Extracting prog: 2m6.541086146s
Minimizing prog: 19m56.653567752s
Simplifying prog options: 0s
Extracting C: 22.430221442s
Simplifying C: 6m50.96031526s
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}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program crashed: general protection fault in security_inode_getattr
program crashed: general protection fault in security_inode_getattr
single: successfully extracted reproducer
found reproducer with 7 syscalls
minimizing guilty program
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, 0x0, 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, 0x0, 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, 0x0, &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', 0x0, 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440))
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', 0x0, &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, 0x0, 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, 0x0, 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, 0x0, 0x20400, 0xb6)
program did not crash
extracting C reproducer
testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
program crashed: general protection fault in security_inode_getattr
simplifying C reproducer
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
program crashed: general protection fault in security_inode_getattr
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
program crashed: general protection fault in security_inode_getattr
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
program crashed: general protection fault in security_inode_getattr
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
program crashed: general protection fault in security_inode_getattr
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
program did not crash
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
program crashed: general protection fault in security_inode_getattr
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program crashed: general protection fault in security_inode_getattr
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program crashed: general protection fault in security_inode_getattr
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-syz_mount_image$fuse-mount$overlay-mount$incfs-linkat-openat$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff)
syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000b80), 0x2000008, &(0x7f0000001440)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@metacopy_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140), 0x0, 0x0)
linkat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file1\x00', 0xffffffffffffff9c, &(0x7f00000003c0)='./file0/file2\x00', 0x1000)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file2\x00', 0x20400, 0xb6)
program crashed: general protection fault in security_inode_getattr
validation run: crashed=true
reproducing took 31m32.662627497s
repro crashed as (corrupted=false):
general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037]
CPU: 1 PID: 375 Comm: syz.2.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:d_backing_inode include/linux/dcache.h:552 [inline]
RIP: 0010:security_inode_getattr+0x47/0x140 security/security.c:1360
Code: 37 ff 4c 8d 73 08 4c 89 f0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 f7 e8 07 82 7d ff 4d 8b 36 49 83 c6 30 4c 89 f0 48 c1 e8 03 <42> 80 3c 28 00 74 08 4c 89 f7 e8 ea 81 7d ff 4d 8b 36 49 83 c6 0c
RSP: 0018:ffffc900009b7040 EFLAGS: 00010206
RAX: 0000000000000006 RBX: ffffc900009b7410 RCX: ffff888113de9440
RDX: 0000000000000000 RSI: ffffc900009b7420 RDI: ffffc900009b7410
RBP: ffffc900009b7068 R08: ffffc900009b741f R09: ffffc900009b7410
R10: dffffc0000000000 R11: fffff52000136e84 R12: ffffc900009b7410
R13: dffffc0000000000 R14: 0000000000000030 R15: ffff8881115fc550
FS: 0000555573079500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000002000 CR3: 000000012d379000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
vfs_getattr+0x29/0x310 fs/stat.c:158
ovl_copy_up_one fs/overlayfs/copy_up.c:973 [inline]
ovl_copy_up_flags+0x468/0x26e0 fs/overlayfs/copy_up.c:1059
ovl_maybe_copy_up+0x160/0x190 fs/overlayfs/copy_up.c:1091
ovl_open+0x104/0x2e0 fs/overlayfs/file.c:155
do_dentry_open+0x885/0x11f0 fs/open.c:884
vfs_open fs/open.c:1017 [inline]
dentry_open+0xbb/0x100 fs/open.c:1033
file_open+0x2a4/0x680 fs/incfs/vfs.c:1503
do_dentry_open+0x885/0x11f0 fs/open.c:884
vfs_open+0x73/0x80 fs/open.c:1017
do_open fs/namei.c:3633 [inline]
path_openat+0x2699/0x2f30 fs/namei.c:3790
do_filp_open+0x1ee/0x420 fs/namei.c:3817
do_sys_openat2+0x15e/0x820 fs/open.c:1343
do_sys_open fs/open.c:1359 [inline]
__do_sys_openat fs/open.c:1375 [inline]
__se_sys_openat fs/open.c:1370 [inline]
__x64_sys_openat+0x136/0x160 fs/open.c:1370
x64_sys_call+0x783/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:258
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f185579e159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffef32b2df8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f1855a25fa0 RCX: 00007f185579e159
RDX: 0000000000020400 RSI: 0000200000000000 RDI: ffffffffffffff9c
RBP: 00007f185583506b R08: 0000000000000000 R09: 0000000000000000
R10: 00000000000000b6 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f1855a25fac R14: 00007f1855a25fa0 R15: 00007f1855a25fa0
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:d_backing_inode include/linux/dcache.h:552 [inline]
RIP: 0010:security_inode_getattr+0x47/0x140 security/security.c:1360
Code: 37 ff 4c 8d 73 08 4c 89 f0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 f7 e8 07 82 7d ff 4d 8b 36 49 83 c6 30 4c 89 f0 48 c1 e8 03 <42> 80 3c 28 00 74 08 4c 89 f7 e8 ea 81 7d ff 4d 8b 36 49 83 c6 0c
RSP: 0018:ffffc900009b7040 EFLAGS: 00010206
RAX: 0000000000000006 RBX: ffffc900009b7410 RCX: ffff888113de9440
RDX: 0000000000000000 RSI: ffffc900009b7420 RDI: ffffc900009b7410
RBP: ffffc900009b7068 R08: ffffc900009b741f R09: ffffc900009b7410
R10: dffffc0000000000 R11: fffff52000136e84 R12: ffffc900009b7410
R13: dffffc0000000000 R14: 0000000000000030 R15: ffff8881115fc550
FS: 0000555573079500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000002000 CR3: 000000012d379000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess), 1 bytes skipped:
0: ff 4c 8d 73 decl 0x73(%rbp,%rcx,4)
4: 08 4c 89 f0 or %cl,-0x10(%rcx,%rcx,4)
8: 48 c1 e8 03 shr $0x3,%rax
c: 42 80 3c 28 00 cmpb $0x0,(%rax,%r13,1)
11: 74 08 je 0x1b
13: 4c 89 f7 mov %r14,%rdi
16: e8 07 82 7d ff call 0xff7d8222
1b: 4d 8b 36 mov (%r14),%r14
1e: 49 83 c6 30 add $0x30,%r14
22: 4c 89 f0 mov %r14,%rax
25: 48 c1 e8 03 shr $0x3,%rax
* 29: 42 80 3c 28 00 cmpb $0x0,(%rax,%r13,1) <-- trapping instruction
2e: 74 08 je 0x38
30: 4c 89 f7 mov %r14,%rdi
33: e8 ea 81 7d ff call 0xff7d8222
38: 4d 8b 36 mov (%r14),%r14
3b: 49 83 c6 0c add $0xc,%r14
final repro crashed as (corrupted=false):
general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037]
CPU: 1 PID: 375 Comm: syz.2.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:d_backing_inode include/linux/dcache.h:552 [inline]
RIP: 0010:security_inode_getattr+0x47/0x140 security/security.c:1360
Code: 37 ff 4c 8d 73 08 4c 89 f0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 f7 e8 07 82 7d ff 4d 8b 36 49 83 c6 30 4c 89 f0 48 c1 e8 03 <42> 80 3c 28 00 74 08 4c 89 f7 e8 ea 81 7d ff 4d 8b 36 49 83 c6 0c
RSP: 0018:ffffc900009b7040 EFLAGS: 00010206
RAX: 0000000000000006 RBX: ffffc900009b7410 RCX: ffff888113de9440
RDX: 0000000000000000 RSI: ffffc900009b7420 RDI: ffffc900009b7410
RBP: ffffc900009b7068 R08: ffffc900009b741f R09: ffffc900009b7410
R10: dffffc0000000000 R11: fffff52000136e84 R12: ffffc900009b7410
R13: dffffc0000000000 R14: 0000000000000030 R15: ffff8881115fc550
FS: 0000555573079500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000002000 CR3: 000000012d379000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
vfs_getattr+0x29/0x310 fs/stat.c:158
ovl_copy_up_one fs/overlayfs/copy_up.c:973 [inline]
ovl_copy_up_flags+0x468/0x26e0 fs/overlayfs/copy_up.c:1059
ovl_maybe_copy_up+0x160/0x190 fs/overlayfs/copy_up.c:1091
ovl_open+0x104/0x2e0 fs/overlayfs/file.c:155
do_dentry_open+0x885/0x11f0 fs/open.c:884
vfs_open fs/open.c:1017 [inline]
dentry_open+0xbb/0x100 fs/open.c:1033
file_open+0x2a4/0x680 fs/incfs/vfs.c:1503
do_dentry_open+0x885/0x11f0 fs/open.c:884
vfs_open+0x73/0x80 fs/open.c:1017
do_open fs/namei.c:3633 [inline]
path_openat+0x2699/0x2f30 fs/namei.c:3790
do_filp_open+0x1ee/0x420 fs/namei.c:3817
do_sys_openat2+0x15e/0x820 fs/open.c:1343
do_sys_open fs/open.c:1359 [inline]
__do_sys_openat fs/open.c:1375 [inline]
__se_sys_openat fs/open.c:1370 [inline]
__x64_sys_openat+0x136/0x160 fs/open.c:1370
x64_sys_call+0x783/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:258
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f185579e159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffef32b2df8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f1855a25fa0 RCX: 00007f185579e159
RDX: 0000000000020400 RSI: 0000200000000000 RDI: ffffffffffffff9c
RBP: 00007f185583506b R08: 0000000000000000 R09: 0000000000000000
R10: 00000000000000b6 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f1855a25fac R14: 00007f1855a25fa0 R15: 00007f1855a25fa0
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:d_backing_inode include/linux/dcache.h:552 [inline]
RIP: 0010:security_inode_getattr+0x47/0x140 security/security.c:1360
Code: 37 ff 4c 8d 73 08 4c 89 f0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 f7 e8 07 82 7d ff 4d 8b 36 49 83 c6 30 4c 89 f0 48 c1 e8 03 <42> 80 3c 28 00 74 08 4c 89 f7 e8 ea 81 7d ff 4d 8b 36 49 83 c6 0c
RSP: 0018:ffffc900009b7040 EFLAGS: 00010206
RAX: 0000000000000006 RBX: ffffc900009b7410 RCX: ffff888113de9440
RDX: 0000000000000000 RSI: ffffc900009b7420 RDI: ffffc900009b7410
RBP: ffffc900009b7068 R08: ffffc900009b741f R09: ffffc900009b7410
R10: dffffc0000000000 R11: fffff52000136e84 R12: ffffc900009b7410
R13: dffffc0000000000 R14: 0000000000000030 R15: ffff8881115fc550
FS: 0000555573079500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000002000 CR3: 000000012d379000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess), 1 bytes skipped:
0: ff 4c 8d 73 decl 0x73(%rbp,%rcx,4)
4: 08 4c 89 f0 or %cl,-0x10(%rcx,%rcx,4)
8: 48 c1 e8 03 shr $0x3,%rax
c: 42 80 3c 28 00 cmpb $0x0,(%rax,%r13,1)
11: 74 08 je 0x1b
13: 4c 89 f7 mov %r14,%rdi
16: e8 07 82 7d ff call 0xff7d8222
1b: 4d 8b 36 mov (%r14),%r14
1e: 49 83 c6 30 add $0x30,%r14
22: 4c 89 f0 mov %r14,%rax
25: 48 c1 e8 03 shr $0x3,%rax
* 29: 42 80 3c 28 00 cmpb $0x0,(%rax,%r13,1) <-- trapping instruction
2e: 74 08 je 0x38
30: 4c 89 f7 mov %r14,%rdi
33: e8 ea 81 7d ff call 0xff7d8222
38: 4d 8b 36 mov (%r14),%r14
3b: 49 83 c6 0c add $0xc,%r14