[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.123' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 536.472902] attempt to access beyond end of device [ 536.477979] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 536.489846] loop0: rw=0, want=7227310118, limit=2048 [ 536.496199] attempt to access beyond end of device [ 536.501689] loop0: rw=0, want=72057594037928010, limit=2048 [ 536.507432] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 536.578389] attempt to access beyond end of device [ 536.578429] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 536.588415] loop0: rw=0, want=7227310118, limit=2048 [ 536.600821] attempt to access beyond end of device [ 536.605990] loop0: rw=0, want=72057594037928010, limit=2048 [ 536.613176] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 536.674544] attempt to access beyond end of device [ 536.676474] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 536.679480] loop0: rw=0, want=7227310118, limit=2048 [ 536.684475] attempt to access beyond end of device [ 536.699405] loop0: rw=0, want=72057594037928010, limit=2048 [ 536.705734] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 536.782566] attempt to access beyond end of device [ 536.787578] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 536.799125] loop0: rw=0, want=7227310118, limit=2048 [ 536.805921] attempt to access beyond end of device [ 536.811859] loop0: rw=0, want=72057594037928010, limit=2048 [ 536.817651] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 536.861648] attempt to access beyond end of device [ 536.866660] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 536.877799] loop0: rw=0, want=7227310118, limit=2048 [ 536.884253] attempt to access beyond end of device [ 536.889246] loop0: rw=0, want=72057594037928010, limit=2048 [ 536.896210] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 536.957724] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 536.968165] attempt to access beyond end of device [ 536.973224] loop0: rw=0, want=7227310118, limit=2048 [ 536.978541] attempt to access beyond end of device [ 536.983577] loop0: rw=0, want=72057594037928010, limit=2048 [ 536.989349] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 537.078306] attempt to access beyond end of device [ 537.083356] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 537.093392] loop0: rw=0, want=7227310118, limit=2048 [ 537.098711] attempt to access beyond end of device [ 537.103997] loop0: rw=0, want=72057594037928010, limit=2048 [ 537.109707] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 537.177781] attempt to access beyond end of device [ 537.182827] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 537.193214] loop0: rw=0, want=7227310118, limit=2048 [ 537.198536] attempt to access beyond end of device [ 537.203512] loop0: rw=0, want=72057594037928010, limit=2048 [ 537.209220] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 537.285111] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 537.285711] attempt to access beyond end of device [ 537.300531] loop0: rw=0, want=7227310118, limit=2048 [ 537.305806] attempt to access beyond end of device [ 537.312767] loop0: rw=0, want=72057594037928010, limit=2048 [ 537.318489] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 537.412060] attempt to access beyond end of device [ 537.417075] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 537.427917] loop0: rw=0, want=7227310118, limit=2048 [ 537.434060] attempt to access beyond end of device [ 537.439058] loop0: rw=0, want=72057594037928010, limit=2048 [ 537.445969] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 537.513372] attempt to access beyond end of device [ 537.513543] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 537.518325] loop0: rw=0, want=7227310118, limit=2048 [ 537.526851] attempt to access beyond end of device [ 537.539000] loop0: rw=0, want=72057594037928010, limit=2048 [ 537.545756] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 537.604837] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 537.615561] attempt to access beyond end of device [ 537.620617] loop0: rw=0, want=7227310118, limit=2048 [ 537.625955] attempt to access beyond end of device [ 537.631115] loop0: rw=0, want=72057594037928010, limit=2048 [ 537.636857] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 537.698267] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 537.708721] attempt to access beyond end of device [ 537.713771] loop0: rw=0, want=7227310118, limit=2048 [ 537.720040] attempt to access beyond end of device [ 537.725000] loop0: rw=0, want=72057594037928010, limit=2048 [ 537.731764] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 537.791454] attempt to access beyond end of device [ 537.796464] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 537.806791] loop0: rw=0, want=7227310118, limit=2048 [ 537.812927] attempt to access beyond end of device [ 537.817927] loop0: rw=0, want=72057594037928010, limit=2048 [ 537.823942] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 537.885604] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 537.885732] attempt to access beyond end of device [ 537.908042] loop0: rw=0, want=7227310118, limit=2048 [ 537.913644] attempt to access beyond end of device [ 537.918564] loop0: rw=0, want=72057594037928010, limit=2048 [ 537.924589] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 537.983953] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 537.989733] attempt to access beyond end of device [ 538.000992] loop0: rw=0, want=7227310118, limit=2048 [ 538.006909] attempt to access beyond end of device [ 538.013332] loop0: rw=0, want=72057594037928010, limit=2048 [ 538.019113] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 538.090954] attempt to access beyond end of device [ 538.095966] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 538.106206] loop0: rw=0, want=7227310118, limit=2048 [ 538.112852] attempt to access beyond end of device [ 538.117846] loop0: rw=0, want=72057594037928010, limit=2048 [ 538.123878] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 538.178377] attempt to access beyond end of device [ 538.183656] loop0: rw=0, want=7227310118, limit=2048 [ 538.188823] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 538.190049] attempt to access beyond end of device [ 538.209170] loop0: rw=0, want=72057594037928010, limit=2048 [ 538.215530] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 538.288480] attempt to access beyond end of device [ 538.293704] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 538.305278] loop0: rw=0, want=7227310118, limit=2048 [ 538.311334] attempt to access beyond end of device [ 538.316252] loop0: rw=0, want=72057594037928010, limit=2048 [ 538.322518] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 538.386496] attempt to access beyond end of device [ 538.386578] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 538.394280] loop0: rw=0, want=7227310118, limit=2048 [ 538.409143] attempt to access beyond end of device [ 538.414796] loop0: rw=0, want=72057594037928010, limit=2048 [ 538.420923] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 538.476399] attempt to access beyond end of device [ 538.476594] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 538.485856] loop0: rw=0, want=7227310118, limit=2048 [ 538.498719] attempt to access beyond end of device [ 538.504775] loop0: rw=0, want=72057594037928010, limit=2048 [ 538.510584] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 538.581181] attempt to access beyond end of device [ 538.586186] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 538.597131] loop0: rw=0, want=7227310118, limit=2048 [ 538.603684] attempt to access beyond end of device [ 538.608835] loop0: rw=0, want=72057594037928010, limit=2048 [ 538.615848] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 538.676011] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 538.680587] attempt to access beyond end of device [ 538.695197] loop0: rw=0, want=7227310118, limit=2048 [ 538.706225] attempt to access beyond end of device [ 538.711307] loop0: rw=0, want=72057594037928010, limit=2048 [ 538.717018] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 538.781264] attempt to access beyond end of device [ 538.786268] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 538.797150] loop0: rw=0, want=7227310118, limit=2048 [ 538.803539] attempt to access beyond end of device [ 538.808539] loop0: rw=0, want=72057594037928010, limit=2048 [ 538.815607] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 538.869147] attempt to access beyond end of device [ 538.874211] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 538.884381] loop0: rw=0, want=7227310118, limit=2048 [ 538.890446] attempt to access beyond end of device [ 538.895437] loop0: rw=0, want=72057594037928010, limit=2048 [ 538.901707] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 538.958714] attempt to access beyond end of device [ 538.958756] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 538.965282] loop0: rw=0, want=7227310118, limit=2048 [ 538.980750] attempt to access beyond end of device [ 538.986131] loop0: rw=0, want=72057594037928010, limit=2048 [ 538.992819] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 539.079642] attempt to access beyond end of device [ 539.079751] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 539.090886] loop0: rw=0, want=7227310118, limit=2048 [ 539.101660] attempt to access beyond end of device [ 539.106687] loop0: rw=0, want=72057594037928010, limit=2048 [ 539.113233] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 539.185343] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 539.186799] attempt to access beyond end of device [ 539.208660] loop0: rw=0, want=7227310118, limit=2048 [ 539.216039] attempt to access beyond end of device [ 539.221290] loop0: rw=0, want=72057594037928010, limit=2048 [ 539.227035] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 539.301616] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 539.302495] attempt to access beyond end of device [ 539.320711] loop0: rw=0, want=7227310118, limit=2048 [ 539.326177] attempt to access beyond end of device [ 539.331572] loop0: rw=0, want=72057594037928010, limit=2048 [ 539.337496] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 539.398418] attempt to access beyond end of device [ 539.398459] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 539.404516] loop0: rw=0, want=7227310118, limit=2048 [ 539.418838] attempt to access beyond end of device [ 539.424898] loop0: rw=0, want=72057594037928010, limit=2048 [ 539.430939] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 539.498626] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 539.500300] attempt to access beyond end of device [ 539.513732] loop0: rw=0, want=7227310118, limit=2048 [ 539.519100] attempt to access beyond end of device [ 539.524930] loop0: rw=0, want=72057594037928010, limit=2048 [ 539.530970] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 539.618791] attempt to access beyond end of device [ 539.623792] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 539.634066] loop0: rw=0, want=7227310118, limit=2048 [ 539.639341] attempt to access beyond end of device [ 539.644555] loop0: rw=0, want=72057594037928010, limit=2048 [ 539.650333] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 539.698956] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 539.700826] attempt to access beyond end of device [ 539.714950] loop0: rw=0, want=7227310118, limit=2048 [ 539.721958] attempt to access beyond end of device [ 539.726954] loop0: rw=0, want=72057594037928010, limit=2048 [ 539.732993] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 539.800955] attempt to access beyond end of device [ 539.805958] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 539.817717] loop0: rw=0, want=7227310118, limit=2048 [ 539.823845] attempt to access beyond end of device [ 539.828837] loop0: rw=0, want=72057594037928010, limit=2048 [ 539.835626] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 539.891351] attempt to access beyond end of device [ 539.896359] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 539.906544] loop0: rw=0, want=7227310118, limit=2048 [ 539.912368] attempt to access beyond end of device [ 539.917366] loop0: rw=0, want=72057594037928010, limit=2048 [ 539.923510] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 539.989041] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 539.999521] attempt to access beyond end of device [ 540.004664] loop0: rw=0, want=7227310118, limit=2048 [ 540.010370] attempt to access beyond end of device [ 540.015518] loop0: rw=0, want=72057594037928010, limit=2048 [ 540.023476] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 540.082102] attempt to access beyond end of device [ 540.087124] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 540.098006] loop0: rw=0, want=7227310118, limit=2048 [ 540.104437] attempt to access beyond end of device [ 540.110985] loop0: rw=0, want=72057594037928010, limit=2048 [ 540.116782] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 540.162132] attempt to access beyond end of device [ 540.167153] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 540.177994] loop0: rw=0, want=7227310118, limit=2048 [ 540.184553] attempt to access beyond end of device [ 540.189549] loop0: rw=0, want=72057594037928010, limit=2048 [ 540.196591] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 540.286497] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 540.290046] attempt to access beyond end of device [ 540.309966] loop0: rw=0, want=7227310118, limit=2048 [ 540.317283] attempt to access beyond end of device [ 540.323285] loop0: rw=0, want=72057594037928010, limit=2048 [ 540.329028] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 540.382458] attempt to access beyond end of device [ 540.387466] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 540.398774] loop0: rw=0, want=7227310118, limit=2048 [ 540.404842] attempt to access beyond end of device [ 540.410696] loop0: rw=0, want=72057594037928010, limit=2048 [ 540.416417] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 540.482494] attempt to access beyond end of device [ 540.494078] loop0: rw=0, want=7227310118, limit=2048 [ 540.500607] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 540.514647] attempt to access beyond end of device [ 540.519908] loop0: rw=0, want=72057594037928010, limit=2048 executing program [ 540.525628] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 540.579834] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 540.590662] attempt to access beyond end of device [ 540.595651] loop0: rw=0, want=7227310118, limit=2048 [ 540.601324] attempt to access beyond end of device [ 540.606321] loop0: rw=0, want=72057594037928010, limit=2048 [ 540.612333] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 540.675329] attempt to access beyond end of device [ 540.683661] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 540.693798] loop0: rw=0, want=7227310118, limit=2048 [ 540.699115] attempt to access beyond end of device [ 540.704316] loop0: rw=0, want=72057594037928010, limit=2048 [ 540.710225] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 540.785295] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 540.786176] attempt to access beyond end of device [ 540.809186] loop0: rw=0, want=7227310118, limit=2048 [ 540.815653] attempt to access beyond end of device [ 540.820658] loop0: rw=0, want=72057594037928010, limit=2048 [ 540.826363] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 540.885238] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 540.885361] attempt to access beyond end of device [ 540.907924] loop0: rw=0, want=7227310118, limit=2048 [ 540.913628] attempt to access beyond end of device [ 540.918579] loop0: rw=0, want=72057594037928010, limit=2048 [ 540.924371] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 540.993354] attempt to access beyond end of device [ 540.998313] loop0: rw=0, want=7227310118, limit=2048 [ 541.003662] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 541.013730] attempt to access beyond end of device [ 541.018903] loop0: rw=0, want=72057594037928010, limit=2048 [ 541.025071] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 541.091630] attempt to access beyond end of device [ 541.096642] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 541.107432] loop0: rw=0, want=7227310118, limit=2048 [ 541.114031] attempt to access beyond end of device [ 541.119107] loop0: rw=0, want=72057594037928010, limit=2048 [ 541.127736] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 541.177384] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 541.187972] attempt to access beyond end of device [ 541.193790] loop0: rw=0, want=7227310118, limit=2048 [ 541.199125] attempt to access beyond end of device [ 541.204829] loop0: rw=0, want=72057594037928010, limit=2048 [ 541.211745] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 541.281493] attempt to access beyond end of device [ 541.286500] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 541.298218] loop0: rw=0, want=7227310118, limit=2048 [ 541.305912] attempt to access beyond end of device [ 541.311849] loop0: rw=0, want=72057594037928010, limit=2048 [ 541.317701] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 541.371266] attempt to access beyond end of device [ 541.376269] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 541.386939] loop0: rw=0, want=7227310118, limit=2048 [ 541.392790] attempt to access beyond end of device [ 541.397778] loop0: rw=0, want=72057594037928010, limit=2048 [ 541.403890] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 541.451546] attempt to access beyond end of device [ 541.456549] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 541.467640] loop0: rw=0, want=7227310118, limit=2048 [ 541.474322] attempt to access beyond end of device [ 541.479388] loop0: rw=0, want=72057594037928010, limit=2048 [ 541.486575] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 541.562642] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 541.573547] attempt to access beyond end of device [ 541.583334] loop0: rw=0, want=7227310118, limit=2048 [ 541.588826] attempt to access beyond end of device [ 541.595912] loop0: rw=0, want=72057594037928010, limit=2048 [ 541.602344] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 541.661766] attempt to access beyond end of device [ 541.666771] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 541.677689] loop0: rw=0, want=7227310118, limit=2048 [ 541.684246] attempt to access beyond end of device [ 541.689262] loop0: rw=0, want=72057594037928010, limit=2048 [ 541.696708] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 541.740534] attempt to access beyond end of device [ 541.745534] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 541.755699] loop0: rw=0, want=7227310118, limit=2048 [ 541.761289] attempt to access beyond end of device [ 541.766273] loop0: rw=0, want=72057594037928010, limit=2048 [ 541.773189] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 541.826980] attempt to access beyond end of device [ 541.827250] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 541.834715] loop0: rw=0, want=7227310118, limit=2048 [ 541.848619] attempt to access beyond end of device [ 541.854396] loop0: rw=0, want=72057594037928010, limit=2048 [ 541.860371] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 541.920800] attempt to access beyond end of device [ 541.925813] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 541.937042] loop0: rw=0, want=7227310118, limit=2048 [ 541.943093] attempt to access beyond end of device [ 541.948354] loop0: rw=0, want=72057594037928010, limit=2048 [ 541.954550] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 542.007727] attempt to access beyond end of device [ 542.007755] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 542.015368] loop0: rw=0, want=7227310118, limit=2048 [ 542.029247] attempt to access beyond end of device [ 542.035207] loop0: rw=0, want=72057594037928010, limit=2048 [ 542.041600] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 542.099157] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 542.116519] attempt to access beyond end of device [ 542.122410] loop0: rw=0, want=7227310118, limit=2048 [ 542.127777] attempt to access beyond end of device [ 542.132780] loop0: rw=0, want=72057594037928010, limit=2048 [ 542.138602] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 542.195182] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 542.205642] attempt to access beyond end of device [ 542.211592] loop0: rw=0, want=7227310118, limit=2048 [ 542.217085] attempt to access beyond end of device [ 542.223544] loop0: rw=0, want=72057594037928010, limit=2048 [ 542.231023] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 542.305639] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 542.305760] attempt to access beyond end of device [ 542.326667] loop0: rw=0, want=7227310118, limit=2048 [ 542.332383] attempt to access beyond end of device [ 542.337336] loop0: rw=0, want=72057594037928010, limit=2048 [ 542.343348] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 542.402952] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 542.409790] attempt to access beyond end of device [ 542.417852] loop0: rw=0, want=7227310118, limit=2048 [ 542.424508] attempt to access beyond end of device [ 542.429948] loop0: rw=0, want=72057594037928010, limit=2048 [ 542.435699] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 542.508178] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 542.518615] attempt to access beyond end of device [ 542.523665] loop0: rw=0, want=7227310118, limit=2048 [ 542.528999] attempt to access beyond end of device [ 542.534021] loop0: rw=0, want=72057594037928010, limit=2048 [ 542.540277] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 542.601136] attempt to access beyond end of device [ 542.606142] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 542.616294] loop0: rw=0, want=7227310118, limit=2048 [ 542.622060] attempt to access beyond end of device [ 542.627128] loop0: rw=0, want=72057594037928010, limit=2048 [ 542.633726] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 542.643685] ================================================================== [ 542.651131] BUG: KASAN: use-after-free in nilfs_segctor_confirm+0x147/0x160 [ 542.658205] Read of size 8 at addr ffff8880b0b302b0 by task syz-executor228/7987 [ 542.665706] [ 542.667307] CPU: 0 PID: 7987 Comm: syz-executor228 Not tainted 4.14.299-syzkaller #0 [ 542.675159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 542.684484] Call Trace: [ 542.687053] dump_stack+0x1b2/0x281 [ 542.690655] print_address_description.cold+0x54/0x1d3 [ 542.695906] kasan_report_error.cold+0x8a/0x191 [ 542.700571] ? nilfs_segctor_confirm+0x147/0x160 [ 542.705300] __asan_report_load8_noabort+0x68/0x70 [ 542.710200] ? nilfs_segctor_confirm+0x147/0x160 [ 542.714926] nilfs_segctor_confirm+0x147/0x160 [ 542.719481] nilfs_detach_log_writer+0x7f9/0x980 [ 542.724216] ? nilfs_clean_segments+0x9e0/0x9e0 [ 542.728856] ? dispose_list+0x11c/0x1e0 [ 542.732805] ? wait_woken+0x230/0x230 [ 542.736665] ? dispose_list+0x1e0/0x1e0 [ 542.740614] nilfs_put_super+0x3f/0x190 [ 542.744649] ? nilfs_freeze+0xb0/0xb0 [ 542.748424] generic_shutdown_super+0x144/0x370 [ 542.753064] kill_block_super+0x95/0xe0 [ 542.757412] deactivate_locked_super+0x6c/0xd0 [ 542.761971] deactivate_super+0x7f/0xa0 [ 542.767463] cleanup_mnt+0x186/0x2c0 [ 542.771179] task_work_run+0x11f/0x190 [ 542.775044] exit_to_usermode_loop+0x1ad/0x200 [ 542.779601] do_syscall_64+0x4a3/0x640 [ 542.783465] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 542.788633] [ 542.790233] Allocated by task 8460: [ 542.793834] kasan_kmalloc+0xeb/0x160 [ 542.797607] kmem_cache_alloc_trace+0x131/0x3d0 [ 542.802252] nilfs_find_or_create_root+0x84/0x410 [ 542.807067] nilfs_attach_checkpoint+0xa2/0x420 [ 542.811707] nilfs_mount+0x911/0xd00 [ 542.815391] mount_fs+0x92/0x2a0 [ 542.818730] vfs_kern_mount.part.0+0x5b/0x470 [ 542.823369] do_mount+0xe65/0x2a30 [ 542.826878] SyS_mount+0xa8/0x120 [ 542.830301] do_syscall_64+0x1d5/0x640 [ 542.834159] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 542.839316] [ 542.840918] Freed by task 7987: [ 542.844167] kasan_slab_free+0xc3/0x1a0 [ 542.848113] kfree+0xc9/0x250 [ 542.851190] nilfs_put_root+0x9a/0xc0 [ 542.854960] nilfs_clear_inode+0x251/0x2e0 [ 542.859165] nilfs_evict_inode+0x2dd/0x3a0 [ 542.863380] evict+0x2c8/0x700 [ 542.866550] dispose_list+0x109/0x1e0 [ 542.870321] evict_inodes+0x2cd/0x3a0 [ 542.874105] generic_shutdown_super+0xb3/0x370 [ 542.878656] kill_block_super+0x95/0xe0 [ 542.882598] deactivate_locked_super+0x6c/0xd0 [ 542.887157] deactivate_super+0x7f/0xa0 [ 542.891102] cleanup_mnt+0x186/0x2c0 [ 542.894786] task_work_run+0x11f/0x190 [ 542.898652] exit_to_usermode_loop+0x1ad/0x200 [ 542.903203] do_syscall_64+0x4a3/0x640 [ 542.907062] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 542.912219] [ 542.913819] The buggy address belongs to the object at ffff8880b0b30280 [ 542.913819] which belongs to the cache kmalloc-256 of size 256 [ 542.926443] The buggy address is located 48 bytes inside of [ 542.926443] 256-byte region [ffff8880b0b30280, ffff8880b0b30380) [ 542.938197] The buggy address belongs to the page: [ 542.943099] page:ffffea0002c2cc00 count:1 mapcount:0 mapping:ffff8880b0b30000 index:0xffff8880b0b30dc0 [ 542.952512] flags: 0xfff00000000100(slab) [ 542.956635] raw: 00fff00000000100 ffff8880b0b30000 ffff8880b0b30dc0 0000000100000006 [ 542.964490] raw: ffffea0002bccfa0 ffffea0002c2c7e0 ffff88813fe747c0 0000000000000000 [ 542.972338] page dumped because: kasan: bad access detected [ 542.978015] [ 542.979616] Memory state around the buggy address: [ 542.984517] ffff8880b0b30180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 542.991847] ffff8880b0b30200: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 542.999175] >ffff8880b0b30280: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 543.006503] ^ [ 543.011402] ffff8880b0b30300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 543.018732] ffff8880b0b30380: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 543.026063] ================================================================== [ 543.033390] Disabling lock debugging due to kernel taint [ 543.042229] Kernel panic - not syncing: panic_on_warn set ... [ 543.042229] [ 543.049589] CPU: 1 PID: 7987 Comm: syz-executor228 Tainted: G B 4.14.299-syzkaller #0 [ 543.058668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 543.067999] Call Trace: [ 543.070565] dump_stack+0x1b2/0x281 [ 543.074251] panic+0x1f9/0x42d [ 543.077414] ? add_taint.cold+0x16/0x16 [ 543.081358] ? ___preempt_schedule+0x16/0x18 [ 543.085737] kasan_end_report+0x43/0x49 [ 543.089682] kasan_report_error.cold+0xa7/0x191 [ 543.094323] ? nilfs_segctor_confirm+0x147/0x160 [ 543.099051] __asan_report_load8_noabort+0x68/0x70 [ 543.103950] ? nilfs_segctor_confirm+0x147/0x160 [ 543.108675] nilfs_segctor_confirm+0x147/0x160 [ 543.113226] nilfs_detach_log_writer+0x7f9/0x980 [ 543.117955] ? nilfs_clean_segments+0x9e0/0x9e0 [ 543.122594] ? dispose_list+0x11c/0x1e0 [ 543.126540] ? wait_woken+0x230/0x230 [ 543.130312] ? dispose_list+0x1e0/0x1e0 [ 543.134258] nilfs_put_super+0x3f/0x190 [ 543.138203] ? nilfs_freeze+0xb0/0xb0 [ 543.141973] generic_shutdown_super+0x144/0x370 [ 543.146612] kill_block_super+0x95/0xe0 [ 543.150556] deactivate_locked_super+0x6c/0xd0 [ 543.155107] deactivate_super+0x7f/0xa0 [ 543.159050] cleanup_mnt+0x186/0x2c0 [ 543.162737] task_work_run+0x11f/0x190 [ 543.166595] exit_to_usermode_loop+0x1ad/0x200 [ 543.171161] do_syscall_64+0x4a3/0x640 [ 543.175022] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 543.180350] Kernel Offset: disabled [ 543.183957] Rebooting in 86400 seconds..