Bonjour,

En complément voici la log recueillie lorsque le récepteur ne répond plus (image et son ok, mais sablier et touches inopérantes).
Merci par avance pour votre aide.

Code:
sdhci: Copyright(c) Pierre Ossman
sdhci-pltfm: SDHCI platform and OF driver helper
hidraw: raw HID events driver (C) Jiri Kosina
usbcore: registered new interface driver usbhid
usbhid: USB HID core driver
TCP: cubic registered
NET: Registered protocol family 17
Key type dns_resolver registered
PM: CP0 COUNT/COMPARE frequency does not depend on divisor
EBI CS0: setting up NAND flash (primary)
NAND device: Manufacturer ID: 0xec, Chip ID: 0xda (Samsung NAND 256MiB 3,3V 8-bit)
NAND device: 256MiB, SLC, page size: 2048, OOB size: 64
brcmnand brcmnand.0: 256MiB total, 128KiB blocks, 2KiB pages, 16B OOB, 8-bit, Hamming ECC
Bad block table found at page 131008, version 0x07
Bad block table found at page 130944, version 0x07
nand_read_bbt: bad block at 0x000000700000
nand_read_bbt: bad block at 0x000001aa0000
nand_read_bbt: bad block at 0x0000030c0000
nand_read_bbt: bad block at 0x000003780000
nand_read_bbt: bad block at 0x000006b40000
nand_read_bbt: bad block at 0x000007ee0000
nand_read_bbt: bad block at 0x000007fe0000
nand_read_bbt: bad block at 0x00000a780000
nand_read_bbt: bad block at 0x00000b720000
nand_read_bbt: bad block at 0x00000bfa0000
nand_read_bbt: bad block at 0x00000c260000
nand_read_bbt: bad block at 0x00000de80000
nand_read_bbt: bad block at 0x00000e4e0000
Creating 4 MTD partitions on "brcmnand.0":
0x000001f00000-0x000010000000 : "rootfs"
0x000001f00000-0x000010000000 : "rootfs(redundant)"
0x000000200000-0x000000900000 : "kernel"
0x000000900000-0x000000a00000 : "mac"
UBI: attaching mtd0 to ubi0
random: nonblocking pool is initialized
UBI: scanning is finished
UBI: attached mtd0 (name "rootfs", size 225 MiB) to ubi0
UBI: PEB size: 131072 bytes (128 KiB), LEB size: 126976 bytes
UBI: min./max. I/O unit sizes: 2048/2048, sub-page size 2048
UBI: VID header offset: 2048 (aligned 2048), data offset: 4096
UBI: good PEBs: 1785, bad PEBs: 15, corrupted PEBs: 0
UBI: user volume: 1, internal volumes: 1, max. volumes count: 128
UBI: max/mean erase counter: 286/56, WL threshold: 4096, image sequence number: 152570206
UBI: available PEBs: 0, total reserved PEBs: 1785, PEBs reserved for bad PEB handling: 25
UBI: background thread "ubi_bgt0d" started, PID 53
ALSA device list:
No soundcards found.
UBIFS: parse sync
UBIFS: background thread "ubifs_bgt0_0" started, PID 56
UBIFS: recovery needed
UBIFS: recovery completed
UBIFS: mounted UBI device 0, volume 0, name "rootfs"
UBIFS: LEB size: 126976 bytes (124 KiB), min./max. I/O unit sizes: 2048 bytes/2048 bytes
UBIFS: FS size: 221573120 bytes (211 MiB, 1745 LEBs), journal size 9023488 bytes (8 MiB, 72 LEBs)
UBIFS: reserved for root: 0 bytes (0 KiB)
UBIFS: media format: w4/r0 (latest is w4/r0), UUID 8D3491DA-D7E2-4175-951A-FFA694391F21, small LPT model
VFS: Mounted root (ubifs filesystem) on device 0:12.
devtmpfs: mounted
Freeing unused kernel memory: 216K (8074a000 - 80780000)
UBI error: ubi_open_volume: cannot open device 0, volume 0, error -16
brcmnand brcmnand.0: uncorrectable error at 0x900000
end_request: I/O error, dev mtdblock3, sector 0
Buffer I/O error on device mtdblock3, logical block 0
brcmnand brcmnand.0: uncorrectable error at 0x900000
end_request: I/O error, dev mtdblock3, sector 0
Buffer I/O error on device mtdblock3, logical block 0
UBI error: ubi_open_volume: cannot open device 0, volume 0, error -16
brcmnand brcmnand.0: uncorrectable error at 0x900000
end_request: I/O error, dev mtdblock3, sector 0
Buffer I/O error on device mtdblock3, logical block 0
brcmnand brcmnand.0: uncorrectable error at 0x900000
end_request: I/O error, dev mtdblock3, sector 0
Buffer I/O error on device mtdblock3, logical block 0
NET: Registered protocol family 10
procmk_init
dvb_bcm7356: module license 'Proprietary' taints kernel.
Disabling lock debugging due to kernel taint
DVB: registering new adapter (vusolo2)
bcm7356: hotplug_callback():
Hotplug - status.connected 0:0
[GP]:brcm_pwm_init

brcm_demux_init: $Id: bcm_demux.c,v 0.7 $
[MPVR]: >> misc_pvr_init
[VID]: 6bcm7335_video_init
[AUD]: 6bcm7335_audio_init
BRCM brcm_dvb0: DVB: registering adapter 0 frontend 0 (BCM7346 FE)...
BRCM brcm_dvb0: DVB: registering adapter 0 frontend 0 (BCM7346 FE)...
BKNI_P_GetTrackAllocEntry_resize: resizing from 5376->8704
BKNI_Malloc(linuxkernel) top users:
  blocks,   bytes, filename:line
    1024,  176128, portinginterface/hsm/src/common/bhsm.c:500
     691,  158468, BSEAV/lib/utils/balloc.c:31
     384,   24576, magnum/commonutils/mrc/src/bmrc_monitor.c:666
input: dreambox advanced remote control (native) as /devices/virtual/input/input0
[LCD]: registered
0:80
[CI]: registered ci0
[DFP]: registered dbox fp
[DFP]: Scart 9597 is found 4

[SC]: registered sci0
[SC]: registered sci1
system_time_set wakeup mode get
system_time_set wakeup mode get 0xc4
fpga update driver loaded
udevd (123): /proc/123/oom_adj is deprecated, please use /proc/123/oom_score_adj instead.
[VID]: VIDEO_SET_STREAMTYPE 0
[VID]: VIDEO_SELECT_SOURCE 1  0
[VID]: VIDEO_PLAY 1  2 0
[VID]: VIDEO_CONTINUE 1  1
[VID]: VIDEO_CLEAR_BUFFER 1  1 0
UBI error: ubi_open_volume: cannot open device 0, volume 0, error -16
brcmnand brcmnand.0: uncorrectable error at 0x900000
end_request: I/O error, dev mtdblock3, sector 0
Buffer I/O error on device mtdblock3, logical block 0
brcmnand brcmnand.0: uncorrectable error at 0x900000
end_request: I/O error, dev mtdblock3, sector 0
Buffer I/O error on device mtdblock3, logical block 0
[VID]: VIDEO_STOP 0  1
[VID]: VIDEO_SELECT_SOURCE 0  0
__clk_enable: network [1]
__clk_enable: enet [1]
bcm40nm_pm_genet_enable 00
IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
zeroconf calls setitimer() with new_value NULL pointer. Misfeature support will be removed
svc: failed to register lockdv1 RPC service (errno 124).
[VID]: VIDEO_SET_STREAMTYPE 0
[VID]: VIDEO_SELECT_SOURCE 1  0
[VID]: VIDEO_PLAY 1  2 0
[VID]: VIDEO_CONTINUE 1  1
[VID]: VIDEO_CLEAR_BUFFER 1  1 0
[VID]: VIDEO_STOP 0  1
[VID]: VIDEO_SELECT_SOURCE 0  0
[LCD]: unknown cmd 0x1015
[CI]: CI interface initialised

UBI error: ubi_open_volume: cannot open device 0, volume 0, error -16
[AUD]: AUDIO_SET_MUTE 0
[AUD]: AUDIO_SET_MIXER -858849824
[AUD]: AUDIO_SET_MIXER : amixl 0, amixr 0
[AUD]: AUDIO_SET_MIXER : next left volume 0, right volume 0
[AUD]: AUDIO_SET_MIXER : next left volume -70, right volume -70
[AUD]: AUDIO_SET_MIXER -858849824
[AUD]: AUDIO_SET_MIXER : amixl 0, amixr 0
[AUD]: AUDIO_SET_MIXER : next left volume -70, right volume -70
[AUD]: AUDIO_SET_MIXER : next left volume -70, right volume -70
bcm7356: hotplug_callback():
Hotplug - status.connected 1:0
bcm7356: hotplug_callback():
Hotplug - connecting HDMI to display 0xf
bcmgenet bcmgenet.0 eth0: link up, 100 Mbps, full duplex
IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
bcm7356: hotplug_callback():
Hotplug - status.connected 0:1
bcm7356: hotplug_callback():
Hotplug - Disconnecting HDMI from display
bcm7356: hotplug_callback():
Hotplug - status.connected 1:0
bcm7356: hotplug_callback():
Hotplug - connecting HDMI to display 0xe
bcm7356: hotplug_callback():
Hotplug - status.connected 1:1
[AUD]: AUDIO_SET_MUTE 1
[AUD]: AUDIO_SET_MUTE 0
bcm7356: hotplug_callback():
Hotplug - status.connected 1:1
FE tune
FE tune
[AUD]: AUDIO_SET_BYPASS_MODE 1
[AUD]: downmix 0 state : 0
[AUD]: AUDIO_PAUSE 1
[AUD]: AUDIO_PLAY 1 decoder start : 0
[VID]: VIDEO_SET_STREAMTYPE 0
[VID]: VIDEO_FREEZE 1  0
[VID]: VIDEO_PLAY 1  2 2
[VID]: VIDEO_SLOWMOTION 0    1
[VID]: VIDEO_FAST_FORWARD 0    1
[VID]: VIDEO_CONTINUE 1  1
[AUD]: AUDIO_CONTINUE 1 1 aph=0xccf0a680
[AUD]: Mute : 0
[AUD]: AUDIO_CHANNEL_SELECT 0
CPU 0 Unable to handle kernel paging request at virtual address 0000004c, epc == e0b2f480, ra == e0b2f480
Oops[#1]:
CPU: 0 PID: 88 Comm: nx_sched_low Tainted: P           O 3.13.5 #1
task: cf5aeda0 ti: cd6ba000 task.ti: cd6ba000
$ 0   : 00000000 10108700 cd6bbd38 00000001
$ 4   : cd6bbdf0 00000000 00000000 e0ba0000
$ 8   : 00000038 80340b18 00000000 00000000
$12   : 00000000 8180a2a4 00000000 3b9aca00
$16   : cd6bbd38 00000000 e11024b4 00000006
$20   : e0af9e60 e0afa740 e0afdccc e0b00000
$24   : 00000000 80340a60
$28   : cd6ba000 cd6bbbb8 e0ba0000 e0b2f480
Hi    : 0000547b
Lo    : eccb6800
epc   : e0b2f480 NEXUS_VideoDecoder_P_GetStatus_Generic+0x40/0x28c [dvb_bcm7356]
  Tainted: P           O
ra    : e0b2f480 NEXUS_VideoDecoder_P_GetStatus_Generic+0x40/0x28c [dvb_bcm7356]
Status: 10108703        KERNEL EXL IE
Cause : 00800008
BadVA : 0000004c
PrId  : 00025a11 (Broadcom BMIPS5000)
Modules linked in: ext2 fpga_directc(PO) brcmfb(O) dvb_bcm7356(PO) procmk(O) ipv6
Process nx_sched_low (pid: 88, threadinfo=cd6ba000, task=cf5aeda0, tls=00000000)
Stack : 00000000 00000000 807163b4 cfc52d80 818134c0 80710000 80710000 807794c0
        80710000 f642f680 cfc52d00 80065e50 8068a9b4 80075860 807163b4 00000000
        cfc52d80 00000000 00000000 00000001 818134c0 00000000 00000000 00000002
        00000000 81812418 00000000 00000000 00000020 cd6bbd38 00000000 e11024b4
        00000006 e0af9e60 e0afa740 e0b2f6f8 807794c0 81812418 00000000 80074e4c
        ...
Call Trace:
[<e0b2f480>] NEXUS_VideoDecoder_P_GetStatus_Generic+0x40/0x28c [dvb_bcm7356]
[<e0b2f6f8>] NEXUS_VideoDecoder_P_GetStatus_Avd+0x2c/0x310 [dvb_bcm7356]
[<e0b3abf4>] NEXUS_VideoDecoder_GetStatus+0x30/0x50 [dvb_bcm7356]
[<e0aafe14>] bcm7335_source_changed+0x24/0x350 [dvb_bcm7356]
[<e0afcbc8>] NEXUS_P_Scheduler_Step+0x85c/0x944 [dvb_bcm7356]
[<e0afcc90>] NEXUS_P_Scheduler_Step+0x924/0x944 [dvb_bcm7356]


Code: 24424090  0040f809  240600b8 <8e22004c> 1040003b  3c12e110  3c15e0ba  26442e74  26b534f4
---[ end trace f099f2d3be3a671d ]---
CPU 1 Unable to handle kernel paging request at virtual address 00000000, epc == 805dd3a8, ra == 805dd328
Oops[#2]:
CPU: 1 PID: 845 Comm: enigma2 Tainted: P      D    O 3.13.5 #1
task: cd359b20 ti: cccee000 task.ti: cccee000
$ 0   : 00000000 00000001 00000000 cccefd50
$ 4   : e11482c8 00000000 00000001 804676d4
$ 8   : 00000000 84080008 800f2ae4 00000000
$12   : 7fa87d28 7fa88df0 7fa88db0 01c00d38
$16   : e11482c4 00000000 00000001 e11482c8
$20   : cd359b20 00010000 80710000 e11482cc
$24   : 004925a8 772271ac
$28   : cccee000 cccefd38 7fa88e80 805dd328
Hi    : 2c396d5e
Lo    : 00000001
epc   : 805dd3a8 __mutex_lock_interruptible_slowpath+0x1e0/0x32c
  Tainted: P      D    O
ra    : 805dd328 __mutex_lock_interruptible_slowpath+0x160/0x32c
Status: 10108b03        KERNEL EXL IE
Cause : 0080000c
BadVA : 00000000
PrId  : 00025a11 (Broadcom BMIPS5000)
Modules linked in: ext2 fpga_directc(PO) brcmfb(O) dvb_bcm7356(PO) procmk(O) ipv6
Process enigma2 (pid: 845, threadinfo=cccee000, task=cd359b20, tls=77d3f490)
Stack : cccefd98 8008d8b0 00000000 80039e7c 00000000 00000001 e11482cc 00000000
        fffffff5 10108b01 e1364000 e11482c4 00000001 e114827c 00000013 00000001
        0000001b 7fa88f80 7fa88e80 80467718 0074dd58 00000000 cccefd98 80079b8c
        8078b7f4 00000000 20006f2a 00000000 00000000 cd377b40 20006f2a 00000001
        00000001 00000013 00000001 0000001b 7fa88f80 804659f4 ffffffff cf8e5030
        ...
Call Trace:
[<805dd3a8>] __mutex_lock_interruptible_slowpath+0x1e0/0x32c
[<80467718>] dvb_demux_do_ioctl+0x44/0x618
[<804659f4>] dvb_usercopy+0xec/0x1d0
[<800f24ec>] do_vfs_ioctl+0x98/0x690
[<800f2b30>] SyS_ioctl+0x4c/0x8c
[<80011030>] handle_sys+0x130/0x150


Code: afb70018  afa2001c  3c168071 <ac430000> 3c150001  afb40020  2411ffff  24120001  8e020000
---[ end trace f099f2d3be3a671e ]---