Extracting prog: 1m19.276552837s
Minimizing prog: 7m28.548503s
Simplifying prog options: 0s
Extracting C: 23.571955275s
Simplifying C: 7m23.207611815s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100)={[{@delalloc}, {@data_err_abort}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@dioread_lock}, {@data_err_ignore}, {@resgid}, {@data_err_ignore}, {@grpquota}, {@nodioread_nolock}, {@user_xattr}, {@bh}, {@dioread_nolock}]}, 0x1, 0x563, &(0x7f00000007c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x0)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xfecc)
setxattr$trusted_overlay_upper(&(0x7f0000000000)='./file1\x00', &(0x7f00000001c0), &(0x7f0000000140)=ANY=[], 0x841, 0x1)

program crashed: KASAN: use-after-free Read in ext4_find_extent
single: successfully extracted reproducer
found reproducer with 4 syscalls
minimizing guilty program
testing program (duration=35.944439328s, {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$ext4-openat-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100)={[{@delalloc}, {@data_err_abort}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@dioread_lock}, {@data_err_ignore}, {@resgid}, {@data_err_ignore}, {@grpquota}, {@nodioread_nolock}, {@user_xattr}, {@bh}, {@dioread_nolock}]}, 0x1, 0x563, &(0x7f00000007c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x0)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xfecc)

program did not crash
testing program (duration=35.944439328s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-setxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100)={[{@delalloc}, {@data_err_abort}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@dioread_lock}, {@data_err_ignore}, {@resgid}, {@data_err_ignore}, {@grpquota}, {@nodioread_nolock}, {@user_xattr}, {@bh}, {@dioread_nolock}]}, 0x1, 0x563, &(0x7f00000007c0)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x0)
setxattr$trusted_overlay_upper(&(0x7f0000000000)='./file1\x00', &(0x7f00000001c0), &(0x7f0000000140)=ANY=[], 0x841, 0x1)

program did not crash
testing program (duration=35.944439328s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-pwrite64-setxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100)={[{@delalloc}, {@data_err_abort}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@dioread_lock}, {@data_err_ignore}, {@resgid}, {@data_err_ignore}, {@grpquota}, {@nodioread_nolock}, {@user_xattr}, {@bh}, {@dioread_nolock}]}, 0x1, 0x563, &(0x7f00000007c0)="$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")
pwrite64(0xffffffffffffffff, &(0x7f0000000140)='2', 0xfdef, 0xfecc)
setxattr$trusted_overlay_upper(&(0x7f0000000000)='./file1\x00', &(0x7f00000001c0), &(0x7f0000000140)=ANY=[], 0x841, 0x1)

program did not crash
testing program (duration=35.944439328s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-pwrite64-setxattr$trusted_overlay_upper
detailed listing:
executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x0)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xfecc)
setxattr$trusted_overlay_upper(&(0x7f0000000000)='./file1\x00', &(0x7f00000001c0), &(0x7f0000000140)=ANY=[], 0x841, 0x1)

program did not crash
testing program (duration=35.944439328s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100)={[{@delalloc}, {@data_err_abort}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@dioread_lock}, {@data_err_ignore}, {@resgid}, {@data_err_ignore}, {@grpquota}, {@nodioread_nolock}, {@user_xattr}, {@bh}, {@dioread_nolock}]}, 0x1, 0x563, &(0x7f00000007c0)="$eJzs3c1rHOUfAPDvbDbp6+/XFEpREQn0YKU2aRJfKnioR9FiQe91SaahdNMt2U1pYsH2YC9epAgiFsS73j0W/wH/ioIWipSgBy+R2czmpdlNtukmu+1+PjDheWZm93memfk+eZ6dWTaAvjWS/SlEvBwR3yQRRyIiybcVI984srLf0uObU9mSxPLyp38l9f2yfOO9Gq87lGdeiojfvoo4VdhcbnVh8UqpXE7n8vxYbfbaWHVh8fTl2dJMOpNenZicPPv25MR7777Tsba+ceGf7z+5/+HZr08sfffLw6N3kzgXh/Nt69vxDG6tz4zESH5MBuPcEzuOd6CwXpJ0uwLsyEAe54OR9QFHYiCPeuDF92VELAN9KhH/0Kca44DG3L5D8+DnxqMPViZAm9tfXPlsJPbX50YHl5INM6NsvjvcgfKzMn79897dbInOfQ4BsK1btyPiTLG4uf9L8v5v5860sc+TZej/YO/cz8Y/bzYb/xRWxz/RZPxzqEns7sT28V942IFiWsrGf+/n5e7fUP7qTavhgTz3v/qYbzC5dLmcZn3b/yPiZAzuy/Jb3c85u/RgudW29eO/bMnKb4wF83o8LO7b+JrpUq30LG1e79HtiFeajn+T1fOfNDn/2fG40GYZx9N7r7Xatn37d9fyTxGvN53/rN3RSra+PzlWvx7GGlfFZn/fOf77xjVrR7Lb7c/O/8Gt2z+crL9fW336Mn7c/2/aatuG9kf71/9Q8lk9PZSvu1Gq1ebGI4aSjzevn1h7bSPf2D9r/8kTW/d/za7/AxHxeZvtv3Ps51fban+Xzv/0U53/p088+OiLH1qV317/91Y9dTJf007/124Fn+XYAQAAAAAAQK8pRMThSAqjq+lCYXR05fmOY3GwUK5Ua6cuVeavTkf9u7LDMVho3Ok+su55iPH8edhGfuKJ/GREHI2IbwcO1POjU5XydLcbDwAAAAAAAAAAAAAAAAAAAD3iUIvv/2f+GOh27YBd18ZPfg/tRT2Avbdt/Hfil56AntTG/3/gBSX+oX+Jf+hf4h/6l/iH/iX+oX+Jf+hf4h8AAAAAAAAAAAAAAAAAAAAAAAAAAAA66sL589myvPT45lSWn76+MH+lcv30dFot5LvMXRudqVRmyunoVGV2u/crVyrXxidi/sZYLa3WxqoLixdnK/NXaxcvz5Zm0ovp4K63CAAAAAAAAAAAAAAAAAAAAJ4/1YXFK6VyOZ2TkNhRotgb1ehSotgb1diFRLd7JgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABY818AAAD//0h7Mcc=")
r0 = openat(0xffffffffffffff9c, 0x0, 0x101042, 0x0)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xfecc)
setxattr$trusted_overlay_upper(&(0x7f0000000000)='./file1\x00', &(0x7f00000001c0), &(0x7f0000000140)=ANY=[], 0x841, 0x1)

program did not crash
testing program (duration=35.944439328s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100)={[{@delalloc}, {@data_err_abort}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@dioread_lock}, {@data_err_ignore}, {@resgid}, {@data_err_ignore}, {@grpquota}, {@nodioread_nolock}, {@user_xattr}, {@bh}, {@dioread_nolock}]}, 0x1, 0x563, &(0x7f00000007c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x0)
pwrite64(r0, 0x0, 0x0, 0xfecc)
setxattr$trusted_overlay_upper(&(0x7f0000000000)='./file1\x00', &(0x7f00000001c0), &(0x7f0000000140)=ANY=[], 0x841, 0x1)

program did not crash
testing program (duration=35.944439328s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100)={[{@delalloc}, {@data_err_abort}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@dioread_lock}, {@data_err_ignore}, {@resgid}, {@data_err_ignore}, {@grpquota}, {@nodioread_nolock}, {@user_xattr}, {@bh}, {@dioread_nolock}]}, 0x1, 0x563, &(0x7f00000007c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x0)
pwrite64(r0, &(0x7f0000000140), 0x0, 0xfecc)
setxattr$trusted_overlay_upper(&(0x7f0000000000)='./file1\x00', &(0x7f00000001c0), &(0x7f0000000140)=ANY=[], 0x841, 0x1)

program did not crash
testing program (duration=35.944439328s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100)={[{@delalloc}, {@data_err_abort}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@dioread_lock}, {@data_err_ignore}, {@resgid}, {@data_err_ignore}, {@grpquota}, {@nodioread_nolock}, {@user_xattr}, {@bh}, {@dioread_nolock}]}, 0x1, 0x563, &(0x7f00000007c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x0)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xfecc)
setxattr$trusted_overlay_upper(0x0, &(0x7f00000001c0), &(0x7f0000000140)=ANY=[], 0x841, 0x1)

program did not crash
testing program (duration=35.944439328s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100)={[{@delalloc}, {@data_err_abort}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@dioread_lock}, {@data_err_ignore}, {@resgid}, {@data_err_ignore}, {@grpquota}, {@nodioread_nolock}, {@user_xattr}, {@bh}, {@dioread_nolock}]}, 0x1, 0x563, &(0x7f00000007c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x0)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xfecc)
setxattr$trusted_overlay_upper(&(0x7f0000000000)='./file1\x00', 0x0, &(0x7f0000000140)=ANY=[], 0x841, 0x1)

program did not crash
testing program (duration=35.944439328s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100)={[{@delalloc}, {@data_err_abort}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@dioread_lock}, {@data_err_ignore}, {@resgid}, {@data_err_ignore}, {@grpquota}, {@nodioread_nolock}, {@user_xattr}, {@bh}, {@dioread_nolock}]}, 0x1, 0x563, &(0x7f00000007c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x0)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xfecc)
setxattr$trusted_overlay_upper(&(0x7f0000000000)='./file1\x00', &(0x7f00000001c0), 0x0, 0x841, 0x1)

program did not crash
extracting C reproducer
testing compiled C program (duration=35.944439328s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
program crashed: KASAN: use-after-free Read in ext4_find_extent
simplifying C reproducer
testing compiled C program (duration=35.944439328s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=35.944439328s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=35.944439328s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
program did not crash
testing compiled C program (duration=35.944439328s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=35.944439328s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=35.944439328s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=35.944439328s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
program did not crash
testing compiled C program (duration=35.944439328s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=35.944439328s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=35.944439328s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
program did not crash
testing compiled C program (duration=35.944439328s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
program did not crash
testing compiled C program (duration=35.944439328s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing program (duration=35.944439328s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100)={[{@delalloc}, {@data_err_abort}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@dioread_lock}, {@data_err_ignore}, {@resgid}, {@data_err_ignore}, {@grpquota}, {@nodioread_nolock}, {@user_xattr}, {@bh}, {@dioread_nolock}]}, 0x1, 0x563, &(0x7f00000007c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x0)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xfecc)
setxattr$trusted_overlay_upper(&(0x7f0000000000)='./file1\x00', &(0x7f00000001c0), &(0x7f0000000140)=ANY=[], 0x841, 0x1)

program crashed: KASAN: use-after-free Read in ext4_find_extent
validation run: crashed=true
testing program (duration=35.944439328s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100)={[{@delalloc}, {@data_err_abort}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@dioread_lock}, {@data_err_ignore}, {@resgid}, {@data_err_ignore}, {@grpquota}, {@nodioread_nolock}, {@user_xattr}, {@bh}, {@dioread_nolock}]}, 0x1, 0x563, &(0x7f00000007c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x0)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xfecc)
setxattr$trusted_overlay_upper(&(0x7f0000000000)='./file1\x00', &(0x7f00000001c0), &(0x7f0000000140)=ANY=[], 0x841, 0x1)

program crashed: KASAN: use-after-free Read in ext4_find_extent
validation run: crashed=true
testing program (duration=35.944439328s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-pwrite64-setxattr$trusted_overlay_upper
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100)={[{@delalloc}, {@data_err_abort}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@dioread_lock}, {@data_err_ignore}, {@resgid}, {@data_err_ignore}, {@grpquota}, {@nodioread_nolock}, {@user_xattr}, {@bh}, {@dioread_nolock}]}, 0x1, 0x563, &(0x7f00000007c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x0)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xfecc)
setxattr$trusted_overlay_upper(&(0x7f0000000000)='./file1\x00', &(0x7f00000001c0), &(0x7f0000000140)=ANY=[], 0x841, 0x1)

program crashed: KASAN: use-after-free Read in ext4_find_extent
validation run: crashed=true
reproducing took 18m34.871074056s
repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: use-after-free in ext4_ext_binsearch fs/ext4/extents.c:837 [inline]
BUG: KASAN: use-after-free in ext4_find_extent+0xbeb/0xe20 fs/ext4/extents.c:953
Read of size 4 at addr ffff88812ef99018 by task kworker/u4:1/10

CPU: 0 PID: 10 Comm: kworker/u4:1 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Workqueue: writeback wb_workfn (flush-7:2)
Call Trace:
 <TASK>
 __dump_stack+0x21/0x24 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 print_address_description+0x71/0x200 mm/kasan/report.c:316
 print_report+0x4a/0x60 mm/kasan/report.c:420
 kasan_report+0x122/0x150 mm/kasan/report.c:524
 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:350
 ext4_ext_binsearch fs/ext4/extents.c:837 [inline]
 ext4_find_extent+0xbeb/0xe20 fs/ext4/extents.c:953
 ext4_ext_map_blocks+0x207/0x61d0 fs/ext4/extents.c:4166
 ext4_map_blocks+0x9d8/0x1b70 fs/ext4/inode.c:679
 mpage_map_one_extent fs/ext4/inode.c:2435 [inline]
 mpage_map_and_submit_extent fs/ext4/inode.c:2488 [inline]
 ext4_writepages+0x1409/0x30e0 fs/ext4/inode.c:2856
 do_writepages+0x3a4/0x5f0 mm/page-writeback.c:2494
 __writeback_single_inode+0xc6/0xad0 fs/fs-writeback.c:1622
 writeback_sb_inodes+0xa10/0x15d0 fs/fs-writeback.c:1913
 wb_writeback+0x40b/0x9d0 fs/fs-writeback.c:2089
 wb_do_writeback fs/fs-writeback.c:2236 [inline]
 wb_workfn+0x378/0xeb0 fs/fs-writeback.c:2276
 process_one_work+0x71f/0xc40 kernel/workqueue.c:2302
 worker_thread+0xa29/0x11e0 kernel/workqueue.c:2449

final repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: use-after-free in ext4_ext_binsearch fs/ext4/extents.c:837 [inline]
BUG: KASAN: use-after-free in ext4_find_extent+0xbeb/0xe20 fs/ext4/extents.c:953
Read of size 4 at addr ffff88812ef99018 by task kworker/u4:1/10

CPU: 0 PID: 10 Comm: kworker/u4:1 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Workqueue: writeback wb_workfn (flush-7:2)
Call Trace:
 <TASK>
 __dump_stack+0x21/0x24 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 print_address_description+0x71/0x200 mm/kasan/report.c:316
 print_report+0x4a/0x60 mm/kasan/report.c:420
 kasan_report+0x122/0x150 mm/kasan/report.c:524
 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:350
 ext4_ext_binsearch fs/ext4/extents.c:837 [inline]
 ext4_find_extent+0xbeb/0xe20 fs/ext4/extents.c:953
 ext4_ext_map_blocks+0x207/0x61d0 fs/ext4/extents.c:4166
 ext4_map_blocks+0x9d8/0x1b70 fs/ext4/inode.c:679
 mpage_map_one_extent fs/ext4/inode.c:2435 [inline]
 mpage_map_and_submit_extent fs/ext4/inode.c:2488 [inline]
 ext4_writepages+0x1409/0x30e0 fs/ext4/inode.c:2856
 do_writepages+0x3a4/0x5f0 mm/page-writeback.c:2494
 __writeback_single_inode+0xc6/0xad0 fs/fs-writeback.c:1622
 writeback_sb_inodes+0xa10/0x15d0 fs/fs-writeback.c:1913
 wb_writeback+0x40b/0x9d0 fs/fs-writeback.c:2089
 wb_do_writeback fs/fs-writeback.c:2236 [inline]
 wb_workfn+0x378/0xeb0 fs/fs-writeback.c:2276
 process_one_work+0x71f/0xc40 kernel/workqueue.c:2302
 worker_thread+0xa29/0x11e0 kernel/workqueue.c:2449