[....] Starting periodic command[ 42.330148][ T26] audit: type=1800 audit(1555613015.009:32): pid=7810 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 47.170323][ T26] kauditd_printk_skb: 2 callbacks suppressed [ 47.170338][ T26] audit: type=1400 audit(1555613019.849:35): avc: denied { map } for pid=7987 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.1.20' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program [ 112.213965][ T26] audit: type=1400 audit(1555613084.889:36): avc: denied { map } for pid=7999 comm="syz-executor723" path="/root/syz-executor723312419" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 112.243061][ T8009] input: syz1 as /devices/virtual/input/input6 [ 112.251465][ T8012] input: syz1 as /devices/virtual/input/input7 executing program [ 112.265537][ T8010] input: syz1 as /devices/virtual/input/input5 [ 112.273932][ T8016] input: syz1 as /devices/virtual/input/input8 [ 112.285555][ T8020] input: syz1 as /devices/virtual/input/input9 [ 112.305733][ T8017] input: syz1 as /devices/virtual/input/input10 executing program executing program executing program [ 112.369055][ T8034] input: syz1 as /devices/virtual/input/input11 [ 112.401128][ T8037] input: syz1 as /devices/virtual/input/input12 executing program [ 112.439486][ T8042] input: syz1 as /devices/virtual/input/input13 executing program executing program [ 112.498988][ T8050] input: syz1 as /devices/virtual/input/input14 [ 112.522720][ T8053] input: syz1 as /devices/virtual/input/input15 executing program [ 112.545097][ T8056] input: syz1 as /devices/virtual/input/input16 executing program executing program [ 112.594559][ T8061] input: syz1 as /devices/virtual/input/input17 [ 112.633346][ T8065] input: syz1 as /devices/virtual/input/input18 executing program executing program [ 112.662721][ T8069] input: syz1 as /devices/virtual/input/input19 [ 112.694671][ T8073] input: syz1 as /devices/virtual/input/input20 executing program [ 112.732693][ T8077] input: syz1 as /devices/virtual/input/input21 executing program [ 112.780178][ T8083] input: syz1 as /devices/virtual/input/input22 executing program executing program [ 112.831361][ T8087] input: syz1 as /devices/virtual/input/input23 [ 112.853345][ T8091] input: syz1 as /devices/virtual/input/input24 executing program executing program [ 112.900052][ T8097] input: syz1 as /devices/virtual/input/input25 [ 112.932978][ T8101] input: syz1 as /devices/virtual/input/input26 executing program executing program [ 112.972478][ T8105] input: syz1 as /devices/virtual/input/input27 [ 113.008936][ T8109] input: syz1 as /devices/virtual/input/input28 executing program [ 113.033250][ T8113] input: syz1 as /devices/virtual/input/input29 [ 113.070057][ T8117] input: syz1 as /devices/virtual/input/input30 executing program executing program executing program [ 113.122475][ T8122] input: syz1 as /devices/virtual/input/input31 [ 113.154676][ T8125] input: syz1 as /devices/virtual/input/input32 executing program executing program [ 113.183197][ T8129] input: syz1 as /devices/virtual/input/input33 [ 113.222116][ T8135] input: syz1 as /devices/virtual/input/input34 executing program [ 113.249553][ T8139] input: syz1 as /devices/virtual/input/input35 executing program [ 113.301119][ T8143] input: syz1 as /devices/virtual/input/input36 executing program [ 113.360902][ T8148] input: syz1 as /devices/virtual/input/input37 executing program [ 113.409404][ T8152] input: syz1 as /devices/virtual/input/input38 executing program [ 113.468767][ T8156] input: syz1 as /devices/virtual/input/input39 executing program [ 113.510637][ T8161] input: syz1 as /devices/virtual/input/input40 executing program [ 113.570803][ T8166] input: syz1 as /devices/virtual/input/input41 executing program executing program [ 113.618822][ T8169] input: syz1 as /devices/virtual/input/input42 [ 113.657424][ T8175] input: syz1 as /devices/virtual/input/input43 executing program executing program [ 113.691437][ T8179] input: syz1 as /devices/virtual/input/input44 [ 113.729146][ T8183] input: syz1 as /devices/virtual/input/input45 executing program executing program [ 113.769539][ T8189] input: syz1 as /devices/virtual/input/input46 [ 113.797500][ T8193] input: syz1 as /devices/virtual/input/input47 executing program executing program [ 113.839139][ T8197] input: syz1 as /devices/virtual/input/input48 [ 113.864329][ T8201] input: syz1 as /devices/virtual/input/input49 executing program executing program [ 113.904162][ T8205] input: syz1 as /devices/virtual/input/input50 [ 113.940489][ T8209] input: syz1 as /devices/virtual/input/input51 executing program executing program [ 113.982348][ T8215] input: syz1 as /devices/virtual/input/input52 [ 114.021350][ T8219] input: syz1 as /devices/virtual/input/input53 executing program [ 114.059610][ T8223] input: syz1 as /devices/virtual/input/input54 executing program executing program [ 114.104469][ T8229] input: syz1 as /devices/virtual/input/input55 [ 114.142475][ T8233] input: syz1 as /devices/virtual/input/input56 executing program [ 114.180142][ T8237] input: syz1 as /devices/virtual/input/input57 executing program executing program [ 114.223453][ T8243] input: syz1 as /devices/virtual/input/input58 [ 114.238954][ T8247] input: syz1 as /devices/virtual/input/input59 executing program executing program [ 114.279124][ T8251] input: syz1 as /devices/virtual/input/input60 [ 114.311089][ T8255] input: syz1 as /devices/virtual/input/input61 executing program [ 114.366347][ T8259] input: syz1 as /devices/virtual/input/input62 [ 114.417115][ T8263] input: syz1 as /devices/virtual/input/input63 executing program executing program executing program executing program [ 114.491327][ T8272] input: syz1 as /devices/virtual/input/input64 [ 114.523045][ T8275] input: syz1 as /devices/virtual/input/input65 executing program executing program [ 114.571656][ T8280] input: syz1 as /devices/virtual/input/input66 [ 114.579355][ T8282] input: syz1 as /devices/virtual/input/input67 [ 114.600130][ T8286] input: syz1 as /devices/virtual/input/input68 executing program [ 114.624393][ T8291] input: syz1 as /devices/virtual/input/input69 [ 114.672427][ T8296] input: syz1 as /devices/virtual/input/input70 executing program executing program executing program [ 114.740714][ T8300] input: syz1 as /devices/virtual/input/input71 [ 114.772824][ T8303] input: syz1 as /devices/virtual/input/input72 executing program [ 114.820190][ T8309] input: syz1 as /devices/virtual/input/input73 [ 114.862957][ T8313] input: syz1 as /devices/virtual/input/input74 executing program executing program [ 114.937636][ T8318] input: syz1 as /devices/virtual/input/input75 executing program executing program [ 114.986008][ T8321] input: syz1 as /devices/virtual/input/input76 [ 115.013434][ T8325] input: syz1 as /devices/virtual/input/input77 executing program executing program [ 115.045197][ T8329] input: syz1 as /devices/virtual/input/input78 [ 115.081737][ T8337] input: syz1 as /devices/virtual/input/input79 executing program [ 115.100098][ T8340] input: syz1 as /devices/virtual/input/input80 executing program executing program [ 115.143414][ T8344] input: syz1 as /devices/virtual/input/input81 [ 115.171373][ T8348] input: syz1 as /devices/virtual/input/input82 executing program [ 115.212020][ T8352] input: syz1 as /devices/virtual/input/input83 [ 115.233665][ T8356] input: syz1 as /devices/virtual/input/input84 executing program executing program executing program [ 115.309331][ T8361] input: syz1 as /devices/virtual/input/input85 [ 115.342150][ T8364] input: syz1 as /devices/virtual/input/input86 executing program [ 115.382823][ T8368] input: syz1 as /devices/virtual/input/input87 executing program executing program [ 115.442203][ T8373] input: syz1 as /devices/virtual/input/input88 [ 115.469448][ T8376] input: syz1 as /devices/virtual/input/input89 executing program executing program [ 115.520406][ T8380] input: syz1 as /devices/virtual/input/input90 [ 115.548002][ T8384] input: syz1 as /devices/virtual/input/input91 executing program [ 115.603351][ T8389] input: syz1 as /devices/virtual/input/input92 executing program [ 115.653417][ T8393] input: syz1 as /devices/virtual/input/input93 executing program [ 115.699189][ T8396] input: syz1 as /devices/virtual/input/input94 executing program [ 115.747256][ T8402] input: syz1 as /devices/virtual/input/input95 executing program [ 115.800960][ T8406] input: syz1 as /devices/virtual/input/input96 executing program [ 115.854490][ T8411] input: syz1 as /devices/virtual/input/input97 executing program [ 115.907413][ T8415] input: syz1 as /devices/virtual/input/input98 executing program executing program [ 115.953118][ T8419] input: syz1 as /devices/virtual/input/input99 [ 115.984699][ T8422] input: syz1 as /devices/virtual/input/input100 executing program executing program [ 116.026029][ T8427] input: syz1 as /devices/virtual/input/input101 [ 116.053279][ T8432] input: syz1 as /devices/virtual/input/input102 executing program [ 116.084391][ T8436] input: syz1 as /devices/virtual/input/input103 executing program [ 116.134911][ T8443] input: syz1 as /devices/virtual/input/input104 [ 116.171304][ T8446] input: syz1 as /devices/virtual/input/input105 executing program executing program [ 116.224204][ T8454] input: syz1 as /devices/virtual/input/input106 executing program [ 116.271554][ T8458] input: syz1 as /devices/virtual/input/input107 executing program [ 116.313649][ T8462] input: syz1 as /devices/virtual/input/input108 executing program executing program [ 116.374363][ T8466] input: syz1 as /devices/virtual/input/input109 [ 116.411441][ T8472] input: syz1 as /devices/virtual/input/input110 executing program executing program [ 116.434393][ T8476] input: syz1 as /devices/virtual/input/input111 [ 116.468791][ T8480] input: syz1 as /devices/virtual/input/input112 executing program [ 116.522754][ T8484] input: syz1 as /devices/virtual/input/input113 executing program executing program [ 116.576514][ T8492] input: syz1 as /devices/virtual/input/input114 [ 116.612910][ T8496] input: syz1 as /devices/virtual/input/input115 executing program executing program [ 116.658400][ T8502] input: syz1 as /devices/virtual/input/input116 [ 116.675492][ T8506] input: syz1 as /devices/virtual/input/input117 executing program [ 116.714326][ T8510] input: syz1 as /devices/virtual/input/input118 executing program executing program [ 116.768459][ T8515] input: syz1 as /devices/virtual/input/input119 [ 116.793495][ T8518] input: syz1 as /devices/virtual/input/input120 executing program executing program [ 116.825238][ T8522] input: syz1 as /devices/virtual/input/input121 [ 116.862607][ T8526] input: syz1 as /devices/virtual/input/input122 executing program [ 116.894615][ T8532] input: syz1 as /devices/virtual/input/input123 executing program executing program [ 116.936088][ T8536] input: syz1 as /devices/virtual/input/input124 [ 116.971918][ T8541] input: syz1 as /devices/virtual/input/input125 executing program executing program [ 117.020089][ T8548] input: syz1 as /devices/virtual/input/input126 [ 117.052602][ T8552] input: syz1 as /devices/virtual/input/input127 executing program [ 117.107247][ T8556] input: syz1 as /devices/virtual/input/input128 executing program executing program [ 117.157720][ T8562] input: syz1 as /devices/virtual/input/input129 [ 117.182804][ T8566] input: syz1 as /devices/virtual/input/input130 executing program [ 117.223180][ T8570] input: syz1 as /devices/virtual/input/input131 executing program [ 117.287229][ T8576] input: syz1 as /devices/virtual/input/input132 executing program executing program [ 117.334994][ T8581] input: syz1 as /devices/virtual/input/input133 [ 117.367714][ T8584] input: syz1 as /devices/virtual/input/input134 executing program [ 117.393866][ T8588] input: syz1 as /devices/virtual/input/input135 executing program executing program [ 117.434505][ T8595] input: syz1 as /devices/virtual/input/input136 [ 117.472643][ T8601] input: syz1 as /devices/virtual/input/input137 executing program [ 117.500599][ T8606] input: syz1 as /devices/virtual/input/input138 executing program executing program [ 117.548896][ T8613] input: syz1 as /devices/virtual/input/input139 [ 117.583535][ T8616] input: syz1 as /devices/virtual/input/input140 executing program [ 117.630775][ T8620] input: syz1 as /devices/virtual/input/input141 executing program [ 117.672669][ T8626] input: syz1 as /devices/virtual/input/input142 executing program [ 117.731122][ T8631] input: syz1 as /devices/virtual/input/input143 executing program [ 117.781242][ T8634] input: syz1 as /devices/virtual/input/input144 executing program executing program [ 117.830459][ T8640] input: syz1 as /devices/virtual/input/input145 [ 117.863922][ T8644] input: syz1 as /devices/virtual/input/input146 executing program executing program [ 117.899152][ T8648] input: syz1 as /devices/virtual/input/input147 [ 117.933566][ T8652] input: syz1 as /devices/virtual/input/input148 executing program [ 117.962865][ T8656] input: syz1 as /devices/virtual/input/input149 executing program [ 118.020287][ T8661] input: syz1 as /devices/virtual/input/input150 executing program [ 118.071425][ T8664] input: syz1 as /devices/virtual/input/input151 executing program executing program [ 118.121227][ T8668] input: syz1 as /devices/virtual/input/input152 [ 118.159849][ T8672] input: syz1 as /devices/virtual/input/input153 executing program executing program [ 118.204576][ T8678] input: syz1 as /devices/virtual/input/input154 [ 118.244669][ T8683] input: syz1 as /devices/virtual/input/input155 executing program [ 118.284625][ T8686] input: syz1 as /devices/virtual/input/input156 [ 118.316545][ T8691] input: syz1 as /devices/virtual/input/input157 executing program executing program executing program [ 118.370599][ T8697] input: syz1 as /devices/virtual/input/input158 [ 118.401480][ T8700] input: syz1 as /devices/virtual/input/input159 executing program executing program [ 118.435247][ T8706] input: syz1 as /devices/virtual/input/input160 [ 118.470011][ T8710] input: syz1 as /devices/virtual/input/input161 executing program [ 118.500653][ T8714] input: syz1 as /devices/virtual/input/input162 executing program executing program [ 118.556819][ T8719] input: syz1 as /devices/virtual/input/input163 [ 118.592910][ T8722] input: syz1 as /devices/virtual/input/input164 executing program [ 118.640822][ T8726] input: syz1 as /devices/virtual/input/input165 executing program executing program [ 118.683063][ T8732] input: syz1 as /devices/virtual/input/input166 [ 118.702979][ T8737] input: syz1 as /devices/virtual/input/input167 executing program [ 118.744020][ T8742] input: syz1 as /devices/virtual/input/input168 executing program executing program [ 118.793903][ T8747] input: syz1 as /devices/virtual/input/input169 [ 118.822876][ T8750] input: syz1 as /devices/virtual/input/input170 executing program executing program [ 118.873229][ T8755] input: syz1 as /devices/virtual/input/input171 [ 118.913314][ T8758] input: syz1 as /devices/virtual/input/input172 executing program [ 118.960666][ T8764] input: syz1 as /devices/virtual/input/input173 executing program [ 119.013194][ T8768] input: syz1 as /devices/virtual/input/input174 executing program [ 119.069542][ T8773] input: syz1 as /devices/virtual/input/input175 executing program executing program [ 119.133764][ T8778] input: syz1 as /devices/virtual/input/input176 [ 119.172075][ T8782] input: syz1 as /devices/virtual/input/input177 executing program executing program [ 119.210446][ T8786] input: syz1 as /devices/virtual/input/input178 [ 119.246252][ T8792] input: syz1 as /devices/virtual/input/input179 executing program [ 119.273816][ T8796] input: syz1 as /devices/virtual/input/input180 [ 119.309269][ T8800] input: syz1 as /devices/virtual/input/input181 executing program executing program [ 119.358957][ T8805] input: syz1 as /devices/virtual/input/input182 executing program [ 119.400545][ T8808] input: syz1 as /devices/virtual/input/input183 executing program executing program [ 119.451830][ T8812] input: syz1 as /devices/virtual/input/input184 [ 119.483479][ T8816] input: syz1 as /devices/virtual/input/input185 executing program [ 119.530011][ T8820] input: syz1 as /devices/virtual/input/input186 executing program [ 119.582563][ T8826] input: syz1 as /devices/virtual/input/input187 executing program [ 119.631084][ T8830] input: syz1 as /devices/virtual/input/input188 executing program [ 119.680138][ T8834] input: syz1 as /devices/virtual/input/input189 [ 119.719824][ T8838] input: syz1 as /devices/virtual/input/input190 executing program executing program executing program [ 119.770679][ T8844] input: syz1 as /devices/virtual/input/input191 [ 119.792665][ T8848] input: syz1 as /devices/virtual/input/input192 executing program [ 119.819110][ T8852] input: syz1 as /devices/virtual/input/input193 executing program [ 119.851892][ T8857] input: syz1 as /devices/virtual/input/input194 [ 119.888329][ T8862] input: syz1 as /devices/virtual/input/input195 executing program executing program executing program [ 119.952356][ T8867] input: syz1 as /devices/virtual/input/input196 [ 119.973531][ T8870] input: syz1 as /devices/virtual/input/input197 executing program [ 120.019649][ T8874] input: syz1 as /devices/virtual/input/input198 executing program [ 120.070028][ T8878] input: syz1 as /devices/virtual/input/input199 executing program executing program [ 120.112448][ T8882] input: syz1 as /devices/virtual/input/input200 [ 120.152337][ T8886] input: syz1 as /devices/virtual/input/input201 executing program executing program [ 120.189754][ T8890] input: syz1 as /devices/virtual/input/input202 [ 120.223884][ T8894] input: syz1 as /devices/virtual/input/input203 executing program executing program [ 120.256228][ T8899] input: syz1 as /devices/virtual/input/input204 [ 120.293324][ T8906] input: syz1 as /devices/virtual/input/input205 executing program [ 120.330229][ T8910] input: syz1 as /devices/virtual/input/input206 executing program [ 120.372648][ T8914] input: syz1 as /devices/virtual/input/input207 executing program [ 120.421145][ T8918] input: syz1 as /devices/virtual/input/input208 executing program executing program executing program [ 120.489830][ T8922] input: syz1 as /devices/virtual/input/input209 [ 120.514321][ T8925] input: syz1 as /devices/virtual/input/input210 [ 120.532425][ T8928] input: syz1 as /devices/virtual/input/input211 executing program [ 120.569550][ T8933] input: syz1 as /devices/virtual/input/input212 executing program [ 120.612222][ T8937] input: syz1 as /devices/virtual/input/input213 executing program [ 120.669482][ T8944] input: syz1 as /devices/virtual/input/input214 executing program executing program [ 120.711206][ T8947] input: syz1 as /devices/virtual/input/input215 [ 120.732977][ T8951] input: syz1 as /devices/virtual/input/input216 executing program [ 120.783576][ T8958] input: syz1 as /devices/virtual/input/input217 executing program [ 120.853028][ T8966] input: syz1 as /devices/virtual/input/input218 executing program [ 120.905433][ T8970] input: syz1 as /devices/virtual/input/input219 executing program executing program [ 120.956419][ T8975] input: syz1 as /devices/virtual/input/input220 [ 120.984526][ T8979] input: syz1 as /devices/virtual/input/input221 executing program executing program [ 121.030183][ T8983] input: syz1 as /devices/virtual/input/input222 [ 121.054395][ T8987] input: syz1 as /devices/virtual/input/input223 executing program [ 121.088611][ T8993] input: syz1 as /devices/virtual/input/input224 executing program executing program [ 121.131832][ T8997] input: syz1 as /devices/virtual/input/input225 [ 121.154074][ T9001] input: syz1 as /devices/virtual/input/input226 [ 121.169601][ T9004] input: syz1 as /devices/virtual/input/input227 executing program executing program executing program [ 121.254506][ T9015] input: syz1 as /devices/virtual/input/input228 [ 121.275484][ T9019] input: syz1 as /devices/virtual/input/input229 executing program executing program [ 121.315134][ T9024] input: syz1 as /devices/virtual/input/input230 [ 121.341283][ T9030] input: syz1 as /devices/virtual/input/input231 [ 121.385132][ T9038] input: syz1 as /devices/virtual/input/input232 executing program executing program executing program [ 121.462532][ T9042] input: syz1 as /devices/virtual/input/input233 [ 121.493124][ T9045] input: syz1 as /devices/virtual/input/input234 executing program [ 121.532586][ T9049] input: syz1 as /devices/virtual/input/input235 executing program [ 121.582676][ T9054] input: syz1 as /devices/virtual/input/input236 [ 121.625812][ T9057] input: syz1 as /devices/virtual/input/input237 executing program executing program executing program [ 121.704052][ T9066] input: syz1 as /devices/virtual/input/input238 [ 121.729236][ T9069] input: syz1 as /devices/virtual/input/input239 executing program executing program [ 121.753491][ T9073] input: syz1 as /devices/virtual/input/input240 [ 121.789953][ T9077] input: syz1 as /devices/virtual/input/input241 executing program executing program [ 121.824897][ T9083] input: syz1 as /devices/virtual/input/input242 [ 121.845775][ T9087] input: syz1 as /devices/virtual/input/input243 executing program [ 121.894034][ T9091] input: syz1 as /devices/virtual/input/input244 [ 121.908995][ T9095] input: syz1 as /devices/virtual/input/input245 executing program executing program executing program [ 121.970512][ T9099] input: syz1 as /devices/virtual/input/input246 [ 122.003009][ T9102] input: syz1 as /devices/virtual/input/input247 executing program executing program [ 122.037833][ T9108] input: syz1 as /devices/virtual/input/input248 [ 122.072980][ T9112] input: syz1 as /devices/virtual/input/input249 executing program [ 122.112989][ T9116] input: syz1 as /devices/virtual/input/input250 executing program [ 122.155069][ T9120] input: syz1 as /devices/virtual/input/input251 [ 122.193224][ T9124] input: syz1 as /devices/virtual/input/input252 executing program executing program [ 122.247801][ T9129] input: syz1 as /devices/virtual/input/input253 executing program executing program [ 122.295139][ T9135] input: syz1 as /devices/virtual/input/input254 [ 122.334172][ T9138] input: syz1 as /devices/virtual/input/input255 executing program [ 122.378036][ T9142] input: syz1 as /devices/virtual/input/input256 executing program [ 122.430870][ T9148] input: syz1 as /devices/virtual/input/input257 executing program executing program [ 122.480328][ T9152] input: syz1 as /devices/virtual/input/input258 [ 122.511860][ T9156] input: syz1 as /devices/virtual/input/input259 executing program [ 122.550819][ T9162] input: syz1 as /devices/virtual/input/input260 executing program [ 122.604118][ T9166] input: syz1 as /devices/virtual/input/input261 executing program executing program [ 122.662570][ T9172] input: syz1 as /devices/virtual/input/input262 [ 122.692893][ T9176] input: syz1 as /devices/virtual/input/input263 executing program executing program [ 122.743573][ T9180] input: syz1 as /devices/virtual/input/input264 [ 122.777211][ T9184] input: syz1 as /devices/virtual/input/input265 executing program [ 122.802916][ T9187] input: syz1 as /devices/virtual/input/input266 executing program [ 122.844662][ T9191] input: syz1 as /devices/virtual/input/input267 executing program [ 122.894102][ T9195] input: syz1 as /devices/virtual/input/input268 [ 122.925167][ T9201] input: syz1 as /devices/virtual/input/input269 executing program executing program executing program [ 122.985115][ T9208] input: syz1 as /devices/virtual/input/input270 [ 123.004124][ T9211] input: syz1 as /devices/virtual/input/input271 executing program executing program [ 123.047783][ T9214] input: syz1 as /devices/virtual/input/input272 [ 123.083535][ T9220] input: syz1 as /devices/virtual/input/input273 executing program executing program [ 123.129880][ T9226] input: syz1 as /devices/virtual/input/input274 [ 123.163833][ T9230] input: syz1 as /devices/virtual/input/input275 executing program [ 123.196046][ T9234] input: syz1 as /devices/virtual/input/input276 [ 123.235835][ T9238] input: syz1 as /devices/virtual/input/input277 [ 123.243249][ T9239] ------------[ cut here ]------------ [ 123.248978][ T9239] refcount_t: increment on 0; use-after-free. [ 123.255383][ T9239] WARNING: CPU: 0 PID: 9239 at lib/refcount.c:156 refcount_inc_checked+0x61/0x70 [ 123.264484][ T9239] Kernel panic - not syncing: panic_on_warn set ... [ 123.271066][ T9239] CPU: 0 PID: 9239 Comm: syz-executor723 Not tainted 5.1.0-rc5+ #73 [ 123.279034][ T9239] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.289090][ T9239] Call Trace: [ 123.292392][ T9239] dump_stack+0x172/0x1f0 [ 123.296730][ T9239] ? refcount_inc_not_zero_checked+0x190/0x200 [ 123.302881][ T9239] panic+0x2cb/0x65c [ 123.306775][ T9239] ? __warn_printk+0xf3/0xf3 [ 123.311363][ T9239] ? refcount_inc_checked+0x61/0x70 [ 123.316557][ T9239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 123.322797][ T9239] ? __warn.cold+0x5/0x45 [ 123.327125][ T9239] ? __warn+0xe8/0x1d0 [ 123.331194][ T9239] ? refcount_inc_checked+0x61/0x70 [ 123.336395][ T9239] __warn.cold+0x20/0x45 [ 123.340658][ T9239] ? refcount_inc_checked+0x61/0x70 [ 123.345873][ T9239] report_bug+0x263/0x2b0 [ 123.350226][ T9239] do_error_trap+0x11b/0x200 [ 123.354821][ T9239] do_invalid_op+0x37/0x50 [ 123.359231][ T9239] ? refcount_inc_checked+0x61/0x70 [ 123.364427][ T9239] invalid_op+0x14/0x20 [ 123.368597][ T9239] RIP: 0010:refcount_inc_checked+0x61/0x70 [ 123.374401][ T9239] Code: 1d b7 47 2a 06 31 ff 89 de e8 3b 50 40 fe 84 db 75 dd e8 f2 4e 40 fe 48 c7 c7 20 78 a1 87 c6 05 97 47 2a 06 01 e8 dd fc 12 fe <0f> 0b eb c1 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 41 57 41 [ 123.393999][ T9239] RSP: 0018:ffff88809f2378b8 EFLAGS: 00010282 [ 123.400057][ T9239] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 123.408023][ T9239] RDX: 0000000000000000 RSI: ffffffff815afcb6 RDI: ffffed1013e46f09 [ 123.416012][ T9239] RBP: ffff88809f2378c8 R08: ffff888097ec2640 R09: ffff888097ec2ee0 [ 123.424072][ T9239] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880a03cd978 [ 123.432063][ T9239] R13: 0000000000000000 R14: ffff88808fadd580 R15: ffff888096bec478 [ 123.440060][ T9239] ? vprintk_func+0x86/0x189 [ 123.444650][ T9239] ? refcount_inc_checked+0x61/0x70 [ 123.449857][ T9239] kobject_get+0x66/0xc0 [ 123.454098][ T9239] cdev_get+0x60/0xb0 [ 123.458078][ T9239] chrdev_open+0xb0/0x6b0 [ 123.462406][ T9239] ? cdev_put.part.0+0x50/0x50 [ 123.467189][ T9239] ? security_file_open+0x8d/0x300 [ 123.472304][ T9239] do_dentry_open+0x4e2/0x1250 [ 123.477064][ T9239] ? kasan_check_read+0x11/0x20 [ 123.481911][ T9239] ? cdev_put.part.0+0x50/0x50 [ 123.486673][ T9239] ? chown_common+0x5c0/0x5c0 [ 123.491362][ T9239] ? inode_permission+0xb4/0x570 [ 123.496300][ T9239] vfs_open+0xa0/0xd0 [ 123.500277][ T9239] path_openat+0x10e9/0x46e0 [ 123.504867][ T9239] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 123.510666][ T9239] ? kasan_slab_alloc+0xf/0x20 [ 123.515435][ T9239] ? kmem_cache_alloc+0x11a/0x6f0 [ 123.520453][ T9239] ? getname_flags+0xd6/0x5b0 [ 123.525124][ T9239] ? getname+0x1a/0x20 [ 123.529186][ T9239] ? do_sys_open+0x2c9/0x5d0 [ 123.533819][ T9239] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 123.539197][ T9239] ? __alloc_fd+0x44d/0x560 [ 123.543710][ T9239] do_filp_open+0x1a1/0x280 [ 123.548213][ T9239] ? may_open_dev+0x100/0x100 [ 123.552903][ T9239] ? kasan_check_read+0x11/0x20 [ 123.557752][ T9239] ? do_raw_spin_unlock+0x57/0x270 [ 123.562858][ T9239] ? _raw_spin_unlock+0x2d/0x50 [ 123.567723][ T9239] ? __alloc_fd+0x44d/0x560 [ 123.572242][ T9239] do_sys_open+0x3fe/0x5d0 [ 123.576662][ T9239] ? filp_open+0x80/0x80 [ 123.580919][ T9239] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 123.586392][ T9239] ? do_syscall_64+0x26/0x610 [ 123.591080][ T9239] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.597146][ T9239] ? do_syscall_64+0x26/0x610 [ 123.601825][ T9239] __x64_sys_open+0x7e/0xc0 [ 123.606330][ T9239] do_syscall_64+0x103/0x610 [ 123.610920][ T9239] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.616807][ T9239] RIP: 0033:0x405811 [ 123.620711][ T9239] Code: 75 14 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 a4 18 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 123.640336][ T9239] RSP: 002b:00007efc7a6a9960 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 123.648753][ T9239] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000405811 [ 123.656725][ T9239] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007efc7a6a9970 [ 123.664724][ T9239] RBP: 6666666666666667 R08: 000000000000000f R09: 00007efc7a6aa700 [ 123.672702][ T9239] R10: 00007efc7a6aa9d0 R11: 0000000000000293 R12: 00000000006dbc3c [ 123.680698][ T9239] R13: 0000000000000000 R14: 0000000000000000 R15: 00000000317a7973 [ 123.689610][ T9239] Kernel Offset: disabled [ 123.693988][ T9239] Rebooting in 86400 seconds..