T8322] EXT4-fs (loop3): Block reservation details
[  271.076231][ T8322] EXT4-fs (loop3): i_reserved_data_blocks=1
[  271.080650][ T8323] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  271.080675][ T8323] EXT4-fs (loop2): This should not happen!! Data will be lost
[  271.080675][ T8323] 
[  271.097048][ T8322] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  271.097080][ T8322] EXT4-fs (loop3): This should not happen!! Data will be lost
[  271.097080][ T8322] 
[  271.241652][ T8329] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  271.255085][ T8330] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  271.255116][ T8330] EXT4-fs (loop1): This should not happen!! Data will be lost
[  271.255116][ T8330] 
[  271.255129][ T8330] EXT4-fs (loop1): Total free blocks count 0
[  271.255141][ T8330] EXT4-fs (loop1): Free/Dirty block details
[  271.255152][ T8330] EXT4-fs (loop1): free_blocks=4096
[  271.255164][ T8330] EXT4-fs (loop1): dirty_blocks=16
[  271.255175][ T8330] EXT4-fs (loop1): Block reservation details
[  271.255186][ T8330] EXT4-fs (loop1): i_reserved_data_blocks=1
[  271.271919][ T8330] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  271.272028][ T8330] EXT4-fs (loop1): This should not happen!! Data will be lost
[  271.272028][ T8330] 
[  271.308163][ T8339] loop0: detected capacity change from 0 to 2048
[  271.507078][ T8336] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  271.531650][ T8339] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  271.531683][ T8339] EXT4-fs (loop0): This should not happen!! Data will be lost
[  271.531683][ T8339] 
[  271.531698][ T8339] EXT4-fs (loop0): Total free blocks count 0
[  271.531709][ T8339] EXT4-fs (loop0): Free/Dirty block details
[  271.531722][ T8339] EXT4-fs (loop0): free_blocks=4096
[  271.531736][ T8339] EXT4-fs (loop0): dirty_blocks=16
[  271.531749][ T8339] EXT4-fs (loop0): Block reservation details
[  271.531761][ T8339] EXT4-fs (loop0): i_reserved_data_blocks=1
[  271.544904][ T8339] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  271.544936][ T8339] EXT4-fs (loop0): This should not happen!! Data will be lost
[  271.544936][ T8339] 
[  271.814322][ T8344] loop4: detected capacity change from 0 to 2048
[  271.860778][ T8350] loop2: detected capacity change from 0 to 2048
[  271.896871][ T8349] loop3: detected capacity change from 0 to 2048
[  272.023667][ T8343] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  272.025728][ T8344] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  272.025757][ T8344] EXT4-fs (loop4): This should not happen!! Data will be lost
[  272.025757][ T8344] 
[  272.025771][ T8344] EXT4-fs (loop4): Total free blocks count 0
[  272.025784][ T8344] EXT4-fs (loop4): Free/Dirty block details
[  272.025798][ T8344] EXT4-fs (loop4): free_blocks=4096
[  272.025813][ T8344] EXT4-fs (loop4): dirty_blocks=16
[  272.025827][ T8344] EXT4-fs (loop4): Block reservation details
[  272.025839][ T8344] EXT4-fs (loop4): i_reserved_data_blocks=1
[  272.107285][ T8358] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  272.107314][ T8358] EXT4-fs (loop4): This should not happen!! Data will be lost
[  272.107314][ T8358] 
[  272.263567][ T8346] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  272.264640][ T8350] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  272.264669][ T8350] EXT4-fs (loop2): This should not happen!! Data will be lost
[  272.264669][ T8350] 
[  272.264684][ T8350] EXT4-fs (loop2): Total free blocks count 0
[  272.264697][ T8350] EXT4-fs (loop2): Free/Dirty block details
[  272.264711][ T8350] EXT4-fs (loop2): free_blocks=4096
[  272.264725][ T8350] EXT4-fs (loop2): dirty_blocks=16
[  272.264738][ T8350] EXT4-fs (loop2): Block reservation details
[  272.264750][ T8350] EXT4-fs (loop2): i_reserved_data_blocks=1
[  272.266581][ T8350] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  272.266609][ T8350] EXT4-fs (loop2): This should not happen!! Data will be lost
[  272.266609][ T8350] 
[  272.313281][ T8047] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  272.397411][ T8362] loop1: detected capacity change from 0 to 2048
[  272.540656][ T8349] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 624 with error 28
[  272.540691][ T8349] EXT4-fs (loop3): This should not happen!! Data will be lost
[  272.540691][ T8349] 
[  272.540706][ T8349] EXT4-fs (loop3): Total free blocks count 0
[  272.540721][ T8349] EXT4-fs (loop3): Free/Dirty block details
[  272.540734][ T8349] EXT4-fs (loop3): free_blocks=4096
[  272.540749][ T8349] EXT4-fs (loop3): dirty_blocks=640
[  272.540762][ T8349] EXT4-fs (loop3): Block reservation details
[  272.540774][ T8349] EXT4-fs (loop3): i_reserved_data_blocks=40
[  272.640907][ T8359] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  272.642052][ T8362] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  272.642082][ T8362] EXT4-fs (loop1): This should not happen!! Data will be lost
[  272.642082][ T8362] 
[  272.642095][ T8362] EXT4-fs (loop1): Total free blocks count 0
[  272.642109][ T8362] EXT4-fs (loop1): Free/Dirty block details
[  272.642123][ T8362] EXT4-fs (loop1): free_blocks=4096
[  272.642136][ T8362] EXT4-fs (loop1): dirty_blocks=16
[  272.642148][ T8362] EXT4-fs (loop1): Block reservation details
[  272.642160][ T8362] EXT4-fs (loop1): i_reserved_data_blocks=1
[  272.700046][ T8362] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  272.700076][ T8362] EXT4-fs (loop1): This should not happen!! Data will be lost
[  272.700076][ T8362] 
[  272.937620][ T8366] loop0: detected capacity change from 0 to 2048
[  273.031932][ T8371] loop2: detected capacity change from 0 to 2048
[  273.086146][ T8365] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  273.143679][ T8366] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  273.143712][ T8366] EXT4-fs (loop0): This should not happen!! Data will be lost
[  273.143712][ T8366] 
[  273.143728][ T8366] EXT4-fs (loop0): Total free blocks count 0
[  273.143741][ T8366] EXT4-fs (loop0): Free/Dirty block details
[  273.143754][ T8366] EXT4-fs (loop0): free_blocks=4096
[  273.143768][ T8366] EXT4-fs (loop0): dirty_blocks=16
[  273.143780][ T8366] EXT4-fs (loop0): Block reservation details
[  273.143793][ T8366] EXT4-fs (loop0): i_reserved_data_blocks=1
[  273.162704][ T8378] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  273.162735][ T8378] EXT4-fs (loop0): This should not happen!! Data will be lost
[  273.162735][ T8378] 
[  273.220294][ T8377] loop3: detected capacity change from 0 to 2048
[  273.291442][ T8375] loop4: detected capacity change from 0 to 2048
[  273.326889][ T8370] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  273.329983][ T8371] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  273.330013][ T8371] EXT4-fs (loop2): This should not happen!! Data will be lost
[  273.330013][ T8371] 
[  273.330028][ T8371] EXT4-fs (loop2): Total free blocks count 0
[  273.330042][ T8371] EXT4-fs (loop2): Free/Dirty block details
[  273.330056][ T8371] EXT4-fs (loop2): free_blocks=4096
[  273.330070][ T8371] EXT4-fs (loop2): dirty_blocks=16
[  273.330082][ T8371] EXT4-fs (loop2): Block reservation details
[  273.330092][ T8371] EXT4-fs (loop2): i_reserved_data_blocks=1
[  273.357456][ T8371] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  273.357487][ T8371] EXT4-fs (loop2): This should not happen!! Data will be lost
[  273.357487][ T8371] 
[  273.466215][ T8382] loop1: detected capacity change from 0 to 2048
[  273.537615][ T8374] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  273.546046][ T8375] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  273.546078][ T8375] EXT4-fs (loop4): This should not happen!! Data will be lost
[  273.546078][ T8375] 
[  273.546091][ T8375] EXT4-fs (loop4): Total free blocks count 0
[  273.546102][ T8375] EXT4-fs (loop4): Free/Dirty block details
[  273.546114][ T8375] EXT4-fs (loop4): free_blocks=4096
[  273.546127][ T8375] EXT4-fs (loop4): dirty_blocks=16
[  273.546137][ T8375] EXT4-fs (loop4): Block reservation details
[  273.546147][ T8375] EXT4-fs (loop4): i_reserved_data_blocks=1
[  273.576321][ T8375] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  273.576357][ T8375] EXT4-fs (loop4): This should not happen!! Data will be lost
[  273.576357][ T8375] 
[  273.650309][ T8376] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  273.678556][ T8377] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  273.678592][ T8377] EXT4-fs (loop3): This should not happen!! Data will be lost
[  273.678592][ T8377] 
[  273.678608][ T8377] EXT4-fs (loop3): Total free blocks count 0
[  273.678622][ T8377] EXT4-fs (loop3): Free/Dirty block details
[  273.678636][ T8377] EXT4-fs (loop3): free_blocks=4096
[  273.678650][ T8377] EXT4-fs (loop3): dirty_blocks=16
[  273.678663][ T8377] EXT4-fs (loop3): Block reservation details
[  273.678675][ T8377] EXT4-fs (loop3): i_reserved_data_blocks=1
[  273.692001][ T8377] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  273.692034][ T8377] EXT4-fs (loop3): This should not happen!! Data will be lost
[  273.692034][ T8377] 
2025/11/27 07:00:18 executed programs: 412
[  273.898234][ T8392] loop0: detected capacity change from 0 to 2048
[  274.187712][ T8391] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  274.189841][ T8392] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  274.189872][ T8392] EXT4-fs (loop0): This should not happen!! Data will be lost
[  274.189872][ T8392] 
[  274.189888][ T8392] EXT4-fs (loop0): Total free blocks count 0
[  274.189901][ T8392] EXT4-fs (loop0): Free/Dirty block details
[  274.189915][ T8392] EXT4-fs (loop0): free_blocks=4096
[  274.189931][ T8392] EXT4-fs (loop0): dirty_blocks=16
[  274.189943][ T8392] EXT4-fs (loop0): Block reservation details
[  274.189955][ T8392] EXT4-fs (loop0): i_reserved_data_blocks=1
[  274.233489][ T8392] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  274.233519][ T8392] EXT4-fs (loop0): This should not happen!! Data will be lost
[  274.233519][ T8392] 
[  274.283432][ T8399] loop4: detected capacity change from 0 to 2048
[  274.288113][ T8400] loop2: detected capacity change from 0 to 2048
[  274.415216][   T37] kauditd_printk_skb: 35 callbacks suppressed
[  274.415236][   T37] audit: type=1800 audit(1764226818.570:702): pid=8399 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.417" name="file1" dev="loop4" ino=15 res=0 errno=0
[  274.415590][   T37] audit: type=1800 audit(1764226818.570:703): pid=8399 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.417" name="file1" dev="loop4" ino=15 res=0 errno=0
[  274.434576][ T8396] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  274.435606][ T8399] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  274.435631][ T8399] EXT4-fs (loop4): This should not happen!! Data will be lost
[  274.435631][ T8399] 
[  274.435644][ T8399] EXT4-fs (loop4): Total free blocks count 0
[  274.435656][ T8399] EXT4-fs (loop4): Free/Dirty block details
[  274.435668][ T8399] EXT4-fs (loop4): free_blocks=4096
[  274.435681][ T8399] EXT4-fs (loop4): dirty_blocks=16
[  274.435692][ T8399] EXT4-fs (loop4): Block reservation details
[  274.435702][ T8399] EXT4-fs (loop4): i_reserved_data_blocks=1
[  274.439565][   T37] audit: type=1800 audit(1764226818.590:704): pid=8400 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.415" name="file1" dev="loop2" ino=15 res=0 errno=0
[  274.439889][   T37] audit: type=1800 audit(1764226818.590:705): pid=8400 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.415" name="file1" dev="loop2" ino=15 res=0 errno=0
[  274.446667][ T8399] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  274.446695][ T8399] EXT4-fs (loop4): This should not happen!! Data will be lost
[  274.446695][ T8399] 
[  274.451268][ T8397] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  274.462564][ T8400] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  274.462595][ T8400] EXT4-fs (loop2): This should not happen!! Data will be lost
[  274.462595][ T8400] 
[  274.462609][ T8400] EXT4-fs (loop2): Total free blocks count 0
[  274.462620][ T8400] EXT4-fs (loop2): Free/Dirty block details
[  274.462632][ T8400] EXT4-fs (loop2): free_blocks=4096
[  274.462644][ T8400] EXT4-fs (loop2): dirty_blocks=16
[  274.462655][ T8400] EXT4-fs (loop2): Block reservation details
[  274.462665][ T8400] EXT4-fs (loop2): i_reserved_data_blocks=1
[  274.483059][ T8400] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  274.483092][ T8400] EXT4-fs (loop2): This should not happen!! Data will be lost
[  274.483092][ T8400] 
[  274.547672][ T8401] loop3: detected capacity change from 0 to 2048
[  274.645801][   T37] audit: type=1800 audit(1764226818.790:706): pid=8401 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.418" name="file1" dev="loop3" ino=15 res=0 errno=0
[  274.645853][   T37] audit: type=1800 audit(1764226818.800:707): pid=8401 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.418" name="file1" dev="loop3" ino=15 res=0 errno=0
[  274.654053][ T8398] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  274.655015][ T8401] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  274.655039][ T8401] EXT4-fs (loop3): This should not happen!! Data will be lost
[  274.655039][ T8401] 
[  274.655053][ T8401] EXT4-fs (loop3): Total free blocks count 0
[  274.655065][ T8401] EXT4-fs (loop3): Free/Dirty block details
[  274.655077][ T8401] EXT4-fs (loop3): free_blocks=4096
[  274.655090][ T8401] EXT4-fs (loop3): dirty_blocks=16
[  274.655101][ T8401] EXT4-fs (loop3): Block reservation details
[  274.655111][ T8401] EXT4-fs (loop3): i_reserved_data_blocks=1
[  274.660428][ T8401] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  274.660457][ T8401] EXT4-fs (loop3): This should not happen!! Data will be lost
[  274.660457][ T8401] 
[  274.857303][ T8403] loop1: detected capacity change from 0 to 2048
[  275.164732][ T8413] loop0: detected capacity change from 0 to 2048
[  275.240747][   T37] audit: type=1800 audit(1764226819.390:708): pid=8403 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.419" name="file1" dev="loop1" ino=15 res=0 errno=0
[  275.242399][   T37] audit: type=1800 audit(1764226819.390:709): pid=8403 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.419" name="file1" dev="loop1" ino=15 res=0 errno=0
[  275.313904][ T8402] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  275.326926][   T37] audit: type=1800 audit(1764226819.480:710): pid=8413 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.420" name="file1" dev="loop0" ino=15 res=0 errno=0
[  275.333455][ T8403] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  275.333485][ T8403] EXT4-fs (loop1): This should not happen!! Data will be lost
[  275.333485][ T8403] 
[  275.333499][ T8403] EXT4-fs (loop1): Total free blocks count 0
[  275.333511][ T8403] EXT4-fs (loop1): Free/Dirty block details
[  275.333523][ T8403] EXT4-fs (loop1): free_blocks=4096
[  275.333536][ T8403] EXT4-fs (loop1): dirty_blocks=16
[  275.333548][ T8403] EXT4-fs (loop1): Block reservation details
[  275.333558][ T8403] EXT4-fs (loop1): i_reserved_data_blocks=1
[  275.335944][   T37] audit: type=1800 audit(1764226819.490:711): pid=8413 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.420" name="file1" dev="loop0" ino=15 res=0 errno=0
[  275.351509][ T8403] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  275.351542][ T8403] EXT4-fs (loop1): This should not happen!! Data will be lost
[  275.351542][ T8403] 
[  275.364163][ T8412] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  275.365240][ T8413] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  275.365264][ T8413] EXT4-fs (loop0): This should not happen!! Data will be lost
[  275.365264][ T8413] 
[  275.365277][ T8413] EXT4-fs (loop0): Total free blocks count 0
[  275.365289][ T8413] EXT4-fs (loop0): Free/Dirty block details
[  275.365301][ T8413] EXT4-fs (loop0): free_blocks=4096
[  275.365314][ T8413] EXT4-fs (loop0): dirty_blocks=16
[  275.365325][ T8413] EXT4-fs (loop0): Block reservation details
[  275.365335][ T8413] EXT4-fs (loop0): i_reserved_data_blocks=1
[  275.386638][ T8413] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  275.386669][ T8413] EXT4-fs (loop0): This should not happen!! Data will be lost
[  275.386669][ T8413] 
[  275.471744][ T8418] loop3: detected capacity change from 0 to 2048
[  275.695957][ T8414] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  275.706794][ T8418] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  275.706823][ T8418] EXT4-fs (loop3): This should not happen!! Data will be lost
[  275.706823][ T8418] 
[  275.706837][ T8418] EXT4-fs (loop3): Total free blocks count 0
[  275.706848][ T8418] EXT4-fs (loop3): Free/Dirty block details
[  275.706859][ T8418] EXT4-fs (loop3): free_blocks=4096
[  275.706873][ T8418] EXT4-fs (loop3): dirty_blocks=16
[  275.706883][ T8418] EXT4-fs (loop3): Block reservation details
[  275.706903][ T8418] EXT4-fs (loop3): i_reserved_data_blocks=1
[  275.728143][ T8423] loop4: detected capacity change from 0 to 2048
[  275.736969][ T8418] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  275.737004][ T8418] EXT4-fs (loop3): This should not happen!! Data will be lost
[  275.737004][ T8418] 
[  275.911026][ T8420] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  275.912339][ T8423] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  275.912368][ T8423] EXT4-fs (loop4): This should not happen!! Data will be lost
[  275.912368][ T8423] 
[  275.912384][ T8423] EXT4-fs (loop4): Total free blocks count 0
[  275.912397][ T8423] EXT4-fs (loop4): Free/Dirty block details
[  275.912411][ T8423] EXT4-fs (loop4): free_blocks=4096
[  275.912425][ T8423] EXT4-fs (loop4): dirty_blocks=16
[  275.912438][ T8423] EXT4-fs (loop4): Block reservation details
[  275.912449][ T8423] EXT4-fs (loop4): i_reserved_data_blocks=1
[  275.935706][ T8423] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  275.935739][ T8423] EXT4-fs (loop4): This should not happen!! Data will be lost
[  275.935739][ T8423] 
[  276.030898][ T8425] loop2: detected capacity change from 0 to 2048
[  276.209334][ T8424] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  276.211251][ T8425] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  276.211282][ T8425] EXT4-fs (loop2): This should not happen!! Data will be lost
[  276.211282][ T8425] 
[  276.211297][ T8425] EXT4-fs (loop2): Total free blocks count 0
[  276.211310][ T8425] EXT4-fs (loop2): Free/Dirty block details
[  276.211324][ T8425] EXT4-fs (loop2): free_blocks=4096
[  276.211347][ T8425] EXT4-fs (loop2): dirty_blocks=16
[  276.211359][ T8425] EXT4-fs (loop2): Block reservation details
[  276.211371][ T8425] EXT4-fs (loop2): i_reserved_data_blocks=1
[  276.264304][ T8425] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  276.264336][ T8425] EXT4-fs (loop2): This should not happen!! Data will be lost
[  276.264336][ T8425] 
[  276.354702][ T8433] loop3: detected capacity change from 0 to 2048
[  276.356699][ T8431] loop1: detected capacity change from 0 to 2048
[  276.359458][ T8437] loop0: detected capacity change from 0 to 2048
[  276.487819][ T8436] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  276.489588][ T8437] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  276.489616][ T8437] EXT4-fs (loop0): This should not happen!! Data will be lost
[  276.489616][ T8437] 
[  276.489632][ T8437] EXT4-fs (loop0): Total free blocks count 0
[  276.489645][ T8437] EXT4-fs (loop0): Free/Dirty block details
[  276.489658][ T8437] EXT4-fs (loop0): free_blocks=4096
[  276.489672][ T8437] EXT4-fs (loop0): dirty_blocks=16
[  276.489684][ T8437] EXT4-fs (loop0): Block reservation details
[  276.489695][ T8437] EXT4-fs (loop0): i_reserved_data_blocks=1
[  276.524145][ T8437] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  276.524174][ T8437] EXT4-fs (loop0): This should not happen!! Data will be lost
[  276.524174][ T8437] 
[  276.691752][ T8448] loop4: detected capacity change from 0 to 2048
[  276.720278][ T8432] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  276.739018][ T8429] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  276.740264][ T8431] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  276.740290][ T8431] EXT4-fs (loop1): This should not happen!! Data will be lost
[  276.740290][ T8431] 
[  276.740303][ T8431] EXT4-fs (loop1): Total free blocks count 0
[  276.740314][ T8431] EXT4-fs (loop1): Free/Dirty block details
[  276.740325][ T8431] EXT4-fs (loop1): free_blocks=4096
[  276.740338][ T8431] EXT4-fs (loop1): dirty_blocks=16
[  276.740348][ T8431] EXT4-fs (loop1): Block reservation details
[  276.740358][ T8431] EXT4-fs (loop1): i_reserved_data_blocks=1
[  276.742058][ T8433] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  276.742087][ T8433] EXT4-fs (loop3): This should not happen!! Data will be lost
[  276.742087][ T8433] 
[  276.742103][ T8433] EXT4-fs (loop3): Total free blocks count 0
[  276.742116][ T8433] EXT4-fs (loop3): Free/Dirty block details
[  276.742129][ T8433] EXT4-fs (loop3): free_blocks=4096
[  276.742145][ T8433] EXT4-fs (loop3): dirty_blocks=16
[  276.742156][ T8433] EXT4-fs (loop3): Block reservation details
[  276.742168][ T8433] EXT4-fs (loop3): i_reserved_data_blocks=1
[  276.788331][ T8431] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  276.788359][ T8431] EXT4-fs (loop1): This should not happen!! Data will be lost
[  276.788359][ T8431] 
[  276.795951][ T8433] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  276.795981][ T8433] EXT4-fs (loop3): This should not happen!! Data will be lost
[  276.795981][ T8433] 
[  276.899781][ T8447] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  276.900927][ T8448] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  276.900953][ T8448] EXT4-fs (loop4): This should not happen!! Data will be lost
[  276.900953][ T8448] 
[  276.900966][ T8448] EXT4-fs (loop4): Total free blocks count 0
[  276.900978][ T8448] EXT4-fs (loop4): Free/Dirty block details
[  276.900990][ T8448] EXT4-fs (loop4): free_blocks=4096
[  276.901002][ T8448] EXT4-fs (loop4): dirty_blocks=16
[  276.901013][ T8448] EXT4-fs (loop4): Block reservation details
[  276.901024][ T8448] EXT4-fs (loop4): i_reserved_data_blocks=1
[  276.914178][ T8448] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  276.914210][ T8448] EXT4-fs (loop4): This should not happen!! Data will be lost
[  276.914210][ T8448] 
[  277.132728][ T8454] loop2: detected capacity change from 0 to 2048
[  277.235725][ T8457] loop0: detected capacity change from 0 to 2048
[  277.325913][ T8452] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  277.327019][ T8454] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  277.327046][ T8454] EXT4-fs (loop2): This should not happen!! Data will be lost
[  277.327046][ T8454] 
[  277.327061][ T8454] EXT4-fs (loop2): Total free blocks count 0
[  277.327074][ T8454] EXT4-fs (loop2): Free/Dirty block details
[  277.327096][ T8454] EXT4-fs (loop2): free_blocks=4096
[  277.327111][ T8454] EXT4-fs (loop2): dirty_blocks=16
[  277.327123][ T8454] EXT4-fs (loop2): Block reservation details
[  277.327135][ T8454] EXT4-fs (loop2): i_reserved_data_blocks=1
[  277.376486][ T8456] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  277.379238][ T8457] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  277.379266][ T8457] EXT4-fs (loop0): This should not happen!! Data will be lost
[  277.379266][ T8457] 
[  277.379279][ T8457] EXT4-fs (loop0): Total free blocks count 0
[  277.379291][ T8457] EXT4-fs (loop0): Free/Dirty block details
[  277.379303][ T8457] EXT4-fs (loop0): free_blocks=4096
[  277.379316][ T8457] EXT4-fs (loop0): dirty_blocks=16
[  277.379327][ T8457] EXT4-fs (loop0): Block reservation details
[  277.379338][ T8457] EXT4-fs (loop0): i_reserved_data_blocks=1
[  277.383288][ T8454] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  277.383316][ T8454] EXT4-fs (loop2): This should not happen!! Data will be lost
[  277.383316][ T8454] 
[  277.404529][ T8457] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  277.404559][ T8457] EXT4-fs (loop0): This should not happen!! Data will be lost
[  277.404559][ T8457] 
[  277.507187][ T8463] loop3: detected capacity change from 0 to 2048
[  277.646802][ T8465] loop1: detected capacity change from 0 to 2048
[  277.652427][ T8467] loop4: detected capacity change from 0 to 2048
[  277.836746][ T8460] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  277.838255][ T8463] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  277.838286][ T8463] EXT4-fs (loop3): This should not happen!! Data will be lost
[  277.838286][ T8463] 
[  277.838301][ T8463] EXT4-fs (loop3): Total free blocks count 0
[  277.838324][ T8463] EXT4-fs (loop3): Free/Dirty block details
[  277.838337][ T8463] EXT4-fs (loop3): free_blocks=4096
[  277.838352][ T8463] EXT4-fs (loop3): dirty_blocks=16
[  277.838364][ T8463] EXT4-fs (loop3): Block reservation details
[  277.838376][ T8463] EXT4-fs (loop3): i_reserved_data_blocks=1
[  277.873668][ T8466] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  277.874666][ T8467] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  277.874690][ T8467] EXT4-fs (loop4): This should not happen!! Data will be lost
[  277.874690][ T8467] 
[  277.874703][ T8467] EXT4-fs (loop4): Total free blocks count 0
[  277.874715][ T8467] EXT4-fs (loop4): Free/Dirty block details
[  277.874727][ T8467] EXT4-fs (loop4): free_blocks=4096
[  277.874740][ T8467] EXT4-fs (loop4): dirty_blocks=16
[  277.878232][ T8463] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  277.878259][ T8463] EXT4-fs (loop3): This should not happen!! Data will be lost
[  277.878259][ T8463] 
[  277.903369][ T8467] EXT4-fs (loop4): Block reservation details
[  277.903389][ T8467] EXT4-fs (loop4): i_reserved_data_blocks=1
[  277.914240][ T8467] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  277.914275][ T8467] EXT4-fs (loop4): This should not happen!! Data will be lost
[  277.914275][ T8467] 
[  277.929528][ T8464] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  277.943760][ T8465] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  277.943791][ T8465] EXT4-fs (loop1): This should not happen!! Data will be lost
[  277.943791][ T8465] 
[  277.943804][ T8465] EXT4-fs (loop1): Total free blocks count 0
[  277.943815][ T8465] EXT4-fs (loop1): Free/Dirty block details
[  277.943827][ T8465] EXT4-fs (loop1): free_blocks=4096
[  277.943840][ T8465] EXT4-fs (loop1): dirty_blocks=16
[  277.943851][ T8465] EXT4-fs (loop1): Block reservation details
[  277.943861][ T8465] EXT4-fs (loop1): i_reserved_data_blocks=1
[  277.953918][ T8465] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  277.953944][ T8465] EXT4-fs (loop1): This should not happen!! Data will be lost
[  277.953944][ T8465] 
[  278.207814][ T8476] loop2: detected capacity change from 0 to 2048
[  278.244378][ T8477] loop0: detected capacity change from 0 to 2048
[  278.468450][ T8483] loop4: detected capacity change from 0 to 2048
[  278.516750][ T8474] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  278.520580][ T8485] loop3: detected capacity change from 0 to 2048
[  278.543748][ T8476] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  278.543778][ T8476] EXT4-fs (loop2): This should not happen!! Data will be lost
[  278.543778][ T8476] 
[  278.543791][ T8476] EXT4-fs (loop2): Total free blocks count 0
[  278.543803][ T8476] EXT4-fs (loop2): Free/Dirty block details
[  278.543814][ T8476] EXT4-fs (loop2): free_blocks=4096
[  278.543827][ T8476] EXT4-fs (loop2): dirty_blocks=16
[  278.543838][ T8476] EXT4-fs (loop2): Block reservation details
[  278.543848][ T8476] EXT4-fs (loop2): i_reserved_data_blocks=1
[  278.569854][ T8488] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  278.569885][ T8488] EXT4-fs (loop2): This should not happen!! Data will be lost
[  278.569885][ T8488] 
[  278.574771][ T8475] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  278.575898][ T8477] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  278.575921][ T8477] EXT4-fs (loop0): This should not happen!! Data will be lost
[  278.575921][ T8477] 
[  278.575934][ T8477] EXT4-fs (loop0): Total free blocks count 0
[  278.575946][ T8477] EXT4-fs (loop0): Free/Dirty block details
[  278.575957][ T8477] EXT4-fs (loop0): free_blocks=4096
[  278.575970][ T8477] EXT4-fs (loop0): dirty_blocks=16
[  278.575980][ T8477] EXT4-fs (loop0): Block reservation details
[  278.575990][ T8477] EXT4-fs (loop0): i_reserved_data_blocks=1
[  278.590171][ T8487] loop1: detected capacity change from 0 to 2048
[  278.631906][ T8489] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  278.631938][ T8489] EXT4-fs (loop0): This should not happen!! Data will be lost
[  278.631938][ T8489] 
[  278.869073][ T8480] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  278.870190][ T8483] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  278.870218][ T8483] EXT4-fs (loop4): This should not happen!! Data will be lost
[  278.870218][ T8483] 
[  278.870234][ T8483] EXT4-fs (loop4): Total free blocks count 0
[  278.870248][ T8483] EXT4-fs (loop4): Free/Dirty block details
2025/11/27 07:00:23 executed programs: 438
[  278.870262][ T8483] EXT4-fs (loop4): free_blocks=4096
[  278.870277][ T8483] EXT4-fs (loop4): dirty_blocks=16
[  278.870289][ T8483] EXT4-fs (loop4): Block reservation details
[  278.870301][ T8483] EXT4-fs (loop4): i_reserved_data_blocks=1
[  278.894362][ T8483] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  278.894395][ T8483] EXT4-fs (loop4): This should not happen!! Data will be lost
[  278.894395][ T8483] 
[  279.035463][ T8484] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  279.058561][ T8485] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  279.058596][ T8485] EXT4-fs (loop3): This should not happen!! Data will be lost
[  279.058596][ T8485] 
[  279.058614][ T8485] EXT4-fs (loop3): Total free blocks count 0
[  279.058627][ T8485] EXT4-fs (loop3): Free/Dirty block details
[  279.058638][ T8485] EXT4-fs (loop3): free_blocks=4096
[  279.058652][ T8485] EXT4-fs (loop3): dirty_blocks=16
[  279.058664][ T8485] EXT4-fs (loop3): Block reservation details
[  279.058676][ T8485] EXT4-fs (loop3): i_reserved_data_blocks=1
[  279.072296][ T8485] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  279.072328][ T8485] EXT4-fs (loop3): This should not happen!! Data will be lost
[  279.072328][ T8485] 
[  279.449461][   T37] kauditd_printk_skb: 39 callbacks suppressed
[  279.449481][   T37] audit: type=1800 audit(1764226823.600:751): pid=8502 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.445" name="file1" dev="tmpfs" ino=504 res=0 errno=0
[  279.474149][   T37] audit: type=1800 audit(1764226823.630:752): pid=8500 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.444" name="file1" dev="tmpfs" ino=558 res=0 errno=0
[  279.680605][ T8504] loop2: detected capacity change from 0 to 2048
[  279.764261][   T37] audit: type=1800 audit(1764226823.910:753): pid=8510 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.447" name="file1" dev="tmpfs" ino=540 res=0 errno=0
[  279.803627][   T37] audit: type=1800 audit(1764226823.960:754): pid=8512 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.446" name="file1" dev="tmpfs" ino=498 res=0 errno=0
[  279.871644][   T37] audit: type=1800 audit(1764226824.030:755): pid=8504 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.448" name="file1" dev="loop2" ino=15 res=0 errno=0
[  279.871700][   T37] audit: type=1800 audit(1764226824.030:756): pid=8504 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.448" name="file1" dev="loop2" ino=15 res=0 errno=0
[  279.893320][ T8511] loop4: detected capacity change from 0 to 2048
[  279.899253][ T8503] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  279.900342][ T8504] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  279.900367][ T8504] EXT4-fs (loop2): This should not happen!! Data will be lost
[  279.900367][ T8504] 
[  279.900381][ T8504] EXT4-fs (loop2): Total free blocks count 0
[  279.900392][ T8504] EXT4-fs (loop2): Free/Dirty block details
[  279.900421][ T8504] EXT4-fs (loop2): free_blocks=4096
[  279.900435][ T8504] EXT4-fs (loop2): dirty_blocks=16
[  279.900446][ T8504] EXT4-fs (loop2): Block reservation details
[  279.900456][ T8504] EXT4-fs (loop2): i_reserved_data_blocks=1
[  279.907732][ T8509] loop0: detected capacity change from 0 to 2048
[  279.914045][ T8504] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  279.914073][ T8504] EXT4-fs (loop2): This should not happen!! Data will be lost
[  279.914073][ T8504] 
[  280.119146][   T37] audit: type=1800 audit(1764226824.270:757): pid=8511 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.449" name="file1" dev="loop4" ino=15 res=0 errno=0
[  280.120954][   T37] audit: type=1800 audit(1764226824.270:758): pid=8511 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.449" name="file1" dev="loop4" ino=15 res=0 errno=0
[  280.121008][   T37] audit: type=1800 audit(1764226824.270:759): pid=8509 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.450" name="file1" dev="loop0" ino=15 res=0 errno=0
[  280.121387][ T8505] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  280.122591][ T8511] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  280.122618][ T8511] EXT4-fs (loop4): This should not happen!! Data will be lost
[  280.122618][ T8511] 
[  280.122633][ T8511] EXT4-fs (loop4): Total free blocks count 0
[  280.122646][ T8511] EXT4-fs (loop4): Free/Dirty block details
[  280.122659][ T8511] EXT4-fs (loop4): free_blocks=4096
[  280.122673][ T8511] EXT4-fs (loop4): dirty_blocks=16
[  280.122685][ T8511] EXT4-fs (loop4): Block reservation details
[  280.122697][ T8511] EXT4-fs (loop4): i_reserved_data_blocks=1
[  280.186202][   T37] audit: type=1800 audit(1764226824.340:760): pid=8509 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.450" name="file1" dev="loop0" ino=15 res=0 errno=0
[  280.188866][ T8523] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  280.188905][ T8523] EXT4-fs (loop4): This should not happen!! Data will be lost
[  280.188905][ T8523] 
[  280.195338][ T8506] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  280.196887][ T8509] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  280.196913][ T8509] EXT4-fs (loop0): This should not happen!! Data will be lost
[  280.196913][ T8509] 
[  280.196925][ T8509] EXT4-fs (loop0): Total free blocks count 0
[  280.196937][ T8509] EXT4-fs (loop0): Free/Dirty block details
[  280.196949][ T8509] EXT4-fs (loop0): free_blocks=4096
[  280.196962][ T8509] EXT4-fs (loop0): dirty_blocks=16
[  280.196973][ T8509] EXT4-fs (loop0): Block reservation details
[  280.196983][ T8509] EXT4-fs (loop0): i_reserved_data_blocks=1
[  280.214749][ T8509] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  280.214778][ T8509] EXT4-fs (loop0): This should not happen!! Data will be lost
[  280.214778][ T8509] 
[  280.281151][ T8519] loop1: detected capacity change from 0 to 2048
[  280.311604][ T8522] loop3: detected capacity change from 0 to 2048
[  280.482593][ T8517] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  280.488021][ T8519] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  280.488050][ T8519] EXT4-fs (loop1): This should not happen!! Data will be lost
[  280.488050][ T8519] 
[  280.488071][ T8519] EXT4-fs (loop1): Total free blocks count 0
[  280.488082][ T8519] EXT4-fs (loop1): Free/Dirty block details
[  280.488094][ T8519] EXT4-fs (loop1): free_blocks=4096
[  280.488108][ T8519] EXT4-fs (loop1): dirty_blocks=16
[  280.488118][ T8519] EXT4-fs (loop1): Block reservation details
[  280.488128][ T8519] EXT4-fs (loop1): i_reserved_data_blocks=1
[  280.524087][ T8519] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  280.524119][ T8519] EXT4-fs (loop1): This should not happen!! Data will be lost
[  280.524119][ T8519] 
[  280.575651][ T8515] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  280.576689][ T8522] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  280.576713][ T8522] EXT4-fs (loop3): This should not happen!! Data will be lost
[  280.576713][ T8522] 
[  280.576725][ T8522] EXT4-fs (loop3): Total free blocks count 0
[  280.576737][ T8522] EXT4-fs (loop3): Free/Dirty block details
[  280.576749][ T8522] EXT4-fs (loop3): free_blocks=4096
[  280.576762][ T8522] EXT4-fs (loop3): dirty_blocks=16
[  280.576773][ T8522] EXT4-fs (loop3): Block reservation details
[  280.576784][ T8522] EXT4-fs (loop3): i_reserved_data_blocks=1
[  280.636450][ T8528] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  280.636483][ T8528] EXT4-fs (loop3): This should not happen!! Data will be lost
[  280.636483][ T8528] 
[  281.197464][ T8539] loop1: detected capacity change from 0 to 2048
[  281.288513][ T8543] loop0: detected capacity change from 0 to 2048
[  281.340767][ T8537] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  281.342468][ T8539] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  281.342499][ T8539] EXT4-fs (loop1): This should not happen!! Data will be lost
[  281.342499][ T8539] 
[  281.342513][ T8539] EXT4-fs (loop1): Total free blocks count 0
[  281.342527][ T8539] EXT4-fs (loop1): Free/Dirty block details
[  281.342540][ T8539] EXT4-fs (loop1): free_blocks=4096
[  281.342555][ T8539] EXT4-fs (loop1): dirty_blocks=16
[  281.342566][ T8539] EXT4-fs (loop1): Block reservation details
[  281.342577][ T8539] EXT4-fs (loop1): i_reserved_data_blocks=1
[  281.350720][ T8544] loop2: detected capacity change from 0 to 2048
[  281.431004][ T8539] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  281.431037][ T8539] EXT4-fs (loop1): This should not happen!! Data will be lost
[  281.431037][ T8539] 
[  281.516414][ T8541] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  281.518086][ T8543] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  281.518114][ T8543] EXT4-fs (loop0): This should not happen!! Data will be lost
[  281.518114][ T8543] 
[  281.518127][ T8543] EXT4-fs (loop0): Total free blocks count 0
[  281.518138][ T8543] EXT4-fs (loop0): Free/Dirty block details
[  281.518148][ T8543] EXT4-fs (loop0): free_blocks=4096
[  281.518161][ T8543] EXT4-fs (loop0): dirty_blocks=16
[  281.518173][ T8543] EXT4-fs (loop0): Block reservation details
[  281.518185][ T8543] EXT4-fs (loop0): i_reserved_data_blocks=1
[  281.568617][ T8542] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  281.569626][ T8544] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  281.569650][ T8544] EXT4-fs (loop2): This should not happen!! Data will be lost
[  281.569650][ T8544] 
[  281.569664][ T8544] EXT4-fs (loop2): Total free blocks count 0
[  281.569676][ T8544] EXT4-fs (loop2): Free/Dirty block details
[  281.569687][ T8544] EXT4-fs (loop2): free_blocks=4096
[  281.569700][ T8544] EXT4-fs (loop2): dirty_blocks=16
[  281.569711][ T8544] EXT4-fs (loop2): Block reservation details
[  281.569721][ T8544] EXT4-fs (loop2): i_reserved_data_blocks=1
[  281.573504][ T8543] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  281.573533][ T8543] EXT4-fs (loop0): This should not happen!! Data will be lost
[  281.573533][ T8543] 
[  281.579714][ T8544] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  281.579742][ T8544] EXT4-fs (loop2): This should not happen!! Data will be lost
[  281.579742][ T8544] 
[  281.591697][ T8550] loop4: detected capacity change from 0 to 2048
[  281.820626][ T8549] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  281.821896][ T8550] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  281.821926][ T8550] EXT4-fs (loop4): This should not happen!! Data will be lost
[  281.821926][ T8550] 
[  281.821940][ T8550] EXT4-fs (loop4): Total free blocks count 0
[  281.821953][ T8550] EXT4-fs (loop4): Free/Dirty block details
[  281.821967][ T8550] EXT4-fs (loop4): free_blocks=4096
[  281.821981][ T8550] EXT4-fs (loop4): dirty_blocks=16
[  281.821993][ T8550] EXT4-fs (loop4): Block reservation details
[  281.822005][ T8550] EXT4-fs (loop4): i_reserved_data_blocks=1
[  281.843980][ T8550] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  281.844012][ T8550] EXT4-fs (loop4): This should not happen!! Data will be lost
[  281.844012][ T8550] 
[  281.965009][ T8554] loop3: detected capacity change from 0 to 2048
[  282.146352][ T8553] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  282.148850][ T8554] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  282.148883][ T8554] EXT4-fs (loop3): This should not happen!! Data will be lost
[  282.148883][ T8554] 
[  282.148899][ T8554] EXT4-fs (loop3): Total free blocks count 0
[  282.148912][ T8554] EXT4-fs (loop3): Free/Dirty block details
[  282.148926][ T8554] EXT4-fs (loop3): free_blocks=4096
[  282.148941][ T8554] EXT4-fs (loop3): dirty_blocks=16
[  282.148954][ T8554] EXT4-fs (loop3): Block reservation details
[  282.148965][ T8554] EXT4-fs (loop3): i_reserved_data_blocks=1
[  282.173811][ T8554] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  282.173841][ T8554] EXT4-fs (loop3): This should not happen!! Data will be lost
[  282.173841][ T8554] 
[  282.192866][ T8558] loop0: detected capacity change from 0 to 2048
[  282.316165][ T8564] loop2: detected capacity change from 0 to 2048
[  282.336896][ T8558] EXT4-fs mount: 189 callbacks suppressed
[  282.336920][ T8558] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  282.393462][ T8557] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  282.435864][ T8558] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  282.435898][ T8558] EXT4-fs (loop0): This should not happen!! Data will be lost
[  282.435898][ T8558] 
[  282.435913][ T8558] EXT4-fs (loop0): Total free blocks count 0
[  282.435926][ T8558] EXT4-fs (loop0): Free/Dirty block details
[  282.435939][ T8558] EXT4-fs (loop0): free_blocks=4096
[  282.435953][ T8558] EXT4-fs (loop0): dirty_blocks=16
[  282.435967][ T8558] EXT4-fs (loop0): Block reservation details
[  282.435979][ T8558] EXT4-fs (loop0): i_reserved_data_blocks=1
[  282.448795][ T8558] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  282.655819][ T8572] loop1: detected capacity change from 0 to 2048
[  282.696144][ T8571] loop4: detected capacity change from 0 to 2048
[  282.701363][ T8564] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  282.732153][ T8572] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  282.747582][ T8563] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  282.780264][ T8564] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  282.780310][ T8564] EXT4-fs (loop2): This should not happen!! Data will be lost
[  282.780310][ T8564] 
[  282.780325][ T8564] EXT4-fs (loop2): Total free blocks count 0
[  282.780339][ T8564] EXT4-fs (loop2): Free/Dirty block details
[  282.780351][ T8564] EXT4-fs (loop2): free_blocks=4096
[  282.780365][ T8564] EXT4-fs (loop2): dirty_blocks=16
[  282.780378][ T8564] EXT4-fs (loop2): Block reservation details
[  282.780389][ T8564] EXT4-fs (loop2): i_reserved_data_blocks=1
[  282.797142][ T8564] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  282.841939][ T8571] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  282.877811][ T8576] loop3: detected capacity change from 0 to 2048
[  282.923758][ T8567] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  282.924929][ T8571] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  282.924958][ T8571] EXT4-fs (loop4): This should not happen!! Data will be lost
[  282.924958][ T8571] 
[  282.924974][ T8571] EXT4-fs (loop4): Total free blocks count 0
[  282.924987][ T8571] EXT4-fs (loop4): Free/Dirty block details
[  282.925001][ T8571] EXT4-fs (loop4): free_blocks=4096
[  282.925017][ T8571] EXT4-fs (loop4): dirty_blocks=16
[  282.925039][ T8571] EXT4-fs (loop4): Block reservation details
[  282.925052][ T8571] EXT4-fs (loop4): i_reserved_data_blocks=1
[  282.930195][ T8571] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  283.125899][ T8576] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  283.131449][ T6332] EXT4-fs (loop1): unmounting filesystem 00000000-0000-0000-0000-000000000000.
[  283.157115][ T8575] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  283.164404][ T8576] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  283.164433][ T8576] EXT4-fs (loop3): This should not happen!! Data will be lost
[  283.164433][ T8576] 
[  283.164447][ T8576] EXT4-fs (loop3): Total free blocks count 0
[  283.164459][ T8576] EXT4-fs (loop3): Free/Dirty block details
[  283.164471][ T8576] EXT4-fs (loop3): free_blocks=4096
[  283.164484][ T8576] EXT4-fs (loop3): dirty_blocks=16
[  283.164495][ T8576] EXT4-fs (loop3): Block reservation details
[  283.164505][ T8576] EXT4-fs (loop3): i_reserved_data_blocks=1
[  283.189403][ T8576] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  283.246995][ T8585] loop2: detected capacity change from 0 to 2048
[  283.400104][ T8585] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  283.438401][ T8590] loop4: detected capacity change from 0 to 2048
[  283.450867][ T8591] loop0: detected capacity change from 0 to 2048
[  283.453201][ T8583] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  283.454993][ T8585] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  283.455019][ T8585] EXT4-fs (loop2): This should not happen!! Data will be lost
[  283.455019][ T8585] 
[  283.455032][ T8585] EXT4-fs (loop2): Total free blocks count 0
[  283.455044][ T8585] EXT4-fs (loop2): Free/Dirty block details
[  283.455055][ T8585] EXT4-fs (loop2): free_blocks=4096
[  283.455068][ T8585] EXT4-fs (loop2): dirty_blocks=16
[  283.455088][ T8585] EXT4-fs (loop2): Block reservation details
[  283.455099][ T8585] EXT4-fs (loop2): i_reserved_data_blocks=1
[  283.474347][ T8585] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  283.600358][ T8591] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  283.616797][ T8590] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  283.637901][ T8593] loop1: detected capacity change from 0 to 2048
[  283.678096][ T8589] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  283.679367][ T8590] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  283.679399][ T8590] EXT4-fs (loop4): This should not happen!! Data will be lost
[  283.679399][ T8590] 
[  283.679414][ T8590] EXT4-fs (loop4): Total free blocks count 0
[  283.679429][ T8590] EXT4-fs (loop4): Free/Dirty block details
[  283.679442][ T8590] EXT4-fs (loop4): free_blocks=4096
[  283.679457][ T8590] EXT4-fs (loop4): dirty_blocks=16
[  283.679469][ T8590] EXT4-fs (loop4): Block reservation details
[  283.679481][ T8590] EXT4-fs (loop4): i_reserved_data_blocks=1
[  283.682318][ T8586] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  283.687218][ T8591] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  283.687246][ T8591] EXT4-fs (loop0): This should not happen!! Data will be lost
[  283.687246][ T8591] 
[  283.687260][ T8591] EXT4-fs (loop0): Total free blocks count 0
[  283.687271][ T8591] EXT4-fs (loop0): Free/Dirty block details
[  283.687292][ T8591] EXT4-fs (loop0): free_blocks=4096
[  283.687305][ T8591] EXT4-fs (loop0): dirty_blocks=16
[  283.687317][ T8591] EXT4-fs (loop0): Block reservation details
[  283.687327][ T8591] EXT4-fs (loop0): i_reserved_data_blocks=1
[  283.704799][ T8591] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  283.752039][ T8593] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  283.781966][ T8592] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  283.792099][ T8593] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  283.792129][ T8593] EXT4-fs (loop1): This should not happen!! Data will be lost
[  283.792129][ T8593] 
[  283.792142][ T8593] EXT4-fs (loop1): Total free blocks count 0
[  283.792154][ T8593] EXT4-fs (loop1): Free/Dirty block details
[  283.792165][ T8593] EXT4-fs (loop1): free_blocks=4096
[  283.792179][ T8593] EXT4-fs (loop1): dirty_blocks=16
[  283.792190][ T8593] EXT4-fs (loop1): Block reservation details
[  283.792200][ T8593] EXT4-fs (loop1): i_reserved_data_blocks=1
[  283.797765][ T8602] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  283.803916][ T8593] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
2025/11/27 07:00:28 executed programs: 473
[  284.114511][ T8608] loop2: detected capacity change from 0 to 2048
[  284.176425][ T8610] loop3: detected capacity change from 0 to 2048
[  284.226568][ T8608] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  284.265250][ T8607] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  284.266822][ T8608] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  284.266850][ T8608] EXT4-fs (loop2): This should not happen!! Data will be lost
[  284.266850][ T8608] 
[  284.266866][ T8608] EXT4-fs (loop2): Total free blocks count 0
[  284.266879][ T8608] EXT4-fs (loop2): Free/Dirty block details
[  284.266893][ T8608] EXT4-fs (loop2): free_blocks=4096
[  284.266907][ T8608] EXT4-fs (loop2): dirty_blocks=16
[  284.266920][ T8608] EXT4-fs (loop2): Block reservation details
[  284.266932][ T8608] EXT4-fs (loop2): i_reserved_data_blocks=1
[  284.351601][ T8620] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  284.376826][ T8617] loop0: detected capacity change from 0 to 2048
[  284.387803][ T8610] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  284.426086][ T8618] loop4: detected capacity change from 0 to 2048
[  284.467043][ T8621] loop1: detected capacity change from 0 to 2048
[  284.475413][   T37] kauditd_printk_skb: 43 callbacks suppressed
[  284.475433][   T37] audit: type=1800 audit(1764226828.630:804): pid=8610 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.481" name="file1" dev="loop3" ino=15 res=0 errno=0
[  284.519601][ T8621] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  284.575832][ T8617] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  284.576454][   T37] audit: type=1800 audit(1764226828.730:805): pid=8621 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.477" name="file1" dev="loop1" ino=15 res=0 errno=0
[  284.578249][   T37] audit: type=1800 audit(1764226828.730:806): pid=8621 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.477" name="file1" dev="loop1" ino=15 res=0 errno=0
[  284.578860][ T8619] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  284.579918][ T8621] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  284.579947][ T8621] EXT4-fs (loop1): This should not happen!! Data will be lost
[  284.579947][ T8621] 
[  284.579962][ T8621] EXT4-fs (loop1): Total free blocks count 0
[  284.579976][ T8621] EXT4-fs (loop1): Free/Dirty block details
[  284.579989][ T8621] EXT4-fs (loop1): free_blocks=4096
[  284.580004][ T8621] EXT4-fs (loop1): dirty_blocks=16
[  284.580017][ T8621] EXT4-fs (loop1): Block reservation details
[  284.580052][ T8621] EXT4-fs (loop1): i_reserved_data_blocks=1
[  284.626636][ T8618] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  284.629070][   T37] audit: type=1800 audit(1764226828.780:807): pid=8617 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.476" name="file1" dev="loop0" ino=15 res=0 errno=0
[  284.630931][   T37] audit: type=1800 audit(1764226828.780:808): pid=8617 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.476" name="file1" dev="loop0" ino=15 res=0 errno=0
[  284.632534][ T8616] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  284.650616][   T37] audit: type=1800 audit(1764226828.800:809): pid=8618 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.478" name="file1" dev="loop4" ino=15 res=0 errno=0
[  284.651576][ T8621] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  284.660431][ T8617] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  284.660461][ T8617] EXT4-fs (loop0): This should not happen!! Data will be lost
[  284.660461][ T8617] 
[  284.660474][ T8617] EXT4-fs (loop0): Total free blocks count 0
[  284.660486][ T8617] EXT4-fs (loop0): Free/Dirty block details
[  284.660498][ T8617] EXT4-fs (loop0): free_blocks=4096
[  284.660511][ T8617] EXT4-fs (loop0): dirty_blocks=16
[  284.660522][ T8617] EXT4-fs (loop0): Block reservation details
[  284.660533][ T8617] EXT4-fs (loop0): i_reserved_data_blocks=1
[  284.667011][   T37] audit: type=1800 audit(1764226828.820:810): pid=8618 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.478" name="file1" dev="loop4" ino=15 res=0 errno=0
[  284.677661][ T8615] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  284.684026][ T8617] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  284.685778][ T8618] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  284.685804][ T8618] EXT4-fs (loop4): This should not happen!! Data will be lost
[  284.685804][ T8618] 
[  284.685816][ T8618] EXT4-fs (loop4): Total free blocks count 0
[  284.685828][ T8618] EXT4-fs (loop4): Free/Dirty block details
[  284.685840][ T8618] EXT4-fs (loop4): free_blocks=4096
[  284.685852][ T8618] EXT4-fs (loop4): dirty_blocks=16
[  284.685862][ T8618] EXT4-fs (loop4): Block reservation details
[  284.685872][ T8618] EXT4-fs (loop4): i_reserved_data_blocks=1
[  284.705798][ T8618] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  284.973229][ T8047] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  284.985087][ T8610] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 618 with error 28
[  284.985118][ T8610] EXT4-fs (loop3): This should not happen!! Data will be lost
[  284.985118][ T8610] 
[  284.985139][ T8610] EXT4-fs (loop3): Total free blocks count 0
[  284.985151][ T8610] EXT4-fs (loop3): Free/Dirty block details
[  284.985163][ T8610] EXT4-fs (loop3): free_blocks=4096
[  284.985177][ T8610] EXT4-fs (loop3): dirty_blocks=624
[  284.985188][ T8610] EXT4-fs (loop3): Block reservation details
[  284.985198][ T8610] EXT4-fs (loop3): i_reserved_data_blocks=39
[  285.070868][ T8630] loop2: detected capacity change from 0 to 2048
[  285.142267][ T8630] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  285.198339][   T37] audit: type=1800 audit(1764226829.350:811): pid=8630 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.482" name="file1" dev="loop2" ino=15 res=0 errno=0
[  285.200013][   T37] audit: type=1800 audit(1764226829.350:812): pid=8630 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.482" name="file1" dev="loop2" ino=15 res=0 errno=0
[  285.245157][ T8629] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  285.246336][ T8630] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  285.246365][ T8630] EXT4-fs (loop2): This should not happen!! Data will be lost
[  285.246365][ T8630] 
[  285.246380][ T8630] EXT4-fs (loop2): Total free blocks count 0
[  285.246394][ T8630] EXT4-fs (loop2): Free/Dirty block details
[  285.246407][ T8630] EXT4-fs (loop2): free_blocks=4096
[  285.246422][ T8630] EXT4-fs (loop2): dirty_blocks=16
[  285.246435][ T8630] EXT4-fs (loop2): Block reservation details
[  285.246447][ T8630] EXT4-fs (loop2): i_reserved_data_blocks=1
[  285.298728][ T8638] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  285.347382][   T37] audit: type=1800 audit(1764226829.500:813): pid=8636 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.485" name="file1" dev="tmpfs" ino=546 res=0 errno=0
[  285.490937][ T8639] loop1: detected capacity change from 0 to 2048
[  285.498528][ T8634] loop0: detected capacity change from 0 to 2048
[  285.508573][ T6339] EXT4-fs (loop3): unmounting filesystem 00000000-0000-0000-0000-000000000000.
[  285.638835][ T8647] loop4: detected capacity change from 0 to 2048
[  285.674164][ T8639] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  285.681570][ T8634] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  285.732129][ T8645] loop3: detected capacity change from 0 to 2048
[  285.753701][ T8637] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  285.755050][ T8639] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  285.755090][ T8639] EXT4-fs (loop1): This should not happen!! Data will be lost
[  285.755090][ T8639] 
[  285.755118][ T8639] EXT4-fs (loop1): Total free blocks count 0
[  285.755132][ T8639] EXT4-fs (loop1): Free/Dirty block details
[  285.755153][ T8639] EXT4-fs (loop1): free_blocks=4096
[  285.755167][ T8639] EXT4-fs (loop1): dirty_blocks=16
[  285.755179][ T8639] EXT4-fs (loop1): Block reservation details
[  285.755191][ T8639] EXT4-fs (loop1): i_reserved_data_blocks=1
[  285.767853][ T8633] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  285.768946][ T8634] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  285.768971][ T8634] EXT4-fs (loop0): This should not happen!! Data will be lost
[  285.768971][ T8634] 
[  285.768983][ T8634] EXT4-fs (loop0): Total free blocks count 0
[  285.768995][ T8634] EXT4-fs (loop0): Free/Dirty block details
[  285.769007][ T8634] EXT4-fs (loop0): free_blocks=4096
[  285.769020][ T8634] EXT4-fs (loop0): dirty_blocks=16
[  285.769031][ T8634] EXT4-fs (loop0): Block reservation details
[  285.769041][ T8634] EXT4-fs (loop0): i_reserved_data_blocks=1
[  285.784516][ T8634] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  285.786327][ T8639] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  285.820990][ T8647] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  285.910499][ T8646] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  285.911540][ T8647] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  285.911565][ T8647] EXT4-fs (loop4): This should not happen!! Data will be lost
[  285.911565][ T8647] 
[  285.911578][ T8647] EXT4-fs (loop4): Total free blocks count 0
[  285.911590][ T8647] EXT4-fs (loop4): Free/Dirty block details
[  285.911602][ T8647] EXT4-fs (loop4): free_blocks=4096
[  285.911615][ T8647] EXT4-fs (loop4): dirty_blocks=16
[  285.911626][ T8647] EXT4-fs (loop4): Block reservation details
[  285.911636][ T8647] EXT4-fs (loop4): i_reserved_data_blocks=1
[  285.927762][ T8647] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  285.956605][ T8645] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  286.028227][ T8644] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  286.029250][ T8645] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  286.029273][ T8645] EXT4-fs (loop3): This should not happen!! Data will be lost
[  286.029273][ T8645] 
[  286.029287][ T8645] EXT4-fs (loop3): Total free blocks count 0
[  286.029298][ T8645] EXT4-fs (loop3): Free/Dirty block details
[  286.029311][ T8645] EXT4-fs (loop3): free_blocks=4096
[  286.029324][ T8645] EXT4-fs (loop3): dirty_blocks=16
[  286.029334][ T8645] EXT4-fs (loop3): Block reservation details
[  286.029345][ T8645] EXT4-fs (loop3): i_reserved_data_blocks=1
[  286.042335][ T8645] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  286.450023][ T8655] loop2: detected capacity change from 0 to 2048
[  286.536886][ T8662] loop3: detected capacity change from 0 to 2048
[  286.537740][ T8658] loop1: detected capacity change from 0 to 2048
[  286.538567][ T8659] loop0: detected capacity change from 0 to 2048
[  286.622398][ T8663] loop4: detected capacity change from 0 to 2048
[  286.636486][ T8658] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  286.640537][ T8659] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  286.671170][ T8662] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  286.672649][ T8655] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  286.676595][ T8656] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  286.677857][ T8658] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  286.677881][ T8658] EXT4-fs (loop1): This should not happen!! Data will be lost
[  286.677881][ T8658] 
[  286.677894][ T8658] EXT4-fs (loop1): Total free blocks count 0
[  286.677906][ T8658] EXT4-fs (loop1): Free/Dirty block details
[  286.677917][ T8658] EXT4-fs (loop1): free_blocks=4096
[  286.677929][ T8658] EXT4-fs (loop1): dirty_blocks=16
[  286.677940][ T8658] EXT4-fs (loop1): Block reservation details
[  286.677951][ T8658] EXT4-fs (loop1): i_reserved_data_blocks=1
[  286.687028][ T8658] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  286.689026][ T8657] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  286.692506][ T8659] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  286.692533][ T8659] EXT4-fs (loop0): This should not happen!! Data will be lost
[  286.692533][ T8659] 
[  286.692545][ T8659] EXT4-fs (loop0): Total free blocks count 0
[  286.692557][ T8659] EXT4-fs (loop0): Free/Dirty block details
[  286.692569][ T8659] EXT4-fs (loop0): free_blocks=4096
[  286.692591][ T8659] EXT4-fs (loop0): dirty_blocks=16
[  286.692602][ T8659] EXT4-fs (loop0): Block reservation details
[  286.692612][ T8659] EXT4-fs (loop0): i_reserved_data_blocks=1
[  286.696713][ T8659] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  286.740755][ T8660] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  286.741886][ T8662] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  286.741912][ T8662] EXT4-fs (loop3): This should not happen!! Data will be lost
[  286.741912][ T8662] 
[  286.741924][ T8662] EXT4-fs (loop3): Total free blocks count 0
[  286.741936][ T8662] EXT4-fs (loop3): Free/Dirty block details
[  286.741948][ T8662] EXT4-fs (loop3): free_blocks=4096
[  286.741960][ T8662] EXT4-fs (loop3): dirty_blocks=16
[  286.741971][ T8662] EXT4-fs (loop3): Block reservation details
[  286.741982][ T8662] EXT4-fs (loop3): i_reserved_data_blocks=1
[  286.757267][ T8663] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  286.770930][ T8662] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  286.772641][ T8655] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  286.772824][ T8655] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28
[  286.772844][ T8655] EXT4-fs (loop2): This should not happen!! Data will be lost
[  286.772844][ T8655] 
[  286.772857][ T8655] EXT4-fs (loop2): Total free blocks count 0
[  286.772869][ T8655] EXT4-fs (loop2): Free/Dirty block details
[  286.772881][ T8655] EXT4-fs (loop2): free_blocks=4096
[  286.773098][ T8655] EXT4-fs (loop2): dirty_blocks=16
[  286.773112][ T8655] EXT4-fs (loop2): Block reservation details
[  286.773123][ T8655] EXT4-fs (loop2): i_reserved_data_blocks=1
[  286.834179][ T8661] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  286.835264][ T8663] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  286.835297][ T8663] EXT4-fs (loop4): This should not happen!! Data will be lost
[  286.835297][ T8663] 
[  286.835310][ T8663] EXT4-fs (loop4): Total free blocks count 0
[  286.835322][ T8663] EXT4-fs (loop4): Free/Dirty block details
[  286.835334][ T8663] EXT4-fs (loop4): free_blocks=4096
[  286.835347][ T8663] EXT4-fs (loop4): dirty_blocks=16
[  286.835357][ T8663] EXT4-fs (loop4): Block reservation details
[  286.835368][ T8663] EXT4-fs (loop4): i_reserved_data_blocks=1
[  286.836571][ T8663] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  287.079961][ T6333] EXT4-fs (loop2): unmounting filesystem 00000000-0000-0000-0000-000000000000.
[  287.381451][ T8679] loop3: detected capacity change from 0 to 2048
[  287.487037][ T8681] loop0: detected capacity change from 0 to 2048
[  287.498374][ T8686] loop4: detected capacity change from 0 to 2048
[  287.575683][ T8687] loop1: detected capacity change from 0 to 2048
[  287.576372][ T8679] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  287.580876][ T8686] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  287.635713][ T8678] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  287.636968][ T8679] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  287.636997][ T8679] EXT4-fs (loop3): This should not happen!! Data will be lost
[  287.636997][ T8679] 
[  287.637013][ T8679] EXT4-fs (loop3): Total free blocks count 0
[  287.637027][ T8679] EXT4-fs (loop3): Free/Dirty block details
[  287.637041][ T8679] EXT4-fs (loop3): free_blocks=4096
[  287.637056][ T8679] EXT4-fs (loop3): dirty_blocks=16
[  287.637068][ T8679] EXT4-fs (loop3): Block reservation details
[  287.637079][ T8679] EXT4-fs (loop3): i_reserved_data_blocks=1
[  287.640197][ T8679] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  287.642186][ T8683] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  287.645883][ T8686] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  287.645910][ T8686] EXT4-fs (loop4): This should not happen!! Data will be lost
[  287.645910][ T8686] 
[  287.645923][ T8686] EXT4-fs (loop4): Total free blocks count 0
[  287.645935][ T8686] EXT4-fs (loop4): Free/Dirty block details
[  287.645946][ T8686] EXT4-fs (loop4): free_blocks=4096
[  287.645959][ T8686] EXT4-fs (loop4): dirty_blocks=16
[  287.645970][ T8686] EXT4-fs (loop4): Block reservation details
[  287.645980][ T8686] EXT4-fs (loop4): i_reserved_data_blocks=1
[  287.651933][ T8686] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  287.658175][ T8681] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  287.728218][ T8680] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  287.729309][ T8681] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  287.729333][ T8681] EXT4-fs (loop0): This should not happen!! Data will be lost
[  287.729333][ T8681] 
[  287.729375][ T8681] EXT4-fs (loop0): Total free blocks count 0
[  287.729387][ T8681] EXT4-fs (loop0): Free/Dirty block details
[  287.729398][ T8681] EXT4-fs (loop0): free_blocks=4096
[  287.729411][ T8681] EXT4-fs (loop0): dirty_blocks=16
[  287.729422][ T8681] EXT4-fs (loop0): Block reservation details
[  287.729432][ T8681] EXT4-fs (loop0): i_reserved_data_blocks=1
[  287.731030][ T8681] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  287.740050][ T8687] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  287.795644][ T8685] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  287.796592][ T8687] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  287.796617][ T8687] EXT4-fs (loop1): This should not happen!! Data will be lost
[  287.796617][ T8687] 
[  287.796630][ T8687] EXT4-fs (loop1): Total free blocks count 0
[  287.796642][ T8687] EXT4-fs (loop1): Free/Dirty block details
[  287.796654][ T8687] EXT4-fs (loop1): free_blocks=4096
[  287.796667][ T8687] EXT4-fs (loop1): dirty_blocks=16
[  287.796678][ T8687] EXT4-fs (loop1): Block reservation details
[  287.796688][ T8687] EXT4-fs (loop1): i_reserved_data_blocks=1
[  287.803375][ T8687] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  287.848211][ T8697] loop2: detected capacity change from 0 to 2048
[  287.982336][ T8697] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  288.033078][ T8694] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  288.034371][ T8697] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  288.034400][ T8697] EXT4-fs (loop2): This should not happen!! Data will be lost
[  288.034400][ T8697] 
[  288.034415][ T8697] EXT4-fs (loop2): Total free blocks count 0
[  288.034428][ T8697] EXT4-fs (loop2): Free/Dirty block details
[  288.034441][ T8697] EXT4-fs (loop2): free_blocks=4096
[  288.034456][ T8697] EXT4-fs (loop2): dirty_blocks=16
[  288.034467][ T8697] EXT4-fs (loop2): Block reservation details
[  288.034477][ T8697] EXT4-fs (loop2): i_reserved_data_blocks=1
[  288.035917][ T8697] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  288.295378][ T8705] loop3: detected capacity change from 0 to 2048
[  288.324688][ T8705] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  288.346787][ T8702] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  288.347959][ T8705] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  288.347985][ T8705] EXT4-fs (loop3): This should not happen!! Data will be lost
[  288.347985][ T8705] 
[  288.347998][ T8705] EXT4-fs (loop3): Total free blocks count 0
[  288.348010][ T8705] EXT4-fs (loop3): Free/Dirty block details
[  288.348021][ T8705] EXT4-fs (loop3): free_blocks=4096
[  288.348034][ T8705] EXT4-fs (loop3): dirty_blocks=16
[  288.348045][ T8705] EXT4-fs (loop3): Block reservation details
[  288.348055][ T8705] EXT4-fs (loop3): i_reserved_data_blocks=1
[  288.349499][ T8705] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  288.508707][ T8703] loop1: detected capacity change from 0 to 2048
[  288.663327][ T8710] loop0: detected capacity change from 0 to 2048
[  288.685348][ T8714] loop4: detected capacity change from 0 to 2048
[  288.692497][ T8715] loop2: detected capacity change from 0 to 2048
[  288.711722][ T8703] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  288.757804][ T8714] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  288.759563][ T8700] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  288.772500][ T8703] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  288.772530][ T8703] EXT4-fs (loop1): This should not happen!! Data will be lost
[  288.772530][ T8703] 
[  288.772544][ T8703] EXT4-fs (loop1): Total free blocks count 0
[  288.772556][ T8703] EXT4-fs (loop1): Free/Dirty block details
[  288.772567][ T8703] EXT4-fs (loop1): free_blocks=4096
[  288.772580][ T8703] EXT4-fs (loop1): dirty_blocks=16
[  288.772591][ T8703] EXT4-fs (loop1): Block reservation details
[  288.772602][ T8703] EXT4-fs (loop1): i_reserved_data_blocks=1
[  288.786150][ T8703] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  288.829472][ T8715] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  288.874601][ T8713] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  288.875658][ T8714] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  288.875683][ T8714] EXT4-fs (loop4): This should not happen!! Data will be lost
[  288.875683][ T8714] 
[  288.875697][ T8714] EXT4-fs (loop4): Total free blocks count 0
[  288.875708][ T8714] EXT4-fs (loop4): Free/Dirty block details
[  288.875720][ T8714] EXT4-fs (loop4): free_blocks=4096
[  288.875732][ T8714] EXT4-fs (loop4): dirty_blocks=16
[  288.875743][ T8714] EXT4-fs (loop4): Block reservation details
[  288.875754][ T8714] EXT4-fs (loop4): i_reserved_data_blocks=1
[  288.882827][ T8714] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  288.922410][ T8712] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  288.923700][ T8715] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  288.923728][ T8715] EXT4-fs (loop2): This should not happen!! Data will be lost
[  288.923728][ T8715] 
[  288.923741][ T8715] EXT4-fs (loop2): Total free blocks count 0
[  288.923753][ T8715] EXT4-fs (loop2): Free/Dirty block details
[  288.923766][ T8715] EXT4-fs (loop2): free_blocks=4096
[  288.923779][ T8715] EXT4-fs (loop2): dirty_blocks=16
[  288.923790][ T8715] EXT4-fs (loop2): Block reservation details
[  288.923800][ T8715] EXT4-fs (loop2): i_reserved_data_blocks=1
[  288.947920][ T8715] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  288.953025][ T8677] Bluetooth: hci0: command 0x0406 tx timeout
2025/11/27 07:00:33 executed programs: 502
[  288.953063][ T8677] Bluetooth: hci2: command 0x0406 tx timeout
[  288.953089][ T8677] Bluetooth: hci4: command 0x0406 tx timeout
[  288.953115][ T8677] Bluetooth: hci1: command 0x0406 tx timeout
[  288.953142][ T8677] Bluetooth: hci3: command 0x0406 tx timeout
[  289.465119][ T8728] loop3: detected capacity change from 0 to 2048
[  289.631166][ T8733] loop2: detected capacity change from 0 to 2048
[  289.646424][   T37] kauditd_printk_skb: 41 callbacks suppressed
[  289.646456][   T37] audit: type=1800 audit(1764226833.800:855): pid=8728 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.511" name="file1" dev="loop3" ino=15 res=0 errno=0
[  289.648581][   T37] audit: type=1800 audit(1764226833.800:856): pid=8728 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.511" name="file1" dev="loop3" ino=15 res=0 errno=0
[  289.649182][ T8727] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  289.650345][ T8728] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  289.650371][ T8728] EXT4-fs (loop3): This should not happen!! Data will be lost
[  289.650371][ T8728] 
[  289.650384][ T8728] EXT4-fs (loop3): Total free blocks count 0
[  289.650395][ T8728] EXT4-fs (loop3): Free/Dirty block details
[  289.650407][ T8728] EXT4-fs (loop3): free_blocks=4096
[  289.650420][ T8728] EXT4-fs (loop3): dirty_blocks=16
[  289.650430][ T8728] EXT4-fs (loop3): Block reservation details
[  289.650441][ T8728] EXT4-fs (loop3): i_reserved_data_blocks=1
[  289.664296][ T8728] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  289.664327][ T8728] EXT4-fs (loop3): This should not happen!! Data will be lost
[  289.664327][ T8728] 
[  289.703229][   T37] audit: type=1800 audit(1764226833.850:857): pid=8733 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.510" name="file1" dev="loop2" ino=15 res=0 errno=0
[  289.704308][   T37] audit: type=1800 audit(1764226833.860:858): pid=8733 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.510" name="file1" dev="loop2" ino=15 res=0 errno=0
[  289.715241][ T8731] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  289.719143][ T8733] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  289.719173][ T8733] EXT4-fs (loop2): This should not happen!! Data will be lost
[  289.719173][ T8733] 
[  289.719186][ T8733] EXT4-fs (loop2): Total free blocks count 0
[  289.719197][ T8733] EXT4-fs (loop2): Free/Dirty block details
[  289.719209][ T8733] EXT4-fs (loop2): free_blocks=4096
[  289.719222][ T8733] EXT4-fs (loop2): dirty_blocks=16
[  289.719233][ T8733] EXT4-fs (loop2): Block reservation details
[  289.719243][ T8733] EXT4-fs (loop2): i_reserved_data_blocks=1
[  289.724039][ T8733] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  289.724065][ T8733] EXT4-fs (loop2): This should not happen!! Data will be lost
[  289.724065][ T8733] 
[  289.736913][ T8735] loop1: detected capacity change from 0 to 2048
[  289.770464][   T37] audit: type=1800 audit(1764226833.920:859): pid=8735 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.508" name="file1" dev="loop1" ino=15 res=0 errno=0
[  289.771019][   T37] audit: type=1800 audit(1764226833.920:860): pid=8735 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.508" name="file1" dev="loop1" ino=15 res=0 errno=0
[  289.775519][ T8736] loop4: detected capacity change from 0 to 2048
[  289.776068][ T8730] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  289.781447][ T8735] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  289.781478][ T8735] EXT4-fs (loop1): This should not happen!! Data will be lost
[  289.781478][ T8735] 
[  289.781494][ T8735] EXT4-fs (loop1): Total free blocks count 0
[  289.781507][ T8735] EXT4-fs (loop1): Free/Dirty block details
[  289.781521][ T8735] EXT4-fs (loop1): free_blocks=4096
[  289.781536][ T8735] EXT4-fs (loop1): dirty_blocks=16
[  289.781548][ T8735] EXT4-fs (loop1): Block reservation details
[  289.781560][ T8735] EXT4-fs (loop1): i_reserved_data_blocks=1
[  289.791864][ T8735] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  289.791894][ T8735] EXT4-fs (loop1): This should not happen!! Data will be lost
[  289.791894][ T8735] 
[  289.911511][   T37] audit: type=1800 audit(1764226834.060:861): pid=8736 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.509" name="file1" dev="loop4" ino=15 res=0 errno=0
[  289.912095][   T37] audit: type=1800 audit(1764226834.060:862): pid=8736 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.509" name="file1" dev="loop4" ino=15 res=0 errno=0
[  289.914421][ T8734] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  289.927538][ T8736] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  289.927568][ T8736] EXT4-fs (loop4): This should not happen!! Data will be lost
[  289.927568][ T8736] 
[  289.927581][ T8736] EXT4-fs (loop4): Total free blocks count 0
[  289.927592][ T8736] EXT4-fs (loop4): Free/Dirty block details
[  289.927604][ T8736] EXT4-fs (loop4): free_blocks=4096
[  289.927616][ T8736] EXT4-fs (loop4): dirty_blocks=16
[  289.927628][ T8736] EXT4-fs (loop4): Block reservation details
[  289.927637][ T8736] EXT4-fs (loop4): i_reserved_data_blocks=1
[  289.930030][ T8736] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  289.930054][ T8736] EXT4-fs (loop4): This should not happen!! Data will be lost
[  289.930054][ T8736] 
[  289.981891][   T37] audit: type=1800 audit(1764226834.130:863): pid=8744 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.512" name="file1" dev="tmpfs" ino=630 res=0 errno=0
[  290.196584][   T37] audit: type=1800 audit(1764226834.350:864): pid=8748 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.517" name="file1" dev="tmpfs" ino=636 res=0 errno=0
[  290.683497][ T8754] loop0: detected capacity change from 0 to 2048
[  290.826895][ T8751] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  290.852800][ T8754] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  290.852833][ T8754] EXT4-fs (loop0): This should not happen!! Data will be lost
[  290.852833][ T8754] 
[  290.852849][ T8754] EXT4-fs (loop0): Total free blocks count 0
[  290.852862][ T8754] EXT4-fs (loop0): Free/Dirty block details
[  290.852876][ T8754] EXT4-fs (loop0): free_blocks=4096
[  290.896363][ T8754] EXT4-fs (loop0): dirty_blocks=16
[  290.896386][ T8754] EXT4-fs (loop0): Block reservation details
[  290.896398][ T8754] EXT4-fs (loop0): i_reserved_data_blocks=1
[  290.973848][ T8763] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  290.973882][ T8763] EXT4-fs (loop0): This should not happen!! Data will be lost
[  290.973882][ T8763] 
[  291.027344][ T8760] loop4: detected capacity change from 0 to 2048
[  291.029608][ T8759] loop2: detected capacity change from 0 to 2048
[  291.132192][ T8767] loop1: detected capacity change from 0 to 2048
[  291.172381][ T8756] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  291.193917][ T8760] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  291.193951][ T8760] EXT4-fs (loop4): This should not happen!! Data will be lost
[  291.193951][ T8760] 
[  291.193966][ T8760] EXT4-fs (loop4): Total free blocks count 0
[  291.193980][ T8760] EXT4-fs (loop4): Free/Dirty block details
[  291.193993][ T8760] EXT4-fs (loop4): free_blocks=4096
[  291.194008][ T8760] EXT4-fs (loop4): dirty_blocks=16
[  291.194021][ T8760] EXT4-fs (loop4): Block reservation details
[  291.194033][ T8760] EXT4-fs (loop4): i_reserved_data_blocks=1
[  291.215870][ T8755] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  291.216867][ T8759] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  291.216893][ T8759] EXT4-fs (loop2): This should not happen!! Data will be lost
[  291.216893][ T8759] 
[  291.216906][ T8759] EXT4-fs (loop2): Total free blocks count 0
[  291.216918][ T8759] EXT4-fs (loop2): Free/Dirty block details
[  291.216950][ T8759] EXT4-fs (loop2): free_blocks=4096
[  291.216963][ T8759] EXT4-fs (loop2): dirty_blocks=16
[  291.216973][ T8759] EXT4-fs (loop2): Block reservation details
[  291.216984][ T8759] EXT4-fs (loop2): i_reserved_data_blocks=1
[  291.218445][ T8760] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  291.218468][ T8760] EXT4-fs (loop4): This should not happen!! Data will be lost
[  291.218468][ T8760] 
[  291.235175][ T8766] loop3: detected capacity change from 0 to 2048
[  291.261185][ T8759] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  291.261215][ T8759] EXT4-fs (loop2): This should not happen!! Data will be lost
[  291.261215][ T8759] 
[  291.359985][ T8765] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  291.361056][ T8767] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  291.361081][ T8767] EXT4-fs (loop1): This should not happen!! Data will be lost
[  291.361081][ T8767] 
[  291.361094][ T8767] EXT4-fs (loop1): Total free blocks count 0
[  291.361106][ T8767] EXT4-fs (loop1): Free/Dirty block details
[  291.361118][ T8767] EXT4-fs (loop1): free_blocks=4096
[  291.361131][ T8767] EXT4-fs (loop1): dirty_blocks=16
[  291.361142][ T8767] EXT4-fs (loop1): Block reservation details
[  291.361152][ T8767] EXT4-fs (loop1): i_reserved_data_blocks=1
[  291.370863][ T8767] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  291.370897][ T8767] EXT4-fs (loop1): This should not happen!! Data will be lost
[  291.370897][ T8767] 
[  291.576159][ T8766] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  291.576548][ T8766] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 514 with error 28
[  291.576576][ T8766] EXT4-fs (loop3): This should not happen!! Data will be lost
[  291.576576][ T8766] 
[  291.576592][ T8766] EXT4-fs (loop3): Total free blocks count 0
[  291.576605][ T8766] EXT4-fs (loop3): Free/Dirty block details
[  291.576618][ T8766] EXT4-fs (loop3): free_blocks=4096
[  291.576632][ T8766] EXT4-fs (loop3): dirty_blocks=528
[  291.576644][ T8766] EXT4-fs (loop3): Block reservation details
[  291.576655][ T8766] EXT4-fs (loop3): i_reserved_data_blocks=33
[  291.745237][ T8777] loop0: detected capacity change from 0 to 2048
[  291.922009][ T8776] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  291.940226][ T8777] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  291.940261][ T8777] EXT4-fs (loop0): This should not happen!! Data will be lost
[  291.940261][ T8777] 
[  291.940277][ T8777] EXT4-fs (loop0): Total free blocks count 0
[  291.940289][ T8777] EXT4-fs (loop0): Free/Dirty block details
[  291.940303][ T8777] EXT4-fs (loop0): free_blocks=4096
[  291.940317][ T8777] EXT4-fs (loop0): dirty_blocks=16
[  291.940329][ T8777] EXT4-fs (loop0): Block reservation details
[  291.940341][ T8777] EXT4-fs (loop0): i_reserved_data_blocks=1
[  291.954234][ T8777] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  291.954271][ T8777] EXT4-fs (loop0): This should not happen!! Data will be lost
[  291.954271][ T8777] 
[  292.093740][ T8788] loop2: detected capacity change from 0 to 2048
[  292.201217][ T8790] loop3: detected capacity change from 0 to 2048
[  292.271461][ T8783] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  292.298116][ T8788] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  292.298153][ T8788] EXT4-fs (loop2): This should not happen!! Data will be lost
[  292.298153][ T8788] 
[  292.298170][ T8788] EXT4-fs (loop2): Total free blocks count 0
[  292.298184][ T8788] EXT4-fs (loop2): Free/Dirty block details
[  292.298197][ T8788] EXT4-fs (loop2): free_blocks=4096
[  292.298213][ T8788] EXT4-fs (loop2): dirty_blocks=16
[  292.298226][ T8788] EXT4-fs (loop2): Block reservation details
[  292.298238][ T8788] EXT4-fs (loop2): i_reserved_data_blocks=1
[  292.306749][ T8788] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  292.306778][ T8788] EXT4-fs (loop2): This should not happen!! Data will be lost
[  292.306778][ T8788] 
[  292.351267][ T8795] loop4: detected capacity change from 0 to 2048
[  292.402579][ T8789] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  292.404435][ T8790] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  292.404463][ T8790] EXT4-fs (loop3): This should not happen!! Data will be lost
[  292.404463][ T8790] 
[  292.404476][ T8790] EXT4-fs (loop3): Total free blocks count 0
[  292.404488][ T8790] EXT4-fs (loop3): Free/Dirty block details
[  292.404500][ T8790] EXT4-fs (loop3): free_blocks=4096
[  292.404512][ T8790] EXT4-fs (loop3): dirty_blocks=16
[  292.404524][ T8790] EXT4-fs (loop3): Block reservation details
[  292.404534][ T8790] EXT4-fs (loop3): i_reserved_data_blocks=1
[  292.425047][ T8790] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  292.425080][ T8790] EXT4-fs (loop3): This should not happen!! Data will be lost
[  292.425080][ T8790] 
[  292.549630][ T8800] loop0: detected capacity change from 0 to 2048
[  292.627465][ T8796] loop1: detected capacity change from 0 to 2048
[  292.704845][ T8793] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  292.706208][ T8795] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  292.706237][ T8795] EXT4-fs (loop4): This should not happen!! Data will be lost
[  292.706237][ T8795] 
[  292.706252][ T8795] EXT4-fs (loop4): Total free blocks count 0
[  292.706266][ T8795] EXT4-fs (loop4): Free/Dirty block details
[  292.706280][ T8795] EXT4-fs (loop4): free_blocks=4096
[  292.706295][ T8795] EXT4-fs (loop4): dirty_blocks=16
[  292.706308][ T8795] EXT4-fs (loop4): Block reservation details
[  292.706320][ T8795] EXT4-fs (loop4): i_reserved_data_blocks=1
[  292.731797][ T8795] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  292.731830][ T8795] EXT4-fs (loop4): This should not happen!! Data will be lost
[  292.731830][ T8795] 
[  292.791975][ T8799] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  292.798509][ T8800] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  292.798538][ T8800] EXT4-fs (loop0): This should not happen!! Data will be lost
[  292.798538][ T8800] 
[  292.798551][ T8800] EXT4-fs (loop0): Total free blocks count 0
[  292.798563][ T8800] EXT4-fs (loop0): Free/Dirty block details
[  292.798574][ T8800] EXT4-fs (loop0): free_blocks=4096
[  292.798588][ T8800] EXT4-fs (loop0): dirty_blocks=16
[  292.798599][ T8800] EXT4-fs (loop0): Block reservation details
[  292.798610][ T8800] EXT4-fs (loop0): i_reserved_data_blocks=1
[  292.803906][ T8800] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  292.803935][ T8800] EXT4-fs (loop0): This should not happen!! Data will be lost
[  292.803935][ T8800] 
[  292.809170][ T8794] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  292.810186][ T8796] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  292.810209][ T8796] EXT4-fs (loop1): This should not happen!! Data will be lost
[  292.810209][ T8796] 
[  292.810222][ T8796] EXT4-fs (loop1): Total free blocks count 0
[  292.810234][ T8796] EXT4-fs (loop1): Free/Dirty block details
[  292.810260][ T8796] EXT4-fs (loop1): free_blocks=4096
[  292.810273][ T8796] EXT4-fs (loop1): dirty_blocks=16
[  292.810284][ T8796] EXT4-fs (loop1): Block reservation details
[  292.810294][ T8796] EXT4-fs (loop1): i_reserved_data_blocks=1
[  292.834327][ T8796] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  292.834357][ T8796] EXT4-fs (loop1): This should not happen!! Data will be lost
[  292.834357][ T8796] 
[  293.395011][ T8813] loop4: detected capacity change from 0 to 2048
[  293.427532][ T8814] loop3: detected capacity change from 0 to 2048
[  293.462366][ T8818] loop1: detected capacity change from 0 to 2048
[  293.483178][ T8817] loop0: detected capacity change from 0 to 2048
[  293.593764][ T8811] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  293.595207][ T8813] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  293.595236][ T8813] EXT4-fs (loop4): This should not happen!! Data will be lost
[  293.595236][ T8813] 
[  293.595251][ T8813] EXT4-fs (loop4): Total free blocks count 0
[  293.595265][ T8813] EXT4-fs (loop4): Free/Dirty block details
[  293.595275][ T8813] EXT4-fs (loop4): free_blocks=4096
[  293.595289][ T8813] EXT4-fs (loop4): dirty_blocks=16
[  293.595300][ T8813] EXT4-fs (loop4): Block reservation details
[  293.595312][ T8813] EXT4-fs (loop4): i_reserved_data_blocks=1
[  293.628636][ T8816] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  293.629667][ T8817] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  293.629692][ T8817] EXT4-fs (loop0): This should not happen!! Data will be lost
[  293.629692][ T8817] 
[  293.629705][ T8817] EXT4-fs (loop0): Total free blocks count 0
[  293.629717][ T8817] EXT4-fs (loop0): Free/Dirty block details
[  293.629729][ T8817] EXT4-fs (loop0): free_blocks=4096
[  293.629742][ T8817] EXT4-fs (loop0): dirty_blocks=16
[  293.629753][ T8817] EXT4-fs (loop0): Block reservation details
[  293.629764][ T8817] EXT4-fs (loop0): i_reserved_data_blocks=1
[  293.654897][ T8817] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  293.654927][ T8817] EXT4-fs (loop0): This should not happen!! Data will be lost
[  293.654927][ T8817] 
[  293.697851][ T8812] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  293.698972][ T8814] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  293.698998][ T8814] EXT4-fs (loop3): This should not happen!! Data will be lost
[  293.698998][ T8814] 
[  293.699011][ T8814] EXT4-fs (loop3): Total free blocks count 0
[  293.699022][ T8814] EXT4-fs (loop3): Free/Dirty block details
[  293.699034][ T8814] EXT4-fs (loop3): free_blocks=4096
[  293.699046][ T8814] EXT4-fs (loop3): dirty_blocks=16
[  293.699057][ T8814] EXT4-fs (loop3): Block reservation details
[  293.699068][ T8814] EXT4-fs (loop3): i_reserved_data_blocks=1
[  293.713557][ T8814] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  293.713587][ T8814] EXT4-fs (loop3): This should not happen!! Data will be lost
[  293.713587][ T8814] 
[  293.714374][ T8815] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  293.716747][ T8829] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  293.716772][ T8829] EXT4-fs (loop4): This should not happen!! Data will be lost
[  293.716772][ T8829] 
[  293.723271][ T8818] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  293.723299][ T8818] EXT4-fs (loop1): This should not happen!! Data will be lost
[  293.723299][ T8818] 
[  293.723313][ T8818] EXT4-fs (loop1): Total free blocks count 0
[  293.723333][ T8818] EXT4-fs (loop1): Free/Dirty block details
[  293.723345][ T8818] EXT4-fs (loop1): free_blocks=4096
[  293.723358][ T8818] EXT4-fs (loop1): dirty_blocks=16
[  293.723369][ T8818] EXT4-fs (loop1): Block reservation details
[  293.723379][ T8818] EXT4-fs (loop1): i_reserved_data_blocks=1
[  293.731582][ T8818] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  293.731610][ T8818] EXT4-fs (loop1): This should not happen!! Data will be lost
[  293.731610][ T8818] 
[  293.839906][ T8828] loop2: detected capacity change from 0 to 2048
[  294.012245][ T8825] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  294.028160][ T8828] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  294.028195][ T8828] EXT4-fs (loop2): This should not happen!! Data will be lost
[  294.028195][ T8828] 
[  294.028211][ T8828] EXT4-fs (loop2): Total free blocks count 0
[  294.028224][ T8828] EXT4-fs (loop2): Free/Dirty block details
[  294.028240][ T8828] EXT4-fs (loop2): free_blocks=4096
[  294.028254][ T8828] EXT4-fs (loop2): dirty_blocks=16
[  294.028277][ T8828] EXT4-fs (loop2): Block reservation details
[  294.028289][ T8828] EXT4-fs (loop2): i_reserved_data_blocks=1
[  294.030011][ T8828] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  294.030039][ T8828] EXT4-fs (loop2): This should not happen!! Data will be lost
2025/11/27 07:00:38 executed programs: 535
[  294.030039][ T8828] 
[  294.754515][   T37] kauditd_printk_skb: 43 callbacks suppressed
[  294.754537][   T37] audit: type=1800 audit(1764226838.900:908): pid=8841 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.542" name="file1" dev="tmpfs" ino=678 res=0 errno=0
[  294.841355][ T8845] loop0: detected capacity change from 0 to 2048
[  294.909830][ T8848] loop1: detected capacity change from 0 to 2048
[  294.937345][ T8846] loop4: detected capacity change from 0 to 2048
[  294.938161][   T37] audit: type=1800 audit(1764226839.090:909): pid=8851 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.547" name="file1" dev="tmpfs" ino=684 res=0 errno=0
[  294.997552][ T8849] loop3: detected capacity change from 0 to 2048
[  295.030984][   T37] audit: type=1800 audit(1764226839.180:910): pid=8848 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.545" name="file1" dev="loop1" ino=15 res=0 errno=0
[  295.046730][   T37] audit: type=1800 audit(1764226839.180:911): pid=8848 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.545" name="file1" dev="loop1" ino=15 res=0 errno=0
[  295.050122][   T37] audit: type=1800 audit(1764226839.200:912): pid=8845 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.543" name="file1" dev="loop0" ino=15 res=0 errno=0
[  295.062975][   T37] audit: type=1800 audit(1764226839.210:913): pid=8845 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.543" name="file1" dev="loop0" ino=15 res=0 errno=0
[  295.081423][   T37] audit: type=1800 audit(1764226839.230:914): pid=8846 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.544" name="file1" dev="loop4" ino=15 res=0 errno=0
[  295.082443][ T8844] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  295.085812][ T8848] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  295.085840][ T8848] EXT4-fs (loop1): This should not happen!! Data will be lost
[  295.085840][ T8848] 
[  295.085853][ T8848] EXT4-fs (loop1): Total free blocks count 0
[  295.085865][ T8848] EXT4-fs (loop1): Free/Dirty block details
[  295.085878][ T8848] EXT4-fs (loop1): free_blocks=4096
[  295.085890][ T8848] EXT4-fs (loop1): dirty_blocks=16
[  295.085902][ T8848] EXT4-fs (loop1): Block reservation details
[  295.085912][ T8848] EXT4-fs (loop1): i_reserved_data_blocks=1
[  295.090253][   T37] audit: type=1800 audit(1764226839.240:915): pid=8846 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.544" name="file1" dev="loop4" ino=15 res=0 errno=0
[  295.092622][ T8842] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  295.093833][ T8845] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  295.093857][ T8845] EXT4-fs (loop0): This should not happen!! Data will be lost
[  295.093857][ T8845] 
[  295.093871][ T8845] EXT4-fs (loop0): Total free blocks count 0
[  295.093882][ T8845] EXT4-fs (loop0): Free/Dirty block details
[  295.093895][ T8845] EXT4-fs (loop0): free_blocks=4096
[  295.093907][ T8845] EXT4-fs (loop0): dirty_blocks=16
[  295.093919][ T8845] EXT4-fs (loop0): Block reservation details
[  295.093929][ T8845] EXT4-fs (loop0): i_reserved_data_blocks=1
[  295.103634][ T8843] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  295.112812][ T8846] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  295.112842][ T8846] EXT4-fs (loop4): This should not happen!! Data will be lost
[  295.112842][ T8846] 
[  295.112856][ T8846] EXT4-fs (loop4): Total free blocks count 0
[  295.112867][ T8846] EXT4-fs (loop4): Free/Dirty block details
[  295.112879][ T8846] EXT4-fs (loop4): free_blocks=4096
[  295.113267][ T8846] EXT4-fs (loop4): dirty_blocks=16
[  295.113281][ T8846] EXT4-fs (loop4): Block reservation details
[  295.113291][ T8846] EXT4-fs (loop4): i_reserved_data_blocks=1
[  295.127103][ T8845] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  295.127136][ T8845] EXT4-fs (loop0): This should not happen!! Data will be lost
[  295.127136][ T8845] 
[  295.130842][ T8848] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  295.130872][ T8848] EXT4-fs (loop1): This should not happen!! Data will be lost
[  295.130872][ T8848] 
[  295.133781][ T8846] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  295.133898][ T8846] EXT4-fs (loop4): This should not happen!! Data will be lost
[  295.133898][ T8846] 
[  295.165702][   T37] audit: type=1800 audit(1764226839.320:916): pid=8849 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.546" name="file1" dev="loop3" ino=15 res=0 errno=0
[  295.166369][   T37] audit: type=1800 audit(1764226839.320:917): pid=8849 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.546" name="file1" dev="loop3" ino=15 res=0 errno=0
[  295.203081][ T8847] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  295.204339][ T8849] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  295.204366][ T8849] EXT4-fs (loop3): This should not happen!! Data will be lost
[  295.204366][ T8849] 
[  295.204379][ T8849] EXT4-fs (loop3): Total free blocks count 0
[  295.204390][ T8849] EXT4-fs (loop3): Free/Dirty block details
[  295.204402][ T8849] EXT4-fs (loop3): free_blocks=4096
[  295.204416][ T8849] EXT4-fs (loop3): dirty_blocks=16
[  295.204426][ T8849] EXT4-fs (loop3): Block reservation details
[  295.204437][ T8849] EXT4-fs (loop3): i_reserved_data_blocks=1
[  295.227536][ T8849] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  295.227568][ T8849] EXT4-fs (loop3): This should not happen!! Data will be lost
[  295.227568][ T8849] 
[  295.364415][ T8862] loop2: detected capacity change from 0 to 2048
[  295.460509][ T8860] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  295.461740][ T8862] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  295.461765][ T8862] EXT4-fs (loop2): This should not happen!! Data will be lost
[  295.461765][ T8862] 
[  295.461778][ T8862] EXT4-fs (loop2): Total free blocks count 0
[  295.461790][ T8862] EXT4-fs (loop2): Free/Dirty block details
[  295.461801][ T8862] EXT4-fs (loop2): free_blocks=4096
[  295.461814][ T8862] EXT4-fs (loop2): dirty_blocks=16
[  295.461825][ T8862] EXT4-fs (loop2): Block reservation details
[  295.461836][ T8862] EXT4-fs (loop2): i_reserved_data_blocks=1
[  295.483253][ T8862] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  295.483293][ T8862] EXT4-fs (loop2): This should not happen!! Data will be lost
[  295.483293][ T8862] 
[  296.132768][ T8871] loop0: detected capacity change from 0 to 2048
[  296.151016][ T8873] loop2: detected capacity change from 0 to 2048
[  296.286057][ T8880] loop4: detected capacity change from 0 to 2048
[  296.350968][ T8865] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  296.352170][ T8871] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  296.352198][ T8871] EXT4-fs (loop0): This should not happen!! Data will be lost
[  296.352198][ T8871] 
[  296.352213][ T8871] EXT4-fs (loop0): Total free blocks count 0
[  296.352227][ T8871] EXT4-fs (loop0): Free/Dirty block details
[  296.352241][ T8871] EXT4-fs (loop0): free_blocks=4096
[  296.352256][ T8871] EXT4-fs (loop0): dirty_blocks=16
[  296.352269][ T8871] EXT4-fs (loop0): Block reservation details
[  296.352280][ T8871] EXT4-fs (loop0): i_reserved_data_blocks=1
[  296.364057][ T8871] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  296.364089][ T8871] EXT4-fs (loop0): This should not happen!! Data will be lost
[  296.364089][ T8871] 
[  296.373717][ T8869] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  296.374770][ T8873] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  296.374796][ T8873] EXT4-fs (loop2): This should not happen!! Data will be lost
[  296.374796][ T8873] 
[  296.374809][ T8873] EXT4-fs (loop2): Total free blocks count 0
[  296.374821][ T8873] EXT4-fs (loop2): Free/Dirty block details
[  296.374833][ T8873] EXT4-fs (loop2): free_blocks=4096
[  296.374845][ T8873] EXT4-fs (loop2): dirty_blocks=16
[  296.374856][ T8873] EXT4-fs (loop2): Block reservation details
[  296.374866][ T8873] EXT4-fs (loop2): i_reserved_data_blocks=1
[  296.390585][ T8873] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  296.390613][ T8873] EXT4-fs (loop2): This should not happen!! Data will be lost
[  296.390613][ T8873] 
[  296.478144][ T8883] loop1: detected capacity change from 0 to 2048
[  296.502231][ T8885] loop3: detected capacity change from 0 to 2048
[  296.542677][ T8878] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  296.546561][ T8880] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  296.546589][ T8880] EXT4-fs (loop4): This should not happen!! Data will be lost
[  296.546589][ T8880] 
[  296.546603][ T8880] EXT4-fs (loop4): Total free blocks count 0
[  296.546615][ T8880] EXT4-fs (loop4): Free/Dirty block details
[  296.546627][ T8880] EXT4-fs (loop4): free_blocks=4096
[  296.546640][ T8880] EXT4-fs (loop4): dirty_blocks=16
[  296.546651][ T8880] EXT4-fs (loop4): Block reservation details
[  296.546661][ T8880] EXT4-fs (loop4): i_reserved_data_blocks=1
[  296.549180][ T8880] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  296.549206][ T8880] EXT4-fs (loop4): This should not happen!! Data will be lost
[  296.549206][ T8880] 
[  296.569920][ T8884] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  296.571398][ T8885] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  296.571424][ T8885] EXT4-fs (loop3): This should not happen!! Data will be lost
[  296.571424][ T8885] 
[  296.571436][ T8885] EXT4-fs (loop3): Total free blocks count 0
[  296.571448][ T8885] EXT4-fs (loop3): Free/Dirty block details
[  296.571460][ T8885] EXT4-fs (loop3): free_blocks=4096
[  296.571472][ T8885] EXT4-fs (loop3): dirty_blocks=16
[  296.571483][ T8885] EXT4-fs (loop3): Block reservation details
[  296.571494][ T8885] EXT4-fs (loop3): i_reserved_data_blocks=1
[  296.572707][ T8885] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  296.572731][ T8885] EXT4-fs (loop3): This should not happen!! Data will be lost
[  296.572731][ T8885] 
[  296.593216][ T8882] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  296.594896][ T8883] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  296.594923][ T8883] EXT4-fs (loop1): This should not happen!! Data will be lost
[  296.594923][ T8883] 
[  296.594935][ T8883] EXT4-fs (loop1): Total free blocks count 0
[  296.594947][ T8883] EXT4-fs (loop1): Free/Dirty block details
[  296.594959][ T8883] EXT4-fs (loop1): free_blocks=4096
[  296.595095][ T8883] EXT4-fs (loop1): dirty_blocks=16
[  296.595107][ T8883] EXT4-fs (loop1): Block reservation details
[  296.595117][ T8883] EXT4-fs (loop1): i_reserved_data_blocks=1
[  296.598666][ T8883] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  296.598694][ T8883] EXT4-fs (loop1): This should not happen!! Data will be lost
[  296.598694][ T8883] 
[  297.341154][ T8900] loop4: detected capacity change from 0 to 2048
[  297.343205][ T8899] loop3: detected capacity change from 0 to 2048
[  297.413460][ T8896] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  297.420182][ T8899] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  297.420214][ T8899] EXT4-fs (loop3): This should not happen!! Data will be lost
[  297.420214][ T8899] 
[  297.420240][ T8899] EXT4-fs (loop3): Total free blocks count 0
[  297.420254][ T8899] EXT4-fs (loop3): Free/Dirty block details
[  297.420267][ T8899] EXT4-fs (loop3): free_blocks=4096
[  297.420282][ T8899] EXT4-fs (loop3): dirty_blocks=16
[  297.420295][ T8899] EXT4-fs (loop3): Block reservation details
[  297.420306][ T8899] EXT4-fs (loop3): i_reserved_data_blocks=1
[  297.437411][ T8899] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  297.437442][ T8899] EXT4-fs (loop3): This should not happen!! Data will be lost
[  297.437442][ T8899] 
[  297.438924][ T8901] loop1: detected capacity change from 0 to 2048
[  297.439458][ T8903] loop2: detected capacity change from 0 to 2048
[  297.571359][ T8897] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  297.572672][ T8900] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  297.572704][ T8900] EXT4-fs (loop4): This should not happen!! Data will be lost
[  297.572704][ T8900] 
[  297.572720][ T8900] EXT4-fs (loop4): Total free blocks count 0
[  297.572733][ T8900] EXT4-fs (loop4): Free/Dirty block details
[  297.572747][ T8900] EXT4-fs (loop4): free_blocks=4096
[  297.572762][ T8900] EXT4-fs (loop4): dirty_blocks=16
[  297.572775][ T8900] EXT4-fs (loop4): Block reservation details
[  297.572787][ T8900] EXT4-fs (loop4): i_reserved_data_blocks=1
[  297.596289][ T8905] loop0: detected capacity change from 0 to 2048
[  297.653505][ T8898] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  297.654491][ T8901] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  297.654514][ T8901] EXT4-fs (loop1): This should not happen!! Data will be lost
[  297.654514][ T8901] 
[  297.654528][ T8901] EXT4-fs (loop1): Total free blocks count 0
[  297.654540][ T8901] EXT4-fs (loop1): Free/Dirty block details
[  297.654552][ T8901] EXT4-fs (loop1): free_blocks=4096
[  297.654564][ T8901] EXT4-fs (loop1): dirty_blocks=16
[  297.654575][ T8901] EXT4-fs (loop1): Block reservation details
[  297.654586][ T8901] EXT4-fs (loop1): i_reserved_data_blocks=1
[  297.659739][ T8914] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  297.659768][ T8914] EXT4-fs (loop4): This should not happen!! Data will be lost
[  297.659768][ T8914] 
[  297.680501][ T8901] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  297.680533][ T8901] EXT4-fs (loop1): This should not happen!! Data will be lost
[  297.680533][ T8901] 
[  297.717404][ T8902] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  297.720451][ T8903] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  297.720480][ T8903] EXT4-fs (loop2): This should not happen!! Data will be lost
[  297.720480][ T8903] 
[  297.720493][ T8903] EXT4-fs (loop2): Total free blocks count 0
[  297.720505][ T8903] EXT4-fs (loop2): Free/Dirty block details
[  297.720517][ T8903] EXT4-fs (loop2): free_blocks=4096
[  297.720530][ T8903] EXT4-fs (loop2): dirty_blocks=16
[  297.720541][ T8903] EXT4-fs (loop2): Block reservation details
[  297.720552][ T8903] EXT4-fs (loop2): i_reserved_data_blocks=1
[  297.732150][ T8903] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  297.732181][ T8903] EXT4-fs (loop2): This should not happen!! Data will be lost
[  297.732181][ T8903] 
[  297.926930][ T8904] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  297.928093][ T8905] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  297.928123][ T8905] EXT4-fs (loop0): This should not happen!! Data will be lost
[  297.928123][ T8905] 
[  297.928138][ T8905] EXT4-fs (loop0): Total free blocks count 0
[  297.928152][ T8905] EXT4-fs (loop0): Free/Dirty block details
[  297.928166][ T8905] EXT4-fs (loop0): free_blocks=4096
[  297.928181][ T8905] EXT4-fs (loop0): dirty_blocks=16
[  297.928194][ T8905] EXT4-fs (loop0): Block reservation details
[  297.928206][ T8905] EXT4-fs (loop0): i_reserved_data_blocks=1
[  297.953946][ T8905] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  297.953978][ T8905] EXT4-fs (loop0): This should not happen!! Data will be lost
[  297.953978][ T8905] 
[  298.180116][ T8918] loop3: detected capacity change from 0 to 2048
[  298.361488][ T8917] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  298.385155][ T8918] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  298.385191][ T8918] EXT4-fs (loop3): This should not happen!! Data will be lost
[  298.385191][ T8918] 
[  298.385206][ T8918] EXT4-fs (loop3): Total free blocks count 0
[  298.385219][ T8918] EXT4-fs (loop3): Free/Dirty block details
[  298.385233][ T8918] EXT4-fs (loop3): free_blocks=4096
[  298.385247][ T8918] EXT4-fs (loop3): dirty_blocks=16
[  298.385260][ T8918] EXT4-fs (loop3): Block reservation details
[  298.385272][ T8918] EXT4-fs (loop3): i_reserved_data_blocks=1
[  298.390275][ T8918] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  298.390341][ T8918] EXT4-fs (loop3): This should not happen!! Data will be lost
[  298.390341][ T8918] 
[  298.396118][ T8928] loop4: detected capacity change from 0 to 2048
[  298.589594][ T8925] loop1: detected capacity change from 0 to 2048
[  298.590047][ T8930] loop0: detected capacity change from 0 to 2048
[  298.647912][ T8934] loop2: detected capacity change from 0 to 2048
[  298.659840][ T8923] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  298.702437][ T8928] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  298.702471][ T8928] EXT4-fs (loop4): This should not happen!! Data will be lost
[  298.702471][ T8928] 
[  298.702485][ T8928] EXT4-fs (loop4): Total free blocks count 0
[  298.702498][ T8928] EXT4-fs (loop4): Free/Dirty block details
[  298.702512][ T8928] EXT4-fs (loop4): free_blocks=4096
[  298.702527][ T8928] EXT4-fs (loop4): dirty_blocks=16
[  298.702540][ T8928] EXT4-fs (loop4): Block reservation details
[  298.702551][ T8928] EXT4-fs (loop4): i_reserved_data_blocks=1
[  298.709182][ T8928] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  298.709211][ T8928] EXT4-fs (loop4): This should not happen!! Data will be lost
[  298.709211][ T8928] 
[  298.736321][ T8921] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  298.737406][ T8925] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  298.737431][ T8925] EXT4-fs (loop1): This should not happen!! Data will be lost
[  298.737431][ T8925] 
[  298.737444][ T8925] EXT4-fs (loop1): Total free blocks count 0
[  298.737456][ T8925] EXT4-fs (loop1): Free/Dirty block details
[  298.737468][ T8925] EXT4-fs (loop1): free_blocks=4096
[  298.737480][ T8925] EXT4-fs (loop1): dirty_blocks=16
[  298.737492][ T8925] EXT4-fs (loop1): Block reservation details
[  298.737502][ T8925] EXT4-fs (loop1): i_reserved_data_blocks=1
[  298.788822][ T8941] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  298.788854][ T8941] EXT4-fs (loop1): This should not happen!! Data will be lost
[  298.788854][ T8941] 
[  298.808409][ T8927] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  298.809499][ T8930] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  298.809533][ T8930] EXT4-fs (loop0): This should not happen!! Data will be lost
[  298.809533][ T8930] 
[  298.809546][ T8930] EXT4-fs (loop0): Total free blocks count 0
[  298.809559][ T8930] EXT4-fs (loop0): Free/Dirty block details
[  298.809571][ T8930] EXT4-fs (loop0): free_blocks=4096
[  298.809584][ T8930] EXT4-fs (loop0): dirty_blocks=16
[  298.809595][ T8930] EXT4-fs (loop0): Block reservation details
[  298.809606][ T8930] EXT4-fs (loop0): i_reserved_data_blocks=1
[  298.822546][ T8930] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  298.822577][ T8930] EXT4-fs (loop0): This should not happen!! Data will be lost
[  298.822577][ T8930] 
[  298.962782][ T8942] loop3: detected capacity change from 0 to 2048
[  298.975463][ T8933] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  298.976485][ T8934] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  298.976510][ T8934] EXT4-fs (loop2): This should not happen!! Data will be lost
[  298.976510][ T8934] 
[  298.976523][ T8934] EXT4-fs (loop2): Total free blocks count 0
[  298.976535][ T8934] EXT4-fs (loop2): Free/Dirty block details
[  298.976547][ T8934] EXT4-fs (loop2): free_blocks=4096
[  298.976560][ T8934] EXT4-fs (loop2): dirty_blocks=16
[  298.976571][ T8934] EXT4-fs (loop2): Block reservation details
[  298.976582][ T8934] EXT4-fs (loop2): i_reserved_data_blocks=1
[  298.994012][ T8934] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  298.994043][ T8934] EXT4-fs (loop2): This should not happen!! Data will be lost
[  298.994043][ T8934] 
[  299.142856][ T8940] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  299.182472][ T8942] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  299.182507][ T8942] EXT4-fs (loop3): This should not happen!! Data will be lost
[  299.182507][ T8942] 
[  299.182522][ T8942] EXT4-fs (loop3): Total free blocks count 0
[  299.182535][ T8942] EXT4-fs (loop3): Free/Dirty block details
[  299.182564][ T8942] EXT4-fs (loop3): free_blocks=4096
[  299.182586][ T8942] EXT4-fs (loop3): dirty_blocks=16
[  299.182600][ T8942] EXT4-fs (loop3): Block reservation details
[  299.182612][ T8942] EXT4-fs (loop3): i_reserved_data_blocks=1
[  299.209638][ T8946] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  299.209669][ T8946] EXT4-fs (loop3): This should not happen!! Data will be lost
[  299.209669][ T8946] 
2025/11/27 07:00:43 executed programs: 569
[  299.589136][ T8950] loop4: detected capacity change from 0 to 2048
[  299.748141][ T8952] loop1: detected capacity change from 0 to 2048
[  299.748571][ T8951] loop2: detected capacity change from 0 to 2048
[  299.769803][   T37] kauditd_printk_skb: 41 callbacks suppressed
[  299.769820][   T37] audit: type=1800 audit(1764226843.920:959): pid=8954 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.573" name="file1" dev="tmpfs" ino=708 res=0 errno=0
[  299.804251][ T8956] loop3: detected capacity change from 0 to 2048
[  299.867770][   T37] audit: type=1800 audit(1764226844.020:960): pid=8950 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.572" name="file1" dev="loop4" ino=15 res=0 errno=0
[  299.869452][   T37] audit: type=1800 audit(1764226844.020:961): pid=8950 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.572" name="file1" dev="loop4" ino=15 res=0 errno=0
[  299.907549][ T8949] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  299.960663][ T8950] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  299.960699][ T8950] EXT4-fs (loop4): This should not happen!! Data will be lost
[  299.960699][ T8950] 
[  299.960714][ T8950] EXT4-fs (loop4): Total free blocks count 0
[  299.960728][ T8950] EXT4-fs (loop4): Free/Dirty block details
[  299.960741][ T8950] EXT4-fs (loop4): free_blocks=4096
[  299.960756][ T8950] EXT4-fs (loop4): dirty_blocks=16
[  299.960769][ T8950] EXT4-fs (loop4): Block reservation details
[  299.960781][ T8950] EXT4-fs (loop4): i_reserved_data_blocks=1
[  300.016064][ T8966] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  300.016094][ T8966] EXT4-fs (loop4): This should not happen!! Data will be lost
[  300.016094][ T8966] 
[  300.044002][   T37] audit: type=1800 audit(1764226844.200:962): pid=8952 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.574" name="file1" dev="loop1" ino=15 res=0 errno=0
[  300.046796][   T37] audit: type=1800 audit(1764226844.200:963): pid=8952 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.574" name="file1" dev="loop1" ino=15 res=0 errno=0
[  300.049679][   T37] audit: type=1800 audit(1764226844.200:964): pid=8956 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.576" name="file1" dev="loop3" ino=15 res=0 errno=0
[  300.055929][   T37] audit: type=1800 audit(1764226844.210:965): pid=8956 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.576" name="file1" dev="loop3" ino=15 res=0 errno=0
[  300.056003][   T37] audit: type=1800 audit(1764226844.210:966): pid=8951 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.575" name="file1" dev="loop2" ino=15 res=0 errno=0
[  300.057489][ T8947] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  300.064831][   T37] audit: type=1800 audit(1764226844.220:967): pid=8951 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.575" name="file1" dev="loop2" ino=15 res=0 errno=0
[  300.073661][ T8948] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  300.074885][ T8955] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  300.075975][ T8956] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  300.075999][ T8956] EXT4-fs (loop3): This should not happen!! Data will be lost
[  300.075999][ T8956] 
[  300.076012][ T8956] EXT4-fs (loop3): Total free blocks count 0
[  300.076023][ T8956] EXT4-fs (loop3): Free/Dirty block details
[  300.076036][ T8956] EXT4-fs (loop3): free_blocks=4096
[  300.076049][ T8956] EXT4-fs (loop3): dirty_blocks=16
[  300.076059][ T8956] EXT4-fs (loop3): Block reservation details
[  300.076070][ T8956] EXT4-fs (loop3): i_reserved_data_blocks=1
[  300.089838][ T8952] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  300.089868][ T8952] EXT4-fs (loop1): This should not happen!! Data will be lost
[  300.089868][ T8952] 
[  300.089881][ T8952] EXT4-fs (loop1): Total free blocks count 0
[  300.089893][ T8952] EXT4-fs (loop1): Free/Dirty block details
[  300.089905][ T8952] EXT4-fs (loop1): free_blocks=4096
[  300.089918][ T8952] EXT4-fs (loop1): dirty_blocks=16
[  300.089928][ T8952] EXT4-fs (loop1): Block reservation details
[  300.089938][ T8952] EXT4-fs (loop1): i_reserved_data_blocks=1
[  300.099013][ T8951] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  300.099043][ T8951] EXT4-fs (loop2): This should not happen!! Data will be lost
[  300.099043][ T8951] 
[  300.099055][ T8951] EXT4-fs (loop2): Total free blocks count 0
[  300.099068][ T8951] EXT4-fs (loop2): Free/Dirty block details
[  300.099080][ T8951] EXT4-fs (loop2): free_blocks=4096
[  300.099092][ T8951] EXT4-fs (loop2): dirty_blocks=16
[  300.099103][ T8951] EXT4-fs (loop2): Block reservation details
[  300.099113][ T8951] EXT4-fs (loop2): i_reserved_data_blocks=1
[  300.100921][ T8956] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  300.100946][ T8956] EXT4-fs (loop3): This should not happen!! Data will be lost
[  300.100946][ T8956] 
[  300.106067][ T8952] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  300.106099][ T8952] EXT4-fs (loop1): This should not happen!! Data will be lost
[  300.106099][ T8952] 
[  300.120145][ T8951] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  300.120179][ T8951] EXT4-fs (loop2): This should not happen!! Data will be lost
[  300.120179][ T8951] 
[  300.182513][ T8967] loop0: detected capacity change from 0 to 2048
[  300.317372][   T37] audit: type=1800 audit(1764226844.470:968): pid=8967 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.577" name="file1" dev="loop0" ino=15 res=0 errno=0
[  300.322291][ T8963] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  300.323693][ T8967] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  300.323720][ T8967] EXT4-fs (loop0): This should not happen!! Data will be lost
[  300.323720][ T8967] 
[  300.323733][ T8967] EXT4-fs (loop0): Total free blocks count 0
[  300.323745][ T8967] EXT4-fs (loop0): Free/Dirty block details
[  300.323757][ T8967] EXT4-fs (loop0): free_blocks=4096
[  300.323770][ T8967] EXT4-fs (loop0): dirty_blocks=16
[  300.323781][ T8967] EXT4-fs (loop0): Block reservation details
[  300.323791][ T8967] EXT4-fs (loop0): i_reserved_data_blocks=1
[  300.331610][ T8967] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  300.331639][ T8967] EXT4-fs (loop0): This should not happen!! Data will be lost
[  300.331639][ T8967] 
[  301.225137][ T8974] loop0: detected capacity change from 0 to 2048
[  301.336558][ T8977] loop4: detected capacity change from 0 to 2048
[  301.400216][ T8979] loop1: detected capacity change from 0 to 2048
[  301.411473][ T8973] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  301.412620][ T8974] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  301.412649][ T8974] EXT4-fs (loop0): This should not happen!! Data will be lost
[  301.412649][ T8974] 
[  301.412664][ T8974] EXT4-fs (loop0): Total free blocks count 0
[  301.412678][ T8974] EXT4-fs (loop0): Free/Dirty block details
[  301.412692][ T8974] EXT4-fs (loop0): free_blocks=4096
[  301.412706][ T8974] EXT4-fs (loop0): dirty_blocks=16
[  301.412719][ T8974] EXT4-fs (loop0): Block reservation details
[  301.412732][ T8974] EXT4-fs (loop0): i_reserved_data_blocks=1
[  301.481191][ T8981] loop3: detected capacity change from 0 to 2048
[  301.503585][ T8987] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  301.503619][ T8987] EXT4-fs (loop0): This should not happen!! Data will be lost
[  301.503619][ T8987] 
[  301.504518][ T8976] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  301.505911][ T8977] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  301.505939][ T8977] EXT4-fs (loop4): This should not happen!! Data will be lost
[  301.505939][ T8977] 
[  301.505953][ T8977] EXT4-fs (loop4): Total free blocks count 0
[  301.505965][ T8977] EXT4-fs (loop4): Free/Dirty block details
[  301.505979][ T8977] EXT4-fs (loop4): free_blocks=4096
[  301.505993][ T8977] EXT4-fs (loop4): dirty_blocks=16
[  301.506007][ T8977] EXT4-fs (loop4): Block reservation details
[  301.506019][ T8977] EXT4-fs (loop4): i_reserved_data_blocks=1
[  301.510744][ T8977] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  301.510775][ T8977] EXT4-fs (loop4): This should not happen!! Data will be lost
[  301.510775][ T8977] 
[  301.614651][ T8978] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  301.615747][ T8979] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  301.615772][ T8979] EXT4-fs (loop1): This should not happen!! Data will be lost
[  301.615772][ T8979] 
[  301.615785][ T8979] EXT4-fs (loop1): Total free blocks count 0
[  301.615797][ T8979] EXT4-fs (loop1): Free/Dirty block details
[  301.615809][ T8979] EXT4-fs (loop1): free_blocks=4096
[  301.615822][ T8979] EXT4-fs (loop1): dirty_blocks=16
[  301.615833][ T8979] EXT4-fs (loop1): Block reservation details
[  301.615843][ T8979] EXT4-fs (loop1): i_reserved_data_blocks=1
[  301.626071][ T8979] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  301.626101][ T8979] EXT4-fs (loop1): This should not happen!! Data will be lost
[  301.626101][ T8979] 
[  301.627387][ T8980] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  301.628345][ T8981] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  301.628368][ T8981] EXT4-fs (loop3): This should not happen!! Data will be lost
[  301.628368][ T8981] 
[  301.628381][ T8981] EXT4-fs (loop3): Total free blocks count 0
[  301.628392][ T8981] EXT4-fs (loop3): Free/Dirty block details
[  301.628404][ T8981] EXT4-fs (loop3): free_blocks=4096
[  301.628417][ T8981] EXT4-fs (loop3): dirty_blocks=16
[  301.628428][ T8981] EXT4-fs (loop3): Block reservation details
[  301.628438][ T8981] EXT4-fs (loop3): i_reserved_data_blocks=1
[  301.643959][ T8981] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  301.643992][ T8981] EXT4-fs (loop3): This should not happen!! Data will be lost
[  301.643992][ T8981] 
[  301.808703][ T8993] loop2: detected capacity change from 0 to 2048
[  302.133777][ T8990] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  302.134912][ T8993] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  302.134941][ T8993] EXT4-fs (loop2): This should not happen!! Data will be lost
[  302.134941][ T8993] 
[  302.134967][ T8993] EXT4-fs (loop2): Total free blocks count 0
[  302.134980][ T8993] EXT4-fs (loop2): Free/Dirty block details
[  302.134994][ T8993] EXT4-fs (loop2): free_blocks=4096
[  302.135009][ T8993] EXT4-fs (loop2): dirty_blocks=16
[  302.135023][ T8993] EXT4-fs (loop2): Block reservation details
[  302.135034][ T8993] EXT4-fs (loop2): i_reserved_data_blocks=1
[  302.233353][ T8993] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  302.233387][ T8993] EXT4-fs (loop2): This should not happen!! Data will be lost
[  302.233387][ T8993] 
[  302.329679][ T8997] loop4: detected capacity change from 0 to 2048
[  302.356531][ T9000] loop3: detected capacity change from 0 to 2048
[  302.423655][ T9003] loop1: detected capacity change from 0 to 2048
[  302.569163][ T9001] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  302.570666][ T9003] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  302.570692][ T9003] EXT4-fs (loop1): This should not happen!! Data will be lost
[  302.570692][ T9003] 
[  302.570705][ T9003] EXT4-fs (loop1): Total free blocks count 0
[  302.570716][ T9003] EXT4-fs (loop1): Free/Dirty block details
[  302.570727][ T9003] EXT4-fs (loop1): free_blocks=4096
[  302.570739][ T9003] EXT4-fs (loop1): dirty_blocks=16
[  302.570750][ T9003] EXT4-fs (loop1): Block reservation details
[  302.570760][ T9003] EXT4-fs (loop1): i_reserved_data_blocks=1
[  302.615094][ T8996] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  302.616069][ T8997] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  302.616094][ T8997] EXT4-fs (loop4): This should not happen!! Data will be lost
[  302.616094][ T8997] 
[  302.616107][ T8997] EXT4-fs (loop4): Total free blocks count 0
[  302.616119][ T8997] EXT4-fs (loop4): Free/Dirty block details
[  302.616131][ T8997] EXT4-fs (loop4): free_blocks=4096
[  302.616143][ T8997] EXT4-fs (loop4): dirty_blocks=16
[  302.616155][ T8997] EXT4-fs (loop4): Block reservation details
[  302.616165][ T8997] EXT4-fs (loop4): i_reserved_data_blocks=1
[  302.617337][ T9003] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  302.617362][ T9003] EXT4-fs (loop1): This should not happen!! Data will be lost
[  302.617362][ T9003] 
[  302.622541][ T8999] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  302.706224][ T8997] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  302.706256][ T8997] EXT4-fs (loop4): This should not happen!! Data will be lost
[  302.706256][ T8997] 
[  302.707937][ T9000] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  302.707963][ T9000] EXT4-fs (loop3): This should not happen!! Data will be lost
[  302.707963][ T9000] 
[  302.707976][ T9000] EXT4-fs (loop3): Total free blocks count 0
[  302.707987][ T9000] EXT4-fs (loop3): Free/Dirty block details
[  302.707999][ T9000] EXT4-fs (loop3): free_blocks=4096
[  302.708012][ T9000] EXT4-fs (loop3): dirty_blocks=16
[  302.708023][ T9000] EXT4-fs (loop3): Block reservation details
[  302.708033][ T9000] EXT4-fs (loop3): i_reserved_data_blocks=1
[  302.711907][ T9015] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  302.711938][ T9015] EXT4-fs (loop3): This should not happen!! Data will be lost
[  302.711938][ T9015] 
[  302.877173][ T9013] loop0: detected capacity change from 0 to 2048
[  302.946709][ T9016] loop2: detected capacity change from 0 to 2048
[  303.045599][ T8986] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  303.120287][ T9012] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  303.137864][ T9013] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  303.137896][ T9013] EXT4-fs (loop0): This should not happen!! Data will be lost
[  303.137896][ T9013] 
[  303.137911][ T9013] EXT4-fs (loop0): Total free blocks count 0
[  303.137924][ T9013] EXT4-fs (loop0): Free/Dirty block details
[  303.137938][ T9013] EXT4-fs (loop0): free_blocks=4096
[  303.137954][ T9013] EXT4-fs (loop0): dirty_blocks=16
[  303.137966][ T9013] EXT4-fs (loop0): Block reservation details
[  303.137977][ T9013] EXT4-fs (loop0): i_reserved_data_blocks=1
[  303.204718][ T9013] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  303.204750][ T9013] EXT4-fs (loop0): This should not happen!! Data will be lost
[  303.204750][ T9013] 
[  303.527264][ T9028] loop3: detected capacity change from 0 to 2048
[  303.552069][ T9027] loop4: detected capacity change from 0 to 2048
[  303.670617][ T9026] loop1: detected capacity change from 0 to 2048
[  303.716773][ T9032] loop2: detected capacity change from 0 to 2048
[  303.719695][ T9025] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  303.720810][ T9028] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  303.720839][ T9028] EXT4-fs (loop3): This should not happen!! Data will be lost
[  303.720839][ T9028] 
[  303.720855][ T9028] EXT4-fs (loop3): Total free blocks count 0
[  303.720869][ T9028] EXT4-fs (loop3): Free/Dirty block details
[  303.720883][ T9028] EXT4-fs (loop3): free_blocks=4096
[  303.720898][ T9028] EXT4-fs (loop3): dirty_blocks=16
[  303.720910][ T9028] EXT4-fs (loop3): Block reservation details
[  303.720922][ T9028] EXT4-fs (loop3): i_reserved_data_blocks=1
[  303.820899][ T9024] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  303.845777][ T9041] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  303.845812][ T9041] EXT4-fs (loop3): This should not happen!! Data will be lost
[  303.845812][ T9041] 
[  303.854575][ T9027] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  303.854605][ T9027] EXT4-fs (loop4): This should not happen!! Data will be lost
[  303.854605][ T9027] 
[  303.854618][ T9027] EXT4-fs (loop4): Total free blocks count 0
[  303.854629][ T9027] EXT4-fs (loop4): Free/Dirty block details
[  303.854641][ T9027] EXT4-fs (loop4): free_blocks=4096
[  303.854654][ T9027] EXT4-fs (loop4): dirty_blocks=16
[  303.854664][ T9027] EXT4-fs (loop4): Block reservation details
[  303.854674][ T9027] EXT4-fs (loop4): i_reserved_data_blocks=1
[  303.871979][ T9023] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  303.873494][ T9026] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  303.873521][ T9026] EXT4-fs (loop1): This should not happen!! Data will be lost
[  303.873521][ T9026] 
[  303.873535][ T9026] EXT4-fs (loop1): Total free blocks count 0
[  303.873546][ T9026] EXT4-fs (loop1): Free/Dirty block details
[  303.873558][ T9026] EXT4-fs (loop1): free_blocks=4096
[  303.873570][ T9026] EXT4-fs (loop1): dirty_blocks=16
[  303.873582][ T9026] EXT4-fs (loop1): Block reservation details
[  303.873592][ T9026] EXT4-fs (loop1): i_reserved_data_blocks=1
[  303.911220][ T9026] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  303.911253][ T9026] EXT4-fs (loop1): This should not happen!! Data will be lost
[  303.911253][ T9026] 
[  303.934830][ T9044] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  303.934863][ T9044] EXT4-fs (loop4): This should not happen!! Data will be lost
[  303.934863][ T9044] 
[  303.985324][ T9030] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  303.986427][ T9032] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  303.986452][ T9032] EXT4-fs (loop2): This should not happen!! Data will be lost
[  303.986452][ T9032] 
[  303.986466][ T9032] EXT4-fs (loop2): Total free blocks count 0
[  303.986478][ T9032] EXT4-fs (loop2): Free/Dirty block details
[  303.986490][ T9032] EXT4-fs (loop2): free_blocks=4096
[  303.986503][ T9032] EXT4-fs (loop2): dirty_blocks=16
[  303.986514][ T9032] EXT4-fs (loop2): Block reservation details
[  303.986524][ T9032] EXT4-fs (loop2): i_reserved_data_blocks=1
[  304.025337][ T9032] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  304.025367][ T9032] EXT4-fs (loop2): This should not happen!! Data will be lost
[  304.025367][ T9032] 
[  304.353888][ T9046] loop0: detected capacity change from 0 to 2048
[  304.497671][ T9045] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  304.505989][ T9046] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  304.506019][ T9046] EXT4-fs (loop0): This should not happen!! Data will be lost
[  304.506019][ T9046] 
[  304.506033][ T9046] EXT4-fs (loop0): Total free blocks count 0
[  304.506045][ T9046] EXT4-fs (loop0): Free/Dirty block details
[  304.506056][ T9046] EXT4-fs (loop0): free_blocks=4096
[  304.506069][ T9046] EXT4-fs (loop0): dirty_blocks=16
[  304.506080][ T9046] EXT4-fs (loop0): Block reservation details
[  304.506091][ T9046] EXT4-fs (loop0): i_reserved_data_blocks=1
[  304.535054][ T9046] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  304.535085][ T9046] EXT4-fs (loop0): This should not happen!! Data will be lost
[  304.535085][ T9046] 
[  304.626454][ T9053] loop2: detected capacity change from 0 to 2048
2025/11/27 07:00:48 executed programs: 596
[  304.722503][ T9055] loop4: detected capacity change from 0 to 2048
[  304.778807][   T37] kauditd_printk_skb: 37 callbacks suppressed
[  304.778826][   T37] audit: type=1800 audit(1764226848.930:1006): pid=9053 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.602" name="file1" dev="loop2" ino=15 res=0 errno=0
[  304.797659][ T9051] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  304.798935][ T9053] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  304.798962][ T9053] EXT4-fs (loop2): This should not happen!! Data will be lost
[  304.798962][ T9053] 
[  304.798975][ T9053] EXT4-fs (loop2): Total free blocks count 0
[  304.798987][ T9053] EXT4-fs (loop2): Free/Dirty block details
[  304.798998][ T9053] EXT4-fs (loop2): free_blocks=4096
[  304.799011][ T9053] EXT4-fs (loop2): dirty_blocks=16
[  304.799022][ T9053] EXT4-fs (loop2): Block reservation details
[  304.799032][ T9053] EXT4-fs (loop2): i_reserved_data_blocks=1
[  304.800581][ T9053] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  304.800604][ T9053] EXT4-fs (loop2): This should not happen!! Data will be lost
[  304.800604][ T9053] 
[  304.905679][ T9054] loop3: detected capacity change from 0 to 2048
[  304.906031][ T9056] loop1: detected capacity change from 0 to 2048
[  304.984513][   T37] audit: type=1800 audit(1764226849.140:1007): pid=9055 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.601" name="file1" dev="loop4" ino=15 res=0 errno=0
[  304.984892][   T37] audit: type=1800 audit(1764226849.140:1008): pid=9055 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.601" name="file1" dev="loop4" ino=15 res=0 errno=0
[  304.986541][ T9052] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  304.987845][ T9055] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  304.987873][ T9055] EXT4-fs (loop4): This should not happen!! Data will be lost
[  304.987873][ T9055] 
[  304.987889][ T9055] EXT4-fs (loop4): Total free blocks count 0
[  304.987902][ T9055] EXT4-fs (loop4): Free/Dirty block details
[  304.987916][ T9055] EXT4-fs (loop4): free_blocks=4096
[  304.987930][ T9055] EXT4-fs (loop4): dirty_blocks=16
[  304.987942][ T9055] EXT4-fs (loop4): Block reservation details
[  304.987954][ T9055] EXT4-fs (loop4): i_reserved_data_blocks=1
[  305.015179][ T9055] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  305.015210][ T9055] EXT4-fs (loop4): This should not happen!! Data will be lost
[  305.015210][ T9055] 
[  305.222601][   T37] audit: type=1800 audit(1764226849.370:1009): pid=9056 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.600" name="file1" dev="loop1" ino=15 res=0 errno=0
[  305.222658][   T37] audit: type=1800 audit(1764226849.370:1010): pid=9054 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.599" name="file1" dev="loop3" ino=15 res=0 errno=0
[  305.231912][   T37] audit: type=1800 audit(1764226849.380:1011): pid=9054 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.599" name="file1" dev="loop3" ino=15 res=0 errno=0
[  305.241646][ T9049] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  305.242626][ T9054] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  305.242651][ T9054] EXT4-fs (loop3): This should not happen!! Data will be lost
[  305.242651][ T9054] 
[  305.242664][ T9054] EXT4-fs (loop3): Total free blocks count 0
[  305.242677][ T9054] EXT4-fs (loop3): Free/Dirty block details
[  305.242690][ T9054] EXT4-fs (loop3): free_blocks=4096
[  305.242704][ T9054] EXT4-fs (loop3): dirty_blocks=16
[  305.242716][ T9054] EXT4-fs (loop3): Block reservation details
[  305.242727][ T9054] EXT4-fs (loop3): i_reserved_data_blocks=1
[  305.254353][ T9054] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  305.254387][ T9054] EXT4-fs (loop3): This should not happen!! Data will be lost
[  305.254387][ T9054] 
[  305.403158][ T9066] loop0: detected capacity change from 0 to 2048
[  305.459779][ T9069] loop2: detected capacity change from 0 to 2048
[  305.512154][ T9056] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  305.530877][ T9056] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 356 with error 28
[  305.530906][ T9056] EXT4-fs (loop1): This should not happen!! Data will be lost
[  305.530906][ T9056] 
[  305.530921][ T9056] EXT4-fs (loop1): Total free blocks count 0
[  305.530933][ T9056] EXT4-fs (loop1): Free/Dirty block details
[  305.530945][ T9056] EXT4-fs (loop1): free_blocks=4096
[  305.530958][ T9056] EXT4-fs (loop1): dirty_blocks=368
[  305.530970][ T9056] EXT4-fs (loop1): Block reservation details
[  305.530980][ T9056] EXT4-fs (loop1): i_reserved_data_blocks=23
[  305.551752][ T9071] loop4: detected capacity change from 0 to 2048
[  305.565808][   T37] audit: type=1800 audit(1764226849.720:1012): pid=9066 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.603" name="file1" dev="loop0" ino=15 res=0 errno=0
[  305.571762][   T37] audit: type=1800 audit(1764226849.720:1013): pid=9066 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.603" name="file1" dev="loop0" ino=15 res=0 errno=0
[  305.576134][   T37] audit: type=1800 audit(1764226849.730:1014): pid=9069 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.604" name="file1" dev="loop2" ino=15 res=0 errno=0
[  305.576464][   T37] audit: type=1800 audit(1764226849.730:1015): pid=9069 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.604" name="file1" dev="loop2" ino=15 res=0 errno=0
[  305.590051][ T9065] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  305.591171][ T9066] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  305.591197][ T9066] EXT4-fs (loop0): This should not happen!! Data will be lost
[  305.591197][ T9066] 
[  305.591212][ T9066] EXT4-fs (loop0): Total free blocks count 0
[  305.591224][ T9066] EXT4-fs (loop0): Free/Dirty block details
[  305.591236][ T9066] EXT4-fs (loop0): free_blocks=4096
[  305.591258][ T9066] EXT4-fs (loop0): dirty_blocks=16
[  305.591270][ T9066] EXT4-fs (loop0): Block reservation details
[  305.591280][ T9066] EXT4-fs (loop0): i_reserved_data_blocks=1
[  305.598568][ T9066] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  305.598598][ T9066] EXT4-fs (loop0): This should not happen!! Data will be lost
[  305.598598][ T9066] 
[  305.599969][ T9068] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  305.600936][ T9069] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  305.600960][ T9069] EXT4-fs (loop2): This should not happen!! Data will be lost
[  305.600960][ T9069] 
[  305.600974][ T9069] EXT4-fs (loop2): Total free blocks count 0
[  305.600986][ T9069] EXT4-fs (loop2): Free/Dirty block details
[  305.600999][ T9069] EXT4-fs (loop2): free_blocks=4096
[  305.601013][ T9069] EXT4-fs (loop2): dirty_blocks=16
[  305.601024][ T9069] EXT4-fs (loop2): Block reservation details
[  305.601035][ T9069] EXT4-fs (loop2): i_reserved_data_blocks=1
[  305.630029][ T9069] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  305.630062][ T9069] EXT4-fs (loop2): This should not happen!! Data will be lost
[  305.630062][ T9069] 
[  305.945739][ T9077] loop3: detected capacity change from 0 to 2048
[  305.963721][ T9070] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  305.995028][ T9071] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  305.995064][ T9071] EXT4-fs (loop4): This should not happen!! Data will be lost
[  305.995064][ T9071] 
[  305.995081][ T9071] EXT4-fs (loop4): Total free blocks count 0
[  305.995096][ T9071] EXT4-fs (loop4): Free/Dirty block details
[  305.995110][ T9071] EXT4-fs (loop4): free_blocks=4096
[  305.995126][ T9071] EXT4-fs (loop4): dirty_blocks=16
[  305.995140][ T9071] EXT4-fs (loop4): Block reservation details
[  305.995152][ T9071] EXT4-fs (loop4): i_reserved_data_blocks=1
[  306.016087][ T9071] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  306.016122][ T9071] EXT4-fs (loop4): This should not happen!! Data will be lost
[  306.016122][ T9071] 
[  306.159129][ T9083] loop0: detected capacity change from 0 to 2048
[  306.196569][ T9076] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  306.198681][ T9077] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  306.198711][ T9077] EXT4-fs (loop3): This should not happen!! Data will be lost
[  306.198711][ T9077] 
[  306.198726][ T9077] EXT4-fs (loop3): Total free blocks count 0
[  306.198738][ T9077] EXT4-fs (loop3): Free/Dirty block details
[  306.198751][ T9077] EXT4-fs (loop3): free_blocks=4096
[  306.198764][ T9077] EXT4-fs (loop3): dirty_blocks=16
[  306.198776][ T9077] EXT4-fs (loop3): Block reservation details
[  306.198788][ T9077] EXT4-fs (loop3): i_reserved_data_blocks=1
[  306.228134][ T9077] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  306.228165][ T9077] EXT4-fs (loop3): This should not happen!! Data will be lost
[  306.228165][ T9077] 
[  306.353474][ T9081] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  306.354666][ T9083] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  306.354695][ T9083] EXT4-fs (loop0): This should not happen!! Data will be lost
[  306.354695][ T9083] 
[  306.354711][ T9083] EXT4-fs (loop0): Total free blocks count 0
[  306.354726][ T9083] EXT4-fs (loop0): Free/Dirty block details
[  306.354741][ T9083] EXT4-fs (loop0): free_blocks=4096
[  306.354757][ T9083] EXT4-fs (loop0): dirty_blocks=16
[  306.354771][ T9083] EXT4-fs (loop0): Block reservation details
[  306.354784][ T9083] EXT4-fs (loop0): i_reserved_data_blocks=1
[  306.360908][ T9085] loop1: detected capacity change from 0 to 2048
[  306.367744][ T9083] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  306.367776][ T9083] EXT4-fs (loop0): This should not happen!! Data will be lost
[  306.367776][ T9083] 
[  306.483696][ T9089] loop2: detected capacity change from 0 to 2048
[  306.616572][ T9084] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  306.618243][ T9085] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  306.618295][ T9085] EXT4-fs (loop1): This should not happen!! Data will be lost
[  306.618295][ T9085] 
[  306.618311][ T9085] EXT4-fs (loop1): Total free blocks count 0
[  306.618326][ T9085] EXT4-fs (loop1): Free/Dirty block details
[  306.618341][ T9085] EXT4-fs (loop1): free_blocks=4096
[  306.618357][ T9085] EXT4-fs (loop1): dirty_blocks=16
[  306.618370][ T9085] EXT4-fs (loop1): Block reservation details
[  306.618383][ T9085] EXT4-fs (loop1): i_reserved_data_blocks=1
[  306.661204][ T9085] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  306.661240][ T9085] EXT4-fs (loop1): This should not happen!! Data will be lost
[  306.661240][ T9085] 
[  306.673167][ T9086] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  306.674397][ T9089] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  306.674423][ T9089] EXT4-fs (loop2): This should not happen!! Data will be lost
[  306.674423][ T9089] 
[  306.674437][ T9089] EXT4-fs (loop2): Total free blocks count 0
[  306.674450][ T9089] EXT4-fs (loop2): Free/Dirty block details
[  306.674462][ T9089] EXT4-fs (loop2): free_blocks=4096
[  306.674475][ T9089] EXT4-fs (loop2): dirty_blocks=16
[  306.674487][ T9089] EXT4-fs (loop2): Block reservation details
[  306.674498][ T9089] EXT4-fs (loop2): i_reserved_data_blocks=1
[  306.676567][ T9089] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  306.676593][ T9089] EXT4-fs (loop2): This should not happen!! Data will be lost
[  306.676593][ T9089] 
[  306.698088][ T9097] loop3: detected capacity change from 0 to 2048
[  306.856191][ T9093] loop4: detected capacity change from 0 to 2048
[  306.885398][ T9096] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  306.886656][ T9097] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  306.886685][ T9097] EXT4-fs (loop3): This should not happen!! Data will be lost
[  306.886685][ T9097] 
[  306.886701][ T9097] EXT4-fs (loop3): Total free blocks count 0
[  306.886715][ T9097] EXT4-fs (loop3): Free/Dirty block details
[  306.886729][ T9097] EXT4-fs (loop3): free_blocks=4096
[  306.886744][ T9097] EXT4-fs (loop3): dirty_blocks=16
[  306.886756][ T9097] EXT4-fs (loop3): Block reservation details
[  306.886769][ T9097] EXT4-fs (loop3): i_reserved_data_blocks=1
[  306.910088][ T9097] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  306.910126][ T9097] EXT4-fs (loop3): This should not happen!! Data will be lost
[  306.910126][ T9097] 
[  307.136515][ T9103] loop0: detected capacity change from 0 to 2048
[  307.216140][ T9090] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  307.216743][ T9105] loop2: detected capacity change from 0 to 2048
[  307.217411][ T9093] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  307.217439][ T9093] EXT4-fs (loop4): This should not happen!! Data will be lost
[  307.217439][ T9093] 
[  307.217455][ T9093] EXT4-fs (loop4): Total free blocks count 0
[  307.217468][ T9093] EXT4-fs (loop4): Free/Dirty block details
[  307.217482][ T9093] EXT4-fs (loop4): free_blocks=4096
[  307.217498][ T9093] EXT4-fs (loop4): dirty_blocks=16
[  307.217509][ T9093] EXT4-fs (loop4): Block reservation details
[  307.217522][ T9093] EXT4-fs (loop4): i_reserved_data_blocks=1
[  307.219558][ T9093] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  307.219588][ T9093] EXT4-fs (loop4): This should not happen!! Data will be lost
[  307.219588][ T9093] 
[  307.378051][ T9100] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  307.381834][ T9103] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  307.381868][ T9103] EXT4-fs (loop0): This should not happen!! Data will be lost
[  307.381868][ T9103] 
[  307.381884][ T9103] EXT4-fs (loop0): Total free blocks count 0
[  307.381898][ T9103] EXT4-fs (loop0): Free/Dirty block details
[  307.381913][ T9103] EXT4-fs (loop0): free_blocks=4096
[  307.381928][ T9103] EXT4-fs (loop0): dirty_blocks=16
[  307.381942][ T9103] EXT4-fs (loop0): Block reservation details
[  307.381954][ T9103] EXT4-fs (loop0): i_reserved_data_blocks=1
[  307.413966][ T9103] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  307.413998][ T9103] EXT4-fs (loop0): This should not happen!! Data will be lost
[  307.413998][ T9103] 
[  307.422131][ T9111] loop1: detected capacity change from 0 to 2048
[  307.498861][ T9104] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  307.500043][ T9105] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  307.500072][ T9105] EXT4-fs (loop2): This should not happen!! Data will be lost
[  307.500072][ T9105] 
[  307.500088][ T9105] EXT4-fs (loop2): Total free blocks count 0
[  307.500102][ T9105] EXT4-fs (loop2): Free/Dirty block details
[  307.500117][ T9105] EXT4-fs (loop2): free_blocks=4096
[  307.500132][ T9105] EXT4-fs (loop2): dirty_blocks=16
[  307.500146][ T9105] EXT4-fs (loop2): Block reservation details
[  307.500159][ T9105] EXT4-fs (loop2): i_reserved_data_blocks=1
[  307.509744][ T9105] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  307.509779][ T9105] EXT4-fs (loop2): This should not happen!! Data will be lost
[  307.509779][ T9105] 
[  307.666014][ T9107] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  307.667122][ T9111] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  307.667151][ T9111] EXT4-fs (loop1): This should not happen!! Data will be lost
[  307.667151][ T9111] 
[  307.667167][ T9111] EXT4-fs (loop1): Total free blocks count 0
[  307.667180][ T9111] EXT4-fs (loop1): Free/Dirty block details
[  307.667196][ T9111] EXT4-fs (loop1): free_blocks=4096
[  307.667221][ T9111] EXT4-fs (loop1): dirty_blocks=16
[  307.667235][ T9111] EXT4-fs (loop1): Block reservation details
[  307.667248][ T9111] EXT4-fs (loop1): i_reserved_data_blocks=1
[  307.671849][ T9111] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  307.671878][ T9111] EXT4-fs (loop1): This should not happen!! Data will be lost
[  307.671878][ T9111] 
[  307.748576][ T9113] loop3: detected capacity change from 0 to 2048
[  307.853961][ T9117] loop4: detected capacity change from 0 to 2048
[  307.965784][ T9121] loop0: detected capacity change from 0 to 2048
[  307.989295][ T9112] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  308.002372][ T9113] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  308.002404][ T9113] EXT4-fs (loop3): This should not happen!! Data will be lost
[  308.002404][ T9113] 
[  308.002419][ T9113] EXT4-fs (loop3): Total free blocks count 0
[  308.002431][ T9113] EXT4-fs (loop3): Free/Dirty block details
[  308.002444][ T9113] EXT4-fs (loop3): free_blocks=4096
[  308.002457][ T9113] EXT4-fs (loop3): dirty_blocks=16
[  308.002469][ T9113] EXT4-fs (loop3): Block reservation details
[  308.002479][ T9113] EXT4-fs (loop3): i_reserved_data_blocks=1
[  308.012460][ T9113] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  308.012491][ T9113] EXT4-fs (loop3): This should not happen!! Data will be lost
[  308.012491][ T9113] 
[  308.038065][ T9116] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  308.039204][ T9117] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  308.039231][ T9117] EXT4-fs (loop4): This should not happen!! Data will be lost
[  308.039231][ T9117] 
[  308.039245][ T9117] EXT4-fs (loop4): Total free blocks count 0
[  308.039258][ T9117] EXT4-fs (loop4): Free/Dirty block details
[  308.039270][ T9117] EXT4-fs (loop4): free_blocks=4096
[  308.039284][ T9117] EXT4-fs (loop4): dirty_blocks=16
[  308.039296][ T9117] EXT4-fs (loop4): Block reservation details
[  308.039307][ T9117] EXT4-fs (loop4): i_reserved_data_blocks=1
[  308.056973][ T9117] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  308.057072][ T9117] EXT4-fs (loop4): This should not happen!! Data will be lost
[  308.057072][ T9117] 
[  308.189966][ T9118] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  308.191176][ T9121] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  308.191207][ T9121] EXT4-fs (loop0): This should not happen!! Data will be lost
[  308.191207][ T9121] 
[  308.191223][ T9121] EXT4-fs (loop0): Total free blocks count 0
[  308.191238][ T9121] EXT4-fs (loop0): Free/Dirty block details
[  308.191252][ T9121] EXT4-fs (loop0): free_blocks=4096
[  308.191268][ T9121] EXT4-fs (loop0): dirty_blocks=16
[  308.191280][ T9121] EXT4-fs (loop0): Block reservation details
[  308.191293][ T9121] EXT4-fs (loop0): i_reserved_data_blocks=1
[  308.227383][ T9121] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  308.227417][ T9121] EXT4-fs (loop0): This should not happen!! Data will be lost
[  308.227417][ T9121] 
[  308.330147][ T9128] loop2: detected capacity change from 0 to 2048
[  308.600367][ T9125] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  308.601525][ T9128] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  308.601554][ T9128] EXT4-fs (loop2): This should not happen!! Data will be lost
[  308.601554][ T9128] 
[  308.601570][ T9128] EXT4-fs (loop2): Total free blocks count 0
[  308.601584][ T9128] EXT4-fs (loop2): Free/Dirty block details
[  308.601598][ T9128] EXT4-fs (loop2): free_blocks=4096
[  308.601613][ T9128] EXT4-fs (loop2): dirty_blocks=16
[  308.601626][ T9128] EXT4-fs (loop2): Block reservation details
[  308.601638][ T9128] EXT4-fs (loop2): i_reserved_data_blocks=1
[  308.665540][ T9139] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  308.665569][ T9139] EXT4-fs (loop2): This should not happen!! Data will be lost
[  308.665569][ T9139] 
[  308.745547][ T9135] loop3: detected capacity change from 0 to 2048
[  308.823778][ T9138] loop0: detected capacity change from 0 to 2048
[  308.844349][ T9140] loop1: detected capacity change from 0 to 2048
[  308.872262][ T9134] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  308.892113][ T9135] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  308.892159][ T9135] EXT4-fs (loop3): This should not happen!! Data will be lost
[  308.892159][ T9135] 
[  308.892175][ T9135] EXT4-fs (loop3): Total free blocks count 0
[  308.892189][ T9135] EXT4-fs (loop3): Free/Dirty block details
[  308.892202][ T9135] EXT4-fs (loop3): free_blocks=4096
[  308.892215][ T9135] EXT4-fs (loop3): dirty_blocks=16
[  308.892229][ T9135] EXT4-fs (loop3): Block reservation details
[  308.892240][ T9135] EXT4-fs (loop3): i_reserved_data_blocks=1
[  308.965928][ T9147] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  308.965964][ T9147] EXT4-fs (loop3): This should not happen!! Data will be lost
[  308.965964][ T9147] 
[  308.993604][ T9133] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  308.994611][ T9138] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  308.994637][ T9138] EXT4-fs (loop0): This should not happen!! Data will be lost
[  308.994637][ T9138] 
[  308.994651][ T9138] EXT4-fs (loop0): Total free blocks count 0
[  308.994663][ T9138] EXT4-fs (loop0): Free/Dirty block details
[  308.994675][ T9138] EXT4-fs (loop0): free_blocks=4096
[  308.994689][ T9138] EXT4-fs (loop0): dirty_blocks=16
[  308.994701][ T9138] EXT4-fs (loop0): Block reservation details
[  308.994711][ T9138] EXT4-fs (loop0): i_reserved_data_blocks=1
[  309.016114][ T9138] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  309.016145][ T9138] EXT4-fs (loop0): This should not happen!! Data will be lost
[  309.016145][ T9138] 
[  309.017931][ T9136] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  309.019083][ T9140] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  309.019107][ T9140] EXT4-fs (loop1): This should not happen!! Data will be lost
[  309.019107][ T9140] 
[  309.019121][ T9140] EXT4-fs (loop1): Total free blocks count 0
[  309.019133][ T9140] EXT4-fs (loop1): Free/Dirty block details
[  309.019145][ T9140] EXT4-fs (loop1): free_blocks=4096
[  309.019158][ T9140] EXT4-fs (loop1): dirty_blocks=16
[  309.019170][ T9140] EXT4-fs (loop1): Block reservation details
[  309.019181][ T9140] EXT4-fs (loop1): i_reserved_data_blocks=1
[  309.042289][ T9140] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  309.042323][ T9140] EXT4-fs (loop1): This should not happen!! Data will be lost
[  309.042323][ T9140] 
[  309.192293][ T9149] loop2: detected capacity change from 0 to 2048
[  309.311000][ T9151] loop4: detected capacity change from 0 to 2048
[  309.536003][ T9148] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  309.537239][ T9149] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  309.537269][ T9149] EXT4-fs (loop2): This should not happen!! Data will be lost
[  309.537269][ T9149] 
[  309.537283][ T9149] EXT4-fs (loop2): Total free blocks count 0
[  309.537297][ T9149] EXT4-fs (loop2): Free/Dirty block details
[  309.537310][ T9149] EXT4-fs (loop2): free_blocks=4096
[  309.537326][ T9149] EXT4-fs (loop2): dirty_blocks=16
[  309.537339][ T9149] EXT4-fs (loop2): Block reservation details
[  309.537351][ T9149] EXT4-fs (loop2): i_reserved_data_blocks=1
[  309.546676][ T9149] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  309.546708][ T9149] EXT4-fs (loop2): This should not happen!! Data will be lost
[  309.546708][ T9149] 
[  309.639126][ T9150] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  309.640164][ T9151] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  309.640190][ T9151] EXT4-fs (loop4): This should not happen!! Data will be lost
[  309.640190][ T9151] 
[  309.640203][ T9151] EXT4-fs (loop4): Total free blocks count 0
[  309.640216][ T9151] EXT4-fs (loop4): Free/Dirty block details
[  309.640229][ T9151] EXT4-fs (loop4): free_blocks=4096
[  309.640243][ T9151] EXT4-fs (loop4): dirty_blocks=16
[  309.640254][ T9151] EXT4-fs (loop4): Block reservation details
[  309.640265][ T9151] EXT4-fs (loop4): i_reserved_data_blocks=1
[  309.655438][ T9151] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  309.655470][ T9151] EXT4-fs (loop4): This should not happen!! Data will be lost
[  309.655470][ T9151] 
2025/11/27 07:00:53 executed programs: 622
[  309.791000][ T9159] loop3: detected capacity change from 0 to 2048
[  309.806057][ T9157] loop1: detected capacity change from 0 to 2048
[  309.955683][   T37] kauditd_printk_skb: 40 callbacks suppressed
[  309.955703][   T37] audit: type=1800 audit(1764226854.110:1056): pid=9159 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.626" name="file1" dev="loop3" ino=15 res=0 errno=0
[  309.971372][ T9158] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  309.971493][   T37] audit: type=1800 audit(1764226854.110:1057): pid=9157 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.628" name="file1" dev="loop1" ino=15 res=0 errno=0
[  309.971543][   T37] audit: type=1800 audit(1764226854.110:1058): pid=9157 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.628" name="file1" dev="loop1" ino=15 res=0 errno=0
[  309.971583][   T37] audit: type=1800 audit(1764226854.130:1059): pid=9159 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.626" name="file1" dev="loop3" ino=15 res=0 errno=0
[  309.976809][ T9159] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  309.976838][ T9159] EXT4-fs (loop3): This should not happen!! Data will be lost
[  309.976838][ T9159] 
[  309.976852][ T9159] EXT4-fs (loop3): Total free blocks count 0
[  309.976864][ T9159] EXT4-fs (loop3): Free/Dirty block details
[  309.976876][ T9159] EXT4-fs (loop3): free_blocks=4096
[  309.976890][ T9159] EXT4-fs (loop3): dirty_blocks=16
[  309.976901][ T9159] EXT4-fs (loop3): Block reservation details
[  309.976912][ T9159] EXT4-fs (loop3): i_reserved_data_blocks=1
[  309.987582][ T9159] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  309.987612][ T9159] EXT4-fs (loop3): This should not happen!! Data will be lost
[  309.987612][ T9159] 
[  309.989074][ T9156] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  309.990191][ T9157] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  309.990214][ T9157] EXT4-fs (loop1): This should not happen!! Data will be lost
[  309.990214][ T9157] 
[  309.990228][ T9157] EXT4-fs (loop1): Total free blocks count 0
[  309.990240][ T9157] EXT4-fs (loop1): Free/Dirty block details
[  309.990252][ T9157] EXT4-fs (loop1): free_blocks=4096
[  309.990265][ T9157] EXT4-fs (loop1): dirty_blocks=16
[  309.990276][ T9157] EXT4-fs (loop1): Block reservation details
[  309.990287][ T9157] EXT4-fs (loop1): i_reserved_data_blocks=1
[  310.002647][ T9157] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  310.002679][ T9157] EXT4-fs (loop1): This should not happen!! Data will be lost
[  310.002679][ T9157] 
[  310.255475][ T9164] loop0: detected capacity change from 0 to 2048
[  310.288738][ T9169] loop4: detected capacity change from 0 to 2048
[  310.363209][   T37] audit: type=1800 audit(1764226854.510:1060): pid=9168 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.630" name="file1" dev="tmpfs" ino=798 res=0 errno=0
[  310.394577][   T37] audit: type=1800 audit(1764226854.550:1061): pid=9164 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.627" name="file1" dev="loop0" ino=15 res=0 errno=0
[  310.402447][   T37] audit: type=1800 audit(1764226854.550:1062): pid=9164 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.627" name="file1" dev="loop0" ino=15 res=0 errno=0
[  310.431834][ T9160] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  310.433966][ T9164] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  310.433997][ T9164] EXT4-fs (loop0): This should not happen!! Data will be lost
[  310.433997][ T9164] 
[  310.434011][ T9164] EXT4-fs (loop0): Total free blocks count 0
[  310.434033][ T9164] EXT4-fs (loop0): Free/Dirty block details
[  310.434045][ T9164] EXT4-fs (loop0): free_blocks=4096
[  310.434060][ T9164] EXT4-fs (loop0): dirty_blocks=16
[  310.434072][ T9164] EXT4-fs (loop0): Block reservation details
[  310.434082][ T9164] EXT4-fs (loop0): i_reserved_data_blocks=1
[  310.490710][ T9164] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  310.490742][ T9164] EXT4-fs (loop0): This should not happen!! Data will be lost
[  310.490742][ T9164] 
[  310.615843][   T37] audit: type=1800 audit(1764226854.770:1063): pid=9169 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.629" name="file1" dev="loop4" ino=15 res=0 errno=0
[  310.665845][ T9176] loop2: detected capacity change from 0 to 2048
[  310.709086][ T9177] loop3: detected capacity change from 0 to 2048
[  310.823327][   T37] audit: type=1800 audit(1764226854.960:1064): pid=9176 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.633" name="file1" dev="loop2" ino=15 res=0 errno=0
[  310.823391][   T37] audit: type=1800 audit(1764226854.960:1065): pid=9176 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.633" name="file1" dev="loop2" ino=15 res=0 errno=0
[  310.856745][ T9174] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  310.858260][ T9177] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  310.858288][ T9177] EXT4-fs (loop3): This should not happen!! Data will be lost
[  310.858288][ T9177] 
[  310.858303][ T9177] EXT4-fs (loop3): Total free blocks count 0
[  310.858315][ T9177] EXT4-fs (loop3): Free/Dirty block details
[  310.858328][ T9177] EXT4-fs (loop3): free_blocks=4096
[  310.858342][ T9177] EXT4-fs (loop3): dirty_blocks=16
[  310.858353][ T9177] EXT4-fs (loop3): Block reservation details
[  310.858364][ T9177] EXT4-fs (loop3): i_reserved_data_blocks=1
[  310.859621][ T9177] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  310.859645][ T9177] EXT4-fs (loop3): This should not happen!! Data will be lost
[  310.859645][ T9177] 
[  310.896004][ T9175] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  310.897147][ T9176] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  310.897173][ T9176] EXT4-fs (loop2): This should not happen!! Data will be lost
[  310.897173][ T9176] 
[  310.897187][ T9176] EXT4-fs (loop2): Total free blocks count 0
[  310.897200][ T9176] EXT4-fs (loop2): Free/Dirty block details
[  310.897213][ T9176] EXT4-fs (loop2): free_blocks=4096
[  310.897226][ T9176] EXT4-fs (loop2): dirty_blocks=16
[  310.897238][ T9176] EXT4-fs (loop2): Block reservation details
[  310.897249][ T9176] EXT4-fs (loop2): i_reserved_data_blocks=1
[  310.904815][ T9176] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  310.904845][ T9176] EXT4-fs (loop2): This should not happen!! Data will be lost
[  310.904845][ T9176] 
[  311.006507][ T9180] loop1: detected capacity change from 0 to 2048
[  311.325545][ T9179] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  311.327747][ T9180] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  311.327778][ T9180] EXT4-fs (loop1): This should not happen!! Data will be lost
[  311.327778][ T9180] 
[  311.327795][ T9180] EXT4-fs (loop1): Total free blocks count 0
[  311.327808][ T9180] EXT4-fs (loop1): Free/Dirty block details
[  311.327822][ T9180] EXT4-fs (loop1): free_blocks=4096
[  311.327837][ T9180] EXT4-fs (loop1): dirty_blocks=16
[  311.327851][ T9180] EXT4-fs (loop1): Block reservation details
[  311.327863][ T9180] EXT4-fs (loop1): i_reserved_data_blocks=1
[  311.356475][ T9180] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  311.356508][ T9180] EXT4-fs (loop1): This should not happen!! Data will be lost
[  311.356508][ T9180] 
[  311.596192][ T9198] loop3: detected capacity change from 0 to 2048
[  311.596641][ T9196] loop0: detected capacity change from 0 to 2048
[  311.596970][ T9197] loop2: detected capacity change from 0 to 2048
[  311.602383][ T9200] loop4: detected capacity change from 0 to 2048
[  311.718759][ T9195] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  311.738489][ T9196] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  311.738525][ T9196] EXT4-fs (loop0): This should not happen!! Data will be lost
[  311.738525][ T9196] 
[  311.738542][ T9196] EXT4-fs (loop0): Total free blocks count 0
[  311.738557][ T9196] EXT4-fs (loop0): Free/Dirty block details
[  311.738571][ T9196] EXT4-fs (loop0): free_blocks=4096
[  311.738587][ T9196] EXT4-fs (loop0): dirty_blocks=16
[  311.738600][ T9196] EXT4-fs (loop0): Block reservation details
[  311.738613][ T9196] EXT4-fs (loop0): i_reserved_data_blocks=1
[  311.751023][ T9192] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  311.752157][ T9198] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  311.752182][ T9198] EXT4-fs (loop3): This should not happen!! Data will be lost
[  311.752182][ T9198] 
[  311.752196][ T9198] EXT4-fs (loop3): Total free blocks count 0
[  311.752209][ T9198] EXT4-fs (loop3): Free/Dirty block details
[  311.752222][ T9198] EXT4-fs (loop3): free_blocks=4096
[  311.752236][ T9198] EXT4-fs (loop3): dirty_blocks=16
[  311.752248][ T9198] EXT4-fs (loop3): Block reservation details
[  311.752259][ T9198] EXT4-fs (loop3): i_reserved_data_blocks=1
[  311.775526][ T9198] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  311.775556][ T9198] EXT4-fs (loop3): This should not happen!! Data will be lost
[  311.775556][ T9198] 
[  311.834542][ T9209] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  311.834574][ T9209] EXT4-fs (loop0): This should not happen!! Data will be lost
[  311.834574][ T9209] 
[  311.867546][ T9199] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  311.868597][ T9200] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  311.868622][ T9200] EXT4-fs (loop4): This should not happen!! Data will be lost
[  311.868622][ T9200] 
[  311.868635][ T9200] EXT4-fs (loop4): Total free blocks count 0
[  311.868648][ T9200] EXT4-fs (loop4): Free/Dirty block details
[  311.868661][ T9200] EXT4-fs (loop4): free_blocks=4096
[  311.868675][ T9200] EXT4-fs (loop4): dirty_blocks=16
[  311.868686][ T9200] EXT4-fs (loop4): Block reservation details
[  311.868698][ T9200] EXT4-fs (loop4): i_reserved_data_blocks=1
[  311.883476][ T9200] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  311.883512][ T9200] EXT4-fs (loop4): This should not happen!! Data will be lost
[  311.883512][ T9200] 
[  311.971430][ T9193] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  311.995524][ T9212] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  311.995555][ T9212] EXT4-fs (loop2): This should not happen!! Data will be lost
[  311.995555][ T9212] 
[  311.995569][ T9212] EXT4-fs (loop2): Total free blocks count 0
[  311.995581][ T9212] EXT4-fs (loop2): Free/Dirty block details
[  311.995594][ T9212] EXT4-fs (loop2): free_blocks=4096
[  311.995607][ T9212] EXT4-fs (loop2): dirty_blocks=16
[  311.995619][ T9212] EXT4-fs (loop2): Block reservation details
[  311.995630][ T9212] EXT4-fs (loop2): i_reserved_data_blocks=1
[  312.006263][ T9197] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  312.006293][ T9197] EXT4-fs (loop2): This should not happen!! Data will be lost
[  312.006293][ T9197] 
[  312.453950][ T9214] loop3: detected capacity change from 0 to 2048
[  312.515089][ T9219] loop2: detected capacity change from 0 to 2048
[  312.520462][ T9216] loop4: detected capacity change from 0 to 2048
[  312.581512][ T9214] EXT4-fs mount: 199 callbacks suppressed
[  312.581538][ T9214] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  312.596746][ T9219] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  312.612214][ T9222] loop1: detected capacity change from 0 to 2048
[  312.646346][ T9221] loop0: detected capacity change from 0 to 2048
[  312.658862][ T9216] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  312.679650][ T9218] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  312.698103][ T9213] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  312.711672][ T9214] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  312.711704][ T9214] EXT4-fs (loop3): This should not happen!! Data will be lost
[  312.711704][ T9214] 
[  312.711717][ T9214] EXT4-fs (loop3): Total free blocks count 0
[  312.711730][ T9214] EXT4-fs (loop3): Free/Dirty block details
[  312.711742][ T9214] EXT4-fs (loop3): free_blocks=4096
[  312.711755][ T9214] EXT4-fs (loop3): dirty_blocks=16
[  312.711767][ T9214] EXT4-fs (loop3): Block reservation details
[  312.711777][ T9214] EXT4-fs (loop3): i_reserved_data_blocks=1
[  312.716583][ T9222] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  312.743654][ T9214] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  312.748480][ T9215] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  312.763948][ T9216] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  312.763977][ T9216] EXT4-fs (loop4): This should not happen!! Data will be lost
[  312.763977][ T9216] 
[  312.763990][ T9216] EXT4-fs (loop4): Total free blocks count 0
[  312.764012][ T9216] EXT4-fs (loop4): Free/Dirty block details
[  312.764025][ T9216] EXT4-fs (loop4): free_blocks=4096
[  312.764039][ T9216] EXT4-fs (loop4): dirty_blocks=16
[  312.764050][ T9216] EXT4-fs (loop4): Block reservation details
[  312.764061][ T9216] EXT4-fs (loop4): i_reserved_data_blocks=1
[  312.775667][ T9216] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  312.810371][ T9221] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  312.823579][ T9220] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  312.824590][ T9222] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  312.824616][ T9222] EXT4-fs (loop1): This should not happen!! Data will be lost
[  312.824616][ T9222] 
[  312.824629][ T9222] EXT4-fs (loop1): Total free blocks count 0
[  312.824642][ T9222] EXT4-fs (loop1): Free/Dirty block details
[  312.824653][ T9222] EXT4-fs (loop1): free_blocks=4096
[  312.824667][ T9222] EXT4-fs (loop1): dirty_blocks=16
[  312.824679][ T9222] EXT4-fs (loop1): Block reservation details
[  312.824690][ T9222] EXT4-fs (loop1): i_reserved_data_blocks=1
[  312.857591][ T9222] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  312.865207][ T9217] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  312.876637][ T9221] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  312.876667][ T9221] EXT4-fs (loop0): This should not happen!! Data will be lost
[  312.876667][ T9221] 
[  312.876682][ T9221] EXT4-fs (loop0): Total free blocks count 0
[  312.876694][ T9221] EXT4-fs (loop0): Free/Dirty block details
[  312.876706][ T9221] EXT4-fs (loop0): free_blocks=4096
[  312.876720][ T9221] EXT4-fs (loop0): dirty_blocks=16
[  312.876732][ T9221] EXT4-fs (loop0): Block reservation details
[  312.876743][ T9221] EXT4-fs (loop0): i_reserved_data_blocks=1
[  312.894038][ T9221] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  312.954260][ T9219] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  312.954293][ T9219] EXT4-fs (loop2): This should not happen!! Data will be lost
[  312.954293][ T9219] 
[  312.954307][ T9219] EXT4-fs (loop2): Total free blocks count 0
[  312.954319][ T9219] EXT4-fs (loop2): Free/Dirty block details
[  312.954331][ T9219] EXT4-fs (loop2): free_blocks=4096
[  312.954345][ T9219] EXT4-fs (loop2): dirty_blocks=16
[  312.954357][ T9219] EXT4-fs (loop2): Block reservation details
[  312.954368][ T9219] EXT4-fs (loop2): i_reserved_data_blocks=1
[  313.166474][ T6333] EXT4-fs (loop2): unmounting filesystem 00000000-0000-0000-0000-000000000000.
[  313.465207][ T9237] loop3: detected capacity change from 0 to 2048
[  313.505961][ T9243] loop2: detected capacity change from 0 to 2048
[  313.525599][ T9244] loop0: detected capacity change from 0 to 2048
[  313.528782][ T9242] loop1: detected capacity change from 0 to 2048
[  313.578787][ T9237] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  313.611341][ T9236] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  313.631418][ T9237] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  313.631458][ T9237] EXT4-fs (loop3): This should not happen!! Data will be lost
[  313.631458][ T9237] 
[  313.631474][ T9237] EXT4-fs (loop3): Total free blocks count 0
[  313.631488][ T9237] EXT4-fs (loop3): Free/Dirty block details
[  313.631502][ T9237] EXT4-fs (loop3): free_blocks=4096
[  313.631518][ T9237] EXT4-fs (loop3): dirty_blocks=16
[  313.631531][ T9237] EXT4-fs (loop3): Block reservation details
[  313.631544][ T9237] EXT4-fs (loop3): i_reserved_data_blocks=1
[  313.673986][ T9237] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  313.855456][ T9243] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  313.856875][ T9256] loop4: detected capacity change from 0 to 2048
[  313.859269][ T9242] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  313.860929][ T9244] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  313.861326][ T9241] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  313.877071][ T9238] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  313.881814][ T9242] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  313.881845][ T9242] EXT4-fs (loop1): This should not happen!! Data will be lost
[  313.881845][ T9242] 
[  313.881860][ T9242] EXT4-fs (loop1): Total free blocks count 0
[  313.881872][ T9242] EXT4-fs (loop1): Free/Dirty block details
[  313.881885][ T9242] EXT4-fs (loop1): free_blocks=4096
[  313.881885][ T9242] EXT4-fs (loop1): free_blocks=4096
[  313.881898][ T9242] EXT4-fs (loop1): dirty_blocks=16
[  313.881909][ T9242] EXT4-fs (loop1): Block reservation details
[  313.881920][ T9242] EXT4-fs (loop1): i_reserved_data_blocks=1
[  313.902810][ T9242] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  313.959551][ T9240] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  313.960671][ T9244] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  313.960698][ T9244] EXT4-fs (loop0): This should not happen!! Data will be lost
[  313.960698][ T9244] 
[  313.960712][ T9244] EXT4-fs (loop0): Total free blocks count 0
[  313.960725][ T9244] EXT4-fs (loop0): Free/Dirty block details
[  313.960738][ T9244] EXT4-fs (loop0): free_blocks=4096
[  313.960751][ T9244] EXT4-fs (loop0): dirty_blocks=16
[  313.960763][ T9244] EXT4-fs (loop0): Block reservation details
[  313.960774][ T9244] EXT4-fs (loop0): i_reserved_data_blocks=1
[  313.974290][ T9243] ------------[ cut here ]------------
[  313.974304][ T9243] WARNING: CPU: 1 PID: 9243 at fs/ext4/inode.c:3794 ext4_iomap_begin+0x16c5/0x1900
[  313.974342][ T9243] Modules linked in:
[  313.974360][ T9243] CPU: 1 UID: 0 PID: 9243 Comm: syz.2.651 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
[  313.974382][ T9243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  313.974393][ T9243] RIP: 0010:ext4_iomap_begin+0x16c5/0x1900
[  313.974444][ T9243] Code: 24 18 39 c3 0f 42 c3 41 01 c7 41 89 dc e9 3c f5 ff ff e8 6e e7 51 ff c7 44 24 20 09 00 00 00 e9 18 f5 ff ff e8 5c e7 51 ff 90 <0f> 0b 90 41 be de ff ff ff 4c 8b 7c 24 70 e9 18 ed ff ff 89 d9 80
[  313.974460][ T9243] RSP: 0018:ffffc9000e66f520 EFLAGS: 00010293
[  313.974476][ T9243] RAX: ffffffff826cc5e4 RBX: ffff88805f1a2fb0 RCX: ffff888026463c00
[  313.974491][ T9243] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[  313.974502][ T9243] RBP: ffffc9000e66f6b8 R08: 0000000000000000 R09: 0000000000000000
[  313.974513][ T9243] R10: dffffc0000000000 R11: ffffed100be345f7 R12: dffffc0000000000
[  313.974527][ T9243] R13: 1ffff1100be34673 R14: 0000000000000000 R15: 00000000000000d4
[  313.974540][ T9243] FS:  00007f815121e6c0(0000) GS:ffff888126ef6000(0000) knlGS:0000000000000000
[  313.974556][ T9243] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  313.974569][ T9243] CR2: 00007fffba8fbff8 CR3: 000000003a2bc000 CR4: 00000000003526f0
[  313.974587][ T9243] Call Trace:
[  313.974595][ T9243]  <TASK>
[  313.974624][ T9243]  ? __pfx_ext4_iomap_begin+0x10/0x10
[  313.974665][ T9243]  ? __pfx_ext4_iomap_begin+0x10/0x10
[  313.974688][ T9243]  iomap_iter+0x534/0xde0
[  313.974724][ T9243]  __iomap_dio_rw+0xc5a/0x1e60
[  313.974774][ T9243]  ? __pfx___iomap_dio_rw+0x10/0x10
[  313.974801][ T9243]  ? ext4_mark_iloc_dirty+0x1a53/0x1ca0
[  313.974827][ T9243]  ? __pfx___ext4_journal_get_write_access+0x10/0x10
[  313.974856][ T9243]  ? __pfx___might_resched+0x10/0x10
[  313.974897][ T9243]  ? __pfx___might_resched+0x10/0x10
[  313.974930][ T9243]  ? __pfx_ext4_orphan_add+0x10/0x10
[  313.974951][ T9243]  ? ext4_journal_check_start+0x1cf/0x2b0
[  313.974981][ T9243]  iomap_dio_rw+0x45/0xb0
[  313.975010][ T9243]  ext4_file_write_iter+0x16ae/0x1be0
[  313.975057][ T9243]  ? __pfx_ext4_file_write_iter+0x10/0x10
[  313.975095][ T9243]  vfs_write+0x5d5/0xb40
[  313.975123][ T9243]  ? __pfx_ext4_file_write_iter+0x10/0x10
[  313.975148][ T9243]  ? __pfx_vfs_write+0x10/0x10
[  313.975180][ T9243]  ? __fget_files+0x2a/0x420
[  313.975224][ T9243]  __x64_sys_pwrite64+0x196/0x220
[  313.975250][ T9243]  ? __pfx___x64_sys_pwrite64+0x10/0x10
[  313.975278][ T9243]  ? do_syscall_64+0xbe/0xfa0
[  313.975308][ T9243]  do_syscall_64+0xfa/0xfa0
[  313.975331][ T9243]  ? lockdep_hardirqs_on+0x9c/0x150
[  313.975355][ T9243]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  313.975373][ T9243]  ? clear_bhb_loop+0x60/0xb0
[  313.975396][ T9243]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  313.975413][ T9243] RIP: 0033:0x7f8151baefc9
[  313.975430][ T9243] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  313.975445][ T9243] RSP: 002b:00007f815121e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000012
[  313.975463][ T9243] RAX: ffffffffffffffda RBX: 00007f8151e05fa0 RCX: 00007f8151baefc9
[  313.975476][ T9243] RDX: 00000000fffffd55 RSI: 0000200000000280 RDI: 0000000000000004
[  313.975489][ T9243] RBP: 00007f8151c31f91 R08: 0000000000000000 R09: 0000000000000000
[  313.975501][ T9243] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000000
[  313.975512][ T9243] R13: 00007f8151e06038 R14: 00007f8151e05fa0 R15: 00007ffe1d9de708
[  313.975544][ T9243]  </TASK>
[  313.975554][ T9243] Kernel panic - not syncing: kernel: panic_on_warn set ...
[  313.975567][ T9243] CPU: 1 UID: 0 PID: 9243 Comm: syz.2.651 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
[  313.975586][ T9243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  313.975596][ T9243] Call Trace:
[  313.975604][ T9243]  <TASK>
[  313.975611][ T9243]  dump_stack_lvl+0x99/0x250
[  313.975638][ T9243]  ? __asan_memcpy+0x40/0x70
[  313.975659][ T9243]  ? __pfx_dump_stack_lvl+0x10/0x10
[  313.975684][ T9243]  ? __pfx__printk+0x10/0x10
[  313.975719][ T9243]  vpanic+0x237/0x6d0
[  313.975737][ T9243]  ? __pfx_vpanic+0x10/0x10
[  313.975765][ T9243]  panic+0xb9/0xc0
[  313.975782][ T9243]  ? __pfx_panic+0x10/0x10
[  313.975815][ T9243]  __warn+0x31b/0x4b0
[  313.975832][ T9243]  ? ext4_iomap_begin+0x16c5/0x1900
[  313.975858][ T9243]  ? ext4_iomap_begin+0x16c5/0x1900
[  313.975882][ T9243]  report_bug+0x2be/0x4f0
[  313.975906][ T9243]  ? ext4_iomap_begin+0x16c5/0x1900
[  313.975930][ T9243]  ? ext4_iomap_begin+0x16c5/0x1900
[  313.975953][ T9243]  ? ext4_iomap_begin+0x16c7/0x1900
[  313.975976][ T9243]  handle_bug+0x84/0x160
[  313.975995][ T9243]  exc_invalid_op+0x1a/0x50
[  313.976014][ T9243]  asm_exc_invalid_op+0x1a/0x20
[  313.976030][ T9243] RIP: 0010:ext4_iomap_begin+0x16c5/0x1900
[  313.976054][ T9243] Code: 24 18 39 c3 0f 42 c3 41 01 c7 41 89 dc e9 3c f5 ff ff e8 6e e7 51 ff c7 44 24 20 09 00 00 00 e9 18 f5 ff ff e8 5c e7 51 ff 90 <0f> 0b 90 41 be de ff ff ff 4c 8b 7c 24 70 e9 18 ed ff ff 89 d9 80
[  313.976068][ T9243] RSP: 0018:ffffc9000e66f520 EFLAGS: 00010293
[  313.976083][ T9243] RAX: ffffffff826cc5e4 RBX: ffff88805f1a2fb0 RCX: ffff888026463c00
[  313.976097][ T9243] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[  313.976108][ T9243] RBP: ffffc9000e66f6b8 R08: 0000000000000000 R09: 0000000000000000
[  313.976120][ T9243] R10: dffffc0000000000 R11: ffffed100be345f7 R12: dffffc0000000000
[  313.976134][ T9243] R13: 1ffff1100be34673 R14: 0000000000000000 R15: 00000000000000d4
[  313.976155][ T9243]  ? ext4_iomap_begin+0x16c4/0x1900
[  313.976213][ T9243]  ? __pfx_ext4_iomap_begin+0x10/0x10
[  313.976252][ T9243]  ? __pfx_ext4_iomap_begin+0x10/0x10
[  313.976275][ T9243]  iomap_iter+0x534/0xde0
[  313.976309][ T9243]  __iomap_dio_rw+0xc5a/0x1e60
[  313.976359][ T9243]  ? __pfx___iomap_dio_rw+0x10/0x10
[  313.976385][ T9243]  ? ext4_mark_iloc_dirty+0x1a53/0x1ca0
[  313.976410][ T9243]  ? __pfx___ext4_journal_get_write_access+0x10/0x10
[  313.976439][ T9243]  ? __pfx___might_resched+0x10/0x10
[  313.976478][ T9243]  ? __pfx___might_resched+0x10/0x10
[  313.976511][ T9243]  ? __pfx_ext4_orphan_add+0x10/0x10
[  313.976532][ T9243]  ? ext4_journal_check_start+0x1cf/0x2b0
[  313.976562][ T9243]  iomap_dio_rw+0x45/0xb0
[  313.976591][ T9243]  ext4_file_write_iter+0x16ae/0x1be0
[  313.976639][ T9243]  ? __pfx_ext4_file_write_iter+0x10/0x10
[  313.976676][ T9243]  vfs_write+0x5d5/0xb40
[  313.976703][ T9243]  ? __pfx_ext4_file_write_iter+0x10/0x10
[  313.976727][ T9243]  ? __pfx_vfs_write+0x10/0x10
[  313.976760][ T9243]  ? __fget_files+0x2a/0x420
[  313.976793][ T9243]  __x64_sys_pwrite64+0x196/0x220
[  313.976819][ T9243]  ? __pfx___x64_sys_pwrite64+0x10/0x10
[  313.976847][ T9243]  ? do_syscall_64+0xbe/0xfa0
[  313.976875][ T9243]  do_syscall_64+0xfa/0xfa0
[  313.976898][ T9243]  ? lockdep_hardirqs_on+0x9c/0x150
[  313.976923][ T9243]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  313.976941][ T9243]  ? clear_bhb_loop+0x60/0xb0
[  313.976963][ T9243]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  313.976980][ T9243] RIP: 0033:0x7f8151baefc9
[  313.976995][ T9243] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  313.977009][ T9243] RSP: 002b:00007f815121e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000012
[  313.977026][ T9243] RAX: ffffffffffffffda RBX: 00007f8151e05fa0 RCX: 00007f8151baefc9
[  313.977039][ T9243] RDX: 00000000fffffd55 RSI: 0000200000000280 RDI: 0000000000000004
[  313.977051][ T9243] RBP: 00007f8151c31f91 R08: 0000000000000000 R09: 0000000000000000
[  313.977063][ T9243] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000000
[  313.977075][ T9243] R13: 00007f8151e06038 R14: 00007f8151e05fa0 R15: 00007ffe1d9de708
[  313.977106][ T9243]  </TASK>
[  313.977267][ T9243] Kernel Offset: disabled