Extracting prog: 3m53.644206744s
Minimizing prog: 1h55m48.013869233s
Simplifying prog options: 3m18.464961073s
Extracting C: 5m11.650581509s
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)="$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, &(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=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$ext4-openat-pwrite64-creat-mount-openat-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$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=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$ext4-openat-pwrite64-creat-mount-openat-open-creat
detailed listing:
executing program 0:
syz_mount_image$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=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$ext4-openat-pwrite64-creat-mount-openat-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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)
pwritev2(0xffffffffffffffff, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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 crashed: KASAN: use-after-free Read in ext4_ext_remove_space
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$ext4-openat-pwrite64-creat-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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)
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=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$ext4-openat-pwrite64-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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)
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=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$ext4-openat-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000740)='./file1\x00', 0x183042, 0x15)
creat(&(0x7f0000000100)='./bus\x00', 0x44)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
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=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$ext4-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000200), 0x1, 0x4bc, &(0x7f0000000a40)="$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)
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=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}}): openat-pwrite64-creat-mount-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)
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=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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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)
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=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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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)
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=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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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)
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=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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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(0x0, 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=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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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(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=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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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)
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=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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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(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=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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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, 0x0, 0x0, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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)=[{0x0}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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)=[{}], 0x1, 0x7a00, 0x0, 0x3)
creat(&(0x7f0000000100)='./file1\x00', 0x100)

program did not crash
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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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(0x0, 0x100)

program did not crash
extracting C reproducer
testing compiled C 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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
simplifying guilty program options
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-creat-mount-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 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=6m0s, {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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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 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=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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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 crashed: BUG: unable to handle kernel paging request in __stack_depot_save
validation run: crashed=true
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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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 crashed: KASAN: use-after-free Read in ext4_ext_remove_space
validation run: crashed=true
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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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
validation run: crashed=false
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$ext4-openat-pwrite64-creat-mount-open-pwritev2-creat
detailed listing:
executing program 0:
syz_mount_image$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 crashed: KASAN: use-after-free Read in ext4_ext_remove_space
validation run: crashed=true
reproducing took 2h22m53.144591391s
repro crashed as (corrupted=false):
EXT4-fs error (device loop4): ext4_free_blocks:6231: comm syz.4.1584: Freeing blocks not in datazone - block = 71748523475265, count = 16705
EXT4-fs error (device loop4): ext4_free_blocks:6231: comm syz.4.1584: Freeing blocks not in datazone - block = 71748523475265, count = 16705
==================================================================
BUG: KASAN: use-after-free in ext4_ext_get_actual_len fs/ext4/ext4_extents.h:212 [inline]
BUG: KASAN: use-after-free in ext4_ext_rm_leaf fs/ext4/extents.c:-1 [inline]
BUG: KASAN: use-after-free in ext4_ext_remove_space+0x272d/0x40d0 fs/ext4/extents.c:2939
Read of size 2 at addr ffff88812a04fff8 by task syz.4.1584/5307

CPU: 0 PID: 5307 Comm: syz.4.1584 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_load2_noabort+0x14/0x20 mm/kasan/report_generic.c:307
 ext4_ext_get_actual_len fs/ext4/ext4_extents.h:212 [inline]
 ext4_ext_rm_leaf fs/ext4/extents.c:-1 [inline]
 ext4_ext_remove_space+0x272d/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: 0033:0x7f9c4c33ce59
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:00007f9c4c19f028 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007f9c4c5b5fa0 RCX: 00007f9c4c33ce59
RDX: 0000000000000000 RSI: 0000000000000100 RDI: 0000200000000100
RBP: 00007f9c4c3d2d6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f9c4c5b6038 R14: 00007f9c4c5b5fa0 R15: 00007fff7649b768
 </TASK>

The buggy address belongs to the page:
page:ffffea0004a813c0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x12a04f
flags: 0x4000000000000000(zone=1)
raw: 4000000000000000 ffffea0004a80c08 ffffea0004a750c8 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 0x100cca(GFP_HIGHUSER_MOVABLE), pid 5237, ts 696757005704, free_ts 698628561762
 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_pages_node include/linux/gfp.h:595 [inline]
 alloc_pages_node include/linux/gfp.h:609 [inline]
 alloc_pages include/linux/gfp.h:622 [inline]
 do_cow_fault mm/memory.c:4581 [inline]
 do_fault mm/memory.c:4699 [inline]
 handle_pte_fault+0x9b0/0x2710 mm/memory.c:4911
 __handle_mm_fault mm/memory.c:-1 [inline]
 do_handle_mm_fault+0x1af9/0x1de0 mm/memory.c:5333
 handle_mm_fault include/linux/mm.h:1847 [inline]
 do_user_addr_fault+0x828/0x1250 arch/x86/mm/fault.c:1416
 handle_page_fault arch/x86/mm/fault.c:1507 [inline]
 exc_page_fault+0x51/0xb0 arch/x86/mm/fault.c:1560
 asm_exc_page_fault+0x27/0x30 arch/x86/include/asm/idtentry.h:606
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:26 [inline]
 free_pages_prepare mm/page_alloc.c:1472 [inline]
 free_pcp_prepare mm/page_alloc.c:1544 [inline]
 free_unref_page_prepare+0x542/0x550 mm/page_alloc.c:3534
 free_unref_page_list+0x13a/0x9d0 mm/page_alloc.c:3671
 release_pages+0x1006/0x1060 mm/swap.c:1015
 free_pages_and_swap_cache+0x86/0xa0 mm/swap_state.c:320
 tlb_batch_pages_flush mm/mmu_gather.c:49 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:240 [inline]
 tlb_flush_mmu mm/mmu_gather.c:247 [inline]
 tlb_finish_mmu+0x17e/0x310 mm/mmu_gather.c:338
 exit_mmap+0x43b/0x8b0 mm/mmap.c:3248
 __mmput+0x93/0x320 kernel/fork.c:1180
 mmput+0x50/0x150 kernel/fork.c:1203
 exit_mm kernel/exit.c:554 [inline]
 do_exit+0x9f2/0x27e0 kernel/exit.c:876
 do_group_exit+0x141/0x310 kernel/exit.c:1003
 __do_sys_exit_group kernel/exit.c:1014 [inline]
 __se_sys_exit_group kernel/exit.c:1012 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1012
 x64_sys_call+0x832/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:232
 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

Memory state around the buggy address:
 ffff88812a04fe80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff88812a04ff00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff88812a04ff80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                                                                ^
 ffff88812a050000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff88812a050080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
==================================================================

final repro crashed as (corrupted=false):
EXT4-fs error (device loop4): ext4_free_blocks:6231: comm syz.4.1584: Freeing blocks not in datazone - block = 71748523475265, count = 16705
EXT4-fs error (device loop4): ext4_free_blocks:6231: comm syz.4.1584: Freeing blocks not in datazone - block = 71748523475265, count = 16705
==================================================================
BUG: KASAN: use-after-free in ext4_ext_get_actual_len fs/ext4/ext4_extents.h:212 [inline]
BUG: KASAN: use-after-free in ext4_ext_rm_leaf fs/ext4/extents.c:-1 [inline]
BUG: KASAN: use-after-free in ext4_ext_remove_space+0x272d/0x40d0 fs/ext4/extents.c:2939
Read of size 2 at addr ffff88812a04fff8 by task syz.4.1584/5307

CPU: 0 PID: 5307 Comm: syz.4.1584 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_load2_noabort+0x14/0x20 mm/kasan/report_generic.c:307
 ext4_ext_get_actual_len fs/ext4/ext4_extents.h:212 [inline]
 ext4_ext_rm_leaf fs/ext4/extents.c:-1 [inline]
 ext4_ext_remove_space+0x272d/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: 0033:0x7f9c4c33ce59
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:00007f9c4c19f028 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007f9c4c5b5fa0 RCX: 00007f9c4c33ce59
RDX: 0000000000000000 RSI: 0000000000000100 RDI: 0000200000000100
RBP: 00007f9c4c3d2d6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f9c4c5b6038 R14: 00007f9c4c5b5fa0 R15: 00007fff7649b768
 </TASK>

The buggy address belongs to the page:
page:ffffea0004a813c0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x12a04f
flags: 0x4000000000000000(zone=1)
raw: 4000000000000000 ffffea0004a80c08 ffffea0004a750c8 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 0x100cca(GFP_HIGHUSER_MOVABLE), pid 5237, ts 696757005704, free_ts 698628561762
 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_pages_node include/linux/gfp.h:595 [inline]
 alloc_pages_node include/linux/gfp.h:609 [inline]
 alloc_pages include/linux/gfp.h:622 [inline]
 do_cow_fault mm/memory.c:4581 [inline]
 do_fault mm/memory.c:4699 [inline]
 handle_pte_fault+0x9b0/0x2710 mm/memory.c:4911
 __handle_mm_fault mm/memory.c:-1 [inline]
 do_handle_mm_fault+0x1af9/0x1de0 mm/memory.c:5333
 handle_mm_fault include/linux/mm.h:1847 [inline]
 do_user_addr_fault+0x828/0x1250 arch/x86/mm/fault.c:1416
 handle_page_fault arch/x86/mm/fault.c:1507 [inline]
 exc_page_fault+0x51/0xb0 arch/x86/mm/fault.c:1560
 asm_exc_page_fault+0x27/0x30 arch/x86/include/asm/idtentry.h:606
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:26 [inline]
 free_pages_prepare mm/page_alloc.c:1472 [inline]
 free_pcp_prepare mm/page_alloc.c:1544 [inline]
 free_unref_page_prepare+0x542/0x550 mm/page_alloc.c:3534
 free_unref_page_list+0x13a/0x9d0 mm/page_alloc.c:3671
 release_pages+0x1006/0x1060 mm/swap.c:1015
 free_pages_and_swap_cache+0x86/0xa0 mm/swap_state.c:320
 tlb_batch_pages_flush mm/mmu_gather.c:49 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:240 [inline]
 tlb_flush_mmu mm/mmu_gather.c:247 [inline]
 tlb_finish_mmu+0x17e/0x310 mm/mmu_gather.c:338
 exit_mmap+0x43b/0x8b0 mm/mmap.c:3248
 __mmput+0x93/0x320 kernel/fork.c:1180
 mmput+0x50/0x150 kernel/fork.c:1203
 exit_mm kernel/exit.c:554 [inline]
 do_exit+0x9f2/0x27e0 kernel/exit.c:876
 do_group_exit+0x141/0x310 kernel/exit.c:1003
 __do_sys_exit_group kernel/exit.c:1014 [inline]
 __se_sys_exit_group kernel/exit.c:1012 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1012
 x64_sys_call+0x832/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:232
 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

Memory state around the buggy address:
 ffff88812a04fe80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff88812a04ff00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff88812a04ff80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                                                                ^
 ffff88812a050000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff88812a050080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
==================================================================