Extracting prog: 1m7.521322859s Minimizing prog: 8m31.324496678s Simplifying prog options: 0s Extracting C: 19.834351519s Simplifying C: 3m49.557039124s 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}}): syz_usb_connect-mkdirat-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002000000404705352200000102030109022000010100c0010904000002000000000705020200020007058202000200"], 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/usb/drivers/usbtest/new_id\x00', 0x1, 0x0) write(r0, &(0x7f0000000200)='0547 2235\n\x00', 0xa) program crashed: general protection fault in usbtest_probe single: successfully extracted reproducer found reproducer with 5 syscalls minimizing guilty program testing program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat detailed listing: executing program 0: syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002000000404705352200000102030109022000010100c0010904000002000000000705020200020007058202000200"], 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/usb/drivers/usbtest/new_id\x00', 0x1, 0x0) program did not crash testing program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-write detailed listing: executing program 0: syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002000000404705352200000102030109022000010100c0010904000002000000000705020200020007058202000200"], 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) write(0xffffffffffffffff, &(0x7f0000000200)='0547 2235\n\x00', 0xa) program did not crash testing program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-openat-write detailed listing: executing program 0: syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002000000404705352200000102030109022000010100c0010904000002000000000705020200020007058202000200"], 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/usb/drivers/usbtest/new_id\x00', 0x1, 0x0) write(r0, &(0x7f0000000200)='0547 2235\n\x00', 0xa) program did not crash testing program (duration=33.804986922s, {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}}): syz_usb_connect-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002000000404705352200000102030109022000010100c0010904000002000000000705020200020007058202000200"], 0x0) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/usb/drivers/usbtest/new_id\x00', 0x1, 0x0) write(r0, &(0x7f0000000200)='0547 2235\n\x00', 0xa) program did not crash testing program (duration=33.804986922s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/usb/drivers/usbtest/new_id\x00', 0x1, 0x0) write(r0, &(0x7f0000000200)='0547 2235\n\x00', 0xa) program did not crash testing program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x0, 0x32, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/usb/drivers/usbtest/new_id\x00', 0x1, 0x0) write(r0, &(0x7f0000000200)='0547 2235\n\x00', 0xa) program did not crash testing program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/usb/drivers/usbtest/new_id\x00', 0x1, 0x0) write(r0, &(0x7f0000000200)='0547 2235\n\x00', 0xa) program did not crash testing program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002000000404705352200000102030109022000010100c0010904000002000000000705020200020007058202000200"], 0x0) mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/usb/drivers/usbtest/new_id\x00', 0x1, 0x0) write(r0, &(0x7f0000000200)='0547 2235\n\x00', 0xa) program did not crash testing program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002000000404705352200000102030109022000010100c0010904000002000000000705020200020007058202000200"], 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, 0x0, &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/usb/drivers/usbtest/new_id\x00', 0x1, 0x0) write(r0, &(0x7f0000000200)='0547 2235\n\x00', 0xa) program did not crash testing program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002000000404705352200000102030109022000010100c0010904000002000000000705020200020007058202000200"], 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', 0x0, 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/usb/drivers/usbtest/new_id\x00', 0x1, 0x0) write(r0, &(0x7f0000000200)='0547 2235\n\x00', 0xa) program did not crash testing program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002000000404705352200000102030109022000010100c0010904000002000000000705020200020007058202000200"], 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) write(r0, &(0x7f0000000200)='0547 2235\n\x00', 0xa) program did not crash testing program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002000000404705352200000102030109022000010100c0010904000002000000000705020200020007058202000200"], 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/usb/drivers/usbtest/new_id\x00', 0x1, 0x0) write(r0, 0x0, 0x0) program did not crash testing program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002000000404705352200000102030109022000010100c0010904000002000000000705020200020007058202000200"], 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/usb/drivers/usbtest/new_id\x00', 0x1, 0x0) write(r0, &(0x7f0000000200), 0x0) program did not crash extracting C reproducer testing compiled C program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write program crashed: general protection fault in usbtest_probe simplifying C reproducer testing compiled C program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write program crashed: general protection fault in usbtest_probe testing compiled C program (duration=33.804986922s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write program did not crash testing compiled C program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write program crashed: general protection fault in usbtest_probe testing compiled C program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write program crashed: general protection fault in usbtest_probe testing compiled C program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write program crashed: general protection fault in usbtest_probe testing compiled C program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write program crashed: general protection fault in usbtest_probe testing compiled C program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write program crashed: general protection fault in usbtest_probe testing compiled C program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write program crashed: general protection fault in usbtest_probe testing program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002000000404705352200000102030109022000010100c0010904000002000000000705020200020007058202000200"], 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/usb/drivers/usbtest/new_id\x00', 0x1, 0x0) write(r0, &(0x7f0000000200)='0547 2235\n\x00', 0xa) program crashed: general protection fault in usbtest_probe validation run: crashed=true testing program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002000000404705352200000102030109022000010100c0010904000002000000000705020200020007058202000200"], 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/usb/drivers/usbtest/new_id\x00', 0x1, 0x0) write(r0, &(0x7f0000000200)='0547 2235\n\x00', 0xa) program crashed: general protection fault in usbtest_probe validation run: crashed=true testing program (duration=33.804986922s, {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}}): syz_usb_connect-mkdirat-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002000000404705352200000102030109022000010100c0010904000002000000000705020200020007058202000200"], 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/usb/drivers/usbtest/new_id\x00', 0x1, 0x0) write(r0, &(0x7f0000000200)='0547 2235\n\x00', 0xa) program crashed: general protection fault in usbtest_probe validation run: crashed=true reproducing took 15m50.526851914s repro crashed as (corrupted=false): usb 5-1: New USB device found, idVendor=0547, idProduct=2235, bcdDevice= 0.00 usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 usb 5-1: Product: syz usb 5-1: Manufacturer: syz usb 5-1: SerialNumber: syz Oops: general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] CPU: 3 UID: 0 PID: 846 Comm: kworker/3:2 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 Workqueue: usb_hub_wq hub_event RIP: 0010:usbtest_probe+0x3b9/0x1280 drivers/usb/misc/usbtest.c:2822 Code: 04 47 fa 45 85 ff 79 5e e8 a4 09 47 fa 48 8b 84 24 80 00 00 00 48 8d 58 0a 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <0f> b6 04 02 48 89 da 83 e2 07 38 d0 7f 08 84 c0 0f 85 58 0d 00 00 RSP: 0018:ffffc900038f6fc8 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 000000000000000a RCX: ffffffff87c352f2 RDX: 0000000000000001 RSI: ffffffff87c352fc RDI: ffff888028198000 RBP: ffff888027420d90 R08: 0000000000000005 R09: 0000000000000000 R10: 00000000ffffffff R11: 000000000000758b R12: ffff88803626d0b0 R13: ffff888039060cd0 R14: ffff888039060c00 R15: 00000000ffffffff FS: 0000000000000000(0000) GS:ffff8880d60de000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3a2eb874c0 CR3: 000000002315a000 CR4: 0000000000352ef0 Call Trace: usb_probe_interface+0x303/0x8f0 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3772 usb_set_configuration+0xd97/0x1c60 drivers/usb/core/message.c:2268 usb_generic_driver_probe+0xa1/0xe0 drivers/usb/core/generic.c:250 usb_probe_device+0xef/0x400 drivers/usb/core/driver.c:291 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3772 usb_new_device.cold+0x685/0x115c drivers/usb/core/hub.c:2695 hub_port_connect drivers/usb/core/hub.c:5567 [inline] hub_port_connect_change drivers/usb/core/hub.c:5707 [inline] port_event drivers/usb/core/hub.c:5871 [inline] hub_event+0x30a3/0x4a60 drivers/usb/core/hub.c:5953 process_one_work+0xa23/0x1940 kernel/workqueue.c:3322 process_scheduled_works kernel/workqueue.c:3405 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3486 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:usbtest_probe+0x3b9/0x1280 drivers/usb/misc/usbtest.c:2822 Code: 04 47 fa 45 85 ff 79 5e e8 a4 09 47 fa 48 8b 84 24 80 00 00 00 48 8d 58 0a 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <0f> b6 04 02 48 89 da 83 e2 07 38 d0 7f 08 84 c0 0f 85 58 0d 00 00 RSP: 0018:ffffc900038f6fc8 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 000000000000000a RCX: ffffffff87c352f2 RDX: 0000000000000001 RSI: ffffffff87c352fc RDI: ffff888028198000 RBP: ffff888027420d90 R08: 0000000000000005 R09: 0000000000000000 R10: 00000000ffffffff R11: 000000000000758b R12: ffff88803626d0b0 R13: ffff888039060cd0 R14: ffff888039060c00 R15: 00000000ffffffff FS: 0000000000000000(0000) GS:ffff8880d60de000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3a2eb874c0 CR3: 000000002315a000 CR4: 0000000000352ef0 ---------------- Code disassembly (best guess): 0: 04 47 add $0x47,%al 2: fa cli 3: 45 85 ff test %r15d,%r15d 6: 79 5e jns 0x66 8: e8 a4 09 47 fa call 0xfa4709b1 d: 48 8b 84 24 80 00 00 mov 0x80(%rsp),%rax 14: 00 15: 48 8d 58 0a lea 0xa(%rax),%rbx 19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 20: fc ff df 23: 48 89 da mov %rbx,%rdx 26: 48 c1 ea 03 shr $0x3,%rdx * 2a: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax <-- trapping instruction 2e: 48 89 da mov %rbx,%rdx 31: 83 e2 07 and $0x7,%edx 34: 38 d0 cmp %dl,%al 36: 7f 08 jg 0x40 38: 84 c0 test %al,%al 3a: 0f 85 58 0d 00 00 jne 0xd98 final repro crashed as (corrupted=false): usb 5-1: New USB device found, idVendor=0547, idProduct=2235, bcdDevice= 0.00 usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 usb 5-1: Product: syz usb 5-1: Manufacturer: syz usb 5-1: SerialNumber: syz Oops: general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] CPU: 3 UID: 0 PID: 846 Comm: kworker/3:2 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 Workqueue: usb_hub_wq hub_event RIP: 0010:usbtest_probe+0x3b9/0x1280 drivers/usb/misc/usbtest.c:2822 Code: 04 47 fa 45 85 ff 79 5e e8 a4 09 47 fa 48 8b 84 24 80 00 00 00 48 8d 58 0a 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <0f> b6 04 02 48 89 da 83 e2 07 38 d0 7f 08 84 c0 0f 85 58 0d 00 00 RSP: 0018:ffffc900038f6fc8 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 000000000000000a RCX: ffffffff87c352f2 RDX: 0000000000000001 RSI: ffffffff87c352fc RDI: ffff888028198000 RBP: ffff888027420d90 R08: 0000000000000005 R09: 0000000000000000 R10: 00000000ffffffff R11: 000000000000758b R12: ffff88803626d0b0 R13: ffff888039060cd0 R14: ffff888039060c00 R15: 00000000ffffffff FS: 0000000000000000(0000) GS:ffff8880d60de000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3a2eb874c0 CR3: 000000002315a000 CR4: 0000000000352ef0 Call Trace: usb_probe_interface+0x303/0x8f0 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3772 usb_set_configuration+0xd97/0x1c60 drivers/usb/core/message.c:2268 usb_generic_driver_probe+0xa1/0xe0 drivers/usb/core/generic.c:250 usb_probe_device+0xef/0x400 drivers/usb/core/driver.c:291 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3772 usb_new_device.cold+0x685/0x115c drivers/usb/core/hub.c:2695 hub_port_connect drivers/usb/core/hub.c:5567 [inline] hub_port_connect_change drivers/usb/core/hub.c:5707 [inline] port_event drivers/usb/core/hub.c:5871 [inline] hub_event+0x30a3/0x4a60 drivers/usb/core/hub.c:5953 process_one_work+0xa23/0x1940 kernel/workqueue.c:3322 process_scheduled_works kernel/workqueue.c:3405 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3486 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:usbtest_probe+0x3b9/0x1280 drivers/usb/misc/usbtest.c:2822 Code: 04 47 fa 45 85 ff 79 5e e8 a4 09 47 fa 48 8b 84 24 80 00 00 00 48 8d 58 0a 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <0f> b6 04 02 48 89 da 83 e2 07 38 d0 7f 08 84 c0 0f 85 58 0d 00 00 RSP: 0018:ffffc900038f6fc8 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 000000000000000a RCX: ffffffff87c352f2 RDX: 0000000000000001 RSI: ffffffff87c352fc RDI: ffff888028198000 RBP: ffff888027420d90 R08: 0000000000000005 R09: 0000000000000000 R10: 00000000ffffffff R11: 000000000000758b R12: ffff88803626d0b0 R13: ffff888039060cd0 R14: ffff888039060c00 R15: 00000000ffffffff FS: 0000000000000000(0000) GS:ffff8880d60de000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3a2eb874c0 CR3: 000000002315a000 CR4: 0000000000352ef0 ---------------- Code disassembly (best guess): 0: 04 47 add $0x47,%al 2: fa cli 3: 45 85 ff test %r15d,%r15d 6: 79 5e jns 0x66 8: e8 a4 09 47 fa call 0xfa4709b1 d: 48 8b 84 24 80 00 00 mov 0x80(%rsp),%rax 14: 00 15: 48 8d 58 0a lea 0xa(%rax),%rbx 19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 20: fc ff df 23: 48 89 da mov %rbx,%rdx 26: 48 c1 ea 03 shr $0x3,%rdx * 2a: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax <-- trapping instruction 2e: 48 89 da mov %rbx,%rdx 31: 83 e2 07 and $0x7,%edx 34: 38 d0 cmp %dl,%al 36: 7f 08 jg 0x40 38: 84 c0 test %al,%al 3a: 0f 85 58 0d 00 00 jne 0xd98