700(E+) dib7000m(E) arc4(E) dib0090(E) dib0070(E) > dib3000mc(E) dibx000_common(E) dvb_usb(E) dvb_core(E) coretemp(E) hp_wmi(E) > rc_core(E) sparse_keymap(E) uvcvideo(E) iwl4965(E) videobuf2_vmalloc(E) > snd_hda_codec_si3054(E) kvm(E) iwlegacy(E) snd_hda_codec_realtek(E) > videobuf2_memops(E) mac80211(E) videobuf2_core(E) snd_hda_codec_generic(E) > v4l2_common(E) videodev(E) snd_hda_intel(E) joydev(E) snd_hda_controller(E) > serio_raw(E) snd_hda_codec(E) snd_hwdep(E) r852(E) cfg80211(E) snd_pcm(E) > sm_common(E) btusb(E) nand(E) snd_seq_midi(E) nand_ecc(E) > snd_seq_midi_event(E) bluetooth(E) snd_rawmidi(E) nand_bch(E) snd_seq(E) > bch(E) r592(E) snd_seq_device(E) nand_ids(E) snd_timer(E) mtd(E) memstick(E) > drm(E) snd(E) soundcore(E) lpc_ich(E) wmi(E) video(E) mac_hid(E) > parport_pc(E) ppdev(E) lp(E) parport(E) psmouse(E) ahci(E) libahci(E) > firewire_ohci(E) firewire_core(E) sdhci_pci(E) crc_itu_t(E) sdhci(E) r8169(E) > mii(E) > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] CPU: 0 PID: 442 Comm: > systemd-udevd Tainted: G E 3.18.3jonas #1 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] Hardware name: > Hewlett-Packard HP Pavilion dv9700 Notebook PC /30CB, BIOS F.59 > 11/25/2008 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] task: ffff8800b8f68000 ti: > ffff8800b9148000 task.ti: ffff8800b9148000 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] RIP: > 0010:[<ffffffffa057b061>] [<ffffffffa057b061>] dib7000p_attach+0x11/0xa0 > [dib7000p] > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] RSP: 0018:ffff8800b914ba88 > EFLAGS: 00010202 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] RAX: 0000000000000010 RBX: > ffff8800ba9d1278 RCX: ffffffffa0581040 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] RDX: ffffffffa0581040 RSI: > ffffffffa0581c2b RDI: 0000000000000010 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] RBP: ffff8800b914ba88 R08: > ffffffff810e47a0 R09: 00000001802a0029 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] R10: ffffea0002ed9fc0 R11: > ffffffff8107cf84 R12: 0000000000000000 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] R13: 0000000000000010 R14: > ffff8800ba9d1278 R15: ffff8800ba9d1398 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] FS: 00007fd441492880(0000) > GS:ffff88013fc00000(0000) knlGS:0000000000000000 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] CS: 0010 DS: 0000 ES: 0000 > CR0: 000000008005003b > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] CR2: 0000000000000080 CR3: > 0000000036892000 CR4: 00000000000007f0 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] Stack: > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] ffff8800b914bab8 > ffffffffa055adab ffff8800ba9d1278 ffff8800ba9d1278 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] ffff8800ba9d1278 > 0000000000000000 ffff8800b914baf8 ffffffffa04776b8 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] ffff8800ba9d0000 > 0000000000000000 ffff8800ba9d1278 ffff8800ba9d0000 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] Call Trace: > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffffa055adab>] > stk7700P2_frontend_attach+0x3b/0x1f0 [dvb_usb_dib0700] > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffffa04776b8>] > dvb_usb_adapter_frontend_init+0xf8/0x1b0 [dvb_usb] > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffffa047694c>] > dvb_usb_device_init+0x45c/0x610 [dvb_usb] > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffffa055731a>] > dib0700_probe+0x6a/0x100 [dvb_usb_dib0700] > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffff8175deb6>] ? > mutex_lock+0x16/0x37 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffff8156d12f>] > usb_probe_interface+0x1df/0x330 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffff814afead>] > driver_probe_device+0x12d/0x3e0 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffff814b023b>] > __driver_attach+0x9b/0xa0 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffff814b01a0>] ? > __device_attach+0x40/0x40 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffff814addc3>] > bus_for_each_dev+0x63/0xa0 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffff814af88e>] > driver_attach+0x1e/0x20 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffff814af490>] > bus_add_driver+0x180/0x240 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffff814b0a24>] > driver_register+0x64/0xf0 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffff8156b792>] > usb_register_driver+0x82/0x160 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffffa04bc000>] ? > 0xffffffffa04bc000 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffffa04bc01e>] > dib0700_driver_init+0x1e/0x1000 [dvb_usb_dib0700] > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffff8100212c>] > do_one_initcall+0xbc/0x1f0 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffff8119bf42>] ? > __vunmap+0xc2/0x110 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffff810e9245>] > load_module+0x1d35/0x27d0 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffff810e4f90>] ? > store_uevent+0x40/0x40 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffff810e9e56>] > SyS_finit_module+0x86/0xb0 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] [<ffffffff817603ed>] > system_call_fastpath+0x16/0x1b > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] Code: 8b 87 18 03 00 00 55 48 > 89 e5 5d 48 05 68 16 00 00 c3 0f 1f 84 00 00 00 00 00 66 66 66 66 90 55 48 85 > ff 48 89 f8 48 89 e5 74 7f <48> c7 47 70 90 c9 57 a0 48 c7 47 68 00 ba 57 a0 > 48 c7 47 30 80 > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] RIP [<ffffffffa057b061>] > dib7000p_attach+0x11/0xa0 [dib7000p] > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] RSP <ffff8800b914ba88> > Jan 29 21:26:51 plattpcn kernel: [ 20.091007] CR2: 0000000000000080 > Jan 29 21:26:51 plattpcn kernel: [ 20.102621] ---[ end trace > 11794293bad0bfef ]--- > > > > Regards, > > Jonas -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
