Extracting prog: 2m17.250644965s
Minimizing prog: 15m9.987134112s
Simplifying prog options: 0s
Extracting C: 41.725397275s
Simplifying C: 4m44.704777637s


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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program crashed: KASAN: use-after-free Read in __ext4_check_dir_entry
single: successfully extracted reproducer
found reproducer with 10 syscalls
minimizing guilty program
testing program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
getdents64(r1, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
lseek(0xffffffffffffffff, 0x7ff, 0x0)
getdents64(0xffffffffffffffff, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-openat-mount-open-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r0 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r0, 0x7ff, 0x0)
getdents64(r0, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-openat-mount-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, 0xffffffffffffffff, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r0 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r0, 0x7ff, 0x0)
getdents64(r0, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-openat-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, 0x0, 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(0x0, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$eJzs3c9vI1cdAPDvTOJNmqZNCpUKCOhSCgtarZ1426jqqVxAqKqEqDhxSEPijaLYcRQ7pQkrNfkfkKjEAcGJMwckDpV64ojgBre9LAekBVagDRIHo/GPbHZjJ2HXsVX785FGM2/eeL7vrTXveb9J/AIYW1cj4iAirkTEexEx1z6ftLd4q7Vl1z24f3v16P7t1SQajXf/kTTrs3Nx4jWZZ9v3nI6I738n4kfJ6bi1vf3NlXK5tNMuF+qV7UJtb//GRmVlvbRe2ioWlxaXFt64+Xqxb319ufKbe9/eePsHH//uS3f/dPDNn2TNmm3XnexHP7W6njuOk5mMiLcvI9gQTLT7c2XYDeGJpBHxmYh4pfn8z8VE8928mC6PNQDwKdBozEVj7mQZABh1aTMHlqT5di5gNtI0n2/l8F6MmbRcrdWv36rubq21cmXzkUtvbZRLC+1c4Xzkkqy8+GF2/LBcjEfLNyPihYj46dQzzXJ+9eJ5BgCgv559bP7/91Rr/gcARtz0eRcsD6YdAMDgnDv/AwAjx/wPAOPH/A8A48f8DwDjx/wPAOPmTmf+nxh2SwCAgfjeO+9kW+Oo/f3Xa+/v7W5W37+xVqpt5iu7q/nV6s52fr1aXS+X8qvVynn3K1er24uvxe4HhXqpVi/U9vaXK9Xdrfpy83u9l0u5gfQKADjLCy9/8pckIg7efKa5xYm1HMzVMNrSYTcAGBo5fxhfvoUbxpf/4wPnreXZ81eEP3qCYI0Pn+BFQL9d+7z8P4wr+X8YX/L/ML7k/2F8NRpJrzX/0+NLAICRIscPDPTn/wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADAiZpvb/IlymubzEc9FxHzkklsb5dJCRDwfEX+eyk1l5cWhthgAeHrp35L2+l/X5l6dfbz2SvKfqeY+In7883d/9sFKvb6zmJ3/5/H5+kft88VhtB8AOE9nnu7M4x0P7t9e7WyDbM+9b7UWF83iHrW3Vs1kTGa7P05HLiJm/pW0ym3Z55WJPsQ/OIyIz3Xrf9LMjcy3Vz59PH4W+7mBxk8fiZ8261r77N/is6fuPNUz5nlrvcK4+CQbf97q9vylcbW5n+66+PF0c4R6ep3x7+jU+Nd53qebY0238e/qRWO89vvv9qw7jPjCZLf4yXH8pEf8Vy8Y/84Xv/xKr7rGLyOuRff4J2MV6pXtQm1v/8ZGZWW9tF7aKhaXFpcW3rj5erHQzFEXOpnq0/7+5vXne/b/1xEzPeJPn9P/r53Z68bxAPyr/773w6/0in8Y8Y2vdn//XzwjfjYnfv3M+A+tzPy25/LdWfy1Vv8P/9/3//oF49/96/7aBS8FAAagtre/uVIul3b6epCLPt/wxEFySW12MOIH2efxp73PS+2UWddr/vCLj1/KKofe074cDHlgAi7dw4d+2C0BAAAAAAAAAAAAAAB6ufQ/J0qH3UMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABG2f8CAAD//zwQyy8=")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, 0x0, 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(0x0, 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$eJzs3c9vI1cdAPDvTOJNmqZNCpUKCOhSCgtarZ1426jqqVxAqKqEqDhxSEPijaLYcRQ7pQkrNfkfkKjEAcGJMwckDpV64ojgBre9LAekBVagDRIHo/GPbHZjJ2HXsVX785FGM2/eeL7vrTXveb9J/AIYW1cj4iAirkTEexEx1z6ftLd4q7Vl1z24f3v16P7t1SQajXf/kTTrs3Nx4jWZZ9v3nI6I738n4kfJ6bi1vf3NlXK5tNMuF+qV7UJtb//GRmVlvbRe2ioWlxaXFt64+Xqxb319ufKbe9/eePsHH//uS3f/dPDNn2TNmm3XnexHP7W6njuOk5mMiLcvI9gQTLT7c2XYDeGJpBHxmYh4pfn8z8VE8928mC6PNQDwKdBozEVj7mQZABh1aTMHlqT5di5gNtI0n2/l8F6MmbRcrdWv36rubq21cmXzkUtvbZRLC+1c4Xzkkqy8+GF2/LBcjEfLNyPihYj46dQzzXJ+9eJ5BgCgv559bP7/91Rr/gcARtz0eRcsD6YdAMDgnDv/AwAjx/wPAOPH/A8A48f8DwDjx/wPAOPmTmf+nxh2SwCAgfjeO+9kW+Oo/f3Xa+/v7W5W37+xVqpt5iu7q/nV6s52fr1aXS+X8qvVynn3K1er24uvxe4HhXqpVi/U9vaXK9Xdrfpy83u9l0u5gfQKADjLCy9/8pckIg7efKa5xYm1HMzVMNrSYTcAGBo5fxhfvoUbxpf/4wPnreXZ81eEP3qCYI0Pn+BFQL9d+7z8P4wr+X8YX/L/ML7k/2F8NRpJrzX/0+NLAICRIscPDPTn/wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADAiZpvb/IlymubzEc9FxHzkklsb5dJCRDwfEX+eyk1l5cWhthgAeHrp35L2+l/X5l6dfbz2SvKfqeY+In7883d/9sFKvb6zmJ3/5/H5+kft88VhtB8AOE9nnu7M4x0P7t9e7WyDbM+9b7UWF83iHrW3Vs1kTGa7P05HLiJm/pW0ym3Z55WJPsQ/OIyIz3Xrf9LMjcy3Vz59PH4W+7mBxk8fiZ8261r77N/is6fuPNUz5nlrvcK4+CQbf97q9vylcbW5n+66+PF0c4R6ep3x7+jU+Nd53qebY0238e/qRWO89vvv9qw7jPjCZLf4yXH8pEf8Vy8Y/84Xv/xKr7rGLyOuRff4J2MV6pXtQm1v/8ZGZWW9tF7aKhaXFpcW3rj5erHQzFEXOpnq0/7+5vXne/b/1xEzPeJPn9P/r53Z68bxAPyr/773w6/0in8Y8Y2vdn//XzwjfjYnfv3M+A+tzPy25/LdWfy1Vv8P/9/3//oF49/96/7aBS8FAAagtre/uVIul3b6epCLPt/wxEFySW12MOIH2efxp73PS+2UWddr/vCLj1/KKofe074cDHlgAi7dw4d+2C0BAAAAAAAAAAAAAAB6ufQ/J0qH3UMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABG2f8CAAD//zwQyy8=")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(0x0)
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program did not crash
testing program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(0x0, 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
program crashed: KASAN: use-after-free Read in __ext4_check_dir_entry
simplifying C reproducer
testing compiled C program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
program crashed: KASAN: use-after-free Read in __ext4_check_dir_entry
testing compiled C program (duration=34.264116979s, {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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
program did not crash
testing compiled C program (duration=34.264116979s, {Threaded:false 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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
program crashed: KASAN: use-after-free Read in __ext4_check_dir_entry
testing compiled C program (duration=34.264116979s, {Threaded:false Repeat:true 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$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
program crashed: KASAN: use-after-free Read in __ext4_check_dir_entry
testing compiled C program (duration=34.264116979s, {Threaded:false Repeat:true 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:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
program crashed: KASAN: use-after-free Read in __ext4_check_dir_entry
testing compiled C program (duration=34.264116979s, {Threaded:false Repeat:true 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:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
program did not crash
testing compiled C program (duration=34.264116979s, {Threaded:false Repeat:true 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:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
program did not crash
testing program (duration=34.264116979s, {Threaded:false Repeat:true 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:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program crashed: KASAN: use-after-free Read in __ext4_check_dir_entry
validation run: crashed=true
testing program (duration=34.264116979s, {Threaded:false Repeat:true 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:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program crashed: KASAN: use-after-free Read in __ext4_check_dir_entry
validation run: crashed=true
testing program (duration=34.264116979s, {Threaded:false Repeat:true 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:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat-mount-open-mmap-bpf$PROG_LOAD-chdir-open-lseek-getdents64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x40, &(0x7f0000000080)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}]}, 0x0, 0x4f7, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000440)='./bus\x00', 0x141842, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000240)='./bus\x00', 0x187102, 0x1)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000080000001801000020646c25000000000020"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x34, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
chdir(&(0x7f0000000240)='./file0\x00')
r1 = open(&(0x7f00000000c0)='.\x00', 0x0, 0x0)
lseek(r1, 0x7ff, 0x0)
getdents64(r1, 0x0, 0x0)

program crashed: KASAN: use-after-free Read in __ext4_check_dir_entry
validation run: crashed=true
reproducing took 24m40.674623886s
repro crashed as (corrupted=false):
EXT4-fs (loop2): mounted filesystem without journal. Opts: errors=remount-ro,max_dir_size_kb=0x0000000000000002,. Quota mode: writeback.
ext4 filesystem being mounted at /2/file0 supports timestamps until 2038-01-19 (0x7fffffff)
EXT4-fs warning (device loop2): dx_probe:833: inode #2: comm syz.2.19: Unrecognised inode hash code 20
EXT4-fs warning (device loop2): dx_probe:966: inode #2: comm syz.2.19: Corrupt directory, running e2fsck is recommended
==================================================================
BUG: KASAN: use-after-free in __ext4_check_dir_entry+0x7c2/0x970 fs/ext4/dir.c:85
Read of size 2 at addr ffff88811e242003 by task syz.2.19/379

CPU: 1 PID: 379 Comm: syz.2.19 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
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_check_dir_entry+0x7c2/0x970 fs/ext4/dir.c:85
 ext4_readdir+0x123c/0x3b20 fs/ext4/dir.c:261
 iterate_dir+0x260/0x600 fs/readdir.c:-1
 __do_sys_getdents64 fs/readdir.c:369 [inline]
 __se_sys_getdents64+0xf2/0x250 fs/readdir.c:354
 __x64_sys_getdents64+0x7b/0x90 fs/readdir.c:354
 x64_sys_call+0x592/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:218
 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: 0033:0x7ff39cfd9eb9
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:00007ffe7d3b37d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9
RAX: ffffffffffffffda RBX: 00007ff39d254fa0 RCX: 00007ff39cfd9eb9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
RBP: 00007ff39d047c1f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff39d254fac R14: 00007ff39d254fa0 R15: 00007ff39d254fa0
 </TASK>

The buggy address belongs to the page:
page:ffffea0004789080 refcount:0 mapcount:-128 mapping:0000000000000000 index:0x1 pfn:0x11e242
flags: 0x4000000000000000(zone=1)
raw: 4000000000000000 ffffea0004789e08 ffffea0004787208 0000000000000000
raw: 0000000000000001 0000000000000001 00000000ffffff7f 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as freed
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x500cc2(GFP_HIGHUSER|__GFP_ACCOUNT), pid 226, ts 15110834679, free_ts 15110945587
 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:5808
 __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]
 pipe_write+0x56e/0x18f0 fs/pipe.c:500
 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
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+0xae/0x540 mm/page_alloc.c:3616
 __put_single_page mm/swap.c:98 [inline]
 __put_page+0xad/0xe0 mm/swap.c:129
 put_page include/linux/mm.h:1306 [inline]
 anon_pipe_buf_release+0x183/0x200 fs/pipe.c:137
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_read+0x53b/0x1010 fs/pipe.c:323
 call_read_iter include/linux/fs.h:2206 [inline]
 new_sync_read fs/read_write.c:404 [inline]
 vfs_read+0x6c9/0xc40 fs/read_write.c:485
 ksys_read+0x149/0x250 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0

Memory state around the buggy address:
 ffff88811e241f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff88811e241f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff88811e242000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                   ^
 ffff88811e242080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff88811e242100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
EXT4-fs error (device loop2): ext4_readdir:263: inode #2: block 3: comm syz.2.19: path /2/file0: bad entry in directory: directory entry overrun - offset=2047, inode=741952768, rec_len=29988, size=2048 fake=0
EXT4-fs (loop2): Remounting filesystem read-only

final repro crashed as (corrupted=false):
EXT4-fs (loop2): mounted filesystem without journal. Opts: errors=remount-ro,max_dir_size_kb=0x0000000000000002,. Quota mode: writeback.
ext4 filesystem being mounted at /2/file0 supports timestamps until 2038-01-19 (0x7fffffff)
EXT4-fs warning (device loop2): dx_probe:833: inode #2: comm syz.2.19: Unrecognised inode hash code 20
EXT4-fs warning (device loop2): dx_probe:966: inode #2: comm syz.2.19: Corrupt directory, running e2fsck is recommended
==================================================================
BUG: KASAN: use-after-free in __ext4_check_dir_entry+0x7c2/0x970 fs/ext4/dir.c:85
Read of size 2 at addr ffff88811e242003 by task syz.2.19/379

CPU: 1 PID: 379 Comm: syz.2.19 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
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_check_dir_entry+0x7c2/0x970 fs/ext4/dir.c:85
 ext4_readdir+0x123c/0x3b20 fs/ext4/dir.c:261
 iterate_dir+0x260/0x600 fs/readdir.c:-1
 __do_sys_getdents64 fs/readdir.c:369 [inline]
 __se_sys_getdents64+0xf2/0x250 fs/readdir.c:354
 __x64_sys_getdents64+0x7b/0x90 fs/readdir.c:354
 x64_sys_call+0x592/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:218
 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: 0033:0x7ff39cfd9eb9
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:00007ffe7d3b37d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9
RAX: ffffffffffffffda RBX: 00007ff39d254fa0 RCX: 00007ff39cfd9eb9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
RBP: 00007ff39d047c1f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff39d254fac R14: 00007ff39d254fa0 R15: 00007ff39d254fa0
 </TASK>

The buggy address belongs to the page:
page:ffffea0004789080 refcount:0 mapcount:-128 mapping:0000000000000000 index:0x1 pfn:0x11e242
flags: 0x4000000000000000(zone=1)
raw: 4000000000000000 ffffea0004789e08 ffffea0004787208 0000000000000000
raw: 0000000000000001 0000000000000001 00000000ffffff7f 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as freed
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x500cc2(GFP_HIGHUSER|__GFP_ACCOUNT), pid 226, ts 15110834679, free_ts 15110945587
 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:5808
 __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]
 pipe_write+0x56e/0x18f0 fs/pipe.c:500
 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
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+0xae/0x540 mm/page_alloc.c:3616
 __put_single_page mm/swap.c:98 [inline]
 __put_page+0xad/0xe0 mm/swap.c:129
 put_page include/linux/mm.h:1306 [inline]
 anon_pipe_buf_release+0x183/0x200 fs/pipe.c:137
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_read+0x53b/0x1010 fs/pipe.c:323
 call_read_iter include/linux/fs.h:2206 [inline]
 new_sync_read fs/read_write.c:404 [inline]
 vfs_read+0x6c9/0xc40 fs/read_write.c:485
 ksys_read+0x149/0x250 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0

Memory state around the buggy address:
 ffff88811e241f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff88811e241f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff88811e242000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                   ^
 ffff88811e242080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff88811e242100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
EXT4-fs error (device loop2): ext4_readdir:263: inode #2: block 3: comm syz.2.19: path /2/file0: bad entry in directory: directory entry overrun - offset=2047, inode=741952768, rec_len=29988, size=2048 fake=0
EXT4-fs (loop2): Remounting filesystem read-only