Still seeing this in 4.4.0 kernels on Ubuntu 16.04. $ dmesg | grep -i blk [ 5.660121] systemd[1]: systemd 229 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ -LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN) [ 60.473635] blk_update_request: I/O error, dev loop0, sector 151271776 [ 64.663131] blk_update_request: I/O error, dev loop0, sector 193202168 [ 67.053226] blk_update_request: I/O error, dev loop0, sector 155758640 [ 67.119192] blk_update_request: I/O error, dev loop0, sector 155758648 [ 67.189707] blk_update_request: I/O error, dev loop0, sector 155758656 [ 67.353011] blk_update_request: I/O error, dev loop0, sector 154296456 [ 67.411390] blk_update_request: I/O error, dev loop0, sector 155758664 [ 67.469595] blk_update_request: I/O error, dev loop0, sector 154296464 [ 67.529317] blk_update_request: I/O error, dev loop0, sector 155758672 [ 67.586518] blk_update_request: I/O error, dev loop0, sector 155758680 [ 67.669838] blk_update_request: I/O error, dev loop0, sector 155758688 [ 67.746886] blk_update_request: I/O error, dev loop0, sector 155758696 [ 72.829706] blk_update_request: 8 callbacks suppressed [ 72.829712] blk_update_request: I/O error, dev loop0, sector 155758768 [ 73.164340] blk_update_request: I/O error, dev loop0, sector 155758776 [ 73.672569] blk_update_request: I/O error, dev loop0, sector 155758784 [ 80.571864] blk_update_request: I/O error, dev loop0, sector 155758792 [ 80.660314] blk_update_request: I/O error, dev loop0, sector 67514472 [ 80.735506] blk_update_request: I/O error, dev loop0, sector 158408744 [ 80.789497] blk_update_request: I/O error, dev loop0, sector 67514480 [ 80.843609] blk_update_request: I/O error, dev loop0, sector 67514488 [ 80.898603] blk_update_request: I/O error, dev loop0, sector 67514496 [ 80.957007] blk_update_request: I/O error, dev loop0, sector 67514504 [ 99.165416] blk_update_request: I/O error, dev loop0, sector 158408720 [ 100.452488] blk_update_request: I/O error, dev loop0, sector 158409144 [ 100.452497] blk_update_request: I/O error, dev loop0, sector 158409184 [ 106.492835] blk_update_request: I/O error, dev loop0, sector 67515384 [ 107.409988] blk_update_request: I/O error, dev loop0, sector 155760968 [ 705.902224] blk_update_request: I/O error, dev loop0, sector 158410984 [ 707.433389] blk_update_request: I/O error, dev loop0, sector 158411328 [ 710.156894] blk_update_request: I/O error, dev loop0, sector 154299240 [ 711.846610] blk_update_request: I/O error, dev loop0, sector 158411440 [ 712.162845] blk_update_request: I/O error, dev loop0, sector 158411664 [ 713.730702] blk_update_request: I/O error, dev loop0, sector 158411680 [ 800.300872] blk_update_request: I/O error, dev loop0, sector 154299328 [ 880.661945] blk_update_request: I/O error, dev loop0, sector 155762080 [ 881.002646] blk_update_request: I/O error, dev loop0, sector 158411848 [ 883.469054] blk_update_request: I/O error, dev loop0, sector 158411968 [ 1489.772068] blk_update_request: I/O error, dev loop0, sector 158412376 [ 2018.027178] blk_update_request: I/O error, dev loop0, sector 130638328 [ 2031.753835] blk_update_request: I/O error, dev loop0, sector 160431360 [ 2031.774355] blk_update_request: I/O error, dev loop0, sector 160431384 [ 2031.786216] blk_update_request: I/O error, dev loop0, sector 160431496 [ 2031.786916] blk_update_request: I/O error, dev loop0, sector 160431544 [ 2031.788537] blk_update_request: I/O error, dev loop0, sector 160431696 [ 2031.801450] blk_update_request: I/O error, dev loop0, sector 130638544 [ 2031.803146] blk_update_request: I/O error, dev loop0, sector 130638672 [ 2031.803366] blk_update_request: I/O error, dev loop0, sector 130638680 [ 2041.632516] blk_update_request: I/O error, dev loop0, sector 130638800 [ 2041.633634] blk_update_request: I/O error, dev loop0, sector 130638928 [ 2041.633845] blk_update_request: I/O error, dev loop0, sector 130638936 [ 2104.926648] blk_update_request: I/O error, dev loop0, sector 130640656 [ 2104.926911] blk_update_request: I/O error, dev loop0, sector 130640664 [ 2113.298548] blk_update_request: I/O error, dev loop0, sector 116244168 [ 2113.300456] blk_update_request: I/O error, dev loop0, sector 152088160 [ 2113.300827] blk_update_request: I/O error, dev loop0, sector 152088168 [ 2113.301032] blk_update_request: I/O error, dev loop0, sector 152088176 [ 2113.301396] blk_update_request: I/O error, dev loop0, sector 152088192 [ 2113.302102] blk_update_request: I/O error, dev loop0, sector 152088256 [ 2113.302301] blk_update_request: I/O error, dev loop0, sector 152088264 [ 2113.302506] blk_update_request: I/O error, dev loop0, sector 152088272 [ 2113.302812] blk_update_request: I/O error, dev loop0, sector 152088288 [ 2114.032757] blk_update_request: I/O error, dev loop0, sector 130640832 [ 2119.398439] blk_update_request: 4 callbacks suppressed [ 2119.398443] blk_update_request: I/O error, dev loop0, sector 152088392 [ 2119.398816] blk_update_request: I/O error, dev loop0, sector 152088400 [ 2119.400832] blk_update_request: I/O error, dev loop0, sector 116244336 [ 2119.401162] blk_update_request: I/O error, dev loop0, sector 152088440 [ 2119.401434] blk_update_request: I/O error, dev loop0, sector 152088448 [ 2119.417108] blk_update_request: I/O error, dev loop0, sector 152088456 [ 2119.417364] blk_update_request: I/O error, dev loop0, sector 116244344 [ 2119.431849] blk_update_request: I/O error, dev loop0, sector 152088464 [ 2119.432440] blk_update_request: I/O error, dev loop0, sector 152088488 [ 2119.432803] blk_update_request: I/O error, dev loop0, sector 116244368 [ 2124.462209] blk_update_request: 17 callbacks suppressed [ 2124.462213] blk_update_request: I/O error, dev loop0, sector 158597192 [ 2124.472993] blk_update_request: I/O error, dev loop0, sector 158597336 [ 2124.473342] blk_update_request: I/O error, dev loop0, sector 158486656 [ 2124.473578] blk_update_request: I/O error, dev loop0, sector 158486672 [ 2140.051957] blk_update_request: I/O error, dev loop0, sector 130640992 [ 2140.052293] blk_update_request: I/O error, dev loop0, sector 130641000 [ 2140.052472] blk_update_request: I/O error, dev loop0, sector 130641008 [ 2140.998325] blk_update_request: I/O error, dev loop0, sector 84436784 [ 2140.998788] blk_update_request: I/O error, dev loop0, sector 84436792 [ 2142.289229] blk_update_request: I/O error, dev loop0, sector 84436880 [ 2142.289732] blk_update_request: I/O error, dev loop0, sector 84436904 [ 2142.289934] blk_update_request: I/O error, dev loop0, sector 84436912 [ 2143.154434] blk_update_request: I/O error, dev loop0, sector 130641096 [ 2143.154784] blk_update_request: I/O error, dev loop0, sector 130641112 [ 2145.516285] blk_update_request: 10 callbacks suppressed [ 2145.516289] blk_update_request: I/O error, dev loop0, sector 84436992 [ 2145.516604] blk_update_request: I/O error, dev loop0, sector 84437000 [ 2145.517069] blk_update_request: I/O error, dev loop0, sector 84437008 [ 2146.272149] blk_update_request: I/O error, dev loop0, sector 84437056 [ 2146.272451] blk_update_request: I/O error, dev loop0, sector 84437064 [ 2146.272884] blk_update_request: I/O error, dev loop0, sector 84437072 [ 2147.156530] blk_update_request: I/O error, dev loop0, sector 158597896 [ 2147.156794] blk_update_request: I/O error, dev loop0, sector 158597904 [ 2147.157186] blk_update_request: I/O error, dev loop0, sector 158597912 [ 2147.926803] blk_update_request: I/O error, dev loop0, sector 158597984 [ 2150.929381] blk_update_request: 7 callbacks suppressed [ 2150.929385] blk_update_request: I/O error, dev loop0, sector 130641432 [ 2150.930334] blk_update_request: I/O error, dev loop0, sector 130641480 [ 2151.725016] blk_update_request: I/O error, dev loop0, sector 84437272 [ 2151.725254] blk_update_request: I/O error, dev loop0, sector 130641520 [ 2151.725446] blk_update_request: I/O error, dev loop0, sector 130641528 [ 2151.725647] blk_update_request: I/O error, dev loop0, sector 130641536 [ 2151.725846] blk_update_request: I/O error, dev loop0, sector 130641544 [ 2151.726042] blk_update_request: I/O error, dev loop0, sector 130641552 [ 2151.726252] blk_update_request: I/O error, dev loop0, sector 130641560 [ 2151.726446] blk_update_request: I/O error, dev loop0, sector 130641568 [ 2156.140251] blk_update_request: 17 callbacks suppressed [ 2156.140255] blk_update_request: I/O error, dev loop0, sector 158598240 [ 2156.140484] blk_update_request: I/O error, dev loop0, sector 158598248 [ 2156.140687] blk_update_request: I/O error, dev loop0, sector 158598256 [ 2156.140968] blk_update_request: I/O error, dev loop0, sector 158598272 [ 2156.143178] blk_update_request: I/O error, dev loop0, sector 158598280 [ 2156.151593] blk_update_request: I/O error, dev loop0, sector 84437360 [ 2156.151928] blk_update_request: I/O error, dev loop0, sector 84437368 [ 2156.152160] blk_update_request: I/O error, dev loop0, sector 84437376 [ 2156.152368] blk_update_request: I/O error, dev loop0, sector 84437384 [ 2156.152598] blk_update_request: I/O error, dev loop0, sector 84437392 [ 2161.645089] blk_update_request: 388 callbacks suppressed [ 2161.645093] blk_update_request: I/O error, dev loop0, sector 158488096 [ 2161.645545] blk_update_request: I/O error, dev loop0, sector 158488112 [ 2161.645858] blk_update_request: I/O error, dev loop0, sector 158488128 [ 2161.646142] blk_update_request: I/O error, dev loop0, sector 158488144 [ 2161.646384] blk_update_request: I/O error, dev loop0, sector 158488152 [ 2161.646679] blk_update_request: I/O error, dev loop0, sector 158488168 [ 2161.646885] blk_update_request: I/O error, dev loop0, sector 158488176 [ 2161.647111] blk_update_request: I/O error, dev loop0, sector 158488184 [ 2161.647416] blk_update_request: I/O error, dev loop0, sector 158488200 [ 2161.647710] blk_update_request: I/O error, dev loop0, sector 158488216 [ 2167.073513] blk_update_request: 25 callbacks suppressed [ 2167.073516] blk_update_request: I/O error, dev loop0, sector 158598760 [ 2167.073831] blk_update_request: I/O error, dev loop0, sector 158488352 [ 2167.074005] blk_update_request: I/O error, dev loop0, sector 158488360 [ 2168.203889] blk_update_request: I/O error, dev loop0, sector 158598840 [ 2169.177477] blk_update_request: I/O error, dev loop0, sector 158598848 [ 2171.375908] blk_update_request: I/O error, dev loop0, sector 160523312 [ 2171.376195] blk_update_request: I/O error, dev loop0, sector 160523320 [ 2171.376396] blk_update_request: I/O error, dev loop0, sector 160523328 [ 2171.376598] blk_update_request: I/O error, dev loop0, sector 160523336 [ 2172.281347] blk_update_request: I/O error, dev loop0, sector 160523504 [ 2172.285458] blk_update_request: I/O error, dev loop0, sector 160523512 [ 2172.285951] blk_update_request: I/O error, dev loop0, sector 160523536 [ 2172.286274] blk_update_request: I/O error, dev loop0, sector 160523552 [ 2173.238879] blk_update_request: I/O error, dev loop0, sector 160523688 [ 2173.239241] blk_update_request: I/O error, dev loop0, sector 160523696 [ 2173.239668] blk_update_request: I/O error, dev loop0, sector 160523728 [ 2177.726055] blk_update_request: I/O error, dev loop0, sector 158598952 [ 2177.726387] blk_update_request: I/O error, dev loop0, sector 158598960 [ 2178.483778] blk_update_request: I/O error, dev loop0, sector 158488528 [ 2178.484177] blk_update_request: I/O error, dev loop0, sector 158488536 [ 2178.484454] blk_update_request: I/O error, dev loop0, sector 158488544 [ 2178.484643] blk_update_request: I/O error, dev loop0, sector 158488552 [ 2178.484831] blk_update_request: I/O error, dev loop0, sector 158488560 [ 2178.485022] blk_update_request: I/O error, dev loop0, sector 158488568 [ 2178.485209] blk_update_request: I/O error, dev loop0, sector 158488576 [ 2178.485397] blk_update_request: I/O error, dev loop0, sector 158488584 [ 2183.227593] blk_update_request: 20 callbacks suppressed [ 2183.227599] blk_update_request: I/O error, dev loop0, sector 158599248 [ 2183.227926] blk_update_request: I/O error, dev loop0, sector 158599256 [ 2183.228471] blk_update_request: I/O error, dev loop0, sector 158599264 [ 2183.228754] blk_update_request: I/O error, dev loop0, sector 158599272 [ 2183.229192] blk_update_request: I/O error, dev loop0, sector 158599280 [ 2183.230527] blk_update_request: I/O error, dev loop0, sector 158599384 [ 2183.366003] blk_update_request: I/O error, dev loop0, sector 158599488 [ 2183.528266] blk_update_request: I/O error, dev loop0, sector 158599616 [ 2183.528671] blk_update_request: I/O error, dev loop0, sector 158599648 [ 2183.529552] blk_update_request: I/O error, dev loop0, sector 158599768 [ 2189.934967] blk_update_request: 34 callbacks suppressed [ 2189.934972] blk_update_request: I/O error, dev loop0, sector 160524360 [ 2189.944173] blk_update_request: I/O error, dev loop0, sector 158602936 [ 2189.944679] blk_update_request: I/O error, dev loop0, sector 158602944 [ 2189.945498] blk_update_request: I/O error, dev loop0, sector 158603040 [ 2189.945655] blk_update_request: I/O error, dev loop0, sector 158603048 [ 2191.461195] blk_update_request: I/O error, dev loop0, sector 158600736 [ 2191.461580] blk_update_request: I/O error, dev loop0, sector 158600760 [ 2191.461847] blk_update_request: I/O error, dev loop0, sector 158600768 [ 2191.462073] blk_update_request: I/O error, dev loop0, sector 158489064 [ 2191.476809] blk_update_request: I/O error, dev loop0, sector 158489080 [ 2195.826743] blk_update_request: 375 callbacks suppressed [ 2195.826746] blk_update_request: I/O error, dev loop0, sector 158603664 [ 2195.826997] blk_update_request: I/O error, dev loop0, sector 158603672 [ 2196.694170] blk_update_request: I/O error, dev loop0, sector 160525168 [ 2196.695386] blk_update_request: I/O error, dev loop0, sector 160525264 [ 2196.700680] blk_update_request: I/O error, dev loop0, sector 160525520 [ 2196.700874] blk_update_request: I/O error, dev loop0, sector 160525536 [ 2196.701080] blk_update_request: I/O error, dev loop0, sector 160525552 [ 2196.701297] blk_update_request: I/O error, dev loop0, sector 160525576 [ 2196.701477] blk_update_request: I/O error, dev loop0, sector 160525592 [ 2196.701631] blk_update_request: I/O error, dev loop0, sector 160525600 [ 2202.367030] blk_update_request: 6521 callbacks suppressed [ 2202.367035] blk_update_request: I/O error, dev loop0, sector 158600992 [ 2202.367342] blk_update_request: I/O error, dev loop0, sector 158601000 [ 2202.367616] blk_update_request: I/O error, dev loop0, sector 158601008 [ 2202.367880] blk_update_request: I/O error, dev loop0, sector 158601016 [ 2202.368330] blk_update_request: I/O error, dev loop0, sector 158601024 [ 2202.368767] blk_update_request: I/O error, dev loop0, sector 158601032 [ 2202.384972] blk_update_request: I/O error, dev loop0, sector 158601040 [ 2202.385163] blk_update_request: I/O error, dev loop0, sector 158601048 [ 2202.385412] blk_update_request: I/O error, dev loop0, sector 158601056 [ 2202.385815] blk_update_request: I/O error, dev loop0, sector 158601080 [ 2207.881935] blk_update_request: 1541 callbacks suppressed [ 2207.881940] blk_update_request: I/O error, dev loop0, sector 160669776 [ 2207.882457] blk_update_request: I/O error, dev loop0, sector 160669792 [ 2207.883128] blk_update_request: I/O error, dev loop0, sector 160669824 [ 2207.883804] blk_update_request: I/O error, dev loop0, sector 160669856 [ 2207.884642] blk_update_request: I/O error, dev loop0, sector 160669896 [ 2207.885326] blk_update_request: I/O error, dev loop0, sector 160669928 [ 2207.887957] blk_update_request: I/O error, dev loop0, sector 160670056 [ 2207.889078] blk_update_request: I/O error, dev loop0, sector 160670120 [ 2207.890063] blk_update_request: I/O error, dev loop0, sector 160670152 [ 2207.891155] blk_update_request: I/O error, dev loop0, sector 160670192 [ 2213.218112] blk_update_request: 903 callbacks suppressed [ 2213.218115] blk_update_request: I/O error, dev loop0, sector 160673976 [ 2218.374328] blk_update_request: I/O error, dev loop0, sector 160674072 [ 2218.395446] blk_update_request: I/O error, dev loop0, sector 160629200 [ 2220.202246] blk_update_request: I/O error, dev loop0, sector 160538032 [ 2220.295727] blk_update_request: I/O error, dev loop0, sector 160538040 [ 2220.478294] blk_update_request: I/O error, dev loop0, sector 160538056 [ 2222.275936] blk_update_request: I/O error, dev loop0, sector 160629216 [ 2222.278182] blk_update_request: I/O error, dev loop0, sector 160629280 [ 2222.344013] blk_update_request: I/O error, dev loop0, sector 160674288 [ 2222.422756] blk_update_request: I/O error, dev loop0, sector 160629456 [ 2225.400957] blk_update_request: 25 callbacks suppressed [ 2225.400962] blk_update_request: I/O error, dev loop0, sector 160538272 [ 2225.401190] blk_update_request: I/O error, dev loop0, sector 160538280 [ 2227.939050] blk_update_request: I/O error, dev loop0, sector 160538392 [ 2227.949112] blk_update_request: I/O error, dev loop0, sector 160538400 [ 2227.955079] blk_update_request: I/O error, dev loop0, sector 160538408 [ 2227.955310] blk_update_request: I/O error, dev loop0, sector 160538416 [ 2227.955524] blk_update_request: I/O error, dev loop0, sector 160538424 [ 2227.955796] blk_update_request: I/O error, dev loop0, sector 160538440 [ 2227.956322] blk_update_request: I/O error, dev loop0, sector 160538456 [ 2227.956538] blk_update_request: I/O error, dev loop0, sector 160538464 [ 2231.089738] blk_update_request: 10 callbacks suppressed [ 2231.089743] blk_update_request: I/O error, dev loop0, sector 160538536 [ 2232.183058] blk_update_request: I/O error, dev loop0, sector 160630816 [ 2232.183345] blk_update_request: I/O error, dev loop0, sector 160675912 [ 2234.356741] blk_update_request: I/O error, dev loop0, sector 160670696 [ 2235.284996] blk_update_request: I/O error, dev loop0, sector 160630920 [ 2235.285704] blk_update_request: I/O error, dev loop0, sector 160630952 [ 2235.285924] blk_update_request: I/O error, dev loop0, sector 160630960 [ 2235.286190] blk_update_request: I/O error, dev loop0, sector 160630976 [ 2235.286510] blk_update_request: I/O error, dev loop0, sector 160630984 [ 2235.286720] blk_update_request: I/O error, dev loop0, sector 160630992 [ 2237.286490] blk_update_request: 2 callbacks suppressed [ 2237.286495] blk_update_request: I/O error, dev loop0, sector 160670856 [ 2237.287422] blk_update_request: I/O error, dev loop0, sector 160670896 [ 2238.643940] blk_update_request: I/O error, dev loop0, sector 160631016 [ 2238.644588] blk_update_request: I/O error, dev loop0, sector 160631032 [ 2238.645013] blk_update_request: I/O error, dev loop0, sector 160631072 [ 2238.647246] blk_update_request: I/O error, dev loop0, sector 116289736 [ 2238.647636] blk_update_request: I/O error, dev loop0, sector 116289760 [ 2238.649115] blk_update_request: I/O error, dev loop0, sector 116289896 [ 2238.664602] blk_update_request: I/O error, dev loop0, sector 116290032 [ 2238.665031] blk_update_request: I/O error, dev loop0, sector 116290064 [ 2242.307212] blk_update_request: 324 callbacks suppressed [ 2242.307217] blk_update_request: I/O error, dev loop0, sector 67477888 [ 2242.324166] blk_update_request: I/O error, dev loop0, sector 160638528 [ 2242.330275] blk_update_request: I/O error, dev loop0, sector 160638536 [ 2242.330492] blk_update_request: I/O error, dev loop0, sector 160638544 [ 2242.349320] blk_update_request: I/O error, dev loop0, sector 67477968 [ 2242.349597] blk_update_request: I/O error, dev loop0, sector 160638552 [ 2242.369692] blk_update_request: I/O error, dev loop0, sector 67477976 [ 2242.388167] blk_update_request: I/O error, dev loop0, sector 67477984 [ 2242.388671] blk_update_request: I/O error, dev loop0, sector 67478008 [ 2242.398358] blk_update_request: I/O error, dev loop0, sector 67478048 [ 2247.382634] blk_update_request: 710 callbacks suppressed [ 2247.382639] blk_update_request: I/O error, dev loop0, sector 118203048 [ 2248.398377] blk_update_request: I/O error, dev loop0, sector 160641216 [ 2248.608664] blk_update_request: I/O error, dev loop0, sector 118203104 [ 2248.608991] blk_update_request: I/O error, dev loop0, sector 118203112 [ 2248.609324] blk_update_request: I/O error, dev loop0, sector 118203128 [ 2248.609594] blk_update_request: I/O error, dev loop0, sector 118203136 [ 2248.609863] blk_update_request: I/O error, dev loop0, sector 118203144 [ 2248.610277] blk_update_request: I/O error, dev loop0, sector 118203152 [ 2248.610562] blk_update_request: I/O error, dev loop0, sector 118203160 [ 2248.611000] blk_update_request: I/O error, dev loop0, sector 118203168 [ 2253.635685] blk_update_request: 228 callbacks suppressed [ 2253.635690] blk_update_request: I/O error, dev loop0, sector 160678768 [ 2254.581967] blk_update_request: I/O error, dev loop0, sector 160642080 [ 2254.621619] blk_update_request: I/O error, dev loop0, sector 160642088 [ 2254.624442] blk_update_request: I/O error, dev loop0, sector 160686760 [ 2255.515315] blk_update_request: I/O error, dev loop0, sector 160642096 [ 2255.518378] blk_update_request: I/O error, dev loop0, sector 160642104 [ 2258.105244] blk_update_request: I/O error, dev loop0, sector 160686784 [ 2258.122115] blk_update_request: I/O error, dev loop0, sector 160686792 [ 2258.141869] blk_update_request: I/O error, dev loop0, sector 160686808 [ 2258.150115] blk_update_request: I/O error, dev loop0, sector 160682240 [ 2261.170850] blk_update_request: 188 callbacks suppressed [ 2261.170855] blk_update_request: I/O error, dev loop0, sector 160642240 [ 2261.171176] blk_update_request: I/O error, dev loop0, sector 160642248 [ 2261.915024] blk_update_request: I/O error, dev loop0, sector 160678912 [ 2261.915515] blk_update_request: I/O error, dev loop0, sector 160678920 [ 2261.916221] blk_update_request: I/O error, dev loop0, sector 160678944 [ 2261.916478] blk_update_request: I/O error, dev loop0, sector 160678952 [ 2261.916725] blk_update_request: I/O error, dev loop0, sector 160678960 [ 2261.926360] blk_update_request: I/O error, dev loop0, sector 160679176 [ 2262.711613] blk_update_request: I/O error, dev loop0, sector 160686928 [ 2262.711806] blk_update_request: I/O error, dev loop0, sector 160686936 [ 2266.383869] blk_update_request: 132 callbacks suppressed [ 2266.383874] blk_update_request: I/O error, dev loop0, sector 160642656 [ 2266.384313] blk_update_request: I/O error, dev loop0, sector 160642664 [ 2267.418738] blk_update_request: I/O error, dev loop0, sector 160679792 [ 2267.420442] blk_update_request: I/O error, dev loop0, sector 160679800 [ 2267.420769] blk_update_request: I/O error, dev loop0, sector 160679808 [ 2267.421224] blk_update_request: I/O error, dev loop0, sector 160679816 [ 2267.421566] blk_update_request: I/O error, dev loop0, sector 160679832 [ 2267.421769] blk_update_request: I/O error, dev loop0, sector 160679840 [ 2267.421964] blk_update_request: I/O error, dev loop0, sector 160679848 [ 2267.422225] blk_update_request: I/O error, dev loop0, sector 160642696 [ 3855.442288] blk_update_request: 79 callbacks suppressed [ 3855.442292] blk_update_request: I/O error, dev loop0, sector 88529336 [ 3855.442561] blk_update_request: I/O error, dev loop0, sector 88529344 [ 3856.028325] blk_update_request: I/O error, dev loop0, sector 160602152 [ 3856.028785] blk_update_request: I/O error, dev loop0, sector 88529384 [ 3856.029021] blk_update_request: I/O error, dev loop0, sector 88529392 [ 3856.029201] blk_update_request: I/O error, dev loop0, sector 88529400 [ 3856.029560] blk_update_request: I/O error, dev loop0, sector 88529408 [ 3856.029867] blk_update_request: I/O error, dev loop0, sector 88529432 [ 3856.031632] blk_update_request: I/O error, dev loop0, sector 88529544 [ 3856.032152] blk_update_request: I/O error, dev loop0, sector 88529568 [ 3861.203654] blk_update_request: 571 callbacks suppressed [ 3861.203658] blk_update_request: I/O error, dev loop0, sector 84350240 [ 3861.203904] blk_update_request: I/O error, dev loop0, sector 160603544 [ 3861.204194] blk_update_request: I/O error, dev loop0, sector 160603552 [ 3861.204387] blk_update_request: I/O error, dev loop0, sector 160603560 [ 3861.204699] blk_update_request: I/O error, dev loop0, sector 160603568 [ 3861.204869] blk_update_request: I/O error, dev loop0, sector 160608248 [ 3861.205044] blk_update_request: I/O error, dev loop0, sector 67519016 [ 3861.205215] blk_update_request: I/O error, dev loop0, sector 67519248 [ 3861.205390] blk_update_request: I/O error, dev loop0, sector 67519256 [ 3861.206523] blk_update_request: I/O error, dev loop0, sector 218382576 [ 3906.461647] blk_update_request: 32 callbacks suppressed [ 3906.461652] blk_update_request: I/O error, dev loop0, sector 118221032 [ 3906.463514] blk_update_request: I/O error, dev loop0, sector 118221080 [ 3906.463778] blk_update_request: I/O error, dev loop0, sector 118221096 [ 3906.464581] blk_update_request: I/O error, dev loop0, sector 118221176 [ 3906.464896] blk_update_request: I/O error, dev loop0, sector 118221200 [ 3906.465139] blk_update_request: I/O error, dev loop0, sector 118221216 [ 3906.465384] blk_update_request: I/O error, dev loop0, sector 118221224 [ 3906.465765] blk_update_request: I/O error, dev loop0, sector 118221256 [ 3906.466045] blk_update_request: I/O error, dev loop0, sector 118221272 [ 3906.466356] blk_update_request: I/O error, dev loop0, sector 118221296 [ 4042.077321] blk_update_request: 170 callbacks suppressed [ 4042.077325] blk_update_request: I/O error, dev loop0, sector 160735216 [ 4042.077595] blk_update_request: I/O error, dev loop0, sector 88581488 [ 4042.203353] blk_update_request: I/O error, dev loop0, sector 88581504 [ 4042.203773] blk_update_request: I/O error, dev loop0, sector 88581536 [ 4042.204133] blk_update_request: I/O error, dev loop0, sector 88581544 [ 4042.204341] blk_update_request: I/O error, dev loop0, sector 88581552 [ 4042.204508] blk_update_request: I/O error, dev loop0, sector 88581560 [ 4042.204677] blk_update_request: I/O error, dev loop0, sector 88581568 [ 4042.204846] blk_update_request: I/O error, dev loop0, sector 88581576 [ 4042.205008] blk_update_request: I/O error, dev loop0, sector 88581584
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1526537 Title: blk_update_request: I/O error Status in linux package in Ubuntu: Expired 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 --- ApportVersion: 2.19.3-0ubuntu2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: marcin 3226 F.... pulseaudio CasperVersion: 1.366 DistroRelease: Ubuntu 16.04 LiveMediaBuild: Ubuntu 16.04 LTS "Xenial Xerus" - Alpha amd64 (20151202) MachineType: LENOVO 4291PR5 Package: linux (not installed) ProcEnviron: TERM=xterm-256color PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash ProcFB: 0 inteldrmfb ProcKernelCmdLine: 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 userfullname=MarcinCelebucki username=marcin hostname=hostname iso-scan/filename=/Ubuntu/16.04/xenial-desktop-amd64.iso cdrom-detect/try-usb=true ProcVersionSignature: Ubuntu 4.2.0-19.23-generic 4.2.6 PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: Home directory not accessible: Permission denied No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: linux-restricted-modules-4.2.0-19-generic N/A linux-backports-modules-4.2.0-19-generic N/A linux-firmware 1.154 Tags: xenial UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev' Uname: Linux 4.2.0-19-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: _MarkForUpload: True dmi.bios.date: 05/14/2015 dmi.bios.vendor: LENOVO dmi.bios.version: 8DET70WW (1.40 ) dmi.board.asset.tag: Not Available dmi.board.name: 4291PR5 dmi.board.vendor: LENOVO dmi.board.version: Not Available dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Not Available dmi.modalias: dmi:bvnLENOVO:bvr8DET70WW(1.40):bd05/14/2015:svnLENOVO:pn4291PR5:pvrThinkPadX220:rvnLENOVO:rn4291PR5:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 4291PR5 dmi.product.version: ThinkPad X220 dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1526537/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
