Extracting prog: 5m6.255103206s
Minimizing prog: 2h56m15.060782431s
Simplifying prog options: 12m6.075466884s
Extracting C: 5m8.894748204s
Simplifying C: 0s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-mkdirat-mount-syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-mkdirat-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay-setsockopt$sock_attach_bpf
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x10)
mount(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f00000004c0)='ramfs\x00', 0x0, 0x0)
r0 = syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000240)='./file0\x00', 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
mkdirat(r0, 0x0, 0xb6fadedc98d4f777)
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})
setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x32, 0x0, 0x0)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-mkdirat-mount-syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-mkdirat-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay-setsockopt$sock_attach_bpf
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x10)
mount(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f00000004c0)='ramfs\x00', 0x0, 0x0)
r0 = syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000240)='./file0\x00', 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
mkdirat(r0, 0x0, 0xb6fadedc98d4f777)
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})
setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x32, 0x0, 0x0)

program crashed: BUG: corrupted list in __dentry_kill
single: successfully extracted reproducer
found reproducer with 13 syscalls
minimizing guilty program
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-mkdirat-mount-syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-mkdirat-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x10)
mount(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f00000004c0)='ramfs\x00', 0x0, 0x0)
r0 = syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000240)='./file0\x00', 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
mkdirat(r0, 0x0, 0xb6fadedc98d4f777)
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program crashed: BUG: corrupted list in __dentry_kill
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-mkdirat-mount-syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-mkdirat-syz_mount_image$fuse-unlinkat-mount$overlay
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x10)
mount(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f00000004c0)='ramfs\x00', 0x0, 0x0)
r0 = syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000240)='./file0\x00', 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
mkdirat(r0, 0x0, 0xb6fadedc98d4f777)
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-mkdirat-mount-syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-mkdirat-syz_mount_image$fuse-unlinkat-mount$overlay
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x10)
mount(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f00000004c0)='ramfs\x00', 0x0, 0x0)
r0 = syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000240)='./file0\x00', 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
mkdirat(r0, 0x0, 0xb6fadedc98d4f777)
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-mkdirat-mount-syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-mkdirat-syz_mount_image$fuse-mount$overlay-mount$overlay
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x10)
mount(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f00000004c0)='ramfs\x00', 0x0, 0x0)
r0 = syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000240)='./file0\x00', 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
mkdirat(r0, 0x0, 0xb6fadedc98d4f777)
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-mkdirat-mount-syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-mkdirat-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x10)
mount(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f00000004c0)='ramfs\x00', 0x0, 0x0)
r0 = syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000240)='./file0\x00', 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
mkdirat(r0, 0x0, 0xb6fadedc98d4f777)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-mkdirat-mount-syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x10)
mount(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f00000004c0)='ramfs\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000240)='./file0\x00', 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program crashed: BUG: corrupted list in __dentry_kill
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-mkdirat-mount-syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x10)
mount(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f00000004c0)='ramfs\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000240)='./file0\x00', 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-mkdirat-mount-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x10)
mount(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f00000004c0)='ramfs\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000240)='./file0\x00', 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

VM was preempted during syz execution: failed to run command in VM: instance is preempted, retrying
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-mkdirat-mount-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x10)
mount(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f00000004c0)='ramfs\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000240)='./file0\x00', 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-mkdirat-mount-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x10)
mount(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f00000004c0)='ramfs\x00', 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-mkdirat-syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x10)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000240)='./file0\x00', 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program crashed: BUG: corrupted list in __dentry_kill
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000240)='./file0\x00', 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program crashed: BUG: corrupted list in __dentry_kill
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000240)='./file0\x00', 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program crashed: BUG: corrupted list in __dentry_kill
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000240)='./file0\x00', 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400))
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000240)='./file0\x00', 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program crashed: BUG: corrupted list in __dentry_kill
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, &(0x7f0000000380)=ANY=[], 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program crashed: BUG: corrupted list in __dentry_kill
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program crashed: BUG: corrupted list in __dentry_kill
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, 0x0, 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, 0x0, &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240))
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, 0x0, 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, 0x0, 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, 0x0, &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, 0x0) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400))
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, 0x0, &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400))

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
simplifying guilty program options
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program crashed: BUG: corrupted list in __dentry_kill
validation run: crashed=true
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program crashed: BUG: corrupted list in __dentry_kill
validation run: crashed=true
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-syz_mount_image$fuse-syz_mount_image$fuse-mount$overlay-syz_mount_image$fuse-unlinkat-mount$overlay-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0xc0028, 0x0, 0x5, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./bus\x00', 0x100688d, 0x0, 0x0, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file1\x00', 0x8028c7, 0x0, 0x0, 0x0, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0x200)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

program crashed: BUG: corrupted list in __dentry_kill
validation run: crashed=true
reproducing took 3h24m49.366103916s
repro crashed as (corrupted=false):
list_del corruption. prev->next should be ffff888130cbe6f0, but was ffff888130cbee70
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:61!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 378 Comm: syz-executor Tainted: G        W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59
Code: 48 89 de e8 66 53 57 02 0f 0b 48 c7 c7 00 99 63 85 48 89 de e8 55 53 57 02 0f 0b 48 c7 c7 60 99 63 85 48 89 de e8 44 53 57 02 <0f> 0b 48 c7 c7 c0 99 63 85 48 89 de e8 33 53 57 02 0f 0b 00 55 48
RSP: 0018:ffffc90004bafc08 EFLAGS: 00010246
RAX: 0000000000000054 RBX: ffff888130cbe6f0 RCX: c0a6f7bb5eded700
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc90004bafc28 R08: ffff8881f7132eff R09: 1ffff1103ee265df
R10: dffffc0000000000 R11: ffffed103ee265e0 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff888130cbee70 R15: ffff888130cbee70
FS:  00005555689f4500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbded927ff8 CR3: 000000012cbc4000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __list_del_entry include/linux/list.h:139 [inline]
 dentry_unlist fs/dcache.c:529 [inline]
 __dentry_kill+0x248/0x660 fs/dcache.c:582
 dentry_kill+0xc0/0x2a0 fs/dcache.c:-1
 dput+0x47/0x90 fs/dcache.c:893
 ovl_free_fs+0x128/0x6e0 fs/overlayfs/super.c:237
 ovl_put_super+0x3b/0x40 fs/overlayfs/super.c:269
 generic_shutdown_super+0x151/0x330 fs/super.c:475
 kill_anon_super+0x3a/0x70 fs/super.c:1100
 deactivate_locked_super+0xa0/0x100 fs/super.c:335
 deactivate_super+0xaf/0xe0 fs/super.c:366
 cleanup_mnt+0x44f/0x500 fs/namespace.c:1149
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1156
 task_work_run+0x127/0x190 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:184
 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:217
 __syscall_exit_to_user_mode_work kernel/entry/common.c:299 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:310
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fd51e3a2417
Code: a2 c7 05 dc 62 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffcfbd16f78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fd51e3a2417
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcfbd17030
RBP: 00007ffcfbd17030 R08: 00007ffcfbd18030 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcfbd180c0
R13: 00007fd51e437ccb R14: 000000000003c95e R15: 00007ffcfbd18100
 </TASK>
Modules linked in:
---[ end trace 67d75e55ac5ae7a7 ]---
RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59
Code: 48 89 de e8 66 53 57 02 0f 0b 48 c7 c7 00 99 63 85 48 89 de e8 55 53 57 02 0f 0b 48 c7 c7 60 99 63 85 48 89 de e8 44 53 57 02 <0f> 0b 48 c7 c7 c0 99 63 85 48 89 de e8 33 53 57 02 0f 0b 00 55 48
RSP: 0018:ffffc90004bafc08 EFLAGS: 00010246
RAX: 0000000000000054 RBX: ffff888130cbe6f0 RCX: c0a6f7bb5eded700
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc90004bafc28 R08: ffff8881f7132eff R09: 1ffff1103ee265df
R10: dffffc0000000000 R11: ffffed103ee265e0 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff888130cbee70 R15: ffff888130cbee70
FS:  00005555689f4500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbded927ff8 CR3: 000000012cbc4000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

final repro crashed as (corrupted=false):
list_del corruption. prev->next should be ffff888130cbe6f0, but was ffff888130cbee70
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:61!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 378 Comm: syz-executor Tainted: G        W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59
Code: 48 89 de e8 66 53 57 02 0f 0b 48 c7 c7 00 99 63 85 48 89 de e8 55 53 57 02 0f 0b 48 c7 c7 60 99 63 85 48 89 de e8 44 53 57 02 <0f> 0b 48 c7 c7 c0 99 63 85 48 89 de e8 33 53 57 02 0f 0b 00 55 48
RSP: 0018:ffffc90004bafc08 EFLAGS: 00010246
RAX: 0000000000000054 RBX: ffff888130cbe6f0 RCX: c0a6f7bb5eded700
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc90004bafc28 R08: ffff8881f7132eff R09: 1ffff1103ee265df
R10: dffffc0000000000 R11: ffffed103ee265e0 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff888130cbee70 R15: ffff888130cbee70
FS:  00005555689f4500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbded927ff8 CR3: 000000012cbc4000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __list_del_entry include/linux/list.h:139 [inline]
 dentry_unlist fs/dcache.c:529 [inline]
 __dentry_kill+0x248/0x660 fs/dcache.c:582
 dentry_kill+0xc0/0x2a0 fs/dcache.c:-1
 dput+0x47/0x90 fs/dcache.c:893
 ovl_free_fs+0x128/0x6e0 fs/overlayfs/super.c:237
 ovl_put_super+0x3b/0x40 fs/overlayfs/super.c:269
 generic_shutdown_super+0x151/0x330 fs/super.c:475
 kill_anon_super+0x3a/0x70 fs/super.c:1100
 deactivate_locked_super+0xa0/0x100 fs/super.c:335
 deactivate_super+0xaf/0xe0 fs/super.c:366
 cleanup_mnt+0x44f/0x500 fs/namespace.c:1149
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1156
 task_work_run+0x127/0x190 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:184
 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:217
 __syscall_exit_to_user_mode_work kernel/entry/common.c:299 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:310
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fd51e3a2417
Code: a2 c7 05 dc 62 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffcfbd16f78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fd51e3a2417
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcfbd17030
RBP: 00007ffcfbd17030 R08: 00007ffcfbd18030 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcfbd180c0
R13: 00007fd51e437ccb R14: 000000000003c95e R15: 00007ffcfbd18100
 </TASK>
Modules linked in:
---[ end trace 67d75e55ac5ae7a7 ]---
RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59
Code: 48 89 de e8 66 53 57 02 0f 0b 48 c7 c7 00 99 63 85 48 89 de e8 55 53 57 02 0f 0b 48 c7 c7 60 99 63 85 48 89 de e8 44 53 57 02 <0f> 0b 48 c7 c7 c0 99 63 85 48 89 de e8 33 53 57 02 0f 0b 00 55 48
RSP: 0018:ffffc90004bafc08 EFLAGS: 00010246
RAX: 0000000000000054 RBX: ffff888130cbe6f0 RCX: c0a6f7bb5eded700
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc90004bafc28 R08: ffff8881f7132eff R09: 1ffff1103ee265df
R10: dffffc0000000000 R11: ffffed103ee265e0 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff888130cbee70 R15: ffff888130cbee70
FS:  00005555689f4500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbded927ff8 CR3: 000000012cbc4000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400