Extracting prog: 1m13.062611436s
Minimizing prog: 11m25.932882087s
Simplifying prog options: 0s
Extracting C: 23.299943961s
Simplifying C: 4m32.095899394s


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-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY
detailed listing:
executing program 0:
syz_usb_connect(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)
ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, 0x0, 0x20000851)

program crashed: general protection fault in set_link_state
single: successfully extracted reproducer
found reproducer with 7 syscalls
minimizing guilty program
testing program (duration=40.572594952s, {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-ioctl$sock_SIOCGIFINDEX_80211
detailed listing:
executing program 0:
syz_usb_connect(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)
ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0)

program crashed: general protection fault in dummy_udc_start
testing program (duration=40.572594952s, {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(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)

program crashed: general protection fault in set_link_state
testing program (duration=40.572594952s, {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(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)

program did not crash
testing program (duration=40.572594952s, {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(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)

program did not crash
testing program (duration=40.572594952s, {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(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)

program did not crash
testing program (duration=40.572594952s, {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(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)

program did not crash
testing program (duration=40.572594952s, {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, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)

program did not crash
testing program (duration=40.572594952s, {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(0x3, 0x32, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)

program did not crash
testing program (duration=40.572594952s, {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(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)

program did not crash
testing program (duration=40.572594952s, {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(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)

program did not crash
testing program (duration=40.572594952s, {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(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)

program did not crash
testing program (duration=40.572594952s, {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(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)

program did not crash
testing program (duration=40.572594952s, {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(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)

program did not crash
testing program (duration=40.572594952s, {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(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, 0x0, 0x0)

program did not crash
testing program (duration=40.572594952s, {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(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000240), 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=40.572594952s, {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 set_link_state
simplifying C reproducer
testing compiled C program (duration=40.572594952s, {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 set_link_state
testing compiled C program (duration=40.572594952s, {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 crashed: general protection fault in set_link_state
testing compiled C program (duration=40.572594952s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
program crashed: general protection fault in set_link_state
testing compiled C program (duration=40.572594952s, {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}}): syz_usb_connect-mkdirat-mount-openat-write
program crashed: general protection fault in set_link_state
testing compiled C program (duration=40.572594952s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
program crashed: general protection fault in set_link_state
testing compiled C program (duration=40.572594952s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
program crashed: general protection fault in set_link_state
testing compiled C program (duration=40.572594952s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
program crashed: general protection fault in set_link_state
testing program (duration=40.572594952s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)

program did not crash
validation run: crashed=false
testing program (duration=40.572594952s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)

program crashed: general protection fault in set_link_state
validation run: crashed=true
testing program (duration=40.572594952s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)

program crashed: general protection fault in set_link_state
validation run: crashed=true
testing program (duration=40.572594952s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x3, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c60511920000010203010902200001010080fa0904000002ffffff000705810200020007050202000200"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000180)='./mysys\x00', &(0x7f00000001c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000240)='dummy_hcd.0\x00', 0xb)

program crashed: general protection fault in set_link_state
validation run: crashed=true
reproducing took 20m8.275467533s
repro crashed as (corrupted=false):
qcserial ttyUSB0: Qualcomm USB modem converter now disconnected from ttyUSB0
qcserial 5-1:1.0: device disconnected
dummy_hcd dummy_hcd.0: stopped
dummy_hcd dummy_hcd.0: USB bus 5 deregistered
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 0 UID: 0 PID: 5929 Comm: syz.0.17 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
RIP: 0010:set_link_state+0x27/0xc70 drivers/usb/gadget/udc/dummy_hcd.c:455
Code: 90 90 90 41 57 41 56 41 55 41 54 55 53 48 89 fb 48 83 ec 18 e8 ba 38 3b fa 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 35 0b 00 00 4c 8d ab a3 00 00 00 48 8b 2b 48 b8
RSP: 0018:ffffc90003927b88 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff87cf49a3
RDX: 0000000000000000 RSI: ffffffff87cf3ac6 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000293
R13: ffff88802b4a4000 R14: 0000000000000000 R15: ffff88802b4a4c00
FS:  0000555574f2f500(0000) GS:ffff8880d5bde000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f034c470000 CR3: 0000000054998000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 dummy_pullup+0xf3/0x170 drivers/usb/gadget/udc/dummy_hcd.c:933
 usb_gadget_disconnect_locked+0x142/0x4e0 drivers/usb/gadget/udc/core.c:785
 gadget_unbind_driver+0xd8/0x4f0 drivers/usb/gadget/udc/core.c:1718
 device_remove+0xcb/0x180 drivers/base/dd.c:616
 __device_release_driver drivers/base/dd.c:1349 [inline]
 device_release_driver_internal+0x44e/0x620 drivers/base/dd.c:1372
 driver_detach+0xd8/0x1b0 drivers/base/dd.c:1435
 bus_remove_driver+0x13b/0x2e0 drivers/base/bus.c:832
 driver_unregister+0x76/0xb0 drivers/base/driver.c:202
 usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1784
 raw_release+0x19b/0x260 drivers/usb/gadget/legacy/raw_gadget.c:463
 __fput+0x3ff/0xb50 fs/file_table.c:512
 task_work_run+0x150/0x240 kernel/task_work.c:233
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 __exit_to_user_mode_loop kernel/entry/common.c:70 [inline]
 exit_to_user_mode_loop+0x1d8/0x6f0 kernel/entry/common.c:101
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
 syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline]
 do_syscall_64+0x666/0x870 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f034c59e0d9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0efd6a88 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007ffe0efd6b70 RCX: 00007f034c59e0d9
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 000000000000f362 R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b31320000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f034c825fac R14: 00007f034c825fa8 R15: 00007f034c825fa0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:set_link_state+0x27/0xc70 drivers/usb/gadget/udc/dummy_hcd.c:455
Code: 90 90 90 41 57 41 56 41 55 41 54 55 53 48 89 fb 48 83 ec 18 e8 ba 38 3b fa 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 35 0b 00 00 4c 8d ab a3 00 00 00 48 8b 2b 48 b8
RSP: 0018:ffffc90003927b88 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff87cf49a3
RDX: 0000000000000000 RSI: ffffffff87cf3ac6 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000293
R13: ffff88802b4a4000 R14: 0000000000000000 R15: ffff88802b4a4c00
FS:  0000555574f2f500(0000) GS:ffff8880d5bde000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f034c470000 CR3: 0000000054998000 CR4: 0000000000352ef0
----------------
Code disassembly (best guess):
   0:	90                   	nop
   1:	90                   	nop
   2:	90                   	nop
   3:	41 57                	push   %r15
   5:	41 56                	push   %r14
   7:	41 55                	push   %r13
   9:	41 54                	push   %r12
   b:	55                   	push   %rbp
   c:	53                   	push   %rbx
   d:	48 89 fb             	mov    %rdi,%rbx
  10:	48 83 ec 18          	sub    $0x18,%rsp
  14:	e8 ba 38 3b fa       	call   0xfa3b38d3
  19:	48 89 da             	mov    %rbx,%rdx
  1c:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  23:	fc ff df
  26:	48 c1 ea 03          	shr    $0x3,%rdx
* 2a:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1) <-- trapping instruction
  2e:	0f 85 35 0b 00 00    	jne    0xb69
  34:	4c 8d ab a3 00 00 00 	lea    0xa3(%rbx),%r13
  3b:	48 8b 2b             	mov    (%rbx),%rbp
  3e:	48                   	rex.W
  3f:	b8                   	.byte 0xb8

final repro crashed as (corrupted=false):
qcserial ttyUSB0: Qualcomm USB modem converter now disconnected from ttyUSB0
qcserial 5-1:1.0: device disconnected
dummy_hcd dummy_hcd.0: stopped
dummy_hcd dummy_hcd.0: USB bus 5 deregistered
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 0 UID: 0 PID: 5929 Comm: syz.0.17 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
RIP: 0010:set_link_state+0x27/0xc70 drivers/usb/gadget/udc/dummy_hcd.c:455
Code: 90 90 90 41 57 41 56 41 55 41 54 55 53 48 89 fb 48 83 ec 18 e8 ba 38 3b fa 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 35 0b 00 00 4c 8d ab a3 00 00 00 48 8b 2b 48 b8
RSP: 0018:ffffc90003927b88 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff87cf49a3
RDX: 0000000000000000 RSI: ffffffff87cf3ac6 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000293
R13: ffff88802b4a4000 R14: 0000000000000000 R15: ffff88802b4a4c00
FS:  0000555574f2f500(0000) GS:ffff8880d5bde000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f034c470000 CR3: 0000000054998000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 dummy_pullup+0xf3/0x170 drivers/usb/gadget/udc/dummy_hcd.c:933
 usb_gadget_disconnect_locked+0x142/0x4e0 drivers/usb/gadget/udc/core.c:785
 gadget_unbind_driver+0xd8/0x4f0 drivers/usb/gadget/udc/core.c:1718
 device_remove+0xcb/0x180 drivers/base/dd.c:616
 __device_release_driver drivers/base/dd.c:1349 [inline]
 device_release_driver_internal+0x44e/0x620 drivers/base/dd.c:1372
 driver_detach+0xd8/0x1b0 drivers/base/dd.c:1435
 bus_remove_driver+0x13b/0x2e0 drivers/base/bus.c:832
 driver_unregister+0x76/0xb0 drivers/base/driver.c:202
 usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1784
 raw_release+0x19b/0x260 drivers/usb/gadget/legacy/raw_gadget.c:463
 __fput+0x3ff/0xb50 fs/file_table.c:512
 task_work_run+0x150/0x240 kernel/task_work.c:233
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 __exit_to_user_mode_loop kernel/entry/common.c:70 [inline]
 exit_to_user_mode_loop+0x1d8/0x6f0 kernel/entry/common.c:101
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
 syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline]
 do_syscall_64+0x666/0x870 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f034c59e0d9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0efd6a88 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007ffe0efd6b70 RCX: 00007f034c59e0d9
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 000000000000f362 R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b31320000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f034c825fac R14: 00007f034c825fa8 R15: 00007f034c825fa0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:set_link_state+0x27/0xc70 drivers/usb/gadget/udc/dummy_hcd.c:455
Code: 90 90 90 41 57 41 56 41 55 41 54 55 53 48 89 fb 48 83 ec 18 e8 ba 38 3b fa 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 35 0b 00 00 4c 8d ab a3 00 00 00 48 8b 2b 48 b8
RSP: 0018:ffffc90003927b88 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff87cf49a3
RDX: 0000000000000000 RSI: ffffffff87cf3ac6 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000293
R13: ffff88802b4a4000 R14: 0000000000000000 R15: ffff88802b4a4c00
FS:  0000555574f2f500(0000) GS:ffff8880d5bde000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f034c470000 CR3: 0000000054998000 CR4: 0000000000352ef0
----------------
Code disassembly (best guess):
   0:	90                   	nop
   1:	90                   	nop
   2:	90                   	nop
   3:	41 57                	push   %r15
   5:	41 56                	push   %r14
   7:	41 55                	push   %r13
   9:	41 54                	push   %r12
   b:	55                   	push   %rbp
   c:	53                   	push   %rbx
   d:	48 89 fb             	mov    %rdi,%rbx
  10:	48 83 ec 18          	sub    $0x18,%rsp
  14:	e8 ba 38 3b fa       	call   0xfa3b38d3
  19:	48 89 da             	mov    %rbx,%rdx
  1c:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  23:	fc ff df
  26:	48 c1 ea 03          	shr    $0x3,%rdx
* 2a:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1) <-- trapping instruction
  2e:	0f 85 35 0b 00 00    	jne    0xb69
  34:	4c 8d ab a3 00 00 00 	lea    0xa3(%rbx),%r13
  3b:	48 8b 2b             	mov    (%rbx),%rbp
  3e:	48                   	rex.W
  3f:	b8                   	.byte 0xb8