Extracting prog: 2m31.30348776s
Minimizing prog: 1h47m39.533918176s
Simplifying prog options: 7m28.502805355s
Extracting C: 5m8.375684312s
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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

program crashed: KASAN: use-after-free Read in ext4_ext_insert_extent
single: successfully extracted reproducer
found reproducer with 8 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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x49)

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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x301400, 0x0)
pwritev2(0xffffffffffffffff, &(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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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$ext4-creat-openat$cgroup_ro-write$binfmt_script-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
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)

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$ext4-creat-openat$cgroup_ro-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

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$ext4-creat-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

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$ext4-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

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}}): creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(0x0, 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, 0x0, 0x0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(0x0, 0x0, 0x0)
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)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$eJzs3d1rW+cZAPBHku3YibN8bIwkgyWQQfZBLH8wYm+DsattF4GxwG42yDxb8TLLkbHkLDa5cLa7XOxibLRQetH7/gW9aa4aAqXXLb3tVUloUxfakoKKjiTHH5KjtraU+Px+cKJzzqvoeV/Zz+uj97xHJ4DUOlf7JxMxHBHvRMSx+ubWJ5yrP6w/vj1TWzJRrV75KJM8r7bdfGrz/x2JiLWIGIyIP/424m+ZnXHLK6vz08ViYamxna8sLObLK6sXry9MzxXmCjfGJi9NTU2OToxP7Vlb7/7nH3cvv/H7gdc/+/fD+/99681atYYbZZvbsZfqTe+PE5v29UXEr/YjWA/kGu0Z6nVF+EZqP7/vRsT5JP+PRS75aXbmyb7WDNhv1Wq1+mX1ULvitSpwYGWTY+BMdiQi6uvZ7MhI/Rj+e3E4WyyVKz+7Vlq+MVs/Vj4e/dlr14uF0cZnhePRn6ltjyXrT7fHt21PRCTHwP/LDSXbIzOl4mx3uzpgmyPb8v/TXD3/gZTo/CM/cNDIf0gv+Q/pJf8hveQ/pJf8h/SS/5Be8h/SS/5DerXK/6M9qAfQfbv9/R/oYj2ArvrD5cu1pdq8/n325sryfOnmxdlCeX5kYXlmZKa0tDgyVyrNJdfsLDzr9Yql0uLYz2P5Vr5SKFfy5ZXVqwul5RuVq8l1/VcL/V1pFdCJE2fvvZeJiLVfDCVLbPqTL1fhYKtWM9Hra5CB3sj1ugMCesapP0ivr/EZv+2XhAEvthZf0bth8Ejbol/H4r5UB+iC7G6FTx50ryJA11047fwfpJXxf0gv4/+QXo7xgd3G/6NxL7+WjP/DC2vX8X/gQBtuc/+vo5vu3TUaEd+JiHdz/Yea9/oCDoLsh5nG8f+FYz8a3l46kPk8OUUwEBH/fOXKS7emK5Wlsdr+jzf2V15u7B/vRf2B9raO8DXztJnHAEB6rT++PdNcuhn30W/qkxB2xu9rjE0OJkcwh9czW+YqZPZo7sLanYg41Sp+pnG/8/qZj8PruR3xTzYeM/WXSOrbl9w3vTvxT2+K/8NN8c9863cF0uFerf8ZbZV/2SSnYyP/tvY/w3s0d6LZ/zXnXG+O3+z/cm36v7Mdxvj7q/9qdXo3mez96E7EmZb9bzPeYBJre/xa3S50GP/hX/70/XZl1dfqr9MqflNtLV9ZWMyXV1YvXm/WYvLS1NTk6MT4VD4Zo843R6p3+uWpt++3i19rf0Ob9r+/o/1DjTr9pMP2f/GDB38+t0v8H59v/ft3Mnnc9v5Xqxt1+GmH8T8Z/+Cv7cpq8WfbvP/ZVvGjWRox0WH88v9/59phAHiOlFdW56eLxcKSFStWnu+Vvuhi0Gf1HGvd6aCAffM06XtdEwAAAAAAAAAAAKBT7Wb/3tvD6cS9biMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAwEHwVQAAAP//QUvQlg==")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
simplifying guilty program options
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

program crashed: KASAN: use-after-free Read in ext4_ext_insert_extent
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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$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")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

program crashed: KASAN: use-after-free Read in ext4_ext_insert_extent
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$ext4-creat-openat$cgroup_ro-write$binfmt_script-getrandom-mount-open-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000580), 0x5, 0x4f3, &(0x7f00000005c0)="$eJzs3d1rW+cZAPBHku3YibN8bIwkgyWQQfZBLH8wYm+DsattF4GxwG42yDxb8TLLkbHkLDa5cLa7XOxibLRQetH7/gW9aa4aAqXXLb3tVUloUxfakoKKjiTHH5KjtraU+Px+cKJzzqvoeV/Zz+uj97xHJ4DUOlf7JxMxHBHvRMSx+ubWJ5yrP6w/vj1TWzJRrV75KJM8r7bdfGrz/x2JiLWIGIyIP/424m+ZnXHLK6vz08ViYamxna8sLObLK6sXry9MzxXmCjfGJi9NTU2OToxP7Vlb7/7nH3cvv/H7gdc/+/fD+/99681atYYbZZvbsZfqTe+PE5v29UXEr/YjWA/kGu0Z6nVF+EZqP7/vRsT5JP+PRS75aXbmyb7WDNhv1Wq1+mX1ULvitSpwYGWTY+BMdiQi6uvZ7MhI/Rj+e3E4WyyVKz+7Vlq+MVs/Vj4e/dlr14uF0cZnhePRn6ltjyXrT7fHt21PRCTHwP/LDSXbIzOl4mx3uzpgmyPb8v/TXD3/gZTo/CM/cNDIf0gv+Q/pJf8hveQ/pJf8h/SS/5Be8h/SS/5DerXK/6M9qAfQfbv9/R/oYj2ArvrD5cu1pdq8/n325sryfOnmxdlCeX5kYXlmZKa0tDgyVyrNJdfsLDzr9Yql0uLYz2P5Vr5SKFfy5ZXVqwul5RuVq8l1/VcL/V1pFdCJE2fvvZeJiLVfDCVLbPqTL1fhYKtWM9Hra5CB3sj1ugMCesapP0ivr/EZv+2XhAEvthZf0bth8Ejbol/H4r5UB+iC7G6FTx50ryJA11047fwfpJXxf0gv4/+QXo7xgd3G/6NxL7+WjP/DC2vX8X/gQBtuc/+vo5vu3TUaEd+JiHdz/Yea9/oCDoLsh5nG8f+FYz8a3l46kPk8OUUwEBH/fOXKS7emK5Wlsdr+jzf2V15u7B/vRf2B9raO8DXztJnHAEB6rT++PdNcuhn30W/qkxB2xu9rjE0OJkcwh9czW+YqZPZo7sLanYg41Sp+pnG/8/qZj8PruR3xTzYeM/WXSOrbl9w3vTvxT2+K/8NN8c9863cF0uFerf8ZbZV/2SSnYyP/tvY/w3s0d6LZ/zXnXG+O3+z/cm36v7Mdxvj7q/9qdXo3mez96E7EmZb9bzPeYBJre/xa3S50GP/hX/70/XZl1dfqr9MqflNtLV9ZWMyXV1YvXm/WYvLS1NTk6MT4VD4Zo843R6p3+uWpt++3i19rf0Ob9r+/o/1DjTr9pMP2f/GDB38+t0v8H59v/ft3Mnnc9v5Xqxt1+GmH8T8Z/+Cv7cpq8WfbvP/ZVvGjWRox0WH88v9/59phAHiOlFdW56eLxcKSFStWnu+Vvuhi0Gf1HGvd6aCAffM06XtdEwAAAAAAAAAAAKBT7Wb/3tvD6cS9biMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAwEHwVQAAAP//QUvQlg==")
creat(&(0x7f0000000300)='./bus\x00', 0x1a0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
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)

program crashed: KASAN: use-after-free Read in ext4_ext_insert_extent
validation run: crashed=true
reproducing took 2h14m16.544596054s
repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: use-after-free in ext4_ext_insert_extent+0x3e72/0x47c0 fs/ext4/extents.c:2077
Read of size 4 at addr ffff888134b6c124 by task syz.7.182/961

CPU: 0 PID: 961 Comm: syz.7.182 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
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_insert_extent+0x3e72/0x47c0 fs/ext4/extents.c:2077
 ext4_ext_map_blocks+0x186c/0x61e0 fs/ext4/extents.c:4368
 ext4_map_blocks+0x988/0x1b30 fs/ext4/inode.c:674
 _ext4_get_block+0x1ea/0x540 fs/ext4/inode.c:817
 ext4_get_block+0x39/0x50 fs/ext4/inode.c:834
 ext4_block_write_begin+0x563/0x1160 fs/ext4/inode.c:1102
 ext4_write_begin+0x65a/0x12e0 fs/ext4/ext4_jbd2.h:-1
 ext4_da_write_begin+0x321/0xbf0 fs/ext4/inode.c:2988
 generic_perform_write+0x2b7/0x690 mm/filemap.c:3870
 ext4_buffered_write_iter+0x4ed/0x670 fs/ext4/file.c:270
 ext4_file_write_iter+0x440/0x1540 fs/ext4/file.c:-1
 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
 __do_sys_write fs/read_write.c:659 [inline]
 __se_sys_write fs/read_write.c:656 [inline]
 __x64_sys_write+0x7b/0x90 fs/read_write.c:656
 x64_sys_call+0x8ef/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:2
 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: 0033:0x7fbcbf1a2819
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:00007fbcbf005028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fbcbf41bfa0 RCX: 00007fbcbf1a2819
RDX: 000000000208e24b RSI: 0000200000000040 RDI: 0000000000000005
RBP: 00007fbcbf238c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbcbf41c038 R14: 00007fbcbf41bfa0 R15: 00007ffc2522d2d8
 </TASK>

The buggy address belongs to the page:
page:ffffea0004d2db00 refcount:1 mapcount:1 mapping:0000000000000000 index:0x200000ab9 pfn:0x134b6c
memcg:ffff888100256780
anon flags: 0x4000000000080014(uptodate|lru|swapbacked|zone=1)
raw: 4000000000080014 ffffea00049fb988 ffffea0004d2db88 ffff8881310afe61
raw: 0000000200000ab9 0000000000000000 0000000100000000 ffff888100256780
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Movable, gfp_mask 0x100dca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO), pid 965, ts 118832303685, free_ts 118245185922
 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_anonymous_page mm/memory.c:4069 [inline]
 handle_pte_fault+0xebf/0x2710 mm/memory.c:4909
 __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
 get_signal+0x66a/0x1480 kernel/signal.c:2907
 arch_do_signal_or_restart+0xdf/0x11c0 arch/x86/kernel/signal.c:867
 handle_signal_work kernel/entry/common.c:154 [inline]
 exit_to_user_mode_loop+0xa7/0xe0 kernel/entry/common.c:178
 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

Memory state around the buggy address:
 ffff888134b6c000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff888134b6c080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff888134b6c100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
                               ^
 ffff888134b6c180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff888134b6c200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
==================================================================
EXT4-fs error (device loop7): ext4_ext_split:1146: inode #19: comm syz.7.182: eh_entries 43459 != eh_max 6483!
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 188159815740580, count = 3133
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 79262541775280, count = 27429
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 143745115626309, count = 5725
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 188575442438265, count = 5143
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 166696707070455, count = 22167
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 93910049282428, count = 20071
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 164328757051125, count = 12308
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 72483775432341, count = 7831
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 77468822857835, count = 25078

final repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: use-after-free in ext4_ext_insert_extent+0x3e72/0x47c0 fs/ext4/extents.c:2077
Read of size 4 at addr ffff888134b6c124 by task syz.7.182/961

CPU: 0 PID: 961 Comm: syz.7.182 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
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_insert_extent+0x3e72/0x47c0 fs/ext4/extents.c:2077
 ext4_ext_map_blocks+0x186c/0x61e0 fs/ext4/extents.c:4368
 ext4_map_blocks+0x988/0x1b30 fs/ext4/inode.c:674
 _ext4_get_block+0x1ea/0x540 fs/ext4/inode.c:817
 ext4_get_block+0x39/0x50 fs/ext4/inode.c:834
 ext4_block_write_begin+0x563/0x1160 fs/ext4/inode.c:1102
 ext4_write_begin+0x65a/0x12e0 fs/ext4/ext4_jbd2.h:-1
 ext4_da_write_begin+0x321/0xbf0 fs/ext4/inode.c:2988
 generic_perform_write+0x2b7/0x690 mm/filemap.c:3870
 ext4_buffered_write_iter+0x4ed/0x670 fs/ext4/file.c:270
 ext4_file_write_iter+0x440/0x1540 fs/ext4/file.c:-1
 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
 __do_sys_write fs/read_write.c:659 [inline]
 __se_sys_write fs/read_write.c:656 [inline]
 __x64_sys_write+0x7b/0x90 fs/read_write.c:656
 x64_sys_call+0x8ef/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:2
 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: 0033:0x7fbcbf1a2819
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:00007fbcbf005028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fbcbf41bfa0 RCX: 00007fbcbf1a2819
RDX: 000000000208e24b RSI: 0000200000000040 RDI: 0000000000000005
RBP: 00007fbcbf238c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbcbf41c038 R14: 00007fbcbf41bfa0 R15: 00007ffc2522d2d8
 </TASK>

The buggy address belongs to the page:
page:ffffea0004d2db00 refcount:1 mapcount:1 mapping:0000000000000000 index:0x200000ab9 pfn:0x134b6c
memcg:ffff888100256780
anon flags: 0x4000000000080014(uptodate|lru|swapbacked|zone=1)
raw: 4000000000080014 ffffea00049fb988 ffffea0004d2db88 ffff8881310afe61
raw: 0000000200000ab9 0000000000000000 0000000100000000 ffff888100256780
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Movable, gfp_mask 0x100dca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO), pid 965, ts 118832303685, free_ts 118245185922
 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_anonymous_page mm/memory.c:4069 [inline]
 handle_pte_fault+0xebf/0x2710 mm/memory.c:4909
 __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
 get_signal+0x66a/0x1480 kernel/signal.c:2907
 arch_do_signal_or_restart+0xdf/0x11c0 arch/x86/kernel/signal.c:867
 handle_signal_work kernel/entry/common.c:154 [inline]
 exit_to_user_mode_loop+0xa7/0xe0 kernel/entry/common.c:178
 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

Memory state around the buggy address:
 ffff888134b6c000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff888134b6c080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff888134b6c100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
                               ^
 ffff888134b6c180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff888134b6c200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
==================================================================
EXT4-fs error (device loop7): ext4_ext_split:1146: inode #19: comm syz.7.182: eh_entries 43459 != eh_max 6483!
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 188159815740580, count = 3133
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 79262541775280, count = 27429
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 143745115626309, count = 5725
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 188575442438265, count = 5143
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 166696707070455, count = 22167
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 93910049282428, count = 20071
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 164328757051125, count = 12308
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 72483775432341, count = 7831
EXT4-fs error (device loop7): ext4_free_blocks:6232: comm syz.7.182: Freeing blocks not in datazone - block = 77468822857835, count = 25078