[  341.991068] mmc0: cannot verify signal voltage switch
[  342.100946] mmc0: new ultra high speed SDR104 SDHC card at address aaaa
[  342.101599] mmcblk0: mmc0:aaaa SE32G 28.8 GiB 
[  342.118112] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  342.320015] mmc0: cannot verify signal voltage switch
[  342.425723] mmc0: tried to reset card
[  342.441817]  mmcblk0: p1
[  342.459402] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  342.660153] mmc0: cannot verify signal voltage switch
[  342.766843] mmc0: tried to reset card
[  342.782871] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  342.782883] blk_update_request: I/O error, dev mmcblk0, sector 0
[  342.783651] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  342.783655] blk_update_request: I/O error, dev mmcblk0, sector 0
[  342.783660] Buffer I/O error on dev mmcblk0, logical block 0, async page read
[  342.819624] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  343.021312] mmc0: cannot verify signal voltage switch
[  343.127898] mmc0: tried to reset card
[  343.150993] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  343.151052] blk_update_request: I/O error, dev mmcblk0, sector 1933824
[  343.151059] blk_update_request: I/O error, dev mmcblk0, sector 1933832
[  343.151063] blk_update_request: I/O error, dev mmcblk0, sector 1933840
[  343.151067] blk_update_request: I/O error, dev mmcblk0, sector 1933848
[  343.151071] blk_update_request: I/O error, dev mmcblk0, sector 1933856
[  343.151074] blk_update_request: I/O error, dev mmcblk0, sector 1933864
[  343.151078] blk_update_request: I/O error, dev mmcblk0, sector 1933872
[  343.151082] blk_update_request: I/O error, dev mmcblk0, sector 1933880
[  343.151603] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  343.151612] Buffer I/O error on dev mmcblk0p1, logical block 512, async page read
[  343.151618] Buffer I/O error on dev mmcblk0p1, logical block 513, async page read
[  343.151622] Buffer I/O error on dev mmcblk0p1, logical block 514, async page read
[  343.151625] Buffer I/O error on dev mmcblk0p1, logical block 515, async page read
[  368.440711] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  368.642137] mmc0: cannot verify signal voltage switch
[  368.748874] mmc0: tried to reset card
[  368.773232] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  368.975166] mmc0: cannot verify signal voltage switch
[  369.081739] mmc0: tried to reset card
[  369.104706] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  369.104720] blk_update_request: I/O error, dev mmcblk0, sector 1933368
[  369.106715] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  369.308993] mmc0: cannot verify signal voltage switch
[  369.414896] mmc0: tried to reset card
[  369.438496] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  369.438540] blk_update_request: I/O error, dev mmcblk0, sector 1933440
[  369.438546] blk_update_request: I/O error, dev mmcblk0, sector 1933448
[  369.438549] blk_update_request: I/O error, dev mmcblk0, sector 1933456
[  369.438553] blk_update_request: I/O error, dev mmcblk0, sector 1933464
[  369.438556] blk_update_request: I/O error, dev mmcblk0, sector 1933472
[  369.438559] blk_update_request: I/O error, dev mmcblk0, sector 1933480
[  369.438563] blk_update_request: I/O error, dev mmcblk0, sector 1933488
[  369.438566] blk_update_request: I/O error, dev mmcblk0, sector 1933496
[  369.438569] blk_update_request: I/O error, dev mmcblk0, sector 1933504
[  369.439050] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  369.439536] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  369.440467] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  369.641070] mmc0: cannot verify signal voltage switch
[  369.747217] mmc0: tried to reset card
[  369.771889] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  369.972961] mmc0: cannot verify signal voltage switch
[  370.078314] mmc0: tried to reset card
[  370.101384] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  370.101414] Buffer I/O error on dev mmcblk0p1, logical block 48, async page read
[  370.101426] Buffer I/O error on dev mmcblk0p1, logical block 49, async page read
[  370.101430] Buffer I/O error on dev mmcblk0p1, logical block 50, async page read
[  370.101434] Buffer I/O error on dev mmcblk0p1, logical block 51, async page read
[  370.101438] Buffer I/O error on dev mmcblk0p1, logical block 52, async page read
[  370.101442] Buffer I/O error on dev mmcblk0p1, logical block 53, async page read
[  370.101446] Buffer I/O error on dev mmcblk0p1, logical block 54, async page read
[  370.101449] Buffer I/O error on dev mmcblk0p1, logical block 55, async page read
[  370.102359] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  370.102374] Buffer I/O error on dev mmcblk0p1, logical block 128, async page read
[  370.102386] Buffer I/O error on dev mmcblk0p1, logical block 129, async page read
[  395.692802] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  395.893879] mmc0: cannot verify signal voltage switch
[  396.000872] mmc0: tried to reset card
[  396.024081] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  396.024098] blk_update_request: I/O error, dev mmcblk0, sector 2069376
[  396.024104] blk_update_request: I/O error, dev mmcblk0, sector 2069384
[  396.024107] blk_update_request: I/O error, dev mmcblk0, sector 2069392
[  396.024111] blk_update_request: I/O error, dev mmcblk0, sector 2069400
[  396.024114] blk_update_request: I/O error, dev mmcblk0, sector 2069408
[  396.024118] blk_update_request: I/O error, dev mmcblk0, sector 2069416
[  396.024121] blk_update_request: I/O error, dev mmcblk0, sector 2069424
[  396.024124] blk_update_request: I/O error, dev mmcblk0, sector 2069432
[  396.024127] blk_update_request: I/O error, dev mmcblk0, sector 2069440
[  396.024130] blk_update_request: I/O error, dev mmcblk0, sector 2069448
[  396.031363] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  396.233147] mmc0: cannot verify signal voltage switch
[  396.339664] mmc0: tried to reset card
[  396.356895] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  396.365966] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  396.567910] mmc0: cannot verify signal voltage switch
[  396.674488] mmc0: tried to reset card
[  396.697453] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[  396.760474] mmcblk0: unknown error -22 sending read/write command, card status 0x900
[ 3950.357493] mmc0: card aaaa removed