syzkaller login: [ 11.286279][ T938] udevd (938) used greatest stack depth: 25384 bytes left [ 32.650581][ T1050] sftp-server (1050) used greatest stack depth: 25248 bytes left [ 39.136813][ T1066] cgroup: Unknown subsys name 'net' [ 39.142147][ T1066] cgroup: Unknown subsys name 'net_prio' [ 39.148446][ T1066] cgroup: Unknown subsys name 'devices' [ 39.154187][ T1066] cgroup: Unknown subsys name 'blkio' [ 39.246815][ T1066] cgroup: Unknown subsys name 'hugetlb' [ 39.252558][ T1066] cgroup: Unknown subsys name 'rlimit' [ 41.348857][ T1072] syz-executor.1 (1072) used greatest stack depth: 24088 bytes left Warning: Permanently added '10.128.1.152' (ED25519) to the list of known hosts. 2024/08/13 17:10:55 ignoring optional flag "sandboxArg"="0" 2024/08/13 17:10:55 parsed 1 programs 2024/08/13 17:10:55 executed programs: 0 [ 69.588975][ T3995] loop2: detected capacity change from 0 to 8192 [ 69.612152][ T3995] REISERFS (device loop2): found reiserfs format "3.5" with non-standard journal [ 69.627582][ T4013] loop5: detected capacity change from 0 to 8192 [ 69.643286][ T3995] REISERFS (device loop2): using ordered data mode [ 69.650072][ T3995] reiserfs: using flush barriers [ 69.650431][ T4013] REISERFS (device loop5): found reiserfs format "3.5" with non-standard journal [ 69.656494][ T3995] REISERFS (device loop2): journal params: device loop2, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 69.680339][ T4013] REISERFS (device loop5): using ordered data mode [ 69.687963][ T4013] reiserfs: using flush barriers [ 69.693769][ T4013] REISERFS (device loop5): journal params: device loop5, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 69.711226][ T4013] REISERFS (device loop5): checking transaction log (loop5) [ 69.718995][ T3995] REISERFS (device loop2): checking transaction log (loop2) [ 69.727105][ T4013] REISERFS (device loop5): Using r5 hash to sort names [ 69.735041][ T4013] reiserfs: enabling write barrier flush mode [ 69.744042][ T4013] REISERFS (device loop5): Created .reiserfs_priv - reserved for xattr storage. [ 69.760784][ T3995] REISERFS (device loop2): Using r5 hash to sort names [ 69.806560][ T4032] loop1: detected capacity change from 0 to 8192 [ 69.813248][ T3995] reiserfs: enabling write barrier flush mode [ 69.820902][ T3995] REISERFS (device loop2): Created .reiserfs_priv - reserved for xattr storage. [ 69.831560][ T4032] REISERFS (device loop1): found reiserfs format "3.5" with non-standard journal [ 69.841325][ T4032] REISERFS (device loop1): using ordered data mode [ 69.851440][ T4032] reiserfs: using flush barriers 2024/08/13 17:11:05 executed programs: 6 [ 69.865310][ T4032] REISERFS (device loop1): journal params: device loop1, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 69.884127][ T4032] REISERFS (device loop1): checking transaction log (loop1) [ 69.904951][ T4032] REISERFS (device loop1): Using r5 hash to sort names [ 69.911275][ T4047] loop0: detected capacity change from 0 to 8192 [ 69.922130][ T4037] loop3: detected capacity change from 0 to 8192 [ 69.924387][ T4047] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 69.944970][ T4045] loop4: detected capacity change from 0 to 8192 [ 69.952547][ T4047] REISERFS (device loop0): using ordered data mode [ 69.956595][ T4045] REISERFS (device loop4): found reiserfs format "3.5" with non-standard journal [ 69.959405][ T4032] reiserfs: enabling write barrier flush mode [ 69.973130][ T4045] REISERFS (device loop4): using ordered data mode [ 69.974657][ T4047] reiserfs: using flush barriers [ 69.986083][ T4037] REISERFS (device loop3): found reiserfs format "3.5" with non-standard journal [ 69.986887][ T4045] reiserfs: using flush barriers [ 69.995787][ T4037] REISERFS (device loop3): using ordered data mode [ 70.007703][ T4037] reiserfs: using flush barriers [ 70.011066][ T4032] REISERFS (device loop1): Created .reiserfs_priv - reserved for xattr storage. [ 70.012665][ T4047] REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 70.038087][ T4047] REISERFS (device loop0): checking transaction log (loop0) [ 70.046529][ T4047] REISERFS (device loop0): Using r5 hash to sort names [ 70.046873][ T4037] REISERFS (device loop3): journal params: device loop3, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 70.055601][ T4045] REISERFS (device loop4): journal params: device loop4, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 70.085763][ T4045] REISERFS (device loop4): checking transaction log (loop4) [ 70.095719][ T4047] reiserfs: enabling write barrier flush mode [ 70.114484][ T4045] REISERFS (device loop4): Using r5 hash to sort names [ 70.124288][ T4047] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 70.124758][ T4037] REISERFS (device loop3): checking transaction log (loop3) [ 70.152915][ T4045] reiserfs: enabling write barrier flush mode [ 70.175478][ T4045] REISERFS (device loop4): Created .reiserfs_priv - reserved for xattr storage. [ 70.176604][ T4055] loop5: detected capacity change from 0 to 8192 [ 70.187019][ T4057] loop2: detected capacity change from 0 to 8192 [ 70.195676][ T4037] REISERFS (device loop3): Using r5 hash to sort names [ 70.204191][ T4057] REISERFS (device loop2): found reiserfs format "3.5" with non-standard journal [ 70.211818][ T4037] reiserfs: enabling write barrier flush mode [ 70.214172][ T4057] REISERFS (device loop2): using ordered data mode [ 70.220684][ T4055] REISERFS (device loop5): found reiserfs format "3.5" with non-standard journal [ 70.226310][ T4057] reiserfs: using flush barriers [ 70.241745][ T4055] REISERFS (device loop5): using ordered data mode [ 70.246058][ T4057] REISERFS (device loop2): journal params: device loop2, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 70.248378][ T4055] reiserfs: using flush barriers [ 70.270995][ T4055] REISERFS (device loop5): journal params: device loop5, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 70.271216][ T4057] REISERFS (device loop2): checking transaction log (loop2) [ 70.292402][ T4037] REISERFS (device loop3): Created .reiserfs_priv - reserved for xattr storage. [ 70.294678][ T4055] REISERFS (device loop5): checking transaction log (loop5) [ 70.308078][ T4057] REISERFS (device loop2): Using r5 hash to sort names [ 70.312654][ T4055] REISERFS (device loop5): Using r5 hash to sort names [ 70.327577][ T4057] reiserfs: enabling write barrier flush mode [ 70.334911][ T4055] reiserfs: enabling write barrier flush mode [ 70.354927][ T4057] REISERFS (device loop2): Created .reiserfs_priv - reserved for xattr storage. [ 70.354981][ T4055] REISERFS (device loop5): Created .reiserfs_priv - reserved for xattr storage. [ 70.497324][ T4071] loop4: detected capacity change from 0 to 8192 [ 70.507649][ T4071] REISERFS (device loop4): found reiserfs format "3.5" with non-standard journal [ 70.517701][ T4071] REISERFS (device loop4): using ordered data mode [ 70.525539][ T4071] reiserfs: using flush barriers [ 70.531198][ T4071] REISERFS (device loop4): journal params: device loop4, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 70.547696][ T4071] REISERFS (device loop4): checking transaction log (loop4) [ 70.555708][ T4071] REISERFS (device loop4): Using r5 hash to sort names [ 70.558984][ T4066] loop0: detected capacity change from 0 to 8192 [ 70.563245][ T4071] reiserfs: enabling write barrier flush mode [ 70.576385][ T4071] REISERFS (device loop4): Created .reiserfs_priv - reserved for xattr storage. [ 70.604623][ T4068] loop1: detected capacity change from 0 to 8192 [ 70.612537][ T4066] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 70.622030][ T4068] REISERFS (device loop1): found reiserfs format "3.5" with non-standard journal [ 70.640301][ T4074] loop3: detected capacity change from 0 to 8192 [ 70.640600][ T4066] REISERFS (device loop0): using ordered data mode [ 70.649070][ T4068] REISERFS (device loop1): using ordered data mode [ 70.662672][ T4068] reiserfs: using flush barriers [ 70.689541][ T4074] REISERFS (device loop3): found reiserfs format "3.5" with non-standard journal [ 70.703715][ T4068] REISERFS (device loop1): journal params: device loop1, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 70.707086][ T4082] loop2: detected capacity change from 0 to 8192 [ 70.719916][ T4066] reiserfs: using flush barriers [ 70.727091][ T4074] REISERFS (device loop3): using ordered data mode [ 70.737876][ T4068] REISERFS (device loop1): checking transaction log (loop1) [ 70.739647][ T4074] reiserfs: using flush barriers [ 70.750921][ T4066] REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 70.755136][ T4074] REISERFS (device loop3): journal params: device loop3, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 70.776369][ T4078] loop5: detected capacity change from 0 to 8192 [ 70.790080][ T4082] REISERFS (device loop2): found reiserfs format "3.5" with non-standard journal [ 70.790363][ T4068] REISERFS (device loop1): Using r5 hash to sort names [ 70.799674][ T4066] REISERFS (device loop0): checking transaction log (loop0) [ 70.806353][ T4082] REISERFS (device loop2): using ordered data mode [ 70.813671][ T4074] REISERFS (device loop3): checking transaction log (loop3) [ 70.821392][ T4066] REISERFS (device loop0): Using r5 hash to sort names [ 70.828587][ T4082] reiserfs: using flush barriers [ 70.839881][ T4082] REISERFS (device loop2): journal params: device loop2, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 70.846306][ T4078] REISERFS (device loop5): found reiserfs format "3.5" with non-standard journal [ 70.856240][ T4082] REISERFS (device loop2): checking transaction log (loop2) [ 70.872774][ T4068] reiserfs: enabling write barrier flush mode [ 70.884766][ T4066] reiserfs: enabling write barrier flush mode [ 70.885535][ T4068] REISERFS (device loop1): Created .reiserfs_priv - reserved for xattr storage. [ 70.890926][ T4078] REISERFS (device loop5): using ordered data mode [ 70.900659][ T4082] REISERFS (device loop2): Using r5 hash to sort names [ 70.906930][ T4074] REISERFS (device loop3): Using r5 hash to sort names [ 70.924600][ T4066] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 70.934037][ T4082] reiserfs: enabling write barrier flush mode [ 70.942946][ T4078] reiserfs: using flush barriers [ 70.943289][ T4082] REISERFS (device loop2): Created .reiserfs_priv - reserved for xattr storage. [ 70.949806][ T4074] reiserfs: enabling write barrier flush mode [ 70.975762][ T4078] REISERFS (device loop5): journal params: device loop5, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 70.978417][ T4074] REISERFS (device loop3): Created .reiserfs_priv - reserved for xattr storage. [ 70.992560][ T4078] REISERFS (device loop5): checking transaction log (loop5) [ 71.013249][ T4078] REISERFS (device loop5): Using r5 hash to sort names [ 71.027938][ T4086] loop4: detected capacity change from 0 to 8192 [ 71.036489][ T4078] reiserfs: enabling write barrier flush mode [ 71.041972][ T4086] REISERFS (device loop4): found reiserfs format "3.5" with non-standard journal [ 71.046943][ T4078] REISERFS (device loop5): Created .reiserfs_priv - reserved for xattr storage. [ 71.064776][ T4086] REISERFS (device loop4): using ordered data mode [ 71.071517][ T4086] reiserfs: using flush barriers [ 71.077809][ T4086] REISERFS (device loop4): journal params: device loop4, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 71.094168][ T4086] REISERFS (device loop4): checking transaction log (loop4) [ 71.101935][ T4086] REISERFS (device loop4): Using r5 hash to sort names [ 71.150134][ T4093] loop0: detected capacity change from 0 to 8192 [ 71.168669][ T4093] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 71.174317][ T4086] reiserfs: enabling write barrier flush mode [ 71.185092][ T4093] REISERFS (device loop0): using ordered data mode [ 71.186461][ T4086] REISERFS (device loop4): Created .reiserfs_priv - reserved for xattr storage. [ 71.192023][ T4093] reiserfs: using flush barriers [ 71.221769][ T4093] REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 71.245499][ T4098] loop1: detected capacity change from 0 to 8192 [ 71.253733][ T4093] REISERFS (device loop0): checking transaction log (loop0) [ 71.264154][ T4098] REISERFS (device loop1): found reiserfs format "3.5" with non-standard journal [ 71.273428][ T4098] REISERFS (device loop1): using ordered data mode [ 71.280432][ T4093] REISERFS (device loop0): Using r5 hash to sort names [ 71.326783][ T4103] loop3: detected capacity change from 0 to 8192 [ 71.328470][ T4093] reiserfs: enabling write barrier flush mode [ 71.346318][ T4103] REISERFS (device loop3): found reiserfs format "3.5" with non-standard journal [ 71.347050][ T4098] reiserfs: using flush barriers [ 71.366492][ T4103] REISERFS (device loop3): using ordered data mode [ 71.370136][ T4093] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 71.382842][ T4103] reiserfs: using flush barriers [ 71.390817][ T4098] REISERFS (device loop1): journal params: device loop1, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 71.395182][ T4100] loop2: detected capacity change from 0 to 8192 [ 71.415998][ T4098] REISERFS (device loop1): checking transaction log (loop1) [ 71.423330][ T4103] REISERFS (device loop3): journal params: device loop3, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 71.424008][ T4107] loop5: detected capacity change from 0 to 8192 [ 71.439948][ T4103] REISERFS (device loop3): checking transaction log (loop3) [ 71.446925][ T4100] REISERFS (device loop2): found reiserfs format "3.5" with non-standard journal [ 71.455752][ T4107] REISERFS (device loop5): found reiserfs format "3.5" with non-standard journal [ 71.463480][ T4100] REISERFS (device loop2): using ordered data mode [ 71.472216][ T4098] REISERFS (device loop1): Using r5 hash to sort names [ 71.484984][ T4103] REISERFS (device loop3): Using r5 hash to sort names [ 71.485904][ T4098] reiserfs: enabling write barrier flush mode [ 71.498523][ T4100] reiserfs: using flush barriers [ 71.505548][ T4098] REISERFS (device loop1): Created .reiserfs_priv - reserved for xattr storage. [ 71.514759][ T4107] REISERFS (device loop5): using ordered data mode [ 71.534270][ T4107] reiserfs: using flush barriers [ 71.539110][ T4112] loop4: detected capacity change from 0 to 8192 [ 71.547681][ T4100] REISERFS (device loop2): journal params: device loop2, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 71.554163][ T4103] reiserfs: enabling write barrier flush mode [ 71.564692][ T4100] REISERFS (device loop2): checking transaction log (loop2) [ 71.579130][ T4112] REISERFS (device loop4): found reiserfs format "3.5" with non-standard journal [ 71.585866][ T4107] REISERFS (device loop5): journal params: device loop5, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 71.588689][ T4112] REISERFS (device loop4): using ordered data mode [ 71.605452][ T4100] REISERFS (device loop2): Using r5 hash to sort names [ 71.610957][ T4112] reiserfs: using flush barriers [ 71.622780][ T4103] REISERFS (device loop3): Created .reiserfs_priv - reserved for xattr storage. [ 71.632920][ T4107] REISERFS (device loop5): checking transaction log (loop5) [ 71.640712][ T4112] REISERFS (device loop4): journal params: device loop4, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 71.657161][ T4112] REISERFS (device loop4): checking transaction log (loop4) [ 71.659338][ T4107] REISERFS (device loop5): Using r5 hash to sort names [ 71.665017][ T4100] reiserfs: enabling write barrier flush mode [ 71.679776][ T4100] REISERFS (device loop2): Created .reiserfs_priv - reserved for xattr storage. [ 71.681124][ T4107] reiserfs: enabling write barrier flush mode [ 71.695066][ T4112] REISERFS (device loop4): Using r5 hash to sort names [ 71.702605][ T4112] reiserfs: enabling write barrier flush mode [ 71.708658][ T4107] REISERFS (device loop5): Created .reiserfs_priv - reserved for xattr storage. [ 71.733341][ T4112] REISERFS (device loop4): Created .reiserfs_priv - reserved for xattr storage. [ 71.842871][ T4121] loop1: detected capacity change from 0 to 8192 [ 71.865271][ T4121] REISERFS (device loop1): found reiserfs format "3.5" with non-standard journal [ 71.870631][ T4118] loop0: detected capacity change from 0 to 8192 [ 71.883963][ T4121] REISERFS (device loop1): using ordered data mode [ 71.890458][ T4121] reiserfs: using flush barriers [ 71.919427][ T4121] REISERFS (device loop1): journal params: device loop1, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 71.923088][ T4125] loop3: detected capacity change from 0 to 8192 [ 71.943615][ T4118] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 71.969282][ T4128] loop2: detected capacity change from 0 to 8192 [ 71.969605][ T4118] REISERFS (device loop0): using ordered data mode [ 71.975993][ T4121] REISERFS (device loop1): checking transaction log (loop1) [ 71.990055][ T4118] reiserfs: using flush barriers [ 72.001262][ T4118] REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 72.003899][ T4125] REISERFS (device loop3): found reiserfs format "3.5" with non-standard journal [ 72.018174][ T4118] REISERFS (device loop0): checking transaction log (loop0) [ 72.034754][ T4125] REISERFS (device loop3): using ordered data mode [ 72.034898][ T4128] REISERFS (device loop2): found reiserfs format "3.5" with non-standard journal [ 72.041424][ T4125] reiserfs: using flush barriers [ 72.056282][ T4118] REISERFS (device loop0): Using r5 hash to sort names [ 72.057940][ T4121] REISERFS (device loop1): Using r5 hash to sort names [ 72.066330][ T4118] reiserfs: enabling write barrier flush mode [ 72.076545][ T4128] REISERFS (device loop2): using ordered data mode [ 72.083075][ T4128] reiserfs: using flush barriers [ 72.093474][ T4118] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 72.095359][ T4128] REISERFS (device loop2): journal params: device loop2, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 72.118835][ T4128] REISERFS (device loop2): checking transaction log (loop2) [ 72.126828][ T4125] REISERFS (device loop3): journal params: device loop3, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 72.129055][ T4121] reiserfs: enabling write barrier flush mode [ 72.144817][ T4125] REISERFS (device loop3): checking transaction log (loop3) [ 72.155331][ T4128] REISERFS (device loop2): Using r5 hash to sort names [ 72.176127][ T4134] loop5: detected capacity change from 0 to 8192 [ 72.181327][ T4128] reiserfs: enabling write barrier flush mode [ 72.188682][ T4132] loop4: detected capacity change from 0 to 8192 [ 72.189515][ T4125] REISERFS (device loop3): Using r5 hash to sort names [ 72.204806][ T4128] REISERFS (device loop2): Created .reiserfs_priv - reserved for xattr storage. [ 72.210535][ T4125] reiserfs: enabling write barrier flush mode [ 72.216305][ T4134] REISERFS (device loop5): found reiserfs format "3.5" with non-standard journal [ 72.220825][ T4121] REISERFS (device loop1): Created .reiserfs_priv - reserved for xattr storage. [ 72.229579][ T4134] REISERFS (device loop5): using ordered data mode [ 72.239951][ T4132] REISERFS (device loop4): found reiserfs format "3.5" with non-standard journal [ 72.252346][ T4134] reiserfs: using flush barriers [ 72.256827][ T4132] REISERFS (device loop4): using ordered data mode [ 72.259928][ T4134] REISERFS (device loop5): journal params: device loop5, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 72.267746][ T4125] REISERFS (device loop3): Created .reiserfs_priv - reserved for xattr storage. [ 72.282036][ T4134] REISERFS (device loop5): checking transaction log (loop5) [ 72.291492][ T4132] reiserfs: using flush barriers [ 72.298394][ T4134] REISERFS (device loop5): Using r5 hash to sort names [ 72.314231][ T4132] REISERFS (device loop4): journal params: device loop4, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 72.318601][ T4134] reiserfs: enabling write barrier flush mode [ 72.333102][ T4137] REISERFS warning: reiserfs-5093 is_leaf: item entry count seems wrong *3.5*[2 1 0(1) DIR], item_len 35, item_location 4029, free_space(entry_count) 2 [ 72.341724][ T4134] REISERFS (device loop5): Created .reiserfs_priv - reserved for xattr storage. [ 72.352428][ T4132] REISERFS (device loop4): checking transaction log (loop4) [ 72.372802][ T4137] REISERFS error (device loop0): vs-5150 search_by_key: invalid format found in block 540. Fsck? [ 72.381526][ T4132] REISERFS (device loop4): Using r5 hash to sort names [ 72.386787][ T4137] REISERFS (device loop0): Remounting filesystem read-only [ 72.398242][ T4137] REISERFS error (device loop0): vs-13050 reiserfs_update_sd_size: i/o failure occurred trying to update [2 3 0x0 SD] stat data [ 72.420239][ T4132] reiserfs: enabling write barrier flush mode [ 72.424619][ T4138] REISERFS warning: reiserfs-5093 is_leaf: item entry count seems wrong *3.5*[2 1 0(1) DIR], item_len 35, item_location 4029, free_space(entry_count) 2 [ 72.429505][ T4132] REISERFS (device loop4): Created .reiserfs_priv - reserved for xattr storage. [ 72.446052][ T4138] REISERFS error (device loop0): vs-5150 search_by_key: invalid format found in block 540. Fsck? [ 72.461610][ T4138] ================================================================== [ 72.469667][ T4138] BUG: KASAN: null-ptr-deref in fix_nodes+0x44c/0x6d70 [ 72.476505][ T4138] Read of size 8 at addr 0000000000000000 by task syz-executor.0/4138 [ 72.484629][ T4138] [ 72.486960][ T4138] CPU: 1 PID: 4138 Comm: syz-executor.0 Not tainted 5.15.164-syzkaller #0 [ 72.495422][ T4138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 72.505463][ T4138] Call Trace: [ 72.508720][ T4138] [ 72.511630][ T4138] dump_stack_lvl+0x41/0x5e [ 72.516119][ T4138] kasan_report.cold+0x66/0xdf [ 72.520865][ T4138] ? journal_mark_dirty+0xe0/0xcc0 [ 72.525974][ T4138] ? fix_nodes+0x44c/0x6d70 [ 72.530455][ T4138] kasan_check_range+0x13d/0x180 [ 72.535486][ T4138] fix_nodes+0x44c/0x6d70 [ 72.539803][ T4138] ? prepare_for_delete_or_cut+0x880/0x1850 [ 72.545752][ T4138] ? is_leaf_removable+0x940/0x940 [ 72.550923][ T4138] ? comp_items+0x190/0x190 [ 72.555405][ T4138] ? __find_get_block+0x458/0x7d0 [ 72.560412][ T4138] reiserfs_cut_from_item+0x266/0x1690 [ 72.565849][ T4138] ? reiserfs_delete_solid_item+0xaa0/0xaa0 [ 72.571824][ T4138] ? ll_rw_block+0x6c/0x190 [ 72.576402][ T4138] ? journal_transaction_should_end+0x1a7/0x3b0 [ 72.582615][ T4138] reiserfs_do_truncate+0x8a6/0xea0 [ 72.587788][ T4138] ? reiserfs_cut_from_item+0x1690/0x1690 [ 72.593479][ T4138] ? do_journal_end+0x46f0/0x46f0 [ 72.598476][ T4138] ? journal_begin+0x14d/0x380 [ 72.603213][ T4138] reiserfs_truncate_file+0x179/0xa20 [ 72.608554][ T4138] ? up_write+0x138/0x200 [ 72.612853][ T4138] ? reiserfs_write_inode+0x280/0x280 [ 72.618374][ T4138] reiserfs_setattr+0x877/0xd20 [ 72.623199][ T4138] ? reiserfs_new_inode+0x1ee0/0x1ee0 [ 72.628546][ T4138] ? current_time+0x6e/0x200 [ 72.633106][ T4138] ? mode_strip_sgid+0x160/0x160 [ 72.638011][ T4138] ? do_truncate+0xdc/0x1a0 [ 72.642495][ T4138] notify_change+0x4b4/0xea0 [ 72.647228][ T4138] ? down_write_killable_nested+0x1a0/0x1a0 [ 72.653093][ T4138] ? do_truncate+0xee/0x1a0 [ 72.657565][ T4138] do_truncate+0xee/0x1a0 [ 72.661858][ T4138] ? file_open_root+0x1f0/0x1f0 [ 72.666682][ T4138] path_openat+0x173d/0x2360 [ 72.671241][ T4138] ? __kasan_slab_free_mempool+0x1a1/0x200 [ 72.677014][ T4138] ? do_syscall_64+0x33/0x80 [ 72.681573][ T4138] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 72.687615][ T4138] ? path_lookupat+0x6b0/0x6b0 [ 72.692347][ T4138] ? find_held_lock+0x2d/0x110 [ 72.697084][ T4138] do_filp_open+0x199/0x3d0 [ 72.701916][ T4138] ? may_open_dev+0xd0/0xd0 [ 72.706396][ T4138] ? do_raw_spin_lock+0x120/0x2b0 [ 72.711389][ T4138] ? rwlock_bug.part.0+0x90/0x90 [ 72.716312][ T4138] ? lock_acquire+0x11a/0x250 [ 72.720972][ T4138] ? _raw_spin_unlock+0x1a/0x30 [ 72.725803][ T4138] ? alloc_fd+0x17c/0x4e0 [ 72.730108][ T4138] ? getname_flags.part.0+0x89/0x440 [ 72.735364][ T4138] do_sys_openat2+0x11e/0x400 [ 72.740005][ T4138] ? build_open_flags+0x490/0x490 [ 72.744993][ T4138] ? lock_downgrade+0x4f0/0x4f0 [ 72.749814][ T4138] __x64_sys_open+0xfd/0x1a0 [ 72.754371][ T4138] ? do_sys_open+0xe0/0xe0 [ 72.758754][ T4138] ? vtime_user_exit+0xde/0x180 [ 72.763573][ T4138] ? trace_user_exit.constprop.0+0x25/0xc0 [ 72.769343][ T4138] do_syscall_64+0x33/0x80 [ 72.773728][ T4138] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 72.779603][ T4138] RIP: 0033:0x7efe4f253959 [ 72.783992][ T4138] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 72.803563][ T4138] RSP: 002b:00007efe46d940c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 72.811946][ T4138] RAX: ffffffffffffffda RBX: 00007efe4f373120 RCX: 00007efe4f253959 [ 72.819977][ T4138] RDX: 0000000000000000 RSI: 000000000014937e RDI: 0000000020000180 [ 72.827930][ T4138] RBP: 00007efe4f2afc88 R08: 0000000000000000 R09: 0000000000000000 [ 72.835879][ T4138] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 72.843829][ T4138] R13: 000000000000006e R14: 00007efe4f373120 R15: 00007ffc86ba5e28 [ 72.851785][ T4138] [ 72.854784][ T4138] ================================================================== [ 72.862828][ T4138] Disabling lock debugging due to kernel taint [ 72.869113][ T4138] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 72.876566][ T4138] Kernel Offset: disabled [ 72.880886][ T4138] Rebooting in 86400 seconds..