Extracting prog: 1m6.972410081s
Minimizing prog: 13m46.257459074s
Simplifying prog options: 0s
Extracting C: 34.923800562s
Simplifying C: 4m15.122782859s


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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program crashed: KASAN: use-after-free Write in ext4_insert_dentry
single: successfully extracted reproducer
found reproducer with 7 syscalls
minimizing guilty program
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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)

program did not crash
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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program did not crash
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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program did not crash
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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-creat-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program did not crash
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}}): syz_mount_image$ext4-chdir-symlink-creat-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program did not crash
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}}): syz_mount_image$ext4-openat$cgroup_ro-symlink-creat-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program did not crash
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}}): chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
detailed listing:
executing program 0:
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program did not crash
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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program did not crash
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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program did not crash
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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(0x0, &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program did not crash
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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', 0x0)
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program did not crash
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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0\x00')
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program did not crash
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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
creat(0x0, 0x0)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program did not crash
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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
creat(&(0x7f0000000e00)='./file0\x00', 0x0)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program did not crash
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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
mknod$loop(0x0, 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program did not crash
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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
mknod$loop(&(0x7f0000000000)='./file0\x00', 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program did not crash
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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
link(0x0, &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')

program did not crash
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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', 0x0)

program did not crash
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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000400)='./file0\x00', 0x0, &(0x7f0000000300), 0x1, 0x46a, &(0x7f0000000980)="$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")
chdir(&(0x7f0000000000)='./file0\x00')
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.throttle.io_serviced_recursive\x00', 0x275a, 0x0)
symlink(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
link(&(0x7f0000001240)='./file0\x00', &(0x7f0000000bc0)='./file0\x00')

program did not crash
extracting C reproducer
testing compiled C 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}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
program crashed: KASAN: use-after-free Write in ext4_insert_dentry
simplifying C reproducer
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
program crashed: KASAN: use-after-free Write in ext4_insert_dentry
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
program did not crash
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
program crashed: KASAN: use-after-free Write in ext4_insert_dentry
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
program crashed: KASAN: use-after-free Write in ext4_insert_dentry
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
program did not crash
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
program crashed: KASAN: use-after-free Write in ext4_insert_dentry
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-openat$cgroup_ro-symlink-creat-mknod$loop-link
program crashed: KASAN: use-after-free Write in ext4_insert_dentry
reproducing took 19m43.276467346s
repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 512
EXT4-fs (loop0): 1 truncate cleaned up
EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none.
==================================================================
BUG: KASAN: use-after-free in ext4_insert_dentry+0x392/0x710 fs/ext4/namei.c:2155
Write of size 254 at addr ffff8881241c7f0c by task syz-executor244/301

CPU: 0 PID: 301 Comm: syz-executor244 Not tainted 5.15.173-syzkaller-00161-gb4bd207b0380 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x151/0x1c0 lib/dump_stack.c:106
 print_address_description+0x87/0x3b0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:427 [inline]
 kasan_report+0x179/0x1c0 mm/kasan/report.c:444
 kasan_check_range+0x293/0x2a0 mm/kasan/generic.c:189
 memcpy+0x44/0x70 mm/kasan/shadow.c:66
 ext4_insert_dentry+0x392/0x710 fs/ext4/namei.c:2155
 add_dirent_to_buf+0x384/0x7d0 fs/ext4/namei.c:2200
 make_indexed_dir+0xf34/0x15a0 fs/ext4/namei.c:2398
 ext4_add_entry+0xde2/0x12b0 fs/ext4/namei.c:2504
 __ext4_link+0x4e9/0x790 fs/ext4/namei.c:3536
 ext4_link+0x1f3/0x290 fs/ext4/namei.c:3577
 vfs_link+0x645/0x7f0 fs/namei.c:4557
 do_linkat+0x34d/0x9f0 fs/namei.c:4628
 __do_sys_link fs/namei.c:4662 [inline]
 __se_sys_link fs/namei.c:4660 [inline]
 __x64_sys_link+0x86/0x90 fs/namei.c:4660
 x64_sys_call+0x282/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:87
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f4912b9f1e9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 21 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffda3dcafa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000056
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f4912b9f1e9
RDX: 0000000000000000 RSI: 0000000020000bc0 RDI: 0000000020001240
RBP: 0000000020000000 R08: 00007ffda3dcafe0 R09: 00007ffda3dcafe0
R10: 00007ffda3dcafe0 R11: 0000000000000246 R12: 00007ffda3dcafcc
R13: 0000000000000005 R14: 431bde82d7b634db R15: 00007ffda3dcb000
 </TASK>

The buggy address belongs to the page:
page:ffffea00049071c0 refcount:3 mapcount:0 mapping:ffff8881092c0d98 index:0x3f pfn:0x1241c7
memcg:ffff888100248000
aops:def_blk_aops ino:700000
flags: 0x400000000000202a(referenced|dirty|active|private|zone=1)
raw: 400000000000202a 0000000000000000 dead000000000122 ffff8881092c0d98
raw: 000000000000003f ffff888120a555e8 00000003ffffffff ffff888100248000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Movable, gfp_mask 0x108c48(GFP_NOFS|__GFP_NOFAIL|__GFP_HARDWALL|__GFP_MOVABLE), pid 301, ts 21308016147, free_ts 0
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x1a3/0x1b0 mm/page_alloc.c:2605
 prep_new_page+0x1b/0x110 mm/page_alloc.c:2611
 get_page_from_freelist+0x3550/0x35d0 mm/page_alloc.c:4485
 __alloc_pages+0x27e/0x8f0 mm/page_alloc.c:5779
 __alloc_pages_node include/linux/gfp.h:591 [inline]
 alloc_pages_node include/linux/gfp.h:605 [inline]
 alloc_pages include/linux/gfp.h:618 [inline]
 __page_cache_alloc include/linux/pagemap.h:305 [inline]
 pagecache_get_page+0xb18/0xeb0 mm/filemap.c:1946
 find_or_create_page include/linux/pagemap.h:418 [inline]
 grow_dev_page fs/buffer.c:949 [inline]
 grow_buffers fs/buffer.c:1014 [inline]
 __getblk_slow fs/buffer.c:1041 [inline]
 __getblk_gfp+0x21e/0x7c0 fs/buffer.c:1336
 sb_getblk include/linux/buffer_head.h:361 [inline]
 ext4_getblk+0x259/0x700 fs/ext4/inode.c:877
 ext4_bread+0x2f/0x180 fs/ext4/inode.c:923
 ext4_append+0x31f/0x5b0 fs/ext4/namei.c:83
 make_indexed_dir+0x515/0x15a0 fs/ext4/namei.c:2318
 ext4_add_entry+0xde2/0x12b0 fs/ext4/namei.c:2504
 __ext4_link+0x4e9/0x790 fs/ext4/namei.c:3536
 ext4_link+0x1f3/0x290 fs/ext4/namei.c:3577
 vfs_link+0x645/0x7f0 fs/namei.c:4557
 do_linkat+0x34d/0x9f0 fs/namei.c:4628
 __do_sys_link fs/namei.c:4662 [inline]
 __se_sys_link fs/namei.c:4660 [inline]
 __x64_sys_link+0x86/0x90 fs/namei.c:4660
page_owner free stack trace missing

Memory state around the buggy address:
 ffff8881241c7f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff8881241c7f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff8881241c8000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                   ^
 ffff8881241c8080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff8881241c8100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================

final repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 512
EXT4-fs (loop0): 1 truncate cleaned up
EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none.
==================================================================
BUG: KASAN: use-after-free in ext4_insert_dentry+0x392/0x710 fs/ext4/namei.c:2155
Write of size 254 at addr ffff8881241c7f0c by task syz-executor244/301

CPU: 0 PID: 301 Comm: syz-executor244 Not tainted 5.15.173-syzkaller-00161-gb4bd207b0380 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x151/0x1c0 lib/dump_stack.c:106
 print_address_description+0x87/0x3b0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:427 [inline]
 kasan_report+0x179/0x1c0 mm/kasan/report.c:444
 kasan_check_range+0x293/0x2a0 mm/kasan/generic.c:189
 memcpy+0x44/0x70 mm/kasan/shadow.c:66
 ext4_insert_dentry+0x392/0x710 fs/ext4/namei.c:2155
 add_dirent_to_buf+0x384/0x7d0 fs/ext4/namei.c:2200
 make_indexed_dir+0xf34/0x15a0 fs/ext4/namei.c:2398
 ext4_add_entry+0xde2/0x12b0 fs/ext4/namei.c:2504
 __ext4_link+0x4e9/0x790 fs/ext4/namei.c:3536
 ext4_link+0x1f3/0x290 fs/ext4/namei.c:3577
 vfs_link+0x645/0x7f0 fs/namei.c:4557
 do_linkat+0x34d/0x9f0 fs/namei.c:4628
 __do_sys_link fs/namei.c:4662 [inline]
 __se_sys_link fs/namei.c:4660 [inline]
 __x64_sys_link+0x86/0x90 fs/namei.c:4660
 x64_sys_call+0x282/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:87
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f4912b9f1e9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 21 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffda3dcafa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000056
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f4912b9f1e9
RDX: 0000000000000000 RSI: 0000000020000bc0 RDI: 0000000020001240
RBP: 0000000020000000 R08: 00007ffda3dcafe0 R09: 00007ffda3dcafe0
R10: 00007ffda3dcafe0 R11: 0000000000000246 R12: 00007ffda3dcafcc
R13: 0000000000000005 R14: 431bde82d7b634db R15: 00007ffda3dcb000
 </TASK>

The buggy address belongs to the page:
page:ffffea00049071c0 refcount:3 mapcount:0 mapping:ffff8881092c0d98 index:0x3f pfn:0x1241c7
memcg:ffff888100248000
aops:def_blk_aops ino:700000
flags: 0x400000000000202a(referenced|dirty|active|private|zone=1)
raw: 400000000000202a 0000000000000000 dead000000000122 ffff8881092c0d98
raw: 000000000000003f ffff888120a555e8 00000003ffffffff ffff888100248000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Movable, gfp_mask 0x108c48(GFP_NOFS|__GFP_NOFAIL|__GFP_HARDWALL|__GFP_MOVABLE), pid 301, ts 21308016147, free_ts 0
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x1a3/0x1b0 mm/page_alloc.c:2605
 prep_new_page+0x1b/0x110 mm/page_alloc.c:2611
 get_page_from_freelist+0x3550/0x35d0 mm/page_alloc.c:4485
 __alloc_pages+0x27e/0x8f0 mm/page_alloc.c:5779
 __alloc_pages_node include/linux/gfp.h:591 [inline]
 alloc_pages_node include/linux/gfp.h:605 [inline]
 alloc_pages include/linux/gfp.h:618 [inline]
 __page_cache_alloc include/linux/pagemap.h:305 [inline]
 pagecache_get_page+0xb18/0xeb0 mm/filemap.c:1946
 find_or_create_page include/linux/pagemap.h:418 [inline]
 grow_dev_page fs/buffer.c:949 [inline]
 grow_buffers fs/buffer.c:1014 [inline]
 __getblk_slow fs/buffer.c:1041 [inline]
 __getblk_gfp+0x21e/0x7c0 fs/buffer.c:1336
 sb_getblk include/linux/buffer_head.h:361 [inline]
 ext4_getblk+0x259/0x700 fs/ext4/inode.c:877
 ext4_bread+0x2f/0x180 fs/ext4/inode.c:923
 ext4_append+0x31f/0x5b0 fs/ext4/namei.c:83
 make_indexed_dir+0x515/0x15a0 fs/ext4/namei.c:2318
 ext4_add_entry+0xde2/0x12b0 fs/ext4/namei.c:2504
 __ext4_link+0x4e9/0x790 fs/ext4/namei.c:3536
 ext4_link+0x1f3/0x290 fs/ext4/namei.c:3577
 vfs_link+0x645/0x7f0 fs/namei.c:4557
 do_linkat+0x34d/0x9f0 fs/namei.c:4628
 __do_sys_link fs/namei.c:4662 [inline]
 __se_sys_link fs/namei.c:4660 [inline]
 __x64_sys_link+0x86/0x90 fs/namei.c:4660
page_owner free stack trace missing

Memory state around the buggy address:
 ffff8881241c7f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff8881241c7f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff8881241c8000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                   ^
 ffff8881241c8080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff8881241c8100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================