From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from teruel.switch.ch ([130.59.138.63]:43425 "EHLO teruel.switch.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933202AbcBYRzm (ORCPT ); Thu, 25 Feb 2016 12:55:42 -0500 Received: from webmail.hsr.ch ([152.96.21.231]) by teruel.switch.ch (8.14.4/8.14.4/Debian-4) with ESMTP id u1PHhqd1001688 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Thu, 25 Feb 2016 18:43:52 +0100 Subject: Re: btrfs raid1 filesystem on sdcard corrupted To: References: From: Hegner Robert Message-ID: <56CF3D78.90705@hsr.ch> Date: Thu, 25 Feb 2016 18:44:24 +0100 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8"; format=flowed Sender: linux-btrfs-owner@vger.kernel.org List-ID: Am 25.02.2016 um 18:34 schrieb Hegner Robert: > Hi all! > > I'm working on a embedded system (ARM) running from a SDcard. Recently I > switched to a btrfs-raid1 configuration, hoping to make my system more > resistant against power failures and flash-memory specific problems. > > However today one of my devices wouldn't mount my root filesystem as rw > anymore. > > The main reason I'm asking in this mailing list is not that I want to > restory data. But I'd like to understand what happened and, even more > importantly, find out what I have to do so that something like this will > never happen again. > > Here is some info about my system: > > root@ObserverOne:~# uname -a > Linux ObserverOne 3.16.0-4-armmp #1 SMP Debian 3.16.7-ckt11-1+deb8u6 > (2015-11-09) armv7l GNU/Linux > > root@ObserverOne:~# btrfs --version > Btrfs v3.17 > > root@ObserverOne:~# btrfs fi show > Label: none uuid: eef07fbf-77cb-427a-b118-bf5295f25b66 > Total devices 2 FS bytes used 816.80MiB > devid 1 size 3.45GiB used 3.02GiB path /dev/mmcblk0p2 > devid 2 size 3.45GiB used 3.02GiB path /dev/mmcblk0p3 > > parent transid verify failed on 4173889536 wanted 804 found 218 > parent transid verify failed on 4173889536 wanted 804 found 218 > parent transid verify failed on 4173889536 wanted 804 found 218 > parent transid verify failed on 4173889536 wanted 804 found 218 > Ignoring transid failure > Couldn't setup extent tree > Couldn't setup device tree > Btrfs v3.17 > > root@ObserverOne:~# btrfs fi df / > Data, RAID1: total=2.48GiB, used=788.41MiB > System, RAID1: total=32.00MiB, used=16.00KiB > Metadata, RAID1: total=512.00MiB, used=28.38MiB > GlobalReserve, single: total=16.00MiB, used=0.00B > > You can also find the output of dmesg in the attachment. > > How would you proceed in investigating this problem? Or do you already > see a problem in the dmesg output? (I'm not a very experienced linux user). > > Best regards > Robert > > -- > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Oh... looks like the attachment got lost... So I will post the output of dmesg below. The SDcard related errors seem to start from timestamp (or whatever that is in the brackets) [ 12.021717]. root@ObserverOne:~# dmesg [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Linux version 3.16.0-4-armmp (debian-kernel@lists.debian.org) (gcc version 4.8.4 (Debian 4.8.4-1) ) #1 SMP Debian 3.16.7-ckt11-1+deb8u6 (2015-11-09) [ 0.000000] CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] Machine model: LinkSprite pcDuino [ 0.000000] Memory policy: Data cache writeback [ 0.000000] On node 0 totalpages: 262144 [ 0.000000] free_area_init_node: node 0, pgdat c09de940, node_mem_map eeff9000 [ 0.000000] DMA zone: 1520 pages used for memmap [ 0.000000] DMA zone: 0 pages reserved [ 0.000000] DMA zone: 194560 pages, LIFO batch:31 [ 0.000000] HighMem zone: 528 pages used for memmap [ 0.000000] HighMem zone: 67584 pages, LIFO batch:15 [ 0.000000] CPU: All CPU(s) started in SVC mode. [ 0.000000] PERCPU: Embedded 9 pages/cpu @eefdd000 s12608 r8192 d16064 u36864 [ 0.000000] pcpu-alloc: s12608 r8192 d16064 u36864 alloc=9*4096 [ 0.000000] pcpu-alloc: [0] 0 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 260624 [ 0.000000] Kernel command line: console=ttyS0,115200 quiet [ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes) [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes) [ 0.000000] Memory: 1016180K/1048576K available (6412K kernel code, 829K rwdata, 2204K rodata, 684K init, 393K bss, 32396K reserved, 270336K highmem) [ 0.000000] Virtual kernel memory layout: vector : 0xffff0000 - 0xffff1000 ( 4 kB) fixmap : 0xffc00000 - 0xffe00000 (2048 kB) vmalloc : 0xf0000000 - 0xff000000 ( 240 MB) lowmem : 0xc0000000 - 0xef800000 ( 760 MB) pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) modules : 0xbf000000 - 0xbfe00000 ( 14 MB) .text : 0xc0008000 - 0xc0872578 (8618 kB) .init : 0xc0873000 - 0xc091e140 ( 685 kB) .data : 0xc0920000 - 0xc09ef610 ( 830 kB) .bss : 0xc09ef610 - 0xc0a51af4 ( 394 kB) [ 0.000000] Hierarchical RCU implementation. [ 0.000000] RCU dyntick-idle grace-period acceleration is enabled. [ 0.000000] RCU restricting CPUs from NR_CPUS=4 to nr_cpu_ids=1. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1 [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000018] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 178956969942ns [ 0.000574] Console: colour dummy device 80x30 [ 0.000605] Calibrating delay loop... 1001.47 BogoMIPS (lpj=2002944) [ 0.048088] pid_max: default: 32768 minimum: 301 [ 0.048204] Security Framework initialized [ 0.048266] AppArmor: AppArmor disabled by boot time parameter [ 0.048274] Yama: disabled by default; enable with sysctl kernel.yama.* [ 0.048345] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.048357] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.049247] Initializing cgroup subsys memory [ 0.049275] Initializing cgroup subsys devices [ 0.049310] Initializing cgroup subsys freezer [ 0.049330] Initializing cgroup subsys net_cls [ 0.049360] Initializing cgroup subsys blkio [ 0.049384] Initializing cgroup subsys perf_event [ 0.049398] Initializing cgroup subsys net_prio [ 0.049466] CPU: Testing write buffer coherency: ok [ 0.049504] ftrace: allocating 23075 entries in 68 pages [ 0.083668] CPU0: thread -1, cpu 0, socket -1, mpidr 0 [ 0.083886] Setting up static identity map for 0x405c2298 - 0x405c22f0 [ 0.091297] Brought up 1 CPUs [ 0.091317] SMP: Total of 1 processors activated (1001.47 BogoMIPS). [ 0.091325] CPU: All CPU(s) started in SVC mode. [ 0.091926] devtmpfs: initialized [ 0.092761] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3 [ 0.097852] pinctrl core: initialized pinctrl subsystem [ 0.098323] regulator-dummy: no parameters [ 0.103293] NET: Registered protocol family 16 [ 0.103785] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.109097] No ATAGs? [ 0.109120] hw-breakpoint: debug architecture 0x4 unsupported. [ 0.109242] EXYNOS: PMU not supported [ 0.109860] Serial: AMBA PL011 UART driver [ 0.118659] edma-dma-engine edma-dma-engine.0: Can't allocate PaRAM dummy slot [ 0.118687] edma-dma-engine: probe of edma-dma-engine.0 failed with error -5 [ 0.119047] reg-fixed-voltage usb1-vbus: could not find pctldev for node /soc@01c00000/pinctrl@01c20800/usb1_vbus_pin@0, deferring probe [ 0.119064] platform usb1-vbus: Driver reg-fixed-voltage requests probe deferral [ 0.119088] reg-fixed-voltage usb2-vbus: could not find pctldev for node /soc@01c00000/pinctrl@01c20800/usb2_vbus_pin@0, deferring probe [ 0.119101] platform usb2-vbus: Driver reg-fixed-voltage requests probe deferral [ 0.119316] vcc3v0: 3000 mV [ 0.119584] vcc3v3: 3300 mV [ 0.120630] vgaarb: loaded [ 0.121194] usbcore: registered new interface driver usbfs [ 0.121271] usbcore: registered new interface driver hub [ 0.121468] usbcore: registered new device driver usb [ 0.121979] media: Linux media interface: v0.10 [ 0.122038] Linux video capture interface: v2.00 [ 0.122138] pps_core: LinuxPPS API ver. 1 registered [ 0.122146] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 0.122174] PTP clock support registered [ 0.123428] Switched to clocksource timer [ 0.177451] NET: Registered protocol family 2 [ 0.178458] TCP established hash table entries: 8192 (order: 3, 32768 bytes) [ 0.178536] TCP bind hash table entries: 8192 (order: 4, 65536 bytes) [ 0.178646] TCP: Hash tables configured (established 8192 bind 8192) [ 0.178733] TCP: reno registered [ 0.178746] UDP hash table entries: 512 (order: 2, 16384 bytes) [ 0.178776] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes) [ 0.178967] NET: Registered protocol family 1 [ 0.179016] PCI: CLS 0 bytes, default 64 [ 0.179567] Unpacking initramfs... [ 1.049614] Freeing initrd memory: 12708K (ce396000 - cefff000) [ 1.051532] futex hash table entries: 256 (order: 2, 16384 bytes) [ 1.051612] audit: initializing netlink subsys (disabled) [ 1.051695] audit: type=2000 audit(1.040:1): initialized [ 1.053102] zbud: loaded [ 1.053398] VFS: Disk quotas dquot_6.5.2 [ 1.053470] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 1.053616] msgmni has been set to 1481 [ 1.055212] alg: No test for stdrng (krng) [ 1.055329] bounce: pool size: 64 pages [ 1.055404] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 1.055756] io scheduler noop registered [ 1.055772] io scheduler deadline registered [ 1.055908] io scheduler cfq registered (default) [ 1.058351] sun4i-pinctrl 1c20800.pinctrl: initialized sunXi PIO driver [ 1.060635] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled [ 1.062666] console [ttyS0] disabled [ 1.082790] 1c28000.serial: ttyS0 at MMIO 0x1c28000 (irq = 26, base_baud = 1500000) is a U6_16550A [ 1.090417] console [ttyS0] enabled [ 1.090853] Serial: AMBA driver [ 1.091084] Serial: IMX driver [ 1.093421] 1c0b080.mdio supply phy not found, using dummy regulator [ 1.093604] libphy: sun4i_mii_bus: probed [ 1.114995] mousedev: PS/2 mouse device common for all mice [ 1.116516] sunxi-rtc 1c20d00.rtc: rtc core: registered rtc-sunxi as rtc0 [ 1.116531] sunxi-rtc 1c20d00.rtc: RTC enabled [ 1.117420] ledtrig-cpu: registered to indicate activity on CPUs [ 1.117522] hidraw: raw HID events driver (C) Jiri Kosina [ 1.118133] usbcore: registered new interface driver usbhid [ 1.118142] usbhid: USB HID core driver [ 1.118789] TCP: cubic registered [ 1.118866] NET: Registered protocol family 10 [ 1.119925] mip6: Mobile IPv6 [ 1.119953] NET: Registered protocol family 17 [ 1.119982] mpls_gso: MPLS GSO support [ 1.120058] ThumbEE CPU extension supported. [ 1.120088] Registering SWP/SWPB emulation handler [ 1.120847] registered taskstats version 1 [ 1.121704] usb1-vbus: 5000 mV [ 1.122158] usb2-vbus: 5000 mV [ 1.122477] sunxi-rtc 1c20d00.rtc: setting system clock to 2010-01-01 00:00:13 UTC (1262304013) [ 1.127634] PM: Hibernation image not present or could not be loaded. [ 1.127665] usb2-vbus: disabling [ 1.127673] usb1-vbus: disabling [ 1.127680] vcc3v3: disabling [ 1.127687] vcc3v0: disabling [ 1.128865] Freeing unused kernel memory: 684K (c0873000 - c091e000) [ 1.200051] systemd-udevd[55]: starting version 215 [ 1.201832] random: systemd-udevd urandom read with 1 bits of entropy available [ 1.270396] sun4i-emac 1c0b000.ethernet: eth0: at f00ac000, IRQ 17 MAC: 02:58:07:41:7d:ed [ 1.285133] sunxi-mmc 1c0f000.mmc: No vqmmc regulator found [ 1.292280] sunxi-mmc 1c0f000.mmc: Got CD GPIO #225. [ 1.327680] sunxi-mmc 1c0f000.mmc: base:0xf00c0000 irq:18 [ 1.371303] mmc0: host does not support reading read-only switch. assuming write-enable. [ 1.373357] mmc0: new high speed SDHC card at address 1234 [ 1.379039] mmcblk0: mmc0:1234 SA08G 7.28 GiB [ 1.381455] mmcblk0: p1 p2 p3 [ 1.851745] raid6: int32x1 193 MB/s [ 1.919502] raid6: int32x2 254 MB/s [ 1.987608] raid6: int32x4 300 MB/s [ 2.055493] raid6: int32x8 280 MB/s [ 2.055501] raid6: using algorithm int32x4 (300 MB/s) [ 2.055508] raid6: using intx1 recovery algorithm [ 2.059238] xor: measuring software checksum speed [ 2.095424] arm4regs : 1252.000 MB/sec [ 2.135422] 8regs : 1080.000 MB/sec [ 2.175423] 32regs : 870.000 MB/sec [ 2.175432] xor: using function: arm4regs (1252.000 MB/sec) [ 2.216388] Btrfs loaded [ 2.518586] BTRFS: device fsid eef07fbf-77cb-427a-b118-bf5295f25b66 devid 1 transid 803 /dev/mmcblk0p2 [ 2.521615] BTRFS: device fsid eef07fbf-77cb-427a-b118-bf5295f25b66 devid 2 transid 803 /dev/mmcblk0p3 [ 2.683945] BTRFS info (device mmcblk0p3): disk space caching is enabled [ 2.705822] BTRFS: detected SSD devices, enabling SSD mode [ 3.706082] systemd[1]: Cannot add dependency job for unit display-manager.service, ignoring: Unit display-manager.service failed to load: No such file or directory. [ 3.942268] BTRFS info (device mmcblk0p3): force lzo compression [ 3.942305] BTRFS info (device mmcblk0p3): using default commit interval 30s [ 3.942318] BTRFS info (device mmcblk0p3): use spread ssd allocation scheme [ 3.942333] BTRFS info (device mmcblk0p3): enabling auto defrag [ 3.942340] BTRFS info (device mmcblk0p3): disk space caching is enabled [ 3.942349] BTRFS info (device mmcblk0p3): resize thread pool 3 -> 4 [ 4.313556] systemd-udevd[170]: starting version 215 [ 4.895326] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 4.900043] ehci-platform: EHCI generic platform driver [ 4.900336] ehci-platform 1c14000.usb: EHCI Host Controller [ 4.910891] ehci-platform 1c14000.usb: new USB bus registered, assigned bus number 1 [ 4.911071] ehci-platform 1c14000.usb: irq 19, io mem 0x01c14000 [ 4.911528] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 4.921619] ohci-platform: OHCI generic platform driver [ 4.922898] ehci-platform 1c14000.usb: USB 2.0 started, EHCI 1.00 [ 4.923210] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002 [ 4.923224] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 4.923233] usb usb1: Product: EHCI Host Controller [ 4.923242] usb usb1: Manufacturer: Linux 3.16.0-4-armmp ehci_hcd [ 4.923251] usb usb1: SerialNumber: 1c14000.usb [ 4.935940] hub 1-0:1.0: USB hub found [ 4.940981] hub 1-0:1.0: 1 port detected [ 4.941868] ohci-platform 1c14400.usb: Generic Platform OHCI controller [ 4.942234] ohci-platform 1c14400.usb: new USB bus registered, assigned bus number 2 [ 4.942365] ohci-platform 1c14400.usb: irq 20, io mem 0x01c14400 [ 5.000254] usb usb2: New USB device found, idVendor=1d6b, idProduct=0001 [ 5.000276] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 5.000285] usb usb2: Product: Generic Platform OHCI controller [ 5.000295] usb usb2: Manufacturer: Linux 3.16.0-4-armmp ohci_hcd [ 5.000304] usb usb2: SerialNumber: 1c14400.usb [ 5.001195] hub 2-0:1.0: USB hub found [ 5.001244] hub 2-0:1.0: 1 port detected [ 5.002364] sunxi-wdt 1c20c90.watchdog: Watchdog enabled (timeout=16 sec, nowayout=0) [ 5.003236] ehci-platform 1c1c000.usb: EHCI Host Controller [ 5.003733] ehci-platform 1c1c000.usb: new USB bus registered, assigned bus number 3 [ 5.003898] ehci-platform 1c1c000.usb: irq 21, io mem 0x01c1c000 [ 5.015676] ehci-platform 1c1c000.usb: USB 2.0 started, EHCI 1.00 [ 5.016022] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002 [ 5.016036] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 5.016045] usb usb3: Product: EHCI Host Controller [ 5.016054] usb usb3: Manufacturer: Linux 3.16.0-4-armmp ehci_hcd [ 5.016063] usb usb3: SerialNumber: 1c1c000.usb [ 5.016931] hub 3-0:1.0: USB hub found [ 5.016984] hub 3-0:1.0: 1 port detected [ 5.019890] ohci-platform 1c1c400.usb: Generic Platform OHCI controller [ 5.020239] ohci-platform 1c1c400.usb: new USB bus registered, assigned bus number 4 [ 5.020364] ohci-platform 1c1c400.usb: irq 22, io mem 0x01c1c400 [ 5.092700] usb usb4: New USB device found, idVendor=1d6b, idProduct=0001 [ 5.092722] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 5.092732] usb usb4: Product: Generic Platform OHCI controller [ 5.092741] usb usb4: Manufacturer: Linux 3.16.0-4-armmp ohci_hcd [ 5.092750] usb usb4: SerialNumber: 1c1c400.usb [ 5.098871] hub 4-0:1.0: USB hub found [ 5.101258] hub 4-0:1.0: 1 port detected [ 5.280927] Adding alias for supply acin,(null) -> acin,0-0034 [ 5.280947] Adding alias for supply vin2,(null) -> vin2,0-0034 [ 5.280955] Adding alias for supply vin3,(null) -> vin3,0-0034 [ 5.280963] Adding alias for supply ldo24in,(null) -> ldo24in,0-0034 [ 5.280970] Adding alias for supply ldo3in,(null) -> ldo3in,0-0034 [ 5.280977] Adding alias for supply ldo5in,(null) -> ldo5in,0-0034 [ 5.281172] axp20x 0-0034: AXP20X driver loaded [ 5.327631] usb 3-1: new high-speed USB device number 2 using ehci-platform [ 6.045863] random: nonblocking pool is initialized [ 6.152702] usb 3-1: New USB device found, idVendor=1d27, idProduct=0601 [ 6.152723] usb 3-1: New USB device strings: Mfr=5, Product=4, SerialNumber=0 [ 6.152732] usb 3-1: Product: PrimeSense Device [ 6.152741] usb 3-1: Manufacturer: PrimeSense [ 6.697772] EXT4-fs (mmcblk0p1): recovery complete [ 6.697804] EXT4-fs (mmcblk0p1): mounted filesystem with ordered data mode. Opts: (null) [ 6.772863] systemd-journald[166]: Received request to flush runtime journal from PID 1 [ 6.800548] usb 3-1: Warning! Unlikely big volume range (=4181), cval->res is probably wrong. [ 6.800571] usb 3-1: [3] FU [Mic Capture Volume] ch = 2, val = 0/12544/3 [ 6.805748] usb 3-1: Warning! Unlikely big volume range (=4181), cval->res is probably wrong. [ 6.805770] usb 3-1: [3] FU [Mic Capture Volume] ch = 1, val = 0/12544/3 [ 6.807160] usbcore: registered new interface driver snd-usb-audio [ 7.263523] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready [ 7.940751] RPC: Registered named UNIX socket transport module. [ 7.940773] RPC: Registered udp transport module. [ 7.940780] RPC: Registered tcp transport module. [ 7.940787] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 7.961992] FS-Cache: Loaded [ 8.012509] FS-Cache: Netfs 'nfs' registered for caching [ 8.071996] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 9.327482] sun4i-emac 1c0b000.ethernet eth0: Link is Up - 100Mbps/Full - flow control off [ 9.327531] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 12.021717] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 12.027695] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 12.035780] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 12.042640] end_request: I/O error, dev mmcblk0, sector 12386304 [ 12.048680] end_request: I/O error, dev mmcblk0, sector 12386312 [ 12.054708] end_request: I/O error, dev mmcblk0, sector 12386320 [ 12.060725] end_request: I/O error, dev mmcblk0, sector 12386328 [ 12.066744] BTRFS: bdev /dev/mmcblk0p3 errs: wr 1, rd 0, flush 0, corrupt 0, gen 0 [ 12.074324] end_request: I/O error, dev mmcblk0, sector 12386336 [ 12.080339] end_request: I/O error, dev mmcblk0, sector 12386344 [ 12.086353] end_request: I/O error, dev mmcblk0, sector 12386352 [ 12.092378] end_request: I/O error, dev mmcblk0, sector 12386360 [ 12.098393] BTRFS: bdev /dev/mmcblk0p3 errs: wr 2, rd 0, flush 0, corrupt 0, gen 0 [ 12.688370] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 12.694342] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 12.702553] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 12.709448] end_request: I/O error, dev mmcblk0, sector 2019328 [ 12.715393] end_request: I/O error, dev mmcblk0, sector 2019336 [ 12.721333] BTRFS: bdev /dev/mmcblk0p2 errs: wr 1, rd 0, flush 0, corrupt 0, gen 0 [ 12.728943] BTRFS: bdev /dev/mmcblk0p2 errs: wr 2, rd 0, flush 0, corrupt 0, gen 0 [ 14.122771] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 14.128747] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 14.137079] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 14.143995] BTRFS: bdev /dev/mmcblk0p2 errs: wr 3, rd 0, flush 0, corrupt 0, gen 0 [ 14.151596] BTRFS: bdev /dev/mmcblk0p2 errs: wr 4, rd 0, flush 0, corrupt 0, gen 0 [ 14.741576] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 14.747548] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 14.755714] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 14.762597] BTRFS: bdev /dev/mmcblk0p3 errs: wr 3, rd 0, flush 0, corrupt 0, gen 0 [ 14.770222] BTRFS: bdev /dev/mmcblk0p3 errs: wr 4, rd 0, flush 0, corrupt 0, gen 0 [ 16.153360] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 16.159323] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 16.167680] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 16.174560] BTRFS: bdev /dev/mmcblk0p3 errs: wr 5, rd 0, flush 0, corrupt 0, gen 0 [ 16.182164] BTRFS: bdev /dev/mmcblk0p3 errs: wr 6, rd 0, flush 0, corrupt 0, gen 0 [ 16.771779] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 16.777748] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 16.785988] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 18.188562] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 18.194549] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 18.202885] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 18.209767] blk_update_request: 38 callbacks suppressed [ 18.209778] end_request: I/O error, dev mmcblk0, sector 12386496 [ 18.215817] end_request: I/O error, dev mmcblk0, sector 12386504 [ 18.221838] end_request: I/O error, dev mmcblk0, sector 12386512 [ 18.227857] end_request: I/O error, dev mmcblk0, sector 12386520 [ 18.233874] btrfs_dev_stat_print_on_error: 2 callbacks suppressed [ 18.233884] BTRFS: bdev /dev/mmcblk0p3 errs: wr 7, rd 0, flush 0, corrupt 0, gen 0 [ 18.241465] end_request: I/O error, dev mmcblk0, sector 12386528 [ 18.247483] end_request: I/O error, dev mmcblk0, sector 12386536 [ 18.253498] end_request: I/O error, dev mmcblk0, sector 12386544 [ 18.259514] end_request: I/O error, dev mmcblk0, sector 12386552 [ 18.265529] BTRFS: bdev /dev/mmcblk0p3 errs: wr 8, rd 0, flush 0, corrupt 0, gen 0 [ 18.854988] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 18.860956] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 18.868776] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 18.875648] end_request: I/O error, dev mmcblk0, sector 2019520 [ 18.881594] end_request: I/O error, dev mmcblk0, sector 2019528 [ 18.887535] BTRFS: bdev /dev/mmcblk0p2 errs: wr 7, rd 0, flush 0, corrupt 0, gen 0 [ 18.895152] BTRFS: bdev /dev/mmcblk0p2 errs: wr 8, rd 0, flush 0, corrupt 0, gen 0 [ 22.116872] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 22.122850] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 22.131411] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 22.138283] BTRFS: bdev /dev/mmcblk0p3 errs: wr 9, rd 0, flush 0, corrupt 0, gen 0 [ 22.145878] BTRFS: bdev /dev/mmcblk0p3 errs: wr 10, rd 0, flush 0, corrupt 0, gen 0 [ 22.735299] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 22.741272] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 22.749560] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 22.756470] BTRFS: bdev /dev/mmcblk0p2 errs: wr 9, rd 0, flush 0, corrupt 0, gen 0 [ 22.764109] BTRFS: bdev /dev/mmcblk0p2 errs: wr 10, rd 0, flush 0, corrupt 0, gen 0 [ 24.130919] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 24.136887] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 24.145088] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 24.151976] blk_update_request: 22 callbacks suppressed [ 24.151987] end_request: I/O error, dev mmcblk0, sector 2019712 [ 24.157929] end_request: I/O error, dev mmcblk0, sector 2019720 [ 24.163862] end_request: I/O error, dev mmcblk0, sector 2019728 [ 24.169790] end_request: I/O error, dev mmcblk0, sector 2019736 [ 24.175732] BTRFS: bdev /dev/mmcblk0p2 errs: wr 11, rd 0, flush 0, corrupt 0, gen 0 [ 24.183412] end_request: I/O error, dev mmcblk0, sector 2019744 [ 24.189343] end_request: I/O error, dev mmcblk0, sector 2019752 [ 24.195271] end_request: I/O error, dev mmcblk0, sector 2019760 [ 24.201199] end_request: I/O error, dev mmcblk0, sector 2019768 [ 24.207129] BTRFS: bdev /dev/mmcblk0p2 errs: wr 12, rd 0, flush 0, corrupt 0, gen 0 [ 24.796765] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 24.802816] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 24.811031] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 24.817936] end_request: I/O error, dev mmcblk0, sector 12386688 [ 24.823970] end_request: I/O error, dev mmcblk0, sector 12386696 [ 24.829996] BTRFS: bdev /dev/mmcblk0p3 errs: wr 11, rd 0, flush 0, corrupt 0, gen 0 [ 24.837708] BTRFS: bdev /dev/mmcblk0p3 errs: wr 12, rd 0, flush 0, corrupt 0, gen 0 [ 26.212734] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 26.218709] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 26.227031] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 26.233936] BTRFS: bdev /dev/mmcblk0p3 errs: wr 13, rd 0, flush 0, corrupt 0, gen 0 [ 26.241619] BTRFS: bdev /dev/mmcblk0p3 errs: wr 14, rd 0, flush 0, corrupt 0, gen 0 [ 26.831265] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 26.837232] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 26.845052] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 26.851943] BTRFS: bdev /dev/mmcblk0p2 errs: wr 13, rd 0, flush 0, corrupt 0, gen 0 [ 26.859654] BTRFS: bdev /dev/mmcblk0p2 errs: wr 14, rd 0, flush 0, corrupt 0, gen 0 [ 28.248901] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 28.254873] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 28.263241] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 28.270118] BTRFS: bdev /dev/mmcblk0p3 errs: wr 15, rd 0, flush 0, corrupt 0, gen 0 [ 28.277801] BTRFS: bdev /dev/mmcblk0p3 errs: wr 16, rd 0, flush 0, corrupt 0, gen 0 [ 28.867214] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 28.873179] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 28.880975] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 30.264689] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 30.270664] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 30.278963] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 30.285846] blk_update_request: 38 callbacks suppressed [ 30.285857] end_request: I/O error, dev mmcblk0, sector 12386944 [ 30.291895] end_request: I/O error, dev mmcblk0, sector 12386952 [ 30.297916] end_request: I/O error, dev mmcblk0, sector 12386960 [ 30.303935] end_request: I/O error, dev mmcblk0, sector 12386968 [ 30.309952] btrfs_dev_stat_print_on_error: 2 callbacks suppressed [ 30.309963] BTRFS: bdev /dev/mmcblk0p3 errs: wr 17, rd 0, flush 0, corrupt 0, gen 0 [ 30.317630] end_request: I/O error, dev mmcblk0, sector 12386976 [ 30.323647] end_request: I/O error, dev mmcblk0, sector 12386984 [ 30.329663] end_request: I/O error, dev mmcblk0, sector 12386992 [ 30.335678] end_request: I/O error, dev mmcblk0, sector 12387000 [ 30.341695] BTRFS: bdev /dev/mmcblk0p3 errs: wr 18, rd 0, flush 0, corrupt 0, gen 0 [ 30.931436] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 30.937406] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 30.945241] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 30.952128] end_request: I/O error, dev mmcblk0, sector 2019968 [ 30.958076] end_request: I/O error, dev mmcblk0, sector 2019976 [ 30.964007] BTRFS: bdev /dev/mmcblk0p2 errs: wr 17, rd 0, flush 0, corrupt 0, gen 0 [ 30.971710] BTRFS: bdev /dev/mmcblk0p2 errs: wr 18, rd 0, flush 0, corrupt 0, gen 0 [ 32.356379] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 32.362344] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 32.370678] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 32.377585] BTRFS: bdev /dev/mmcblk0p3 errs: wr 19, rd 0, flush 0, corrupt 0, gen 0 [ 32.385276] BTRFS: bdev /dev/mmcblk0p3 errs: wr 20, rd 0, flush 0, corrupt 0, gen 0 [ 32.974456] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 32.980444] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 32.988336] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 32.995230] BTRFS: bdev /dev/mmcblk0p2 errs: wr 19, rd 0, flush 0, corrupt 0, gen 0 [ 33.002961] BTRFS: bdev /dev/mmcblk0p2 errs: wr 20, rd 0, flush 0, corrupt 0, gen 0 [ 34.400649] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 34.406628] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 34.413231] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 34.420092] BTRFS: bdev /dev/mmcblk0p3 errs: wr 21, rd 0, flush 0, corrupt 0, gen 0 [ 34.427769] BTRFS: bdev /dev/mmcblk0p3 errs: wr 22, rd 0, flush 0, corrupt 0, gen 0 [ 35.017273] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 35.023244] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 35.031086] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 36.419341] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 36.425307] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 36.433444] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 36.440334] blk_update_request: 38 callbacks suppressed [ 36.440344] end_request: I/O error, dev mmcblk0, sector 9216136 [ 36.446288] end_request: I/O error, dev mmcblk0, sector 9216144 [ 36.452214] end_request: I/O error, dev mmcblk0, sector 9216152 [ 36.458143] end_request: I/O error, dev mmcblk0, sector 9216160 [ 36.464074] end_request: I/O error, dev mmcblk0, sector 9216168 [ 36.470003] end_request: I/O error, dev mmcblk0, sector 9216176 [ 36.475932] end_request: I/O error, dev mmcblk0, sector 9216184 [ 36.481861] end_request: I/O error, dev mmcblk0, sector 9216192 [ 36.487790] end_request: I/O error, dev mmcblk0, sector 9216200 [ 36.493720] end_request: I/O error, dev mmcblk0, sector 9216208 [ 36.499665] btrfs_dev_stat_print_on_error: 2 callbacks suppressed [ 36.499676] BTRFS: bdev /dev/mmcblk0p3 errs: wr 23, rd 0, flush 0, corrupt 0, gen 0 [ 37.088618] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 37.094618] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 37.102453] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 37.109367] BTRFS: bdev /dev/mmcblk0p3 errs: wr 24, rd 0, flush 0, corrupt 0, gen 0 [ 37.117046] BTRFS: bdev /dev/mmcblk0p3 errs: wr 25, rd 0, flush 0, corrupt 0, gen 0 [ 37.706318] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 37.712283] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 37.720292] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 37.727229] BTRFS: bdev /dev/mmcblk0p2 errs: wr 23, rd 0, flush 0, corrupt 0, gen 0 [ 37.734988] BTRFS: bdev /dev/mmcblk0p2 errs: wr 24, rd 0, flush 0, corrupt 0, gen 0 [ 37.742695] BTRFS: bdev /dev/mmcblk0p2 errs: wr 25, rd 0, flush 0, corrupt 0, gen 0 [ 38.378443] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 38.384416] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 38.392586] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 38.399504] BTRFS: bdev /dev/mmcblk0p3 errs: wr 26, rd 0, flush 0, corrupt 0, gen 0 [ 38.988818] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 38.994830] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 39.002751] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 39.009654] BTRFS: bdev /dev/mmcblk0p2 errs: wr 26, rd 0, flush 0, corrupt 0, gen 0 [ 40.383263] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 40.389232] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 40.397358] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 40.404280] BTRFS: bdev /dev/mmcblk0p2 errs: wr 27, rd 0, flush 0, corrupt 0, gen 0 [ 40.411959] BTRFS: bdev /dev/mmcblk0p2 errs: wr 28, rd 0, flush 0, corrupt 0, gen 0 [ 41.000742] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 41.006708] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 41.014510] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 42.204503] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 42.210481] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 42.218818] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 42.225653] blk_update_request: 116 callbacks suppressed [ 42.225663] end_request: I/O error, dev mmcblk0, sector 2020160 [ 42.231610] end_request: I/O error, dev mmcblk0, sector 2020168 [ 42.237547] end_request: I/O error, dev mmcblk0, sector 2020176 [ 42.243483] end_request: I/O error, dev mmcblk0, sector 2020184 [ 42.249416] end_request: I/O error, dev mmcblk0, sector 2020192 [ 42.255364] end_request: I/O error, dev mmcblk0, sector 2020200 [ 42.261301] end_request: I/O error, dev mmcblk0, sector 2020208 [ 42.267246] end_request: I/O error, dev mmcblk0, sector 2020216 [ 42.273183] btrfs_dev_stat_print_on_error: 2 callbacks suppressed [ 42.273193] BTRFS: bdev /dev/mmcblk0p2 errs: wr 29, rd 0, flush 0, corrupt 0, gen 0 [ 42.280863] end_request: I/O error, dev mmcblk0, sector 2020224 [ 42.286797] end_request: I/O error, dev mmcblk0, sector 2020232 [ 42.292788] BTRFS: bdev /dev/mmcblk0p2 errs: wr 30, rd 0, flush 0, corrupt 0, gen 0 [ 42.300496] BTRFS: bdev /dev/mmcblk0p2 errs: wr 31, rd 0, flush 0, corrupt 0, gen 0 [ 42.308176] BTRFS: bdev /dev/mmcblk0p2 errs: wr 32, rd 0, flush 0, corrupt 0, gen 0 [ 43.478852] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 43.484833] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 43.492673] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 43.499659] BTRFS: bdev /dev/mmcblk0p3 errs: wr 29, rd 0, flush 0, corrupt 0, gen 0 [ 43.507417] BTRFS: bdev /dev/mmcblk0p3 errs: wr 30, rd 0, flush 0, corrupt 0, gen 0 [ 43.515137] BTRFS: bdev /dev/mmcblk0p3 errs: wr 31, rd 0, flush 0, corrupt 0, gen 0 [ 43.522838] BTRFS: bdev /dev/mmcblk0p3 errs: wr 32, rd 0, flush 0, corrupt 0, gen 0 [ 44.112063] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 44.118023] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 44.126224] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 44.133139] BTRFS: bdev /dev/mmcblk0p3 errs: wr 33, rd 0, flush 0, corrupt 0, gen 0 [ 45.310573] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 45.316552] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 45.324741] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 45.331677] BTRFS: bdev /dev/mmcblk0p3 errs: wr 34, rd 0, flush 0, corrupt 0, gen 0 [ 45.925800] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 45.931802] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 45.938375] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 46.526949] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 46.532920] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 46.540716] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 47.129367] BTRFS: error (device mmcblk0p3) in btrfs_commit_transaction:1921: errno=-5 IO failure (Error while writing out transaction) [ 47.141583] BTRFS info (device mmcblk0p3): forced readonly [ 47.141601] BTRFS warning (device mmcblk0p3): Skipping commit of aborted transaction. [ 47.141611] ------------[ cut here ]------------ [ 47.141784] WARNING: CPU: 0 PID: 115 at /build/linux-mErx14/linux-3.16.7-ckt11/fs/btrfs/super.c:259 __btrfs_abort_transaction+0xb8/0x124 [btrfs]() [ 47.141792] BTRFS: Transaction aborted (error -5) [ 47.141799] Modules linked in: nfsd auth_rpcgss oid_registry nfs_acl nfs lockd fscache sunrpc snd_usb_audio ext4 crc16 snd_usbmidi_lib snd_hwdep mbcache snd_rawmidi snd_seq_device jbd2 snd_pcm snd_timer snd soundcore i2c_mv64xxx sun4i_ts sunxi_wdt ohci_platform ohci_hcd ehci_platform ehci_hcd autofs4 crc32c_generic btrfs xor zlib_deflate raid6_pq sunxi_mmc phy_sun4i_usb sun4i_emac icplus [ 47.141908] CPU: 0 PID: 115 Comm: btrfs-transacti Not tainted 3.16.0-4-armmp #1 Debian 3.16.7-ckt11-1+deb8u6 [ 47.141945] [] (unwind_backtrace) from [] (show_stack+0x20/0x24) [ 47.141962] [] (show_stack) from [] (dump_stack+0x8c/0x9c) [ 47.141985] [] (dump_stack) from [] (warn_slowpath_common+0x80/0x9c) [ 47.142001] [] (warn_slowpath_common) from [] (warn_slowpath_fmt+0x40/0x48) [ 47.142067] [] (warn_slowpath_fmt) from [] (__btrfs_abort_transaction+0xb8/0x124 [btrfs]) [ 47.142197] [] (__btrfs_abort_transaction [btrfs]) from [] (btrfs_commit_transaction+0x304/0xc38 [btrfs]) [ 47.142322] [] (btrfs_commit_transaction [btrfs]) from [] (transaction_kthread+0x1b0/0x21c [btrfs]) [ 47.142399] [] (transaction_kthread [btrfs]) from [] (kthread+0xe8/0x100) [ 47.142420] [] (kthread) from [] (ret_from_fork+0x14/0x20) [ 47.142429] ---[ end trace bbee7d14b2737876 ]--- [ 47.142439] BTRFS: error (device mmcblk0p3) in cleanup_transaction:1585: errno=-5 IO failure [ 47.150924] BTRFS info (device mmcblk0p3): delayed_refs has NO entry [ 47.736992] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 47.742961] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 47.750758] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 47.757604] blk_update_request: 238 callbacks suppressed [ 47.757614] end_request: I/O error, dev mmcblk0, sector 9216648 [ 47.763558] end_request: I/O error, dev mmcblk0, sector 9216656 [ 47.769488] end_request: I/O error, dev mmcblk0, sector 9216664 [ 47.775419] end_request: I/O error, dev mmcblk0, sector 9216672 [ 47.781346] end_request: I/O error, dev mmcblk0, sector 9216680 [ 47.787275] end_request: I/O error, dev mmcblk0, sector 9216688 [ 47.793204] btrfs_dev_stat_print_on_error: 8 callbacks suppressed [ 47.793214] BTRFS: bdev /dev/mmcblk0p3 errs: wr 38, rd 0, flush 0, corrupt 0, gen 0 [ 47.800881] end_request: I/O error, dev mmcblk0, sector 9216696 [ 47.806812] end_request: I/O error, dev mmcblk0, sector 9216704 [ 47.812739] end_request: I/O error, dev mmcblk0, sector 9216712 [ 47.818666] BTRFS: bdev /dev/mmcblk0p3 errs: wr 39, rd 0, flush 0, corrupt 0, gen 0 [ 47.826328] end_request: I/O error, dev mmcblk0, sector 9216720 [ 47.832288] BTRFS: bdev /dev/mmcblk0p3 errs: wr 40, rd 0, flush 0, corrupt 0, gen 0 [ 47.839957] BTRFS: bdev /dev/mmcblk0p3 errs: wr 41, rd 0, flush 0, corrupt 0, gen 0 [ 47.847626] BTRFS: bdev /dev/mmcblk0p3 errs: wr 42, rd 0, flush 0, corrupt 0, gen 0 [ 47.855291] BTRFS: bdev /dev/mmcblk0p3 errs: wr 43, rd 0, flush 0, corrupt 0, gen 0 [ 47.862954] BTRFS: bdev /dev/mmcblk0p3 errs: wr 44, rd 0, flush 0, corrupt 0, gen 0 [ 47.870618] BTRFS: bdev /dev/mmcblk0p3 errs: wr 45, rd 0, flush 0, corrupt 0, gen 0 [ 48.492831] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 48.498797] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 48.506759] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 48.513615] BTRFS: bdev /dev/mmcblk0p2 errs: wr 38, rd 0, flush 0, corrupt 0, gen 0 [ 48.521291] BTRFS: bdev /dev/mmcblk0p2 errs: wr 39, rd 0, flush 0, corrupt 0, gen 0 [ 49.110169] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 49.116135] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 49.123964] mmcblk0: timed out sending r/w cmd command, card status 0x900 [ 49.712912] sunxi-mmc 1c0f000.mmc: smc 0 err, cmd 25, WR EBE !! [ 49.718877] sunxi-mmc 1c0f000.mmc: data error, sending stop command [ 49.726827] mmcblk0: timed out sending r/w cmd command, card status 0x900