Hi, I'm running: kernel 2.6.19.2 pvrusb2-mci-20070114
I think I triggered this oops by trying to run pvrui.sh. Afterwards I tried to cat ctl_video_aspect/cur_val. These processes are hung: ps -Af | grep cat root 28307 1 0 16:33 ? 00:00:00 cat ctl_audio_bitrate/cur_val root 28317 1 0 16:34 ? 00:00:00 cat ctl_<NULL>/cur_val root 28326 28271 0 16:37 ? 00:00:00 cat ctl_video_aspect/cur_val Here is the oops: Jan 18 16:33:14 pdq kernel: BUG: unable to handle kernel NULL pointer dereference at virtual address 00000000 Jan 18 16:33:14 pdq kernel: printing eip: Jan 18 16:33:14 pdq kernel: 00000000 Jan 18 16:33:14 pdq kernel: *pde = 00000000 Jan 18 16:33:14 pdq kernel: Oops: 0000 [#1] Jan 18 16:33:14 pdq kernel: SMP Jan 18 16:33:14 pdq kernel: Modules linked in: nfs lockd nfs_acl sunrpc af_packet ipv6 vmnet(P) parport_pc parport vmmon(P) snd_pcm_oss snd_mixer_oss snd_seq cpufreq_conservativ e cpufreq_ondemand cpufreq_userspace cpufreq_powersave speedstep_centrino freq_table button battery ac ext2 mbcache loop dm_mod pl2303 usbhid ff_memless usbserial asix usbnet us blp tuner saa7115 msp3400 pvrusb2 cx2341x videodev v4l1_compat v4l2_common tveeprom nvidia(P) ipw3945 ieee80211 ohci1394 ieee80211_crypt intel_agp sdhci b44 mii ieee1394 ehci_hc d mmc_core firmware_class agpgart uhci_hcd i2c_i801 i2c_core snd_hda_intel snd_hda_codec snd_usb_audio snd_pcm snd_timer snd_page_alloc snd_usb_lib usbcore snd_rawmidi snd_seq_d evice snd_hwdep snd soundcore reiserfs sg edd sr_mod cdrom fan ata_piix libata thermal processor sd_mod scsi_mod Jan 18 16:33:14 pdq kernel: CPU: 1 Jan 18 16:33:14 pdq kernel: EIP: 0060:[<00000000>] Tainted: P VLI Jan 18 16:33:14 pdq kernel: EFLAGS: 00010246 (2.6.19.2-default #11) Jan 18 16:33:14 pdq kernel: EIP is at _stext+0x3feffc9c/0x14 Jan 18 16:33:14 pdq kernel: eax: c21abc68 ebx: c21abc68 ecx: f8f25c5c edx: c6a6bf38 Jan 18 16:33:14 pdq kernel: esi: c6a6bf38 edi: ffffffea ebp: 0000000d esp: c6a6bf08 Jan 18 16:33:14 pdq kernel: ds: 007b es: 007b ss: 0068 Jan 18 16:33:14 pdq kernel: Process cat (pid: 28305, ti=c6a6a000 task=e29a1550 task.ti=c6a6a000) Jan 18 16:33:14 pdq kernel: Stack: f8f16a63 c21abc68 f79376c0 cba3c000 f8f22c46 00000000 00001000 00000000 Jan 18 16:33:14 pdq kernel: 00000000 000280d0 00000010 00000000 f3642080 cba3c000 f7d016c8 c035744c Jan 18 16:33:14 pdq kernel: f7d016c8 c022462c c6a6f780 dfca9f84 c019de74 00001000 08051000 00000002 Jan 18 16:33:14 pdq kernel: Call Trace: Jan 18 16:33:14 pdq kernel: [<f8f16a63>] pvr2_ctrl_get_value+0x2e/0x4b [pvrusb2] Jan 18 16:33:14 pdq kernel: [<f8f22c46>] show_val_norm+0x33/0xa1 [pvrusb2] Jan 18 16:33:14 pdq kernel: [<c022462c>] class_device_attr_show+0x16/0x19 Jan 18 16:33:14 pdq kernel: [<c019de74>] sysfs_read_file+0x7d/0x121 Jan 18 16:33:14 pdq kernel: [<c019ddf7>] sysfs_read_file+0x0/0x121 Jan 18 16:33:14 pdq kernel: [<c016790b>] vfs_read+0xa6/0x157 Jan 18 16:33:14 pdq kernel: [<c0167d75>] sys_read+0x41/0x67 Jan 18 16:33:14 pdq kernel: [<c0103d6d>] sysenter_past_esp+0x56/0x79 Jan 18 16:33:14 pdq kernel: [<c02a007b>] skb_cow_data+0xc0/0x216 Jan 18 16:33:14 pdq kernel: ======================= Jan 18 16:33:14 pdq kernel: Code: Bad EIP value. Jan 18 16:33:14 pdq kernel: EIP: [<00000000>] _stext+0x3feffc9c/0x14 SS:ESP 0068:c6a6bf08 _______________________________________________ pvrusb2 mailing list [email protected] http://www.isely.net/cgi-bin/mailman/listinfo/pvrusb2
