Extracting prog: 35.7532453s Minimizing prog: 11m35.439673358s Simplifying prog options: 0s Extracting C: 1m19.583453126s Simplifying C: 13m5.97213891s extracting reproducer from 60 programs first checking the prog from the crash report single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000000)={{0x12, 0x1, 0x300, 0x29, 0x6f, 0xb6, 0x8, 0x9022, 0xd484, 0xff88, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x95, 0x0, 0x81, [{{0x9, 0x4, 0x1e, 0x80, 0x0, 0x56, 0xa7, 0xf6, 0x2}}]}}]}}, &(0x7f0000001700)={0xffffffa0, 0x0, 0x0, 0x0, 0x16}) r0 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r0, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x1a00, 0x6000, 0x0, 0x0}], 0x1}) program crashed: general protection fault in su3000_i2c_transfer single: successfully extracted reproducer found reproducer with 3 syscalls minimizing guilty program testing program (duration=45.80042995s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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-syz_open_dev$I2C detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000000)={{0x12, 0x1, 0x300, 0x29, 0x6f, 0xb6, 0x8, 0x9022, 0xd484, 0xff88, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x95, 0x0, 0x81, [{{0x9, 0x4, 0x1e, 0x80, 0x0, 0x56, 0xa7, 0xf6, 0x2}}]}}]}}, &(0x7f0000001700)={0xffffffa0, 0x0, 0x0, 0x0, 0x16}) syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) program did not crash testing program (duration=45.80042995s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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-ioctl$I2C_RDWR detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000000)={{0x12, 0x1, 0x300, 0x29, 0x6f, 0xb6, 0x8, 0x9022, 0xd484, 0xff88, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x95, 0x0, 0x81, [{{0x9, 0x4, 0x1e, 0x80, 0x0, 0x56, 0xa7, 0xf6, 0x2}}]}}]}}, &(0x7f0000001700)={0xffffffa0, 0x0, 0x0, 0x0, 0x16}) ioctl$I2C_RDWR(0xffffffffffffffff, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x1a00, 0x6000, 0x0, 0x0}], 0x1}) program did not crash testing program (duration=45.80042995s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r0, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x1a00, 0x6000, 0x0, 0x0}], 0x1}) program did not crash testing program (duration=45.80042995s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: syz_usb_connect(0x5, 0x0, 0x0, &(0x7f0000001700)={0x0, 0x0, 0x0, 0x0}) r0 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r0, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x1a00, 0x6000, 0x0, 0x0}], 0x1}) program did not crash testing program (duration=45.80042995s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000000)={{0x12, 0x1, 0x300, 0x29, 0x6f, 0xb6, 0x8, 0x9022, 0xd484, 0xff88, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x95, 0x0, 0x81, [{{0x9, 0x4, 0x1e, 0x80, 0x0, 0x56, 0xa7, 0xf6, 0x2}}]}}]}}, 0x0) r0 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r0, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x1a00, 0x6000, 0x0, 0x0}], 0x1}) program did not crash testing program (duration=45.80042995s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000000)={{0x12, 0x1, 0x300, 0x29, 0x6f, 0xb6, 0x8, 0x9022, 0xd484, 0xff88, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x95, 0x0, 0x81, [{{0x9, 0x4, 0x1e, 0x80, 0x0, 0x56, 0xa7, 0xf6, 0x2}}]}}]}}, &(0x7f0000001700)={0xffffffa0, 0x0, 0x0, 0x0, 0x16}) r0 = syz_open_dev$I2C(0x0, 0x1, 0x2003) ioctl$I2C_RDWR(r0, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x1a00, 0x6000, 0x0, 0x0}], 0x1}) program did not crash testing program (duration=45.80042995s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000000)={{0x12, 0x1, 0x300, 0x29, 0x6f, 0xb6, 0x8, 0x9022, 0xd484, 0xff88, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x95, 0x0, 0x81, [{{0x9, 0x4, 0x1e, 0x80, 0x0, 0x56, 0xa7, 0xf6, 0x2}}]}}]}}, &(0x7f0000001700)={0xffffffa0, 0x0, 0x0, 0x0, 0x16}) r0 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r0, 0x707, 0x0) program did not crash testing program (duration=45.80042995s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000000)={{0x12, 0x1, 0x300, 0x29, 0x6f, 0xb6, 0x8, 0x9022, 0xd484, 0xff88, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x95, 0x0, 0x81, [{{0x9, 0x4, 0x1e, 0x80, 0x0, 0x56, 0xa7, 0xf6, 0x2}}]}}]}}, &(0x7f0000001700)={0xffffffa0, 0x0, 0x0, 0x0, 0x16}) r0 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r0, 0x707, &(0x7f0000000a40)={0x0}) program did not crash extracting C reproducer testing compiled C program (duration=45.80042995s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: general protection fault in su3000_i2c_transfer simplifying C reproducer testing compiled C program (duration=45.80042995s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: general protection fault in su3000_i2c_transfer testing compiled C program (duration=45.80042995s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:namespace 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-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: general protection fault in su3000_i2c_transfer testing compiled C program (duration=45.80042995s, {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-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: general protection fault in su3000_i2c_transfer testing compiled C program (duration=45.80042995s, {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-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: general protection fault in su3000_i2c_transfer testing compiled C program (duration=45.80042995s, {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-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: general protection fault in su3000_i2c_transfer testing compiled C program (duration=45.80042995s, {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-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: general protection fault in su3000_i2c_transfer testing compiled C program (duration=45.80042995s, {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-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: general protection fault in su3000_i2c_transfer testing compiled C program (duration=45.80042995s, {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-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: general protection fault in su3000_i2c_transfer testing program (duration=45.80042995s, {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-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000000)={{0x12, 0x1, 0x300, 0x29, 0x6f, 0xb6, 0x8, 0x9022, 0xd484, 0xff88, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x95, 0x0, 0x81, [{{0x9, 0x4, 0x1e, 0x80, 0x0, 0x56, 0xa7, 0xf6, 0x2}}]}}]}}, &(0x7f0000001700)={0xffffffa0, 0x0, 0x0, 0x0, 0x16}) r0 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r0, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x1a00, 0x6000, 0x0, 0x0}], 0x1}) program crashed: general protection fault in su3000_i2c_transfer validation run: crashed=true testing program (duration=45.80042995s, {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-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000000)={{0x12, 0x1, 0x300, 0x29, 0x6f, 0xb6, 0x8, 0x9022, 0xd484, 0xff88, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x95, 0x0, 0x81, [{{0x9, 0x4, 0x1e, 0x80, 0x0, 0x56, 0xa7, 0xf6, 0x2}}]}}]}}, &(0x7f0000001700)={0xffffffa0, 0x0, 0x0, 0x0, 0x16}) r0 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r0, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x1a00, 0x6000, 0x0, 0x0}], 0x1}) program crashed: general protection fault in su3000_i2c_transfer validation run: crashed=true testing program (duration=45.80042995s, {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-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000000)={{0x12, 0x1, 0x300, 0x29, 0x6f, 0xb6, 0x8, 0x9022, 0xd484, 0xff88, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x95, 0x0, 0x81, [{{0x9, 0x4, 0x1e, 0x80, 0x0, 0x56, 0xa7, 0xf6, 0x2}}]}}]}}, &(0x7f0000001700)={0xffffffa0, 0x0, 0x0, 0x0, 0x16}) r0 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r0, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x1a00, 0x6000, 0x0, 0x0}], 0x1}) program crashed: general protection fault in su3000_i2c_transfer validation run: crashed=true reproducing took 30m27.459586788s repro crashed as (corrupted=false): dvb-usb: bulk message failed: -22 (1/0) dw2102: i2c transfer failed. Oops: general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] SMP KASAN PTI KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] CPU: 1 UID: 0 PID: 6018 Comm: syz.0.17 Not tainted 6.17.0-rc1-syzkaller-00224-g8d561baae505 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:su3000_i2c_transfer+0x2e3/0x1040 drivers/media/usb/dvb-usb/dw2102.c:752 Code: 0f b6 18 49 83 c7 08 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 5a b5 3c fa 4d 8b 37 49 ff c6 4c 89 f0 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 e6 08 00 00 41 88 1e 48 8b 44 24 48 42 RSP: 0018:ffffc90003eefaa8 EFLAGS: 00010202 RAX: 0000000000000002 RBX: 0000000000000010 RCX: d6b1a04828d3fa00 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffc90003eef7c7 R09: 1ffff920007ddef8 R10: dffffc0000000000 R11: fffff520007ddef9 R12: 0000000000000001 R13: dffffc0000000000 R14: 0000000000000011 R15: ffff88814d5b7188 FS: 0000555573bd1500(0000) GS:ffff888125d1b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055842aa5dac0 CR3: 000000007dcf0000 CR4: 00000000003526f0 Call Trace: __i2c_transfer+0x871/0x2170 drivers/i2c/i2c-core-base.c:-1 i2c_transfer+0x25b/0x3a0 drivers/i2c/i2c-core-base.c:2320 i2cdev_ioctl_rdwr+0x460/0x740 drivers/i2c/i2c-dev.c:306 i2cdev_ioctl+0x64b/0x7f0 drivers/i2c/i2c-dev.c:467 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:598 [inline] __se_sys_ioctl+0xf9/0x170 fs/ioctl.c:584 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1e8458ebe9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd928e6e48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f1e847b5fa0 RCX: 00007f1e8458ebe9 RDX: 0000200000000a40 RSI: 0000000000000707 RDI: 0000000000000004 RBP: 00007f1e84611e19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f1e847b5fa0 R14: 00007f1e847b5fa0 R15: 0000000000000003 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:su3000_i2c_transfer+0x2e3/0x1040 drivers/media/usb/dvb-usb/dw2102.c:752 Code: 0f b6 18 49 83 c7 08 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 5a b5 3c fa 4d 8b 37 49 ff c6 4c 89 f0 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 e6 08 00 00 41 88 1e 48 8b 44 24 48 42 RSP: 0018:ffffc90003eefaa8 EFLAGS: 00010202 RAX: 0000000000000002 RBX: 0000000000000010 RCX: d6b1a04828d3fa00 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffc90003eef7c7 R09: 1ffff920007ddef8 R10: dffffc0000000000 R11: fffff520007ddef9 R12: 0000000000000001 R13: dffffc0000000000 R14: 0000000000000011 R15: ffff88814d5b7188 FS: 0000555573bd1500(0000) GS:ffff888125c1b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3cbd77e9c8 CR3: 000000007dcf0000 CR4: 00000000003526f0 ---------------- Code disassembly (best guess): 0: 0f b6 18 movzbl (%rax),%ebx 3: 49 83 c7 08 add $0x8,%r15 7: 4c 89 f8 mov %r15,%rax a: 48 c1 e8 03 shr $0x3,%rax e: 42 80 3c 28 00 cmpb $0x0,(%rax,%r13,1) 13: 74 08 je 0x1d 15: 4c 89 ff mov %r15,%rdi 18: e8 5a b5 3c fa call 0xfa3cb577 1d: 4d 8b 37 mov (%r15),%r14 20: 49 ff c6 inc %r14 23: 4c 89 f0 mov %r14,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 0f b6 04 28 movzbl (%rax,%r13,1),%eax <-- trapping instruction 2f: 84 c0 test %al,%al 31: 0f 85 e6 08 00 00 jne 0x91d 37: 41 88 1e mov %bl,(%r14) 3a: 48 8b 44 24 48 mov 0x48(%rsp),%rax 3f: 42 rex.X final repro crashed as (corrupted=false): dvb-usb: bulk message failed: -22 (1/0) dw2102: i2c transfer failed. Oops: general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] SMP KASAN PTI KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] CPU: 1 UID: 0 PID: 6018 Comm: syz.0.17 Not tainted 6.17.0-rc1-syzkaller-00224-g8d561baae505 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:su3000_i2c_transfer+0x2e3/0x1040 drivers/media/usb/dvb-usb/dw2102.c:752 Code: 0f b6 18 49 83 c7 08 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 5a b5 3c fa 4d 8b 37 49 ff c6 4c 89 f0 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 e6 08 00 00 41 88 1e 48 8b 44 24 48 42 RSP: 0018:ffffc90003eefaa8 EFLAGS: 00010202 RAX: 0000000000000002 RBX: 0000000000000010 RCX: d6b1a04828d3fa00 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffc90003eef7c7 R09: 1ffff920007ddef8 R10: dffffc0000000000 R11: fffff520007ddef9 R12: 0000000000000001 R13: dffffc0000000000 R14: 0000000000000011 R15: ffff88814d5b7188 FS: 0000555573bd1500(0000) GS:ffff888125d1b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055842aa5dac0 CR3: 000000007dcf0000 CR4: 00000000003526f0 Call Trace: __i2c_transfer+0x871/0x2170 drivers/i2c/i2c-core-base.c:-1 i2c_transfer+0x25b/0x3a0 drivers/i2c/i2c-core-base.c:2320 i2cdev_ioctl_rdwr+0x460/0x740 drivers/i2c/i2c-dev.c:306 i2cdev_ioctl+0x64b/0x7f0 drivers/i2c/i2c-dev.c:467 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:598 [inline] __se_sys_ioctl+0xf9/0x170 fs/ioctl.c:584 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1e8458ebe9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd928e6e48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f1e847b5fa0 RCX: 00007f1e8458ebe9 RDX: 0000200000000a40 RSI: 0000000000000707 RDI: 0000000000000004 RBP: 00007f1e84611e19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f1e847b5fa0 R14: 00007f1e847b5fa0 R15: 0000000000000003 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:su3000_i2c_transfer+0x2e3/0x1040 drivers/media/usb/dvb-usb/dw2102.c:752 Code: 0f b6 18 49 83 c7 08 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 5a b5 3c fa 4d 8b 37 49 ff c6 4c 89 f0 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 e6 08 00 00 41 88 1e 48 8b 44 24 48 42 RSP: 0018:ffffc90003eefaa8 EFLAGS: 00010202 RAX: 0000000000000002 RBX: 0000000000000010 RCX: d6b1a04828d3fa00 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffc90003eef7c7 R09: 1ffff920007ddef8 R10: dffffc0000000000 R11: fffff520007ddef9 R12: 0000000000000001 R13: dffffc0000000000 R14: 0000000000000011 R15: ffff88814d5b7188 FS: 0000555573bd1500(0000) GS:ffff888125c1b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3cbd77e9c8 CR3: 000000007dcf0000 CR4: 00000000003526f0 ---------------- Code disassembly (best guess): 0: 0f b6 18 movzbl (%rax),%ebx 3: 49 83 c7 08 add $0x8,%r15 7: 4c 89 f8 mov %r15,%rax a: 48 c1 e8 03 shr $0x3,%rax e: 42 80 3c 28 00 cmpb $0x0,(%rax,%r13,1) 13: 74 08 je 0x1d 15: 4c 89 ff mov %r15,%rdi 18: e8 5a b5 3c fa call 0xfa3cb577 1d: 4d 8b 37 mov (%r15),%r14 20: 49 ff c6 inc %r14 23: 4c 89 f0 mov %r14,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 0f b6 04 28 movzbl (%rax,%r13,1),%eax <-- trapping instruction 2f: 84 c0 test %al,%al 31: 0f 85 e6 08 00 00 jne 0x91d 37: 41 88 1e mov %bl,(%r14) 3a: 48 8b 44 24 48 mov 0x48(%rsp),%rax 3f: 42 rex.X