Extracting prog: 3m43.796966093s
Minimizing prog: 40m6.055947115s
Simplifying prog options: 0s
Extracting C: 35.903413103s
Simplifying C: 7m55.787772105s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs: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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs: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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program crashed: possible deadlock in configfs_depend_item_unlocked
single: successfully extracted reproducer
found reproducer with 10 syscalls
minimizing guilty program
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(0x0, 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', 0x0, 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(0x0, 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(0x0, 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(0x0)
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(0x0, 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(0x0, 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(0x0, 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(0x0, 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program did not crash
testing program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(0x0, 0x1ff)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
program crashed: possible deadlock in configfs_depend_item_unlocked
simplifying C reproducer
testing compiled C program (duration=1m37.393148562s, {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}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
program crashed: possible deadlock in configfs_depend_item_unlocked
testing compiled C program (duration=1m37.393148562s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
program crashed: possible deadlock in configfs_depend_item_unlocked
testing compiled C program (duration=1m37.393148562s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
program crashed: possible deadlock in configfs_depend_item_unlocked
testing compiled C program (duration=1m37.393148562s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
program crashed: possible deadlock in configfs_depend_item_unlocked
testing compiled C program (duration=1m37.393148562s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
program crashed: possible deadlock in configfs_depend_item_unlocked
testing compiled C program (duration=1m37.393148562s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
program crashed: possible deadlock in configfs_depend_item_unlocked
testing compiled C program (duration=1m37.393148562s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
program crashed: possible deadlock in configfs_depend_item_unlocked
testing program (duration=1m37.393148562s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program crashed: possible deadlock in configfs_depend_item_unlocked
validation run: crashed=true
testing program (duration=1m37.393148562s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program crashed: possible deadlock in configfs_depend_item_unlocked
validation run: crashed=true
testing program (duration=1m37.393148562s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount-mkdir-mkdir-rmdir-mkdir-mkdir-mkdir-mkdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0)
mkdir(&(0x7f0000000700)='./my_configfs/target/core/rd_mcp_0\x00', 0x1ff)
mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff)
rmdir(&(0x7f0000000280)='./my_configfs/target/core/rd_mcp_0/dev0\x00')
mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff)
mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff)
mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff)
mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff)

program crashed: possible deadlock in configfs_depend_item_unlocked
validation run: crashed=true
reproducing took 57m3.35054887s
repro crashed as (corrupted=false):
======================================================
WARNING: possible circular locking dependency detected
syzkaller #0 Not tainted
------------------------------------------------------
syz.0.17/5912 is trying to acquire lock:
ffff8880250b8ac0 (&sb->s_type->i_mutex_key#25){+.+.}-{4:4}, at: inode_lock include/linux/fs.h:1024 [inline]
ffff8880250b8ac0 (&sb->s_type->i_mutex_key#25){+.+.}-{4:4}, at: configfs_depend_item_unlocked+0x153/0x420 fs/configfs/dir.c:1268

but task is already holding lock:
ffffffff9109a600 (tpg_instances_lock){+.+.}-{4:4}, at: usbg_make_tpg+0xf8/0x550 drivers/usb/gadget/function/f_tcm.c:1669

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #2 (tpg_instances_lock){+.+.}-{4:4}:
       __mutex_lock_common kernel/locking/mutex.c:646 [inline]
       __mutex_lock+0x197/0x15a0 kernel/locking/mutex.c:821
       usbg_make_tpg+0xf8/0x550 drivers/usb/gadget/function/f_tcm.c:1669
       target_fabric_make_tpg+0xa8/0x6d0 drivers/target/target_core_fabric_configfs.c:947
       configfs_mkdir+0x4f6/0x9e0 fs/configfs/dir.c:1369
       vfs_mkdir+0x40e/0x630 fs/namei.c:5422
       filename_mkdirat+0x285/0x510 fs/namei.c:5455
       __do_sys_mkdir fs/namei.c:5482 [inline]
       __se_sys_mkdir+0x34/0x150 fs/namei.c:5479
       do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
       do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
       entry_SYSCALL_64_after_hwframe+0x77/0x7f

-> #1 (&subsys->su_mutex){+.+.}-{4:4}:
       __mutex_lock_common kernel/locking/mutex.c:646 [inline]
       __mutex_lock+0x197/0x15a0 kernel/locking/mutex.c:821
       configfs_rmdir+0x5f0/0x950 fs/configfs/dir.c:1565
       vfs_rmdir+0x3e6/0x6a0 fs/namei.c:5527
       filename_rmdir+0x292/0x520 fs/namei.c:5584
       __do_sys_rmdir fs/namei.c:5607 [inline]
       __se_sys_rmdir+0x2e/0x140 fs/namei.c:5604
       do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
       do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
       entry_SYSCALL_64_after_hwframe+0x77/0x7f

-> #0 (&sb->s_type->i_mutex_key#25){+.+.}-{4:4}:
       check_prev_add kernel/locking/lockdep.c:3209 [inline]
       check_prevs_add kernel/locking/lockdep.c:3328 [inline]
       validate_chain kernel/locking/lockdep.c:3952 [inline]
       __lock_acquire+0x164c/0x2de0 kernel/locking/lockdep.c:5288
       lock_acquire+0x115/0x350 kernel/locking/lockdep.c:5942
       down_write+0x91/0x200 kernel/locking/rwsem.c:1631
       inode_lock include/linux/fs.h:1024 [inline]
       configfs_depend_item_unlocked+0x153/0x420 fs/configfs/dir.c:1268
       usbg_make_tpg+0x1e0/0x550 drivers/usb/gadget/function/f_tcm.c:1692
       target_fabric_make_tpg+0xa8/0x6d0 drivers/target/target_core_fabric_configfs.c:947
       configfs_mkdir+0x4f6/0x9e0 fs/configfs/dir.c:1369
       vfs_mkdir+0x40e/0x630 fs/namei.c:5422
       filename_mkdirat+0x285/0x510 fs/namei.c:5455
       __do_sys_mkdir fs/namei.c:5482 [inline]
       __se_sys_mkdir+0x34/0x150 fs/namei.c:5479
       do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
       do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
       entry_SYSCALL_64_after_hwframe+0x77/0x7f

other info that might help us debug this:

Chain exists of:
  &sb->s_type->i_mutex_key#25 --> &subsys->su_mutex --> tpg_instances_lock

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(tpg_instances_lock);
                               lock(&subsys->su_mutex);
                               lock(tpg_instances_lock);
  lock(&sb->s_type->i_mutex_key#25);

 *** DEADLOCK ***

locks held by syz.0.17/5912: 4, last CPU#1:
 #0: ffff88801f726460 (sb_writers#12){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 fs/namespace.c:531
 #1: ffff88807977e740 (&sb->s_type->i_mutex_key#8/1){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1069 [inline]
 #1: ffff88807977e740 (&sb->s_type->i_mutex_key#8/1){+.+.}-{4:4}, at: __start_dirop fs/namei.c:2918 [inline]
 #1: ffff88807977e740 (&sb->s_type->i_mutex_key#8/1){+.+.}-{4:4}, at: start_dirop fs/namei.c:2942 [inline]
 #1: ffff88807977e740 (&sb->s_type->i_mutex_key#8/1){+.+.}-{4:4}, at: filename_create+0x200/0x370 fs/namei.c:5102
 #2: ffffffff90d64708 (&subsys->su_mutex){+.+.}-{4:4}, at: configfs_mkdir+0x4b0/0x9e0 fs/configfs/dir.c:1367
 #3: ffffffff9109a600 (tpg_instances_lock){+.+.}-{4:4}, at: usbg_make_tpg+0xf8/0x550 drivers/usb/gadget/function/f_tcm.c:1669

stack backtrace:
CPU: 1 UID: 0 PID: 5912 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
 <TASK>
 dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
 print_circular_bug+0x2e2/0x300 kernel/locking/lockdep.c:2087
 check_noncircular+0x12f/0x150 kernel/locking/lockdep.c:2219
 check_prev_add kernel/locking/lockdep.c:3209 [inline]
 check_prevs_add kernel/locking/lockdep.c:3328 [inline]
 validate_chain kernel/locking/lockdep.c:3952 [inline]
 __lock_acquire+0x164c/0x2de0 kernel/locking/lockdep.c:5288
 lock_acquire+0x115/0x350 kernel/locking/lockdep.c:5942
 down_write+0x91/0x200 kernel/locking/rwsem.c:1631
 inode_lock include/linux/fs.h:1024 [inline]
 configfs_depend_item_unlocked+0x153/0x420 fs/configfs/dir.c:1268
 usbg_make_tpg+0x1e0/0x550 drivers/usb/gadget/function/f_tcm.c:1692
 target_fabric_make_tpg+0xa8/0x6d0 drivers/target/target_core_fabric_configfs.c:947
 configfs_mkdir+0x4f6/0x9e0 fs/configfs/dir.c:1369
 vfs_mkdir+0x40e/0x630 fs/namei.c:5422
 filename_mkdirat+0x285/0x510 fs/namei.c:5455
 __do_sys_mkdir fs/namei.c:5482 [inline]
 __se_sys_mkdir+0x34/0x150 fs/namei.c:5479
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb2e059e559
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:00007fff186ec428 EFLAGS: 00000246 ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 00007fb2e0825fa0 RCX: 00007fb2e059e559
RDX: 0000000000000000 RSI: 00000000000001ff RDI: 0000200000000600
RBP: 00007fb2e0635ab8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fb2e0825fac R14: 00007fb2e0825fa0 R15: 00007fb2e0825fa0
 </TASK>

final repro crashed as (corrupted=false):
======================================================
WARNING: possible circular locking dependency detected
syzkaller #0 Not tainted
------------------------------------------------------
syz.0.17/5912 is trying to acquire lock:
ffff8880250b8ac0 (&sb->s_type->i_mutex_key#25){+.+.}-{4:4}, at: inode_lock include/linux/fs.h:1024 [inline]
ffff8880250b8ac0 (&sb->s_type->i_mutex_key#25){+.+.}-{4:4}, at: configfs_depend_item_unlocked+0x153/0x420 fs/configfs/dir.c:1268

but task is already holding lock:
ffffffff9109a600 (tpg_instances_lock){+.+.}-{4:4}, at: usbg_make_tpg+0xf8/0x550 drivers/usb/gadget/function/f_tcm.c:1669

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #2 (tpg_instances_lock){+.+.}-{4:4}:
       __mutex_lock_common kernel/locking/mutex.c:646 [inline]
       __mutex_lock+0x197/0x15a0 kernel/locking/mutex.c:821
       usbg_make_tpg+0xf8/0x550 drivers/usb/gadget/function/f_tcm.c:1669
       target_fabric_make_tpg+0xa8/0x6d0 drivers/target/target_core_fabric_configfs.c:947
       configfs_mkdir+0x4f6/0x9e0 fs/configfs/dir.c:1369
       vfs_mkdir+0x40e/0x630 fs/namei.c:5422
       filename_mkdirat+0x285/0x510 fs/namei.c:5455
       __do_sys_mkdir fs/namei.c:5482 [inline]
       __se_sys_mkdir+0x34/0x150 fs/namei.c:5479
       do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
       do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
       entry_SYSCALL_64_after_hwframe+0x77/0x7f

-> #1 (&subsys->su_mutex){+.+.}-{4:4}:
       __mutex_lock_common kernel/locking/mutex.c:646 [inline]
       __mutex_lock+0x197/0x15a0 kernel/locking/mutex.c:821
       configfs_rmdir+0x5f0/0x950 fs/configfs/dir.c:1565
       vfs_rmdir+0x3e6/0x6a0 fs/namei.c:5527
       filename_rmdir+0x292/0x520 fs/namei.c:5584
       __do_sys_rmdir fs/namei.c:5607 [inline]
       __se_sys_rmdir+0x2e/0x140 fs/namei.c:5604
       do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
       do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
       entry_SYSCALL_64_after_hwframe+0x77/0x7f

-> #0 (&sb->s_type->i_mutex_key#25){+.+.}-{4:4}:
       check_prev_add kernel/locking/lockdep.c:3209 [inline]
       check_prevs_add kernel/locking/lockdep.c:3328 [inline]
       validate_chain kernel/locking/lockdep.c:3952 [inline]
       __lock_acquire+0x164c/0x2de0 kernel/locking/lockdep.c:5288
       lock_acquire+0x115/0x350 kernel/locking/lockdep.c:5942
       down_write+0x91/0x200 kernel/locking/rwsem.c:1631
       inode_lock include/linux/fs.h:1024 [inline]
       configfs_depend_item_unlocked+0x153/0x420 fs/configfs/dir.c:1268
       usbg_make_tpg+0x1e0/0x550 drivers/usb/gadget/function/f_tcm.c:1692
       target_fabric_make_tpg+0xa8/0x6d0 drivers/target/target_core_fabric_configfs.c:947
       configfs_mkdir+0x4f6/0x9e0 fs/configfs/dir.c:1369
       vfs_mkdir+0x40e/0x630 fs/namei.c:5422
       filename_mkdirat+0x285/0x510 fs/namei.c:5455
       __do_sys_mkdir fs/namei.c:5482 [inline]
       __se_sys_mkdir+0x34/0x150 fs/namei.c:5479
       do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
       do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
       entry_SYSCALL_64_after_hwframe+0x77/0x7f

other info that might help us debug this:

Chain exists of:
  &sb->s_type->i_mutex_key#25 --> &subsys->su_mutex --> tpg_instances_lock

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(tpg_instances_lock);
                               lock(&subsys->su_mutex);
                               lock(tpg_instances_lock);
  lock(&sb->s_type->i_mutex_key#25);

 *** DEADLOCK ***

locks held by syz.0.17/5912: 4, last CPU#1:
 #0: ffff88801f726460 (sb_writers#12){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 fs/namespace.c:531
 #1: ffff88807977e740 (&sb->s_type->i_mutex_key#8/1){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1069 [inline]
 #1: ffff88807977e740 (&sb->s_type->i_mutex_key#8/1){+.+.}-{4:4}, at: __start_dirop fs/namei.c:2918 [inline]
 #1: ffff88807977e740 (&sb->s_type->i_mutex_key#8/1){+.+.}-{4:4}, at: start_dirop fs/namei.c:2942 [inline]
 #1: ffff88807977e740 (&sb->s_type->i_mutex_key#8/1){+.+.}-{4:4}, at: filename_create+0x200/0x370 fs/namei.c:5102
 #2: ffffffff90d64708 (&subsys->su_mutex){+.+.}-{4:4}, at: configfs_mkdir+0x4b0/0x9e0 fs/configfs/dir.c:1367
 #3: ffffffff9109a600 (tpg_instances_lock){+.+.}-{4:4}, at: usbg_make_tpg+0xf8/0x550 drivers/usb/gadget/function/f_tcm.c:1669

stack backtrace:
CPU: 1 UID: 0 PID: 5912 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
 <TASK>
 dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
 print_circular_bug+0x2e2/0x300 kernel/locking/lockdep.c:2087
 check_noncircular+0x12f/0x150 kernel/locking/lockdep.c:2219
 check_prev_add kernel/locking/lockdep.c:3209 [inline]
 check_prevs_add kernel/locking/lockdep.c:3328 [inline]
 validate_chain kernel/locking/lockdep.c:3952 [inline]
 __lock_acquire+0x164c/0x2de0 kernel/locking/lockdep.c:5288
 lock_acquire+0x115/0x350 kernel/locking/lockdep.c:5942
 down_write+0x91/0x200 kernel/locking/rwsem.c:1631
 inode_lock include/linux/fs.h:1024 [inline]
 configfs_depend_item_unlocked+0x153/0x420 fs/configfs/dir.c:1268
 usbg_make_tpg+0x1e0/0x550 drivers/usb/gadget/function/f_tcm.c:1692
 target_fabric_make_tpg+0xa8/0x6d0 drivers/target/target_core_fabric_configfs.c:947
 configfs_mkdir+0x4f6/0x9e0 fs/configfs/dir.c:1369
 vfs_mkdir+0x40e/0x630 fs/namei.c:5422
 filename_mkdirat+0x285/0x510 fs/namei.c:5455
 __do_sys_mkdir fs/namei.c:5482 [inline]
 __se_sys_mkdir+0x34/0x150 fs/namei.c:5479
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb2e059e559
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:00007fff186ec428 EFLAGS: 00000246 ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 00007fb2e0825fa0 RCX: 00007fb2e059e559
RDX: 0000000000000000 RSI: 00000000000001ff RDI: 0000200000000600
RBP: 00007fb2e0635ab8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fb2e0825fac R14: 00007fb2e0825fa0 R15: 00007fb2e0825fa0
 </TASK>