Extracting prog: 36.065289199s
Minimizing prog: 40m32.655976734s
Simplifying prog options: 0s
Extracting C: 24.560669525s
Simplifying C: 6m10.080725087s


extracting reproducer from 31 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]}) (async)
unshare(0x22020400) (async)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00') (async)
unshare(0x6020400) (async)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]}) (async)
close_range(r0, 0xffffffffffffffff, 0x0) (async)
openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0) (async)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}}) (async)
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0) (async)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5) (async)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) (async)
chdir(&(0x7f00000001c0)='./bus\x00') (async)
rmdir(&(0x7f0000000180)='./file1\x00') (async)
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0) (async)

program crashed: general protection fault in current_umask
single: successfully extracted reproducer
found reproducer with 38 syscalls
minimizing guilty program
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]}) (async)
unshare(0x22020400) (async)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00') (async)
unshare(0x6020400) (async)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]}) (async)
close_range(r0, 0xffffffffffffffff, 0x0) (async)
openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0) (async)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}}) (async)
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0) (async)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5) (async)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) (async)
chdir(&(0x7f00000001c0)='./bus\x00') (async)
rmdir(&(0x7f0000000180)='./file1\x00') (async)

program crashed: WARNING in ovl_dir_modified
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]}) (async)
unshare(0x22020400) (async)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00') (async)
unshare(0x6020400) (async)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]}) (async)
close_range(r0, 0xffffffffffffffff, 0x0) (async)
openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0) (async)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}}) (async)
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0) (async)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5) (async)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) (async)
chdir(&(0x7f00000001c0)='./bus\x00') (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]}) (async)
unshare(0x22020400) (async)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00') (async)
unshare(0x6020400) (async)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]}) (async)
close_range(r0, 0xffffffffffffffff, 0x0) (async)
openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0) (async)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}}) (async)
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0) (async)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5) (async)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]}) (async)
unshare(0x22020400) (async)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00') (async)
unshare(0x6020400) (async)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]}) (async)
close_range(r0, 0xffffffffffffffff, 0x0) (async)
openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0) (async)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}}) (async)
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0) (async)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5) (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]}) (async)
unshare(0x22020400) (async)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00') (async)
unshare(0x6020400) (async)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]}) (async)
close_range(r0, 0xffffffffffffffff, 0x0) (async)
openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0) (async)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}}) (async)
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0) (async)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]}) (async)
unshare(0x22020400) (async)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00') (async)
unshare(0x6020400) (async)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]}) (async)
close_range(r0, 0xffffffffffffffff, 0x0) (async)
openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0) (async)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}}) (async)
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0) (async)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0) (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]}) (async)
unshare(0x22020400) (async)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00') (async)
unshare(0x6020400) (async)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]}) (async)
close_range(r0, 0xffffffffffffffff, 0x0) (async)
openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0) (async)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}}) (async)
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0) (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]}) (async)
unshare(0x22020400) (async)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00') (async)
unshare(0x6020400) (async)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]}) (async)
close_range(r0, 0xffffffffffffffff, 0x0) (async)
openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0) (async)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}}) (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]}) (async)
unshare(0x22020400) (async)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00') (async)
unshare(0x6020400) (async)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]}) (async)
close_range(r0, 0xffffffffffffffff, 0x0) (async)
openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0) (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]}) (async)
unshare(0x22020400) (async)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00') (async)
unshare(0x6020400) (async)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]}) (async)
close_range(r0, 0xffffffffffffffff, 0x0) (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]}) (async)
unshare(0x22020400) (async)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00') (async)
unshare(0x6020400) (async)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]}) (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]}) (async)
unshare(0x22020400) (async)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00') (async)
unshare(0x6020400) (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]}) (async)
unshare(0x22020400) (async)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00') (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop-mount$overlay-unshare
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]}) (async)
unshare(0x22020400) (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop-mount$overlay
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]}) (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat-mknod$loop
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1) (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8) (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0) (async)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir-syz_usb_connect
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')
syz_usb_connect(0x2, 0x24, &(0x7f0000000100)=ANY=[@ANYBLOB="1201ffe4d8a7621337baac9254d1dccc869ca6be4040041c150044e20102200109021200015f6550700904d50900ff102ff7"], 0x0)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rmdir(&(0x7f0000000180)='./file1\x00')

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs-chdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0)

program crashed: general protection fault in current_umask
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0xa5)

program crashed: WARNING in ovl_dir_modified
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)

program crashed: WARNING in ovl_dir_modified
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program crashed: WARNING in ovl_dir_modified
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_INFO
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, 0x0)

program did not crash
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_SELECT-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000300)={{0x1, 0x2}})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program crashed: WARNING in ovl_dir_modified
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-openat$sndtimer-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program crashed: WARNING in ovl_dir_modified
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-close_range-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
close_range(r0, 0xffffffffffffffff, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program crashed: WARNING in ovl_dir_modified
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program crashed: WARNING in ovl_dir_modified
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-unshare-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
unshare(0x6020400)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program crashed: WARNING in ovl_dir_modified
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-syz_open_procfs$namespace-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00')
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program crashed: WARNING in ovl_dir_modified
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-unshare-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
unshare(0x22020400)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program crashed: WARNING in ovl_dir_modified
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$overlay-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program crashed: WARNING in ovl_dir_modified
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mknod$loop-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mknod$loop(&(0x7f00000000c0)='./bus\x00', 0x6000, 0x1)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program did not crash
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mount$overlay-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program crashed: WARNING in ovl_dir_modified
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mount$overlay-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program did not crash
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mount$overlay-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program did not crash
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mount$overlay-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program did not crash
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mount$overlay-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, 0x0, 0xc8)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program did not crash
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mount$overlay-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mount$overlay(0x0, 0x0, &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program did not crash
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mount$overlay-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program did not crash
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mount$overlay-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program did not crash
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mount$overlay-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300))
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program did not crash
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mount$overlay-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
mount$incfs(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program did not crash
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mount$overlay-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', 0x0, &(0x7f0000000680), 0x2010800, 0x0)

program did not crash
testing program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mount$overlay-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x2010800, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=38.075767252s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mount$overlay-mount$incfs
program crashed: WARNING in ovl_dir_modified
simplifying C reproducer
testing compiled C program (duration=38.075767252s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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-mkdirat-mount$overlay-mount$incfs
program crashed: WARNING in ovl_dir_modified
testing compiled C program (duration=38.075767252s, {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-mkdirat-mount$overlay-mount$incfs
program crashed: WARNING in ovl_dir_modified
testing compiled C program (duration=38.075767252s, {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-mkdirat-mount$overlay-mount$incfs
program did not crash
testing compiled C program (duration=38.075767252s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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-mkdirat-mount$overlay-mount$incfs
program crashed: WARNING in ovl_dir_modified
testing compiled C program (duration=38.075767252s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false 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-mkdirat-mount$overlay-mount$incfs
program crashed: WARNING in ovl_dir_modified
testing compiled C program (duration=38.075767252s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false 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-mkdirat-mount$overlay-mount$incfs
program crashed: WARNING in ovl_dir_modified
testing compiled C program (duration=38.075767252s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false 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-mkdirat-mount$overlay-mount$incfs
program crashed: WARNING in ovl_dir_modified
testing compiled C program (duration=38.075767252s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mkdirat-mount$overlay-mount$incfs
program crashed: WARNING in ovl_dir_modified
testing compiled C program (duration=38.075767252s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mkdirat-mount$overlay-mount$incfs
program crashed: WARNING in ovl_dir_modified
testing compiled C program (duration=38.075767252s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mkdirat-mount$overlay-mount$incfs
program crashed: WARNING in ovl_dir_modified
testing compiled C program (duration=38.075767252s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mkdirat-mount$overlay-mount$incfs
program crashed: WARNING in ovl_dir_modified
testing compiled C program (duration=38.075767252s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mkdirat-mount$overlay-mount$incfs
program crashed: WARNING in ovl_dir_modified
testing program (duration=38.075767252s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mkdirat-mount$overlay-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program crashed: WARNING in ovl_dir_modified
validation run: crashed=true
testing program (duration=38.075767252s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mkdirat-mount$overlay-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program crashed: WARNING in ovl_dir_modified
validation run: crashed=true
testing program (duration=38.075767252s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mkdirat-mount$overlay-mount$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x1e0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc8)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@nfs_export_on}]})
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000680), 0x2010800, 0x0)

program crashed: WARNING in ovl_dir_modified
validation run: crashed=true
reproducing took 49m32.394424782s
repro crashed as (corrupted=false):
veth0_vlan: entered promiscuous mode
veth1_macvtap: entered promiscuous mode
------------[ cut here ]------------
WARNING: CPU: 0 PID: 373 at fs/overlayfs/util.c:602 ovl_dir_version_inc fs/overlayfs/util.c:602 [inline]
WARNING: CPU: 0 PID: 373 at fs/overlayfs/util.c:602 ovl_dir_modified+0x15a/0x190 fs/overlayfs/util.c:620
Modules linked in:
CPU: 0 UID: 0 PID: 373 Comm: syz-executor Not tainted syzkaller #0 79a81a3ed2cf63e2a306eb4bbf59144c10c9503d
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
RIP: 0010:ovl_dir_version_inc fs/overlayfs/util.c:602 [inline]
RIP: 0010:ovl_dir_modified+0x15a/0x190 fs/overlayfs/util.c:620
Code: c1 e8 03 42 80 3c 28 00 74 08 4c 89 f7 e8 5e 8b 97 ff 49 ff 06 5b 41 5c 41 5d 41 5e 41 5f 5d e9 0c 33 59 03 cc e8 f6 bf 3f ff <0f> 0b e9 3e ff ff ff e8 ea bf 3f ff 0f 0b e9 6e ff ff ff 44 89 f9
RSP: 0018:ffffc90001a5fb48 EFLAGS: 00010293
RAX: ffffffff8247dd1a RBX: 0000000000000000 RCX: ffff888113e45f00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90001a5fb70 R08: ffff888114ba445f R09: 1ffff1102297488b
R10: dffffc0000000000 R11: ffffed102297488c R12: 0000000000000000
R13: dffffc0000000000 R14: ffff888114ba43c0 R15: ffff88811306a220
FS:  0000555591428500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555591443908 CR3: 0000000113cbc000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 ovl_remove_upper fs/overlayfs/dir.c:841 [inline]
 ovl_do_remove+0x81b/0xda0 fs/overlayfs/dir.c:912

final repro crashed as (corrupted=false):
veth0_vlan: entered promiscuous mode
veth1_macvtap: entered promiscuous mode
------------[ cut here ]------------
WARNING: CPU: 0 PID: 373 at fs/overlayfs/util.c:602 ovl_dir_version_inc fs/overlayfs/util.c:602 [inline]
WARNING: CPU: 0 PID: 373 at fs/overlayfs/util.c:602 ovl_dir_modified+0x15a/0x190 fs/overlayfs/util.c:620
Modules linked in:
CPU: 0 UID: 0 PID: 373 Comm: syz-executor Not tainted syzkaller #0 79a81a3ed2cf63e2a306eb4bbf59144c10c9503d
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
RIP: 0010:ovl_dir_version_inc fs/overlayfs/util.c:602 [inline]
RIP: 0010:ovl_dir_modified+0x15a/0x190 fs/overlayfs/util.c:620
Code: c1 e8 03 42 80 3c 28 00 74 08 4c 89 f7 e8 5e 8b 97 ff 49 ff 06 5b 41 5c 41 5d 41 5e 41 5f 5d e9 0c 33 59 03 cc e8 f6 bf 3f ff <0f> 0b e9 3e ff ff ff e8 ea bf 3f ff 0f 0b e9 6e ff ff ff 44 89 f9
RSP: 0018:ffffc90001a5fb48 EFLAGS: 00010293
RAX: ffffffff8247dd1a RBX: 0000000000000000 RCX: ffff888113e45f00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90001a5fb70 R08: ffff888114ba445f R09: 1ffff1102297488b
R10: dffffc0000000000 R11: ffffed102297488c R12: 0000000000000000
R13: dffffc0000000000 R14: ffff888114ba43c0 R15: ffff88811306a220
FS:  0000555591428500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555591443908 CR3: 0000000113cbc000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 ovl_remove_upper fs/overlayfs/dir.c:841 [inline]
 ovl_do_remove+0x81b/0xda0 fs/overlayfs/dir.c:912