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0x920, 0x50e6e0}, {&(0x7f0000015600)="c38252d600000000000000000000000000000000000000000000000000000000b0717768cd4349918351c99dcb3df6b6000051000000000001000000000000014a8ecaf7953449649e94a17a340467e30600000000000000040000000000000004000000000000000000000000f90100000000000000730f0000280000000100000000000000cc0000100000000000430f0000300000000100000000000000cc0000500000000000130f0000300000000100000000000000cc0000690000000000e30e000030", 0xc6, 0x510000}, {&(0x7f0000015700)="000000000000000003000000000000000001000000000000000069000000000000001900000000004a8ecaf7953449649e94a17a340467e303000000000000000001000000000000000050000000000000001900000000004a8ecaf7953449649e94a17a340467e303000000000000000001000000000000000010000000000000004000000000004a8ecaf7953449649e94a17a340467e3", 0x98, 0x510f40}], 0x0, &(0x7f0000016800))
openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

[  514.234586][T28927] BTRFS error (device loop4): superblock checksum mismatch
18:21:42 executing program 1:
syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000500)=[{&(0x7f0000010a00)="0259443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020fe1f00200020002000200020002000200000000000000000b9010000000001b9252f45000000000000000000000000000000000000000004000000000000000001000001010000010008", 0x82, 0x8800}], 0x0, &(0x7f0000000180)={[{@check_strict}]})

18:21:42 executing program 3:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x700, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11b, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x0, &(0x7f0000016800))

[  514.290339][T28927] BTRFS error (device loop4): open_ctree failed
18:21:42 executing program 2:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
openat$6lowpan_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, {&(0x7f0000010300)="00000000000000000000000001000000000000e4000010000000000000004000000000000200000000000000000001000000000002000000000000000010000000100000001000000100000001000000000000000000100000000000bc20e8884d7c46949cd033ffd3e9190b00"/122, 0x7a, 0x10320}, 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18:21:42 executing program 5:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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18:21:42 executing program 4:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1001020, 0x7, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11a, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0, 0x0, 0x50be40}, {&(0x7f0000013900)}], 0x0, &(0x7f0000016800))

[  514.487183][T28955] loop0: detected capacity change from 0 to 32768
[  514.491676][T28958] loop1: detected capacity change from 0 to 136
[  514.508914][T28959] loop3: detected capacity change from 0 to 256
[  514.515353][T28961] loop5: detected capacity change from 0 to 32768
[  514.531534][T28960] loop2: detected capacity change from 0 to 32768
[  514.607977][T28958] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
[  514.645356][T28969] loop4: detected capacity change from 0 to 32776
18:21:42 executing program 5:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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18:21:42 executing program 3:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x900, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11b, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x0, &(0x7f0000016800))

18:21:42 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
r1 = openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x200000, 0x0)
r2 = openat$6lowpan_control(0xffffffffffffff9c, 0x0, 0x2, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="508a5a6e00000000000000000000000000000000000000000000000000000000b0717768cd4349918351c99dcb3df6b6000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d000000000000006000000000000000100000000000000001000000010000000100000001000006100000004000000000000000000000000000000000000000000000045010000000000000000000000010000000000000000000001000000000000720000000000001000000010000000100000000000000000000000000000000000000000000000000000000000000000bc20e8884d7c46949cd033ffd3e9190bb0717768cd4349918351c99dcb3df6b600", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

[  514.727441][T28960] BTRFS error (device loop4): superblock checksum mismatch
[  514.743192][T28960] BTRFS error (device loop4): open_ctree failed
18:21:43 executing program 1:
syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000500)=[{&(0x7f0000010a00)="025d443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020fe1f00200020002000200020002000200000000000000000b9010000000001b9252f45000000000000000000000000000000000000000004000000000000000001000001010000010008", 0x82, 0x8800}], 0x0, &(0x7f0000000180)={[{@check_strict}]})

[  514.793450][T28978] loop0: detected capacity change from 0 to 32768
[  514.808296][T28969] BTRFS error (device loop4): superblock checksum mismatch
[  514.819643][T28978] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 7 scanned by syz-executor.0 (28978)
18:21:43 executing program 2:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
openat$6lowpan_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
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[  514.842818][T28983] loop5: detected capacity change from 0 to 32768
[  514.896407][T28969] BTRFS error (device loop4): open_ctree failed
[  514.911634][T28990] loop1: detected capacity change from 0 to 136
[  514.920478][T28983] BTRFS error (device loop4): superblock checksum mismatch
18:21:43 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
r1 = openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x200000, 0x0)
r2 = openat$6lowpan_control(0xffffffffffffff9c, 0x0, 0x2, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
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openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

[  514.960289][T28990] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
[  514.980845][T28997] loop3: detected capacity change from 0 to 256
[  514.987955][T28983] BTRFS error (device loop4): open_ctree failed
18:21:43 executing program 4:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1001100, 0x7, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11a, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0, 0x0, 0x50be40}, {&(0x7f0000013900)}], 0x0, &(0x7f0000016800))

[  515.004703][T28999] loop2: detected capacity change from 0 to 32768
[  515.037313][T28990] loop1: detected capacity change from 0 to 136
[  515.059092][T28997] BTRFS error (device loop3): superblock checksum mismatch
[  515.064347][T28990] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
18:21:43 executing program 5:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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[  515.081970][T28999] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 7 scanned by syz-executor.2 (28999)
[  515.105539][T29005] loop0: detected capacity change from 0 to 32768
[  515.142564][T28997] BTRFS error (device loop3): open_ctree failed
18:21:43 executing program 1:
syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000500)=[{&(0x7f0000010a00)="0243023030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020fe1f00200020002000200020002000200000000000000000b9010000000001b9252f45000000000000000000000000000000000000000004000000000000000001000001010000010008", 0x82, 0x8800}], 0x0, &(0x7f0000000180)={[{@check_strict}]})

18:21:43 executing program 2:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
openat$6lowpan_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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[  515.192248][T29011] loop4: detected capacity change from 0 to 32776
[  515.264149][T29005] BTRFS error (device loop4): superblock checksum mismatch
18:21:43 executing program 3:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xa00, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="508a5a6e00000000000000000000000000000000000000000000000000000000b0717768cd4349918351c99dcb3df6b6000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d000000000000006000000000000000100000000000000001000000010000000100000001000006100000004000000000000000000000000000000000000000000000045010000000000000000000000010000000000000000000001000000000000720000000000001000000010000000100000000000000000000000000000000000000000000000000000000000000000bc20e8884d7c46949cd033ffd3e9190b", 0x11b, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x0, &(0x7f0000016800))

[  515.306538][T29005] BTRFS error (device loop4): open_ctree failed
[  515.339492][T29024] loop1: detected capacity change from 0 to 136
[  515.352713][T29011] BTRFS error (device loop4): superblock checksum mismatch
[  515.378153][T29025] loop5: detected capacity change from 0 to 32768
[  515.391882][T29028] loop2: detected capacity change from 0 to 32768
[  515.398985][T29024] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
18:21:43 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
r1 = openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x200000, 0x0)
r2 = openat$6lowpan_control(0xffffffffffffff9c, 0x0, 0x2, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

[  515.423793][T29011] BTRFS error (device loop4): open_ctree failed
[  515.431898][T29031] loop3: detected capacity change from 0 to 256
[  515.450326][T29028] BTRFS error (device loop4): superblock checksum mismatch
[  515.457621][T29025] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 7 scanned by syz-executor.5 (29025)
18:21:43 executing program 1:
syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000500)=[{&(0x7f0000010a00)="0243083030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020fe1f00200020002000200020002000200000000000000000b9010000000001b9252f45000000000000000000000000000000000000000004000000000000000001000001010000010008", 0x82, 0x8800}], 0x0, &(0x7f0000000180)={[{@check_strict}]})

18:21:43 executing program 4:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1001f00, 0x7, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11a, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0, 0x0, 0x50be40}, {&(0x7f0000013900)}], 0x0, &(0x7f0000016800))

[  515.563015][T29028] BTRFS error (device loop4): open_ctree failed
[  515.574585][T17833] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 7 scanned by systemd-udevd (17833)
[  515.588561][T29031] BTRFS error (device loop4): superblock checksum mismatch
18:21:43 executing program 5:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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[  515.653618][T17931] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 7 scanned by systemd-udevd (17931)
[  515.688804][T29042] loop0: detected capacity change from 0 to 32768
[  515.701630][T29031] BTRFS error (device loop4): open_ctree failed
18:21:43 executing program 2:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
openat$6lowpan_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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[  515.807663][T29042] BTRFS error (device loop4): superblock checksum mismatch
18:21:44 executing program 4:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1002000, 0x7, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11a, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0, 0x0, 0x50be40}, {&(0x7f0000013900)}], 0x0, &(0x7f0000016800))

18:21:44 executing program 3:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xc00, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11b, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x0, &(0x7f0000016800))

[  515.856588][T29057] loop1: detected capacity change from 0 to 136
[  515.905648][T29042] BTRFS error (device loop4): open_ctree failed
[  515.945253][T29059] loop5: detected capacity change from 0 to 32768
[  515.965004][T29062] loop2: detected capacity change from 0 to 32768
[  515.980179][T29057] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
18:21:44 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
r1 = openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x200000, 0x0)
r2 = openat$6lowpan_control(0xffffffffffffff9c, 0x0, 0x2, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

[  516.079169][T29059] BTRFS error (device loop4): superblock checksum mismatch
[  516.082290][T29062] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 7 scanned by syz-executor.2 (29062)
[  516.103136][T29057] loop1: detected capacity change from 0 to 136
[  516.108146][T29069] loop3: detected capacity change from 0 to 256
18:21:44 executing program 4:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1002010, 0x7, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11a, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0, 0x0, 0x50be40}, {&(0x7f0000013900)}], 0x0, &(0x7f0000016800))

[  516.154554][T29057] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
[  516.169115][T17931] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 7 scanned by systemd-udevd (17931)
18:21:44 executing program 2:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
openat$6lowpan_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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18:21:44 executing program 4:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1002300, 0x7, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11a, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0, 0x0, 0x50be40}, {&(0x7f0000013900)}], 0x0, &(0x7f0000016800))

18:21:44 executing program 1:
syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000500)=[{&(0x7f0000010a00)="0243213030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020fe1f00200020002000200020002000200000000000000000b9010000000001b9252f45000000000000000000000000000000000000000004000000000000000001000001010000010008", 0x82, 0x8800}], 0x0, &(0x7f0000000180)={[{@check_strict}]})

[  516.257427][T29059] BTRFS error (device loop4): open_ctree failed
[  516.279497][T29081] loop0: detected capacity change from 0 to 32768
[  516.293231][T29069] BTRFS error (device loop3): superblock checksum mismatch
[  516.336395][T29081] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 7 scanned by syz-executor.0 (29081)
18:21:44 executing program 5:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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[  516.392199][T29069] BTRFS error (device loop3): open_ctree failed
[  516.404239][T29092] loop1: detected capacity change from 0 to 136
[  516.417086][T29089] loop2: detected capacity change from 0 to 32768
[  516.457155][T29092] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
18:21:44 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
r1 = openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x200000, 0x0)
r2 = openat$6lowpan_control(0xffffffffffffff9c, 0x0, 0x2, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

[  516.504635][T29089] BTRFS info (device loop2): disk space caching is enabled
[  516.514392][T29093] loop4: detected capacity change from 0 to 32785
[  516.535654][T29089] BTRFS info (device loop2): has skinny extents
18:21:44 executing program 3:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xd00, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11b, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x0, &(0x7f0000016800))

18:21:44 executing program 1:
syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000500)=[{&(0x7f0000010a00)="0243223030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020fe1f00200020002000200020002000200000000000000000b9010000000001b9252f45000000000000000000000000000000000000000004000000000000000001000001010000010008", 0x82, 0x8800}], 0x0, &(0x7f0000000180)={[{@check_strict}]})

[  516.690604][T29109] loop5: detected capacity change from 0 to 32768
[  516.706012][T29109] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 7 scanned by syz-executor.5 (29109)
[  516.749389][T29116] loop3: detected capacity change from 0 to 256
[  516.822453][T29116] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 7 scanned by syz-executor.3 (29116)
[  516.841427][T29122] loop0: detected capacity change from 0 to 32768
[  516.855298][T29122] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 7 scanned by syz-executor.0 (29122)
18:21:45 executing program 5:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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[  516.879642][T29125] loop1: detected capacity change from 0 to 136
18:21:45 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
r1 = openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x200000, 0x0)
r2 = openat$6lowpan_control(0xffffffffffffff9c, 0x0, 0x2, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
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openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

[  516.942629][T17940] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 7 scanned by systemd-udevd (17940)
[  516.964613][T29125] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
18:21:45 executing program 5:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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[  517.034104][T29139] loop5: detected capacity change from 0 to 32768
[  517.066033][T29139] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 7 scanned by syz-executor.5 (29139)
18:21:45 executing program 3:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0xf00, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="508a5a6e00000000000000000000000000000000000000000000000000000000b0717768cd4349918351c99dcb3df6b6000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d000000000000006000000000000000100000000000000001000000010000000100000001000006100000004000000000000000000000000000000000000000000000045010000000000000000000000010000000000000000000001000000000000720000000000001000000010000000100000000000000000000000000000000000000000000000000000000000000000bc20e8884d7c46949cd033ffd3e9190b", 0x11b, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x0, &(0x7f0000016800))

[  517.109242][T29125] loop1: detected capacity change from 0 to 136
[  517.131825][T29125] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
[  517.160177][T17833] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 7 scanned by systemd-udevd (17833)
[  517.171269][T29089] BTRFS info (device loop2): enabling ssd optimizations
18:21:45 executing program 1:
syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000500)=[{&(0x7f0000010a00)="0243233030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020fe1f00200020002000200020002000200000000000000000b9010000000001b9252f45000000000000000000000000000000000000000004000000000000000001000001010000010008", 0x82, 0x8800}], 0x0, &(0x7f0000000180)={[{@check_strict}]})

[  517.203130][T29148] loop3: detected capacity change from 0 to 256
[  517.203983][  T206] BTRFS error (device loop2): bad tree block start, want 5292032 have 49152
[  517.282755][T29148] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 7 scanned by syz-executor.3 (29148)
[  517.365328][T29093] BTRFS info (device loop2): disk space caching is enabled
[  517.372579][T29093] BTRFS info (device loop2): has skinny extents
[  517.422935][T29150] loop0: detected capacity change from 0 to 32768
[  517.463689][T29150] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 7 scanned by syz-executor.0 (29150)
18:21:45 executing program 2:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
openat$6lowpan_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="508a5a6e00000000000000000000000000000000000000000000000000000000b0717768cd4349918351c99dcb3df6b6000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d000000000000006000000000000000100000000000000001000000010000000100000001000006100000004000000000000000000000000000000000000000000000045010000000000000000000000010000000000000000000001000000000000720000000000001000000010000000100000000000000000000000000000000000000000000000000000000000000000bc20e8884d7c46949cd033ffd3e9190bb0717768cd4349918351c99dcb3df6b600", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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[  517.505909][T29167] loop1: detected capacity change from 0 to 136
[  517.544873][T29167] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
[  517.555854][T29093] BTRFS error (device loop2): open_ctree failed
18:21:45 executing program 4:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1003f00, 0x7, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11a, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0, 0x0, 0x50be40}, {&(0x7f0000013900)}], 0x0, &(0x7f0000016800))

18:21:45 executing program 5:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="508a5a6e00000000000000000000000000000000000000000000000000000000b0717768cd4349918351c99dcb3df6b6000001000000000001000000000000005f42485266535f4d07000000000000000000500000000000001010000000000000000000000000000000000000000000000000010000000000d000000000000006000000000000000100000000000000001000000010000000100000001000006100000004000000000000000000000000000000000000000000000045010000000000000000000000010000000000000000000001000000000000720000000000001000000010000000100000000000000000000000000000000000000000000000000000000000000000bc20e8884d7c46949cd033ffd3e9190bb0717768cd4349918351c99dcb3df6b600", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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18:21:45 executing program 3:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1020, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11b, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x0, &(0x7f0000016800))

18:21:45 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
r1 = openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x200000, 0x0)
r2 = openat$6lowpan_control(0xffffffffffffff9c, 0x0, 0x2, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

[  517.605420][T29167] loop1: detected capacity change from 0 to 136
[  517.628848][T29167] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
18:21:45 executing program 1:
syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000500)=[{&(0x7f0000010a00)="0243253030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020fe1f00200020002000200020002000200000000000000000b9010000000001b9252f45000000000000000000000000000000000000000004000000000000000001000001010000010008", 0x82, 0x8800}], 0x0, &(0x7f0000000180)={[{@check_strict}]})

[  517.724437][T29191] loop2: detected capacity change from 0 to 32768
[  517.747674][T29193] loop3: detected capacity change from 0 to 256
[  517.768125][T29196] loop5: detected capacity change from 0 to 32768
[  517.790691][T29191] BTRFS info (device loop2): disk space caching is enabled
[  517.792119][T29193] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 7 scanned by syz-executor.3 (29193)
[  517.809611][T29198] loop0: detected capacity change from 0 to 32768
[  517.832903][T29191] BTRFS info (device loop2): has skinny extents
[  517.832919][T29196] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 7 scanned by syz-executor.5 (29196)
[  517.854634][T29198] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 7 scanned by syz-executor.0 (29198)
[  517.860114][T29203] loop4: detected capacity change from 0 to 32799
[  517.888297][T29205] loop1: detected capacity change from 0 to 136
18:21:46 executing program 3:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1100, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11b, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x0, &(0x7f0000016800))

18:21:46 executing program 5:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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18:21:46 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
r1 = openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x200000, 0x0)
r2 = openat$6lowpan_control(0xffffffffffffff9c, 0x0, 0x2, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

[  517.982223][T29205] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
18:21:46 executing program 4:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1004000, 0x7, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11a, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0, 0x0, 0x50be40}, {&(0x7f0000013900)}], 0x0, &(0x7f0000016800))

[  518.033799][T29229] loop5: detected capacity change from 0 to 32768
[  518.063854][T29205] loop1: detected capacity change from 0 to 136
[  518.068485][T29231] loop0: detected capacity change from 0 to 32768
[  518.088557][T29238] loop3: detected capacity change from 0 to 256
[  518.091928][T29191] BTRFS info (device loop2): enabling ssd optimizations
[  518.104568][  T206] BTRFS error (device loop2): bad tree block start, want 5292032 have 49152
[  518.111569][T29229] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 7 scanned by syz-executor.5 (29229)
[  518.117334][T29205] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
[  518.180712][T29231] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 7 scanned by syz-executor.0 (29231)
[  518.208173][T29247] loop4: detected capacity change from 0 to 32800
[  518.214727][T29238] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 7 scanned by syz-executor.3 (29238)
18:21:46 executing program 5:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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[  518.277033][T29247] BTRFS: device fsid b0717768-cd43-4991-8351-c99dcb3df6b6 devid 1 transid 7 /dev/loop4 scanned by syz-executor.4 (29247)
18:21:46 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
r1 = openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x200000, 0x0)
r2 = openat$6lowpan_control(0xffffffffffffff9c, 0x0, 0x2, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
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openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

18:21:46 executing program 2:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
openat$6lowpan_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
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18:21:46 executing program 1:
syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000500)=[{&(0x7f0000010a00)="0243453030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020fe1f00200020002000200020002000200000000000000000b9010000000001b9252f45000000000000000000000000000000000000000004000000000000000001000001010000010008", 0x82, 0x8800}], 0x0, &(0x7f0000000180)={[{@check_strict}]})

18:21:46 executing program 3:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1f00, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11b, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x0, &(0x7f0000016800))

[  518.459764][T29258] loop5: detected capacity change from 0 to 32768
[  518.480868][T29247] BTRFS error (device loop4): superblock checksum mismatch
[  518.481554][T29259] loop0: detected capacity change from 0 to 32768
[  518.531640][T29247] BTRFS error (device loop4): open_ctree failed
[  518.557121][T29258] BTRFS error (device loop4): superblock checksum mismatch
18:21:46 executing program 4:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x100ff00, 0x7, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11a, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0, 0x0, 0x50be40}, {&(0x7f0000013900)}], 0x0, &(0x7f0000016800))

[  518.577032][T29258] BTRFS error (device loop4): open_ctree failed
[  518.588425][T29268] loop2: detected capacity change from 0 to 32768
[  518.604193][T29259] BTRFS error (device loop4): superblock checksum mismatch
[  518.605300][T29272] loop1: detected capacity change from 0 to 136
[  518.623223][T29273] loop3: detected capacity change from 0 to 256
[  518.661871][T29259] BTRFS error (device loop4): open_ctree failed
18:21:46 executing program 5:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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[  518.703356][T29273] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 7 scanned by syz-executor.3 (29273)
[  518.721885][T29268] BTRFS info (device loop2): disk space caching is enabled
[  518.755239][T29268] BTRFS info (device loop2): has skinny extents
[  518.796682][T17940] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 7 scanned by systemd-udevd (17940)
[  518.803357][T29272] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
[  518.819036][T29286] loop4: detected capacity change from 0 to 32895
18:21:47 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
r1 = openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x200000, 0x0)
r2 = openat$6lowpan_control(0xffffffffffffff9c, 0x0, 0x2, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
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openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

18:21:47 executing program 3:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x2000, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11b, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x0, &(0x7f0000016800))

18:21:47 executing program 1:
syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000500)=[{&(0x7f0000010a00)="0243593030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020fe1f00200020002000200020002000200000000000000000b9010000000001b9252f45000000000000000000000000000000000000000004000000000000000001000001010000010008", 0x82, 0x8800}], 0x0, &(0x7f0000000180)={[{@check_strict}]})

18:21:47 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
r1 = openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x200000, 0x0)
r2 = openat$6lowpan_control(0xffffffffffffff9c, 0x0, 0x2, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

[  519.061128][T29300] loop5: detected capacity change from 0 to 32768
[  519.129136][T29309] loop3: detected capacity change from 0 to 256
[  519.133846][T29312] loop1: detected capacity change from 0 to 136
[  519.157027][T29312] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
[  519.173300][T29300] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 7 scanned by syz-executor.5 (29300)
[  519.252324][T29309] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 7 scanned by syz-executor.3 (29309)
18:21:47 executing program 5:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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[  519.298243][T29320] loop0: detected capacity change from 0 to 32768
[  519.315372][T17833] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 7 scanned by systemd-udevd (17833)
[  519.329090][T29312] loop1: detected capacity change from 0 to 136
[  519.375169][T29268] BTRFS info (device loop2): enabling ssd optimizations
[  519.394927][  T362] BTRFS warning (device loop2): checksum verify failed on 5292032 wanted 0xeb57b18e found 0x0322eefd level 0
[  519.409014][T29312] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
18:21:47 executing program 5:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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[  519.417235][T29320] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 7 scanned by syz-executor.0 (29320)
18:21:47 executing program 3:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x2010, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11b, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x0, &(0x7f0000016800))

[  519.657230][T29286] BTRFS info (device loop2): disk space caching is enabled
[  519.664743][T29286] BTRFS info (device loop2): has skinny extents
[  519.715614][T29341] loop3: detected capacity change from 0 to 256
18:21:48 executing program 1:
syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000500)=[{&(0x7f0000010a00)="02435c3030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020fe1f00200020002000200020002000200000000000000000b9010000000001b9252f45000000000000000000000000000000000000000004000000000000000001000001010000010008", 0x82, 0x8800}], 0x0, &(0x7f0000000180)={[{@check_strict}]})

18:21:48 executing program 5:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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18:21:48 executing program 2:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
openat$6lowpan_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
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[  519.860842][T29286] BTRFS error (device loop2): open_ctree failed
[  519.887781][T29341] BTRFS error (device loop3): superblock checksum mismatch
18:21:48 executing program 4:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x100ff0f, 0x7, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11a, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0, 0x0, 0x50be40}, {&(0x7f0000013900)}], 0x0, &(0x7f0000016800))

18:21:48 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
r1 = openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x200000, 0x0)
r2 = openat$6lowpan_control(0xffffffffffffff9c, 0x0, 0x2, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

[  519.908480][T29341] BTRFS error (device loop3): open_ctree failed
[  519.925670][T29363] loop5: detected capacity change from 0 to 32768
[  519.931391][T29366] loop2: detected capacity change from 0 to 32768
[  519.943057][T29368] loop1: detected capacity change from 0 to 136
[  519.984025][T29363] BTRFS info (device loop5): disk space caching is enabled
[  519.990732][T29366] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 7 scanned by syz-executor.2 (29366)
[  520.019109][T29363] BTRFS info (device loop5): has skinny extents
18:21:48 executing program 3:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x2300, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11b, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x0, &(0x7f0000016800))

[  520.029429][T29368] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
[  520.089985][T29378] loop0: detected capacity change from 0 to 32768
[  520.155901][T29381] loop4: detected capacity change from 0 to 32895
[  520.172921][T29378] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 7 scanned by syz-executor.0 (29378)
18:21:48 executing program 2:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
openat$6lowpan_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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[  520.202695][T29368] loop1: detected capacity change from 0 to 136
[  520.273536][T29368] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
[  520.290690][T29390] loop3: detected capacity change from 0 to 256
[  520.373671][T17940] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 7 scanned by systemd-udevd (17940)
18:21:48 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
r1 = openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x200000, 0x0)
r2 = openat$6lowpan_control(0xffffffffffffff9c, 0x0, 0x2, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
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openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

18:21:48 executing program 4:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x2000000, 0x7, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11a, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0, 0x0, 0x50be40}, {&(0x7f0000013900)}], 0x0, &(0x7f0000016800))

[  520.417838][T29405] loop2: detected capacity change from 0 to 32768
[  520.481247][T29390] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 7 scanned by syz-executor.3 (29390)
[  520.520344][T29405] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 7 scanned by syz-executor.2 (29405)
18:21:48 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
r1 = openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x200000, 0x0)
r2 = openat$6lowpan_control(0xffffffffffffff9c, 0x0, 0x2, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x25, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

18:21:48 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
r1 = openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x200000, 0x0)
r2 = openat$6lowpan_control(0xffffffffffffff9c, 0x0, 0x2, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
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openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

[  520.615564][T17931] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 7 scanned by systemd-udevd (17931)
18:21:48 executing program 2:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
openat$6lowpan_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
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18:21:48 executing program 1:
syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000500)=[{&(0x7f0000010a00)="02435d3030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020fe1f00200020002000200020002000200000000000000000b9010000000001b9252f45000000000000000000000000000000000000000004000000000000000001000001010000010008", 0x82, 0x8800}], 0x0, &(0x7f0000000180)={[{@check_strict}]})

[  520.658272][T29363] BTRFS info (device loop5): enabling ssd optimizations
[  520.712042][   T10] BTRFS error (device loop5): bad tree block start, want 5292032 have 0
[  520.749718][T29422] loop4: detected capacity change from 0 to 65536
[  520.849076][T29425] loop0: detected capacity change from 0 to 32768
[  520.898455][T29422] BTRFS: device fsid b0717768-cd43-4991-8351-c99dcb3df6b6 devid 1 transid 7 /dev/loop4 scanned by syz-executor.4 (29422)
[  520.899476][T29431] loop1: detected capacity change from 0 to 136
[  520.928166][T29429] loop2: detected capacity change from 0 to 32768
18:21:49 executing program 3:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x3f00, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11b, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x0, &(0x7f0000016800))

18:21:49 executing program 5:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x24, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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[  520.954928][T29431] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
[  520.977396][T29425] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 7 scanned by syz-executor.0 (29425)
[  520.990813][T29422] BTRFS info (device loop5): disk space caching is enabled
[  521.013301][T29429] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 7 scanned by syz-executor.2 (29429)
[  521.021743][T29440] loop3: detected capacity change from 0 to 256
[  521.032741][T29422] BTRFS info (device loop5): has skinny extents
[  521.053417][T29431] loop1: detected capacity change from 0 to 136
[  521.086985][T29431] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
[  521.119776][T29440] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 7 scanned by syz-executor.3 (29440)
18:21:49 executing program 5:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x1000000, 0x24, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12c, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00', 0x1c, 0x10220}, 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18:21:49 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
r1 = openat$dlm_monitor(0xffffffffffffff9c, 0x0, 0x200000, 0x0)
r2 = openat$6lowpan_control(0xffffffffffffff9c, 0x0, 0x2, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
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openat(r0, &(0x7f0000000040)='./file0\x00', 0x4100, 0x100)

18:21:49 executing program 2:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
openat$6lowpan_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
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{&(0x7f0000014000)="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", 0x920, 0x50e6e0}, {&(0x7f0000015600)="c38252d600000000000000000000000000000000000000000000000000000000b0717768cd4349918351c99dcb3df6b6000051000000000001000000000000014a8ecaf7953449649e94a17a340467e30600000000000000040000000000000004000000000000000000000000f90100000000000000730f0000280000000100000000000000cc0000100000000000430f0000300000000100000000000000cc0000500000000000130f0000300000000100000000000000cc0000690000000000e30e000030", 0xc6, 0x510000}, {&(0x7f0000015700)="000000000000000003000000000000000001000000000000000069000000000000001900000000004a8ecaf7953449649e94a17a340467e303000000000000000001000000000000000050000000000000001900000000004a8ecaf7953449649e94a17a340467e303000000000000000001000000000000000010000000000000004000000000004a8ecaf7953449649e94a17a340467e3", 0x98, 0x510f40}], 0x0, &(0x7f0000016800))

18:21:49 executing program 1:
syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000500)=[{&(0x7f0000010a00)="0243863030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020fe1f00200020002000200020002000200000000000000000b9010000000001b9252f45000000000000000000000000000000000000000004000000000000000001000001010000010008", 0x82, 0x8800}], 0x0, &(0x7f0000000180)={[{@check_strict}]})

[  521.340948][T29471] loop0: detected capacity change from 0 to 32768
[  521.346704][T29422] BTRFS info (device loop5): enabling ssd optimizations
[  521.367416][T29471] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 7 scanned by syz-executor.0 (29471)
18:21:49 executing program 3:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_mount_image$btrfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x4000, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x11b, 0x10000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x0, &(0x7f0000016800))

[  521.392469][T15786] BTRFS error (device loop5): bad tree block start, want 5292032 have 0
[  521.463217][T29475] loop2: detected capacity change from 0 to 32768
[  521.469487][T17940] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 7 scanned by systemd-udevd (17940)
[  521.574720][T29480] loop1: detected capacity change from 0 to 136
[  521.576761][T29422] ------------[ cut here ]------------
[  521.624699][T29480] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
[  521.645352][T29485] loop3: detected capacity change from 0 to 256
[  521.658789][T29422] WARNING: CPU: 0 PID: 29422 at fs/btrfs/volumes.c:1168 close_fs_devices+0x772/0x9a0
[  521.688295][T29422] Modules linked in:
[  521.692521][T29422] CPU: 0 PID: 29422 Comm: syz-executor.4 Not tainted 5.14.0-rc3-syzkaller #0
[  521.702100][T29422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  521.712439][T29422] RIP: 0010:close_fs_devices+0x772/0x9a0
[  521.722220][T29422] Code: e8 93 81 2f fe 85 db 0f 85 07 f9 ff ff e8 46 7a 2f fe 0f 0b e9 fb f8 ff ff e8 3a 7a 2f fe 0f 0b e9 e2 fd ff ff e8 2e 7a 2f fe <0f> 0b e9 19 fe ff ff 48 c7 c7 ac 98 6c 8d e8 cb aa 75 fe e9 bb f8
[  521.751896][T29480] loop1: detected capacity change from 0 to 136
[  521.808106][T29480] isofs_fill_super: bread failed, dev=loop1, iso_blknum=34, block=68
[  521.837913][T29422] RSP: 0018:ffffc900158a77c8 EFLAGS: 00010246
[  521.851303][T29422] RAX: 0000000000040000 RBX: 0000000000000001 RCX: ffffc90011a7d000
[  521.868759][T29422] RDX: 0000000000040000 RSI: ffffffff834610c2 RDI: 0000000000000003
[  521.900870][T29422] RBP: dffffc0000000000 R08: 0000000000000000 R09: ffff8880211e013b
[  521.955593][T29422] R10: ffffffff83460ed9 R11: 0000000000000000 R12: ffff8880211e0138
[  521.963598][T29422] R13: 0000000000000000 R14: ffff88801e012508 R15: ffff8880211e0050
[  522.037859][T29422] FS:  00007f45bf903700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
[  522.075162][T29422] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  522.081817][T29422] CR2: 000000c02238c080 CR3: 000000007f76e000 CR4: 0000000000350ee0
[  522.128277][T29422] Call Trace:
[  522.135969][T29422]  btrfs_close_devices+0x8e/0x4b0
[  522.156374][T29422]  ? do_raw_read_unlock+0x70/0x70
[  522.197456][T29422]  ? btrfs_free_extra_devids+0x1a0/0x1a0
[  522.210105][T29422]  ? __sanitizer_cov_trace_cmp8+0x1d/0x70
[  522.218137][T29422]  close_ctree+0x752/0x795
[  522.223714][T29422]  ? btrfs_cleanup_one_transaction.cold+0x4f/0x4f
[  522.231600][T29422]  ? iput+0x58/0x70
[  522.236084][T29422]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[  522.253259][T29422]  ? btrfs_iget+0x149/0x210
[  522.258562][T29422]  ? btrfs_orphan_cleanup+0x740/0x740
[  522.264165][T29422]  ? sget+0x11f/0x580
[  522.295265][T29422]  btrfs_mount_root.cold+0xb0/0x165
[  522.315836][T29422]  ? parse_rescue_options+0x350/0x350
[  522.324117][T29422]  ? legacy_parse_param+0x3e9/0x8b0
[  522.334655][T29422]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[  522.342620][T29422]  ? vfs_parse_fs_param_source+0x1e0/0x1e0
[  522.348827][T29422]  ? vfs_parse_fs_string+0xf8/0x150
[  522.354102][T29422]  ? vfs_parse_fs_param+0x3c0/0x3c0
[  522.359446][T29422]  ? __kasan_kmalloc+0x9b/0xd0
[  522.364279][T29422]  ? parse_rescue_options+0x350/0x350
[  522.369792][T29422]  legacy_get_tree+0x105/0x220
[  522.404565][T29422]  vfs_get_tree+0x89/0x2f0
[  522.418468][T29422]  vfs_kern_mount.part.0+0xd3/0x170
[  522.430306][T29422]  vfs_kern_mount+0x3c/0x60
[  522.436003][T29422]  btrfs_mount+0x234/0xa60
[  522.475051][T29422]  ? btrfs_show_options+0x1280/0x1280
[  522.480746][T29422]  ? rcu_read_lock_sched_held+0x3a/0x70
[  522.493548][T29422]  ? kfree+0x226/0x650
[  522.504714][T29422]  ? legacy_parse_param+0x3e9/0x8b0
[  522.512373][T29422]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[  522.543590][T29422]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[  522.558126][T29422]  ? vfs_parse_fs_param_source+0x1e0/0x1e0
[  522.565702][T29422]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[  522.571963][T29422]  ? apparmor_capable+0x1d8/0x460
[  522.600661][T29422]  ? btrfs_show_options+0x1280/0x1280
[  522.611375][T29422]  legacy_get_tree+0x105/0x220
[  522.624764][T29422]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[  522.649527][T29422]  vfs_get_tree+0x89/0x2f0
[  522.660773][T29422]  path_mount+0x132a/0x1fa0
[  522.669664][T29422]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[  522.677252][T29422]  ? strncpy_from_user+0x2a0/0x3e0
[  522.709583][T29422]  ? finish_automount+0xaf0/0xaf0
[  522.728013][T29422]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[  522.738339][T29422]  ? getname_flags.part.0+0x1dd/0x4f0
[  522.743815][T29422]  __x64_sys_mount+0x27f/0x300
[  522.749643][T29422]  ? copy_mnt_ns+0xae0/0xae0
[  522.776488][T29422]  ? syscall_enter_from_user_mode+0x21/0x70
[  522.792595][T29422]  do_syscall_64+0x35/0xb0
[  522.801789][T29422]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[  522.809346][T29422] RIP: 0033:0x467b0a
[  522.813307][T29422] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  522.868067][T29422] RSP: 002b:00007f45bf902fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
[  522.877537][T29422] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000467b0a
[  522.893918][T29422] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f45bf903000
[  522.926628][T29422] RBP: 00007f45bf903040 R08: 00007f45bf903040 R09: 0000000020000000
[  522.939639][T29422] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000
[  522.948150][T29422] R13: 0000000020000100 R14: 00007f45bf903000 R15: 0000000020016800
[  522.957695][T29422] Kernel panic - not syncing: panic_on_warn set ...
[  522.964308][T29422] CPU: 1 PID: 29422 Comm: syz-executor.4 Not tainted 5.14.0-rc3-syzkaller #0
[  522.973157][T29422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  522.983206][T29422] Call Trace:
[  522.986478][T29422]  dump_stack_lvl+0xcd/0x134
[  522.991078][T29422]  panic+0x306/0x73d
[  522.994978][T29422]  ? __warn_printk+0xf3/0xf3
[  522.999575][T29422]  ? __warn.cold+0x1a/0x44
[  523.003994][T29422]  ? close_fs_devices+0x772/0x9a0
[  523.009022][T29422]  __warn.cold+0x35/0x44
[  523.013268][T29422]  ? close_fs_devices+0x772/0x9a0
[  523.018386][T29422]  report_bug+0x1bd/0x210
[  523.022718][T29422]  handle_bug+0x3c/0x60
[  523.026874][T29422]  exc_invalid_op+0x14/0x40
[  523.031377][T29422]  asm_exc_invalid_op+0x12/0x20
[  523.036227][T29422] RIP: 0010:close_fs_devices+0x772/0x9a0
[  523.041861][T29422] Code: e8 93 81 2f fe 85 db 0f 85 07 f9 ff ff e8 46 7a 2f fe 0f 0b e9 fb f8 ff ff e8 3a 7a 2f fe 0f 0b e9 e2 fd ff ff e8 2e 7a 2f fe <0f> 0b e9 19 fe ff ff 48 c7 c7 ac 98 6c 8d e8 cb aa 75 fe e9 bb f8
[  523.061474][T29422] RSP: 0018:ffffc900158a77c8 EFLAGS: 00010246
[  523.067538][T29422] RAX: 0000000000040000 RBX: 0000000000000001 RCX: ffffc90011a7d000
[  523.075508][T29422] RDX: 0000000000040000 RSI: ffffffff834610c2 RDI: 0000000000000003
[  523.083562][T29422] RBP: dffffc0000000000 R08: 0000000000000000 R09: ffff8880211e013b
[  523.091532][T29422] R10: ffffffff83460ed9 R11: 0000000000000000 R12: ffff8880211e0138
[  523.099500][T29422] R13: 0000000000000000 R14: ffff88801e012508 R15: ffff8880211e0050
[  523.107472][T29422]  ? close_fs_devices+0x589/0x9a0
[  523.112505][T29422]  ? close_fs_devices+0x772/0x9a0
[  523.117536][T29422]  ? close_fs_devices+0x772/0x9a0
[  523.122566][T29422]  btrfs_close_devices+0x8e/0x4b0
[  523.127592][T29422]  ? do_raw_read_unlock+0x70/0x70
[  523.132617][T29422]  ? btrfs_free_extra_devids+0x1a0/0x1a0
[  523.138255][T29422]  ? __sanitizer_cov_trace_cmp8+0x1d/0x70
[  523.143980][T29422]  close_ctree+0x752/0x795
[  523.148402][T29422]  ? btrfs_cleanup_one_transaction.cold+0x4f/0x4f
[  523.154948][T29422]  ? iput+0x58/0x70
[  523.158839][T29422]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[  523.165082][T29422]  ? btrfs_iget+0x149/0x210
[  523.169583][T29422]  ? btrfs_orphan_cleanup+0x740/0x740
[  523.174957][T29422]  ? sget+0x11f/0x580
[  523.178941][T29422]  btrfs_mount_root.cold+0xb0/0x165
[  523.184145][T29422]  ? parse_rescue_options+0x350/0x350
[  523.189513][T29422]  ? legacy_parse_param+0x3e9/0x8b0
[  523.194713][T29422]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[  523.200956][T29422]  ? vfs_parse_fs_param_source+0x1e0/0x1e0
[  523.206765][T29422]  ? vfs_parse_fs_string+0xf8/0x150
[  523.211960][T29422]  ? vfs_parse_fs_param+0x3c0/0x3c0
[  523.217153][T29422]  ? __kasan_kmalloc+0x9b/0xd0
[  523.221922][T29422]  ? parse_rescue_options+0x350/0x350
[  523.227298][T29422]  legacy_get_tree+0x105/0x220
[  523.232062][T29422]  vfs_get_tree+0x89/0x2f0
[  523.236475][T29422]  vfs_kern_mount.part.0+0xd3/0x170
[  523.241676][T29422]  vfs_kern_mount+0x3c/0x60
[  523.246186][T29422]  btrfs_mount+0x234/0xa60
[  523.250608][T29422]  ? btrfs_show_options+0x1280/0x1280
[  523.255983][T29422]  ? rcu_read_lock_sched_held+0x3a/0x70
[  523.261533][T29422]  ? kfree+0x226/0x650
[  523.265599][T29422]  ? legacy_parse_param+0x3e9/0x8b0
[  523.270796][T29422]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[  523.277033][T29422]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[  523.283357][T29422]  ? vfs_parse_fs_param_source+0x1e0/0x1e0
[  523.289166][T29422]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[  523.295411][T29422]  ? apparmor_capable+0x1d8/0x460
[  523.300459][T29422]  ? btrfs_show_options+0x1280/0x1280
[  523.305835][T29422]  legacy_get_tree+0x105/0x220
[  523.310597][T29422]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[  523.317102][T29422]  vfs_get_tree+0x89/0x2f0
[  523.321516][T29422]  path_mount+0x132a/0x1fa0
[  523.326018][T29422]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[  523.332261][T29422]  ? strncpy_from_user+0x2a0/0x3e0
[  523.337377][T29422]  ? finish_automount+0xaf0/0xaf0
[  523.343004][T29422]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[  523.349261][T29422]  ? getname_flags.part.0+0x1dd/0x4f0
[  523.354637][T29422]  __x64_sys_mount+0x27f/0x300
[  523.359399][T29422]  ? copy_mnt_ns+0xae0/0xae0
[  523.364113][T29422]  ? syscall_enter_from_user_mode+0x21/0x70
[  523.370014][T29422]  do_syscall_64+0x35/0xb0
[  523.374433][T29422]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[  523.380332][T29422] RIP: 0033:0x467b0a
[  523.384226][T29422] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  523.403837][T29422] RSP: 002b:00007f45bf902fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
[  523.412246][T29422] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000467b0a
[  523.420216][T29422] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f45bf903000
[  523.428185][T29422] RBP: 00007f45bf903040 R08: 00007f45bf903040 R09: 0000000020000000
[  523.436151][T29422] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000
[  523.444115][T29422] R13: 0000000020000100 R14: 00007f45bf903000 R15: 0000000020016800
[  523.457632][T29422] Kernel Offset: disabled
[  523.462158][T29422] Rebooting in 86400 seconds..