[ 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 '10.128.1.1' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 192.619198] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 192.620659] attempt to access beyond end of device [ 192.635571] loop0: rw=0, want=7227310118, limit=2048 [ 192.641832] attempt to access beyond end of device [ 192.647913] loop0: rw=0, want=72057594037928010, limit=2048 [ 192.653859] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 192.726261] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 192.737185] attempt to access beyond end of device [ 192.742217] loop0: rw=0, want=7227310118, limit=2048 [ 192.749847] attempt to access beyond end of device [ 192.760365] loop0: rw=0, want=72057594037928010, limit=2048 [ 192.768054] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 192.831806] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 192.846414] attempt to access beyond end of device [ 192.851392] loop0: rw=0, want=7227310118, limit=2048 [ 192.866284] attempt to access beyond end of device [ 192.871259] loop0: rw=0, want=72057594037928010, limit=2048 [ 192.878155] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 192.944845] attempt to access beyond end of device [ 192.946167] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 192.953297] loop0: rw=0, want=7227310118, limit=2048 [ 192.965518] attempt to access beyond end of device [ 192.970466] loop0: rw=0, want=72057594037928010, limit=2048 [ 192.976839] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 193.043003] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 193.059402] attempt to access beyond end of device [ 193.074504] loop0: rw=0, want=7227310118, limit=2048 [ 193.079926] attempt to access beyond end of device executing program [ 193.088247] loop0: rw=0, want=72057594037928010, limit=2048 [ 193.094023] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 193.162822] attempt to access beyond end of device [ 193.167860] loop0: rw=0, want=7227310118, limit=2048 [ 193.173230] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 193.183171] attempt to access beyond end of device [ 193.188414] loop0: rw=0, want=72057594037928010, limit=2048 [ 193.194301] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 193.261630] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 193.286187] attempt to access beyond end of device [ 193.291429] loop0: rw=0, want=7227310118, limit=2048 [ 193.298036] attempt to access beyond end of device [ 193.303061] loop0: rw=0, want=72057594037928010, limit=2048 executing program [ 193.309747] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 193.374645] attempt to access beyond end of device [ 193.379615] loop0: rw=0, want=7227310118, limit=2048 [ 193.383762] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 193.394530] attempt to access beyond end of device [ 193.399607] loop0: rw=0, want=72057594037928010, limit=2048 [ 193.405442] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 193.477212] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 193.488571] attempt to access beyond end of device [ 193.501966] loop0: rw=0, want=7227310118, limit=2048 [ 193.511649] attempt to access beyond end of device [ 193.517303] loop0: rw=0, want=72057594037928010, limit=2048 [ 193.523127] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 193.604583] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 193.606423] attempt to access beyond end of device [ 193.628299] loop0: rw=0, want=7227310118, limit=2048 [ 193.638534] attempt to access beyond end of device [ 193.643541] loop0: rw=0, want=72057594037928010, limit=2048 [ 193.649579] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 193.715718] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 193.717204] attempt to access beyond end of device [ 193.731118] loop0: rw=0, want=7227310118, limit=2048 [ 193.738507] attempt to access beyond end of device [ 193.743810] loop0: rw=0, want=72057594037928010, limit=2048 [ 193.750685] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 193.800053] attempt to access beyond end of device [ 193.805168] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 193.815212] loop0: rw=0, want=7227310118, limit=2048 [ 193.820719] attempt to access beyond end of device [ 193.826261] loop0: rw=0, want=72057594037928010, limit=2048 [ 193.832097] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 193.895276] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 193.905836] attempt to access beyond end of device [ 193.910894] loop0: rw=0, want=7227310118, limit=2048 [ 193.918492] attempt to access beyond end of device [ 193.923519] loop0: rw=0, want=72057594037928010, limit=2048 [ 193.929653] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 194.004530] attempt to access beyond end of device [ 194.009502] loop0: rw=0, want=7227310118, limit=2048 [ 194.015095] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 194.018975] attempt to access beyond end of device [ 194.030783] loop0: rw=0, want=72057594037928010, limit=2048 [ 194.037081] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 194.087512] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 194.088094] attempt to access beyond end of device [ 194.102397] loop0: rw=0, want=7227310118, limit=2048 [ 194.110210] attempt to access beyond end of device [ 194.116529] loop0: rw=0, want=72057594037928010, limit=2048 [ 194.122271] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 194.193467] attempt to access beyond end of device [ 194.194822] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 194.205043] loop0: rw=0, want=7227310118, limit=2048 [ 194.213857] attempt to access beyond end of device [ 194.219995] loop0: rw=0, want=72057594037928010, limit=2048 [ 194.227207] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 194.286134] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 194.296937] attempt to access beyond end of device [ 194.301995] loop0: rw=0, want=7227310118, limit=2048 [ 194.309067] attempt to access beyond end of device [ 194.314100] loop0: rw=0, want=72057594037928010, limit=2048 [ 194.320614] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 194.373318] attempt to access beyond end of device [ 194.378700] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 194.388769] loop0: rw=0, want=7227310118, limit=2048 [ 194.395973] attempt to access beyond end of device [ 194.401125] loop0: rw=0, want=72057594037928010, limit=2048 [ 194.408404] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 194.481159] attempt to access beyond end of device [ 194.486241] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 194.498028] loop0: rw=0, want=7227310118, limit=2048 [ 194.503738] attempt to access beyond end of device [ 194.509063] loop0: rw=0, want=72057594037928010, limit=2048 [ 194.515436] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 194.584787] attempt to access beyond end of device [ 194.586247] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 194.593212] loop0: rw=0, want=7227310118, limit=2048 [ 194.605500] attempt to access beyond end of device [ 194.610461] loop0: rw=0, want=72057594037928010, limit=2048 [ 194.617647] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 194.681332] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 194.692436] attempt to access beyond end of device [ 194.698731] loop0: rw=0, want=7227310118, limit=2048 [ 194.704122] attempt to access beyond end of device [ 194.711212] loop0: rw=0, want=72057594037928010, limit=2048 [ 194.717441] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 194.780949] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 194.806567] attempt to access beyond end of device [ 194.811535] loop0: rw=0, want=7227310118, limit=2048 [ 194.818183] attempt to access beyond end of device [ 194.823135] loop0: rw=0, want=72057594037928010, limit=2048 executing program [ 194.829748] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 194.888766] attempt to access beyond end of device [ 194.893815] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 194.903866] loop0: rw=0, want=7227310118, limit=2048 [ 194.910450] attempt to access beyond end of device [ 194.916842] loop0: rw=0, want=72057594037928010, limit=2048 [ 194.922701] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 195.002331] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 195.012872] attempt to access beyond end of device [ 195.018557] loop0: rw=0, want=7227310118, limit=2048 [ 195.024055] attempt to access beyond end of device [ 195.030250] loop0: rw=0, want=72057594037928010, limit=2048 [ 195.036320] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 195.089559] attempt to access beyond end of device [ 195.095104] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 195.105464] loop0: rw=0, want=7227310118, limit=2048 [ 195.110946] attempt to access beyond end of device [ 195.116283] loop0: rw=0, want=72057594037928010, limit=2048 [ 195.122105] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 195.183822] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 195.194806] attempt to access beyond end of device [ 195.199853] loop0: rw=0, want=7227310118, limit=2048 [ 195.207047] attempt to access beyond end of device [ 195.212086] loop0: rw=0, want=72057594037928010, limit=2048 [ 195.219285] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 195.272606] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 195.283112] attempt to access beyond end of device [ 195.289238] loop0: rw=0, want=7227310118, limit=2048 [ 195.295383] attempt to access beyond end of device [ 195.300330] loop0: rw=0, want=72057594037928010, limit=2048 [ 195.307081] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 195.363855] attempt to access beyond end of device [ 195.364016] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 195.373423] loop0: rw=0, want=7227310118, limit=2048 [ 195.384724] attempt to access beyond end of device [ 195.389812] loop0: rw=0, want=72057594037928010, limit=2048 [ 195.396192] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 195.469435] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 195.478170] attempt to access beyond end of device [ 195.494207] loop0: rw=0, want=7227310118, limit=2048 [ 195.499787] attempt to access beyond end of device [ 195.506024] loop0: rw=0, want=72057594037928010, limit=2048 [ 195.511780] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 195.594307] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 195.603782] attempt to access beyond end of device [ 195.611555] loop0: rw=0, want=7227310118, limit=2048 [ 195.621364] attempt to access beyond end of device [ 195.627087] loop0: rw=0, want=72057594037928010, limit=2048 [ 195.632879] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 195.689071] attempt to access beyond end of device [ 195.694269] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 195.704374] loop0: rw=0, want=7227310118, limit=2048 [ 195.709784] attempt to access beyond end of device [ 195.717089] loop0: rw=0, want=72057594037928010, limit=2048 [ 195.722921] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 195.789224] attempt to access beyond end of device [ 195.794348] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 195.804425] loop0: rw=0, want=7227310118, limit=2048 [ 195.809900] attempt to access beyond end of device [ 195.815436] loop0: rw=0, want=72057594037928010, limit=2048 [ 195.821325] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 195.875197] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 195.885906] attempt to access beyond end of device [ 195.890944] loop0: rw=0, want=7227310118, limit=2048 [ 195.897933] attempt to access beyond end of device [ 195.902958] loop0: rw=0, want=72057594037928010, limit=2048 [ 195.909085] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 195.970664] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 195.984557] attempt to access beyond end of device [ 195.989603] loop0: rw=0, want=7227310118, limit=2048 [ 195.996582] attempt to access beyond end of device [ 196.001578] loop0: rw=0, want=72057594037928010, limit=2048 [ 196.008124] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 196.070867] attempt to access beyond end of device [ 196.075998] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 196.084051] loop0: rw=0, want=7227310118, limit=2048 [ 196.091340] attempt to access beyond end of device [ 196.096658] loop0: rw=0, want=72057594037928010, limit=2048 [ 196.102413] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 196.172351] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 196.178087] attempt to access beyond end of device [ 196.203373] loop0: rw=0, want=7227310118, limit=2048 [ 196.210947] attempt to access beyond end of device [ 196.216618] loop0: rw=0, want=72057594037928010, limit=2048 executing program [ 196.222356] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 196.282271] attempt to access beyond end of device [ 196.283350] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 196.293006] loop0: rw=0, want=7227310118, limit=2048 [ 196.302960] attempt to access beyond end of device [ 196.308541] loop0: rw=0, want=72057594037928010, limit=2048 [ 196.314962] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 196.372028] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 196.382572] attempt to access beyond end of device [ 196.395358] loop0: rw=0, want=7227310118, limit=2048 [ 196.407073] attempt to access beyond end of device [ 196.412825] loop0: rw=0, want=72057594037928010, limit=2048 [ 196.419665] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 196.479782] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 196.480871] attempt to access beyond end of device [ 196.502508] loop0: rw=0, want=7227310118, limit=2048 [ 196.509473] attempt to access beyond end of device [ 196.515385] loop0: rw=0, want=72057594037928010, limit=2048 [ 196.521242] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 196.570620] attempt to access beyond end of device [ 196.576395] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 196.586449] loop0: rw=0, want=7227310118, limit=2048 [ 196.591878] attempt to access beyond end of device [ 196.598994] loop0: rw=0, want=72057594037928010, limit=2048 [ 196.605771] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 196.668497] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 196.674750] attempt to access beyond end of device [ 196.683265] loop0: rw=0, want=7227310118, limit=2048 [ 196.689173] attempt to access beyond end of device [ 196.694727] loop0: rw=0, want=72057594037928010, limit=2048 [ 196.700466] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 196.751054] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 196.761932] attempt to access beyond end of device [ 196.768341] loop0: rw=0, want=7227310118, limit=2048 [ 196.775054] attempt to access beyond end of device [ 196.781385] loop0: rw=0, want=72057594037928010, limit=2048 [ 196.788565] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 196.858053] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 196.868778] attempt to access beyond end of device [ 196.873810] loop0: rw=0, want=7227310118, limit=2048 [ 196.881648] attempt to access beyond end of device [ 196.887705] loop0: rw=0, want=72057594037928010, limit=2048 [ 196.893537] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 196.952704] attempt to access beyond end of device [ 196.964382] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 196.974649] loop0: rw=0, want=7227310118, limit=2048 [ 196.980138] attempt to access beyond end of device [ 196.986550] loop0: rw=0, want=72057594037928010, limit=2048 [ 196.992403] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 197.062377] attempt to access beyond end of device [ 197.067527] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 197.077472] loop0: rw=0, want=7227310118, limit=2048 [ 197.082929] attempt to access beyond end of device [ 197.089421] loop0: rw=0, want=72057594037928010, limit=2048 [ 197.095412] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 197.160287] attempt to access beyond end of device [ 197.165436] loop0: rw=0, want=7227310118, limit=2048 [ 197.170619] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 197.180994] attempt to access beyond end of device [ 197.186756] loop0: rw=0, want=72057594037928010, limit=2048 [ 197.192592] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 197.275490] attempt to access beyond end of device [ 197.280560] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 197.291019] loop0: rw=0, want=7227310118, limit=2048 [ 197.298501] attempt to access beyond end of device [ 197.303585] loop0: rw=0, want=72057594037928010, limit=2048 [ 197.310285] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 197.369635] attempt to access beyond end of device [ 197.374839] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 197.385058] loop0: rw=0, want=7227310118, limit=2048 [ 197.390472] attempt to access beyond end of device [ 197.395843] loop0: rw=0, want=72057594037928010, limit=2048 [ 197.401671] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 197.461315] attempt to access beyond end of device [ 197.470933] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 197.474426] loop0: rw=0, want=7227310118, limit=2048 [ 197.486405] attempt to access beyond end of device [ 197.491365] loop0: rw=0, want=72057594037928010, limit=2048 [ 197.498341] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 197.561971] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 197.572533] attempt to access beyond end of device [ 197.577744] loop0: rw=0, want=7227310118, limit=2048 [ 197.584072] attempt to access beyond end of device [ 197.592887] loop0: rw=0, want=72057594037928010, limit=2048 [ 197.599794] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 197.655865] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 197.666517] attempt to access beyond end of device [ 197.671548] loop0: rw=0, want=7227310118, limit=2048 [ 197.679484] attempt to access beyond end of device [ 197.686088] loop0: rw=0, want=72057594037928010, limit=2048 [ 197.692085] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 197.750863] attempt to access beyond end of device [ 197.756006] loop0: rw=0, want=7227310118, limit=2048 [ 197.761203] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 197.771649] attempt to access beyond end of device [ 197.778184] loop0: rw=0, want=72057594037928010, limit=2048 [ 197.786271] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 197.844977] attempt to access beyond end of device [ 197.846059] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 197.853423] loop0: rw=0, want=7227310118, limit=2048 [ 197.865484] attempt to access beyond end of device [ 197.870438] loop0: rw=0, want=72057594037928010, limit=2048 [ 197.876537] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 197.922985] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 197.933562] attempt to access beyond end of device [ 197.939987] loop0: rw=0, want=7227310118, limit=2048 [ 197.948085] attempt to access beyond end of device [ 197.955931] loop0: rw=0, want=72057594037928010, limit=2048 [ 197.961698] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 198.029270] attempt to access beyond end of device [ 198.034396] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 198.044456] loop0: rw=0, want=7227310118, limit=2048 [ 198.050105] attempt to access beyond end of device [ 198.055594] loop0: rw=0, want=72057594037928010, limit=2048 [ 198.061418] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 198.127917] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 198.138594] attempt to access beyond end of device [ 198.143633] loop0: rw=0, want=7227310118, limit=2048 [ 198.150116] attempt to access beyond end of device [ 198.156070] loop0: rw=0, want=72057594037928010, limit=2048 [ 198.161932] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 198.220968] attempt to access beyond end of device [ 198.226139] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 198.234670] loop0: rw=0, want=7227310118, limit=2048 [ 198.241268] attempt to access beyond end of device [ 198.247819] loop0: rw=0, want=72057594037928010, limit=2048 [ 198.253583] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 198.320309] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 198.327720] attempt to access beyond end of device [ 198.342921] loop0: rw=0, want=7227310118, limit=2048 [ 198.348761] attempt to access beyond end of device [ 198.353711] loop0: rw=0, want=72057594037928010, limit=2048 [ 198.359519] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 198.420666] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 198.421712] attempt to access beyond end of device [ 198.435771] loop0: rw=0, want=7227310118, limit=2048 [ 198.441239] attempt to access beyond end of device [ 198.448385] loop0: rw=0, want=72057594037928010, limit=2048 [ 198.454950] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 198.534532] attempt to access beyond end of device [ 198.544256] loop0: rw=0, want=7227310118, limit=2048 [ 198.544444] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 198.554803] attempt to access beyond end of device [ 198.565314] loop0: rw=0, want=72057594037928010, limit=2048 [ 198.571074] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 198.621423] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 198.632708] attempt to access beyond end of device [ 198.645965] loop0: rw=0, want=7227310118, limit=2048 [ 198.651525] attempt to access beyond end of device [ 198.658298] loop0: rw=0, want=72057594037928010, limit=2048 [ 198.664735] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 198.734042] attempt to access beyond end of device [ 198.739159] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 198.749106] loop0: rw=0, want=7227310118, limit=2048 [ 198.756010] attempt to access beyond end of device [ 198.761693] loop0: rw=0, want=72057594037928010, limit=2048 [ 198.768733] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 198.819157] attempt to access beyond end of device [ 198.824322] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 198.834291] loop0: rw=0, want=7227310118, limit=2048 [ 198.839699] attempt to access beyond end of device [ 198.846759] loop0: rw=0, want=72057594037928010, limit=2048 [ 198.852614] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 198.935426] attempt to access beyond end of device [ 198.940469] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 198.951080] loop0: rw=0, want=7227310118, limit=2048 [ 198.956518] attempt to access beyond end of device [ 198.961469] loop0: rw=0, want=72057594037928010, limit=2048 [ 198.967282] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program executing program [ 199.044265] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 199.044449] attempt to access beyond end of device [ 199.062257] loop0: rw=0, want=7227310118, limit=2048 [ 199.067758] attempt to access beyond end of device [ 199.072706] loop0: rw=0, want=72057594037928010, limit=2048 [ 199.080205] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 199.129156] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 199.134713] attempt to access beyond end of device [ 199.150131] loop0: rw=0, want=7227310118, limit=2048 [ 199.157783] attempt to access beyond end of device [ 199.162737] loop0: rw=0, want=72057594037928010, limit=2048 [ 199.169665] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 199.245100] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 199.255720] attempt to access beyond end of device [ 199.260671] loop0: rw=0, want=7227310118, limit=2048 [ 199.267643] attempt to access beyond end of device [ 199.272592] loop0: rw=0, want=72057594037928010, limit=2048 [ 199.280102] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) executing program [ 199.358375] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 199.369192] attempt to access beyond end of device [ 199.383929] loop0: rw=0, want=7227310118, limit=2048 [ 199.390016] attempt to access beyond end of device [ 199.395686] loop0: rw=0, want=72057594037928010, limit=2048 [ 199.401437] NILFS (loop0): I/O error reading meta-data file (ino=6, block-offset=1) [ 199.413180] ================================================================== [ 199.420764] BUG: KASAN: use-after-free in nilfs_segctor_confirm+0x15f/0x180 [ 199.427852] Read of size 8 at addr ffff8880ab037970 by task syz-executor210/8103 [ 199.435363] [ 199.436976] CPU: 1 PID: 8103 Comm: syz-executor210 Not tainted 4.19.211-syzkaller #0 [ 199.444836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 199.454202] Call Trace: [ 199.456779] dump_stack+0x1fc/0x2ef [ 199.460392] print_address_description.cold+0x54/0x219 [ 199.465654] kasan_report_error.cold+0x8a/0x1b9 [ 199.470310] ? nilfs_segctor_confirm+0x15f/0x180 [ 199.475048] __asan_report_load8_noabort+0x88/0x90 [ 199.479978] ? nilfs_segctor_confirm+0x15f/0x180 [ 199.484718] nilfs_segctor_confirm+0x15f/0x180 [ 199.489288] nilfs_detach_log_writer+0x868/0x9f0 [ 199.494035] ? nilfs_clean_segments+0xa60/0xa60 [ 199.498690] ? dispose_list+0x137/0x1f0 [ 199.502651] ? wait_woken+0x250/0x250 [ 199.506433] ? dispose_list+0x1f0/0x1f0 [ 199.510397] nilfs_put_super+0x3f/0x1a0 [ 199.514355] ? nilfs_freeze+0xc0/0xc0 [ 199.518143] generic_shutdown_super+0x144/0x370 [ 199.522796] kill_block_super+0x97/0xf0 [ 199.526760] deactivate_locked_super+0x94/0x160 [ 199.531421] deactivate_super+0x174/0x1a0 [ 199.535556] ? deactivate_locked_super+0x160/0x160 [ 199.540472] ? dput+0x31/0x640 [ 199.543655] cleanup_mnt+0x1a8/0x290 [ 199.547357] task_work_run+0x148/0x1c0 [ 199.551241] exit_to_usermode_loop+0x251/0x2a0 [ 199.555806] do_syscall_64+0x538/0x620 [ 199.559683] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.564860] RIP: 0033:0x7fcb5b2acea7 [ 199.568556] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 199.587444] RSP: 002b:00007ffcf11a5b18 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 199.595229] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fcb5b2acea7 [ 199.602482] RDX: 00007ffcf11a5bda RSI: 000000000000000a RDI: 00007ffcf11a5bd0 [ 199.609737] RBP: 00007ffcf11a5bd0 R08: 00000000ffffffff R09: 00007ffcf11a59b0 [ 199.616992] R10: 0000555556ce0683 R11: 0000000000000206 R12: 00007ffcf11a6c40 [ 199.624246] R13: 0000555556ce05f0 R14: 00007ffcf11a5b40 R15: 0000000000000044 [ 199.631508] [ 199.633117] Allocated by task 8593: [ 199.636729] kmem_cache_alloc_trace+0x12f/0x380 [ 199.641380] nilfs_find_or_create_root+0x84/0x460 [ 199.646206] nilfs_attach_checkpoint+0xc1/0x4b0 [ 199.650861] nilfs_mount+0xa25/0xe70 [ 199.654559] mount_fs+0xa3/0x310 [ 199.658256] vfs_kern_mount.part.0+0x68/0x470 [ 199.662732] do_mount+0x115c/0x2f50 [ 199.666340] ksys_mount+0xcf/0x130 [ 199.669860] __x64_sys_mount+0xba/0x150 [ 199.673816] do_syscall_64+0xf9/0x620 [ 199.677600] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.682771] [ 199.684377] Freed by task 8103: [ 199.687642] kfree+0xcc/0x210 [ 199.690730] nilfs_put_root+0xb1/0xd0 [ 199.694516] nilfs_clear_inode+0x1d1/0x240 [ 199.698733] nilfs_evict_inode+0x318/0x440 [ 199.702954] evict+0x2ed/0x760 [ 199.706139] dispose_list+0x124/0x1f0 [ 199.709922] evict_inodes+0x341/0x430 [ 199.713705] generic_shutdown_super+0xb3/0x370 [ 199.718269] kill_block_super+0x97/0xf0 [ 199.722402] deactivate_locked_super+0x94/0x160 [ 199.727052] deactivate_super+0x174/0x1a0 [ 199.731183] cleanup_mnt+0x1a8/0x290 [ 199.734883] task_work_run+0x148/0x1c0 [ 199.738753] exit_to_usermode_loop+0x251/0x2a0 [ 199.743315] do_syscall_64+0x538/0x620 [ 199.747196] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.752363] [ 199.753972] The buggy address belongs to the object at ffff8880ab037940 [ 199.753972] which belongs to the cache kmalloc-256 of size 256 [ 199.766614] The buggy address is located 48 bytes inside of [ 199.766614] 256-byte region [ffff8880ab037940, ffff8880ab037a40) [ 199.778382] The buggy address belongs to the page: [ 199.783297] page:ffffea0002ac0dc0 count:1 mapcount:0 mapping:ffff88813bff07c0 index:0x0 [ 199.791447] flags: 0xfff00000000100(slab) [ 199.795580] raw: 00fff00000000100 ffffea0002ac25c8 ffffea0002ac0c88 ffff88813bff07c0 [ 199.803468] raw: 0000000000000000 ffff8880ab037080 000000010000000c 0000000000000000 [ 199.811328] page dumped because: kasan: bad access detected [ 199.817014] [ 199.818620] Memory state around the buggy address: [ 199.823533] ffff8880ab037800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 199.830897] ffff8880ab037880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 199.838243] >ffff8880ab037900: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 199.845589] ^ [ 199.852597] ffff8880ab037980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 199.859944] ffff8880ab037a00: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 199.867283] ================================================================== [ 199.874620] Disabling lock debugging due to kernel taint [ 199.881055] Kernel panic - not syncing: panic_on_warn set ... [ 199.881055] [ 199.888431] CPU: 1 PID: 8103 Comm: syz-executor210 Tainted: G B 4.19.211-syzkaller #0 [ 199.897695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 199.907044] Call Trace: [ 199.909634] dump_stack+0x1fc/0x2ef [ 199.913258] panic+0x26a/0x50e [ 199.916432] ? __warn_printk+0xf3/0xf3 [ 199.920303] ? preempt_schedule_common+0x45/0xc0 [ 199.925051] ? ___preempt_schedule+0x16/0x18 [ 199.929448] ? trace_hardirqs_on+0x55/0x210 [ 199.933756] kasan_end_report+0x43/0x49 [ 199.937714] kasan_report_error.cold+0xa7/0x1b9 [ 199.942371] ? nilfs_segctor_confirm+0x15f/0x180 [ 199.947119] __asan_report_load8_noabort+0x88/0x90 [ 199.952034] ? nilfs_segctor_confirm+0x15f/0x180 [ 199.956771] nilfs_segctor_confirm+0x15f/0x180 [ 199.961344] nilfs_detach_log_writer+0x868/0x9f0 [ 199.966092] ? nilfs_clean_segments+0xa60/0xa60 [ 199.970744] ? dispose_list+0x137/0x1f0 [ 199.974725] ? wait_woken+0x250/0x250 [ 199.978621] ? dispose_list+0x1f0/0x1f0 [ 199.982580] nilfs_put_super+0x3f/0x1a0 [ 199.986540] ? nilfs_freeze+0xc0/0xc0 [ 199.990326] generic_shutdown_super+0x144/0x370 [ 199.994996] kill_block_super+0x97/0xf0 [ 199.999040] deactivate_locked_super+0x94/0x160 [ 200.003690] deactivate_super+0x174/0x1a0 [ 200.007824] ? deactivate_locked_super+0x160/0x160 [ 200.012736] ? dput+0x31/0x640 [ 200.015913] cleanup_mnt+0x1a8/0x290 [ 200.019612] task_work_run+0x148/0x1c0 [ 200.023484] exit_to_usermode_loop+0x251/0x2a0 [ 200.028051] do_syscall_64+0x538/0x620 [ 200.031922] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 200.037108] RIP: 0033:0x7fcb5b2acea7 [ 200.040807] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 200.060057] RSP: 002b:00007ffcf11a5b18 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 200.067748] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fcb5b2acea7 [ 200.074997] RDX: 00007ffcf11a5bda RSI: 000000000000000a RDI: 00007ffcf11a5bd0 [ 200.082248] RBP: 00007ffcf11a5bd0 R08: 00000000ffffffff R09: 00007ffcf11a59b0 [ 200.089498] R10: 0000555556ce0683 R11: 0000000000000206 R12: 00007ffcf11a6c40 [ 200.096745] R13: 0000555556ce05f0 R14: 00007ffcf11a5b40 R15: 0000000000000044 [ 200.104179] Kernel Offset: disabled [ 200.107797] Rebooting in 86400 seconds..