Extracting prog: 1m42.158735303s
Minimizing prog: 14m29.196716434s
Simplifying prog options: 2m45.265141398s
Extracting C: 39.322858021s
Simplifying C: 0s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program crashed: general protection fault in usb_driver_release_interface
program crashed: general protection fault in usb_driver_release_interface
single: successfully extracted reproducer
found reproducer with 9 syscalls
minimizing guilty program
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
write$tcp_mem(0xffffffffffffffff, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
syz_usb_control_io$cdc_ncm(0xffffffffffffffff, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(0xffffffffffffffff, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(0xffffffffffffffff, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(0xffffffffffffffff, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r0, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', 0x0, 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, 0x0, 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
program did not crash
simplifying guilty program options
testing program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program crashed: general protection fault in usb_driver_release_interface
extracting C reproducer
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
program did not crash
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program did not crash
testing program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program crashed: general protection fault in usb_driver_release_interface
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program crashed: general protection fault in usb_driver_release_interface
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io-mkdirat-mount-openat-write$tcp_mem
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d370f0100000000000000000006241a0000000c241b4800f3ff00050080050905810300020000000904010000020d00000904010102020d0000090582020004000000090503020002"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000000)={0x44, 0x0, 0x0, 0x0, &(0x7f00000009c0)={0x20, 0x80, 0x1c, {0x1, 0x24, 0xe4d, 0x80, 0x3fc, 0xfffd, 0x5, 0xfffffffe, 0x800, 0x7542, 0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x481, 0x0)
write$tcp_mem(r1, &(0x7f0000000780)={0x3000000000, 0x20, 0x8001, 0x20, 0x1}, 0x48)

program crashed: general protection fault in usb_driver_release_interface
validation run: crashed=true
reproducing took 24m0.316411379s
repro crashed as (corrupted=false):
usb 6-1: USB disconnect, device number 2
cdc_mbim 6-1:1.0 wwan1: unregister 'cdc_mbim' usb-dummy_hcd.5-1, CDC MBIM
wwan wwan1: port wwan1mbim0 disconnected
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000004: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000020-0x0000000000000027]
CPU: 1 UID: 0 PID: 31 Comm: kworker/1:0 Not tainted syzkaller #0 f6ed0fb9bb938319f6518c785cf37c2d863a58c7
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: usb_hub_wq hub_event
RIP: 0010:klist_put lib/klist.c:212 [inline]
RIP: 0010:klist_del lib/klist.c:230 [inline]
RIP: 0010:klist_remove+0x15e/0x330 lib/klist.c:249
Code: be 00 00 00 00 00 fc ff df 43 80 3c 34 00 74 08 48 89 df e8 f4 51 44 fc 4c 8b 3b 49 83 e7 fe 49 8d 7f 20 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 05 e8 d6 51 44 fc 49 8b 47 20 48 89 44 24 18 4c
RSP: 0018:ffffc900002073c0 EFLAGS: 00010202
RAX: 0000000000000004 RBX: ffff8881169f8848 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: ffffffff87e364a0 RDI: 0000000000000020
RBP: ffffc900002074b0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000040e68 R12: 1ffff11022d3f109
R13: 1ffff92000040e7c R14: dffffc0000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f841485b286 CR3: 000000010a7f8000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 __device_release_driver drivers/base/dd.c:1280 [inline]
 device_release_driver_internal+0x739/0x830 drivers/base/dd.c:1295
 device_release_driver+0x1d/0x30 drivers/base/dd.c:1318
 usb_driver_release_interface+0x147/0x1c0 drivers/usb/core/driver.c:644
 cdc_ncm_unbind+0x2b7/0x450 drivers/net/usb/cdc_ncm.c:1020
 cdc_mbim_unbind+0x104/0x120 drivers/net/usb/cdc_mbim.c:207
 usbnet_disconnect+0x1da/0x3b0 drivers/net/usb/usbnet.c:1664
 usb_unbind_interface+0x2ad/0xa40 drivers/usb/core/driver.c:462
 device_remove drivers/base/dd.c:569 [inline]
 __device_release_driver drivers/base/dd.c:1272 [inline]
 device_release_driver_internal+0x522/0x830 drivers/base/dd.c:1295
 device_release_driver+0x1d/0x30 drivers/base/dd.c:1318
 bus_remove_device+0x34f/0x370 drivers/base/bus.c:576
 device_del+0x583/0xcf0 drivers/base/core.c:3881
 usb_disable_device+0x3af/0x770 drivers/usb/core/message.c:1476
 usb_disconnect+0x331/0x950 drivers/usb/core/hub.c:2353
 hub_port_connect drivers/usb/core/hub.c:5414 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5714 [inline]
 port_event drivers/usb/core/hub.c:5878 [inline]
 hub_event+0x1ad5/0x4360 drivers/usb/core/hub.c:5960
 process_one_work kernel/workqueue.c:3273 [inline]
 process_scheduled_works+0x7f4/0x1060 kernel/workqueue.c:3354
 worker_thread+0xc99/0x13f0 kernel/workqueue.c:3435
 kthread+0x2c4/0x360 kernel/kthread.c:389
 ret_from_fork+0x67/0xa0 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:klist_put lib/klist.c:212 [inline]
RIP: 0010:klist_del lib/klist.c:230 [inline]
RIP: 0010:klist_remove+0x15e/0x330 lib/klist.c:249
Code: be 00 00 00 00 00 fc ff df 43 80 3c 34 00 74 08 48 89 df e8 f4 51 44 fc 4c 8b 3b 49 83 e7 fe 49 8d 7f 20 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 05 e8 d6 51 44 fc 49 8b 47 20 48 89 44 24 18 4c
RSP: 0018:ffffc900002073c0 EFLAGS: 00010202
RAX: 0000000000000004 RBX: ffff8881169f8848 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: ffffffff87e364a0 RDI: 0000000000000020
RBP: ffffc900002074b0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000040e68 R12: 1ffff11022d3f109
R13: 1ffff92000040e7c R14: dffffc0000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000564d924dc300 CR3: 0000000110e64000 CR4: 00000000003526b0
----------------
Code disassembly (best guess):
   0:	be 00 00 00 00       	mov    $0x0,%esi
   5:	00 fc                	add    %bh,%ah
   7:	ff                   	lcall  (bad)
   8:	df 43 80             	filds  -0x80(%rbx)
   b:	3c 34                	cmp    $0x34,%al
   d:	00 74 08 48          	add    %dh,0x48(%rax,%rcx,1)
  11:	89 df                	mov    %ebx,%edi
  13:	e8 f4 51 44 fc       	call   0xfc44520c
  18:	4c 8b 3b             	mov    (%rbx),%r15
  1b:	49 83 e7 fe          	and    $0xfffffffffffffffe,%r15
  1f:	49 8d 7f 20          	lea    0x20(%r15),%rdi
  23:	48 89 f8             	mov    %rdi,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	42 80 3c 30 00       	cmpb   $0x0,(%rax,%r14,1) <-- trapping instruction
  2f:	74 05                	je     0x36
  31:	e8 d6 51 44 fc       	call   0xfc44520c
  36:	49 8b 47 20          	mov    0x20(%r15),%rax
  3a:	48 89 44 24 18       	mov    %rax,0x18(%rsp)
  3f:	4c                   	rex.WR

final repro crashed as (corrupted=false):
usb 6-1: USB disconnect, device number 2
cdc_mbim 6-1:1.0 wwan1: unregister 'cdc_mbim' usb-dummy_hcd.5-1, CDC MBIM
wwan wwan1: port wwan1mbim0 disconnected
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000004: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000020-0x0000000000000027]
CPU: 1 UID: 0 PID: 31 Comm: kworker/1:0 Not tainted syzkaller #0 f6ed0fb9bb938319f6518c785cf37c2d863a58c7
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: usb_hub_wq hub_event
RIP: 0010:klist_put lib/klist.c:212 [inline]
RIP: 0010:klist_del lib/klist.c:230 [inline]
RIP: 0010:klist_remove+0x15e/0x330 lib/klist.c:249
Code: be 00 00 00 00 00 fc ff df 43 80 3c 34 00 74 08 48 89 df e8 f4 51 44 fc 4c 8b 3b 49 83 e7 fe 49 8d 7f 20 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 05 e8 d6 51 44 fc 49 8b 47 20 48 89 44 24 18 4c
RSP: 0018:ffffc900002073c0 EFLAGS: 00010202
RAX: 0000000000000004 RBX: ffff8881169f8848 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: ffffffff87e364a0 RDI: 0000000000000020
RBP: ffffc900002074b0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000040e68 R12: 1ffff11022d3f109
R13: 1ffff92000040e7c R14: dffffc0000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f841485b286 CR3: 000000010a7f8000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 __device_release_driver drivers/base/dd.c:1280 [inline]
 device_release_driver_internal+0x739/0x830 drivers/base/dd.c:1295
 device_release_driver+0x1d/0x30 drivers/base/dd.c:1318
 usb_driver_release_interface+0x147/0x1c0 drivers/usb/core/driver.c:644
 cdc_ncm_unbind+0x2b7/0x450 drivers/net/usb/cdc_ncm.c:1020
 cdc_mbim_unbind+0x104/0x120 drivers/net/usb/cdc_mbim.c:207
 usbnet_disconnect+0x1da/0x3b0 drivers/net/usb/usbnet.c:1664
 usb_unbind_interface+0x2ad/0xa40 drivers/usb/core/driver.c:462
 device_remove drivers/base/dd.c:569 [inline]
 __device_release_driver drivers/base/dd.c:1272 [inline]
 device_release_driver_internal+0x522/0x830 drivers/base/dd.c:1295
 device_release_driver+0x1d/0x30 drivers/base/dd.c:1318
 bus_remove_device+0x34f/0x370 drivers/base/bus.c:576
 device_del+0x583/0xcf0 drivers/base/core.c:3881
 usb_disable_device+0x3af/0x770 drivers/usb/core/message.c:1476
 usb_disconnect+0x331/0x950 drivers/usb/core/hub.c:2353
 hub_port_connect drivers/usb/core/hub.c:5414 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5714 [inline]
 port_event drivers/usb/core/hub.c:5878 [inline]
 hub_event+0x1ad5/0x4360 drivers/usb/core/hub.c:5960
 process_one_work kernel/workqueue.c:3273 [inline]
 process_scheduled_works+0x7f4/0x1060 kernel/workqueue.c:3354
 worker_thread+0xc99/0x13f0 kernel/workqueue.c:3435
 kthread+0x2c4/0x360 kernel/kthread.c:389
 ret_from_fork+0x67/0xa0 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:klist_put lib/klist.c:212 [inline]
RIP: 0010:klist_del lib/klist.c:230 [inline]
RIP: 0010:klist_remove+0x15e/0x330 lib/klist.c:249
Code: be 00 00 00 00 00 fc ff df 43 80 3c 34 00 74 08 48 89 df e8 f4 51 44 fc 4c 8b 3b 49 83 e7 fe 49 8d 7f 20 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 05 e8 d6 51 44 fc 49 8b 47 20 48 89 44 24 18 4c
RSP: 0018:ffffc900002073c0 EFLAGS: 00010202
RAX: 0000000000000004 RBX: ffff8881169f8848 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: ffffffff87e364a0 RDI: 0000000000000020
RBP: ffffc900002074b0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000040e68 R12: 1ffff11022d3f109
R13: 1ffff92000040e7c R14: dffffc0000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000564d924dc300 CR3: 0000000110e64000 CR4: 00000000003526b0
----------------
Code disassembly (best guess):
   0:	be 00 00 00 00       	mov    $0x0,%esi
   5:	00 fc                	add    %bh,%ah
   7:	ff                   	lcall  (bad)
   8:	df 43 80             	filds  -0x80(%rbx)
   b:	3c 34                	cmp    $0x34,%al
   d:	00 74 08 48          	add    %dh,0x48(%rax,%rcx,1)
  11:	89 df                	mov    %ebx,%edi
  13:	e8 f4 51 44 fc       	call   0xfc44520c
  18:	4c 8b 3b             	mov    (%rbx),%r15
  1b:	49 83 e7 fe          	and    $0xfffffffffffffffe,%r15
  1f:	49 8d 7f 20          	lea    0x20(%r15),%rdi
  23:	48 89 f8             	mov    %rdi,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	42 80 3c 30 00       	cmpb   $0x0,(%rax,%r14,1) <-- trapping instruction
  2f:	74 05                	je     0x36
  31:	e8 d6 51 44 fc       	call   0xfc44520c
  36:	49 8b 47 20          	mov    0x20(%r15),%rax
  3a:	48 89 44 24 18       	mov    %rax,0x18(%rsp)
  3f:	4c                   	rex.WR