Extracting prog: 1m18.423849339s
Minimizing prog: 9m43.054269922s
Simplifying prog options: 0s
Extracting C: 22.449759161s
Simplifying C: 9m37.267910763s
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}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
syz_usb_connect$uac3(0x3, 0xeb, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x0)
mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x1, 0x0)
write(r0, &(0x7f0000000500)='0', 0x1)
program crashed: general protection fault in bus_remove_device
single: successfully extracted reproducer
found reproducer with 5 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}}): mkdirat-syz_usb_connect$uac3-mount-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
syz_usb_connect$uac3(0x3, 0xeb, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x0)
mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x1, 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}}): mkdirat-syz_usb_connect$uac3-mount-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
syz_usb_connect$uac3(0x3, 0xeb, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x0)
mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f0000000500)='0', 0x1)
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}}): mkdirat-syz_usb_connect$uac3-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
syz_usb_connect$uac3(0x3, 0xeb, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x1, 0x0)
write(r0, &(0x7f0000000500)='0', 0x1)
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}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x1, 0x0)
write(r0, &(0x7f0000000500)='0', 0x1)
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$uac3-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect$uac3(0x3, 0xeb, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x0)
mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x1, 0x0)
write(r0, &(0x7f0000000500)='0', 0x1)
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}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
syz_usb_connect$uac3(0x3, 0xeb, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x0)
mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x1, 0x0)
write(r0, &(0x7f0000000500)='0', 0x1)
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}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
syz_usb_connect$uac3(0x3, 0xeb, 0x0, 0x0)
mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x1, 0x0)
write(r0, &(0x7f0000000500)='0', 0x1)
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}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
syz_usb_connect$uac3(0x3, 0xeb, &(0x7f0000000240)=ANY=[@ANYBLOB], 0x0)
mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x1, 0x0)
write(r0, &(0x7f0000000500)='0', 0x1)
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}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
syz_usb_connect$uac3(0x3, 0xeb, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x0)
mount(0x0, 0x0, &(0x7f0000000300)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x1, 0x0)
write(r0, &(0x7f0000000500)='0', 0x1)
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}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
syz_usb_connect$uac3(0x3, 0xeb, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x0)
mount(0x0, &(0x7f0000000200)='./sys\x00', 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x1, 0x0)
write(r0, &(0x7f0000000500)='0', 0x1)
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}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
syz_usb_connect$uac3(0x3, 0xeb, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x0)
mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000500)='0', 0x1)
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}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
syz_usb_connect$uac3(0x3, 0xeb, &(0x7f0000000240)=ANY=[@ANYBLOB="1201000200000040820582054000010203010902d9000301008032080b0003010020000904000000010120000a2401003d00000000000c240a030300000000000000142402010102000300000000000000000000000013240302010300010300000000000000000000090401000001022000090401010101023200162401020000000001010000000000000002100000000624020102100905010900020100000a25010000000000000009040200000102200009040201010102200016240101000000000101000000000000000210000000062402010210090582090002010086514df0197e61e9f30c9df9fbd036838d336c7e553d7be2278d1bba153a6aaaff938c87cbdc8bc8eac5a38f52a6575c3787bbdb699dc54d836e7553ea05952ee9eea0e2dd520b37f80b05c9e87506828662138bbd7d05cedb56b2b80ff9e08613dd2619ce34bf"], 0x0)
mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x1, 0x0)
write(r0, 0x0, 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}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
syz_usb_connect$uac3(0x3, 0xeb, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x0)
mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x1, 0x0)
write(r0, &(0x7f0000000500), 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}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
program crashed: general protection fault in bus_remove_device
simplifying C reproducer
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
program crashed: general protection fault in bus_remove_device
testing compiled C 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}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
program crashed: general protection fault in bus_remove_device
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
program did not crash
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
program did not crash
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
program crashed: general protection fault in bus_remove_device
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
program crashed: general protection fault in bus_remove_device
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
program did not crash
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
program crashed: general protection fault in bus_remove_device
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
program crashed: general protection fault in bus_remove_device
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
program crashed: general protection fault in bus_remove_device
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
program crashed: general protection fault in bus_remove_device
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
program crashed: general protection fault in bus_remove_device
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
syz_usb_connect$uac3(0x3, 0xeb, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x0)
mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x1, 0x0)
write(r0, &(0x7f0000000500)='0', 0x1)
program crashed: general protection fault in bus_remove_device
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
syz_usb_connect$uac3(0x3, 0xeb, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x0)
mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x1, 0x0)
write(r0, &(0x7f0000000500)='0', 0x1)
program crashed: general protection fault in bus_remove_device
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_usb_connect$uac3-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
syz_usb_connect$uac3(0x3, 0xeb, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x0)
mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x1, 0x0)
write(r0, &(0x7f0000000500)='0', 0x1)
program crashed: general protection fault in bus_remove_device
validation run: crashed=true
reproducing took 23m25.281391173s
repro crashed as (corrupted=false):
usb 3-1: New USB device found, idVendor=0582, idProduct=0582, bcdDevice= 0.40
usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 3-1: Product: syz
usb 3-1: Manufacturer: syz
usb 3-1: SerialNumber: syz
usb 3-1: 1:1 : invalid UAC_FORMAT_TYPE desc
usb 3-1: 2:1 : no or invalid class specific endpoint descriptor
usb 3-1: 2:1 : unsupported format bits 0x2020000
usb 3-1: USB disconnect, device number 2
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: 340 Comm: kworker/1:2 Not tainted syzkaller #0 60889c1c5e6bdc1f3cb1b6a230ba908545dccc71
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 44 4b 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 26 4b 44 fc 49 8b 47 20 48 89 44 24 18 4c
RSP: 0018:ffffc900011ef600 EFLAGS: 00010202
RAX: 0000000000000004 RBX: ffff888115193e48 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: ffffffff87e364e0 RDI: 0000000000000020
RBP: ffffc900011ef6e8 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff5200023deb0 R12: 1ffff11022a327c9
R13: 1ffff9200023dec4 R14: dffffc0000000000 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005589f2744d58 CR3: 0000000115ac2000 CR4: 00000000003526b0
Call Trace:
__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
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
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 44 4b 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 26 4b 44 fc 49 8b 47 20 48 89 44 24 18 4c
RSP: 0018:ffffc900011ef600 EFLAGS: 00010202
RAX: 0000000000000004 RBX: ffff888115193e48 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: ffffffff87e364e0 RDI: 0000000000000020
RBP: ffffc900011ef6e8 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff5200023deb0 R12: 1ffff11022a327c9
R13: 1ffff9200023dec4 R14: dffffc0000000000 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005589f2744d58 CR3: 0000000104fc2000 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 44 4b 44 fc call 0xfc444b5c
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 26 4b 44 fc call 0xfc444b5c
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 3-1: New USB device found, idVendor=0582, idProduct=0582, bcdDevice= 0.40
usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 3-1: Product: syz
usb 3-1: Manufacturer: syz
usb 3-1: SerialNumber: syz
usb 3-1: 1:1 : invalid UAC_FORMAT_TYPE desc
usb 3-1: 2:1 : no or invalid class specific endpoint descriptor
usb 3-1: 2:1 : unsupported format bits 0x2020000
usb 3-1: USB disconnect, device number 2
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: 340 Comm: kworker/1:2 Not tainted syzkaller #0 60889c1c5e6bdc1f3cb1b6a230ba908545dccc71
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 44 4b 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 26 4b 44 fc 49 8b 47 20 48 89 44 24 18 4c
RSP: 0018:ffffc900011ef600 EFLAGS: 00010202
RAX: 0000000000000004 RBX: ffff888115193e48 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: ffffffff87e364e0 RDI: 0000000000000020
RBP: ffffc900011ef6e8 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff5200023deb0 R12: 1ffff11022a327c9
R13: 1ffff9200023dec4 R14: dffffc0000000000 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005589f2744d58 CR3: 0000000115ac2000 CR4: 00000000003526b0
Call Trace:
__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
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
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 44 4b 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 26 4b 44 fc 49 8b 47 20 48 89 44 24 18 4c
RSP: 0018:ffffc900011ef600 EFLAGS: 00010202
RAX: 0000000000000004 RBX: ffff888115193e48 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: ffffffff87e364e0 RDI: 0000000000000020
RBP: ffffc900011ef6e8 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff5200023deb0 R12: 1ffff11022a327c9
R13: 1ffff9200023dec4 R14: dffffc0000000000 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005589f2744d58 CR3: 0000000104fc2000 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 44 4b 44 fc call 0xfc444b5c
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 26 4b 44 fc call 0xfc444b5c
36: 49 8b 47 20 mov 0x20(%r15),%rax
3a: 48 89 44 24 18 mov %rax,0x18(%rsp)
3f: 4c rex.WR