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** Changed in: linux (Ubuntu)
Status: New => Incomplete
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https://bugs.launchpad.net/bugs/1526537
Title:
blk_update_request: I/O error
Status in linux package in Ubuntu:
Incomplete
Bug description:
On my laptop I am using the ubuntu in persistent mode with a backing files:
casper-rw, home-rw. For some time in the new editions of ubuntu [ 15.04 / 15.10
/ 16.04 daily (15.12) ] I meet with error: blk_update_request: I/O error, dev
loop ... , sector ... . am sure it is not a hardware problem. Please, could
you try reproduce this issue
`/proc/cmdline`
BOOT_IMAGE=/Ubuntu/16.04/desktop-amd64/casper/vmlinuz.efi append
noprompt boot=casper intel_iommu=on toram showmounts persistent-
path=/Ubuntu/16.04/desktop-amd64 persistent iso-
scan/filename=/Ubuntu/16.04/xenial-desktop-amd64.iso cdrom-detect/try-
usb=true
`kern.log`
Dec 15 21:49:25 ThinkPad kernel: [ 11.507021] Bluetooth: BNEP socket layer
initialized
Dec 15 21:49:25 ThinkPad kernel: [ 11.513208] blk_update_request: I/O
error, dev loop0, sector 1376280
Dec 15 21:49:25 ThinkPad kernel: [ 11.544996] blk_update_request: I/O
error, dev loop0, sector 1364008
Dec 15 21:49:26 ThinkPad kernel: [ 11.655626] IPv6: ADDRCONF(NETDEV_UP):
wlp3s0: link is not ready
Dec 15 21:49:26 ThinkPad kernel: [ 11.656563] IPv6: ADDRCONF(NETDEV_UP):
enp0s25: link is not ready
Dec 15 21:49:26 ThinkPad kernel: [ 11.884604] IPv6: ADDRCONF(NETDEV_UP):
enp0s25: link is not ready
Dec 15 21:49:26 ThinkPad kernel: [ 12.080950] usbcore: registered new
interface driver cdc_wdm
Dec 15 21:49:26 ThinkPad kernel: [ 12.089352] qmi_wwan 2-1.4:1.0: cdc-wdm0:
USB WDM device
Dec 15 21:49:26 ThinkPad kernel: [ 12.089629] qmi_wwan 2-1.4:1.0 wwan0:
register 'qmi_wwan' at usb-0000:00:1d.0-1.4, WWAN/QMI device, 86:f3:f1:57:ac:04
Dec 15 21:49:26 ThinkPad kernel: [ 12.089851] usbcore: registered new
interface driver qmi_wwan
Dec 15 21:49:27 ThinkPad kernel: [ 13.014113] blk_update_request: I/O
error, dev loop2, sector 776360
Dec 15 21:49:27 ThinkPad kernel: [ 13.026856] blk_update_request: I/O
error, dev loop2, sector 777792
Dec 15 21:49:27 ThinkPad kernel: [ 13.406901] e1000e: enp0s25 NIC Link is
Up 100 Mbps Full Duplex, Flow Control: Rx/Tx
Dec 15 21:49:27 ThinkPad kernel: [ 13.406909] e1000e 0000:00:19.0 enp0s25:
10/100 speed: disabling TSO
Dec 15 21:49:27 ThinkPad kernel: [ 13.406948] IPv6:
ADDRCONF(NETDEV_CHANGE): enp0s25: link becomes ready
Dec 15 21:49:27 ThinkPad kernel: [ 13.411598] blk_update_request: I/O
error, dev loop0, sector 1364024
Dec 15 21:49:27 ThinkPad kernel: [ 13.525480] blk_update_request: I/O
error, dev loop2, sector 778064
Dec 15 21:49:28 ThinkPad kernel: [ 13.733896] Bluetooth: RFCOMM TTY layer
initialized
Dec 15 21:49:28 ThinkPad kernel: [ 13.733906] Bluetooth: RFCOMM socket
layer initialized
Dec 15 21:49:28 ThinkPad kernel: [ 13.733912] Bluetooth: RFCOMM ver 1.11
Dec 15 21:49:28 ThinkPad kernel: [ 13.758583] blk_update_request: I/O
error, dev loop0, sector 1360048
Dec 15 21:49:28 ThinkPad kernel: [ 13.765377] blk_update_request: I/O
error, dev loop0, sector 1364032
Dec 15 21:49:28 ThinkPad kernel: [ 13.778920] blk_update_request: I/O
error, dev loop0, sector 1364040
Dec 15 21:49:28 ThinkPad kernel: [ 13.785037] blk_update_request: I/O
error, dev loop0, sector 1364048
Dec 15 21:49:28 ThinkPad gnome-session-binary[3083]: Entering running state
Dec 15 21:49:37 ThinkPad kernel: [ 22.759620] blk_update_request: 15
callbacks suppressed
Dec 15 21:49:37 ThinkPad kernel: [ 22.759623] blk_update_request: I/O
error, dev loop0, sector 1364072
Dec 15 21:49:37 ThinkPad kernel: [ 22.803618] hidraw: raw HID events driver
(C) Jiri Kosina
Dec 15 21:49:37 ThinkPad kernel: [ 22.806751] Bluetooth: HIDP (Human
Interface Emulation) ver 1.2
Dec 15 21:49:37 ThinkPad kernel: [ 22.806758] Bluetooth: HIDP socket layer
initialized
Dec 15 21:49:37 ThinkPad kernel: [ 22.811095] hid-generic
0005:0D62:01BF.0001: unknown main item tag 0x0
Dec 15 21:49:37 ThinkPad kernel: [ 22.811211] input: Bluetooth Mouse as
/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.4/1-1.4:1.0/bluetooth/hci0/hci0:11/0005:0D62:01BF.0001/input/input17
Dec 15 21:49:37 ThinkPad kernel: [ 22.811384] hid-generic
0005:0D62:01BF.0001: input,hidraw0: BLUETOOTH HID v1.39 Mouse [ Bluetooth
Mouse] on ec:55:f9:fa:c6:1d
Dec 15 21:50:41 ThinkPad kernel: [ 86.683594] blk_update_request: I/O
error, dev loop2, sector 2343552
Dec 15 21:50:41 ThinkPad kernel: [ 86.690626] blk_update_request: I/O
error, dev loop2, sector 2339064
Dec 15 21:50:41 ThinkPad kernel: [ 86.703606] blk_update_request: I/O
error, dev loop2, sector 2057600
Dec 15 21:50:41 ThinkPad kernel: [ 86.713265] blk_update_request: I/O
error, dev loop2, sector 2343592
Dec 15 21:50:41 ThinkPad kernel: [ 86.715556] blk_update_request: I/O
error, dev loop2, sector 2057608
Dec 15 21:50:41 ThinkPad kernel: [ 86.861531] blk_update_request: I/O
error, dev loop2, sector 2339104
Dec 15 21:50:42 ThinkPad kernel: [ 87.954169] blk_update_request: I/O
error, dev loop2, sector 2343632
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