Warning: Permanently added '10.128.1.172' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 50.938162][ T3634] loop0: detected capacity change from 0 to 2048 [ 50.952838][ T3642] loop1: detected capacity change from 0 to 2048 [ 50.967447][ T3637] loop3: detected capacity change from 0 to 2048 [ 50.984460][ T3639] loop2: detected capacity change from 0 to 2048 [ 51.003394][ T3643] loop5: detected capacity change from 0 to 2048 [ 51.010878][ T3644] loop4: detected capacity change from 0 to 2048 [ 51.025804][ T3642] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 51.031874][ T3634] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 51.047056][ T3637] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 51.064855][ T3644] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 51.083550][ T3643] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: none. [ 51.093380][ T3639] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.099289][ T3642] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.103507][ T3634] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.138835][ T3637] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.139306][ T3644] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.179969][ T3639] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.199947][ T3630] EXT4-fs (loop4): unmounting filesystem. [ 51.201117][ T3643] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.225667][ T3629] EXT4-fs (loop3): unmounting filesystem. executing program executing program [ 51.263365][ T3627] EXT4-fs (loop1): unmounting filesystem. [ 51.273552][ T3626] EXT4-fs (loop0): unmounting filesystem. [ 51.292308][ T3628] EXT4-fs (loop2): unmounting filesystem. executing program executing program [ 51.342152][ T3633] EXT4-fs (loop5): unmounting filesystem. [ 51.374585][ T3668] loop4: detected capacity change from 0 to 2048 executing program executing program [ 51.404548][ T3674] loop0: detected capacity change from 0 to 2048 [ 51.419551][ T3675] loop1: detected capacity change from 0 to 2048 [ 51.423146][ T3670] loop3: detected capacity change from 0 to 2048 [ 51.455161][ T3668] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 51.462149][ T3679] loop5: detected capacity change from 0 to 2048 [ 51.464548][ T3674] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 51.484365][ T3675] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 51.503312][ T3678] loop2: detected capacity change from 0 to 2048 [ 51.522848][ T3675] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.546445][ T3670] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 51.546982][ T3668] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.572626][ T3679] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: none. [ 51.573202][ T3627] EXT4-fs (loop1): unmounting filesystem. [ 51.590999][ T3678] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.603655][ T3674] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.627052][ T3679] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.628296][ T3630] EXT4-fs (loop4): unmounting filesystem. [ 51.652517][ T3670] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.653749][ T3633] EXT4-fs (loop5): unmounting filesystem. [ 51.679339][ T3678] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters executing program executing program [ 51.702178][ T3626] EXT4-fs (loop0): unmounting filesystem. [ 51.709244][ T3629] EXT4-fs (loop3): unmounting filesystem. executing program executing program [ 51.765322][ T3628] EXT4-fs (loop2): unmounting filesystem. [ 51.783140][ T3702] loop0: detected capacity change from 0 to 2048 executing program executing program [ 51.815114][ T3705] loop3: detected capacity change from 0 to 2048 [ 51.825799][ T3702] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 51.867840][ T3702] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.871618][ T3705] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 51.892918][ T3700] loop1: detected capacity change from 0 to 2048 [ 51.902036][ T3708] loop5: detected capacity change from 0 to 2048 [ 51.918280][ T3626] EXT4-fs (loop0): unmounting filesystem. [ 51.937344][ T3700] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. executing program [ 51.962056][ T3705] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.977079][ T3710] loop2: detected capacity change from 0 to 2048 [ 51.995067][ T3715] loop4: detected capacity change from 0 to 2048 [ 51.999571][ T3700] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.023417][ T3629] EXT4-fs (loop3): unmounting filesystem. [ 52.025890][ T3724] loop0: detected capacity change from 0 to 2048 [ 52.037496][ T3708] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: none. [ 52.057983][ T3627] EXT4-fs (loop1): unmounting filesystem. [ 52.063819][ T3710] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. executing program [ 52.065728][ T3715] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 52.091515][ T3708] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.102993][ T3710] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters executing program [ 52.129389][ T3724] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 52.129512][ T3733] loop1: detected capacity change from 0 to 2048 [ 52.142698][ T3715] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.163739][ T3633] EXT4-fs (loop5): unmounting filesystem. [ 52.177787][ T3628] EXT4-fs (loop2): unmounting filesystem. [ 52.184094][ T3736] loop3: detected capacity change from 0 to 2048 [ 52.185671][ T3724] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters executing program [ 52.224596][ T3733] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 52.241430][ T3630] EXT4-fs (loop4): unmounting filesystem. [ 52.249182][ T3736] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 52.273622][ T3626] EXT4-fs (loop0): unmounting filesystem. executing program executing program executing program [ 52.291466][ T3736] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.309782][ T3743] loop2: detected capacity change from 0 to 2048 [ 52.313515][ T3733] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.345221][ T3750] loop4: detected capacity change from 0 to 2048 [ 52.353644][ T3743] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 52.373462][ T3748] loop5: detected capacity change from 0 to 2048 [ 52.373791][ T3629] EXT4-fs (loop3): unmounting filesystem. [ 52.390544][ T3750] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 52.397520][ T3743] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.402750][ T3752] loop0: detected capacity change from 0 to 2048 [ 52.416702][ T3627] EXT4-fs (loop1): unmounting filesystem. executing program [ 52.453588][ T3628] EXT4-fs (loop2): unmounting filesystem. [ 52.460316][ T3748] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: none. [ 52.470229][ T3752] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 52.492188][ T3763] loop3: detected capacity change from 0 to 2048 executing program [ 52.500250][ T3750] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.518109][ T3752] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.540333][ T3748] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.558206][ T3630] EXT4-fs (loop4): unmounting filesystem. executing program executing program executing program [ 52.594579][ T3626] EXT4-fs (loop0): unmounting filesystem. [ 52.601460][ T3633] EXT4-fs (loop5): unmounting filesystem. [ 52.630461][ T3763] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. executing program executing program [ 52.674999][ T3774] loop1: detected capacity change from 0 to 2048 [ 52.676711][ T3763] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.699702][ T3781] loop0: detected capacity change from 0 to 2048 [ 52.720052][ T3775] loop2: detected capacity change from 0 to 2048 [ 52.729372][ T3774] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 52.742343][ T3782] loop5: detected capacity change from 0 to 2048 [ 52.745203][ T3629] EXT4-fs (loop3): unmounting filesystem. [ 52.757359][ T3780] loop4: detected capacity change from 0 to 2048 [ 52.763233][ T3781] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. executing program [ 52.789513][ T3774] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.828914][ T3775] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. executing program [ 52.845619][ T3781] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.846328][ T3782] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: none. [ 52.866257][ T3795] loop3: detected capacity change from 0 to 2048 [ 52.873072][ T3780] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 52.888909][ T3626] EXT4-fs (loop0): unmounting filesystem. [ 52.926782][ T3775] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.950403][ T3782] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters executing program [ 52.968513][ T3780] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.989967][ T3795] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 53.000533][ T3627] EXT4-fs (loop1): unmounting filesystem. [ 53.010575][ T3633] EXT4-fs (loop5): unmounting filesystem. [ 53.020479][ T3628] EXT4-fs (loop2): unmounting filesystem. executing program [ 53.040164][ T3801] loop0: detected capacity change from 0 to 2048 [ 53.053386][ T3795] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters executing program [ 53.097350][ T3630] EXT4-fs (loop4): unmounting filesystem. [ 53.125495][ T3629] EXT4-fs (loop3): unmounting filesystem. executing program executing program executing program [ 53.162425][ T3801] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 53.226558][ T3810] loop1: detected capacity change from 0 to 2048 [ 53.259831][ T3804] I/O error, dev loop1, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 53.266793][ T3815] loop2: detected capacity change from 0 to 2048 [ 53.291333][ T3635] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 53.308664][ T3820] loop5: detected capacity change from 0 to 2048 executing program [ 53.333599][ T3821] loop4: detected capacity change from 0 to 2048 [ 53.344257][ T3822] loop3: detected capacity change from 0 to 2048 [ 53.384791][ T3810] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 53.419148][ T3815] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters executing program executing program [ 53.441826][ T3820] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 53.502121][ T3822] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 53.510266][ T3838] loop0: detected capacity change from 0 to 2048 [ 53.535017][ T3821] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 53.551566][ T3844] loop1: detected capacity change from 0 to 2048 executing program executing program [ 53.618414][ T3838] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters executing program executing program [ 53.662224][ T3853] loop3: detected capacity change from 0 to 2048 [ 53.683012][ T3844] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters executing program executing program [ 53.718385][ T3857] loop2: detected capacity change from 0 to 2048 [ 53.740084][ T3853] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 53.749860][ T3859] loop5: detected capacity change from 0 to 2048 executing program [ 53.782930][ T3864] loop0: detected capacity change from 0 to 2048 [ 53.806751][ T3857] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 53.822221][ T3871] loop1: detected capacity change from 0 to 2048 executing program [ 53.829875][ T3866] loop4: detected capacity change from 0 to 2048 [ 53.836240][ T3859] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters executing program [ 53.879213][ T3864] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 53.882473][ T3879] loop3: detected capacity change from 0 to 2048 [ 53.909774][ T3866] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 53.977700][ T3879] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 54.013119][ T3871] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters executing program executing program executing program [ 54.022818][ T3885] loop2: detected capacity change from 0 to 2048 executing program executing program [ 54.077748][ T3894] loop0: detected capacity change from 0 to 2048 [ 54.086464][ T3885] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 54.111284][ T3902] loop1: detected capacity change from 0 to 2048 [ 54.145481][ T3894] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 54.173390][ T3892] loop5: detected capacity change from 0 to 2048 [ 54.175411][ T3903] loop3: detected capacity change from 0 to 2048 [ 54.186030][ T3900] loop4: detected capacity change from 0 to 2048 executing program [ 54.190212][ T3902] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 54.198180][ T3797] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 executing program [ 54.279144][ T3910] loop2: detected capacity change from 0 to 2048 [ 54.293776][ T3804] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 54.297411][ T3892] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters executing program [ 54.343721][ T3900] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters executing program [ 54.396185][ T3903] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 54.442873][ T3919] loop1: detected capacity change from 0 to 2048 [ 54.464155][ T3910] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 54.492300][ T3927] loop5: detected capacity change from 0 to 2048 [ 54.498044][ T3919] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 54.518256][ T3652] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 executing program executing program [ 54.545343][ T3925] loop0: detected capacity change from 0 to 2048 [ 54.575593][ T3635] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 54.588870][ T3933] loop4: detected capacity change from 0 to 2048 executing program [ 54.623331][ T3927] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters executing program executing program [ 54.687469][ T3925] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 54.745303][ T3937] loop3: detected capacity change from 0 to 2048 [ 54.777436][ T3658] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 executing program [ 54.802541][ T3933] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 54.829814][ T3946] loop1: detected capacity change from 0 to 2048 executing program [ 54.863937][ T3953] loop5: detected capacity change from 0 to 2048 [ 54.869481][ T3945] loop2: detected capacity change from 0 to 2048 executing program [ 54.927920][ T3960] loop4: detected capacity change from 0 to 2048 [ 54.936733][ T3946] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 54.957741][ T3937] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 55.032875][ T3945] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 55.046118][ T3966] loop0: detected capacity change from 0 to 2048 [ 55.052380][ T3960] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 55.070461][ T3953] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 55.089170][ T3970] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 55.112466][ T3970] EXT4-fs (loop5): This should not happen!! Data will be lost [ 55.112466][ T3970] executing program executing program [ 55.152627][ T3970] EXT4-fs (loop5): Total free blocks count 0 [ 55.179009][ T3970] EXT4-fs (loop5): Free/Dirty block details executing program [ 55.201859][ T3970] EXT4-fs (loop5): free_blocks=2415919104 [ 55.222504][ T3970] EXT4-fs (loop5): dirty_blocks=16 [ 55.229788][ T3966] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters executing program [ 55.251567][ T3975] loop1: detected capacity change from 0 to 2048 [ 55.262302][ T3970] EXT4-fs (loop5): Block reservation details [ 55.277425][ T3970] EXT4-fs (loop5): i_reserved_data_blocks=1 [ 55.280142][ T3978] loop2: detected capacity change from 0 to 2048 [ 55.297731][ T3983] loop3: detected capacity change from 0 to 2048 [ 55.316350][ T3982] loop4: detected capacity change from 0 to 2048 [ 55.323027][ T1257] ------------[ cut here ]------------ [ 55.328748][ T1257] kernel BUG at fs/ext4/inode.c:2746! [ 55.336641][ T3652] I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 55.349322][ T3975] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 55.370256][ T3983] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 55.388045][ T1257] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 55.394146][ T1257] CPU: 1 PID: 1257 Comm: kworker/u4:5 Not tainted 6.1.22-syzkaller #0 [ 55.402285][ T1257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 55.412337][ T1257] Workqueue: writeback wb_workfn (flush-7:5) [ 55.418331][ T1257] RIP: 0010:ext4_writepages+0x3dd9/0x3de0 [ 55.424045][ T1257] Code: c7 10 a3 0b 8d 4c 89 f2 e8 b4 3f 26 02 e9 b9 fb ff ff e8 da 76 51 ff 0f 0b e8 d3 76 51 ff 0f 0b e8 dc b3 45 08 e8 c7 76 51 ff <0f> 0b 0f 1f 44 00 00 41 57 41 56 41 55 41 54 53 49 89 f7 49 89 fe [ 55.443640][ T1257] RSP: 0018:ffffc9000542ef60 EFLAGS: 00010293 [ 55.449698][ T1257] RAX: ffffffff823816d9 RBX: 0000008000000000 RCX: ffff888021c257c0 [ 55.457655][ T1257] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 55.465610][ T1257] RBP: ffffc9000542f350 R08: ffffffff8237df90 R09: ffffed100e03928d [ 55.473567][ T1257] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001 [ 55.481524][ T1257] R13: ffffc9000542f710 R14: 0000008410000000 R15: ffffc9000542f220 [ 55.489482][ T1257] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 55.498397][ T1257] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.504984][ T1257] CR2: 00007f23e1b64000 CR3: 000000007e84f000 CR4: 00000000003506e0 [ 55.512947][ T1257] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.520904][ T1257] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.528862][ T1257] Call Trace: [ 55.532231][ T1257] [ 55.535152][ T1257] ? validate_chain+0x115/0x58e0 [ 55.540094][ T1257] ? mark_lock+0x9a/0x340 [ 55.544434][ T1257] ? validate_chain+0x115/0x58e0 [ 55.549443][ T1257] ? reacquire_held_locks+0x660/0x660 [ 55.554808][ T1257] ? validate_chain+0x115/0x58e0 [ 55.559731][ T1257] ? ext4_read_folio+0x390/0x390 [ 55.564657][ T1257] ? validate_chain+0x115/0x58e0 [ 55.569580][ T1257] ? __might_sleep+0xb0/0xb0 [ 55.574169][ T1257] ? rcu_lock_release+0x5/0x20 [ 55.578923][ T1257] ? mark_lock+0x9a/0x340 [ 55.583253][ T1257] ? __lock_acquire+0x125b/0x1f80 [ 55.588269][ T1257] ? ext4_read_folio+0x390/0x390 [ 55.593199][ T1257] do_writepages+0x3a2/0x670 [ 55.597778][ T1257] ? __writepage+0x120/0x120 [ 55.602355][ T1257] ? wbc_attach_and_unlock_inode+0x2fb/0x550 [ 55.608322][ T1257] ? __lock_acquire+0x1f80/0x1f80 [ 55.613331][ T1257] ? writeback_sb_inodes+0x6fa/0x1ac0 [ 55.618695][ T1257] ? do_raw_spin_unlock+0x137/0x8a0 [ 55.623885][ T1257] __writeback_single_inode+0x15d/0x11e0 [ 55.629510][ T1257] writeback_sb_inodes+0xc21/0x1ac0 [ 55.634699][ T1257] ? do_raw_spin_lock+0x14a/0x370 [ 55.639717][ T1257] ? queue_io+0x630/0x630 [ 55.644035][ T1257] ? __writeback_inodes_wb+0x400/0x400 [ 55.649492][ T1257] ? queue_io+0x42a/0x630 [ 55.653811][ T1257] wb_writeback+0x49d/0xe10 [ 55.658308][ T1257] ? rcu_lock_release+0x20/0x20 [ 55.663148][ T1257] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 55.669121][ T1257] ? do_raw_spin_unlock+0x137/0x8a0 [ 55.674308][ T1257] wb_workfn+0x427/0x1020 [ 55.678633][ T1257] ? inode_wait_for_writeback+0x280/0x280 [ 55.684343][ T1257] ? read_lock_is_recursive+0x10/0x10 [ 55.689707][ T1257] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 55.695674][ T1257] ? print_irqtrace_events+0x210/0x210 [ 55.701121][ T1257] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 55.707010][ T1257] ? do_raw_spin_unlock+0x137/0x8a0 [ 55.712199][ T1257] process_one_work+0x8aa/0x11f0 [ 55.717129][ T1257] ? worker_detach_from_pool+0x260/0x260 [ 55.722746][ T1257] ? _raw_spin_lock_irqsave+0x120/0x120 [ 55.728283][ T1257] ? kthread_data+0x4e/0xc0 [ 55.732776][ T1257] ? wq_worker_running+0x97/0x190 [ 55.737785][ T1257] worker_thread+0xa5f/0x1210 [ 55.742459][ T1257] ? _raw_spin_unlock+0x40/0x40 [ 55.747303][ T1257] kthread+0x268/0x300 executing program [ 55.751357][ T1257] ? rcu_lock_release+0x20/0x20 [ 55.756195][ T1257] ? kthread_blkcg+0xd0/0xd0 [ 55.760771][ T1257] ret_from_fork+0x1f/0x30 [ 55.765185][ T1257] [ 55.768191][ T1257] Modules linked in: [ 55.785457][ T1257] ---[ end trace 0000000000000000 ]--- [ 55.792063][ T1257] RIP: 0010:ext4_writepages+0x3dd9/0x3de0 executing program [ 55.802526][ T1257] Code: c7 10 a3 0b 8d 4c 89 f2 e8 b4 3f 26 02 e9 b9 fb ff ff e8 da 76 51 ff 0f 0b e8 d3 76 51 ff 0f 0b e8 dc b3 45 08 e8 c7 76 51 ff <0f> 0b 0f 1f 44 00 00 41 57 41 56 41 55 41 54 53 49 89 f7 49 89 fe [ 55.811170][ T3993] loop0: detected capacity change from 0 to 2048 executing program [ 55.848769][ T3978] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 55.853331][ T1257] RSP: 0018:ffffc9000542ef60 EFLAGS: 00010293 [ 55.864575][ T3998] loop3: detected capacity change from 0 to 2048 [ 55.878532][ T3797] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 55.881232][ T1257] [ 55.891397][ T1257] RAX: ffffffff823816d9 RBX: 0000008000000000 RCX: ffff888021c257c0 [ 55.900865][ T1257] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 55.904907][ T3982] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 55.921612][ T1257] RBP: ffffc9000542f350 R08: ffffffff8237df90 R09: ffffed100e03928d [ 55.935866][ T1257] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001 [ 55.944035][ T1257] R13: ffffc9000542f710 R14: 0000008410000000 R15: ffffc9000542f220 [ 55.952113][ T1257] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 55.964573][ T1257] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.975161][ T3993] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 55.992381][ T4000] loop1: detected capacity change from 0 to 2048 executing program [ 56.002695][ T1257] CR2: 00007f23e1c087e8 CR3: 000000001ed89000 CR4: 00000000003506f0 [ 56.011432][ T1257] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.012571][ T3998] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1098: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 56.019783][ T1257] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 56.043234][ T1257] Kernel panic - not syncing: Fatal exception [ 56.049462][ T1257] Kernel Offset: disabled [ 56.053782][ T1257] Rebooting in 86400 seconds..