Extracting prog: 4m40.082359672s Minimizing prog: 1h16m56.714203351s Simplifying prog options: 0s Extracting C: 35.344465041s Simplifying C: 49m58.08745123s 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: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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB="12010000cf8bed20d90f21004029000000010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r1, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x3, 0x6000, 0x0, 0x0}, {0x8, 0x2a19, 0x0, 0x0}], 0x2}) program did not crash program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 6m0s testing program (duration=6m0s, {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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB="12010000cf8bed20d90f21004029000000010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r1, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x3, 0x6000, 0x0, 0x0}, {0x8, 0x2a19, 0x0, 0x0}], 0x2}) program crashed: WARNING in dib0700_i2c_xfer/usb_submit_urb single: successfully extracted reproducer found reproducer with 4 syscalls minimizing guilty program testing program (duration=6m0s, {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_usb_control_io$uac1-syz_open_dev$I2C detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB="12010000cf8bed20d90f21004029000000010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine testing program (duration=6m0s, {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_usb_control_io$uac1-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB="12010000cf8bed20d90f21004029000000010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$I2C_RDWR(0xffffffffffffffff, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x3, 0x6000, 0x0, 0x0}, {0x8, 0x2a19, 0x0, 0x0}], 0x2}) program did not crash testing program (duration=6m0s, {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(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB="12010000cf8bed20d90f21004029000000010902120001000000000904"], 0x0) r0 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r0, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x3, 0x6000, 0x0, 0x0}, {0x8, 0x2a19, 0x0, 0x0}], 0x2}) program did not crash testing program (duration=6m0s, {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_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: syz_usb_control_io$uac1(0xffffffffffffffff, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r0 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r0, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x3, 0x6000, 0x0, 0x0}, {0x8, 0x2a19, 0x0, 0x0}], 0x2}) program did not crash testing program (duration=6m0s, {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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, 0x0, 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r1, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x3, 0x6000, 0x0, 0x0}, {0x8, 0x2a19, 0x0, 0x0}], 0x2}) program did not crash testing program (duration=6m0s, {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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB], 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r1, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x3, 0x6000, 0x0, 0x0}, {0x8, 0x2a19, 0x0, 0x0}], 0x2}) program did not crash testing program (duration=6m0s, {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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB="12010000cf8bed20d90f21004029000000010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) r1 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r1, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x3, 0x6000, 0x0, 0x0}, {0x8, 0x2a19, 0x0, 0x0}], 0x2}) program did not crash testing program (duration=6m0s, {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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB="12010000cf8bed20d90f21004029000000010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r1, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x3, 0x6000, 0x0, 0x0}, {0x8, 0x2a19, 0x0, 0x0}], 0x2}) program did not crash testing program (duration=6m0s, {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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB="12010000cf8bed20d90f21004029000000010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r1, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x3, 0x6000, 0x0, 0x0}, {0x8, 0x2a19, 0x0, 0x0}], 0x2}) program did not crash testing program (duration=6m0s, {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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB="12010000cf8bed20d90f21004029000000010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_dev$I2C(0x0, 0x1, 0x2003) ioctl$I2C_RDWR(r1, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x3, 0x6000, 0x0, 0x0}, {0x8, 0x2a19, 0x0, 0x0}], 0x2}) program did not crash testing program (duration=6m0s, {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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB="12010000cf8bed20d90f21004029000000010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r1, 0x707, 0x0) program did not crash testing program (duration=6m0s, {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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB="12010000cf8bed20d90f21004029000000010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r1, 0x707, &(0x7f0000000a40)={0x0}) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: WARNING in dib0700_i2c_xfer/usb_submit_urb simplifying C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: WARNING in dib0700_i2c_xfer/usb_submit_urb testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: WARNING in dib0700_i2c_xfer/usb_submit_urb testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: WARNING in dib0700_i2c_xfer/usb_submit_urb testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: WARNING in dib0700_i2c_xfer/usb_submit_urb testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false 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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program did not crash testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true 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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: WARNING in dib0700_i2c_xfer/usb_submit_urb testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: WARNING in dib0700_i2c_xfer/usb_submit_urb testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false 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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: WARNING in dib0700_i2c_xfer/usb_submit_urb testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: WARNING in dib0700_i2c_xfer/usb_submit_urb testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false 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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: WARNING in dib0700_i2c_xfer/usb_submit_urb testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: WARNING in dib0700_i2c_xfer/usb_submit_urb testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:false Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR program crashed: WARNING in dib0700_i2c_xfer/usb_submit_urb testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true 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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB="12010000cf8bed20d90f21004029000000010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r1, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x3, 0x6000, 0x0, 0x0}, {0x8, 0x2a19, 0x0, 0x0}], 0x2}) program crashed: WARNING in dib0700_i2c_xfer/usb_submit_urb validation run: crashed=true testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true 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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB="12010000cf8bed20d90f21004029000000010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r1, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x3, 0x6000, 0x0, 0x0}, {0x8, 0x2a19, 0x0, 0x0}], 0x2}) program did not crash validation run: crashed=false testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true 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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB="12010000cf8bed20d90f21004029000000010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r1, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x3, 0x6000, 0x0, 0x0}, {0x8, 0x2a19, 0x0, 0x0}], 0x2}) program crashed: WARNING in dib0700_i2c_xfer/usb_submit_urb validation run: crashed=true testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true 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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB="12010000cf8bed20d90f21004029000000010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r1, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x3, 0x6000, 0x0, 0x0}, {0x8, 0x2a19, 0x0, 0x0}], 0x2}) program did not crash validation run: crashed=false testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true 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_usb_control_io$uac1-syz_open_dev$I2C-ioctl$I2C_RDWR detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000680)=ANY=[@ANYBLOB="12010000cf8bed20d90f21004029000000010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_dev$I2C(&(0x7f0000000040), 0x1, 0x2003) ioctl$I2C_RDWR(r1, 0x707, &(0x7f0000000a40)={&(0x7f0000000380)=[{0x3, 0x6000, 0x0, 0x0}, {0x8, 0x2a19, 0x0, 0x0}], 0x2}) program crashed: WARNING in dib0700_i2c_xfer/usb_submit_urb validation run: crashed=true reproducing took 2h34m38.542533896s repro crashed as (corrupted=false): ------------[ cut here ]------------ usb 1-1: BOGUS control dir, pipe 80003f80 doesn't match bRequestType c0 WARNING: drivers/usb/core/urb.c:413 at usb_submit_urb+0x1057/0x18b0 drivers/usb/core/urb.c:411, CPU#0: syz.0.78/6056 Modules linked in: CPU: 0 UID: 0 PID: 6056 Comm: syz.0.78 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 RIP: 0010:usb_submit_urb+0x1100/0x18b0 drivers/usb/core/urb.c:411 Code: b8 00 00 00 00 00 fc ff df 41 0f b6 04 04 84 c0 0f 85 b2 05 00 00 45 0f b6 45 00 48 8b 3c 24 48 8b 74 24 18 4c 89 f2 44 89 f9 <67> 48 0f b9 3a 48 bd 00 00 00 00 00 fc ff df e9 ba f2 ff ff 44 89 RSP: 0018:ffffc90002ecf958 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff88802be06400 RCX: 0000000080003f80 RDX: ffff88802bdc4b80 RSI: ffffffff8ca31520 RDI: ffffffff90656e70 RBP: dffffc0000000000 R08: 00000000000000c0 R09: 0000000000000000 R10: ffffc90002ecfa40 R11: fffff520005d9f54 R12: 1ffff110057e9640 R13: ffff88802bf4b200 R14: ffff88802bdc4b80 R15: 0000000080003f80 FS: 000055558de37500(0000) GS:ffff888124f56000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2eb63fff CR3: 000000002c4be000 CR4: 00000000003526f0 Call Trace: usb_start_wait_urb+0x13f/0x5b0 drivers/usb/core/message.c:62 usb_internal_control_msg drivers/usb/core/message.c:117 [inline] usb_control_msg+0x234/0x3e0 drivers/usb/core/message.c:167 dib0700_ctrl_rd drivers/media/usb/dvb-usb/dib0700_core.c:95 [inline] dib0700_i2c_xfer_legacy drivers/media/usb/dvb-usb/dib0700_core.c:315 [inline] dib0700_i2c_xfer+0xbb9/0xf80 drivers/media/usb/dvb-usb/dib0700_core.c:361 __i2c_transfer+0x7be/0x1fe0 drivers/i2c/i2c-core-base.c:-1 i2c_transfer+0x1cc/0x2d0 drivers/i2c/i2c-core-base.c:2343 i2cdev_ioctl_rdwr+0x460/0x740 drivers/i2c/i2c-dev.c:306 i2cdev_ioctl+0x6a5/0x880 drivers/i2c/i2c-dev.c:467 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe383f9de59 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:00007ffe9de35d28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fe384225fa0 RCX: 00007fe383f9de59 RDX: 0000200000000a40 RSI: 0000000000000707 RDI: 0000000000000004 RBP: 00007fe384033e6f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fe384225fac R14: 00007fe384225fa0 R15: 00007fe384225fa0 ---------------- Code disassembly (best guess): 0: b8 00 00 00 00 mov $0x0,%eax 5: 00 fc add %bh,%ah 7: ff lcall (bad) 8: df 41 0f filds 0xf(%rcx) b: b6 04 mov $0x4,%dh d: 04 84 add $0x84,%al f: c0 0f 85 rorb $0x85,(%rdi) 12: b2 05 mov $0x5,%dl 14: 00 00 add %al,(%rax) 16: 45 0f b6 45 00 movzbl 0x0(%r13),%r8d 1b: 48 8b 3c 24 mov (%rsp),%rdi 1f: 48 8b 74 24 18 mov 0x18(%rsp),%rsi 24: 4c 89 f2 mov %r14,%rdx 27: 44 89 f9 mov %r15d,%ecx * 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2f: 48 bd 00 00 00 00 00 movabs $0xdffffc0000000000,%rbp 36: fc ff df 39: e9 ba f2 ff ff jmp 0xfffff2f8 3e: 44 rex.R 3f: 89 .byte 0x89 final repro crashed as (corrupted=false): ------------[ cut here ]------------ usb 1-1: BOGUS control dir, pipe 80003f80 doesn't match bRequestType c0 WARNING: drivers/usb/core/urb.c:413 at usb_submit_urb+0x1057/0x18b0 drivers/usb/core/urb.c:411, CPU#0: syz.0.78/6056 Modules linked in: CPU: 0 UID: 0 PID: 6056 Comm: syz.0.78 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 RIP: 0010:usb_submit_urb+0x1100/0x18b0 drivers/usb/core/urb.c:411 Code: b8 00 00 00 00 00 fc ff df 41 0f b6 04 04 84 c0 0f 85 b2 05 00 00 45 0f b6 45 00 48 8b 3c 24 48 8b 74 24 18 4c 89 f2 44 89 f9 <67> 48 0f b9 3a 48 bd 00 00 00 00 00 fc ff df e9 ba f2 ff ff 44 89 RSP: 0018:ffffc90002ecf958 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff88802be06400 RCX: 0000000080003f80 RDX: ffff88802bdc4b80 RSI: ffffffff8ca31520 RDI: ffffffff90656e70 RBP: dffffc0000000000 R08: 00000000000000c0 R09: 0000000000000000 R10: ffffc90002ecfa40 R11: fffff520005d9f54 R12: 1ffff110057e9640 R13: ffff88802bf4b200 R14: ffff88802bdc4b80 R15: 0000000080003f80 FS: 000055558de37500(0000) GS:ffff888124f56000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2eb63fff CR3: 000000002c4be000 CR4: 00000000003526f0 Call Trace: usb_start_wait_urb+0x13f/0x5b0 drivers/usb/core/message.c:62 usb_internal_control_msg drivers/usb/core/message.c:117 [inline] usb_control_msg+0x234/0x3e0 drivers/usb/core/message.c:167 dib0700_ctrl_rd drivers/media/usb/dvb-usb/dib0700_core.c:95 [inline] dib0700_i2c_xfer_legacy drivers/media/usb/dvb-usb/dib0700_core.c:315 [inline] dib0700_i2c_xfer+0xbb9/0xf80 drivers/media/usb/dvb-usb/dib0700_core.c:361 __i2c_transfer+0x7be/0x1fe0 drivers/i2c/i2c-core-base.c:-1 i2c_transfer+0x1cc/0x2d0 drivers/i2c/i2c-core-base.c:2343 i2cdev_ioctl_rdwr+0x460/0x740 drivers/i2c/i2c-dev.c:306 i2cdev_ioctl+0x6a5/0x880 drivers/i2c/i2c-dev.c:467 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe383f9de59 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:00007ffe9de35d28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fe384225fa0 RCX: 00007fe383f9de59 RDX: 0000200000000a40 RSI: 0000000000000707 RDI: 0000000000000004 RBP: 00007fe384033e6f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fe384225fac R14: 00007fe384225fa0 R15: 00007fe384225fa0 ---------------- Code disassembly (best guess): 0: b8 00 00 00 00 mov $0x0,%eax 5: 00 fc add %bh,%ah 7: ff lcall (bad) 8: df 41 0f filds 0xf(%rcx) b: b6 04 mov $0x4,%dh d: 04 84 add $0x84,%al f: c0 0f 85 rorb $0x85,(%rdi) 12: b2 05 mov $0x5,%dl 14: 00 00 add %al,(%rax) 16: 45 0f b6 45 00 movzbl 0x0(%r13),%r8d 1b: 48 8b 3c 24 mov (%rsp),%rdi 1f: 48 8b 74 24 18 mov 0x18(%rsp),%rsi 24: 4c 89 f2 mov %r14,%rdx 27: 44 89 f9 mov %r15d,%ecx * 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2f: 48 bd 00 00 00 00 00 movabs $0xdffffc0000000000,%rbp 36: fc ff df 39: e9 ba f2 ff ff jmp 0xfffff2f8 3e: 44 rex.R 3f: 89 .byte 0x89