[linux-dvb] Re: Nexus-S Oops when used on a 3.3-volt bus

Mark Buechler mark.buechler at gmail.com
Fri Feb 23 18:54:58 CET 2007


I enabled debug mode in the stv0299 module and get the following:

Feb 23 12:52:02 corbin2 kernel: stv0299: stv0299: init chip
Feb 23 12:52:02 corbin2 kernel: stv0299: stv0299_wait_diseqc_idle
Feb 23 12:52:02 corbin2 kernel: stv0299: stv0299_send_diseqc_msg
Feb 23 12:52:02 corbin2 kernel: stv0299: stv0299_wait_diseqc_idle
Feb 23 12:52:02 corbin2 kernel: stv0299: stv0299_readreg: readreg error (reg
== 0x0a, ret == -1)
Feb 23 12:52:03 corbin2 last message repeated 2 times
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_wait_diseqc_idle: timeout!!
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_set_frontend :
FE_SET_FRONTEND
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_readreg: readreg error (reg
== 0x0c, ret == -1)
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_writeregI: writereg error
(reg == 0x0c, val == 0x01, ret == -1)
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_writeregI: writereg error
(reg == 0x05, val == 0xb5, ret == -1)
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_writeregI: writereg error
(reg == 0x05, val == 0x35, ret == -1)
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_set_FEC
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_writeregI: writereg error
(reg == 0x31, val == 0x10, ret == -1)
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_writeregI: writereg error
(reg == 0x13, val == 0xb6, ret == -1)
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_writeregI: writereg error
(reg == 0x14, val == 0x53, ret == -1)
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_writeregI: writereg error
(reg == 0x1f, val == 0x3a, ret == -1)
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_writeregI: writereg error
(reg == 0x20, val == 0x2e, ret == -1)
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_writeregI: writereg error
(reg == 0x21, val == 0x90, ret == -1)
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_writeregI: writereg error
(reg == 0x22, val == 0x00, ret == -1)
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_writeregI: writereg error
(reg == 0x23, val == 0x00, ret == -1)
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_readreg: readreg error (reg
== 0x18, ret == -1)
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_readreg: readreg error (reg
== 0x1b, ret == -1)
Feb 23 12:52:03 corbin2 kernel: stv0299: stv0299_read_status :
FE_READ_STATUS : VSTATUS: 0x00

This is 2.6.18 kernel running linux-dvb from 01/16/07.

- Mark.

On 2/23/07, Mark Buechler <mark.buechler at gmail.com> wrote:
>
> I recently put together a system which consists entirely of 3.3-volt PCI
> 2.3 slots. All modules load successfully and recognize my Nexus. I can do
> an femon without issue. However, when tuning the card I get an oops. Can
> anyone point me in the right direction? The Nexus is keyed for 3.3-voltPCI, is it not compatible? Am I barking up the wrong tree here?
>
> BUG: unable to handle kernel NULL pointer dereference at virtual address
> 00000001
>  printing eip:
> 00000001
> *pde = 00000000
> Oops: 0000 [#1]
> SMP
> Modules linked in: ir_common compat_ioctl32 btcx_risc binfmt_misc nfs nfsd
> exportfs lockd nfs_acl sunrpc ppdev parport_pc lp parport ipv6 sg aic7xxx
> scsi_transport_spi pcnet32 af_packet lnbp21 stv0299 ivtv wm8775 cx25840
> saa7115 msp3400 dvb_usb_gp8psk dvb_usb tuner joydev dvb_pll dvb_ttpci
> dvb_core psmouse mousedev serio_raw saa7146_vv tsdev evdev i2c_algo_bit
> video_buf saa7146 cx2341x ttpci_eeprom tveeprom videodev v4l2_common
> v4l1_compat 8250_pnp ibmphp floppy pcspkr rtc e100 mii ibmasm dm_round_robin
> dm_multipath ext3 jbd mbcache dm_mirror dm_snapshot multipath raid10 raid1
> raid0 linear md_mod sd_mod ide_cd cdrom generic qla2xxx firmware_class
> scsi_transport_fc acenic scsi_mod ehci_hcd shpchp pci_hotplug ohci_hcd
> serverworks usbcore ide_core i2c_piix4 i2c_core thermal processor fan unix
> dm_mod
> CPU:    1
> EIP:    0060:[<00000001>]    Not tainted VLI
> EFLAGS: 00010246   (2.6.18-4-686-smp #2)
> EIP is at 0x1
> eax: efe9625c   ebx: 80046f45   ecx: 80046f45   edx: ec9c2680
> esi: efe9625c   edi: 00000004   ebp: ec613ec8   esp: ec613eb0
> ds: 007b   es: 007b   ss: 0068
> Process dvbscan_na (pid: 13560, ti=ec612000 task=ecf0a570 task.ti=ec612000
> )
> Stack: f0dae109 ec613ec8 ec9c2680 efe9625c 00000002 00000000 00000001
> 00000002
>        ec613f30 ec613f2c 00000000 00000000 b5d4567f 00000670 c01223fa
> ec613f10
>        00d851f0 ec613f10 00000009 dfb40570 dfb40570 b5d4a7ae 00000670
> 0000487c
> Call Trace:
>  [<f0dae109>] dvb_usercopy+0xa3/0x117 [dvb_core]
>  [<c01223fa>] getnstimeofday+0x30/0xb9
>  [<c012e9ed>] lock_hrtimer_base+0x19/0x35
>  [<c012ea86>] hrtimer_try_to_cancel+0x33/0x48
>  [<c012eaa9>] hrtimer_cancel+0xe/0x14
>  [<f0dae1b7>] dvb_generic_ioctl+0x3a/0x44 [dvb_core]
>  [<c016ca34>] do_ioctl+0x64/0x6d
>  [<c016ca8d>] vfs_ioctl+0x50/0x279
>  [<c0111f9d>] do_page_fault+0xdd/0x571
>  [<c016cd13>] sys_ioctl+0x5d/0x6e
>  [<c0102bab>] syscall_call+0x7/0xb
> Code:  Bad EIP value.
> EIP: [<00000001>] 0x1 SS:ESP 0068:ec613eb0
>  <1>BUG: unable to handle kernel paging request at virtual address
> 30303030
>  printing eip:
> 30303030
> *pde = 00000000
> Oops: 0000 [#2]
> SMP
> Modules linked in: ir_common compat_ioctl32 btcx_risc binfmt_misc nfs nfsd
> exportfs lockd nfs_acl sunrpc ppdev parport_pc lp parport ipv6 sg aic7xxx
> scsi_transport_spi pcnet32 af_packet lnbp21 stv0299 ivtv wm8775 cx25840
> saa7115 msp3400 dvb_usb_gp8psk dvb_usb tuner joydev dvb_pll dvb_ttpci
> dvb_core psmouse mousedev serio_raw saa7146_vv tsdev evdev i2c_algo_bit
> video_buf saa7146 cx2341x ttpci_eeprom tveeprom videodev v4l2_common
> v4l1_compat 8250_pnp ibmphp floppy pcspkr rtc e100 mii ibmasm dm_round_robin
> dm_multipath ext3 jbd mbcache dm_mirror dm_snapshot multipath raid10 raid1
> raid0 linear md_mod sd_mod ide_cd cdrom generic qla2xxx firmware_class
> scsi_transport_fc acenic scsi_mod ehci_hcd shpchp pci_hotplug ohci_hcd
> serverworks usbcore ide_core i2c_piix4 i2c_core thermal processor fan unix
> dm_mod
> CPU:    1
> EIP:    0060:[<30303030>]    Not tainted VLI
> EFLAGS: 00010246   (2.6.18-4-686-smp #2)
> EIP is at 0x30303030
> eax: effeabe8   ebx: effeabe8   ecx: 30303030   edx: 00000000
> esi: ec9c2680   edi: effeaddc   ebp: efe9625c   esp: ec613d58
> ds: 007b   es: 007b   ss: 0068
> Process dvbscan_na (pid: 13560, ti=ec612000 task=ecf0a570 task.ti=ec612000
> )
> Stack: f0db46c2 00000000 efe96384 00000008 ec9c2680 efe9625c ef824c6c
> c015ca48
>        00000000 00000000 dff547c0 ec9c2680 ed005b40 00000000 ed005b40
> c015a1d7
>        00000000 00000001 dfd092c0 00000000 c011bf2f 00000000 00000000
> 0000000c
> Call Trace:
>  [<f0db46c2>] dvb_frontend_release+0x41/0x67 [dvb_core]
>  [<c015ca48>] __fput+0x93/0x175
>  [<c015a1d7>] filp_close+0x3e/0x62
>  [<c011bf2f>] put_files_struct+0xa8/0xc3
>  [<c011d01a>] do_exit+0x146/0x8b2
>  [<c0103677>] apic_timer_interrupt+0x1f/0x24
>  [<c01040a1>] do_trap+0x0/0xb5
>  [<c0112139>] do_page_fault+0x279/0x571
>  [<c0111ec0>] do_page_fault+0x0/0x571
>  [<c0103729>] error_code+0x39/0x40
>  [<f0dae109>] dvb_usercopy+0xa3/0x117 [dvb_core]
>  [<c01223fa>] getnstimeofday+0x30/0xb9
>  [<c012e9ed>] lock_hrtimer_base+0x19/0x35
>  [<c012ea86>] hrtimer_try_to_cancel+0x33/0x48
>  [<c012eaa9>] hrtimer_cancel+0xe/0x14
>  [<f0dae1b7>] dvb_generic_ioctl+0x3a/0x44 [dvb_core]
>  [<c016ca34>] do_ioctl+0x64/0x6d
>  [<c016ca8d>] vfs_ioctl+0x50/0x279
>  [<c0111f9d>] do_page_fault+0xdd/0x571
>  [<c016cd13>] sys_ioctl+0x5d/0x6e
>  [<c0102bab>] syscall_call+0x7/0xb
> Code:  Bad EIP value.
> EIP: [<30303030>] 0x30303030 SS:ESP 0068:ec613d58
>  <1>Fixing recursive fault but reboot is needed!
>
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