Extracting prog: 1m6.726506341s
Minimizing prog: 36m11.290225987s
Simplifying prog options: 0s
Extracting C: 2m5.269537729s
Simplifying C: 8m33.081863033s


extracting reproducer from 24 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-openat-write-close-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
r0 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0)
write(r0, &(0x7f0000000700)='dummy_udc.0\n', 0xc)
close(r0)
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program crashed: possible deadlock in unregister_gadget_item
single: successfully extracted reproducer
found reproducer with 11 syscalls
minimizing guilty program
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-openat-write-close
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
r0 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0)
write(r0, &(0x7f0000000700)='dummy_udc.0\n', 0xc)
close(r0)

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-openat-write-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
r0 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0)
write(r0, &(0x7f0000000700)='dummy_udc.0\n', 0xc)
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program crashed: possible deadlock in unregister_gadget_item
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-openat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
openat(0xffffffffffffff9c, &(0x7f00000001c0)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0)
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program crashed: possible deadlock in unregister_gadget_item
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program crashed: possible deadlock in unregister_gadget_item
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program crashed: possible deadlock in unregister_gadget_item
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./config\x00', 0x0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(0x0, 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, 0x0)
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program did not crash
testing program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
program crashed: possible deadlock in unregister_gadget_item
simplifying C reproducer
testing compiled C program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
program crashed: possible deadlock in unregister_gadget_item
testing compiled C program (duration=45.743927835s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
program crashed: possible deadlock in unregister_gadget_item
testing compiled C program (duration=45.743927835s, {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:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
program crashed: possible deadlock in unregister_gadget_item
testing compiled C program (duration=45.743927835s, {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-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
program crashed: possible deadlock in unregister_gadget_item
testing compiled C program (duration=45.743927835s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
program crashed: possible deadlock in unregister_gadget_item
testing compiled C program (duration=45.743927835s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
program crashed: possible deadlock in unregister_gadget_item
testing compiled C program (duration=45.743927835s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
program crashed: possible deadlock in unregister_gadget_item
testing program (duration=45.743927835s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program crashed: possible deadlock in unregister_gadget_item
validation run: crashed=true
testing program (duration=45.743927835s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program crashed: possible deadlock in unregister_gadget_item
validation run: crashed=true
testing program (duration=45.743927835s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mkdirat-mkdirat-mkdirat-symlinkat-rmdir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./config/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00', 0x1ff)
symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/mass_storage.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/mass_storage.usb0\x00')
rmdir(&(0x7f0000000600)='./config/usb_gadget/g1/functions/mass_storage.usb0/lun.1\x00')

program crashed: possible deadlock in unregister_gadget_item
validation run: crashed=true
reproducing took 54m21.637157512s
repro crashed as (corrupted=false):
Mass Storage Function, version: 2009/09/11
LUN: removable file: (no medium)
LUN: removable file: (no medium)
======================================================
WARNING: possible circular locking dependency detected
syzkaller #0 Not tainted
------------------------------------------------------
syz.0.17/5939 is trying to acquire lock:
ffff888079372398 (&gi->lock){+.+.}-{3:3}, at: unregister_gadget_item+0x31/0xd0 drivers/usb/gadget/configfs.c:2085

but task is already holding lock:
ffff88802ff2e9d0 (&opts->lock){+.+.}-{3:3}, at: fsg_lun_drop+0x36/0x270 drivers/usb/gadget/function/f_mass_storage.c:3358

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #1 (&opts->lock){+.+.}-{3:3}:
       __mutex_lock_common kernel/locking/mutex.c:603 [inline]
       __mutex_lock+0x135/0xc80 kernel/locking/mutex.c:747
       fsg_alloc+0x92/0x200 drivers/usb/gadget/function/f_mass_storage.c:3570
       usb_get_function+0x5d/0xb0 drivers/usb/gadget/functions.c:61
       config_usb_cfg_link+0x148/0x250 drivers/usb/gadget/configfs.c:469
       configfs_symlink+0x5a5/0xfe0 fs/configfs/symlink.c:202
       vfs_symlink+0x138/0x2b0 fs/namei.c:4528
       do_symlinkat+0x1ba/0x400 fs/namei.c:4554
       __do_sys_symlinkat fs/namei.c:4570 [inline]
       __se_sys_symlinkat fs/namei.c:4567 [inline]
       __x64_sys_symlinkat+0x99/0xb0 fs/namei.c:4567
       do_syscall_x64 arch/x86/entry/common.c:46 [inline]
       do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
       entry_SYSCALL_64_after_hwframe+0x68/0xd2

-> #0 (&gi->lock){+.+.}-{3:3}:
       check_prev_add kernel/locking/lockdep.c:3134 [inline]
       check_prevs_add kernel/locking/lockdep.c:3253 [inline]
       validate_chain kernel/locking/lockdep.c:3869 [inline]
       __lock_acquire+0x37ef/0x7d80 kernel/locking/lockdep.c:5137
       lock_acquire+0x19e/0x420 kernel/locking/lockdep.c:5754
       __mutex_lock_common kernel/locking/mutex.c:603 [inline]
       __mutex_lock+0x135/0xc80 kernel/locking/mutex.c:747
       unregister_gadget_item+0x31/0xd0 drivers/usb/gadget/configfs.c:2085
       fsg_lun_drop+0xa8/0x270 drivers/usb/gadget/function/f_mass_storage.c:3363
       client_drop_item fs/configfs/dir.c:962 [inline]
       configfs_rmdir+0x892/0x980 fs/configfs/dir.c:1567
       vfs_rmdir+0x352/0x4b0 fs/namei.c:4251
       do_rmdir+0x29f/0x590 fs/namei.c:4310
       __do_sys_rmdir fs/namei.c:4329 [inline]
       __se_sys_rmdir fs/namei.c:4327 [inline]
       __x64_sys_rmdir+0x49/0x50 fs/namei.c:4327
       do_syscall_x64 arch/x86/entry/common.c:46 [inline]
       do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
       entry_SYSCALL_64_after_hwframe+0x68/0xd2

other info that might help us debug this:

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(&opts->lock);
                               lock(&gi->lock);
                               lock(&opts->lock);
  lock(&gi->lock);

 *** DEADLOCK ***

5 locks held by syz.0.17/5939:
 #0: ffff888142688418 (sb_writers#13){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 fs/namespace.c:412
 #1: ffff88805f233910 (&sb->s_type->i_mutex_key#7/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:839 [inline]
 #1: ffff88805f233910 (&sb->s_type->i_mutex_key#7/1){+.+.}-{3:3}, at: do_rmdir+0x1c6/0x590 fs/namei.c:4298
 #2: ffff888076d22ef0 (&sb->s_type->i_mutex_key#20){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:804 [inline]
 #2: ffff888076d22ef0 (&sb->s_type->i_mutex_key#20){+.+.}-{3:3}, at: vfs_rmdir+0xee/0x4b0 fs/namei.c:4240
 #3: ffffffff8ddf69d0 (gadget_subsys.su_mutex){+.+.}-{3:3}, at: configfs_rmdir+0x63c/0x980 fs/configfs/dir.c:1556
 #4: ffff88802ff2e9d0 (&opts->lock){+.+.}-{3:3}, at: fsg_lun_drop+0x36/0x270 drivers/usb/gadget/function/f_mass_storage.c:3358

stack backtrace:
CPU: 1 PID: 5939 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
 <TASK>
 dump_stack_lvl+0x18c/0x250 lib/dump_stack.c:106
 check_noncircular+0x2fc/0x400 kernel/locking/lockdep.c:2187
 check_prev_add kernel/locking/lockdep.c:3134 [inline]
 check_prevs_add kernel/locking/lockdep.c:3253 [inline]
 validate_chain kernel/locking/lockdep.c:3869 [inline]
 __lock_acquire+0x37ef/0x7d80 kernel/locking/lockdep.c:5137
 lock_acquire+0x19e/0x420 kernel/locking/lockdep.c:5754
 __mutex_lock_common kernel/locking/mutex.c:603 [inline]
 __mutex_lock+0x135/0xc80 kernel/locking/mutex.c:747
 unregister_gadget_item+0x31/0xd0 drivers/usb/gadget/configfs.c:2085
 fsg_lun_drop+0xa8/0x270 drivers/usb/gadget/function/f_mass_storage.c:3363
 client_drop_item fs/configfs/dir.c:962 [inline]
 configfs_rmdir+0x892/0x980 fs/configfs/dir.c:1567
 vfs_rmdir+0x352/0x4b0 fs/namei.c:4251
 do_rmdir+0x29f/0x590 fs/namei.c:4310
 __do_sys_rmdir fs/namei.c:4329 [inline]
 __se_sys_rmdir fs/namei.c:4327 [inline]
 __x64_sys_rmdir+0x49/0x50 fs/namei.c:4327
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f26ad39e0d9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe635cbdf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000054
RAX: ffffffffffffffda RBX: 00007f26ad625fa0 RCX: 00007f26ad39e0d9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000000600
RBP: 00007f26ad435024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f26ad625fac R14: 00007f26ad625fa0 R15: 00007f26ad625fa0
 </TASK>

final repro crashed as (corrupted=false):
Mass Storage Function, version: 2009/09/11
LUN: removable file: (no medium)
LUN: removable file: (no medium)
======================================================
WARNING: possible circular locking dependency detected
syzkaller #0 Not tainted
------------------------------------------------------
syz.0.17/5939 is trying to acquire lock:
ffff888079372398 (&gi->lock){+.+.}-{3:3}, at: unregister_gadget_item+0x31/0xd0 drivers/usb/gadget/configfs.c:2085

but task is already holding lock:
ffff88802ff2e9d0 (&opts->lock){+.+.}-{3:3}, at: fsg_lun_drop+0x36/0x270 drivers/usb/gadget/function/f_mass_storage.c:3358

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #1 (&opts->lock){+.+.}-{3:3}:
       __mutex_lock_common kernel/locking/mutex.c:603 [inline]
       __mutex_lock+0x135/0xc80 kernel/locking/mutex.c:747
       fsg_alloc+0x92/0x200 drivers/usb/gadget/function/f_mass_storage.c:3570
       usb_get_function+0x5d/0xb0 drivers/usb/gadget/functions.c:61
       config_usb_cfg_link+0x148/0x250 drivers/usb/gadget/configfs.c:469
       configfs_symlink+0x5a5/0xfe0 fs/configfs/symlink.c:202
       vfs_symlink+0x138/0x2b0 fs/namei.c:4528
       do_symlinkat+0x1ba/0x400 fs/namei.c:4554
       __do_sys_symlinkat fs/namei.c:4570 [inline]
       __se_sys_symlinkat fs/namei.c:4567 [inline]
       __x64_sys_symlinkat+0x99/0xb0 fs/namei.c:4567
       do_syscall_x64 arch/x86/entry/common.c:46 [inline]
       do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
       entry_SYSCALL_64_after_hwframe+0x68/0xd2

-> #0 (&gi->lock){+.+.}-{3:3}:
       check_prev_add kernel/locking/lockdep.c:3134 [inline]
       check_prevs_add kernel/locking/lockdep.c:3253 [inline]
       validate_chain kernel/locking/lockdep.c:3869 [inline]
       __lock_acquire+0x37ef/0x7d80 kernel/locking/lockdep.c:5137
       lock_acquire+0x19e/0x420 kernel/locking/lockdep.c:5754
       __mutex_lock_common kernel/locking/mutex.c:603 [inline]
       __mutex_lock+0x135/0xc80 kernel/locking/mutex.c:747
       unregister_gadget_item+0x31/0xd0 drivers/usb/gadget/configfs.c:2085
       fsg_lun_drop+0xa8/0x270 drivers/usb/gadget/function/f_mass_storage.c:3363
       client_drop_item fs/configfs/dir.c:962 [inline]
       configfs_rmdir+0x892/0x980 fs/configfs/dir.c:1567
       vfs_rmdir+0x352/0x4b0 fs/namei.c:4251
       do_rmdir+0x29f/0x590 fs/namei.c:4310
       __do_sys_rmdir fs/namei.c:4329 [inline]
       __se_sys_rmdir fs/namei.c:4327 [inline]
       __x64_sys_rmdir+0x49/0x50 fs/namei.c:4327
       do_syscall_x64 arch/x86/entry/common.c:46 [inline]
       do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
       entry_SYSCALL_64_after_hwframe+0x68/0xd2

other info that might help us debug this:

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(&opts->lock);
                               lock(&gi->lock);
                               lock(&opts->lock);
  lock(&gi->lock);

 *** DEADLOCK ***

5 locks held by syz.0.17/5939:
 #0: ffff888142688418 (sb_writers#13){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 fs/namespace.c:412
 #1: ffff88805f233910 (&sb->s_type->i_mutex_key#7/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:839 [inline]
 #1: ffff88805f233910 (&sb->s_type->i_mutex_key#7/1){+.+.}-{3:3}, at: do_rmdir+0x1c6/0x590 fs/namei.c:4298
 #2: ffff888076d22ef0 (&sb->s_type->i_mutex_key#20){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:804 [inline]
 #2: ffff888076d22ef0 (&sb->s_type->i_mutex_key#20){+.+.}-{3:3}, at: vfs_rmdir+0xee/0x4b0 fs/namei.c:4240
 #3: ffffffff8ddf69d0 (gadget_subsys.su_mutex){+.+.}-{3:3}, at: configfs_rmdir+0x63c/0x980 fs/configfs/dir.c:1556
 #4: ffff88802ff2e9d0 (&opts->lock){+.+.}-{3:3}, at: fsg_lun_drop+0x36/0x270 drivers/usb/gadget/function/f_mass_storage.c:3358

stack backtrace:
CPU: 1 PID: 5939 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
 <TASK>
 dump_stack_lvl+0x18c/0x250 lib/dump_stack.c:106
 check_noncircular+0x2fc/0x400 kernel/locking/lockdep.c:2187
 check_prev_add kernel/locking/lockdep.c:3134 [inline]
 check_prevs_add kernel/locking/lockdep.c:3253 [inline]
 validate_chain kernel/locking/lockdep.c:3869 [inline]
 __lock_acquire+0x37ef/0x7d80 kernel/locking/lockdep.c:5137
 lock_acquire+0x19e/0x420 kernel/locking/lockdep.c:5754
 __mutex_lock_common kernel/locking/mutex.c:603 [inline]
 __mutex_lock+0x135/0xc80 kernel/locking/mutex.c:747
 unregister_gadget_item+0x31/0xd0 drivers/usb/gadget/configfs.c:2085
 fsg_lun_drop+0xa8/0x270 drivers/usb/gadget/function/f_mass_storage.c:3363
 client_drop_item fs/configfs/dir.c:962 [inline]
 configfs_rmdir+0x892/0x980 fs/configfs/dir.c:1567
 vfs_rmdir+0x352/0x4b0 fs/namei.c:4251
 do_rmdir+0x29f/0x590 fs/namei.c:4310
 __do_sys_rmdir fs/namei.c:4329 [inline]
 __se_sys_rmdir fs/namei.c:4327 [inline]
 __x64_sys_rmdir+0x49/0x50 fs/namei.c:4327
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f26ad39e0d9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe635cbdf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000054
RAX: ffffffffffffffda RBX: 00007f26ad625fa0 RCX: 00007f26ad39e0d9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000000600
RBP: 00007f26ad435024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f26ad625fac R14: 00007f26ad625fa0 R15: 00007f26ad625fa0
 </TASK>