[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 78.034793][ T26] audit: type=1800 audit(1577488578.478:25): pid=8924 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 78.054618][ T26] audit: type=1800 audit(1577488578.478:26): pid=8924 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 78.092585][ T26] audit: type=1800 audit(1577488578.488:27): pid=8924 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.235' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 274.273287][ T7] attempt to access beyond end of device [ 274.279143][ T7] loop0: rw=1, want=707, limit=624 executing program [ 274.388118][ T7] attempt to access beyond end of device [ 274.394129][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 274.500592][ T7] attempt to access beyond end of device [ 274.506647][ T7] loop0: rw=1, want=707, limit=624 [ 274.585206][ T7] attempt to access beyond end of device [ 274.590867][ T7] loop0: rw=1, want=707, limit=624 executing program [ 274.690475][ T7] attempt to access beyond end of device [ 274.696267][ T7] loop0: rw=1, want=707, limit=624 executing program [ 274.785640][ T7] attempt to access beyond end of device [ 274.791508][ T7] loop0: rw=1, want=707, limit=624 executing program [ 274.912995][ T21] attempt to access beyond end of device [ 274.918679][ T21] loop0: rw=1, want=707, limit=624 executing program [ 275.017959][ T7] attempt to access beyond end of device [ 275.023700][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 275.128277][ T7] attempt to access beyond end of device [ 275.134925][ T7] loop0: rw=1, want=707, limit=624 [ 275.205580][ T7] attempt to access beyond end of device [ 275.211229][ T7] loop0: rw=1, want=707, limit=624 executing program [ 275.308753][ T7] attempt to access beyond end of device [ 275.314531][ T7] loop0: rw=1, want=707, limit=624 executing program [ 275.418936][ T21] attempt to access beyond end of device [ 275.424905][ T21] loop0: rw=1, want=707, limit=624 executing program [ 275.516924][ T21] attempt to access beyond end of device [ 275.522679][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 275.627858][ T7] attempt to access beyond end of device [ 275.633812][ T7] loop0: rw=1, want=707, limit=624 [ 275.703735][ T7] attempt to access beyond end of device [ 275.709532][ T7] loop0: rw=1, want=707, limit=624 executing program [ 275.796015][ T7] attempt to access beyond end of device [ 275.802174][ T7] loop0: rw=1, want=707, limit=624 executing program [ 275.896691][ T7] attempt to access beyond end of device [ 275.902566][ T7] loop0: rw=1, want=707, limit=624 executing program [ 275.986519][ T7] attempt to access beyond end of device [ 275.992709][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 276.098417][ T7] attempt to access beyond end of device [ 276.104170][ T7] loop0: rw=1, want=707, limit=624 [ 276.189861][ T7] attempt to access beyond end of device [ 276.195735][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 276.287943][ T7] attempt to access beyond end of device [ 276.293701][ T7] loop0: rw=1, want=707, limit=624 executing program [ 276.377894][ T7] attempt to access beyond end of device [ 276.383642][ T7] loop0: rw=1, want=707, limit=624 [ 276.467445][ T7] attempt to access beyond end of device [ 276.473606][ T7] loop0: rw=1, want=707, limit=624 executing program [ 276.581005][ T7] attempt to access beyond end of device [ 276.587288][ T7] loop0: rw=1, want=707, limit=624 executing program [ 276.691544][ T7] attempt to access beyond end of device [ 276.702392][ T7] loop0: rw=1, want=707, limit=624 executing program [ 276.785996][ T7] attempt to access beyond end of device [ 276.791891][ T7] loop0: rw=1, want=707, limit=624 executing program [ 276.887027][ T21] attempt to access beyond end of device [ 276.892777][ T21] loop0: rw=1, want=707, limit=624 executing program [ 276.998234][ T7] attempt to access beyond end of device [ 277.003983][ T7] loop0: rw=1, want=707, limit=624 executing program [ 277.109512][ T7] attempt to access beyond end of device [ 277.115513][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 277.209180][ T7] attempt to access beyond end of device [ 277.215203][ T7] loop0: rw=1, want=707, limit=624 executing program [ 277.286902][ T21] attempt to access beyond end of device [ 277.292658][ T21] loop0: rw=1, want=707, limit=624 [ 277.379080][ T21] attempt to access beyond end of device [ 277.384830][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 277.478132][ T21] attempt to access beyond end of device [ 277.485157][ T21] loop0: rw=1, want=707, limit=624 executing program [ 277.574140][ T21] attempt to access beyond end of device [ 277.579995][ T21] loop0: rw=1, want=707, limit=624 executing program [ 277.658136][ T7] attempt to access beyond end of device [ 277.664139][ T7] loop0: rw=1, want=707, limit=624 executing program [ 277.737875][ T7] attempt to access beyond end of device [ 277.743652][ T7] loop0: rw=1, want=707, limit=624 [ 277.829195][ T7] attempt to access beyond end of device [ 277.834948][ T7] loop0: rw=1, want=707, limit=624 executing program [ 277.934638][ T7] attempt to access beyond end of device [ 277.940293][ T7] loop0: rw=1, want=707, limit=624 executing program [ 278.028448][ T7] attempt to access beyond end of device [ 278.034563][ T7] loop0: rw=1, want=707, limit=624 executing program [ 278.128008][ T7] attempt to access beyond end of device [ 278.134919][ T7] loop0: rw=1, want=707, limit=624 executing program [ 278.242357][ T7] attempt to access beyond end of device [ 278.248035][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 278.355284][ T7] attempt to access beyond end of device [ 278.360962][ T7] loop0: rw=1, want=707, limit=624 executing program [ 278.427706][ T7] attempt to access beyond end of device [ 278.433753][ T7] loop0: rw=1, want=707, limit=624 [ 278.508793][ T7] attempt to access beyond end of device [ 278.514554][ T7] loop0: rw=1, want=707, limit=624 executing program [ 278.618236][ T21] attempt to access beyond end of device [ 278.624401][ T21] loop0: rw=1, want=707, limit=624 executing program [ 278.718824][ T21] attempt to access beyond end of device [ 278.728630][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 278.847461][ T107] attempt to access beyond end of device [ 278.853599][ T107] loop0: rw=1, want=707, limit=624 [ 278.941570][ T7] attempt to access beyond end of device [ 278.947356][ T7] loop0: rw=1, want=707, limit=624 executing program [ 279.050180][ T7] attempt to access beyond end of device [ 279.056299][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 279.151011][ T7] attempt to access beyond end of device [ 279.156980][ T7] loop0: rw=1, want=707, limit=624 [ 279.241030][ T7] attempt to access beyond end of device [ 279.247093][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 279.348621][ T7] attempt to access beyond end of device [ 279.354736][ T7] loop0: rw=1, want=707, limit=624 [ 279.429624][ T107] attempt to access beyond end of device [ 279.435610][ T107] loop0: rw=1, want=707, limit=624 executing program [ 279.558491][ T107] attempt to access beyond end of device [ 279.568912][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 279.671449][ T7] attempt to access beyond end of device [ 279.677593][ T7] loop0: rw=1, want=707, limit=624 executing program [ 279.761518][ T7] attempt to access beyond end of device [ 279.767541][ T7] loop0: rw=1, want=707, limit=624 executing program [ 279.852668][ T107] attempt to access beyond end of device [ 279.858358][ T107] loop0: rw=1, want=707, limit=624 [ 279.940161][ T107] attempt to access beyond end of device [ 279.946260][ T107] loop0: rw=1, want=707, limit=624 executing program [ 280.042766][ T107] attempt to access beyond end of device [ 280.048449][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 280.141422][ T107] attempt to access beyond end of device [ 280.147757][ T107] loop0: rw=1, want=707, limit=624 executing program [ 280.222052][ T107] attempt to access beyond end of device [ 280.227728][ T107] loop0: rw=1, want=707, limit=624 [ 280.313056][ T107] attempt to access beyond end of device [ 280.318724][ T107] loop0: rw=1, want=707, limit=624 executing program [ 280.424876][ T7] attempt to access beyond end of device [ 280.430521][ T7] loop0: rw=1, want=707, limit=624 executing program [ 280.541245][ T107] attempt to access beyond end of device [ 280.547160][ T107] loop0: rw=1, want=707, limit=624 executing program [ 280.646291][ T107] attempt to access beyond end of device [ 280.652184][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 280.752623][ T107] attempt to access beyond end of device [ 280.758302][ T107] loop0: rw=1, want=707, limit=624 executing program [ 280.832029][ T107] attempt to access beyond end of device [ 280.837680][ T107] loop0: rw=1, want=707, limit=624 [ 280.919255][ T7] attempt to access beyond end of device [ 280.925039][ T7] loop0: rw=1, want=707, limit=624 executing program [ 281.042039][ T107] attempt to access beyond end of device [ 281.047699][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 281.142955][ T7] attempt to access beyond end of device [ 281.148681][ T7] loop0: rw=1, want=707, limit=624 [ 281.232147][ T7] attempt to access beyond end of device [ 281.238254][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 281.340290][ T7] attempt to access beyond end of device [ 281.346054][ T7] loop0: rw=1, want=707, limit=624 executing program [ 281.411200][ T107] attempt to access beyond end of device [ 281.417250][ T107] loop0: rw=1, want=707, limit=624 executing program [ 281.488555][ T107] attempt to access beyond end of device [ 281.494450][ T107] loop0: rw=1, want=707, limit=624 executing program [ 281.581990][ T107] attempt to access beyond end of device [ 281.587681][ T107] loop0: rw=1, want=707, limit=624 [ 281.658853][ T107] attempt to access beyond end of device [ 281.664596][ T107] loop0: rw=1, want=707, limit=624 executing program [ 281.783784][ T7] attempt to access beyond end of device [ 281.789478][ T7] loop0: rw=1, want=707, limit=624 executing program [ 281.878635][ T7] attempt to access beyond end of device [ 281.884913][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 281.989980][ T7] attempt to access beyond end of device [ 281.996141][ T7] loop0: rw=1, want=707, limit=624 [ 282.075551][ T7] attempt to access beyond end of device [ 282.081229][ T7] loop0: rw=1, want=707, limit=624 executing program [ 282.189456][ T7] attempt to access beyond end of device [ 282.195532][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 282.319119][ T7] attempt to access beyond end of device [ 282.324882][ T7] loop0: rw=1, want=707, limit=624 [ 282.413374][ T7] attempt to access beyond end of device [ 282.419025][ T7] loop0: rw=1, want=707, limit=624 executing program [ 282.513574][ T7] attempt to access beyond end of device [ 282.519233][ T7] loop0: rw=1, want=707, limit=624 executing program [ 282.623654][ T7] attempt to access beyond end of device [ 282.629340][ T7] loop0: rw=1, want=707, limit=624 executing program [ 282.720935][ T107] attempt to access beyond end of device [ 282.726923][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 282.820768][ T107] attempt to access beyond end of device [ 282.826514][ T107] loop0: rw=1, want=707, limit=624 executing program [ 282.899480][ T107] attempt to access beyond end of device [ 282.905270][ T107] loop0: rw=1, want=707, limit=624 [ 282.988625][ T7] attempt to access beyond end of device [ 282.998982][ T7] loop0: rw=1, want=707, limit=624 executing program [ 283.110222][ T7] attempt to access beyond end of device [ 283.115997][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 283.208551][ T7] attempt to access beyond end of device [ 283.214318][ T7] loop0: rw=1, want=707, limit=624 [ 283.299624][ T7] attempt to access beyond end of device [ 283.305391][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 283.411432][ T107] attempt to access beyond end of device [ 283.417466][ T107] loop0: rw=1, want=707, limit=624 [ 283.490140][ T7] attempt to access beyond end of device [ 283.496260][ T7] loop0: rw=1, want=707, limit=624 executing program [ 283.589398][ T7] attempt to access beyond end of device [ 283.595125][ T7] loop0: rw=1, want=703, limit=624 executing program executing program [ 283.688701][ T7] attempt to access beyond end of device [ 283.694596][ T7] loop0: rw=1, want=707, limit=624 [ 283.780594][ T7] attempt to access beyond end of device [ 283.786421][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 283.889851][ T7] attempt to access beyond end of device [ 283.896021][ T7] loop0: rw=1, want=707, limit=624 [ 283.978851][ T7] attempt to access beyond end of device [ 283.984988][ T7] loop0: rw=1, want=707, limit=624 executing program [ 284.079898][ T7] attempt to access beyond end of device [ 284.086090][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 284.183386][ T7] attempt to access beyond end of device [ 284.189072][ T7] loop0: rw=1, want=707, limit=624 [ 284.271503][ T107] attempt to access beyond end of device [ 284.277260][ T107] loop0: rw=1, want=707, limit=624 executing program [ 284.369812][ T107] attempt to access beyond end of device [ 284.375570][ T107] loop0: rw=1, want=707, limit=624 executing program [ 284.478842][ T107] attempt to access beyond end of device [ 284.489071][ T107] loop0: rw=1, want=707, limit=624 executing program [ 284.597110][ T107] attempt to access beyond end of device [ 284.602865][ T107] loop0: rw=1, want=707, limit=624 executing program [ 284.711967][ T107] attempt to access beyond end of device [ 284.717649][ T107] loop0: rw=1, want=707, limit=624 executing program [ 284.825272][ T107] attempt to access beyond end of device [ 284.830924][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 284.927739][ T107] attempt to access beyond end of device [ 284.933502][ T107] loop0: rw=1, want=707, limit=624 executing program [ 285.024016][ T107] attempt to access beyond end of device [ 285.029698][ T107] loop0: rw=1, want=707, limit=624 [ 285.108961][ T107] attempt to access beyond end of device [ 285.119855][ T107] loop0: rw=1, want=707, limit=624 executing program [ 285.241284][ T7] attempt to access beyond end of device [ 285.247386][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 285.368157][ T107] attempt to access beyond end of device [ 285.374216][ T107] loop0: rw=1, want=707, limit=624 executing program [ 285.450830][ T7] attempt to access beyond end of device [ 285.456578][ T7] loop0: rw=1, want=707, limit=624 executing program [ 285.538046][ T7] attempt to access beyond end of device [ 285.544257][ T7] loop0: rw=1, want=707, limit=624 [ 285.618456][ T107] attempt to access beyond end of device [ 285.624269][ T107] loop0: rw=1, want=707, limit=624 executing program [ 285.720832][ T7] attempt to access beyond end of device [ 285.726583][ T7] loop0: rw=1, want=707, limit=624 executing program [ 285.819687][ T7] attempt to access beyond end of device [ 285.825732][ T7] loop0: rw=1, want=707, limit=624 executing program [ 285.928892][ T7] attempt to access beyond end of device [ 285.935212][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 286.040059][ T107] attempt to access beyond end of device [ 286.046187][ T107] loop0: rw=1, want=707, limit=624 executing program [ 286.119213][ T107] attempt to access beyond end of device [ 286.125296][ T107] loop0: rw=1, want=707, limit=624 executing program [ 286.200326][ T107] attempt to access beyond end of device [ 286.206065][ T107] loop0: rw=1, want=707, limit=624 [ 286.282165][ T107] attempt to access beyond end of device [ 286.287960][ T107] loop0: rw=1, want=707, limit=624 executing program [ 286.388745][ T21] attempt to access beyond end of device [ 286.394663][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 286.491791][ T107] attempt to access beyond end of device [ 286.497477][ T107] loop0: rw=1, want=707, limit=624 [ 286.586017][ T107] attempt to access beyond end of device [ 286.591903][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 286.692024][ T21] attempt to access beyond end of device [ 286.697705][ T21] loop0: rw=1, want=707, limit=624 [ 286.784331][ T21] attempt to access beyond end of device [ 286.790026][ T21] loop0: rw=1, want=707, limit=624 executing program [ 286.889648][ T107] attempt to access beyond end of device [ 286.895394][ T107] loop0: rw=1, want=707, limit=624 executing program [ 286.991064][ T107] attempt to access beyond end of device [ 286.996921][ T107] loop0: rw=1, want=707, limit=624 executing program [ 287.093047][ T107] attempt to access beyond end of device [ 287.098920][ T107] loop0: rw=1, want=707, limit=624 executing program [ 287.188021][ T107] attempt to access beyond end of device [ 287.194393][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 287.298457][ T107] attempt to access beyond end of device [ 287.304363][ T107] loop0: rw=1, want=707, limit=624 executing program [ 287.389114][ T107] attempt to access beyond end of device [ 287.394893][ T107] loop0: rw=1, want=707, limit=624 executing program [ 287.472264][ T107] attempt to access beyond end of device [ 287.478060][ T107] loop0: rw=1, want=707, limit=624 executing program [ 287.550867][ T107] attempt to access beyond end of device [ 287.556901][ T107] loop0: rw=1, want=707, limit=624 [ 287.627431][ T107] attempt to access beyond end of device [ 287.633176][ T107] loop0: rw=1, want=707, limit=624 executing program [ 287.732328][ T107] attempt to access beyond end of device [ 287.738041][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 287.881919][ T21] attempt to access beyond end of device [ 287.887602][ T21] loop0: rw=1, want=707, limit=624 [ 287.973275][ T21] attempt to access beyond end of device [ 287.978997][ T21] loop0: rw=1, want=707, limit=624 executing program [ 288.091154][ T107] attempt to access beyond end of device [ 288.097484][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 288.191155][ T21] attempt to access beyond end of device [ 288.197215][ T21] loop0: rw=1, want=707, limit=624 executing program [ 288.262453][ T21] attempt to access beyond end of device [ 288.268129][ T21] loop0: rw=1, want=707, limit=624 executing program [ 288.324570][ T21] attempt to access beyond end of device [ 288.330216][ T21] loop0: rw=1, want=707, limit=624 [ 288.404461][ T21] attempt to access beyond end of device [ 288.410155][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 288.508814][ T21] attempt to access beyond end of device [ 288.519005][ T21] loop0: rw=1, want=707, limit=624 [ 288.605008][ T107] attempt to access beyond end of device [ 288.610683][ T107] loop0: rw=1, want=707, limit=624 executing program [ 288.729671][ T107] attempt to access beyond end of device [ 288.735619][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 288.841950][ T107] attempt to access beyond end of device [ 288.847672][ T107] loop0: rw=1, want=707, limit=624 executing program [ 288.920661][ T107] attempt to access beyond end of device [ 288.926700][ T107] loop0: rw=1, want=707, limit=624 [ 288.997827][ T107] attempt to access beyond end of device [ 289.004458][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 289.098934][ T21] attempt to access beyond end of device [ 289.104667][ T21] loop0: rw=1, want=707, limit=624 [ 289.184697][ T21] attempt to access beyond end of device [ 289.190373][ T21] loop0: rw=1, want=707, limit=624 executing program [ 289.280440][ T21] attempt to access beyond end of device [ 289.286184][ T21] loop0: rw=1, want=707, limit=624 executing program [ 289.381069][ T21] attempt to access beyond end of device [ 289.387182][ T21] loop0: rw=1, want=707, limit=624 executing program [ 289.478326][ T21] attempt to access beyond end of device [ 289.488676][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 289.590950][ T107] attempt to access beyond end of device [ 289.597079][ T107] loop0: rw=1, want=707, limit=624 [ 289.672833][ T107] attempt to access beyond end of device [ 289.678514][ T107] loop0: rw=1, want=707, limit=624 executing program [ 289.780517][ T21] attempt to access beyond end of device [ 289.786526][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 289.880374][ T21] attempt to access beyond end of device [ 289.886384][ T21] loop0: rw=1, want=707, limit=624 executing program [ 289.961061][ T7] attempt to access beyond end of device [ 289.967059][ T7] loop0: rw=1, want=707, limit=624 executing program [ 290.050880][ T7] attempt to access beyond end of device [ 290.056989][ T7] loop0: rw=1, want=707, limit=624 executing program [ 290.134197][ T7] attempt to access beyond end of device [ 290.139882][ T7] loop0: rw=1, want=707, limit=624 [ 290.225400][ T107] attempt to access beyond end of device [ 290.231056][ T107] loop0: rw=1, want=707, limit=624 executing program [ 290.320633][ T107] attempt to access beyond end of device [ 290.326370][ T107] loop0: rw=1, want=707, limit=624 executing program [ 290.420063][ T107] attempt to access beyond end of device [ 290.426309][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 290.520796][ T107] attempt to access beyond end of device [ 290.526809][ T107] loop0: rw=1, want=707, limit=624 executing program [ 290.604279][ T7] attempt to access beyond end of device [ 290.609968][ T7] loop0: rw=1, want=707, limit=624 executing program [ 290.678577][ T7] attempt to access beyond end of device [ 290.684961][ T7] loop0: rw=1, want=707, limit=624 executing program [ 290.757515][ T7] attempt to access beyond end of device [ 290.763444][ T7] loop0: rw=1, want=707, limit=624 executing program [ 290.852388][ T107] attempt to access beyond end of device [ 290.858073][ T107] loop0: rw=1, want=707, limit=624 executing program [ 290.928667][ T107] attempt to access beyond end of device [ 290.934629][ T107] loop0: rw=1, want=707, limit=624 executing program [ 291.019270][ T7] attempt to access beyond end of device [ 291.025365][ T7] loop0: rw=1, want=707, limit=624 [ 291.101124][ T7] attempt to access beyond end of device [ 291.107160][ T7] loop0: rw=1, want=707, limit=624 executing program [ 291.199136][ T7] attempt to access beyond end of device [ 291.205202][ T7] loop0: rw=1, want=707, limit=624 executing program [ 291.300835][ T7] attempt to access beyond end of device [ 291.306911][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 291.402709][ T7] attempt to access beyond end of device [ 291.408359][ T7] loop0: rw=1, want=707, limit=624 executing program [ 291.490928][ T107] attempt to access beyond end of device [ 291.496964][ T107] loop0: rw=1, want=707, limit=624 [ 291.569506][ T107] attempt to access beyond end of device [ 291.575267][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 291.689015][ T107] attempt to access beyond end of device [ 291.695066][ T107] loop0: rw=1, want=707, limit=624 executing program [ 291.780899][ T107] attempt to access beyond end of device [ 291.786981][ T107] loop0: rw=1, want=707, limit=624 [ 291.860662][ T107] attempt to access beyond end of device [ 291.866763][ T107] loop0: rw=1, want=707, limit=624 executing program [ 291.992838][ T107] attempt to access beyond end of device [ 291.998527][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 292.108911][ T107] attempt to access beyond end of device [ 292.114963][ T107] loop0: rw=1, want=707, limit=624 executing program [ 292.199358][ T107] attempt to access beyond end of device [ 292.205146][ T107] loop0: rw=1, want=707, limit=624 [ 292.279999][ T107] attempt to access beyond end of device [ 292.286128][ T107] loop0: rw=1, want=707, limit=624 executing program [ 292.393597][ T107] attempt to access beyond end of device [ 292.399277][ T107] loop0: rw=1, want=707, limit=624 executing program [ 292.502207][ T7] attempt to access beyond end of device [ 292.507883][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 292.601744][ T7] attempt to access beyond end of device [ 292.607424][ T7] loop0: rw=1, want=707, limit=624 executing program [ 292.691371][ T7] attempt to access beyond end of device [ 292.697408][ T7] loop0: rw=1, want=707, limit=624 [ 292.768778][ T7] attempt to access beyond end of device [ 292.774531][ T7] loop0: rw=1, want=707, limit=624 executing program [ 292.870751][ T7] attempt to access beyond end of device [ 292.876784][ T7] loop0: rw=1, want=707, limit=624 executing program [ 292.970775][ T7] attempt to access beyond end of device [ 292.976808][ T7] loop0: rw=1, want=707, limit=624 executing program [ 293.069067][ T7] attempt to access beyond end of device [ 293.075327][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 293.192149][ T107] attempt to access beyond end of device [ 293.197823][ T107] loop0: rw=1, want=707, limit=624 executing program [ 293.271014][ T107] attempt to access beyond end of device [ 293.277285][ T107] loop0: rw=1, want=707, limit=624 [ 293.356008][ T107] attempt to access beyond end of device [ 293.361779][ T107] loop0: rw=1, want=707, limit=624 executing program [ 293.452121][ T7] attempt to access beyond end of device [ 293.457797][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 293.561009][ T7] attempt to access beyond end of device [ 293.568032][ T7] loop0: rw=1, want=707, limit=624 [ 293.641263][ T7] attempt to access beyond end of device [ 293.647381][ T7] loop0: rw=1, want=707, limit=624 executing program [ 293.745218][ T7] attempt to access beyond end of device [ 293.750886][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 293.879190][ T107] attempt to access beyond end of device [ 293.885133][ T107] loop0: rw=1, want=707, limit=624 [ 293.960616][ T107] attempt to access beyond end of device [ 293.966443][ T107] loop0: rw=1, want=707, limit=624 executing program [ 294.059540][ T107] attempt to access beyond end of device [ 294.065408][ T107] loop0: rw=1, want=707, limit=624 executing program [ 294.161219][ T107] attempt to access beyond end of device [ 294.167239][ T107] loop0: rw=1, want=707, limit=624 executing program [ 294.263360][ T107] attempt to access beyond end of device [ 294.269150][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 294.368485][ T107] attempt to access beyond end of device [ 294.374692][ T107] loop0: rw=1, want=707, limit=624 executing program [ 294.460487][ T107] attempt to access beyond end of device [ 294.466206][ T107] loop0: rw=1, want=707, limit=624 [ 294.540373][ T107] attempt to access beyond end of device [ 294.546460][ T107] loop0: rw=1, want=707, limit=624 executing program [ 294.648703][ T107] attempt to access beyond end of device [ 294.654913][ T107] loop0: rw=1, want=707, limit=624 executing program [ 294.755049][ T107] attempt to access beyond end of device [ 294.761324][ T107] loop0: rw=1, want=707, limit=624 executing program [ 294.868967][ T7] attempt to access beyond end of device [ 294.879157][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 295.002108][ T107] attempt to access beyond end of device [ 295.007793][ T107] loop0: rw=1, want=707, limit=624 [ 295.065078][ T7] attempt to access beyond end of device [ 295.070750][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 295.178878][ T107] attempt to access beyond end of device [ 295.184834][ T107] loop0: rw=1, want=707, limit=624 [ 295.262004][ T107] attempt to access beyond end of device [ 295.267691][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 295.357792][ T107] attempt to access beyond end of device [ 295.363549][ T107] loop0: rw=1, want=707, limit=624 [ 295.453009][ T107] attempt to access beyond end of device [ 295.458688][ T107] loop0: rw=1, want=707, limit=624 executing program [ 295.565367][ T107] attempt to access beyond end of device [ 295.571065][ T107] loop0: rw=1, want=707, limit=624 executing program [ 295.688951][ T107] attempt to access beyond end of device [ 295.694877][ T107] loop0: rw=1, want=707, limit=624 executing program [ 295.789897][ T107] attempt to access beyond end of device [ 295.800992][ T107] loop0: rw=1, want=707, limit=624 executing program [ 295.898480][ T7] attempt to access beyond end of device [ 295.905417][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 296.002021][ T7] attempt to access beyond end of device [ 296.007701][ T7] loop0: rw=1, want=707, limit=624 [ 296.106445][ T7] attempt to access beyond end of device [ 296.115391][ T7] loop0: rw=1, want=707, limit=624 executing program [ 296.214497][ T7] attempt to access beyond end of device [ 296.220194][ T7] loop0: rw=1, want=707, limit=624 executing program [ 296.318885][ T107] attempt to access beyond end of device [ 296.329101][ T107] loop0: rw=1, want=707, limit=624 executing program [ 296.438971][ T7] attempt to access beyond end of device [ 296.445209][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 296.541982][ T7] attempt to access beyond end of device [ 296.547667][ T7] loop0: rw=1, want=707, limit=624 [ 296.631220][ T7] attempt to access beyond end of device [ 296.637083][ T7] loop0: rw=1, want=707, limit=624 executing program [ 296.753396][ T107] attempt to access beyond end of device [ 296.759048][ T107] loop0: rw=1, want=707, limit=624 executing program [ 296.864914][ T107] attempt to access beyond end of device [ 296.870599][ T107] loop0: rw=1, want=707, limit=624 executing program [ 297.009617][ T107] attempt to access beyond end of device [ 297.015653][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 297.112695][ T21] attempt to access beyond end of device [ 297.118394][ T21] loop0: rw=1, want=707, limit=624 [ 297.191300][ T107] attempt to access beyond end of device [ 297.197039][ T107] loop0: rw=1, want=707, limit=624 executing program [ 297.290068][ T107] attempt to access beyond end of device [ 297.296097][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 297.408575][ T107] attempt to access beyond end of device [ 297.414605][ T107] loop0: rw=1, want=707, limit=624 [ 297.516123][ T21] attempt to access beyond end of device [ 297.522284][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 297.618126][ T21] attempt to access beyond end of device [ 297.628530][ T21] loop0: rw=1, want=707, limit=624 [ 297.708824][ T107] attempt to access beyond end of device [ 297.719532][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 297.812273][ T21] attempt to access beyond end of device [ 297.817950][ T21] loop0: rw=1, want=707, limit=624 executing program [ 297.894045][ T21] attempt to access beyond end of device [ 297.899725][ T21] loop0: rw=1, want=707, limit=624 executing program [ 297.978476][ T21] attempt to access beyond end of device [ 297.984531][ T21] loop0: rw=1, want=707, limit=624 [ 298.070629][ T21] attempt to access beyond end of device [ 298.076714][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 298.179077][ T107] attempt to access beyond end of device [ 298.185611][ T107] loop0: rw=1, want=707, limit=624 executing program [ 298.260865][ T107] attempt to access beyond end of device [ 298.266913][ T107] loop0: rw=1, want=707, limit=624 [ 298.341194][ T107] attempt to access beyond end of device [ 298.347131][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 298.444262][ T107] attempt to access beyond end of device [ 298.450047][ T107] loop0: rw=1, want=707, limit=624 executing program [ 298.547604][ T21] attempt to access beyond end of device [ 298.553621][ T21] loop0: rw=1, want=707, limit=624 [ 298.642521][ T107] attempt to access beyond end of device [ 298.648306][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 298.772005][ T107] attempt to access beyond end of device [ 298.777689][ T107] loop0: rw=1, want=707, limit=624 executing program [ 298.859397][ T21] attempt to access beyond end of device [ 298.865375][ T21] loop0: rw=1, want=707, limit=624 [ 298.941403][ T21] attempt to access beyond end of device [ 298.947181][ T21] loop0: rw=1, want=707, limit=624 executing program [ 299.053752][ T21] attempt to access beyond end of device [ 299.059441][ T21] loop0: rw=1, want=707, limit=624 executing program [ 299.173141][ T21] attempt to access beyond end of device [ 299.178824][ T21] loop0: rw=1, want=707, limit=624 executing program [ 299.300001][ T21] attempt to access beyond end of device [ 299.306004][ T21] loop0: rw=1, want=707, limit=624 executing program [ 299.412299][ T21] attempt to access beyond end of device [ 299.417977][ T21] loop0: rw=1, want=707, limit=624 executing program [ 299.561472][ T21] attempt to access beyond end of device [ 299.567637][ T21] loop0: rw=1, want=707, limit=624 executing program [ 299.679176][ T21] attempt to access beyond end of device [ 299.686151][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 299.800689][ T21] attempt to access beyond end of device [ 299.806714][ T21] loop0: rw=1, want=707, limit=624 executing program [ 299.881205][ T21] attempt to access beyond end of device [ 299.887300][ T21] loop0: rw=1, want=707, limit=624 executing program [ 299.971659][ T107] attempt to access beyond end of device [ 299.977339][ T107] loop0: rw=1, want=707, limit=624 executing program [ 300.062287][ T21] attempt to access beyond end of device [ 300.067966][ T21] loop0: rw=1, want=707, limit=624 [ 300.144133][ T21] attempt to access beyond end of device [ 300.149991][ T21] loop0: rw=1, want=707, limit=624 executing program [ 300.239634][ T107] attempt to access beyond end of device [ 300.245666][ T107] loop0: rw=1, want=707, limit=624 executing program [ 300.364848][ T21] attempt to access beyond end of device [ 300.370497][ T21] loop0: rw=1, want=707, limit=624 executing program [ 300.458274][ T21] attempt to access beyond end of device [ 300.465315][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 300.569512][ T21] attempt to access beyond end of device [ 300.575273][ T21] loop0: rw=1, want=707, limit=624 [ 300.659152][ T21] attempt to access beyond end of device [ 300.665783][ T21] loop0: rw=1, want=707, limit=624 executing program [ 300.768530][ T21] attempt to access beyond end of device [ 300.774683][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 300.878253][ T107] attempt to access beyond end of device [ 300.888938][ T107] loop0: rw=1, want=707, limit=624 executing program [ 300.970958][ T21] attempt to access beyond end of device [ 300.976715][ T21] loop0: rw=1, want=707, limit=624 [ 301.058792][ T21] attempt to access beyond end of device [ 301.064951][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 301.161475][ T107] attempt to access beyond end of device [ 301.167199][ T107] loop0: rw=1, want=707, limit=624 [ 301.245754][ T21] attempt to access beyond end of device [ 301.251523][ T21] loop0: rw=1, want=707, limit=624 executing program [ 301.351215][ T107] attempt to access beyond end of device [ 301.357215][ T107] loop0: rw=1, want=707, limit=624 executing program [ 301.467340][ T107] attempt to access beyond end of device [ 301.473450][ T107] loop0: rw=1, want=707, limit=624 executing program [ 301.571034][ T107] attempt to access beyond end of device [ 301.576804][ T107] loop0: rw=1, want=707, limit=624 executing program [ 301.677970][ T21] attempt to access beyond end of device [ 301.683933][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 301.785846][ T21] attempt to access beyond end of device [ 301.791777][ T21] loop0: rw=1, want=707, limit=624 executing program [ 301.870677][ T107] attempt to access beyond end of device [ 301.876939][ T107] loop0: rw=1, want=707, limit=624 [ 301.953354][ T21] attempt to access beyond end of device [ 301.959183][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 302.078445][ T21] attempt to access beyond end of device [ 302.084531][ T21] loop0: rw=1, want=707, limit=624 [ 302.169725][ T21] attempt to access beyond end of device [ 302.175460][ T21] loop0: rw=1, want=707, limit=624 executing program [ 302.302683][ T21] attempt to access beyond end of device [ 302.308401][ T21] loop0: rw=1, want=707, limit=624 executing program [ 302.406269][ T21] attempt to access beyond end of device [ 302.412735][ T21] loop0: rw=1, want=707, limit=624 executing program [ 302.515024][ T21] attempt to access beyond end of device [ 302.520748][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 302.610636][ T107] attempt to access beyond end of device [ 302.616734][ T107] loop0: rw=1, want=707, limit=624 executing program [ 302.699417][ T21] attempt to access beyond end of device [ 302.705206][ T21] loop0: rw=1, want=707, limit=624 [ 302.782443][ T107] attempt to access beyond end of device [ 302.788133][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 302.889820][ T21] attempt to access beyond end of device [ 302.895776][ T21] loop0: rw=1, want=707, limit=624 executing program [ 302.982438][ T21] attempt to access beyond end of device [ 302.988344][ T21] loop0: rw=1, want=707, limit=624 [ 303.058888][ T107] attempt to access beyond end of device [ 303.064645][ T107] loop0: rw=1, want=707, limit=624 executing program [ 303.174780][ T107] attempt to access beyond end of device [ 303.180469][ T107] loop0: rw=1, want=707, limit=624 executing program [ 303.271869][ T107] attempt to access beyond end of device [ 303.277565][ T107] loop0: rw=1, want=707, limit=624 executing program [ 303.369713][ T107] attempt to access beyond end of device [ 303.377016][ T107] loop0: rw=1, want=707, limit=624 executing program [ 303.475041][ T107] attempt to access beyond end of device [ 303.480732][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 303.582342][ T107] attempt to access beyond end of device [ 303.588122][ T107] loop0: rw=1, want=707, limit=624 [ 303.675310][ T107] attempt to access beyond end of device [ 303.680972][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 303.787400][ T21] attempt to access beyond end of device [ 303.793838][ T21] loop0: rw=1, want=707, limit=624 [ 303.883939][ T21] attempt to access beyond end of device [ 303.889659][ T21] loop0: rw=1, want=707, limit=624 executing program [ 303.979701][ T21] attempt to access beyond end of device [ 303.985708][ T21] loop0: rw=1, want=707, limit=624 executing program [ 304.090341][ T21] attempt to access beyond end of device [ 304.096371][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 304.200782][ T21] attempt to access beyond end of device [ 304.206877][ T21] loop0: rw=1, want=707, limit=624 executing program [ 304.281376][ T21] attempt to access beyond end of device [ 304.287470][ T21] loop0: rw=1, want=707, limit=624 [ 304.364940][ T21] attempt to access beyond end of device [ 304.370921][ T21] loop0: rw=1, want=707, limit=624 executing program [ 304.482091][ T21] attempt to access beyond end of device [ 304.487804][ T21] loop0: rw=1, want=707, limit=624 executing program [ 304.602129][ T107] attempt to access beyond end of device [ 304.607821][ T107] loop0: rw=1, want=707, limit=624 executing program [ 304.709327][ T21] attempt to access beyond end of device [ 304.715076][ T21] loop0: rw=1, want=707, limit=624 executing program [ 304.811966][ T21] attempt to access beyond end of device [ 304.817669][ T21] loop0: rw=1, want=707, limit=624 executing program executing program [ 304.912687][ T21] attempt to access beyond end of device [ 304.918544][ T21] loop0: rw=1, want=707, limit=624 [ 304.999281][ T107] attempt to access beyond end of device [ 305.005078][ T107] loop0: rw=1, want=707, limit=624 executing program [ 305.101849][ T107] attempt to access beyond end of device [ 305.107719][ T107] loop0: rw=1, want=707, limit=624 executing program executing program [ 305.220925][ T107] attempt to access beyond end of device [ 305.226703][ T107] loop0: rw=1, want=707, limit=624 executing program [ 305.310832][ T107] attempt to access beyond end of device [ 305.316897][ T107] loop0: rw=1, want=707, limit=624 executing program [ 305.389012][ T107] attempt to access beyond end of device [ 305.394893][ T107] loop0: rw=1, want=707, limit=624 executing program [ 305.480849][ T21] attempt to access beyond end of device [ 305.486768][ T21] loop0: rw=1, want=707, limit=624 [ 305.576085][ T21] attempt to access beyond end of device [ 305.582154][ T21] loop0: rw=1, want=707, limit=624 executing program [ 305.679334][ T7] attempt to access beyond end of device [ 305.685304][ T7] loop0: rw=1, want=707, limit=624 executing program executing program [ 305.794419][ T7] attempt to access beyond end of device [ 305.800413][ T7] loop0: rw=1, want=707, limit=624 [ 462.181775][ T1109] INFO: task syz-executor468:9081 blocked for more than 143 seconds. [ 462.189989][ T1109] Not tainted 5.5.0-rc3-syzkaller #0 [ 462.195866][ T1109] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 462.204567][ T1109] syz-executor468 D27312 9081 9079 0x00004000 [ 462.210883][ T1109] Call Trace: [ 462.214294][ T1109] __schedule+0x934/0x1f90 [ 462.218740][ T1109] ? __sched_text_start+0x8/0x8 [ 462.223642][ T1109] ? _raw_spin_unlock_irq+0x23/0x80 [ 462.228892][ T1109] ? wait_on_page_bit+0x23f/0xa60 [ 462.234198][ T1109] ? _raw_spin_unlock_irq+0x23/0x80 [ 462.239398][ T1109] schedule+0xdc/0x2b0 [ 462.243508][ T1109] io_schedule+0x1c/0x70 [ 462.247757][ T1109] wait_on_page_bit+0x27c/0xa60 [ 462.252658][ T1109] ? __lock_page_killable+0xb30/0xb30 [ 462.258080][ T1109] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 462.264304][ T1109] ? page_cache_prev_miss+0x340/0x340 [ 462.269692][ T1109] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 462.275280][ T1109] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 462.281299][ T1109] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.287615][ T1109] ? page_mapping+0x301/0x5c0 [ 462.292329][ T1109] wait_on_page_writeback+0x1b2/0x4f0 [ 462.297684][ T1109] __filemap_fdatawait_range+0x145/0x340 [ 462.303344][ T1109] ? add_page_wait_queue+0x260/0x260 [ 462.308718][ T1109] ? find_held_lock+0x35/0x130 [ 462.313592][ T1109] ? lock_downgrade+0x920/0x920 [ 462.318447][ T1109] filemap_fdatawait_keep_errors+0x22/0x30 [ 462.324353][ T1109] sync_inodes_sb+0x6e4/0xb50 [ 462.329071][ T1109] ? try_to_writeback_inodes_sb+0x70/0x70 [ 462.334865][ T1109] ? filemap_flush+0x24/0x30 [ 462.339490][ T1109] sync_filesystem+0x168/0x260 [ 462.344311][ T1109] generic_shutdown_super+0x75/0x370 [ 462.349595][ T1109] kill_block_super+0xa0/0x100 [ 462.354405][ T1109] deactivate_locked_super+0x95/0x100 [ 462.359774][ T1109] deactivate_super+0x1b2/0x1d0 [ 462.364659][ T1109] ? mount_bdev+0x3c0/0x3c0 [ 462.369200][ T1109] ? dput+0x38/0xe10 [ 462.373135][ T1109] ? dput+0x1ed/0xe10 [ 462.377116][ T1109] ? mnt_get_writers.isra.0+0xf9/0x150 [ 462.382626][ T1109] cleanup_mnt+0x351/0x4c0 [ 462.387059][ T1109] ? trace_hardirqs_on+0x67/0x240 [ 462.392125][ T1109] __cleanup_mnt+0x16/0x20 [ 462.396588][ T1109] task_work_run+0x145/0x1c0 [ 462.401170][ T1109] exit_to_usermode_loop+0x316/0x380 [ 462.406495][ T1109] do_syscall_64+0x676/0x790 [ 462.411087][ T1109] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 462.417021][ T1109] RIP: 0033:0x448807 [ 462.420968][ T1109] Code: Bad RIP value. [ 462.425063][ T1109] RSP: 002b:00007ffd60827898 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 462.433500][ T1109] RAX: 0000000000000000 RBX: 000000000004aa82 RCX: 0000000000448807 [ 462.441449][ T1109] RDX: 0000000000400c50 RSI: 0000000000000002 RDI: 00007ffd60827940 [ 462.449612][ T1109] RBP: 0000000000002899 R08: 0000000000000000 R09: 000000000000000b [ 462.457637][ T1109] R10: 0000000000000005 R11: 0000000000000206 R12: 00007ffd608289a0 [ 462.465632][ T1109] R13: 000000000097e940 R14: 0000000000000000 R15: 0000000000000000 [ 462.473656][ T1109] [ 462.473656][ T1109] Showing all locks held in the system: [ 462.481375][ T1109] 1 lock held by khungtaskd/1109: [ 462.486427][ T1109] #0: ffffffff899a5680 (rcu_read_lock){....}, at: debug_show_all_locks+0x5f/0x279 [ 462.495786][ T1109] 1 lock held by rsyslogd/8962: [ 462.500613][ T1109] #0: ffff88809a717b60 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 [ 462.509233][ T1109] 2 locks held by getty/9052: [ 462.513941][ T1109] #0: ffff8880a0387090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 462.522907][ T1109] #1: ffffc900016cb2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 462.532576][ T1109] 2 locks held by getty/9053: [ 462.537238][ T1109] #0: ffff8880a1099090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 462.546214][ T1109] #1: ffffc900016fb2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 462.555827][ T1109] 2 locks held by getty/9054: [ 462.560475][ T1109] #0: ffff88809ec0d090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 462.569433][ T1109] #1: ffffc9000175b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 462.579028][ T1109] 2 locks held by getty/9055: [ 462.583729][ T1109] #0: ffff8880a9a75090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 462.592721][ T1109] #1: ffffc9000174b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 462.602300][ T1109] 2 locks held by getty/9056: [ 462.606960][ T1109] #0: ffff88809fec0090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 462.615947][ T1109] #1: ffffc9000173b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 462.625537][ T1109] 2 locks held by getty/9057: [ 462.630201][ T1109] #0: ffff88809f8e2090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 462.639186][ T1109] #1: ffffc900016db2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 462.648771][ T1109] 2 locks held by getty/9058: [ 462.653663][ T1109] #0: ffff888214881090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 462.663025][ T1109] #1: ffffc900011102e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 462.672638][ T1109] 2 locks held by syz-executor468/9081: [ 462.678181][ T1109] #0: ffff8880985de0d8 (&type->s_umount_key#41){+.+.}, at: deactivate_super+0x1aa/0x1d0 [ 462.688117][ T1109] #1: ffff8880985de8b8 (&s->s_sync_lock){+.+.}, at: sync_inodes_sb+0x246/0xb50 [ 462.697229][ T1109] [ 462.699578][ T1109] ============================================= [ 462.699578][ T1109] [ 462.708022][ T1109] NMI backtrace for cpu 0 [ 462.712385][ T1109] CPU: 0 PID: 1109 Comm: khungtaskd Not tainted 5.5.0-rc3-syzkaller #0 [ 462.720605][ T1109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 462.730651][ T1109] Call Trace: [ 462.734010][ T1109] dump_stack+0x197/0x210 [ 462.738321][ T1109] nmi_cpu_backtrace.cold+0x70/0xb2 [ 462.743539][ T1109] ? vprintk_func+0x86/0x189 [ 462.748686][ T1109] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 462.754302][ T1109] nmi_trigger_cpumask_backtrace+0x23b/0x28b [ 462.760260][ T1109] arch_trigger_cpumask_backtrace+0x14/0x20 [ 462.766227][ T1109] watchdog+0xb11/0x10c0 [ 462.770449][ T1109] kthread+0x361/0x430 [ 462.774494][ T1109] ? reset_hung_task_detector+0x30/0x30 [ 462.780013][ T1109] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 462.785723][ T1109] ret_from_fork+0x24/0x30 [ 462.790214][ T1109] Sending NMI from CPU 0 to CPUs 1: [ 462.795515][ C1] NMI backtrace for cpu 1 skipped: idling at native_safe_halt+0xe/0x10 [ 462.796454][ T1109] Kernel panic - not syncing: hung_task: blocked tasks [ 462.810583][ T1109] CPU: 0 PID: 1109 Comm: khungtaskd Not tainted 5.5.0-rc3-syzkaller #0 [ 462.818793][ T1109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 462.828825][ T1109] Call Trace: [ 462.832097][ T1109] dump_stack+0x197/0x210 [ 462.836454][ T1109] panic+0x2e3/0x75c [ 462.840369][ T1109] ? add_taint.cold+0x16/0x16 [ 462.845027][ T1109] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 462.850722][ T1109] ? printk_safe_flush+0xf2/0x140 [ 462.855725][ T1109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.861947][ T1109] ? nmi_trigger_cpumask_backtrace+0x224/0x28b [ 462.868076][ T1109] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 462.874210][ T1109] watchdog+0xb22/0x10c0 [ 462.878435][ T1109] kthread+0x361/0x430 [ 462.882484][ T1109] ? reset_hung_task_detector+0x30/0x30 [ 462.888004][ T1109] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 462.894397][ T1109] ret_from_fork+0x24/0x30 [ 462.900298][ T1109] Kernel Offset: disabled [ 462.904626][ T1109] Rebooting in 86400 seconds..