Extracting prog: 1m21.645127047s
Minimizing prog: 33m37.483096197s
Simplifying prog options: 0s
Extracting C: 1m5.074805752s
Simplifying C: 12m15.665456236s


extracting reproducer from 70 programs
first checking the prog from the crash report
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:true Wifi:true IEEE802154:true 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-fcntl$lock-fcntl$lock-fcntl$lock-rename-openat-pwrite64-openat-openat$smackfs_cipsonum-fcntl$dupfd-write$RDMA_USER_CM_CMD_CREATE_ID-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0)
fcntl$lock(r0, 0x25, &(0x7f0000000180)={0x0, 0x1, 0x86, 0xae})
fcntl$lock(r0, 0x7, &(0x7f00000000c0)={0x0, 0x0, 0xfc, 0x81})
fcntl$lock(r0, 0x24, &(0x7f0000000100)={0x2, 0x1, 0x6, 0x1})
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r1, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
r3 = openat$smackfs_cipsonum(0xffffffffffffff9c, &(0x7f00000003c0)='/sys/fs/smackfs/direct\x00', 0x2, 0x0)
r4 = fcntl$dupfd(r3, 0x0, r3)
write$RDMA_USER_CM_CMD_CREATE_ID(r4, &(0x7f0000000740)={0x0, 0x18, 0xfa00, {0x1, 0x0, 0x111, 0x9}}, 0x20)
ioctl$EXT4_IOC_MOVE_EXT(r2, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program crashed: KASAN: use-after-free Read in ext4_find_extent
single: successfully extracted reproducer
found reproducer with 13 syscalls
minimizing guilty program
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true 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-fcntl$lock-fcntl$lock-fcntl$lock-rename-openat-pwrite64-openat-openat$smackfs_cipsonum-fcntl$dupfd-write$RDMA_USER_CM_CMD_CREATE_ID
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0)
fcntl$lock(r0, 0x25, &(0x7f0000000180)={0x0, 0x1, 0x86, 0xae})
fcntl$lock(r0, 0x7, &(0x7f00000000c0)={0x0, 0x0, 0xfc, 0x81})
fcntl$lock(r0, 0x24, &(0x7f0000000100)={0x2, 0x1, 0x6, 0x1})
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r1, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
r2 = openat$smackfs_cipsonum(0xffffffffffffff9c, &(0x7f00000003c0)='/sys/fs/smackfs/direct\x00', 0x2, 0x0)
r3 = fcntl$dupfd(r2, 0x0, r2)
write$RDMA_USER_CM_CMD_CREATE_ID(r3, &(0x7f0000000740)={0x0, 0x18, 0xfa00, {0x1, 0x0, 0x111, 0x9}}, 0x20)

program did not crash
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true 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-fcntl$lock-fcntl$lock-fcntl$lock-rename-openat-pwrite64-openat-openat$smackfs_cipsonum-fcntl$dupfd-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0)
fcntl$lock(r0, 0x25, &(0x7f0000000180)={0x0, 0x1, 0x86, 0xae})
fcntl$lock(r0, 0x7, &(0x7f00000000c0)={0x0, 0x0, 0xfc, 0x81})
fcntl$lock(r0, 0x24, &(0x7f0000000100)={0x2, 0x1, 0x6, 0x1})
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r1, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
r3 = openat$smackfs_cipsonum(0xffffffffffffff9c, &(0x7f00000003c0)='/sys/fs/smackfs/direct\x00', 0x2, 0x0)
fcntl$dupfd(r3, 0x0, r3)
ioctl$EXT4_IOC_MOVE_EXT(r2, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program crashed: KASAN: use-after-free Read in ext4_ext_insert_extent
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true 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-fcntl$lock-fcntl$lock-fcntl$lock-rename-openat-pwrite64-openat-openat$smackfs_cipsonum-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$eJzs3d9rW+UbAPDnpO1+f7/rYAwVkcIunMyla+uPCV7MS9HhQO9naM/KaLqMJh1rHbhduBtvZAgiDsR7vfdy+A/4Vwx0MHQUvfCmctKTLmuTJttiUs3nA6e87zknfc+bc543z5uTkACG1kT2pxDxfER8kUQcjogk3zYa+caJjf3WHl6fzZYk1tc//C2p75fVG/+r8biDeeW5iPjps4iThe3tVldWF0rlcrqU1ydri1cmqyurpy4tlubT+fTy9MzMmddnpt96842e9fWV839+/cHdd898fnztqx/uH7mdxNk4lG9r7sczuNFcmYiJ/DkZi7NbdpzqQWO7STLoA+CpjORxPhbZGHA4RvKoB/77Po2IdWBIJeIfhlQjD2jM7XeeB/+/T1lJ/zx4Z2MCtL3/oxvvjcS++tzowFry2Mwom++O96D9rI0ff71zO1uid+9DAHR042ZEnB4d3T7+Jfn4t4MOb/qdbr16X3NlaxvGP+ifu1n+82qr/KdQj83f83Ddmv8cbBG7T6Nz/Bfu96CZtrL87+2W+e/mTavxkbz2v3rON5ZcvFROT+fZ8IkY25vVd7qfc2bt3nq7bc35X7Zk7Tdywfw47o/uffwxc6Va6Vn63OzBzYgXWua/yWb+m7Q4/9nzcb7LNo6ld15qt61z//9Z699FvNzy/D96cUt2vj85Wb8eJhtXxXZ/3Dr2c7v2B93/7Pwf2Ln/40nz/drqk7fx7b6/0nbbHut/dH/970k+qpf35OuulWq1pamIPcn729dPP3pso97YP+v/iePtx7921//+iPi4y/7fOvr9i131f0Dnf+6Jzv+TF+6998k37drvbvx7rV46ka/pZvzr9gCf5bkDAAAAAACA3aYQEYciKRQ3y4VCsbjx+Y6jcaBQrlRrJy9Wli/PRf27suMxVmjc6T7c9HmIqfzzsI369Jb6TEQciYgvR/bX68XZSnlu0J0HAAAAAAAAAAAAAAAAAACAXeJg/Tv/I5v1xvf/M7+MDO64gD7xk98wvDrGfy9+6QnYlbz+w/AS/zC8xD8ML/EPw0v8w/AS/zC8uoj/Qj+OA+g/r/8AAAAAAAAAAAAAAAAAAAAAAAAAAADQU+fPncuW9bWH12ez+tzVleWFytVTc2l1obi4PFucrSxdKc5XKvPltDhbWez0/8qVypWp6Vi+NllLq7XJ6srqhcXK8uXahUuLpfn0QjrWl14BAAAAAAAAAAAAAAAAAADAv0t1ZXWhVC6nSwoKT1UY3R2HodDjwqBHJgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB45O8AAAD//8A2OIo=")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0)
fcntl$lock(r0, 0x25, &(0x7f0000000180)={0x0, 0x1, 0x86, 0xae})
fcntl$lock(r0, 0x7, &(0x7f00000000c0)={0x0, 0x0, 0xfc, 0x81})
fcntl$lock(r0, 0x24, &(0x7f0000000100)={0x2, 0x1, 0x6, 0x1})
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r1, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
openat$smackfs_cipsonum(0xffffffffffffff9c, &(0x7f00000003c0)='/sys/fs/smackfs/direct\x00', 0x2, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r2, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program crashed: KASAN: use-after-free Read in ext4_ext_remove_space
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true 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-fcntl$lock-fcntl$lock-fcntl$lock-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0)
fcntl$lock(r0, 0x25, &(0x7f0000000180)={0x0, 0x1, 0x86, 0xae})
fcntl$lock(r0, 0x7, &(0x7f00000000c0)={0x0, 0x0, 0xfc, 0x81})
fcntl$lock(r0, 0x24, &(0x7f0000000100)={0x2, 0x1, 0x6, 0x1})
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r1, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r2, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program crashed: KASAN: use-after-free Read in ext4_find_extent
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true 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-fcntl$lock-fcntl$lock-fcntl$lock-rename-openat-pwrite64-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0)
fcntl$lock(r0, 0x25, &(0x7f0000000180)={0x0, 0x1, 0x86, 0xae})
fcntl$lock(r0, 0x7, &(0x7f00000000c0)={0x0, 0x0, 0xfc, 0x81})
fcntl$lock(r0, 0x24, &(0x7f0000000100)={0x2, 0x1, 0x6, 0x1})
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r1, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
ioctl$EXT4_IOC_MOVE_EXT(0xffffffffffffffff, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program did not crash
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true 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-fcntl$lock-fcntl$lock-fcntl$lock-rename-openat-openat-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0)
fcntl$lock(r0, 0x25, &(0x7f0000000180)={0x0, 0x1, 0x86, 0xae})
fcntl$lock(r0, 0x7, &(0x7f00000000c0)={0x0, 0x0, 0xfc, 0x81})
fcntl$lock(r0, 0x24, &(0x7f0000000100)={0x2, 0x1, 0x6, 0x1})
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r1, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program did not crash
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true 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-fcntl$lock-fcntl$lock-fcntl$lock-rename-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$eJzs3d9rW+UbAPDnpO1+f7/rYAwVkcIunMyla+uPCV7MS9HhQO9naM/KaLqMJh1rHbhduBtvZAgiDsR7vfdy+A/4Vwx0MHQUvfCmctKTLmuTJttiUs3nA6e87zknfc+bc543z5uTkACG1kT2pxDxfER8kUQcjogk3zYa+caJjf3WHl6fzZYk1tc//C2p75fVG/+r8biDeeW5iPjps4iThe3tVldWF0rlcrqU1ydri1cmqyurpy4tlubT+fTy9MzMmddnpt96842e9fWV839+/cHdd898fnztqx/uH7mdxNk4lG9r7sczuNFcmYiJ/DkZi7NbdpzqQWO7STLoA+CpjORxPhbZGHA4RvKoB/77Po2IdWBIJeIfhlQjD2jM7XeeB/+/T1lJ/zx4Z2MCtL3/oxvvjcS++tzowFry2Mwom++O96D9rI0ff71zO1uid+9DAHR042ZEnB4d3T7+Jfn4t4MOb/qdbr16X3NlaxvGP+ifu1n+82qr/KdQj83f83Ddmv8cbBG7T6Nz/Bfu96CZtrL87+2W+e/mTavxkbz2v3rON5ZcvFROT+fZ8IkY25vVd7qfc2bt3nq7bc35X7Zk7Tdywfw47o/uffwxc6Va6Vn63OzBzYgXWua/yWb+m7Q4/9nzcb7LNo6ld15qt61z//9Z699FvNzy/D96cUt2vj85Wb8eJhtXxXZ/3Dr2c7v2B93/7Pwf2Ln/40nz/drqk7fx7b6/0nbbHut/dH/970k+qpf35OuulWq1pamIPcn729dPP3pso97YP+v/iePtx7921//+iPi4y/7fOvr9i131f0Dnf+6Jzv+TF+6998k37drvbvx7rV46ka/pZvzr9gCf5bkDAAAAAACA3aYQEYciKRQ3y4VCsbjx+Y6jcaBQrlRrJy9Wli/PRf27suMxVmjc6T7c9HmIqfzzsI369Jb6TEQciYgvR/bX68XZSnlu0J0HAAAAAAAAAAAAAAAAAACAXeJg/Tv/I5v1xvf/M7+MDO64gD7xk98wvDrGfy9+6QnYlbz+w/AS/zC8xD8ML/EPw0v8w/AS/zC8uoj/Qj+OA+g/r/8AAAAAAAAAAAAAAAAAAAAAAAAAAADQU+fPncuW9bWH12ez+tzVleWFytVTc2l1obi4PFucrSxdKc5XKvPltDhbWez0/8qVypWp6Vi+NllLq7XJ6srqhcXK8uXahUuLpfn0QjrWl14BAAAAAAAAAAAAAAAAAADAv0t1ZXWhVC6nSwoKT1UY3R2HodDjwqBHJgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB45O8AAAD//8A2OIo=")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0)
fcntl$lock(r0, 0x25, &(0x7f0000000180)={0x0, 0x1, 0x86, 0xae})
fcntl$lock(r0, 0x7, &(0x7f00000000c0)={0x0, 0x0, 0xfc, 0x81})
fcntl$lock(r0, 0x24, &(0x7f0000000100)={0x2, 0x1, 0x6, 0x1})
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
pwrite64(0xffffffffffffffff, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r1, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program did not crash
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true 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-fcntl$lock-fcntl$lock-fcntl$lock-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0)
fcntl$lock(r0, 0x25, &(0x7f0000000180)={0x0, 0x1, 0x86, 0xae})
fcntl$lock(r0, 0x7, &(0x7f00000000c0)={0x0, 0x0, 0xfc, 0x81})
fcntl$lock(r0, 0x24, &(0x7f0000000100)={0x2, 0x1, 0x6, 0x1})
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r1, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r2, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program did not crash
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true 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-fcntl$lock-fcntl$lock-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0)
fcntl$lock(r0, 0x25, &(0x7f0000000180)={0x0, 0x1, 0x86, 0xae})
fcntl$lock(r0, 0x7, &(0x7f00000000c0)={0x0, 0x0, 0xfc, 0x81})
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r1, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r2, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program crashed: KASAN: use-after-free Read in ext4_find_extent
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true 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-fcntl$lock-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0)
fcntl$lock(r0, 0x25, &(0x7f0000000180)={0x0, 0x1, 0x86, 0xae})
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r1, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r2, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program crashed: KASAN: use-after-free Read in ext4_find_extent
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true 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-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0)
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r1, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program crashed: KASAN: use-after-free Read in ext4_ext_insert_extent
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r1, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program crashed: KASAN: use-after-free Read in ext4_find_extent
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r1, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program did not crash
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
rename(0x0, &(0x7f0000000080)='./file2\x00')
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r1, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program did not crash
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
rename(&(0x7f00000000c0)='./file1\x00', 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r1, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program did not crash
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
r0 = openat(0xffffffffffffff9c, 0x0, 0x101042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r1, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program did not crash
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r0, 0x0, 0x0, 0xe7c)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r1, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program did not crash
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r0, &(0x7f0000000140), 0x0, 0xe7c)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r1, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program did not crash
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
r1 = openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r1, 0x40305829, &(0x7f0000000240)={0x17c04, 0xffffffffffffffff, 0x6, 0x10000, 0x0, 0x5})

program did not crash
testing program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file2\x00', 0x3000046, &(0x7f00000000c0)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@grpjquota}, {@oldalloc}, {@errors_remount}, {@orlov}, {@usrquota}, {@stripe={'stripe', 0x3d, 0x622}}]}, 0x1, 0x56c, &(0x7f0000001a00)="$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")
rename(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file2\x00')
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xe7c)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x42, 0x0)
ioctl$EXT4_IOC_MOVE_EXT(r1, 0x40305829, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
program crashed: KASAN: use-after-free Read in ext4_find_extent
simplifying C reproducer
testing compiled C program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
program did not crash
testing compiled C program (duration=54.571661865s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
program did not crash
testing compiled C program (duration=54.571661865s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
program did not crash
testing compiled C program (duration=54.571661865s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=54.571661865s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=54.571661865s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
program did not crash
testing compiled C program (duration=54.571661865s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
program crashed: KASAN: use-after-free Read in ext4_ext_remove_space
testing compiled C program (duration=54.571661865s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-rename-openat-pwrite64-openat-ioctl$EXT4_IOC_MOVE_EXT
program crashed: KASAN: use-after-free Read in ext4_find_extent
reproducing took 48m19.868527192s
repro crashed as (corrupted=false):
EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback.
==================================================================
BUG: KASAN: use-after-free in ext4_ext_binsearch fs/ext4/extents.c:840 [inline]
BUG: KASAN: use-after-free in ext4_find_extent+0xae6/0xcc0 fs/ext4/extents.c:955
Read of size 4 at addr ffff888073c6fc84 by task syz-executor236/5881

CPU: 1 UID: 0 PID: 5881 Comm: syz-executor236 Not tainted 6.15.0-rc5-syzkaller-00038-g707df3375124 #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:408 [inline]
 print_report+0xb4/0x290 mm/kasan/report.c:521
 kasan_report+0x118/0x150 mm/kasan/report.c:634
 ext4_ext_binsearch fs/ext4/extents.c:840 [inline]
 ext4_find_extent+0xae6/0xcc0 fs/ext4/extents.c:955
 ext4_ext_map_blocks+0x26f/0x67c0 fs/ext4/extents.c:4205
 ext4_map_create_blocks fs/ext4/inode.c:520 [inline]
 ext4_map_blocks+0x807/0x1740 fs/ext4/inode.c:706
 _ext4_get_block+0x200/0x4c0 fs/ext4/inode.c:785
 ext4_get_block_unwritten+0x2e/0x100 fs/ext4/inode.c:818
 ext4_block_write_begin+0x543/0x1290 fs/ext4/inode.c:1067
 ext4_write_begin+0x6f6/0x12c0 fs/ext4/ext4_jbd2.h:-1
 ext4_da_write_begin+0x33a/0xa60 fs/ext4/inode.c:2932
 generic_perform_write+0x2c4/0x910 mm/filemap.c:4103
 ext4_buffered_write_iter+0xce/0x3a0 fs/ext4/file.c:299
 ext4_file_write_iter+0x298/0x1bc0 fs/ext4/file.c:-1
 new_sync_write fs/read_write.c:591 [inline]
 vfs_write+0x548/0xa90 fs/read_write.c:684
 ksys_pwrite64 fs/read_write.c:791 [inline]
 __do_sys_pwrite64 fs/read_write.c:799 [inline]
 __se_sys_pwrite64 fs/read_write.c:796 [inline]
 __x64_sys_pwrite64+0x193/0x220 fs/read_write.c:796
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f934322adc9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 18 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:00007f93431df218 EFLAGS: 00000246 ORIG_RAX: 0000000000000012
RAX: ffffffffffffffda RBX: 00007f93432b26c8 RCX: 00007f934322adc9
RDX: 000000000000fdef RSI: 0000200000000140 RDI: 0000000000000004
RBP: 00007f93432b26c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000e7c R11: 0000000000000246 R12: 00007f934327f630
R13: 0000200000000040 R14: 0032656c69662f2e R15: 00007f934327f06b
 </TASK>

The buggy address belongs to the physical page:
page: refcount:1 mapcount:0 mapping:ffff88807ea4f930 index:0x32 pfn:0x73c6f
memcg:ffff88801b2ec000
aops:shmem_aops ino:b dentry name(?):"memfd:syzkaller"
flags: 0xfff0000002003c(referenced|uptodate|dirty|lru|swapbacked|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff0000002003c ffffea0001cf1b88 ffffea0001cf9388 ffff88807ea4f930
raw: 0000000000000032 0000000000000000 00000001ffffffff ffff88801b2ec000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Movable, gfp_mask 0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), pid 5902, tgid 5901 (syz-executor236), ts 87511136257, free_ts 79216329071
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1d8/0x230 mm/page_alloc.c:1718
 prep_new_page mm/page_alloc.c:1726 [inline]
 get_page_from_freelist+0x21c7/0x22a0 mm/page_alloc.c:3688
 __alloc_frozen_pages_noprof+0x181/0x370 mm/page_alloc.c:4970
 alloc_pages_mpol+0x232/0x4a0 mm/mempolicy.c:2301
 folio_alloc_mpol_noprof+0x39/0x70 mm/mempolicy.c:2320
 shmem_alloc_folio mm/shmem.c:1854 [inline]
 shmem_alloc_and_add_folio+0x447/0xf60 mm/shmem.c:1893
 shmem_get_folio_gfp+0x597/0x15f0 mm/shmem.c:2533
 shmem_get_folio mm/shmem.c:2639 [inline]
 shmem_write_begin+0xf7/0x2b0 mm/shmem.c:3289
 generic_perform_write+0x2c4/0x910 mm/filemap.c:4103
 shmem_file_write_iter+0xf8/0x120 mm/shmem.c:3464
 new_sync_write fs/read_write.c:591 [inline]
 vfs_write+0x548/0xa90 fs/read_write.c:684
 ksys_write+0x145/0x250 fs/read_write.c:736
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 5803 tgid 5803 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1262 [inline]
 free_unref_folios+0xb70/0x1490 mm/page_alloc.c:2782
 folios_put_refs+0x559/0x640 mm/swap.c:992
 free_pages_and_swap_cache+0x277/0x520 mm/swap_state.c:267
 __tlb_batch_free_encoded_pages mm/mmu_gather.c:136 [inline]
 tlb_batch_pages_flush mm/mmu_gather.c:149 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:397 [inline]
 tlb_flush_mmu+0x3a0/0x680 mm/mmu_gather.c:404
 tlb_finish_mmu+0xc3/0x1d0 mm/mmu_gather.c:496
 vms_clear_ptes+0x42c/0x540 mm/vma.c:1191
 vms_complete_munmap_vmas+0x206/0x8a0 mm/vma.c:1233
 do_vmi_align_munmap+0x358/0x420 mm/vma.c:1492
 do_vmi_munmap+0x253/0x2e0 mm/vma.c:1540
 __vm_munmap+0x23b/0x3d0 mm/vma.c:3013
 __do_sys_munmap mm/mmap.c:1084 [inline]
 __se_sys_munmap mm/mmap.c:1081 [inline]
 __x64_sys_munmap+0x60/0x70 mm/mmap.c:1081
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Memory state around the buggy address:
 ffff888073c6fb80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff888073c6fc00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff888073c6fc80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
                   ^
 ffff888073c6fd00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff888073c6fd80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
==================================================================

final repro crashed as (corrupted=false):
EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback.
==================================================================
BUG: KASAN: use-after-free in ext4_ext_binsearch fs/ext4/extents.c:840 [inline]
BUG: KASAN: use-after-free in ext4_find_extent+0xae6/0xcc0 fs/ext4/extents.c:955
Read of size 4 at addr ffff888073c6fc84 by task syz-executor236/5881

CPU: 1 UID: 0 PID: 5881 Comm: syz-executor236 Not tainted 6.15.0-rc5-syzkaller-00038-g707df3375124 #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:408 [inline]
 print_report+0xb4/0x290 mm/kasan/report.c:521
 kasan_report+0x118/0x150 mm/kasan/report.c:634
 ext4_ext_binsearch fs/ext4/extents.c:840 [inline]
 ext4_find_extent+0xae6/0xcc0 fs/ext4/extents.c:955
 ext4_ext_map_blocks+0x26f/0x67c0 fs/ext4/extents.c:4205
 ext4_map_create_blocks fs/ext4/inode.c:520 [inline]
 ext4_map_blocks+0x807/0x1740 fs/ext4/inode.c:706
 _ext4_get_block+0x200/0x4c0 fs/ext4/inode.c:785
 ext4_get_block_unwritten+0x2e/0x100 fs/ext4/inode.c:818
 ext4_block_write_begin+0x543/0x1290 fs/ext4/inode.c:1067
 ext4_write_begin+0x6f6/0x12c0 fs/ext4/ext4_jbd2.h:-1
 ext4_da_write_begin+0x33a/0xa60 fs/ext4/inode.c:2932
 generic_perform_write+0x2c4/0x910 mm/filemap.c:4103
 ext4_buffered_write_iter+0xce/0x3a0 fs/ext4/file.c:299
 ext4_file_write_iter+0x298/0x1bc0 fs/ext4/file.c:-1
 new_sync_write fs/read_write.c:591 [inline]
 vfs_write+0x548/0xa90 fs/read_write.c:684
 ksys_pwrite64 fs/read_write.c:791 [inline]
 __do_sys_pwrite64 fs/read_write.c:799 [inline]
 __se_sys_pwrite64 fs/read_write.c:796 [inline]
 __x64_sys_pwrite64+0x193/0x220 fs/read_write.c:796
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f934322adc9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 18 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:00007f93431df218 EFLAGS: 00000246 ORIG_RAX: 0000000000000012
RAX: ffffffffffffffda RBX: 00007f93432b26c8 RCX: 00007f934322adc9
RDX: 000000000000fdef RSI: 0000200000000140 RDI: 0000000000000004
RBP: 00007f93432b26c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000e7c R11: 0000000000000246 R12: 00007f934327f630
R13: 0000200000000040 R14: 0032656c69662f2e R15: 00007f934327f06b
 </TASK>

The buggy address belongs to the physical page:
page: refcount:1 mapcount:0 mapping:ffff88807ea4f930 index:0x32 pfn:0x73c6f
memcg:ffff88801b2ec000
aops:shmem_aops ino:b dentry name(?):"memfd:syzkaller"
flags: 0xfff0000002003c(referenced|uptodate|dirty|lru|swapbacked|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff0000002003c ffffea0001cf1b88 ffffea0001cf9388 ffff88807ea4f930
raw: 0000000000000032 0000000000000000 00000001ffffffff ffff88801b2ec000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Movable, gfp_mask 0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), pid 5902, tgid 5901 (syz-executor236), ts 87511136257, free_ts 79216329071
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1d8/0x230 mm/page_alloc.c:1718
 prep_new_page mm/page_alloc.c:1726 [inline]
 get_page_from_freelist+0x21c7/0x22a0 mm/page_alloc.c:3688
 __alloc_frozen_pages_noprof+0x181/0x370 mm/page_alloc.c:4970
 alloc_pages_mpol+0x232/0x4a0 mm/mempolicy.c:2301
 folio_alloc_mpol_noprof+0x39/0x70 mm/mempolicy.c:2320
 shmem_alloc_folio mm/shmem.c:1854 [inline]
 shmem_alloc_and_add_folio+0x447/0xf60 mm/shmem.c:1893
 shmem_get_folio_gfp+0x597/0x15f0 mm/shmem.c:2533
 shmem_get_folio mm/shmem.c:2639 [inline]
 shmem_write_begin+0xf7/0x2b0 mm/shmem.c:3289
 generic_perform_write+0x2c4/0x910 mm/filemap.c:4103
 shmem_file_write_iter+0xf8/0x120 mm/shmem.c:3464
 new_sync_write fs/read_write.c:591 [inline]
 vfs_write+0x548/0xa90 fs/read_write.c:684
 ksys_write+0x145/0x250 fs/read_write.c:736
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 5803 tgid 5803 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1262 [inline]
 free_unref_folios+0xb70/0x1490 mm/page_alloc.c:2782
 folios_put_refs+0x559/0x640 mm/swap.c:992
 free_pages_and_swap_cache+0x277/0x520 mm/swap_state.c:267
 __tlb_batch_free_encoded_pages mm/mmu_gather.c:136 [inline]
 tlb_batch_pages_flush mm/mmu_gather.c:149 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:397 [inline]
 tlb_flush_mmu+0x3a0/0x680 mm/mmu_gather.c:404
 tlb_finish_mmu+0xc3/0x1d0 mm/mmu_gather.c:496
 vms_clear_ptes+0x42c/0x540 mm/vma.c:1191
 vms_complete_munmap_vmas+0x206/0x8a0 mm/vma.c:1233
 do_vmi_align_munmap+0x358/0x420 mm/vma.c:1492
 do_vmi_munmap+0x253/0x2e0 mm/vma.c:1540
 __vm_munmap+0x23b/0x3d0 mm/vma.c:3013
 __do_sys_munmap mm/mmap.c:1084 [inline]
 __se_sys_munmap mm/mmap.c:1081 [inline]
 __x64_sys_munmap+0x60/0x70 mm/mmap.c:1081
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Memory state around the buggy address:
 ffff888073c6fb80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff888073c6fc00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff888073c6fc80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
                   ^
 ffff888073c6fd00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff888073c6fd80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
==================================================================