Extracting prog: 6m40.7782089s
Minimizing prog: 2h37m53.968155576s
Simplifying prog options: 3m7.383264301s
Extracting C: 5m9.364676738s
Simplifying C: 0s


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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program crashed: KASAN: use-after-free Read in ext4_ext_remove_space
single: successfully extracted reproducer
found reproducer with 9 syscalls
minimizing guilty program
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
pwritev2(0xffffffffffffffff, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-openat-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r0 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$eJzs3ctvW1UaAPDPdpMmaWb6mNGo7UjTSh2p81DjPDRqMjObWc3MotJoKrEBqYTEDSVOHMVOaaIuUth1wQKBQEIs2PMXsKErKiTEGvaIBSqCEiRAQjK613abOHGwII1p7u8n3ebch/2dU+s7Ovf4Xt8AMuts8k8uYjgiPoyIo43VrQecbfzZuH9zJllyUa9f/iKXHpestw5tve5IRKxHxEBE/P/fEc/ktsetrq7NT5fLpeXmerG2sFSsrq5duLYwPVeaKy2OTV6cmpocnRif2rO23n7puduX3vlv/9vfvHjv7svvvZtUa7i5b3M79lKj6X1xfNO2QxHxz0cRrAcKzfYM9roi/CTJ5/ebiDiX5v/RKKSfJpAF9Xq9/n39cKfd63XgwMqnY+BcfiQiGuV8fmSkMYb/bQzly5Vq7a9XKyuLs42x8rHoy1+9Vi6NNs8VjkVfLlkfS8sP18fb1ici0jHwK4XBdH1kplKe3d+uDmhzpC3/vy408h/ICKf8kF3yH7JL/kN2yX/ILvkP2SX/IbvkP2SX/Ifskv+QXfIfskv+Qyb979KlZKm37n+fvb66Ml+5fmG2VJ0fWViZGZmpLC+NzFUqc+k9Ows/9n7lSmVp7G+xcqNYK1Vrxerq2pWFyspi7Up6X/+VUt++tAroxvEzdz7ORcT63wfTJdHf3CdX4WCr13PR63uQgd4o9LoDAnrG1B9kl3N8oP0netvHBQOdXrj0cL4QeLzke10BoGfOn/L9H2SV+X/ILvP/kF3G+MAOj+jbYrf5f+DxZP4fsmu4w/O/frXp2V2jEfHriPio0He49awv4CDIf5Zrjv/PH/3jcPve/ty36VcE/RHx/BuXX7sxXastjyXbv3ywvfZ6c/v4phd2PGEAeqWVp608BgCya+P+zZnWsp9xP/9X4yKE7fEPNecmB9LvKIc2cluuVcjt0bUL67ci4uRO8XPN5503TmSGNgrb4p9o/s013iKt76H0uen7E//Upvh/2BT/9M/+X4FsuJP0P6M75V8+zel4kH9b+5/hPbp2onP/l3/Q/xU69H9nuozx7JsvfNox/q2I0zvGb8UbSGO1x0/qdr7L+PeeeuJ3nfbV32q8z07xW5JSsbawVKyurl1If0durrQ4NnlxampydGJ8qpjOURdbM9Xb/ePkB3d3a/9Qh/i7tT/Z9ucu2//d799/8uwu8f90bufP/8Qu8Qcj4i9dxv9q/JOnO+1L4s92aH9+l/jJtoku41df/c/hLg8FAPZBdXVtfrpcLi0rKCj0pHDrl1GNtkKveybgUauuJqfmSdL3uiYAAAAAAAAAAABAt/bjcuJetxEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4CD4IQAA//9HcdTQ")
pwrite64(0xffffffffffffffff, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r0 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
testing program (duration=8m22.752409563s, {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-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, 0x0, 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, 0x0, 0x0, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140), 0x0, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(0x0, 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$eJzs3ctvW1UaAPDPdpMmaWb6mNGo7UjTSh2p81DjPDRqMjObWc3MotJoKrEBqYTEDSVOHMVOaaIuUth1wQKBQEIs2PMXsKErKiTEGvaIBSqCEiRAQjK613abOHGwII1p7u8n3ebch/2dU+s7Ovf4Xt8AMuts8k8uYjgiPoyIo43VrQecbfzZuH9zJllyUa9f/iKXHpestw5tve5IRKxHxEBE/P/fEc/ktsetrq7NT5fLpeXmerG2sFSsrq5duLYwPVeaKy2OTV6cmpocnRif2rO23n7puduX3vlv/9vfvHjv7svvvZtUa7i5b3M79lKj6X1xfNO2QxHxz0cRrAcKzfYM9roi/CTJ5/ebiDiX5v/RKKSfJpAF9Xq9/n39cKfd63XgwMqnY+BcfiQiGuV8fmSkMYb/bQzly5Vq7a9XKyuLs42x8rHoy1+9Vi6NNs8VjkVfLlkfS8sP18fb1ici0jHwK4XBdH1kplKe3d+uDmhzpC3/vy408h/ICKf8kF3yH7JL/kN2yX/ILvkP2SX/IbvkP2SX/Ifskv+QXfIfskv+Qyb979KlZKm37n+fvb66Ml+5fmG2VJ0fWViZGZmpLC+NzFUqc+k9Ows/9n7lSmVp7G+xcqNYK1Vrxerq2pWFyspi7Up6X/+VUt++tAroxvEzdz7ORcT63wfTJdHf3CdX4WCr13PR63uQgd4o9LoDAnrG1B9kl3N8oP0netvHBQOdXrj0cL4QeLzke10BoGfOn/L9H2SV+X/ILvP/kF3G+MAOj+jbYrf5f+DxZP4fsmu4w/O/frXp2V2jEfHriPio0He49awv4CDIf5Zrjv/PH/3jcPve/ty36VcE/RHx/BuXX7sxXastjyXbv3ywvfZ6c/v4phd2PGEAeqWVp608BgCya+P+zZnWsp9xP/9X4yKE7fEPNecmB9LvKIc2cluuVcjt0bUL67ci4uRO8XPN5503TmSGNgrb4p9o/s013iKt76H0uen7E//Upvh/2BT/9M/+X4FsuJP0P6M75V8+zel4kH9b+5/hPbp2onP/l3/Q/xU69H9nuozx7JsvfNox/q2I0zvGb8UbSGO1x0/qdr7L+PeeeuJ3nfbV32q8z07xW5JSsbawVKyurl1If0durrQ4NnlxampydGJ8qpjOURdbM9Xb/ePkB3d3a/9Qh/i7tT/Z9ucu2//d799/8uwu8f90bufP/8Qu8Qcj4i9dxv9q/JOnO+1L4s92aH9+l/jJtoku41df/c/hLg8FAPZBdXVtfrpcLi0rKCj0pHDrl1GNtkKveybgUauuJqfmSdL3uiYAAAAAAAAAAABAt/bjcuJetxEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4CD4IQAA//9HcdTQ")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(0x0, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, 0x0, 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(0x0, 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$eJzs3ctvW1UaAPDPdpMmaWb6mNGo7UjTSh2p81DjPDRqMjObWc3MotJoKrEBqYTEDSVOHMVOaaIuUth1wQKBQEIs2PMXsKErKiTEGvaIBSqCEiRAQjK613abOHGwII1p7u8n3ebch/2dU+s7Ovf4Xt8AMuts8k8uYjgiPoyIo43VrQecbfzZuH9zJllyUa9f/iKXHpestw5tve5IRKxHxEBE/P/fEc/ktsetrq7NT5fLpeXmerG2sFSsrq5duLYwPVeaKy2OTV6cmpocnRif2rO23n7puduX3vlv/9vfvHjv7svvvZtUa7i5b3M79lKj6X1xfNO2QxHxz0cRrAcKzfYM9roi/CTJ5/ebiDiX5v/RKKSfJpAF9Xq9/n39cKfd63XgwMqnY+BcfiQiGuV8fmSkMYb/bQzly5Vq7a9XKyuLs42x8rHoy1+9Vi6NNs8VjkVfLlkfS8sP18fb1ici0jHwK4XBdH1kplKe3d+uDmhzpC3/vy408h/ICKf8kF3yH7JL/kN2yX/ILvkP2SX/IbvkP2SX/Ifskv+QXfIfskv+Qyb979KlZKm37n+fvb66Ml+5fmG2VJ0fWViZGZmpLC+NzFUqc+k9Ows/9n7lSmVp7G+xcqNYK1Vrxerq2pWFyspi7Up6X/+VUt++tAroxvEzdz7ORcT63wfTJdHf3CdX4WCr13PR63uQgd4o9LoDAnrG1B9kl3N8oP0netvHBQOdXrj0cL4QeLzke10BoGfOn/L9H2SV+X/ILvP/kF3G+MAOj+jbYrf5f+DxZP4fsmu4w/O/frXp2V2jEfHriPio0He49awv4CDIf5Zrjv/PH/3jcPve/ty36VcE/RHx/BuXX7sxXastjyXbv3ywvfZ6c/v4phd2PGEAeqWVp608BgCya+P+zZnWsp9xP/9X4yKE7fEPNecmB9LvKIc2cluuVcjt0bUL67ci4uRO8XPN5503TmSGNgrb4p9o/s013iKt76H0uen7E//Upvh/2BT/9M/+X4FsuJP0P6M75V8+zel4kH9b+5/hPbp2onP/l3/Q/xU69H9nuozx7JsvfNox/q2I0zvGb8UbSGO1x0/qdr7L+PeeeuJ3nfbV32q8z07xW5JSsbawVKyurl1If0durrQ4NnlxampydGJ8qpjOURdbM9Xb/ePkB3d3a/9Qh/i7tT/Z9ucu2//d799/8uwu8f90bufP/8Qu8Qcj4i9dxv9q/JOnO+1L4s92aH9+l/jJtoku41df/c/hLg8FAPZBdXVtfrpcLi0rKCj0pHDrl1GNtkKveybgUauuJqfmSdL3uiYAAAAAAAAAAABAt/bjcuJetxEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4CD4IQAA//9HcdTQ")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, 0x0, 0x0, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{0x0}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(0x0, 0x100)

program did not crash
extracting C reproducer
testing compiled C program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
simplifying guilty program options
testing program (duration=8m22.752409563s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program crashed: KASAN: slab-out-of-bounds Read in ext4_ext_remove_space
a never seen crash title: KASAN: slab-out-of-bounds Read in ext4_ext_remove_space, ignore
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program crashed: KASAN: slab-out-of-bounds Read in ext4_ext_remove_space
a never seen crash title: KASAN: slab-out-of-bounds Read in ext4_ext_remove_space, ignore
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
validation run: crashed=false
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program crashed: KASAN: use-after-free Read in ext4_ext_remove_space
validation run: crashed=true
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program crashed: KASAN: use-after-free Read in ext4_ext_remove_space
validation run: crashed=true
testing program (duration=8m22.752409563s, {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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
openat(0xffffffffffffff9c, 0x0, 0xa4c42, 0x108)
r1 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)
pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program crashed: KASAN: use-after-free Read in ext4_ext_remove_space
validation run: crashed=true
reproducing took 3h8m49.688179296s
repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: use-after-free in ext4_ext_rm_leaf fs/ext4/extents.c:2601 [inline]
BUG: KASAN: use-after-free in ext4_ext_remove_space+0x3496/0x40d0 fs/ext4/extents.c:2939
Read of size 4 at addr ffff88811646e69c by task syz.2.39/462

CPU: 0 PID: 462 Comm: syz.2.39 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:427 [inline]
 kasan_report+0xf1/0x140 mm/kasan/report.c:444
 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308
 ext4_ext_rm_leaf fs/ext4/extents.c:2601 [inline]
 ext4_ext_remove_space+0x3496/0x40d0 fs/ext4/extents.c:2939
 ext4_ext_truncate+0x1a3/0x250 fs/ext4/extents.c:4489
 ext4_truncate+0x9be/0xfb0 fs/ext4/inode.c:4294
 ext4_setattr+0x10cc/0x1ac0 fs/ext4/inode.c:5651
 notify_change+0xbca/0xe90 fs/attr.c:505
 do_truncate+0x1ac/0x240 fs/open.c:66
 handle_truncate fs/namei.c:3273 [inline]
 do_open fs/namei.c:3620 [inline]
 path_openat+0x2895/0x2f20 fs/namei.c:3750
 do_filp_open+0x1e2/0x410 fs/namei.c:3777
 do_sys_openat2+0x15e/0x7f0 fs/open.c:1236
 do_sys_open fs/open.c:1252 [inline]
 __do_sys_creat fs/open.c:1328 [inline]
 __se_sys_creat fs/open.c:1322 [inline]
 __x64_sys_creat+0x8e/0xb0 fs/open.c:1322
 x64_sys_call+0x94a/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7ff251503e59
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:00007ff251366028 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007ff25177cfa0 RCX: 00007ff251503e59
RDX: 0000000000000000 RSI: 0000000000000100 RDI: 0000200000000100
RBP: 00007ff251599d6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff25177d038 R14: 00007ff25177cfa0 R15: 00007fffd77f69d8
 </TASK>

Allocated by task 101:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track mm/kasan/common.c:45 [inline]
 set_alloc_info mm/kasan/common.c:433 [inline]
 ____kasan_kmalloc mm/kasan/common.c:512 [inline]
 __kasan_kmalloc+0xda/0x110 mm/kasan/common.c:521
 kasan_kmalloc include/linux/kasan.h:227 [inline]
 __kmalloc+0x13d/0x2c0 mm/slub.c:4436
 __kmalloc_node include/linux/slab.h:487 [inline]
 kmalloc_node include/linux/slab.h:642 [inline]
 kvmalloc_node+0x211/0x320 mm/util.c:621
 kvmalloc include/linux/mm.h:862 [inline]
 seq_buf_alloc fs/seq_file.c:38 [inline]
 seq_read_iter+0x1fc/0xd30 fs/seq_file.c:210
 kernfs_fop_read_iter+0x147/0x470 fs/kernfs/file.c:241
 call_read_iter include/linux/fs.h:2206 [inline]
 new_sync_read fs/read_write.c:404 [inline]
 vfs_read+0x6c9/0xc40 fs/read_write.c:485
 ksys_read+0x149/0x250 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0

Freed by task 101:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track+0x4a/0x70 mm/kasan/common.c:45
 kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370
 ____kasan_slab_free+0x125/0x160 mm/kasan/common.c:365
 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:373
 kasan_slab_free include/linux/kasan.h:193 [inline]
 slab_free_hook mm/slub.c:1728 [inline]
 slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1754
 slab_free mm/slub.c:3526 [inline]
 kfree+0xc4/0x270 mm/slub.c:4588
 kvfree+0x35/0x40 mm/util.c:661
 seq_release+0x57/0x70 fs/seq_file.c:355
 kernfs_fop_release+0x1af/0x250 fs/kernfs/file.c:761
 __fput+0x20b/0x8b0 fs/file_table.c:311
 ____fput+0x15/0x20 fs/file_table.c:339
 task_work_run+0x127/0x190 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181
 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214
 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0

The buggy address belongs to the object at ffff88811646e000
 which belongs to the cache kmalloc-4k of size 4096
The buggy address is located 1692 bytes inside of
 4096-byte region [ffff88811646e000, ffff88811646f000)
The buggy address belongs to the page:
page:ffffea0004591a00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x116468
head:ffffea0004591a00 order:3 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 dead000000000100 dead000000000122 ffff888100043380
raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 113, ts 4515699435, free_ts 0
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2605
 prep_new_page+0x1c/0x110 mm/page_alloc.c:2611
 get_page_from_freelist+0x2d3a/0x2dc0 mm/page_alloc.c:4485
 __alloc_pages+0x1a2/0x460 mm/page_alloc.c:5822
 alloc_slab_page mm/slub.c:-1 [inline]
 allocate_slab mm/slub.c:1937 [inline]
 new_slab+0xa1/0x4d0 mm/slub.c:2000
 ___slab_alloc+0x381/0x810 mm/slub.c:3033
 __slab_alloc+0x49/0x90 mm/slub.c:3120
 slab_alloc_node mm/slub.c:3211 [inline]
 slab_alloc mm/slub.c:3255 [inline]
 kmem_cache_alloc_trace+0x146/0x270 mm/slub.c:3272
 kmalloc include/linux/slab.h:619 [inline]
 kzalloc include/linux/slab.h:750 [inline]
 kobject_uevent_env+0x272/0x700 lib/kobject_uevent.c:539
 kobject_synth_uevent+0x57e/0xbc0 lib/kobject_uevent.c:208
 uevent_store+0x25/0x60 drivers/base/core.c:2438
 dev_attr_store+0x5e/0x80 drivers/base/core.c:2136
 sysfs_kf_write+0x129/0x150 fs/sysfs/file.c:139
 kernfs_fop_write_iter+0x2c5/0x400 fs/kernfs/file.c:296
 call_write_iter include/linux/fs.h:2212 [inline]
 new_sync_write fs/read_write.c:507 [inline]
 vfs_write+0x835/0xfd0 fs/read_write.c:594
 ksys_write+0x149/0x250 fs/read_write.c:647
page_owner free stack trace missing

Memory state around the buggy address:
 ffff88811646e580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff88811646e600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88811646e680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                            ^
 ffff88811646e700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff88811646e780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================

final repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: use-after-free in ext4_ext_rm_leaf fs/ext4/extents.c:2601 [inline]
BUG: KASAN: use-after-free in ext4_ext_remove_space+0x3496/0x40d0 fs/ext4/extents.c:2939
Read of size 4 at addr ffff88811646e69c by task syz.2.39/462

CPU: 0 PID: 462 Comm: syz.2.39 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:427 [inline]
 kasan_report+0xf1/0x140 mm/kasan/report.c:444
 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308
 ext4_ext_rm_leaf fs/ext4/extents.c:2601 [inline]
 ext4_ext_remove_space+0x3496/0x40d0 fs/ext4/extents.c:2939
 ext4_ext_truncate+0x1a3/0x250 fs/ext4/extents.c:4489
 ext4_truncate+0x9be/0xfb0 fs/ext4/inode.c:4294
 ext4_setattr+0x10cc/0x1ac0 fs/ext4/inode.c:5651
 notify_change+0xbca/0xe90 fs/attr.c:505
 do_truncate+0x1ac/0x240 fs/open.c:66
 handle_truncate fs/namei.c:3273 [inline]
 do_open fs/namei.c:3620 [inline]
 path_openat+0x2895/0x2f20 fs/namei.c:3750
 do_filp_open+0x1e2/0x410 fs/namei.c:3777
 do_sys_openat2+0x15e/0x7f0 fs/open.c:1236
 do_sys_open fs/open.c:1252 [inline]
 __do_sys_creat fs/open.c:1328 [inline]
 __se_sys_creat fs/open.c:1322 [inline]
 __x64_sys_creat+0x8e/0xb0 fs/open.c:1322
 x64_sys_call+0x94a/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7ff251503e59
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:00007ff251366028 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007ff25177cfa0 RCX: 00007ff251503e59
RDX: 0000000000000000 RSI: 0000000000000100 RDI: 0000200000000100
RBP: 00007ff251599d6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff25177d038 R14: 00007ff25177cfa0 R15: 00007fffd77f69d8
 </TASK>

Allocated by task 101:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track mm/kasan/common.c:45 [inline]
 set_alloc_info mm/kasan/common.c:433 [inline]
 ____kasan_kmalloc mm/kasan/common.c:512 [inline]
 __kasan_kmalloc+0xda/0x110 mm/kasan/common.c:521
 kasan_kmalloc include/linux/kasan.h:227 [inline]
 __kmalloc+0x13d/0x2c0 mm/slub.c:4436
 __kmalloc_node include/linux/slab.h:487 [inline]
 kmalloc_node include/linux/slab.h:642 [inline]
 kvmalloc_node+0x211/0x320 mm/util.c:621
 kvmalloc include/linux/mm.h:862 [inline]
 seq_buf_alloc fs/seq_file.c:38 [inline]
 seq_read_iter+0x1fc/0xd30 fs/seq_file.c:210
 kernfs_fop_read_iter+0x147/0x470 fs/kernfs/file.c:241
 call_read_iter include/linux/fs.h:2206 [inline]
 new_sync_read fs/read_write.c:404 [inline]
 vfs_read+0x6c9/0xc40 fs/read_write.c:485
 ksys_read+0x149/0x250 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0

Freed by task 101:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track+0x4a/0x70 mm/kasan/common.c:45
 kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370
 ____kasan_slab_free+0x125/0x160 mm/kasan/common.c:365
 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:373
 kasan_slab_free include/linux/kasan.h:193 [inline]
 slab_free_hook mm/slub.c:1728 [inline]
 slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1754
 slab_free mm/slub.c:3526 [inline]
 kfree+0xc4/0x270 mm/slub.c:4588
 kvfree+0x35/0x40 mm/util.c:661
 seq_release+0x57/0x70 fs/seq_file.c:355
 kernfs_fop_release+0x1af/0x250 fs/kernfs/file.c:761
 __fput+0x20b/0x8b0 fs/file_table.c:311
 ____fput+0x15/0x20 fs/file_table.c:339
 task_work_run+0x127/0x190 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181
 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214
 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0

The buggy address belongs to the object at ffff88811646e000
 which belongs to the cache kmalloc-4k of size 4096
The buggy address is located 1692 bytes inside of
 4096-byte region [ffff88811646e000, ffff88811646f000)
The buggy address belongs to the page:
page:ffffea0004591a00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x116468
head:ffffea0004591a00 order:3 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 dead000000000100 dead000000000122 ffff888100043380
raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 113, ts 4515699435, free_ts 0
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2605
 prep_new_page+0x1c/0x110 mm/page_alloc.c:2611
 get_page_from_freelist+0x2d3a/0x2dc0 mm/page_alloc.c:4485
 __alloc_pages+0x1a2/0x460 mm/page_alloc.c:5822
 alloc_slab_page mm/slub.c:-1 [inline]
 allocate_slab mm/slub.c:1937 [inline]
 new_slab+0xa1/0x4d0 mm/slub.c:2000
 ___slab_alloc+0x381/0x810 mm/slub.c:3033
 __slab_alloc+0x49/0x90 mm/slub.c:3120
 slab_alloc_node mm/slub.c:3211 [inline]
 slab_alloc mm/slub.c:3255 [inline]
 kmem_cache_alloc_trace+0x146/0x270 mm/slub.c:3272
 kmalloc include/linux/slab.h:619 [inline]
 kzalloc include/linux/slab.h:750 [inline]
 kobject_uevent_env+0x272/0x700 lib/kobject_uevent.c:539
 kobject_synth_uevent+0x57e/0xbc0 lib/kobject_uevent.c:208
 uevent_store+0x25/0x60 drivers/base/core.c:2438
 dev_attr_store+0x5e/0x80 drivers/base/core.c:2136
 sysfs_kf_write+0x129/0x150 fs/sysfs/file.c:139
 kernfs_fop_write_iter+0x2c5/0x400 fs/kernfs/file.c:296
 call_write_iter include/linux/fs.h:2212 [inline]
 new_sync_write fs/read_write.c:507 [inline]
 vfs_write+0x835/0xfd0 fs/read_write.c:594
 ksys_write+0x149/0x250 fs/read_write.c:647
page_owner free stack trace missing

Memory state around the buggy address:
 ffff88811646e580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff88811646e600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88811646e680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                            ^
 ffff88811646e700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff88811646e780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
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