83.110256][ T6324] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  483.124475][ T6324] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1605: Failed to acquire dquot type 0
[  483.135935][ T6324] EXT4-fs (loop1): 1 truncate cleaned up
[  483.170204][  T318] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  483.175391][ T6330] loop5: detected capacity change from 0 to 512
[  483.191300][ T6335] loop0: detected capacity change from 0 to 1024
[  483.197926][ T6335] ext4: Unknown parameter 'nouser_xattr'
[  483.230950][ T6330] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  483.241228][  T442] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  483.244300][ T6335] loop0: detected capacity change from 0 to 512
[  483.337214][ T6335] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  483.359389][ T6330] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  483.373682][ T6330] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1606: Failed to acquire dquot type 0
[  483.385275][ T6330] EXT4-fs (loop5): 1 truncate cleaned up
[  483.393506][ T6339] loop3: detected capacity change from 0 to 1024
[  483.400291][ T6339] ext4: Unknown parameter 'nouser_xattr'
[  483.406179][ T6337] loop6: detected capacity change from 0 to 1024
[  483.412833][ T6337] ext4: Unknown parameter 'nouser_xattr'
[  483.459007][ T6339] loop3: detected capacity change from 0 to 512
[  483.465924][ T6335] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  483.480258][ T6335] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1607: Failed to acquire dquot type 0
[  483.492142][ T6335] EXT4-fs (loop0): 1 truncate cleaned up
[  483.498003][ T6339] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  483.514064][ T6345] loop1: detected capacity change from 0 to 1024
[  483.520694][ T6345] ext4: Unknown parameter 'nouser_xattr'
[  483.552073][ T6339] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  483.566894][ T6339] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1609: Failed to acquire dquot type 0
[  483.578929][ T6339] EXT4-fs (loop3): 1 truncate cleaned up
[  483.664047][ T6351] loop6: detected capacity change from 0 to 1024
[  483.670643][ T6351] ext4: Unknown parameter 'nouser_xattr'
[  483.713371][ T6351] loop6: detected capacity change from 0 to 512
[  483.795161][ T6351] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  483.835879][ T6350] loop1: detected capacity change from 0 to 1024
[  483.842542][ T6350] ext4: Unknown parameter 'nouser_xattr'
[  483.857213][ T6353] loop5: detected capacity change from 0 to 1024
[  483.863894][ T6353] ext4: Unknown parameter 'nouser_xattr'
[  483.888081][ T6358] loop3: detected capacity change from 0 to 1024
[  483.894687][ T6355] loop0: detected capacity change from 0 to 1024
[  483.901314][ T6355] ext4: Unknown parameter 'nouser_xattr'
[  483.907434][ T6358] ext4: Unknown parameter 'nouser_xattr'
[  484.020189][ T6365] loop5: detected capacity change from 0 to 1024
[  484.026873][ T6365] ext4: Unknown parameter 'nouser_xattr'
[  484.108905][ T6365] loop5: detected capacity change from 0 to 512
[  484.145089][ T6365] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  484.183921][ T6351] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  484.198280][ T6351] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1612: Failed to acquire dquot type 0
[  484.210913][ T6351] EXT4-fs (loop6): 1 truncate cleaned up
[  484.233155][ T6365] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  484.247400][ T6365] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1617: Failed to acquire dquot type 0
[  484.259748][ T6365] EXT4-fs (loop5): 1 truncate cleaned up
[  484.340870][ T6376] loop0: detected capacity change from 0 to 1024
[  484.347470][ T6376] ext4: Unknown parameter 'nouser_xattr'
[  484.418418][ T6376] loop0: detected capacity change from 0 to 512
[  484.459516][ T6376] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  484.472247][ T6378] loop1: detected capacity change from 0 to 1024
[  484.478866][ T6378] ext4: Unknown parameter 'nouser_xattr'
[  484.488234][ T6380] loop3: detected capacity change from 0 to 1024
[  484.494999][ T6380] ext4: Unknown parameter 'nouser_xattr'
[  484.503662][ T6378] loop1: detected capacity change from 0 to 512
[  484.512673][ T6380] loop3: detected capacity change from 0 to 512
[  484.523301][ T6382] loop6: detected capacity change from 0 to 1024
[  484.529959][ T6382] ext4: Unknown parameter 'nouser_xattr'
[  484.535954][ T6378] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  484.545215][ T6380] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  484.558355][ T6382] loop6: detected capacity change from 0 to 512
[  484.565316][ T6382] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  484.581463][ T6376] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  484.595834][ T6376] __quota_error: 50 callbacks suppressed
[  484.595843][ T6376] Quota error (device loop0): write_blk: dquota write failed
[  484.608888][ T6376] Quota error (device loop0): qtree_write_dquot: Error -28 occurred while creating quota
[  484.618727][ T6376] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1621: Failed to acquire dquot type 0
[  484.631017][ T6376] EXT4-fs (loop0): 1 truncate cleaned up
[  484.636999][ T6380] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  484.651233][ T6380] Quota error (device loop3): write_blk: dquota write failed
[  484.658610][ T6380] Quota error (device loop3): qtree_write_dquot: Error -28 occurred while creating quota
[  484.668448][ T6380] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1623: Failed to acquire dquot type 0
[  484.680347][ T6380] EXT4-fs (loop3): 1 truncate cleaned up
[  484.701366][ T6378] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  484.715587][ T6378] Quota error (device loop1): write_blk: dquota write failed
[  484.723038][ T6378] Quota error (device loop1): qtree_write_dquot: Error -28 occurred while creating quota
[  484.732852][ T6378] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1622: Failed to acquire dquot type 0
[  484.744351][ T6378] EXT4-fs (loop1): 1 truncate cleaned up
2025/12/09 02:39:05 executed programs: 1618
[  484.750364][ T6382] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  484.764540][ T6382] Quota error (device loop6): write_blk: dquota write failed
[  484.772304][ T6382] Quota error (device loop6): qtree_write_dquot: Error -28 occurred while creating quota
[  484.782162][ T6382] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1624: Failed to acquire dquot type 0
[  484.821125][ T6382] EXT4-fs (loop6): 1 truncate cleaned up
[  484.832233][ T6392] loop5: detected capacity change from 0 to 1024
[  484.838838][ T6392] ext4: Unknown parameter 'nouser_xattr'
[  485.020639][ T6402] loop1: detected capacity change from 0 to 1024
[  485.055397][ T6402] ext4: Unknown parameter 'nouser_xattr'
[  485.107042][ T6397] loop5: detected capacity change from 0 to 1024
[  485.113736][ T6397] ext4: Unknown parameter 'nouser_xattr'
[  485.125437][ T6399] loop0: detected capacity change from 0 to 1024
[  485.132119][ T6399] ext4: Unknown parameter 'nouser_xattr'
[  485.140725][ T6395] loop1: detected capacity change from 0 to 512
[  485.153496][ T6395] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  485.162756][ T6399] loop0: detected capacity change from 0 to 512
[  485.185514][ T6399] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  485.194780][ T6401] loop3: detected capacity change from 0 to 1024
[  485.201431][ T6401] ext4: Unknown parameter 'nouser_xattr'
[  485.236298][ T6405] loop6: detected capacity change from 0 to 1024
[  485.242888][ T6405] ext4: Unknown parameter 'nouser_xattr'
[  485.249840][ T6395] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  485.264036][ T6395] Quota error (device loop1): write_blk: dquota write failed
[  485.271450][ T6395] Quota error (device loop1): qtree_write_dquot: Error -28 occurred while creating quota
[  485.281287][ T6395] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1626: Failed to acquire dquot type 0
[  485.295183][ T6395] EXT4-fs (loop1): 1 truncate cleaned up
[  485.301185][ T6408] loop5: detected capacity change from 0 to 1024
[  485.307723][ T6408] ext4: Unknown parameter 'nouser_xattr'
[  485.321144][ T6401] loop3: detected capacity change from 0 to 512
[  485.328050][ T6399] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  485.342424][ T6399] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1628: Failed to acquire dquot type 0
[  485.366690][ T6399] EXT4-fs (loop0): 1 truncate cleaned up
[  485.372719][ T6401] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  485.421494][ T6405] loop6: detected capacity change from 0 to 512
[  485.428421][ T6405] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  485.442200][ T6414] loop5: detected capacity change from 0 to 1024
[  485.448816][ T6414] ext4: Unknown parameter 'nouser_xattr'
[  485.513103][ T6401] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  485.527452][ T6401] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1629: Failed to acquire dquot type 0
[  485.538997][ T6401] EXT4-fs (loop3): 1 truncate cleaned up
[  485.546644][ T6405] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  485.560901][ T6405] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1630: Failed to acquire dquot type 0
[  485.572552][ T6405] EXT4-fs (loop6): 1 truncate cleaned up
[  485.581794][ T6414] loop5: detected capacity change from 0 to 512
[  485.589225][ T6414] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  485.629931][ T6419] loop1: detected capacity change from 0 to 1024
[  485.636638][ T6419] ext4: Unknown parameter 'nouser_xattr'
[  485.673333][ T6422] loop0: detected capacity change from 0 to 1024
[  485.679950][ T6422] ext4: Unknown parameter 'nouser_xattr'
[  485.759527][ T6414] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  485.773809][ T6414] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1632: Failed to acquire dquot type 0
[  485.785258][ T6414] EXT4-fs (loop5): 1 truncate cleaned up
[  486.052614][ T6435] loop5: detected capacity change from 0 to 1024
[  486.059226][ T6435] ext4: Unknown parameter 'nouser_xattr'
[  486.069316][ T6437] loop3: detected capacity change from 0 to 1024
[  486.076230][ T6437] ext4: Unknown parameter 'nouser_xattr'
[  486.085579][ T6433] loop1: detected capacity change from 0 to 1024
[  486.092217][ T6433] ext4: Unknown parameter 'nouser_xattr'
[  486.100151][ T6435] loop5: detected capacity change from 0 to 512
[  486.110255][ T6439] loop0: detected capacity change from 0 to 1024
[  486.116904][ T6439] ext4: Unknown parameter 'nouser_xattr'
[  486.124875][ T6437] loop3: detected capacity change from 0 to 512
[  486.136309][ T6437] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  486.145671][ T6435] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  486.155023][ T6439] loop0: detected capacity change from 0 to 512
[  486.162194][ T6439] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  486.184250][ T6433] loop1: detected capacity change from 0 to 512
[  486.192926][ T6433] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  486.252598][ T6437] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  486.266954][ T6437] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1640: Failed to acquire dquot type 0
[  486.278405][ T6435] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  486.292777][ T6435] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1639: Failed to acquire dquot type 0
[  486.304364][ T6437] EXT4-fs (loop3): 1 truncate cleaned up
[  486.310180][ T6435] EXT4-fs (loop5): 1 truncate cleaned up
[  486.318284][ T6439] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  486.332640][ T6439] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1641: Failed to acquire dquot type 0
[  486.344591][ T6439] EXT4-fs (loop0): 1 truncate cleaned up
[  486.351161][ T6433] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  486.365808][ T6433] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1638: Failed to acquire dquot type 0
[  486.379482][ T6442] loop6: detected capacity change from 0 to 1024
[  486.386159][ T6442] ext4: Unknown parameter 'nouser_xattr'
[  486.392003][ T6433] EXT4-fs (loop1): 1 truncate cleaned up
[  486.402328][ T6442] loop6: detected capacity change from 0 to 512
[  486.409262][ T6442] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  486.430198][ T6442] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  486.444589][ T6442] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1642: Failed to acquire dquot type 0
[  486.456032][ T6442] EXT4-fs (loop6): 1 truncate cleaned up
[  486.703846][ T6463] loop3: detected capacity change from 0 to 1024
[  486.735096][ T6466] loop6: detected capacity change from 0 to 1024
[  486.745935][ T6467] loop1: detected capacity change from 0 to 1024
[  486.754124][ T6465] loop5: detected capacity change from 0 to 1024
[  486.768260][ T6465] ext4: Unknown parameter 'nouser_xattr'
[  486.769289][ T6466] ext4: Unknown parameter 'nouser_xattr'
[  486.774664][ T6467] ext4: Unknown parameter 'nouser_xattr'
[  486.780165][ T6459] loop0: detected capacity change from 0 to 1024
[  486.792276][ T6459] ext4: Unknown parameter 'nouser_xattr'
[  486.816383][ T6454] loop5: detected capacity change from 0 to 512
[  486.823306][ T6454] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  486.832602][  T318] blk_print_req_error: 2 callbacks suppressed
[  486.832616][  T318] I/O error, dev loop6, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  486.852273][  T441] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  486.854351][ T6459] loop0: detected capacity change from 0 to 512
[  486.881722][ T6454] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  486.896093][ T6454] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1643: Failed to acquire dquot type 0
[  486.907840][ T6454] EXT4-fs (loop5): 1 truncate cleaned up
[  486.916105][ T6461] loop6: detected capacity change from 0 to 512
[  486.916160][  T318] I/O error, dev loop6, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  486.923265][ T6459] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  487.013431][ T6461] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  487.026632][ T6471] loop1: detected capacity change from 0 to 1024
[  487.033313][ T6471] ext4: Unknown parameter 'nouser_xattr'
[  487.039558][ T6459] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  487.053813][ T6459] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1645: Failed to acquire dquot type 0
[  487.066559][ T6471] loop1: detected capacity change from 0 to 512
[  487.076983][ T6473] loop3: detected capacity change from 0 to 1024
[  487.083701][ T6473] ext4: Unknown parameter 'nouser_xattr'
[  487.089536][ T6459] EXT4-fs (loop0): 1 truncate cleaned up
[  487.095896][ T6471] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  487.108218][ T6473] loop3: detected capacity change from 0 to 512
[  487.115669][ T6473] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  487.125319][ T6461] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  487.139566][ T6461] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1646: Failed to acquire dquot type 0
[  487.151162][ T6461] EXT4-fs (loop6): 1 truncate cleaned up
[  487.159338][ T6471] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  487.173567][ T6471] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1648: Failed to acquire dquot type 0
[  487.185110][ T6471] EXT4-fs (loop1): 1 truncate cleaned up
[  487.191291][ T6473] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  487.205618][ T6473] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1649: Failed to acquire dquot type 0
[  487.217985][ T6473] EXT4-fs (loop3): 1 truncate cleaned up
[  487.333848][ T6484] loop5: detected capacity change from 0 to 1024
[  487.340505][ T6484] ext4: Unknown parameter 'nouser_xattr'
[  487.395191][  T312] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  487.435388][ T6484] loop5: detected capacity change from 0 to 512
[  487.489477][ T6493] loop6: detected capacity change from 0 to 1024
[  487.501384][ T6494] loop0: detected capacity change from 0 to 1024
[  487.517712][ T6494] ext4: Unknown parameter 'nouser_xattr'
[  487.518732][ T6493] ext4: Unknown parameter 'nouser_xattr'
[  487.529171][ T6484] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  487.542580][ T6492] loop3: detected capacity change from 0 to 1024
[  487.549213][ T6492] ext4: Unknown parameter 'nouser_xattr'
[  487.567866][ T6491] loop1: detected capacity change from 0 to 1024
[  487.574560][ T6491] ext4: Unknown parameter 'nouser_xattr'
[  487.587835][ T6484] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  487.602528][ T6484] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1650: Failed to acquire dquot type 0
[  487.614008][ T6484] EXT4-fs (loop5): 1 truncate cleaned up
[  487.628856][ T6486] loop0: detected capacity change from 0 to 512
[  487.637914][ T6488] loop6: detected capacity change from 0 to 512
[  487.644884][ T6486] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  487.654421][ T6488] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  487.768532][ T6500] loop3: detected capacity change from 0 to 1024
[  487.775179][ T6500] ext4: Unknown parameter 'nouser_xattr'
[  487.816284][ T6488] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  487.830545][ T6488] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1652: Failed to acquire dquot type 0
[  487.842335][ T6488] EXT4-fs (loop6): 1 truncate cleaned up
[  487.844787][ T6510] loop3: detected capacity change from 0 to 512
[  487.848379][ T6486] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  487.868471][ T6486] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1651: Failed to acquire dquot type 0
[  487.880084][ T6486] EXT4-fs (loop0): 1 truncate cleaned up
[  487.886252][ T6510] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  487.891182][ T6509] loop5: detected capacity change from 0 to 1024
[  487.901886][ T6509] ext4: Unknown parameter 'nouser_xattr'
[  487.911244][ T6504] loop1: detected capacity change from 0 to 1024
[  487.917857][ T6504] ext4: Unknown parameter 'nouser_xattr'
[  487.924420][ T6510] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  487.926419][ T6509] loop5: detected capacity change from 0 to 512
[  487.947180][ T6504] loop1: detected capacity change from 0 to 512
[  487.949014][ T6510] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1655: Failed to acquire dquot type 0
[  487.965274][ T6509] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  487.966610][ T6510] EXT4-fs (loop3): 1 truncate cleaned up
[  487.980750][ T6504] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  487.997026][ T6509] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  488.011292][ T6509] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1657: Failed to acquire dquot type 0
[  488.023075][ T6509] EXT4-fs (loop5): 1 truncate cleaned up
[  488.029946][ T6504] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  488.044701][ T6504] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1656: Failed to acquire dquot type 0
[  488.056374][ T6504] EXT4-fs (loop1): 1 truncate cleaned up
[  488.173585][ T6518] loop3: detected capacity change from 0 to 1024
[  488.180232][ T6518] ext4: Unknown parameter 'nouser_xattr'
[  488.292406][ T6527] loop5: detected capacity change from 0 to 1024
[  488.301319][ T6527] ext4: Unknown parameter 'nouser_xattr'
[  488.307181][  T312] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  488.319230][ T6518] loop3: detected capacity change from 0 to 512
[  488.326511][ T6518] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  488.337807][ T6520] loop5: detected capacity change from 0 to 512
[  488.347913][ T6520] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  488.361080][ T6524] loop6: detected capacity change from 0 to 1024
[  488.367702][ T6524] ext4: Unknown parameter 'nouser_xattr'
[  488.377322][ T6523] loop0: detected capacity change from 0 to 1024
[  488.383988][ T6523] ext4: Unknown parameter 'nouser_xattr'
[  488.392272][ T6524] loop6: detected capacity change from 0 to 512
[  488.399361][ T6524] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  488.414814][ T6518] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  488.429095][ T6518] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1658: Failed to acquire dquot type 0
[  488.444093][ T6526] loop1: detected capacity change from 0 to 1024
[  488.450680][ T6526] ext4: Unknown parameter 'nouser_xattr'
[  488.456896][  T318] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  488.457794][ T6518] EXT4-fs (loop3): 1 truncate cleaned up
[  488.474831][ T6526] loop1: detected capacity change from 0 to 512
[  488.483734][ T6523] loop0: detected capacity change from 0 to 512
[  488.490678][ T6520] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  488.505027][ T6520] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1660: Failed to acquire dquot type 0
[  488.516984][ T6520] EXT4-fs (loop5): 1 truncate cleaned up
[  488.522833][ T6526] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  488.532083][ T6523] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  488.542533][ T6524] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  488.556906][ T6524] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1661: Failed to acquire dquot type 0
[  488.568519][ T6524] EXT4-fs (loop6): 1 truncate cleaned up
[  488.577279][ T6523] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  488.591499][ T6523] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1659: Failed to acquire dquot type 0
[  488.603224][ T6526] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  488.617418][ T6526] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1662: Failed to acquire dquot type 0
[  488.628778][ T6523] EXT4-fs (loop0): 1 truncate cleaned up
[  488.634618][ T6526] EXT4-fs (loop1): 1 truncate cleaned up
[  488.857302][ T6551] loop1: detected capacity change from 0 to 1024
[  488.875252][ T6546] loop0: detected capacity change from 0 to 1024
[  488.881290][ T6551] ext4: Unknown parameter 'nouser_xattr'
[  488.898567][ T6545] loop3: detected capacity change from 0 to 1024
[  488.905301][ T6545] ext4: Unknown parameter 'nouser_xattr'
[  488.917689][ T6548] loop5: detected capacity change from 0 to 1024
[  488.920684][ T6546] ext4: Unknown parameter 'nouser_xattr'
[  488.924333][ T6548] ext4: Unknown parameter 'nouser_xattr'
[  488.978129][ T6550] loop6: detected capacity change from 0 to 1024
[  488.984900][ T6550] ext4: Unknown parameter 'nouser_xattr'
[  488.995891][  T312] I/O error, dev loop1, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  489.007996][ T6543] loop1: detected capacity change from 0 to 512
[  489.012758][  T312] I/O error, dev loop1, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[  489.023922][  T312] Buffer I/O error on dev loop1, logical block 0, async page read
[  489.026159][ T6541] loop0: detected capacity change from 0 to 512
[  489.043166][ T6543] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  489.053063][  T621] I/O error, dev loop6, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  489.104732][ T6541] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  489.115253][ T6550] loop6: detected capacity change from 0 to 512
[  489.122454][ T6550] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  489.166375][ T6557] loop5: detected capacity change from 0 to 1024
[  489.172998][ T6557] ext4: Unknown parameter 'nouser_xattr'
[  489.181858][ T6543] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  489.196159][ T6543] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1664: Failed to acquire dquot type 0
[  489.207589][ T6541] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  489.221789][ T6541] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1663: Failed to acquire dquot type 0
[  489.233688][ T6543] EXT4-fs (loop1): 1 truncate cleaned up
[  489.241686][ T6541] EXT4-fs (loop0): 1 truncate cleaned up
[  489.247838][ T6555] loop3: detected capacity change from 0 to 1024
[  489.254521][ T6555] ext4: Unknown parameter 'nouser_xattr'
[  489.293250][ T6550] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  489.307519][ T6550] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1667: Failed to acquire dquot type 0
[  489.319531][ T6550] EXT4-fs (loop6): 1 truncate cleaned up
[  489.401004][ T6569] loop5: detected capacity change from 0 to 1024
[  489.407667][ T6569] ext4: Unknown parameter 'nouser_xattr'
[  489.414223][ T6567] loop3: detected capacity change from 0 to 1024
[  489.421354][ T6567] ext4: Unknown parameter 'nouser_xattr'
[  489.536823][  T318] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  489.589367][ T6569] loop5: detected capacity change from 0 to 512
[  489.596765][ T6569] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  489.638850][ T6572] loop0: detected capacity change from 0 to 1024
[  489.645513][ T6572] ext4: Unknown parameter 'nouser_xattr'
[  489.658049][ T6574] loop3: detected capacity change from 0 to 1024
[  489.664693][ T6574] ext4: Unknown parameter 'nouser_xattr'
[  489.674936][ T6576] loop1: detected capacity change from 0 to 1024
[  489.681500][ T6576] ext4: Unknown parameter 'nouser_xattr'
[  489.690096][ T6569] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  489.704468][ T6569] __quota_error: 56 callbacks suppressed
[  489.704482][ T6569] Quota error (device loop5): write_blk: dquota write failed
[  489.717531][ T6569] Quota error (device loop5): qtree_write_dquot: Error -28 occurred while creating quota
[  489.727373][ T6569] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1670: Failed to acquire dquot type 0
[  489.741115][ T6578] loop6: detected capacity change from 0 to 1024
[  489.747765][ T6578] ext4: Unknown parameter 'nouser_xattr'
[  489.753699][ T6569] EXT4-fs (loop5): 1 truncate cleaned up
[  489.762962][ T6578] loop6: detected capacity change from 0 to 512
[  489.781174][ T6578] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  489.792803][ T6576] loop1: detected capacity change from 0 to 512
[  489.802097][ T6576] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
2025/12/09 02:39:11 executed programs: 1669
[  489.834626][ T6576] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  489.848872][ T6576] Quota error (device loop1): write_blk: dquota write failed
[  489.857148][ T6576] Quota error (device loop1): qtree_write_dquot: Error -28 occurred while creating quota
[  489.867691][ T6576] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1674: Failed to acquire dquot type 0
[  489.880023][ T6576] EXT4-fs (loop1): 1 truncate cleaned up
[  489.948984][ T6578] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  489.963478][ T6578] Quota error (device loop6): write_blk: dquota write failed
[  489.971060][ T6578] Quota error (device loop6): qtree_write_dquot: Error -28 occurred while creating quota
[  489.980902][ T6578] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1675: Failed to acquire dquot type 0
[  489.992366][ T6578] EXT4-fs (loop6): 1 truncate cleaned up
[  490.030581][ T6588] loop0: detected capacity change from 0 to 1024
[  490.037272][ T6588] ext4: Unknown parameter 'nouser_xattr'
[  490.046796][ T6586] loop3: detected capacity change from 0 to 1024
[  490.053539][ T6586] ext4: Unknown parameter 'nouser_xattr'
[  490.061744][ T6588] loop0: detected capacity change from 0 to 512
[  490.070596][ T6586] loop3: detected capacity change from 0 to 512
[  490.077652][ T6588] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  490.086874][ T6586] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  490.099734][ T6591] loop5: detected capacity change from 0 to 1024
[  490.106408][ T6591] ext4: Unknown parameter 'nouser_xattr'
[  490.125317][ T6588] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  490.139724][ T6588] Quota error (device loop0): write_blk: dquota write failed
[  490.147143][ T6588] Quota error (device loop0): qtree_write_dquot: Error -28 occurred while creating quota
[  490.157038][ T6588] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1677: Failed to acquire dquot type 0
[  490.168549][ T6586] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  490.182759][ T6586] Quota error (device loop3): write_blk: dquota write failed
[  490.190135][ T6586] Quota error (device loop3): qtree_write_dquot: Error -28 occurred while creating quota
[  490.200398][ T6586] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1676: Failed to acquire dquot type 0
[  490.212111][ T6588] EXT4-fs (loop0): 1 truncate cleaned up
[  490.218720][ T6586] EXT4-fs (loop3): 1 truncate cleaned up
[  490.281020][ T6597] loop5: detected capacity change from 0 to 1024
[  490.287630][ T6597] ext4: Unknown parameter 'nouser_xattr'
[  490.464144][ T6598] loop5: detected capacity change from 0 to 512
[  490.472540][ T6606] loop3: detected capacity change from 0 to 1024
[  490.479150][ T6606] ext4: Unknown parameter 'nouser_xattr'
[  490.491498][ T6600] loop6: detected capacity change from 0 to 1024
[  490.492288][ T6598] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  490.498165][ T6600] ext4: Unknown parameter 'nouser_xattr'
[  490.517588][ T6602] loop1: detected capacity change from 0 to 1024
[  490.524183][ T6602] ext4: Unknown parameter 'nouser_xattr'
[  490.532963][ T6604] loop0: detected capacity change from 0 to 1024
[  490.534149][ T6598] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  490.539618][ T6604] ext4: Unknown parameter 'nouser_xattr'
[  490.555423][ T6598] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1679: Failed to acquire dquot type 0
[  490.576770][ T6598] EXT4-fs (loop5): 1 truncate cleaned up
[  490.589355][ T6602] loop1: detected capacity change from 0 to 512
[  490.645650][ T6602] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  490.657047][ T6604] loop0: detected capacity change from 0 to 512
[  490.664200][ T6604] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  490.677982][ T6612] loop6: detected capacity change from 0 to 1024
[  490.684645][ T6612] ext4: Unknown parameter 'nouser_xattr'
[  490.733937][ T6602] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  490.748354][ T6602] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1681: Failed to acquire dquot type 0
[  490.772410][ T6602] EXT4-fs (loop1): 1 truncate cleaned up
[  490.794741][ T6614] loop3: detected capacity change from 0 to 1024
[  490.801336][ T6614] ext4: Unknown parameter 'nouser_xattr'
[  490.865524][ T6604] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  490.879745][ T6604] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1682: Failed to acquire dquot type 0
[  490.892650][ T6614] loop3: detected capacity change from 0 to 512
[  490.899280][ T6604] EXT4-fs (loop0): 1 truncate cleaned up
[  490.905896][ T6614] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  490.918258][ T6622] loop6: detected capacity change from 0 to 1024
[  490.924885][ T6622] ext4: Unknown parameter 'nouser_xattr'
[  490.935920][ T6620] loop5: detected capacity change from 0 to 1024
[  490.942596][ T6620] ext4: Unknown parameter 'nouser_xattr'
[  490.951594][ T6614] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  490.966276][ T6614] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1685: Failed to acquire dquot type 0
[  490.978968][ T6614] EXT4-fs (loop3): 1 truncate cleaned up
[  491.095472][ T6622] loop6: detected capacity change from 0 to 512
[  491.103409][ T6622] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  491.115175][ T6627] loop1: detected capacity change from 0 to 1024
[  491.121930][ T6627] ext4: Unknown parameter 'nouser_xattr'
[  491.171598][ T6631] loop3: detected capacity change from 0 to 1024
[  491.178228][ T6631] ext4: Unknown parameter 'nouser_xattr'
[  491.194691][ T6627] loop1: detected capacity change from 0 to 512
[  491.201569][ T6627] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  491.226910][ T6627] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  491.241307][ T6627] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1688: Failed to acquire dquot type 0
[  491.252780][ T6627] EXT4-fs (loop1): 1 truncate cleaned up
[  491.317741][ T6622] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  491.331966][ T6622] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1687: Failed to acquire dquot type 0
[  491.343615][ T6622] EXT4-fs (loop6): 1 truncate cleaned up
[  491.358797][ T6637] loop5: detected capacity change from 0 to 1024
[  491.365421][ T6637] ext4: Unknown parameter 'nouser_xattr'
[  491.389502][ T6639] loop0: detected capacity change from 0 to 1024
[  491.396100][ T6639] ext4: Unknown parameter 'nouser_xattr'
[  491.437708][ T6631] loop3: detected capacity change from 0 to 512
[  491.445788][ T6631] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  491.615454][ T6637] loop5: detected capacity change from 0 to 512
[  491.620109][ T6650] loop6: detected capacity change from 0 to 1024
[  491.628930][ T6637] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  491.629077][ T6650] ext4: Unknown parameter 'nouser_xattr'
[  491.639915][ T6631] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  491.657929][ T6631] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1690: Failed to acquire dquot type 0
[  491.669470][ T6631] EXT4-fs (loop3): 1 truncate cleaned up
[  491.677729][ T6647] loop1: detected capacity change from 0 to 1024
[  491.684889][ T6647] ext4: Unknown parameter 'nouser_xattr'
[  491.694949][ T6645] loop0: detected capacity change from 0 to 1024
[  491.701589][ T6645] ext4: Unknown parameter 'nouser_xattr'
[  491.708880][ T6637] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  491.723159][ T6637] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1691: Failed to acquire dquot type 0
[  491.734625][ T6637] EXT4-fs (loop5): 1 truncate cleaned up
[  491.741865][ T6645] loop0: detected capacity change from 0 to 512
[  491.750439][ T6645] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  491.761389][ T6643] loop6: detected capacity change from 0 to 512
[  491.773104][ T6643] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  491.785016][ T6645] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  491.799244][ T6645] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1695: Failed to acquire dquot type 0
[  491.823103][ T6645] EXT4-fs (loop0): 1 truncate cleaned up
[  491.858221][ T6643] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  491.872424][ T6643] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1694: Failed to acquire dquot type 0
[  491.884045][ T6647] loop1: detected capacity change from 0 to 512
[  491.890816][ T6643] EXT4-fs (loop6): 1 truncate cleaned up
[  491.896814][ T6647] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  491.909237][ T6657] loop3: detected capacity change from 0 to 1024
[  491.915881][ T6657] ext4: Unknown parameter 'nouser_xattr'
[  491.977073][ T6647] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  491.991406][ T6647] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1696: Failed to acquire dquot type 0
[  492.002949][ T6647] EXT4-fs (loop1): 1 truncate cleaned up
[  492.152376][ T6672] loop0: detected capacity change from 0 to 1024
[  492.171046][ T6672] ext4: Unknown parameter 'nouser_xattr'
[  492.191738][ T6675] loop5: detected capacity change from 0 to 1024
[  492.208786][ T6675] ext4: Unknown parameter 'nouser_xattr'
[  492.219038][ T6674] loop6: detected capacity change from 0 to 1024
[  492.234607][ T6674] ext4: Unknown parameter 'nouser_xattr'
[  492.253381][ T6664] loop0: detected capacity change from 0 to 512
[  492.262595][ T6664] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  492.274594][ T6671] loop3: detected capacity change from 0 to 1024
[  492.281232][ T6671] ext4: Unknown parameter 'nouser_xattr'
[  492.287082][ T6669] loop1: detected capacity change from 0 to 512
[  492.296920][ T6669] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  492.307091][  T312] blk_print_req_error: 7 callbacks suppressed
[  492.307106][  T312] I/O error, dev loop6, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  492.307166][ T6664] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  492.337105][ T6664] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1699: Failed to acquire dquot type 0
[  492.348541][ T6664] EXT4-fs (loop0): 1 truncate cleaned up
[  492.357578][ T6667] loop6: detected capacity change from 0 to 512
[  492.364854][ T6667] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  492.375555][ T6669] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  492.389779][ T6669] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1702: Failed to acquire dquot type 0
[  492.402950][ T6669] EXT4-fs (loop1): 1 truncate cleaned up
[  492.408995][ T6666] loop5: detected capacity change from 0 to 512
[  492.416380][ T6666] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  492.432857][ T6667] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  492.447274][ T6667] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1701: Failed to acquire dquot type 0
[  492.459081][ T6667] EXT4-fs (loop6): 1 truncate cleaned up
[  492.464978][ T6671] loop3: detected capacity change from 0 to 512
[  492.472310][ T6671] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  492.511761][ T6666] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  492.526002][ T6666] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1700: Failed to acquire dquot type 0
[  492.537778][ T6666] EXT4-fs (loop5): 1 truncate cleaned up
[  492.548475][ T6686] loop0: detected capacity change from 0 to 1024
[  492.555202][ T6686] ext4: Unknown parameter 'nouser_xattr'
[  492.564049][ T6671] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  492.578313][ T6671] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1698: Failed to acquire dquot type 0
[  492.590057][ T6671] EXT4-fs (loop3): 1 truncate cleaned up
[  492.602055][  T441] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  492.615059][ T6686] loop0: detected capacity change from 0 to 512
[  492.681239][ T6686] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  492.690979][  T621] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  492.705835][ T6690] loop1: detected capacity change from 0 to 1024
[  492.712519][ T6690] ext4: Unknown parameter 'nouser_xattr'
[  492.750854][ T6686] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  492.765892][ T6686] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1703: Failed to acquire dquot type 0
[  492.777783][ T6686] EXT4-fs (loop0): 1 truncate cleaned up
[  492.838541][ T6701] loop6: detected capacity change from 0 to 1024
[  492.856881][ T6701] ext4: Unknown parameter 'nouser_xattr'
[  492.887457][ T6704] loop1: detected capacity change from 0 to 1024
[  492.910403][ T6704] ext4: Unknown parameter 'nouser_xattr'
[  492.927281][ T6695] loop5: detected capacity change from 0 to 1024
[  492.933964][ T6695] ext4: Unknown parameter 'nouser_xattr'
[  492.942169][ T6694] loop6: detected capacity change from 0 to 512
[  492.951027][ T6695] loop5: detected capacity change from 0 to 512
[  492.958093][ T6694] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  492.967305][ T6695] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  492.991426][ T6698] loop1: detected capacity change from 0 to 512
[  492.998526][ T6698] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  493.009278][ T6694] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  493.023617][ T6694] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1706: Failed to acquire dquot type 0
[  493.035959][ T6694] EXT4-fs (loop6): 1 truncate cleaned up
[  493.044111][ T6695] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  493.058386][ T6695] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1705: Failed to acquire dquot type 0
[  493.083406][ T6695] EXT4-fs (loop5): 1 truncate cleaned up
[  493.093193][ T6700] loop3: detected capacity change from 0 to 1024
[  493.099860][ T6700] ext4: Unknown parameter 'nouser_xattr'
[  493.142692][ T6700] loop3: detected capacity change from 0 to 512
[  493.151864][ T6698] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  493.166103][ T6698] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1707: Failed to acquire dquot type 0
[  493.177834][ T6698] EXT4-fs (loop1): 1 truncate cleaned up
[  493.183759][ T6700] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  493.196014][ T6712] loop0: detected capacity change from 0 to 1024
[  493.202688][ T6712] ext4: Unknown parameter 'nouser_xattr'
[  493.227430][ T6700] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  493.241800][ T6700] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1708: Failed to acquire dquot type 0
[  493.253304][ T6700] EXT4-fs (loop3): 1 truncate cleaned up
[  493.376592][ T6718] loop6: detected capacity change from 0 to 1024
[  493.383263][ T6718] ext4: Unknown parameter 'nouser_xattr'
[  493.488922][ T6725] loop0: detected capacity change from 0 to 1024
[  493.499427][ T6724] loop3: detected capacity change from 0 to 1024
[  493.506096][ T6724] ext4: Unknown parameter 'nouser_xattr'
[  493.514285][ T6718] loop6: detected capacity change from 0 to 512
[  493.521431][ T6718] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  493.533685][ T6724] loop3: detected capacity change from 0 to 512
[  493.540641][ T6725] ext4: Unknown parameter 'nouser_xattr'
[  493.550134][ T6720] loop5: detected capacity change from 0 to 1024
[  493.556848][ T6720] ext4: Unknown parameter 'nouser_xattr'
[  493.562691][ T6724] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  493.575504][ T6722] loop1: detected capacity change from 0 to 1024
[  493.582172][ T6722] ext4: Unknown parameter 'nouser_xattr'
[  493.590093][ T6720] loop5: detected capacity change from 0 to 512
[  493.599788][ T6720] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  493.609102][ T6722] loop1: detected capacity change from 0 to 512
[  493.616386][ T6722] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  493.630539][ T6716] loop0: detected capacity change from 0 to 512
[  493.638929][ T6716] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  493.648596][ T6718] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  493.662819][ T6718] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1711: Failed to acquire dquot type 0
[  493.674695][ T6724] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  493.689021][ T6724] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1714: Failed to acquire dquot type 0
[  493.700592][ T6718] EXT4-fs (loop6): 1 truncate cleaned up
[  493.706474][ T6724] EXT4-fs (loop3): 1 truncate cleaned up
[  493.714368][ T6720] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  493.728630][ T6720] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1712: Failed to acquire dquot type 0
[  493.740626][ T6720] EXT4-fs (loop5): 1 truncate cleaned up
[  493.747099][ T6716] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  493.761303][ T6716] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1710: Failed to acquire dquot type 0
[  493.772695][ T6716] EXT4-fs (loop0): 1 truncate cleaned up
[  493.779764][ T6722] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  493.793960][ T6722] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1713: Failed to acquire dquot type 0
[  493.805417][ T6722] EXT4-fs (loop1): 1 truncate cleaned up
[  493.867176][ T6737] loop1: detected capacity change from 0 to 1024
[  493.874064][ T6737] ext4: Unknown parameter 'nouser_xattr'
[  494.105911][ T6748] loop5: detected capacity change from 0 to 1024
[  494.112754][ T6749] loop1: detected capacity change from 0 to 1024
[  494.128381][ T6751] loop3: detected capacity change from 0 to 1024
[  494.140872][ T6748] ext4: Unknown parameter 'nouser_xattr'
[  494.153547][ T6751] ext4: Unknown parameter 'nouser_xattr'
[  494.163451][ T6745] loop6: detected capacity change from 0 to 1024
[  494.164273][ T6749] ext4: Unknown parameter 'nouser_xattr'
[  494.170071][ T6745] ext4: Unknown parameter 'nouser_xattr'
[  494.187569][ T6747] loop0: detected capacity change from 0 to 1024
[  494.194249][ T6747] ext4: Unknown parameter 'nouser_xattr'
[  494.225792][ T6744] loop3: detected capacity change from 0 to 512
[  494.234857][ T6741] loop1: detected capacity change from 0 to 512
[  494.242065][ T6744] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  494.253588][ T6739] loop5: detected capacity change from 0 to 512
[  494.260721][ T6741] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  494.270655][ T6739] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  494.284387][ T6739] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  494.298711][ T6739] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1716: Failed to acquire dquot type 0
[  494.310452][ T6739] EXT4-fs (loop5): 1 truncate cleaned up
[  494.387834][ T6741] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  494.402147][ T6741] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1717: Failed to acquire dquot type 0
[  494.413697][ T6744] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  494.428251][ T6744] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1718: Failed to acquire dquot type 0
[  494.439763][ T6741] EXT4-fs (loop1): 1 truncate cleaned up
[  494.442133][ T6764] loop6: detected capacity change from 0 to 1024
[  494.445768][ T6744] EXT4-fs (loop3): 1 truncate cleaned up
[  494.458165][ T6764] ext4: Unknown parameter 'nouser_xattr'
[  494.464562][ T6760] loop0: detected capacity change from 0 to 1024
[  494.471233][ T6760] ext4: Unknown parameter 'nouser_xattr'
[  494.627538][ T6766] loop0: detected capacity change from 0 to 1024
[  494.634230][ T6766] ext4: Unknown parameter 'nouser_xattr'
[  494.718306][ T6766] loop0: detected capacity change from 0 to 512
[  494.729006][ T6770] loop5: detected capacity change from 0 to 1024
[  494.735686][ T6770] ext4: Unknown parameter 'nouser_xattr'
[  494.776760][ T6766] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  494.787558][ T6770] loop5: detected capacity change from 0 to 512
[  494.797901][ T6768] loop6: detected capacity change from 0 to 1024
[  494.804559][ T6768] ext4: Unknown parameter 'nouser_xattr'
[  494.813527][ T6770] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  494.827266][ T6772] loop1: detected capacity change from 0 to 1024
[  494.833912][ T6772] ext4: Unknown parameter 'nouser_xattr'
[  494.862731][ T6774] loop3: detected capacity change from 0 to 1024
[  494.869338][ T6774] ext4: Unknown parameter 'nouser_xattr'
2025/12/09 02:39:16 executed programs: 1721
[  494.875889][ T6766] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  494.890114][ T6766] __quota_error: 58 callbacks suppressed
[  494.890128][ T6766] Quota error (device loop0): write_blk: dquota write failed
[  494.903451][ T6766] Quota error (device loop0): qtree_write_dquot: Error -28 occurred while creating quota
[  494.913393][ T6766] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1723: Failed to acquire dquot type 0
[  494.954496][ T6766] EXT4-fs (loop0): 1 truncate cleaned up
[  495.053921][ T6770] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  495.068247][ T6770] Quota error (device loop5): write_blk: dquota write failed
[  495.075664][ T6770] Quota error (device loop5): qtree_write_dquot: Error -28 occurred while creating quota
[  495.085506][ T6770] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1725: Failed to acquire dquot type 0
[  495.097085][ T6770] EXT4-fs (loop5): 1 truncate cleaned up
[  495.108557][ T6785] loop1: detected capacity change from 0 to 1024
[  495.115138][ T6785] ext4: Unknown parameter 'nouser_xattr'
[  495.121638][ T6782] loop6: detected capacity change from 0 to 1024
[  495.128244][ T6782] ext4: Unknown parameter 'nouser_xattr'
[  495.138960][ T6782] loop6: detected capacity change from 0 to 512
[  495.146103][ T6787] loop3: detected capacity change from 0 to 512
[  495.155498][ T6782] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  495.164838][ T6787] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  495.174796][  T318] I/O error, dev loop1, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  495.189282][ T6785] loop1: detected capacity change from 0 to 512
[  495.210584][ T6785] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  495.221115][ T6787] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  495.235333][ T6787] Quota error (device loop3): write_blk: dquota write failed
[  495.243218][ T6787] Quota error (device loop3): qtree_write_dquot: Error -28 occurred while creating quota
[  495.253109][ T6787] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1730: Failed to acquire dquot type 0
[  495.264786][ T6787] EXT4-fs (loop3): 1 truncate cleaned up
[  495.272430][ T6782] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  495.287040][ T6782] Quota error (device loop6): write_blk: dquota write failed
[  495.294483][ T6782] Quota error (device loop6): qtree_write_dquot: Error -28 occurred while creating quota
[  495.304335][ T6782] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1728: Failed to acquire dquot type 0
[  495.316020][ T6782] EXT4-fs (loop6): 1 truncate cleaned up
[  495.384412][ T6785] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  495.398622][ T6785] Quota error (device loop1): write_blk: dquota write failed
[  495.406023][ T6785] Quota error (device loop1): qtree_write_dquot: Error -28 occurred while creating quota
[  495.415857][ T6785] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1729: Failed to acquire dquot type 0
[  495.427377][ T6785] EXT4-fs (loop1): 1 truncate cleaned up
[  495.436175][ T6796] loop0: detected capacity change from 0 to 1024
[  495.442813][ T6796] ext4: Unknown parameter 'nouser_xattr'
[  495.452232][ T6797] loop5: detected capacity change from 0 to 1024
[  495.458850][ T6797] ext4: Unknown parameter 'nouser_xattr'
[  495.466851][ T6796] loop0: detected capacity change from 0 to 512
[  495.475919][ T6797] loop5: detected capacity change from 0 to 512
[  495.482711][ T6796] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  495.492121][ T6797] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  495.512424][ T6797] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  495.526677][ T6797] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1732: Failed to acquire dquot type 0
[  495.538161][ T6797] EXT4-fs (loop5): 1 truncate cleaned up
[  495.545277][ T6796] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  495.559583][ T6796] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1731: Failed to acquire dquot type 0
[  495.572338][ T6796] EXT4-fs (loop0): 1 truncate cleaned up
[  495.789450][ T6804] loop1: detected capacity change from 0 to 1024
[  495.796223][ T6804] ext4: Unknown parameter 'nouser_xattr'
[  495.808349][ T6806] loop3: detected capacity change from 0 to 1024
[  495.815006][ T6806] ext4: Unknown parameter 'nouser_xattr'
[  495.826211][ T6808] loop5: detected capacity change from 0 to 1024
[  495.832861][ T6808] ext4: Unknown parameter 'nouser_xattr'
[  495.840936][ T6806] loop3: detected capacity change from 0 to 512
[  495.850955][ T6810] loop0: detected capacity change from 0 to 1024
[  495.858655][ T6808] loop5: detected capacity change from 0 to 512
[  495.865944][ T6810] ext4: Unknown parameter 'nouser_xattr'
[  495.894636][ T6806] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  495.903902][ T6808] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  495.978567][ T6806] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  495.992775][ T6806] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1734: Failed to acquire dquot type 0
[  496.004215][ T6806] EXT4-fs (loop3): 1 truncate cleaned up
[  496.012602][ T6812] loop1: detected capacity change from 0 to 1024
[  496.019199][ T6812] ext4: Unknown parameter 'nouser_xattr'
[  496.031467][ T6814] loop6: detected capacity change from 0 to 1024
[  496.038147][ T6814] ext4: Unknown parameter 'nouser_xattr'
[  496.048706][ T6808] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  496.062930][ T6808] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1735: Failed to acquire dquot type 0
[  496.074520][ T6808] EXT4-fs (loop5): 1 truncate cleaned up
[  496.081530][  T318] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  496.147508][ T6810] loop0: detected capacity change from 0 to 512
[  496.184254][ T6810] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  496.202943][ T6820] loop6: detected capacity change from 0 to 1024
[  496.209591][ T6820] ext4: Unknown parameter 'nouser_xattr'
[  496.219930][ T6822] loop1: detected capacity change from 0 to 1024
[  496.226590][ T6822] ext4: Unknown parameter 'nouser_xattr'
[  496.242326][ T6810] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  496.256699][ T6810] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1736: Failed to acquire dquot type 0
[  496.268867][ T6810] EXT4-fs (loop0): 1 truncate cleaned up
[  496.326000][  T318] I/O error, dev loop6, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  496.354144][ T6820] loop6: detected capacity change from 0 to 512
[  496.390612][ T6820] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  496.429390][ T6825] loop3: detected capacity change from 0 to 1024
[  496.436038][ T6825] ext4: Unknown parameter 'nouser_xattr'
[  496.445294][ T6831] loop5: detected capacity change from 0 to 1024
[  496.451931][ T6831] ext4: Unknown parameter 'nouser_xattr'
[  496.462212][ T6829] loop1: detected capacity change from 0 to 1024
[  496.468759][ T6829] ext4: Unknown parameter 'nouser_xattr'
[  496.475977][ T6820] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  496.490281][ T6820] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1739: Failed to acquire dquot type 0
[  496.514090][ T6820] EXT4-fs (loop6): 1 truncate cleaned up
[  496.551103][ T6829] loop1: detected capacity change from 0 to 512
[  496.558257][ T6829] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  496.578703][ T6825] loop3: detected capacity change from 0 to 512
[  496.587885][ T6825] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  496.599215][ T6836] loop5: detected capacity change from 0 to 512
[  496.606331][ T6836] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  496.622183][  T312] I/O error, dev loop6, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  496.641515][ T6829] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  496.655788][ T6829] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1742: Failed to acquire dquot type 0
[  496.667502][ T6829] EXT4-fs (loop1): 1 truncate cleaned up
[  496.674915][ T6836] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  496.689145][ T6836] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1744: Failed to acquire dquot type 0
[  496.701394][ T6836] EXT4-fs (loop5): 1 truncate cleaned up
[  496.765354][ T6825] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  496.779570][ T6825] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1741: Failed to acquire dquot type 0
[  496.791288][ T6825] EXT4-fs (loop3): 1 truncate cleaned up
[  496.798757][ T6847] loop0: detected capacity change from 0 to 1024
[  496.807365][ T6847] ext4: Unknown parameter 'nouser_xattr'
[  496.821495][ T6846] loop6: detected capacity change from 0 to 1024
[  496.828130][ T6846] ext4: Unknown parameter 'nouser_xattr'
[  496.960499][ T6846] loop6: detected capacity change from 0 to 512
[  496.969463][  T441] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  496.980905][ T6846] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  496.996303][ T6844] loop0: detected capacity change from 0 to 512
[  497.005483][ T6844] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  497.015119][ T6851] loop1: detected capacity change from 0 to 1024
[  497.022035][ T6851] ext4: Unknown parameter 'nouser_xattr'
[  497.033712][ T6853] loop3: detected capacity change from 0 to 1024
[  497.040336][ T6853] ext4: Unknown parameter 'nouser_xattr'
[  497.050223][ T6846] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  497.064445][ T6846] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1746: Failed to acquire dquot type 0
[  497.088491][ T6846] EXT4-fs (loop6): 1 truncate cleaned up
[  497.136449][ T6849] loop5: detected capacity change from 0 to 1024
[  497.143139][ T6849] ext4: Unknown parameter 'nouser_xattr'
[  497.149119][ T6844] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  497.163513][ T6844] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1745: Failed to acquire dquot type 0
[  497.174987][ T6844] EXT4-fs (loop0): 1 truncate cleaned up
[  497.230465][ T6849] loop5: detected capacity change from 0 to 512
[  497.237896][ T6849] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  497.250544][ T6860] loop1: detected capacity change from 0 to 1024
[  497.257251][ T6860] ext4: Unknown parameter 'nouser_xattr'
[  497.266276][ T6862] loop3: detected capacity change from 0 to 1024
[  497.272915][ T6862] ext4: Unknown parameter 'nouser_xattr'
[  497.280617][ T6849] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  497.295320][ T6849] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1747: Failed to acquire dquot type 0
[  497.306847][ T6849] EXT4-fs (loop5): 1 truncate cleaned up
[  497.332747][ T6860] loop1: detected capacity change from 0 to 512
[  497.339660][ T6860] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  497.354360][ T6862] loop3: detected capacity change from 0 to 512
[  497.367037][ T6862] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  497.432677][ T6860] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  497.446938][ T6860] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1750: Failed to acquire dquot type 0
[  497.458577][ T6860] EXT4-fs (loop1): 1 truncate cleaned up
[  497.537571][ T6862] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  497.551775][ T6862] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1751: Failed to acquire dquot type 0
[  497.563378][ T6862] EXT4-fs (loop3): 1 truncate cleaned up
[  497.572220][ T6872] loop0: detected capacity change from 0 to 1024
[  497.578811][ T6872] ext4: Unknown parameter 'nouser_xattr'
[  497.588156][ T6869] loop6: detected capacity change from 0 to 1024
[  497.594812][ T6869] ext4: Unknown parameter 'nouser_xattr'
[  497.604275][ T6874] loop5: detected capacity change from 0 to 1024
[  497.610923][ T6874] ext4: Unknown parameter 'nouser_xattr'
[  497.618990][ T6872] loop0: detected capacity change from 0 to 512
[  497.627902][ T6869] loop6: detected capacity change from 0 to 512
[  497.636900][ T6874] loop5: detected capacity change from 0 to 512
[  497.644056][ T6872] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  497.653311][ T6869] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  497.662539][ T6874] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  497.683391][ T6872] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  497.697635][ T6872] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1753: Failed to acquire dquot type 0
[  497.709140][ T6874] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  497.723339][ T6874] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1754: Failed to acquire dquot type 0
[  497.734750][ T6872] EXT4-fs (loop0): 1 truncate cleaned up
[  497.740632][ T6869] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  497.755009][ T6869] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1752: Failed to acquire dquot type 0
[  497.767147][ T6874] EXT4-fs (loop5): 1 truncate cleaned up
[  497.773040][ T6869] EXT4-fs (loop6): 1 truncate cleaned up
[  497.917425][ T6884] loop3: detected capacity change from 0 to 1024
[  497.924134][ T6884] ext4: Unknown parameter 'nouser_xattr'
[  498.024749][ T6884] loop3: detected capacity change from 0 to 512
[  498.035494][ T6884] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  498.044710][ T6882] loop1: detected capacity change from 0 to 1024
[  498.051415][ T6882] ext4: Unknown parameter 'nouser_xattr'
[  498.061705][ T6888] loop6: detected capacity change from 0 to 1024
[  498.068263][ T6888] ext4: Unknown parameter 'nouser_xattr'
[  498.076921][ T6890] loop5: detected capacity change from 0 to 1024
[  498.083574][ T6890] ext4: Unknown parameter 'nouser_xattr'
[  498.091120][ T6886] loop0: detected capacity change from 0 to 1024
[  498.097730][ T6886] ext4: Unknown parameter 'nouser_xattr'
[  498.109688][ T6884] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  498.124019][ T6884] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1756: Failed to acquire dquot type 0
[  498.136079][ T6884] EXT4-fs (loop3): 1 truncate cleaned up
[  498.142448][  T318] I/O error, dev loop6, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  498.167893][ T6882] loop1: detected capacity change from 0 to 512
[  498.177279][ T6882] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  498.229754][ T6888] loop6: detected capacity change from 0 to 512
[  498.237098][ T6888] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  498.278287][ T6896] loop5: detected capacity change from 0 to 1024
[  498.285002][ T6896] ext4: Unknown parameter 'nouser_xattr'
[  498.294193][ T6898] loop0: detected capacity change from 0 to 1024
[  498.300757][ T6898] ext4: Unknown parameter 'nouser_xattr'
[  498.307902][ T6888] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  498.322248][ T6888] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1758: Failed to acquire dquot type 0
[  498.333783][ T6888] EXT4-fs (loop6): 1 truncate cleaned up
[  498.345879][ T6882] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  498.360231][ T6882] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1755: Failed to acquire dquot type 0
[  498.371806][  T621] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  498.373092][ T6882] EXT4-fs (loop1): 1 truncate cleaned up
[  498.389447][ T6896] loop5: detected capacity change from 0 to 512
[  498.396633][ T6896] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  498.406508][  T441] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  498.416289][  T318] I/O error, dev loop6, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  498.425877][  T312] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  498.443259][ T6898] loop0: detected capacity change from 0 to 512
[  498.450429][ T6898] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  498.513123][ T6906] loop3: detected capacity change from 0 to 1024
[  498.519744][ T6906] ext4: Unknown parameter 'nouser_xattr'
[  498.614683][ T6896] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  498.628927][ T6896] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1760: Failed to acquire dquot type 0
[  498.640463][ T6896] EXT4-fs (loop5): 1 truncate cleaned up
[  498.705645][ T6917] loop6: detected capacity change from 0 to 1024
[  498.712552][ T6917] ext4: Unknown parameter 'nouser_xattr'
[  498.714095][ T6898] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  498.732500][ T6898] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1761: Failed to acquire dquot type 0
[  498.743835][ T6915] loop1: detected capacity change from 0 to 1024
[  498.750358][ T6915] ext4: Unknown parameter 'nouser_xattr'
[  498.756176][ T6916] loop3: detected capacity change from 0 to 1024
[  498.762769][ T6916] ext4: Unknown parameter 'nouser_xattr'
[  498.768507][ T6898] EXT4-fs (loop0): 1 truncate cleaned up
[  498.787016][  T312] I/O error, dev loop6, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  498.800616][ T6912] loop6: detected capacity change from 0 to 512
[  498.800655][  T312] I/O error, dev loop6, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  498.818127][ T6912] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  498.828004][  T442] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  498.831074][ T6916] loop3: detected capacity change from 0 to 512
[  498.844404][ T6916] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  498.873959][ T6912] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  498.888523][ T6912] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1763: Failed to acquire dquot type 0
[  498.900504][ T6912] EXT4-fs (loop6): 1 truncate cleaned up
[  498.906525][ T6916] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  498.920878][ T6916] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1765: Failed to acquire dquot type 0
[  498.933042][ T6916] EXT4-fs (loop3): 1 truncate cleaned up
[  499.035024][ T6924] loop1: detected capacity change from 0 to 1024
[  499.041684][ T6924] ext4: Unknown parameter 'nouser_xattr'
[  499.064738][ T6927] loop0: detected capacity change from 0 to 1024
[  499.071433][ T6927] ext4: Unknown parameter 'nouser_xattr'
[  499.085496][ T6928] loop5: detected capacity change from 0 to 1024
[  499.092541][ T6928] ext4: Unknown parameter 'nouser_xattr'
[  499.146399][ T6928] loop5: detected capacity change from 0 to 512
[  499.148523][  T312] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  499.193163][ T6927] loop0: detected capacity change from 0 to 512
[  499.201851][ T6928] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  499.212162][ T6927] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  499.225497][ T6931] loop1: detected capacity change from 0 to 1024
[  499.232244][ T6931] ext4: Unknown parameter 'nouser_xattr'
[  499.241668][ T6933] loop3: detected capacity change from 0 to 1024
[  499.248337][ T6933] ext4: Unknown parameter 'nouser_xattr'
[  499.267515][ T6928] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  499.281899][ T6928] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1767: Failed to acquire dquot type 0
[  499.293476][ T6928] EXT4-fs (loop5): 1 truncate cleaned up
[  499.300733][  T312] I/O error, dev loop1, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  499.376348][ T6928] EXT4-fs unmount: 319 callbacks suppressed
[  499.376363][ T6928] EXT4-fs (loop5): unmounting filesystem.
[  499.388544][ T6931] loop1: detected capacity change from 0 to 512
[  499.395958][ T6931] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  499.407427][ T6927] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  499.421701][ T6927] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1768: Failed to acquire dquot type 0
[  499.433632][ T6927] EXT4-fs (loop0): 1 truncate cleaned up
[  499.439291][ T6927] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback.
[  499.451010][ T6940] loop6: detected capacity change from 0 to 1024
[  499.457795][ T6940] ext4: Unknown parameter 'nouser_xattr'
[  499.467273][ T6942] loop3: detected capacity change from 0 to 1024
[  499.473982][ T6942] ext4: Unknown parameter 'nouser_xattr'
[  499.480071][ T6927] EXT4-fs (loop0): unmounting filesystem.
[  499.489045][ T6940] loop6: detected capacity change from 0 to 512
[  499.498006][ T6942] loop3: detected capacity change from 0 to 512
[  499.505726][ T6940] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  499.514951][ T6942] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  499.529173][ T6931] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  499.543440][ T6931] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1769: Failed to acquire dquot type 0
[  499.555101][ T6931] EXT4-fs (loop1): 1 truncate cleaned up
[  499.560899][ T6931] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback.
[  499.570583][ T6931] EXT4-fs (loop1): unmounting filesystem.
[  499.609928][ T6942] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  499.624286][ T6942] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1772: Failed to acquire dquot type 0
[  499.635777][ T6940] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  499.649978][ T6940] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1771: Failed to acquire dquot type 0
[  499.662078][ T6942] EXT4-fs (loop3): 1 truncate cleaned up
[  499.667740][ T6942] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback.
[  499.676892][ T6940] EXT4-fs (loop6): 1 truncate cleaned up
[  499.682593][ T6940] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: writeback.
[  499.692091][ T6940] EXT4-fs (loop6): unmounting filesystem.
[  499.698209][ T6942] EXT4-fs (loop3): unmounting filesystem.
[  499.706351][ T6946] loop5: detected capacity change from 0 to 1024
[  499.713095][ T6946] ext4: Unknown parameter 'nouser_xattr'
[  499.863029][ T6952] loop5: detected capacity change from 0 to 1024
[  499.869658][ T6952] ext4: Unknown parameter 'nouser_xattr'
[  499.880540][ T6954] loop0: detected capacity change from 0 to 1024
[  499.887295][ T6954] ext4: Unknown parameter 'nouser_xattr'
2025/12/09 02:39:21 executed programs: 1770
[  499.941068][ T6952] loop5: detected capacity change from 0 to 512
[  499.947997][ T6952] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  499.960971][ T6954] loop0: detected capacity change from 0 to 512
[  499.967815][ T6954] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  500.036330][ T6963] loop3: detected capacity change from 0 to 1024
[  500.052577][ T6963] ext4: Unknown parameter 'nouser_xattr'
[  500.058920][ T6961] loop6: detected capacity change from 0 to 1024
[  500.065619][ T6961] ext4: Unknown parameter 'nouser_xattr'
[  500.075648][ T6960] loop1: detected capacity change from 0 to 1024
[  500.082328][ T6960] ext4: Unknown parameter 'nouser_xattr'
[  500.093471][ T6961] loop6: detected capacity change from 0 to 512
[  500.100375][ T6952] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  500.114592][ T6952] __quota_error: 58 callbacks suppressed
[  500.114606][ T6952] Quota error (device loop5): write_blk: dquota write failed
[  500.127693][ T6952] Quota error (device loop5): qtree_write_dquot: Error -28 occurred while creating quota
[  500.137515][ T6952] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1774: Failed to acquire dquot type 0
[  500.150662][ T6952] EXT4-fs (loop5): 1 truncate cleaned up
[  500.156357][ T6952] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback.
[  500.165885][ T6961] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  500.175310][ T6956] loop3: detected capacity change from 0 to 512
[  500.182692][ T6952] EXT4-fs (loop5): unmounting filesystem.
[  500.188460][ T6956] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  500.201791][ T6954] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  500.216070][ T6954] Quota error (device loop0): write_blk: dquota write failed
[  500.223539][ T6954] Quota error (device loop0): qtree_write_dquot: Error -28 occurred while creating quota
[  500.233400][ T6954] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1775: Failed to acquire dquot type 0
[  500.245108][ T6954] EXT4-fs (loop0): 1 truncate cleaned up
[  500.250815][ T6954] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback.
[  500.262176][ T6961] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  500.276422][ T6961] Quota error (device loop6): write_blk: dquota write failed
[  500.283853][ T6961] Quota error (device loop6): qtree_write_dquot: Error -28 occurred while creating quota
[  500.293765][ T6961] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1777: Failed to acquire dquot type 0
[  500.305407][ T6954] EXT4-fs (loop0): unmounting filesystem.
[  500.311299][ T6961] EXT4-fs (loop6): 1 truncate cleaned up
[  500.316937][ T6961] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: writeback.
[  500.360827][ T6961] EXT4-fs (loop6): unmounting filesystem.
[  500.366909][ T6956] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  500.381229][ T6956] Quota error (device loop3): write_blk: dquota write failed
[  500.388614][ T6956] Quota error (device loop3): qtree_write_dquot: Error -28 occurred while creating quota
[  500.398448][ T6956] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1776: Failed to acquire dquot type 0
[  500.409864][ T6972] loop1: detected capacity change from 0 to 1024
[  500.416559][ T6972] ext4: Unknown parameter 'nouser_xattr'
[  500.422479][ T6956] EXT4-fs (loop3): 1 truncate cleaned up
[  500.428128][ T6956] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback.
[  500.439117][ T6956] EXT4-fs (loop3): unmounting filesystem.
[  500.478198][ T6972] loop1: detected capacity change from 0 to 512
[  500.491620][ T6974] loop5: detected capacity change from 0 to 1024
[  500.498267][ T6974] ext4: Unknown parameter 'nouser_xattr'
[  500.504107][ T6972] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  500.516008][ T6974] loop5: detected capacity change from 0 to 512
[  500.523837][ T6974] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  500.588575][ T6972] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  500.602835][ T6972] Quota error (device loop1): write_blk: dquota write failed
[  500.610239][ T6972] Quota error (device loop1): qtree_write_dquot: Error -28 occurred while creating quota
[  500.620459][ T6972] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1779: Failed to acquire dquot type 0
[  500.632404][ T6972] EXT4-fs (loop1): 1 truncate cleaned up
[  500.638068][ T6972] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback.
[  500.677217][ T6972] EXT4-fs (loop1): unmounting filesystem.
[  500.738343][ T6985] loop0: detected capacity change from 0 to 1024
[  500.742348][ T6974] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  500.759016][ T6974] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1780: Failed to acquire dquot type 0
[  500.759613][ T6985] ext4: Unknown parameter 'nouser_xattr'
[  500.775954][ T6982] loop3: detected capacity change from 0 to 1024
[  500.782592][ T6982] ext4: Unknown parameter 'nouser_xattr'
[  500.788523][ T6974] EXT4-fs (loop5): 1 truncate cleaned up
[  500.794265][ T6974] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback.
[  500.805818][ T6980] loop0: detected capacity change from 0 to 512
[  500.815164][ T6980] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  500.824579][ T6974] EXT4-fs (loop5): unmounting filesystem.
[  500.831147][ T6982] loop3: detected capacity change from 0 to 512
[  500.843815][ T6984] loop6: detected capacity change from 0 to 1024
[  500.850454][ T6984] ext4: Unknown parameter 'nouser_xattr'
[  500.856567][ T6982] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  500.867941][ T6984] loop6: detected capacity change from 0 to 512
[  500.875402][ T6984] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  500.886563][ T6980] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  500.900920][ T6980] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1781: Failed to acquire dquot type 0
[  500.912674][ T6980] EXT4-fs (loop0): 1 truncate cleaned up
[  500.918309][ T6980] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback.
[  500.928338][ T6980] EXT4-fs (loop0): unmounting filesystem.
[  500.934846][ T6982] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  500.949081][ T6982] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1782: Failed to acquire dquot type 0
[  500.962384][ T6982] EXT4-fs (loop3): 1 truncate cleaned up
[  500.968048][ T6982] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback.
[  500.981227][ T6984] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  500.995469][ T6984] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1783: Failed to acquire dquot type 0
[  501.023514][ T6984] EXT4-fs (loop6): 1 truncate cleaned up
[  501.029198][ T6984] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: writeback.
[  501.068322][ T6982] EXT4-fs (loop3): unmounting filesystem.
[  501.079823][ T6994] loop1: detected capacity change from 0 to 1024
[  501.086538][ T6994] ext4: Unknown parameter 'nouser_xattr'
[  501.092578][ T6984] EXT4-fs (loop6): unmounting filesystem.
[  501.139686][ T6994] loop1: detected capacity change from 0 to 512
[  501.185234][ T6994] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  501.202438][ T6998] loop0: detected capacity change from 0 to 1024
[  501.209071][ T6998] ext4: Unknown parameter 'nouser_xattr'
[  501.250203][ T6996] loop5: detected capacity change from 0 to 1024
[  501.256915][ T6996] ext4: Unknown parameter 'nouser_xattr'
[  501.321601][ T7001] loop6: detected capacity change from 0 to 1024
[  501.328254][ T7001] ext4: Unknown parameter 'nouser_xattr'
[  501.434856][ T7009] loop3: detected capacity change from 0 to 1024
[  501.442122][ T6994] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  501.456351][ T6994] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1784: Failed to acquire dquot type 0
[  501.463285][ T7011] loop0: detected capacity change from 0 to 1024
[  501.475495][ T6994] EXT4-fs (loop1): 1 truncate cleaned up
[  501.481184][ T6994] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback.
[  501.490612][ T7009] ext4: Unknown parameter 'nouser_xattr'
[  501.492896][ T7011] ext4: Unknown parameter 'nouser_xattr'
[  501.506053][ T7007] loop5: detected capacity change from 0 to 1024
[  501.512742][ T7007] ext4: Unknown parameter 'nouser_xattr'
[  501.518582][ T7001] loop6: detected capacity change from 0 to 512
[  501.526922][ T7001] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  501.551961][ T6994] EXT4-fs (loop1): unmounting filesystem.
[  501.559802][ T7001] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  501.574476][ T7001] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1787: Failed to acquire dquot type 0
[  501.588257][ T7008] loop0: detected capacity change from 0 to 512
[  501.595072][ T7001] EXT4-fs (loop6): 1 truncate cleaned up
[  501.602057][ T7001] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: writeback.
[  501.614814][ T7004] loop3: detected capacity change from 0 to 512
[  501.622035][ T7008] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  501.632698][ T7004] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  501.642095][ T7001] EXT4-fs (loop6): unmounting filesystem.
[  501.662907][ T7007] loop5: detected capacity change from 0 to 512
[  501.669836][ T7007] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  501.696236][ T7004] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  501.710692][ T7004] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1788: Failed to acquire dquot type 0
[  501.722644][ T7004] EXT4-fs (loop3): 1 truncate cleaned up
[  501.728300][ T7004] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback.
[  501.795569][ T7007] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  501.809820][ T7007] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1790: Failed to acquire dquot type 0
[  501.821680][ T7004] EXT4-fs (loop3): unmounting filesystem.
[  501.827508][ T7007] EXT4-fs (loop5): 1 truncate cleaned up
[  501.833176][ T7007] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback.
[  501.843171][ T7007] EXT4-fs (loop5): unmounting filesystem.
[  501.852620][ T7021] loop1: detected capacity change from 0 to 1024
[  501.859153][ T7021] ext4: Unknown parameter 'nouser_xattr'
[  501.867987][ T7023] loop6: detected capacity change from 0 to 1024
[  501.874673][ T7023] ext4: Unknown parameter 'nouser_xattr'
[  501.901351][ T7008] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  501.916176][ T7008] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1789: Failed to acquire dquot type 0
[  501.929102][ T7008] EXT4-fs (loop0): 1 truncate cleaned up
[  501.934793][ T7008] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback.
[  501.946805][ T7021] loop1: detected capacity change from 0 to 512
[  502.001599][ T7008] EXT4-fs (loop0): unmounting filesystem.
[  502.029704][ T7021] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  502.093305][ T7025] loop3: detected capacity change from 0 to 1024
[  502.099952][ T7025] ext4: Unknown parameter 'nouser_xattr'
[  502.111968][ T7032] loop6: detected capacity change from 0 to 1024
[  502.118696][ T7032] ext4: Unknown parameter 'nouser_xattr'
[  502.130844][ T7027] loop5: detected capacity change from 0 to 1024
[  502.137423][ T7027] ext4: Unknown parameter 'nouser_xattr'
[  502.145171][ T7021] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  502.159407][ T7021] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1791: Failed to acquire dquot type 0
[  502.171216][ T7021] EXT4-fs (loop1): 1 truncate cleaned up
[  502.176877][ T7021] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback.
[  502.199400][ T7021] EXT4-fs (loop1): unmounting filesystem.
[  502.261621][ T7027] loop5: detected capacity change from 0 to 512
[  502.268952][ T7027] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  502.311997][ T7038] loop3: detected capacity change from 0 to 1024
[  502.318618][ T7038] ext4: Unknown parameter 'nouser_xattr'
[  502.338276][ T7036] loop6: detected capacity change from 0 to 1024
[  502.345101][ T7036] ext4: Unknown parameter 'nouser_xattr'
[  502.372071][ T7027] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  502.386411][ T7027] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1794: Failed to acquire dquot type 0
[  502.397890][ T7027] EXT4-fs (loop5): 1 truncate cleaned up
[  502.404136][ T7027] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback.
[  502.507310][ T7048] loop1: detected capacity change from 0 to 1024
[  502.509380][ T7036] loop6: detected capacity change from 0 to 512
[  502.514126][ T7048] ext4: Unknown parameter 'nouser_xattr'
[  502.521385][ T7036] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  502.541939][ T7045] loop3: detected capacity change from 0 to 1024
[  502.548494][ T7045] ext4: Unknown parameter 'nouser_xattr'
[  502.554553][ T7047] loop0: detected capacity change from 0 to 1024
[  502.561265][ T7047] ext4: Unknown parameter 'nouser_xattr'
[  502.567242][ T7027] EXT4-fs (loop5): unmounting filesystem.
[  502.575609][ T7036] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  502.589895][ T7036] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1796: Failed to acquire dquot type 0
[  502.621185][ T7036] EXT4-fs (loop6): 1 truncate cleaned up
[  502.626864][ T7036] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: writeback.
[  502.641446][ T7045] loop3: detected capacity change from 0 to 512
[  502.650372][ T7047] loop0: detected capacity change from 0 to 512
[  502.657658][ T7045] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  502.666855][ T7047] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  502.718342][ T7036] EXT4-fs (loop6): unmounting filesystem.
[  502.757442][ T7053] loop1: detected capacity change from 0 to 1024
[  502.764032][ T7053] ext4: Unknown parameter 'nouser_xattr'
[  502.771997][ T7047] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  502.786197][ T7047] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1800: Failed to acquire dquot type 0
[  502.797769][ T7045] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  502.811982][ T7045] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1798: Failed to acquire dquot type 0
[  502.824178][ T7047] EXT4-fs (loop0): 1 truncate cleaned up
[  502.829805][ T7047] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback.
[  502.838887][ T7045] EXT4-fs (loop3): 1 truncate cleaned up
[  502.844597][ T7045] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback.
[  502.855919][ T7055] loop5: detected capacity change from 0 to 1024
[  502.862608][ T7055] ext4: Unknown parameter 'nouser_xattr'
[  502.868579][ T7047] EXT4-fs (loop0): unmounting filesystem.
[  502.875006][ T7045] EXT4-fs (loop3): unmounting filesystem.
[  503.018021][ T7061] loop5: detected capacity change from 0 to 1024
[  503.024708][ T7061] ext4: Unknown parameter 'nouser_xattr'
[  503.182805][ T7070] loop1: detected capacity change from 0 to 1024
[  503.186777][ T7069] loop0: detected capacity change from 0 to 1024
[  503.189366][ T7071] loop6: detected capacity change from 0 to 1024
[  503.195806][ T7069] ext4: Unknown parameter 'nouser_xattr'
[  503.202443][ T7070] ext4: Unknown parameter 'nouser_xattr'
[  503.218930][ T7071] ext4: Unknown parameter 'nouser_xattr'
[  503.228399][ T7068] loop3: detected capacity change from 0 to 1024
[  503.235100][ T7068] ext4: Unknown parameter 'nouser_xattr'
[  503.252357][  T312] blk_print_req_error: 8 callbacks suppressed
[  503.252372][  T312] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  503.349524][ T7074] loop5: detected capacity change from 0 to 1024
[  503.356273][ T7074] ext4: Unknown parameter 'nouser_xattr'
[  503.364602][  T621] I/O error, dev loop6, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  503.368367][ T7076] loop1: detected capacity change from 0 to 1024
[  503.380885][ T7076] ext4: Unknown parameter 'nouser_xattr'
[  503.387921][ T7069] loop0: detected capacity change from 0 to 512
[  503.394770][  T441] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  503.396969][ T7065] loop6: detected capacity change from 0 to 512
[  503.411143][ T7069] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  503.420365][ T7065] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  503.434233][ T7068] loop3: detected capacity change from 0 to 512
[  503.441504][ T7068] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  503.465604][  T318] I/O error, dev loop1, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  503.473118][ T7076] loop1: detected capacity change from 0 to 512
[  503.480240][  T318] I/O error, dev loop1, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[  503.491680][ T7069] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  503.504669][  T318] Buffer I/O error on dev loop1, logical block 0, async page read
[  503.505954][ T7069] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1807: Failed to acquire dquot type 0
[  503.525283][ T7065] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  503.539747][ T7065] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1805: Failed to acquire dquot type 0
[  503.547289][ T7084] loop5: detected capacity change from 0 to 1024
[  503.605422][ T7069] EXT4-fs (loop0): 1 truncate cleaned up
[  503.611144][ T7069] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback.
[  503.620334][ T7065] EXT4-fs (loop6): 1 truncate cleaned up
[  503.626066][ T7065] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: writeback.
[  503.635752][ T7076] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  503.645152][ T7065] EXT4-fs (loop6): unmounting filesystem.
[  503.652764][ T7069] EXT4-fs (loop0): unmounting filesystem.
[  503.660230][  T621] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  503.663825][ T7068] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  503.683995][ T7068] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1806: Failed to acquire dquot type 0
[  503.697784][ T7068] EXT4-fs (loop3): 1 truncate cleaned up
[  503.703471][ T7068] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback.
[  503.713346][ T7068] EXT4-fs (loop3): unmounting filesystem.
[  503.721292][ T7076] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  503.735489][ T7076] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1809: Failed to acquire dquot type 0
[  503.759510][ T7076] EXT4-fs (loop1): 1 truncate cleaned up
[  503.765195][ T7076] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback.
[  503.787367][ T7082] loop5: detected capacity change from 0 to 512
[  503.822771][ T7082] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  503.866972][ T7089] loop6: detected capacity change from 0 to 1024
[  503.873780][ T7089] ext4: Unknown parameter 'nouser_xattr'
[  503.883190][ T7091] loop0: detected capacity change from 0 to 1024
[  503.889793][ T7091] ext4: Unknown parameter 'nouser_xattr'
[  503.895979][ T7076] EXT4-fs (loop1): unmounting filesystem.
[  503.902437][ T7082] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  503.916797][ T7082] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1810: Failed to acquire dquot type 0
[  503.958731][ T7082] EXT4-fs (loop5): 1 truncate cleaned up
[  503.964442][ T7082] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback.
[  503.974812][ T7082] EXT4-fs (loop5): unmounting filesystem.
[  503.981243][  T318] I/O error, dev loop6, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  503.985444][ T7089] loop6: detected capacity change from 0 to 512
[  503.990948][  T442] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  503.998435][ T7089] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  504.017902][ T7091] loop0: detected capacity change from 0 to 512
[  504.025216][ T7091] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  504.038339][ T7095] loop3: detected capacity change from 0 to 1024
[  504.045147][ T7095] ext4: Unknown parameter 'nouser_xattr'
[  504.150910][ T7091] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  504.165123][ T7091] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1812: Failed to acquire dquot type 0
[  504.176965][ T7091] EXT4-fs (loop0): 1 truncate cleaned up
[  504.182658][ T7091] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback.
[  504.191871][ T7089] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  504.206431][ T7089] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1811: Failed to acquire dquot type 0
[  504.218012][ T7104] loop1: detected capacity change from 0 to 1024
[  504.218241][ T7091] EXT4-fs (loop0): unmounting filesystem.
[  504.225043][ T7104] ext4: Unknown parameter 'nouser_xattr'
[  504.230312][ T7089] EXT4-fs (loop6): 1 truncate cleaned up
[  504.241560][ T7089] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: writeback.
[  504.271317][ T7103] loop3: detected capacity change from 0 to 1024
[  504.277954][ T7103] ext4: Unknown parameter 'nouser_xattr'
[  504.337628][ T7089] EXT4-fs (loop6): unmounting filesystem.
[  504.484038][ T7106] loop5: detected capacity change from 0 to 1024
[  504.490669][ T7106] ext4: Unknown parameter 'nouser_xattr'
[  504.503140][ T7108] loop0: detected capacity change from 0 to 1024
[  504.509748][ T7108] ext4: Unknown parameter 'nouser_xattr'
[  504.519981][ T7110] loop1: detected capacity change from 0 to 1024
[  504.526634][ T7110] ext4: Unknown parameter 'nouser_xattr'
[  504.533089][  T312] I/O error, dev loop6, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  504.537191][ T7113] loop3: detected capacity change from 0 to 1024
[  504.549221][ T7113] ext4: Unknown parameter 'nouser_xattr'
[  504.575477][ T7110] loop1: detected capacity change from 0 to 512
[  504.582386][ T7110] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  504.595206][ T7113] loop3: detected capacity change from 0 to 512
[  504.602112][ T7113] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  504.678187][ T7110] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  504.692465][ T7110] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1818: Failed to acquire dquot type 0
[  504.703879][ T7113] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  504.718206][ T7113] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1819: Failed to acquire dquot type 0
[  504.729836][ T7110] EXT4-fs (loop1): 1 truncate cleaned up
[  504.735501][ T7110] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback.
[  504.744800][ T7113] EXT4-fs (loop3): 1 truncate cleaned up
[  504.750452][ T7113] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback.
[  504.759805][ T7110] EXT4-fs (loop1): unmounting filesystem.
[  504.821405][ T7124] loop5: detected capacity change from 0 to 1024
[  504.829793][ T7123] loop0: detected capacity change from 0 to 1024
[  504.836486][ T7123] ext4: Unknown parameter 'nouser_xattr'
[  504.848036][ T7122] loop6: detected capacity change from 0 to 1024
[  504.851209][ T7124] ext4: Unknown parameter 'nouser_xattr'
[  504.854707][ T7122] ext4: Unknown parameter 'nouser_xattr'
[  504.882014][  T312] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  504.894725][ T7123] loop0: detected capacity change from 0 to 512
[  504.906467][ T7119] loop5: detected capacity change from 0 to 512
[  504.913944][ T7119] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
2025/12/09 02:39:26 executed programs: 1817
[  504.947511][ T7123] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  505.012723][ T7127] loop6: detected capacity change from 0 to 1024
[  505.019344][ T7127] ext4: Unknown parameter 'nouser_xattr'
[  505.034380][ T7119] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  505.048676][ T7119] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1820: Failed to acquire dquot type 0
[  505.060254][ T7119] EXT4-fs (loop5): 1 truncate cleaned up
[  505.121515][ T7123] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  505.135939][ T7123] __quota_error: 48 callbacks suppressed
[  505.135952][ T7123] Quota error (device loop0): write_blk: dquota write failed
[  505.148979][ T7123] Quota error (device loop0): qtree_write_dquot: Error -28 occurred while creating quota
[  505.158822][ T7123] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1822: Failed to acquire dquot type 0
[  505.170325][ T7123] EXT4-fs (loop0): 1 truncate cleaned up
[  505.209934][ T7136] loop1: detected capacity change from 0 to 1024
[  505.216600][ T7136] ext4: Unknown parameter 'nouser_xattr'
[  505.229164][ T7136] loop1: detected capacity change from 0 to 512
[  505.242194][ T7129] loop3: detected capacity change from 0 to 1024
[  505.248879][ T7129] ext4: Unknown parameter 'nouser_xattr'
[  505.254971][ T7136] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  505.270412][ T7140] loop6: detected capacity change from 0 to 1024
[  505.277592][ T7140] ext4: Unknown parameter 'nouser_xattr'
[  505.283686][ T7129] loop3: detected capacity change from 0 to 512
[  505.296423][ T7129] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  505.365046][ T7140] loop6: detected capacity change from 0 to 512
[  505.374451][ T7136] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  505.388791][ T7136] Quota error (device loop1): write_blk: dquota write failed
[  505.396222][ T7136] Quota error (device loop1): qtree_write_dquot: Error -28 occurred while creating quota
[  505.406129][ T7136] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1825: Failed to acquire dquot type 0
[  505.417772][ T7136] EXT4-fs (loop1): 1 truncate cleaned up
[  505.423648][ T7140] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  505.462862][ T7129] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  505.477120][ T7129] Quota error (device loop3): write_blk: dquota write failed
[  505.484550][ T7129] Quota error (device loop3): qtree_write_dquot: Error -28 occurred while creating quota
[  505.494386][ T7129] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1824: Failed to acquire dquot type 0
[  505.506010][ T7129] EXT4-fs (loop3): 1 truncate cleaned up
[  505.514612][ T7145] loop5: detected capacity change from 0 to 1024
[  505.521254][ T7145] ext4: Unknown parameter 'nouser_xattr'
[  505.530229][ T7140] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  505.544457][ T7140] Quota error (device loop6): write_blk: dquota write failed
[  505.551862][ T7140] Quota error (device loop6): qtree_write_dquot: Error -28 occurred while creating quota
[  505.561830][ T7140] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1826: Failed to acquire dquot type 0
[  505.575179][ T7140] EXT4-fs (loop6): 1 truncate cleaned up
[  505.584069][ T7148] loop0: detected capacity change from 0 to 1024
[  505.590701][ T7148] ext4: Unknown parameter 'nouser_xattr'
[  505.619141][ T7148] loop0: detected capacity change from 0 to 512
[  505.627757][ T7148] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  505.669162][ T7148] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  505.683441][ T7148] Quota error (device loop0): write_blk: dquota write failed
[  505.691232][ T7148] Quota error (device loop0): qtree_write_dquot: Error -28 occurred while creating quota
[  505.701076][ T7148] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1828: Failed to acquire dquot type 0
[  505.713902][ T7148] EXT4-fs (loop0): 1 truncate cleaned up
[  505.737758][ T7152] loop5: detected capacity change from 0 to 1024
[  505.744835][ T7152] ext4: Unknown parameter 'nouser_xattr'
[  505.955206][ T7166] loop1: detected capacity change from 0 to 1024
[  505.965798][ T7165] loop3: detected capacity change from 0 to 1024
[  505.986270][ T7167] loop5: detected capacity change from 0 to 1024
[  506.000319][ T7166] ext4: Unknown parameter 'nouser_xattr'
[  506.012051][ T7167] ext4: Unknown parameter 'nouser_xattr'
[  506.022975][ T7165] ext4: Unknown parameter 'nouser_xattr'
[  506.028991][ T7162] loop0: detected capacity change from 0 to 1024
[  506.035616][ T7162] ext4: Unknown parameter 'nouser_xattr'
[  506.043880][ T7160] loop6: detected capacity change from 0 to 1024
[  506.050483][ T7160] ext4: Unknown parameter 'nouser_xattr'
[  506.088530][ T7156] loop3: detected capacity change from 0 to 512
[  506.095396][ T7160] loop6: detected capacity change from 0 to 512
[  506.171145][ T7156] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  506.180504][ T7160] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  506.191337][ T7162] loop0: detected capacity change from 0 to 512
[  506.228221][ T7162] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  506.241218][ T7170] loop5: detected capacity change from 0 to 1024
[  506.247825][ T7170] ext4: Unknown parameter 'nouser_xattr'
[  506.257735][ T7172] loop1: detected capacity change from 0 to 1024
[  506.264472][ T7172] ext4: Unknown parameter 'nouser_xattr'
[  506.277232][ T7172] loop1: detected capacity change from 0 to 512
[  506.284383][ T7170] loop5: detected capacity change from 0 to 512
[  506.292482][ T7172] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  506.301936][ T7170] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  506.312063][ T7156] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  506.326337][ T7156] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1830: Failed to acquire dquot type 0
[  506.337835][ T7160] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  506.352131][ T7160] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1834: Failed to acquire dquot type 0
[  506.363917][ T7156] EXT4-fs (loop3): 1 truncate cleaned up
[  506.369762][ T7160] EXT4-fs (loop6): 1 truncate cleaned up
[  506.376545][ T7162] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  506.390801][ T7162] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1832: Failed to acquire dquot type 0
[  506.402863][ T7162] EXT4-fs (loop0): 1 truncate cleaned up
[  506.410413][ T7172] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  506.424636][ T7172] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1836: Failed to acquire dquot type 0
[  506.436244][ T7170] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  506.450486][ T7170] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1835: Failed to acquire dquot type 0
[  506.461903][ T7172] EXT4-fs (loop1): 1 truncate cleaned up
[  506.467723][ T7170] EXT4-fs (loop5): 1 truncate cleaned up
[  506.715674][ T7195] loop0: detected capacity change from 0 to 1024
[  506.751097][ T7195] ext4: Unknown parameter 'nouser_xattr'
[  506.780100][ T7187] loop0: detected capacity change from 0 to 512
[  506.787413][ T7187] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  506.801193][ T7191] loop5: detected capacity change from 0 to 1024
[  506.807856][ T7191] ext4: Unknown parameter 'nouser_xattr'
[  506.819769][ T7193] loop1: detected capacity change from 0 to 1024
[  506.826546][ T7193] ext4: Unknown parameter 'nouser_xattr'
[  506.835965][ T7185] loop3: detected capacity change from 0 to 1024
[  506.842622][ T7185] ext4: Unknown parameter 'nouser_xattr'
[  506.853465][ T7193] loop1: detected capacity change from 0 to 512
[  506.860601][ T7193] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  506.875024][ T7187] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  506.889275][ T7187] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1838: Failed to acquire dquot type 0
[  506.900904][ T7187] EXT4-fs (loop0): 1 truncate cleaned up
[  506.906768][ T7189] loop6: detected capacity change from 0 to 1024
[  506.913606][ T7189] ext4: Unknown parameter 'nouser_xattr'
[  506.995660][ T7193] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  507.010080][ T7193] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1841: Failed to acquire dquot type 0
[  507.021631][ T7193] EXT4-fs (loop1): 1 truncate cleaned up
[  507.059465][ T7202] loop5: detected capacity change from 0 to 1024
[  507.066352][ T7202] ext4: Unknown parameter 'nouser_xattr'
[  507.078060][ T7204] loop3: detected capacity change from 0 to 1024
[  507.084744][ T7204] ext4: Unknown parameter 'nouser_xattr'
[  507.116565][ T7189] loop6: detected capacity change from 0 to 512
[  507.123577][ T7189] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  507.213714][ T7207] loop5: detected capacity change from 0 to 1024
[  507.220376][ T7207] ext4: Unknown parameter 'nouser_xattr'
[  507.284199][ T7189] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  507.298465][ T7189] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1839: Failed to acquire dquot type 0
[  507.309989][ T7189] EXT4-fs (loop6): 1 truncate cleaned up
[  507.321247][ T7209] loop1: detected capacity change from 0 to 1024
[  507.327861][ T7209] ext4: Unknown parameter 'nouser_xattr'
[  507.434690][ T7214] loop0: detected capacity change from 0 to 1024
[  507.441357][ T7214] ext4: Unknown parameter 'nouser_xattr'
[  507.452066][ T7214] loop0: detected capacity change from 0 to 512
[  507.462629][ T7214] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  507.475973][ T7213] loop5: detected capacity change from 0 to 1024
[  507.482664][ T7213] ext4: Unknown parameter 'nouser_xattr'
[  507.488705][ T7216] loop3: detected capacity change from 0 to 1024
[  507.495377][ T7216] ext4: Unknown parameter 'nouser_xattr'
[  507.556640][ T7219] loop6: detected capacity change from 0 to 1024
[  507.563310][ T7219] ext4: Unknown parameter 'nouser_xattr'
[  507.571396][ T7216] loop3: detected capacity change from 0 to 512
[  507.582205][ T7213] loop5: detected capacity change from 0 to 512
[  507.589601][ T7213] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  507.598813][ T7216] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  507.609114][ T7214] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  507.623354][ T7214] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1846: Failed to acquire dquot type 0
[  507.662793][ T7214] EXT4-fs (loop0): 1 truncate cleaned up
[  507.668817][ T7219] loop6: detected capacity change from 0 to 512
[  507.676379][ T7219] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  507.688522][ T7216] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  507.702793][ T7216] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1848: Failed to acquire dquot type 0
[  507.714637][ T7216] EXT4-fs (loop3): 1 truncate cleaned up
[  507.723092][ T7224] loop1: detected capacity change from 0 to 1024
[  507.729699][ T7224] ext4: Unknown parameter 'nouser_xattr'
[  507.739255][ T7213] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  507.753463][ T7213] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1847: Failed to acquire dquot type 0
[  507.765521][ T7213] EXT4-fs (loop5): 1 truncate cleaned up
[  507.775428][ T7219] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  507.789756][ T7219] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1849: Failed to acquire dquot type 0
[  507.801421][ T7219] EXT4-fs (loop6): 1 truncate cleaned up
[  507.844967][ T7233] loop1: detected capacity change from 0 to 1024
[  507.851610][ T7233] ext4: Unknown parameter 'nouser_xattr'
[  507.963053][ T7235] loop6: detected capacity change from 0 to 1024
[  507.969705][ T7235] ext4: Unknown parameter 'nouser_xattr'
[  508.110093][ T7247] loop0: detected capacity change from 0 to 1024
[  508.137323][ T7249] loop3: detected capacity change from 0 to 1024
[  508.148232][ T7250] loop5: detected capacity change from 0 to 1024
[  508.155693][ T7247] ext4: Unknown parameter 'nouser_xattr'
[  508.172329][ T7248] loop6: detected capacity change from 0 to 1024
[  508.179541][ T7250] ext4: Unknown parameter 'nouser_xattr'
[  508.195651][ T7249] ext4: Unknown parameter 'nouser_xattr'
[  508.209203][ T7248] ext4: Unknown parameter 'nouser_xattr'
[  508.218949][ T7237] loop5: detected capacity change from 0 to 512
[  508.226060][ T7237] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  508.245357][ T7237] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  508.259963][ T7237] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1855: Failed to acquire dquot type 0
[  508.262609][ T7246] loop1: detected capacity change from 0 to 1024
[  508.274020][  T318] blk_print_req_error: 5 callbacks suppressed
[  508.274035][  T318] I/O error, dev loop6, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  508.288916][ T7246] ext4: Unknown parameter 'nouser_xattr'
[  508.295408][ T7244] loop0: detected capacity change from 0 to 512
[  508.305721][ T7237] EXT4-fs (loop5): 1 truncate cleaned up
[  508.311828][ T7244] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  508.323742][ T7245] loop6: detected capacity change from 0 to 512
[  508.323803][  T318] I/O error, dev loop6, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  508.339967][ T7242] loop3: detected capacity change from 0 to 512
[  508.347426][ T7242] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  508.356856][ T7245] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  508.367432][ T7244] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  508.381659][ T7244] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1856: Failed to acquire dquot type 0
[  508.393166][ T7244] EXT4-fs (loop0): 1 truncate cleaned up
[  508.402442][ T7242] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  508.416651][ T7242] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1854: Failed to acquire dquot type 0
[  508.428101][ T7245] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  508.442299][ T7245] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1857: Failed to acquire dquot type 0
[  508.453705][ T7242] EXT4-fs (loop3): 1 truncate cleaned up
[  508.459518][ T7245] EXT4-fs (loop6): 1 truncate cleaned up
[  508.664484][ T7267] loop3: detected capacity change from 0 to 1024
[  508.679519][ T7262] loop6: detected capacity change from 0 to 1024
[  508.686204][ T7262] ext4: Unknown parameter 'nouser_xattr'
[  508.698603][ T7264] loop0: detected capacity change from 0 to 1024
[  508.705285][ T7264] ext4: Unknown parameter 'nouser_xattr'
[  508.722880][ T7267] ext4: Unknown parameter 'nouser_xattr'
[  508.757109][ T7266] loop5: detected capacity change from 0 to 1024
[  508.763819][ T7266] ext4: Unknown parameter 'nouser_xattr'
[  508.772016][  T442] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  508.775791][ T7264] loop0: detected capacity change from 0 to 512
[  508.804049][ T7260] loop3: detected capacity change from 0 to 512
[  508.811006][ T7264] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  508.820192][ T7260] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  508.893233][ T7271] loop6: detected capacity change from 0 to 1024
[  508.899848][ T7271] ext4: Unknown parameter 'nouser_xattr'
[  508.942193][ T7271] loop6: detected capacity change from 0 to 512
[  508.979808][ T7271] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  508.989418][ T7264] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  509.003830][ T7264] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1860: Failed to acquire dquot type 0
[  509.015457][ T7260] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  509.029661][ T7260] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1858: Failed to acquire dquot type 0
[  509.041133][ T7264] EXT4-fs (loop0): 1 truncate cleaned up
[  509.046923][ T7260] EXT4-fs (loop3): 1 truncate cleaned up
[  509.057199][ T7273] loop5: detected capacity change from 0 to 1024
[  509.063825][ T7273] ext4: Unknown parameter 'nouser_xattr'
[  509.069815][ T7271] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  509.084168][ T7271] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1862: Failed to acquire dquot type 0
[  509.095682][ T7271] EXT4-fs (loop6): 1 truncate cleaned up
[  509.102956][ T7273] loop5: detected capacity change from 0 to 512
[  509.114078][ T7277] loop1: detected capacity change from 0 to 1024
[  509.120849][ T7277] ext4: Unknown parameter 'nouser_xattr'
[  509.127017][ T7273] EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
[  509.152875][ T7273] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  509.167152][ T7273] EXT4-fs error (device loop5): ext4_acquire_dquot:6803: comm syz.5.1863: Failed to acquire dquot type 0
[  509.180224][ T7273] EXT4-fs (loop5): 1 truncate cleaned up
[  509.188847][ T2428] ==================================================================
[  509.196937][ T2428] BUG: KASAN: use-after-free in kernfs_get+0x8a/0x90
[  509.203830][ T2428] Read of size 4 at addr ffff888121d10e10 by task kworker/1:8/2428
[  509.211712][ T2428] 
[  509.214025][ T2428] CPU: 1 PID: 2428 Comm: kworker/1:8 Not tainted syzkaller #0
[  509.221465][ T2428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  509.231508][ T2428] Workqueue: events flush_stashed_error_work
[  509.237602][ T2428] Call Trace:
[  509.240884][ T2428]  <TASK>
[  509.243820][ T2428]  __dump_stack+0x21/0x24
[  509.248228][ T2428]  dump_stack_lvl+0xee/0x150
[  509.252820][ T2428]  ? __cfi_dump_stack_lvl+0x8/0x8
[  509.258019][ T2428]  ? __cfi__printk+0x8/0x8
[  509.262524][ T2428]  ? kernfs_get+0x8a/0x90
[  509.266854][ T2428]  print_address_description+0x71/0x200
[  509.272408][ T2428]  print_report+0x4a/0x60
[  509.276735][ T2428]  kasan_report+0x122/0x150
[  509.281371][ T2428]  ? kernfs_get+0x8a/0x90
[  509.285713][ T2428]  __asan_report_load4_noabort+0x14/0x20
[  509.291429][ T2428]  kernfs_get+0x8a/0x90
[  509.295589][ T2428]  sysfs_notify+0x5a/0xd0
[  509.299929][ T2428]  ext4_notify_error_sysfs+0x25/0x30
[  509.305299][ T2428]  flush_stashed_error_work+0x2cb/0x2f0
[  509.310840][ T2428]  process_one_work+0x71f/0xc40
[  509.315692][ T2428]  worker_thread+0xa29/0x11f0
[  509.320361][ T2428]  ? _raw_spin_lock_irqsave+0xb0/0x110
[  509.325877][ T2428]  kthread+0x281/0x320
[  509.329933][ T2428]  ? __cfi_worker_thread+0x10/0x10
[  509.335033][ T2428]  ? __cfi_kthread+0x10/0x10
[  509.339612][ T2428]  ret_from_fork+0x1f/0x30
[  509.344025][ T2428]  </TASK>
[  509.347041][ T2428] 
[  509.349366][ T2428] Allocated by task 7273:
[  509.353678][ T2428]  kasan_set_track+0x4b/0x70
[  509.358261][ T2428]  kasan_save_alloc_info+0x25/0x30
[  509.363370][ T2428]  __kasan_slab_alloc+0x72/0x80
[  509.368259][ T2428]  slab_post_alloc_hook+0x4f/0x2d0
[  509.373447][ T2428]  kmem_cache_alloc+0x16e/0x330
[  509.378307][ T2428]  __kernfs_new_node+0xdb/0x680
[  509.383287][ T2428]  kernfs_new_node+0x150/0x260
[  509.388151][ T2428]  kernfs_create_dir_ns+0x47/0x130
[  509.393268][ T2428]  sysfs_create_dir_ns+0x11c/0x280
[  509.398460][ T2428]  kobject_add_internal+0x6fc/0xc20
[  509.403756][ T2428]  kobject_init_and_add+0x122/0x190
[  509.408950][ T2428]  ext4_register_sysfs+0xbb/0x2c0
[  509.413984][ T2428]  ext4_fill_super+0x6e14/0x7970
[  509.418935][ T2428]  get_tree_bdev+0x444/0x680
[  509.423627][ T2428]  ext4_get_tree+0x1c/0x20
[  509.428036][ T2428]  vfs_get_tree+0x9a/0x270
[  509.432441][ T2428]  do_new_mount+0x25a/0xa20
[  509.436989][ T2428]  path_mount+0x675/0x1010
[  509.441395][ T2428]  __se_sys_mount+0x318/0x380
[  509.446067][ T2428]  __x64_sys_mount+0xbf/0xd0
[  509.450743][ T2428]  x64_sys_call+0x65d/0x9a0
[  509.455243][ T2428]  do_syscall_64+0x4c/0xa0
[  509.459647][ T2428]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  509.465527][ T2428] 
[  509.467830][ T2428] Freed by task 7273:
[  509.471794][ T2428]  kasan_set_track+0x4b/0x70
[  509.476408][ T2428]  kasan_save_free_info+0x31/0x50
[  509.481420][ T2428]  ____kasan_slab_free+0x132/0x180
[  509.486515][ T2428]  __kasan_slab_free+0x11/0x20
[  509.491292][ T2428]  slab_free_freelist_hook+0xc2/0x190
[  509.496655][ T2428]  kmem_cache_free+0x12d/0x300
[  509.501404][ T2428]  kernfs_put+0x310/0x480
[  509.505719][ T2428]  __kobject_del+0xf8/0x2f0
[  509.510383][ T2428]  kobject_del+0x45/0x60
[  509.514611][ T2428]  ext4_unregister_sysfs+0x91/0xa0
[  509.519709][ T2428]  ext4_put_super+0x73/0xac0
[  509.524304][ T2428]  generic_shutdown_super+0x15f/0x370
[  509.529682][ T2428]  kill_block_super+0x7f/0xf0
[  509.534362][ T2428]  deactivate_locked_super+0xb5/0x120
[  509.539730][ T2428]  deactivate_super+0xaf/0xe0
[  509.544397][ T2428]  cleanup_mnt+0x45f/0x4e0
[  509.548811][ T2428]  __cleanup_mnt+0x19/0x20
[  509.553315][ T2428]  task_work_run+0x1db/0x240
[  509.557892][ T2428]  exit_to_user_mode_loop+0x9b/0xb0
[  509.563148][ T2428]  exit_to_user_mode_prepare+0x87/0xd0
[  509.568593][ T2428]  syscall_exit_to_user_mode+0x1a/0x30
[  509.574095][ T2428]  do_syscall_64+0x58/0xa0
[  509.578492][ T2428]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  509.584371][ T2428] 
[  509.586673][ T2428] The buggy address belongs to the object at ffff888121d10e10
[  509.586673][ T2428]  which belongs to the cache kernfs_node_cache of size 136
[  509.601232][ T2428] The buggy address is located 0 bytes inside of
[  509.601232][ T2428]  136-byte region [ffff888121d10e10, ffff888121d10e98)
[  509.614325][ T2428] 
[  509.616727][ T2428] The buggy address belongs to the physical page:
[  509.623116][ T2428] page:ffffea0004874400 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x121d10
[  509.633357][ T2428] flags: 0x4000000000000200(slab|zone=1)
[  509.638993][ T2428] raw: 4000000000000200 dead000000000100 dead000000000122 ffff8881001ed980
[  509.647569][ T2428] raw: 0000000000000000 0000000000140014 00000001ffffffff 0000000000000000
[  509.656130][ T2428] page dumped because: kasan: bad access detected
[  509.662527][ T2428] page_owner tracks the page as allocated
[  509.668224][ T2428] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 373, tgid 373 (syz-executor), ts 316755582254, free_ts 316312091545
[  509.686445][ T2428]  post_alloc_hook+0x1f5/0x210
[  509.691350][ T2428]  prep_new_page+0x1c/0x110
[  509.695844][ T2428]  get_page_from_freelist+0x2c7b/0x2cf0
[  509.701380][ T2428]  __alloc_pages+0x1c3/0x450
[  509.705954][ T2428]  alloc_slab_page+0x6e/0xf0
[  509.710532][ T2428]  new_slab+0x98/0x3d0
[  509.714587][ T2428]  ___slab_alloc+0x6bd/0xb20
[  509.719167][ T2428]  __slab_alloc+0x5e/0xa0
[  509.723483][ T2428]  kmem_cache_alloc+0x1b0/0x330
[  509.728323][ T2428]  __kernfs_new_node+0xdb/0x680
[  509.733163][ T2428]  kernfs_new_node+0x150/0x260
[  509.738004][ T2428]  __kernfs_create_file+0x4e/0x270
[  509.743104][ T2428]  sysfs_add_file_mode_ns+0x1ce/0x270
[  509.748473][ T2428]  internal_create_group+0x495/0xd00
[  509.753835][ T2428]  sysfs_create_groups+0x58/0x120
[  509.758850][ T2428]  kobject_add_internal+0x745/0xc20
[  509.764053][ T2428] page last free stack trace:
[  509.768722][ T2428]  free_unref_page_prepare+0x742/0x750
[  509.774229][ T2428]  free_unref_page+0x8f/0x530
[  509.778892][ T2428]  __free_pages+0x67/0x100
[  509.783290][ T2428]  __vunmap+0x9af/0xb70
[  509.787425][ T2428]  vfree+0x61/0x90
[  509.791125][ T2428]  kcov_close+0x2b/0x50
[  509.795357][ T2428]  __fput+0x1fc/0x8f0
[  509.799321][ T2428]  ____fput+0x15/0x20
[  509.803288][ T2428]  task_work_run+0x1db/0x240
[  509.807868][ T2428]  do_exit+0xa25/0x2650
[  509.812025][ T2428]  do_group_exit+0x210/0x2d0
[  509.816602][ T2428]  get_signal+0x13b5/0x1520
[  509.821189][ T2428]  arch_do_signal_or_restart+0xb0/0x1030
[  509.826899][ T2428]  exit_to_user_mode_loop+0x7a/0xb0
[  509.832082][ T2428]  exit_to_user_mode_prepare+0x87/0xd0
[  509.837614][ T2428]  syscall_exit_to_user_mode+0x1a/0x30
[  509.843066][ T2428] 
[  509.845376][ T2428] Memory state around the buggy address:
[  509.850982][ T2428]  ffff888121d10d00: fb fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb
[  509.859032][ T2428]  ffff888121d10d80: fb fb fb fb fb fb fb fb fb fb fc fc fc fc fc fc
[  509.867073][ T2428] >ffff888121d10e00: fc fc fa fb fb fb fb fb fb fb fb fb fb fb fb fb
[  509.875115][ T2428]                          ^
[  509.879688][ T2428]  ffff888121d10e80: fb fb fb fc fc fc fc fc fc fc fc 00 00 00 00 00
[  509.887726][ T2428]  ffff888121d10f00: 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc
[  509.895762][ T2428] ==================================================================
2025/12/09 02:39:31 executed programs: 1860
[  509.983472][ T7285] loop1: detected capacity change from 0 to 1024
[  509.990173][ T7285] ext4: Unknown parameter 'nouser_xattr'
[  510.006096][ T2428] Disabling lock debugging due to kernel taint
[  510.120415][ T7294] loop6: detected capacity change from 0 to 1024
[  510.137494][ T7294] ext4: Unknown parameter 'nouser_xattr'
[  510.153143][ T7296] loop3: detected capacity change from 0 to 1024
[  510.170210][ T7296] ext4: Unknown parameter 'nouser_xattr'
[  510.172478][ T2428] general protection fault, probably for non-canonical address 0xe0f75c2ec0000397: 0000 [#1] PREEMPT SMP KASAN
[  510.187751][ T2428] KASAN: maybe wild-memory-access in range [0x07bb017600001cb8-0x07bb017600001cbf]
[  510.197194][ T2428] CPU: 1 PID: 2428 Comm: kworker/1:8 Tainted: G    B              syzkaller #0
[  510.206128][ T2428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  510.216176][ T2428] Workqueue: events flush_stashed_error_work
[  510.222170][ T2428] RIP: 0010:kernfs_find_and_get_ns+0x54/0x110
[  510.228239][ T2428] Code: 48 89 f8 48 c1 e8 03 42 80 3c 28 00 74 05 e8 73 6a d6 ff 49 8b 5c 24 08 48 85 db 49 0f 44 dc 48 83 c3 50 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 4d 6a d6 ff 48 8b 1b 48 83 c3 60
[  510.247966][ T2428] RSP: 0018:ffffc9000390fc60 EFLAGS: 00010202
[  510.254031][ T2428] RAX: 00f7602ec0000397 RBX: 07bb017600001cb9 RCX: ffffffff81de399d
[  510.261989][ T2428] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff888121d10e18
[  510.269946][ T2428] RBP: ffffc9000390fc88 R08: fffffffffffffffa R09: 0000000000000003
[  510.277906][ T2428] R10: ffffed10243a21c2 R11: 1ffff110243a21c2 R12: ffff888121d10e10
[  510.285864][ T2428] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff8594d1a0
[  510.293824][ T2428] FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[  510.302746][ T2428] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  510.309334][ T2428] CR2: 00007f7f93de7dac CR3: 0000000112aeb000 CR4: 00000000003506a0
[  510.317311][ T2428] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  510.325282][ T2428] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  510.333251][ T2428] Call Trace:
[  510.336535][ T2428]  <TASK>
[  510.339463][ T2428]  sysfs_notify+0x71/0xd0
[  510.343795][ T2428]  ext4_notify_error_sysfs+0x25/0x30
[  510.349126][ T2428]  flush_stashed_error_work+0x2cb/0x2f0
[  510.354677][ T2428]  process_one_work+0x71f/0xc40
[  510.359648][ T2428]  worker_thread+0xa29/0x11f0
[  510.364320][ T2428]  ? _raw_spin_lock_irqsave+0xb0/0x110
[  510.369772][ T2428]  kthread+0x281/0x320
[  510.373880][ T2428]  ? __cfi_worker_thread+0x10/0x10
[  510.378998][ T2428]  ? __cfi_kthread+0x10/0x10
[  510.383597][ T2428]  ret_from_fork+0x1f/0x30
[  510.388015][ T2428]  </TASK>
[  510.391031][ T2428] Modules linked in:
[  510.395576][ T7295] loop0: detected capacity change from 0 to 1024
[  510.405861][ T7293] loop1: detected capacity change from 0 to 1024
[  510.412573][ T7293] ext4: Unknown parameter 'nouser_xattr'
[  510.420661][ T7288] loop6: detected capacity change from 0 to 512
[  510.425411][ T7295] ext4: Unknown parameter 'nouser_xattr'
[  510.429830][ T7293] loop1: detected capacity change from 0 to 512
[  510.439547][ T7288] EXT4-fs (loop6): feature flags set on rev 0 fs, running e2fsck is recommended
[  510.448747][ T7293] EXT4-fs (loop1): feature flags set on rev 0 fs, running e2fsck is recommended
[  510.458286][ T2428] ---[ end trace 0000000000000000 ]---
[  510.465204][ T2428] RIP: 0010:kernfs_find_and_get_ns+0x54/0x110
[  510.472230][ T2428] Code: 48 89 f8 48 c1 e8 03 42 80 3c 28 00 74 05 e8 73 6a d6 ff 49 8b 5c 24 08 48 85 db 49 0f 44 dc 48 83 c3 50 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 4d 6a d6 ff 48 8b 1b 48 83 c3 60
[  510.494413][ T7289] loop3: detected capacity change from 0 to 512
[  510.501408][ T2428] RSP: 0018:ffffc9000390fc60 EFLAGS: 00010202
[  510.508708][ T7289] EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended
[  510.518450][ T7293] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  510.532897][ T7293] __quota_error: 47 callbacks suppressed
[  510.532913][ T7293] Quota error (device loop1): write_blk: dquota write failed
[  510.546426][ T7293] Quota error (device loop1): qtree_write_dquot: Error -28 occurred while creating quota
[  510.556367][ T7293] EXT4-fs error (device loop1): ext4_acquire_dquot:6803: comm syz.1.1869: Failed to acquire dquot type 0
[  510.567817][ T7288] EXT4-fs error (device loop6): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  510.575036][ T7295] loop0: detected capacity change from 0 to 512
[  510.581997][ T7288] Quota error (device loop6): write_blk: dquota write failed
[  510.595611][ T7288] Quota error (device loop6): qtree_write_dquot: Error -28 occurred while creating quota
[  510.605478][ T7288] EXT4-fs error (device loop6): ext4_acquire_dquot:6803: comm syz.6.1867: Failed to acquire dquot type 0
[  510.610387][ T7295] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[  510.616992][ T7293] EXT4-fs (loop1): 1 truncate cleaned up
[  510.631836][ T7288] EXT4-fs (loop6): 1 truncate cleaned up
[  510.638529][ T2428] RAX: 00f7602ec0000397 RBX: 07bb017600001cb9 RCX: ffffffff81de399d
[  510.642392][ T7295] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  510.647313][ T2428] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff888121d10e18
[  510.661257][ T7295] Quota error (device loop0): write_blk: dquota write failed
[  510.669289][ T7289] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 18 vs 41 free clusters
[  510.677193][ T7295] Quota error (device loop0): qtree_write_dquot: Error -28 occurred while creating quota
[  510.690413][ T7289] Quota error (device loop3): write_blk: dquota write failed
[  510.700635][ T7295] EXT4-fs error (device loop0): ext4_acquire_dquot:6803: comm syz.0.1868: Failed to acquire dquot type 0
[  510.707629][ T7289] Quota error (device loop3): qtree_write_dquot: Error -28 occurred while creating quota
[  510.719242][ T7295] EXT4-fs (loop0): 1 truncate cleaned up
[  510.728632][ T7289] EXT4-fs error (device loop3): ext4_acquire_dquot:6803: comm syz.3.1866: Failed to acquire dquot type 0
[  510.746616][ T7289] EXT4-fs (loop3): 1 truncate cleaned up
[  510.752417][ T2428] RBP: ffffc9000390fc88 R08: fffffffffffffffa R09: 0000000000000003
[  510.760424][ T2428] R10: ffffed10243a21c2 R11: 1ffff110243a21c2 R12: ffff888121d10e10
[  510.768627][ T2428] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff8594d1a0
[  510.776983][ T2428] FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[  510.785985][ T2428] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  510.792666][ T2428] CR2: 0000000000000000 CR3: 000000012f5aa000 CR4: 00000000003506a0
[  510.800675][ T2428] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  510.808749][ T2428] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  510.816835][ T2428] Kernel panic - not syncing: Fatal exception
[  510.823058][ T2428] Kernel Offset: disabled
[  510.827386][ T2428] Rebooting in 86400 seconds..