Extracting prog: 1m29.739113208s
Minimizing prog: 14m22.46664612s
Simplifying prog options: 0s
Extracting C: 41.012846114s
Simplifying C: 4m18.902269198s


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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program crashed: KASAN: use-after-free Read in ext4_find_extent
single: successfully extracted reproducer
found reproducer with 10 syscalls
minimizing guilty program
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r0, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, 0xffffffffffffffff, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(0x0, 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, 0x0, 0x0)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(0x0, 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(0x0, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, 0x0, 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(0x0, 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, 0x0, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
extracting C reproducer
testing compiled C program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
program crashed: KASAN: use-after-free Read in ext4_find_extent
simplifying C reproducer
testing compiled C program (duration=34.503645346s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
program crashed: kernel BUG in ext4_split_extent_at
a never seen crash title: kernel BUG in ext4_split_extent_at, ignore
testing compiled C program (duration=34.503645346s, {Threaded:true 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=34.503645346s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=34.503645346s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=34.503645346s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=34.503645346s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
program crashed: KASAN: use-after-free Read in ext4_find_extent
reproducing took 20m52.12091482s
repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: use-after-free in ext4_ext_binsearch fs/ext4/extents.c:871 [inline]
BUG: KASAN: use-after-free in ext4_find_extent+0xc0e/0xe00 fs/ext4/extents.c:991
Read of size 4 at addr ffff8881d8d924dc by task syz-executor307/336

CPU: 1 PID: 336 Comm: syz-executor307 Not tainted 5.4.292-syzkaller-00021-gcd8e74fa0fa3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
 __dump_stack+0x1e/0x20 lib/dump_stack.c:77
 dump_stack+0x15b/0x1b8 lib/dump_stack.c:118
 print_address_description+0x8d/0x4c0 mm/kasan/report.c:384
 __kasan_report+0xef/0x120 mm/kasan/report.c:516
 kasan_report+0x30/0x60 mm/kasan/common.c:653
 __asan_report_load4_noabort+0x14/0x20 mm/kasan/generic_report.c:131
 ext4_ext_binsearch fs/ext4/extents.c:871 [inline]
 ext4_find_extent+0xc0e/0xe00 fs/ext4/extents.c:991
 ext4_ext_remove_space+0x2de/0x5850 fs/ext4/extents.c:3036
 ext4_punch_hole+0x6b4/0xae0 fs/ext4/inode.c:4492
 ext4_fallocate+0x25d/0x540 fs/ext4/extents.c:4991
 vfs_fallocate+0x587/0x700 fs/open.c:309
 madvise_remove mm/madvise.c:867 [inline]
 madvise_vma mm/madvise.c:950 [inline]
 do_madvise+0xd44/0x1ea0 mm/madvise.c:1172
 __do_sys_madvise mm/madvise.c:1198 [inline]
 __se_sys_madvise mm/madvise.c:1196 [inline]
 __x64_sys_madvise+0xa9/0xc0 mm/madvise.c:1196
 do_syscall_64+0xcf/0x170 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7f163f40f569
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f163f3cd218 EFLAGS: 00000246 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 00007f163f4966c8 RCX: 00007f163f40f569
RDX: 0000000000000009 RSI: 0000000000600002 RDI: 0000200000000000
RBP: 00007f163f4966c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f163f463554
R13: 0000200000000000 R14: 0000200000000180 R15: 0000200000000080

The buggy address belongs to the page:
page:ffffea0007636480 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1
flags: 0x8000000000000000()
raw: 8000000000000000 dead000000000100 dead000000000122 0000000000000000
raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner info is not present (never set?)

Memory state around the buggy address:
 ffff8881d8d92380: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff8881d8d92400: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff8881d8d92480: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                                                    ^
 ffff8881d8d92500: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff8881d8d92580: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
------------[ cut here ]------------
kernel BUG at fs/ext4/extents.c:3390!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 336 Comm: syz-executor307 Tainted: G    B             5.4.292-syzkaller-00021-gcd8e74fa0fa3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:ext4_split_extent_at+0xe85/0xea0 fs/ext4/extents.c:3390
Code: 76 fb ff ff 48 89 df 49 89 f7 e8 46 a2 d4 ff 4c 89 fe e9 63 fb ff ff e8 49 a8 a6 ff 0f 0b e8 42 a8 a6 ff 0f 0b e8 3b a8 a6 ff <0f> 0b e8 34 a8 a6 ff 0f 0b e8 2d a8 a6 ff 0f 0b e8 26 a8 a6 ff 0f
RSP: 0018:ffff8881eedef520 EFLAGS: 00010293
RAX: ffffffff81b8d6a5 RBX: 000000000000002a RCX: ffff8881f30fbf00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000000002a
RBP: ffff8881eedef690 R08: 0000000000000000 R09: 0000000050000028
R10: fffffbfff0ca7a5c R11: 1ffffffff0ca7a5c R12: 0000000000000000
R13: 0000000000000030 R14: 0000000000000030 R15: 0000000000000000
FS:  00007f163f3cd6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055ad67552c60 CR3: 00000001e03b4000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ext4_force_split_extent_at fs/ext4/extents.c:312 [inline]
 ext4_ext_remove_space+0x614/0x5850 fs/ext4/extents.c:3083
 ext4_punch_hole+0x6b4/0xae0 fs/ext4/inode.c:4492
 ext4_fallocate+0x25d/0x540 fs/ext4/extents.c:4991
 vfs_fallocate+0x587/0x700 fs/open.c:309
 madvise_remove mm/madvise.c:867 [inline]
 madvise_vma mm/madvise.c:950 [inline]
 do_madvise+0xd44/0x1ea0 mm/madvise.c:1172
 __do_sys_madvise mm/madvise.c:1198 [inline]
 __se_sys_madvise mm/madvise.c:1196 [inline]
 __x64_sys_madvise+0xa9/0xc0 mm/madvise.c:1196
 do_syscall_64+0xcf/0x170 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7f163f40f569
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f163f3cd218 EFLAGS: 00000246 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 00007f163f4966c8 RCX: 00007f163f40f569
RDX: 0000000000000009 RSI: 0000000000600002 RDI: 0000200000000000
RBP: 00007f163f4966c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f163f463554
R13: 0000200000000000 R14: 0000200000000180 R15: 0000200000000080
Modules linked in:
---[ end trace 770c4a98780777f5 ]---
RIP: 0010:ext4_split_extent_at+0xe85/0xea0 fs/ext4/extents.c:3390
Code: 76 fb ff ff 48 89 df 49 89 f7 e8 46 a2 d4 ff 4c 89 fe e9 63 fb ff ff e8 49 a8 a6 ff 0f 0b e8 42 a8 a6 ff 0f 0b e8 3b a8 a6 ff <0f> 0b e8 34 a8 a6 ff 0f 0b e8 2d a8 a6 ff 0f 0b e8 26 a8 a6 ff 0f
RSP: 0018:ffff8881eedef520 EFLAGS: 00010293
RAX: ffffffff81b8d6a5 RBX: 000000000000002a RCX: ffff8881f30fbf00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000000002a
RBP: ffff8881eedef690 R08: 0000000000000000 R09: 0000000050000028
R10: fffffbfff0ca7a5c R11: 1ffffffff0ca7a5c R12: 0000000000000000
R13: 0000000000000030 R14: 0000000000000030 R15: 0000000000000000
FS:  00007f163f3cd6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055ad67552c60 CR3: 00000001e03b4000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

final repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: use-after-free in ext4_ext_binsearch fs/ext4/extents.c:871 [inline]
BUG: KASAN: use-after-free in ext4_find_extent+0xc0e/0xe00 fs/ext4/extents.c:991
Read of size 4 at addr ffff8881d8d924dc by task syz-executor307/336

CPU: 1 PID: 336 Comm: syz-executor307 Not tainted 5.4.292-syzkaller-00021-gcd8e74fa0fa3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
 __dump_stack+0x1e/0x20 lib/dump_stack.c:77
 dump_stack+0x15b/0x1b8 lib/dump_stack.c:118
 print_address_description+0x8d/0x4c0 mm/kasan/report.c:384
 __kasan_report+0xef/0x120 mm/kasan/report.c:516
 kasan_report+0x30/0x60 mm/kasan/common.c:653
 __asan_report_load4_noabort+0x14/0x20 mm/kasan/generic_report.c:131
 ext4_ext_binsearch fs/ext4/extents.c:871 [inline]
 ext4_find_extent+0xc0e/0xe00 fs/ext4/extents.c:991
 ext4_ext_remove_space+0x2de/0x5850 fs/ext4/extents.c:3036
 ext4_punch_hole+0x6b4/0xae0 fs/ext4/inode.c:4492
 ext4_fallocate+0x25d/0x540 fs/ext4/extents.c:4991
 vfs_fallocate+0x587/0x700 fs/open.c:309
 madvise_remove mm/madvise.c:867 [inline]
 madvise_vma mm/madvise.c:950 [inline]
 do_madvise+0xd44/0x1ea0 mm/madvise.c:1172
 __do_sys_madvise mm/madvise.c:1198 [inline]
 __se_sys_madvise mm/madvise.c:1196 [inline]
 __x64_sys_madvise+0xa9/0xc0 mm/madvise.c:1196
 do_syscall_64+0xcf/0x170 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7f163f40f569
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f163f3cd218 EFLAGS: 00000246 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 00007f163f4966c8 RCX: 00007f163f40f569
RDX: 0000000000000009 RSI: 0000000000600002 RDI: 0000200000000000
RBP: 00007f163f4966c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f163f463554
R13: 0000200000000000 R14: 0000200000000180 R15: 0000200000000080

The buggy address belongs to the page:
page:ffffea0007636480 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1
flags: 0x8000000000000000()
raw: 8000000000000000 dead000000000100 dead000000000122 0000000000000000
raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner info is not present (never set?)

Memory state around the buggy address:
 ffff8881d8d92380: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff8881d8d92400: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff8881d8d92480: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                                                    ^
 ffff8881d8d92500: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff8881d8d92580: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
------------[ cut here ]------------
kernel BUG at fs/ext4/extents.c:3390!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 336 Comm: syz-executor307 Tainted: G    B             5.4.292-syzkaller-00021-gcd8e74fa0fa3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:ext4_split_extent_at+0xe85/0xea0 fs/ext4/extents.c:3390
Code: 76 fb ff ff 48 89 df 49 89 f7 e8 46 a2 d4 ff 4c 89 fe e9 63 fb ff ff e8 49 a8 a6 ff 0f 0b e8 42 a8 a6 ff 0f 0b e8 3b a8 a6 ff <0f> 0b e8 34 a8 a6 ff 0f 0b e8 2d a8 a6 ff 0f 0b e8 26 a8 a6 ff 0f
RSP: 0018:ffff8881eedef520 EFLAGS: 00010293
RAX: ffffffff81b8d6a5 RBX: 000000000000002a RCX: ffff8881f30fbf00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000000002a
RBP: ffff8881eedef690 R08: 0000000000000000 R09: 0000000050000028
R10: fffffbfff0ca7a5c R11: 1ffffffff0ca7a5c R12: 0000000000000000
R13: 0000000000000030 R14: 0000000000000030 R15: 0000000000000000
FS:  00007f163f3cd6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055ad67552c60 CR3: 00000001e03b4000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ext4_force_split_extent_at fs/ext4/extents.c:312 [inline]
 ext4_ext_remove_space+0x614/0x5850 fs/ext4/extents.c:3083
 ext4_punch_hole+0x6b4/0xae0 fs/ext4/inode.c:4492
 ext4_fallocate+0x25d/0x540 fs/ext4/extents.c:4991
 vfs_fallocate+0x587/0x700 fs/open.c:309
 madvise_remove mm/madvise.c:867 [inline]
 madvise_vma mm/madvise.c:950 [inline]
 do_madvise+0xd44/0x1ea0 mm/madvise.c:1172
 __do_sys_madvise mm/madvise.c:1198 [inline]
 __se_sys_madvise mm/madvise.c:1196 [inline]
 __x64_sys_madvise+0xa9/0xc0 mm/madvise.c:1196
 do_syscall_64+0xcf/0x170 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7f163f40f569
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f163f3cd218 EFLAGS: 00000246 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 00007f163f4966c8 RCX: 00007f163f40f569
RDX: 0000000000000009 RSI: 0000000000600002 RDI: 0000200000000000
RBP: 00007f163f4966c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f163f463554
R13: 0000200000000000 R14: 0000200000000180 R15: 0000200000000080
Modules linked in:
---[ end trace 770c4a98780777f5 ]---
RIP: 0010:ext4_split_extent_at+0xe85/0xea0 fs/ext4/extents.c:3390
Code: 76 fb ff ff 48 89 df 49 89 f7 e8 46 a2 d4 ff 4c 89 fe e9 63 fb ff ff e8 49 a8 a6 ff 0f 0b e8 42 a8 a6 ff 0f 0b e8 3b a8 a6 ff <0f> 0b e8 34 a8 a6 ff 0f 0b e8 2d a8 a6 ff 0f 0b e8 26 a8 a6 ff 0f
RSP: 0018:ffff8881eedef520 EFLAGS: 00010293
RAX: ffffffff81b8d6a5 RBX: 000000000000002a RCX: ffff8881f30fbf00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000000002a
RBP: ffff8881eedef690 R08: 0000000000000000 R09: 0000000050000028
R10: fffffbfff0ca7a5c R11: 1ffffffff0ca7a5c R12: 0000000000000000
R13: 0000000000000030 R14: 0000000000000030 R15: 0000000000000000
FS:  00007f163f3cd6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055ad67552c60 CR3: 00000001e03b4000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400