Extracting prog: 1m4.796345448s
Minimizing prog: 11m19.888571295s
Simplifying prog options: 0s
Extracting C: 33.315674984s
Simplifying C: 4m48.870428405s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280), &(0x7f00000002c0)="30573472b621739991c336124406e8a5c812ca847e3bf9b837c91d46ab", 0x1d, 0x1)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000180), &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program crashed: KASAN: use-after-free Read in ext4_ext_remove_space
single: successfully extracted reproducer
found reproducer with 5 syscalls
minimizing guilty program
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280), &(0x7f00000002c0)="30573472b621739991c336124406e8a5c812ca847e3bf9b837c91d46ab", 0x1d, 0x1)

program did not crash
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000180), &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program did not crash
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280), &(0x7f00000002c0)="30573472b621739991c336124406e8a5c812ca847e3bf9b837c91d46ab", 0x1d, 0x1)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000180), &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program did not crash
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$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")
pwrite64(0xffffffffffffffff, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280), &(0x7f00000002c0)="30573472b621739991c336124406e8a5c812ca847e3bf9b837c91d46ab", 0x1d, 0x1)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000180), &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program did not crash
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280), &(0x7f00000002c0)="30573472b621739991c336124406e8a5c812ca847e3bf9b837c91d46ab", 0x1d, 0x1)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000180), &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program did not crash
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$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")
r0 = openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280), &(0x7f00000002c0)="30573472b621739991c336124406e8a5c812ca847e3bf9b837c91d46ab", 0x1d, 0x1)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000180), &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program did not crash
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
pwrite64(r0, 0x0, 0x0, 0x9000)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280), &(0x7f00000002c0)="30573472b621739991c336124406e8a5c812ca847e3bf9b837c91d46ab", 0x1d, 0x1)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000180), &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program did not crash
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0), 0x0, 0x9000)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280), &(0x7f00000002c0)="30573472b621739991c336124406e8a5c812ca847e3bf9b837c91d46ab", 0x1d, 0x1)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000180), &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program did not crash
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)
setxattr$incfs_metadata(0x0, &(0x7f0000000280), &(0x7f00000002c0)="30573472b621739991c336124406e8a5c812ca847e3bf9b837c91d46ab", 0x1d, 0x1)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000180), &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program did not crash
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', 0x0, &(0x7f00000002c0)="30573472b621739991c336124406e8a5c812ca847e3bf9b837c91d46ab", 0x1d, 0x1)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000180), &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program did not crash
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280), 0x0, 0x0, 0x1)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000180), &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program did not crash
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280), &(0x7f00000002c0), 0x0, 0x1)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000180), &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program did not crash
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$eJzs3c9rXEUcAPDv22TTH6k2hVJURAIerNRumsQfFTzUsxYLeq9Lsg0lm27JbkoTC7YHe5biRSyId/HssfgPePBvKGihSAl68BJ5m7fb/NhNNsk22XY/H3hh5v3YmXnzZjKzs8sG0LdG0z+5iFcj4tsk4nhEJNmxwcgOjq6et/zk1lS6JbGy8vnfSf28NN54rcZ1w1nklYj47ZuIM7nN6VYXl2aL5XJpPouP1eauj1UXl85enSvOlGZK1yYmJ8+/Nznx4Qfvd62sb1/69/vPHgxksRP3krgQx7LY2nLswe21kdEYze5JPi5sOHG8C4n1kqTl3l/2PR/szEDWzvOR9gHHYyBr9cCL7+uIWAH6VLLj9v9H/tnkBNhfjXFAY27fpXnwc+Pxx6sToM3lH1x9byQO1+dGR5eTdTOjdL470oX00zR+/ev+vXSL7r0PAbCt23ci4tzg4Ob+L8n6v90718E5G9PQ/8H+eZCOf95pNf7JNcc/0WL8M9yi7e7G9u0/96gLybSVjv8+ajn+bS5ajQxksZfqY758cuVquZT2bS9HxOnIH0rjW63nnF9+uNLu2NrxX7ql6TfGglk+Hg0eWn/NdLFWHN5Lodd4fCfitZbj36RZ/0mL+k/vx6UO0zhVuv9Gu2Pbl//ZWvkp4q2W9f90RSvZen1yrP48jDWeis3+uXvq93bpH3T50/o/unX5R5K167XVnafx4+H/StFcT15vXfmj8+d/KPmiHh7K9t0s1mrz4xFDyafN/bnG/omn1zbijfPT8p9+c+v+r9XzfyQivuyw/HdP/vx6u2O9UP/TLeu/ObvdUP87Dzz85Ksf2qXfWf/3bj10OtuT1v925eo0g3u5dwAAAAAAANBrchFxLJJcoRnO5QqF1c93nIyjuXKlWjtzpbJwbTrq35UdiXyusdJ9fM3nIcazFcNGfGJDfDIiTkTEdwNH6vHCVKU8fdCFBwAAAAAAAAAAAAAAAAAAgB4x3Ob7/6k/Bw46d8Az5ye/oX9t2/678UtPQE/y/x/6l/YP/Uv7h/6l/UP/0v6hf2n/0L+0f+hf2j8AAAAAAAAAAAAAAAAAAAAAAAAAAAB01aWLF9NtZfnJrak0Pn1jcWG2cuPsdKk6W5hbmCpMVeavF2YqlZlyqTBVmdvu9cqVyvXxiVi4OVYrVWtj1cWly3OVhWu1y1fnijOly6X8vpQKAAAAAAAAAAAAAAAAAAAAni/VxaXZYrlcmt9NYCgi9nC5wIsQGOyNbOwqcKg3stGTgYPumQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADgqf8DAAD//7fxMN0=")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280), &(0x7f00000002c0)="30573472b621739991c336124406e8a5c812ca847e3bf9b837c91d46ab", 0x1d, 0x1)
lsetxattr$trusted_overlay_upper(0x0, &(0x7f0000000180), &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program did not crash
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280), &(0x7f00000002c0)="30573472b621739991c336124406e8a5c812ca847e3bf9b837c91d46ab", 0x1d, 0x1)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', 0x0, &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program did not crash
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280), &(0x7f00000002c0)="30573472b621739991c336124406e8a5c812ca847e3bf9b837c91d46ab", 0x1d, 0x1)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000180), 0x0, 0x361, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
program crashed: KASAN: use-after-free Read in ext4_ext_remove_space
simplifying C reproducer
testing compiled C program (duration=35.148393069s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
program did not crash
testing compiled C program (duration=35.148393069s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
program did not crash
testing compiled C program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
program did not crash
testing compiled C program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
program crashed: KASAN: use-after-free Read in ext4_ext_remove_space
testing compiled C program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
program did not crash
testing compiled C program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
program crashed: KASAN: use-after-free Read in ext4_ext_remove_space
testing compiled C program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
program crashed: KASAN: use-after-free Read in ext4_ext_remove_space
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280), &(0x7f00000002c0)="30573472b621739991c336124406e8a5c812ca847e3bf9b837c91d46ab", 0x1d, 0x1)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000180), &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program crashed: KASAN: use-after-free Read in ext4_ext_remove_space
validation run: crashed=true
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$eJzs3c9rXEUcAPDv22TTH6k2hVJURAIerNRumsQfFTzUsxYLeq9Lsg0lm27JbkoTC7YHe5biRSyId/HssfgPePBvKGihSAl68BJ5m7fb/NhNNsk22XY/H3hh5v3YmXnzZjKzs8sG0LdG0z+5iFcj4tsk4nhEJNmxwcgOjq6et/zk1lS6JbGy8vnfSf28NN54rcZ1w1nklYj47ZuIM7nN6VYXl2aL5XJpPouP1eauj1UXl85enSvOlGZK1yYmJ8+/Nznx4Qfvd62sb1/69/vPHgxksRP3krgQx7LY2nLswe21kdEYze5JPi5sOHG8C4n1kqTl3l/2PR/szEDWzvOR9gHHYyBr9cCL7+uIWAH6VLLj9v9H/tnkBNhfjXFAY27fpXnwc+Pxx6sToM3lH1x9byQO1+dGR5eTdTOjdL470oX00zR+/ev+vXSL7r0PAbCt23ci4tzg4Ob+L8n6v90718E5G9PQ/8H+eZCOf95pNf7JNcc/0WL8M9yi7e7G9u0/96gLybSVjv8+ajn+bS5ajQxksZfqY758cuVquZT2bS9HxOnIH0rjW63nnF9+uNLu2NrxX7ql6TfGglk+Hg0eWn/NdLFWHN5Lodd4fCfitZbj36RZ/0mL+k/vx6UO0zhVuv9Gu2Pbl//ZWvkp4q2W9f90RSvZen1yrP48jDWeis3+uXvq93bpH3T50/o/unX5R5K167XVnafx4+H/StFcT15vXfmj8+d/KPmiHh7K9t0s1mrz4xFDyafN/bnG/omn1zbijfPT8p9+c+v+r9XzfyQivuyw/HdP/vx6u2O9UP/TLeu/ObvdUP87Dzz85Ksf2qXfWf/3bj10OtuT1v925eo0g3u5dwAAAAAAANBrchFxLJJcoRnO5QqF1c93nIyjuXKlWjtzpbJwbTrq35UdiXyusdJ9fM3nIcazFcNGfGJDfDIiTkTEdwNH6vHCVKU8fdCFBwAAAAAAAAAAAAAAAAAAgB4x3Ob7/6k/Bw46d8Az5ye/oX9t2/678UtPQE/y/x/6l/YP/Uv7h/6l/UP/0v6hf2n/0L+0f+hf2j8AAAAAAAAAAAAAAAAAAAAAAAAAAAB01aWLF9NtZfnJrak0Pn1jcWG2cuPsdKk6W5hbmCpMVeavF2YqlZlyqTBVmdvu9cqVyvXxiVi4OVYrVWtj1cWly3OVhWu1y1fnijOly6X8vpQKAAAAAAAAAAAAAAAAAAAAni/VxaXZYrlcmt9NYCgi9nC5wIsQGOyNbOwqcKg3stGTgYPumQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADgqf8DAAD//7fxMN0=")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280), &(0x7f00000002c0)="30573472b621739991c336124406e8a5c812ca847e3bf9b837c91d46ab", 0x1d, 0x1)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000180), &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program crashed: KASAN: use-after-free Write in ext4_ext_remove_space
validation run: crashed=true
testing program (duration=35.148393069s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$incfs_metadata-lsetxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x56f, &(0x7f00000004c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)
setxattr$incfs_metadata(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280), &(0x7f00000002c0)="30573472b621739991c336124406e8a5c812ca847e3bf9b837c91d46ab", 0x1d, 0x1)
lsetxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000180), &(0x7f0000000800)=ANY=[], 0x361, 0x0)

program crashed: KASAN: use-after-free Read in ext4_ext_remove_space
validation run: crashed=true
reproducing took 20m33.412630013s
repro crashed as (corrupted=false):
EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3850: comm syz.1.18: Allocating blocks 497-513 which overlap fs metadata
EXT4-fs (loop1): pa ffff888135d29888: logic 256, phys. 385, len 8
EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4890: group 0, free 0, pa_free 1
==================================================================
BUG: KASAN: use-after-free in ext4_ext_rm_leaf fs/ext4/extents.c:2602 [inline]
BUG: KASAN: use-after-free in ext4_ext_remove_space+0x348b/0x40d0 fs/ext4/extents.c:2940
Read of size 4 at addr ffff888135a8f54c by task syz.1.18/445

CPU: 1 PID: 445 Comm: syz.1.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x24 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 print_address_description+0x71/0x200 mm/kasan/report.c:316
 print_report+0x4a/0x60 mm/kasan/report.c:420
 kasan_report+0x122/0x150 mm/kasan/report.c:524
 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:350
 ext4_ext_rm_leaf fs/ext4/extents.c:2602 [inline]
 ext4_ext_remove_space+0x348b/0x40d0 fs/ext4/extents.c:2940
 ext4_ext_truncate+0x200/0x320 fs/ext4/extents.c:4476
 ext4_truncate+0x9be/0xfb0 fs/ext4/inode.c:4297
 ext4_truncate_failed_write fs/ext4/truncate.h:22 [inline]
 ext4_write_begin+0xa6a/0xf90 fs/ext4/inode.c:1289
 ext4_da_write_begin+0x3e7/0x8c0 fs/ext4/inode.c:3001
 generic_perform_write+0x32d/0x740 mm/filemap.c:3905
 ext4_buffered_write_iter+0x367/0x630 fs/ext4/file.c:285
 ext4_file_write_iter+0x191/0x1500 fs/ext4/file.c:-1
 call_write_iter include/linux/fs.h:2282 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x603/0xce0 fs/read_write.c:584
 ksys_pwrite64 fs/read_write.c:699 [inline]
 __do_sys_pwrite64 fs/read_write.c:709 [inline]
 __se_sys_pwrite64 fs/read_write.c:706 [inline]
 __x64_sys_pwrite64+0x197/0x220 fs/read_write.c:706
 x64_sys_call+0x36/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:19
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f697899c819
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f69798bb028 EFLAGS: 00000246 ORIG_RAX: 0000000000000012
RAX: ffffffffffffffda RBX: 00007f6978c15fa0 RCX: 00007f697899c819
RDX: 00000000200000c1 RSI: 00002000000000c0 RDI: 0000000000000004
RBP: 00007f6978a32c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000009000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6978c16038 R14: 00007f6978c15fa0 R15: 00007ffc3046c0f8
 </TASK>

The buggy address belongs to the physical page:
page:ffffea0004d6a3c0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x135a8f
flags: 0x4000000000000000(zone=1)
raw: 4000000000000000 ffffea0004d61108 ffffea0004d6a388 0000000000000000
raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as freed
page last allocated via order 0, migratetype Movable, gfp_mask 0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), pid 418, tgid 417 (syz.4.24), ts 31863598532, free_ts 32213716959
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x1f5/0x210 mm/page_alloc.c:2670
 prep_new_page+0x1c/0x110 mm/page_alloc.c:2677
 get_page_from_freelist+0x2d12/0x2d80 mm/page_alloc.c:4583
 __alloc_pages+0x1fa/0x610 mm/page_alloc.c:5924
 __folio_alloc+0x12/0x40 mm/page_alloc.c:5957
 __folio_alloc_node include/linux/gfp.h:245 [inline]
 folio_alloc include/linux/gfp.h:274 [inline]
 shmem_alloc_folio mm/shmem.c:1597 [inline]
 shmem_alloc_and_acct_folio+0x6dd/0x8c0 mm/shmem.c:1622
 shmem_get_folio_gfp+0x119f/0x2230 mm/shmem.c:1951
 shmem_get_folio mm/shmem.c:2082 [inline]
 shmem_write_begin+0xea/0x2c0 mm/shmem.c:2567
 generic_perform_write+0x32d/0x740 mm/filemap.c:3905
 __generic_file_write_iter+0x17a/0x230 mm/filemap.c:4004
 generic_file_write_iter+0xae/0x310 mm/filemap.c:4033
 call_write_iter include/linux/fs.h:2282 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x603/0xce0 fs/read_write.c:584
 ksys_write+0x149/0x250 fs/read_write.c:637
 __do_sys_write fs/read_write.c:649 [inline]
 __se_sys_write fs/read_write.c:646 [inline]
 __x64_sys_write+0x7b/0x90 fs/read_write.c:646
 x64_sys_call+0x27b/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:2
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:26 [inline]
 free_pages_prepare mm/page_alloc.c:1578 [inline]
 free_pcp_prepare mm/page_alloc.c:1652 [inline]
 free_unref_page_prepare+0x742/0x750 mm/page_alloc.c:3618
 free_unref_page_list+0x117/0x8c0 mm/page_alloc.c:3769
 release_pages+0xaf2/0xb50 mm/swap.c:1048
 __pagevec_release+0x71/0xe0 mm/swap.c:1068
 pagevec_release include/linux/pagevec.h:71 [inline]
 folio_batch_release include/linux/pagevec.h:135 [inline]
 shmem_undo_range+0x574/0x1540 mm/shmem.c:951
 shmem_truncate_range mm/shmem.c:1067 [inline]
 shmem_evict_inode+0x255/0xa50 mm/shmem.c:1176
 evict+0x4d7/0x8f0 fs/inode.c:708
 iput_final fs/inode.c:1844 [inline]
 iput+0x620/0x670 fs/inode.c:1870
 dentry_unlink_inode+0x33d/0x3f0 fs/dcache.c:405
 __dentry_kill+0x460/0x670 fs/dcache.c:611
 dentry_kill+0xc0/0x2a0 fs/dcache.c:-1
 dput+0x42/0x80 fs/dcache.c:918
 __fput+0x5be/0x8f0 fs/file_table.c:328
 ____fput+0x15/0x20 fs/file_table.c:348
 task_work_run+0x1e1/0x250 kernel/task_work.c:203
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop+0x9b/0xb0 kernel/entry/common.c:177

Memory state around the buggy address:
 ffff888135a8f400: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff888135a8f480: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff888135a8f500: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                                              ^
 ffff888135a8f580: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff888135a8f600: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================

final repro crashed as (corrupted=false):
EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3850: comm syz.1.18: Allocating blocks 497-513 which overlap fs metadata
EXT4-fs (loop1): pa ffff888135d29888: logic 256, phys. 385, len 8
EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4890: group 0, free 0, pa_free 1
==================================================================
BUG: KASAN: use-after-free in ext4_ext_rm_leaf fs/ext4/extents.c:2602 [inline]
BUG: KASAN: use-after-free in ext4_ext_remove_space+0x348b/0x40d0 fs/ext4/extents.c:2940
Read of size 4 at addr ffff888135a8f54c by task syz.1.18/445

CPU: 1 PID: 445 Comm: syz.1.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x24 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 print_address_description+0x71/0x200 mm/kasan/report.c:316
 print_report+0x4a/0x60 mm/kasan/report.c:420
 kasan_report+0x122/0x150 mm/kasan/report.c:524
 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:350
 ext4_ext_rm_leaf fs/ext4/extents.c:2602 [inline]
 ext4_ext_remove_space+0x348b/0x40d0 fs/ext4/extents.c:2940
 ext4_ext_truncate+0x200/0x320 fs/ext4/extents.c:4476
 ext4_truncate+0x9be/0xfb0 fs/ext4/inode.c:4297
 ext4_truncate_failed_write fs/ext4/truncate.h:22 [inline]
 ext4_write_begin+0xa6a/0xf90 fs/ext4/inode.c:1289
 ext4_da_write_begin+0x3e7/0x8c0 fs/ext4/inode.c:3001
 generic_perform_write+0x32d/0x740 mm/filemap.c:3905
 ext4_buffered_write_iter+0x367/0x630 fs/ext4/file.c:285
 ext4_file_write_iter+0x191/0x1500 fs/ext4/file.c:-1
 call_write_iter include/linux/fs.h:2282 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x603/0xce0 fs/read_write.c:584
 ksys_pwrite64 fs/read_write.c:699 [inline]
 __do_sys_pwrite64 fs/read_write.c:709 [inline]
 __se_sys_pwrite64 fs/read_write.c:706 [inline]
 __x64_sys_pwrite64+0x197/0x220 fs/read_write.c:706
 x64_sys_call+0x36/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:19
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f697899c819
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f69798bb028 EFLAGS: 00000246 ORIG_RAX: 0000000000000012
RAX: ffffffffffffffda RBX: 00007f6978c15fa0 RCX: 00007f697899c819
RDX: 00000000200000c1 RSI: 00002000000000c0 RDI: 0000000000000004
RBP: 00007f6978a32c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000009000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6978c16038 R14: 00007f6978c15fa0 R15: 00007ffc3046c0f8
 </TASK>

The buggy address belongs to the physical page:
page:ffffea0004d6a3c0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x135a8f
flags: 0x4000000000000000(zone=1)
raw: 4000000000000000 ffffea0004d61108 ffffea0004d6a388 0000000000000000
raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as freed
page last allocated via order 0, migratetype Movable, gfp_mask 0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), pid 418, tgid 417 (syz.4.24), ts 31863598532, free_ts 32213716959
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x1f5/0x210 mm/page_alloc.c:2670
 prep_new_page+0x1c/0x110 mm/page_alloc.c:2677
 get_page_from_freelist+0x2d12/0x2d80 mm/page_alloc.c:4583
 __alloc_pages+0x1fa/0x610 mm/page_alloc.c:5924
 __folio_alloc+0x12/0x40 mm/page_alloc.c:5957
 __folio_alloc_node include/linux/gfp.h:245 [inline]
 folio_alloc include/linux/gfp.h:274 [inline]
 shmem_alloc_folio mm/shmem.c:1597 [inline]
 shmem_alloc_and_acct_folio+0x6dd/0x8c0 mm/shmem.c:1622
 shmem_get_folio_gfp+0x119f/0x2230 mm/shmem.c:1951
 shmem_get_folio mm/shmem.c:2082 [inline]
 shmem_write_begin+0xea/0x2c0 mm/shmem.c:2567
 generic_perform_write+0x32d/0x740 mm/filemap.c:3905
 __generic_file_write_iter+0x17a/0x230 mm/filemap.c:4004
 generic_file_write_iter+0xae/0x310 mm/filemap.c:4033
 call_write_iter include/linux/fs.h:2282 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x603/0xce0 fs/read_write.c:584
 ksys_write+0x149/0x250 fs/read_write.c:637
 __do_sys_write fs/read_write.c:649 [inline]
 __se_sys_write fs/read_write.c:646 [inline]
 __x64_sys_write+0x7b/0x90 fs/read_write.c:646
 x64_sys_call+0x27b/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:2
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:26 [inline]
 free_pages_prepare mm/page_alloc.c:1578 [inline]
 free_pcp_prepare mm/page_alloc.c:1652 [inline]
 free_unref_page_prepare+0x742/0x750 mm/page_alloc.c:3618
 free_unref_page_list+0x117/0x8c0 mm/page_alloc.c:3769
 release_pages+0xaf2/0xb50 mm/swap.c:1048
 __pagevec_release+0x71/0xe0 mm/swap.c:1068
 pagevec_release include/linux/pagevec.h:71 [inline]
 folio_batch_release include/linux/pagevec.h:135 [inline]
 shmem_undo_range+0x574/0x1540 mm/shmem.c:951
 shmem_truncate_range mm/shmem.c:1067 [inline]
 shmem_evict_inode+0x255/0xa50 mm/shmem.c:1176
 evict+0x4d7/0x8f0 fs/inode.c:708
 iput_final fs/inode.c:1844 [inline]
 iput+0x620/0x670 fs/inode.c:1870
 dentry_unlink_inode+0x33d/0x3f0 fs/dcache.c:405
 __dentry_kill+0x460/0x670 fs/dcache.c:611
 dentry_kill+0xc0/0x2a0 fs/dcache.c:-1
 dput+0x42/0x80 fs/dcache.c:918
 __fput+0x5be/0x8f0 fs/file_table.c:328
 ____fput+0x15/0x20 fs/file_table.c:348
 task_work_run+0x1e1/0x250 kernel/task_work.c:203
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop+0x9b/0xb0 kernel/entry/common.c:177

Memory state around the buggy address:
 ffff888135a8f400: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff888135a8f480: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff888135a8f500: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                                              ^
 ffff888135a8f580: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff888135a8f600: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================