Extracting prog: 2m47.462527893s
Minimizing prog: 25m49.315848559s
Simplifying prog options: 0s
Extracting C: 30.815094617s
Simplifying C: 5m54.070681649s


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:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program crashed: WARNING in ovl_copy_up_file
single: successfully extracted reproducer
found reproducer with 6 syscalls
minimizing guilty program
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
chdir(&(0x7f0000000140)='./bus\x00')

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-chdir-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mount$overlay-chdir-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mount$overlay-chdir-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mkdirat-mount$overlay-chdir-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, 0x0, 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, 0x0, &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$eJzsVb9OOkEQ/pZbDn6/wlgbEwuJQiEchxo7rQwP4ANI4ETi4R+ORCEUZ8V72PAaFr6DhcYGC2NigbXmzO7OnUuvBpL9kuWb+XZnZ3bDzR4HF0EGwOdkUMceJCws4IExcAArTGn7GcWvtuIi+S9ccYH0G+JH4qDXP6n5vtf5ReMvchhj/o2IzUQZs2TAUp/prNTzw8a3u3udwpvsZfeTQV0YhwCiKIqE1lCD6WvEzdxpa5a4HMxClKwRzU846wBK3fZ5Kej1N1rtWtNreqeuW9l2Nh1nyy0dtXzPUb9MS5FSlw/BBQCip/7T5tMAnqjB/lf0QSEybVwazTMVm5axttac86uYQkqLjZnhNslLvV3+OQ6whiyAy5Bpak7uwiGPVAWDRU6Za/WpXFk5Uayf+Y0hGFgcNgJP9iiPkU4cV3cqO2Fc9pA4R1wlHhGPieM3K36LuNzhmbx8CNi4qnW7nbKQlJVobqK5i6F+YSLruz19uOUMDAwMDAwMDAzmDF8BAAD//5ETX+k=")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400))
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
chdir(0x0)
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
program crashed: WARNING in ovl_copy_up_file
simplifying C reproducer
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
program crashed: WARNING in ovl_copy_up_file
testing compiled C program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
program crashed: WARNING in ovl_copy_up_file
testing compiled C program (duration=1m40s, {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:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
program crashed: WARNING in ovl_copy_up_file
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
program crashed: WARNING in ovl_copy_up_file
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
program crashed: WARNING in ovl_copy_up_file
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
program crashed: WARNING in ovl_copy_up_file
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
program crashed: WARNING in ovl_copy_up_file
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program crashed: WARNING in ovl_copy_up_file
validation run: crashed=true
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program crashed: WARNING in ovl_copy_up_file
validation run: crashed=true
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$squashfs-mkdirat-mkdirat-mount$overlay-chdir-openat
detailed listing:
executing program 0:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$eJzsVb9OOkEQ/pZbDn6/wlgbEwuJQiEchxo7rQwP4ANI4ETi4R+ORCEUZ8V72PAaFr6DhcYGC2NigbXmzO7OnUuvBpL9kuWb+XZnZ3bDzR4HF0EGwOdkUMceJCws4IExcAArTGn7GcWvtuIi+S9ccYH0G+JH4qDXP6n5vtf5ReMvchhj/o2IzUQZs2TAUp/prNTzw8a3u3udwpvsZfeTQV0YhwCiKIqE1lCD6WvEzdxpa5a4HMxClKwRzU846wBK3fZ5Kej1N1rtWtNreqeuW9l2Nh1nyy0dtXzPUb9MS5FSlw/BBQCip/7T5tMAnqjB/lf0QSEybVwazTMVm5axttac86uYQkqLjZnhNslLvV3+OQ6whiyAy5Bpak7uwiGPVAWDRU6Za/WpXFk5Uayf+Y0hGFgcNgJP9iiPkU4cV3cqO2Fc9pA4R1wlHhGPieM3K36LuNzhmbx8CNi4qnW7nbKQlJVobqK5i6F+YSLruz19uOUMDAwMDAwMDAzmDF8BAAD//5ETX+k=")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program crashed: WARNING in ovl_copy_up_file
validation run: crashed=true
reproducing took 37m41.875131495s
repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 8
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5501 at fs/overlayfs/copy_up.c:276 ovl_copy_up_file+0x640/0x6a0 fs/overlayfs/copy_up.c:276
Modules linked in:
CPU: 0 UID: 0 PID: 5501 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:ovl_copy_up_file+0x640/0x6a0 fs/overlayfs/copy_up.c:276
Code: e9 2d ff ff ff e8 60 ac 8b fe 49 bc 00 00 00 00 00 fc ff df e9 14 ff ff ff e8 4c ac 8b fe 90 0f 0b 90 eb 09 e8 41 ac 8b fe 90 <0f> 0b 90 41 bd fb ff ff ff 48 8b 5c 24 10 e9 8d fb ff ff e8 d8 35
RSP: 0018:ffffc90002b0f040 EFLAGS: 00010293
RAX: ffffffff833410ff RBX: ffffc90002b0f0c0 RCX: ffff88801f022440
RDX: 0000000000000000 RSI: fc0000000000000a RDI: 0000000000000000
RBP: ffffc90002b0f170 R08: ffffc90002b0f0cf R09: 0000000000000000
R10: ffffc90002b0f0c0 R11: fffff52000561e1a R12: dffffc0000000000
R13: fc0000000000000a R14: ffff888033b7d380 R15: ffff888042c0f028
FS:  0000555584fee500(0000) GS:ffff88808d007000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2eacb909c0 CR3: 0000000059e0d000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:885 [inline]
 ovl_do_copy_up fs/overlayfs/copy_up.c:999 [inline]
 ovl_copy_up_one fs/overlayfs/copy_up.c:1202 [inline]
 ovl_copy_up_flags+0x1502/0x2fe0 fs/overlayfs/copy_up.c:1257
 ovl_open+0x138/0x2f0 fs/overlayfs/file.c:211
 do_dentry_open+0x953/0x13f0 fs/open.c:965
 vfs_open+0x3b/0x340 fs/open.c:1095
 do_open fs/namei.c:3887 [inline]
 path_openat+0x2ee5/0x3830 fs/namei.c:4046
 do_filp_open+0x1fa/0x410 fs/namei.c:4073
 do_sys_openat2+0x121/0x1c0 fs/open.c:1435
 do_sys_open fs/open.c:1450 [inline]
 __do_sys_openat fs/open.c:1466 [inline]
 __se_sys_openat fs/open.c:1461 [inline]
 __x64_sys_openat+0x138/0x170 fs/open.c:1461
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1be718eec9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff614ed578 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f1be73e5fa0 RCX: 00007f1be718eec9
RDX: 0000000000000042 RSI: 0000200000000040 RDI: ffffffffffffff9c
RBP: 00007f1be7211f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f1be73e5fa0 R14: 00007f1be73e5fa0 R15: 0000000000000004
 </TASK>

final repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 8
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5501 at fs/overlayfs/copy_up.c:276 ovl_copy_up_file+0x640/0x6a0 fs/overlayfs/copy_up.c:276
Modules linked in:
CPU: 0 UID: 0 PID: 5501 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:ovl_copy_up_file+0x640/0x6a0 fs/overlayfs/copy_up.c:276
Code: e9 2d ff ff ff e8 60 ac 8b fe 49 bc 00 00 00 00 00 fc ff df e9 14 ff ff ff e8 4c ac 8b fe 90 0f 0b 90 eb 09 e8 41 ac 8b fe 90 <0f> 0b 90 41 bd fb ff ff ff 48 8b 5c 24 10 e9 8d fb ff ff e8 d8 35
RSP: 0018:ffffc90002b0f040 EFLAGS: 00010293
RAX: ffffffff833410ff RBX: ffffc90002b0f0c0 RCX: ffff88801f022440
RDX: 0000000000000000 RSI: fc0000000000000a RDI: 0000000000000000
RBP: ffffc90002b0f170 R08: ffffc90002b0f0cf R09: 0000000000000000
R10: ffffc90002b0f0c0 R11: fffff52000561e1a R12: dffffc0000000000
R13: fc0000000000000a R14: ffff888033b7d380 R15: ffff888042c0f028
FS:  0000555584fee500(0000) GS:ffff88808d007000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2eacb909c0 CR3: 0000000059e0d000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:885 [inline]
 ovl_do_copy_up fs/overlayfs/copy_up.c:999 [inline]
 ovl_copy_up_one fs/overlayfs/copy_up.c:1202 [inline]
 ovl_copy_up_flags+0x1502/0x2fe0 fs/overlayfs/copy_up.c:1257
 ovl_open+0x138/0x2f0 fs/overlayfs/file.c:211
 do_dentry_open+0x953/0x13f0 fs/open.c:965
 vfs_open+0x3b/0x340 fs/open.c:1095
 do_open fs/namei.c:3887 [inline]
 path_openat+0x2ee5/0x3830 fs/namei.c:4046
 do_filp_open+0x1fa/0x410 fs/namei.c:4073
 do_sys_openat2+0x121/0x1c0 fs/open.c:1435
 do_sys_open fs/open.c:1450 [inline]
 __do_sys_openat fs/open.c:1466 [inline]
 __se_sys_openat fs/open.c:1461 [inline]
 __x64_sys_openat+0x138/0x170 fs/open.c:1461
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1be718eec9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff614ed578 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f1be73e5fa0 RCX: 00007f1be718eec9
RDX: 0000000000000042 RSI: 0000200000000040 RDI: ffffffffffffff9c
RBP: 00007f1be7211f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f1be73e5fa0 R14: 00007f1be73e5fa0 R15: 0000000000000004
 </TASK>