Extracting prog: 1m53.67802588s Minimizing prog: 10m49.784724327s Simplifying prog options: 0s Extracting C: 48.244682112s Simplifying C: 5m38.300237286s 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: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$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x3c, &(0x7f0000000380)=ANY=[@ANYBLOB="120101000814c910be0632a2f333010203010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) r1 = syz_open_dev$I2C(&(0x7f0000000000), 0x1, 0x402) writev(r1, &(0x7f0000000300)=[{&(0x7f0000000040)='\x00', 0x1}], 0x1) program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb single: successfully extracted reproducer found reproducer with 5 syscalls minimizing guilty program testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$uac1-syz_usb_control_io$printer-syz_open_dev$I2C detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x3c, &(0x7f0000000380)=ANY=[@ANYBLOB="120101000814c910be0632a2f333010203010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_open_dev$I2C(&(0x7f0000000000), 0x1, 0x402) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$uac1-syz_usb_control_io$printer-writev detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x3c, &(0x7f0000000380)=ANY=[@ANYBLOB="120101000814c910be0632a2f333010203010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) writev(0xffffffffffffffff, &(0x7f0000000300)=[{&(0x7f0000000040)='\x00', 0x1}], 0x1) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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-writev detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x3c, &(0x7f0000000380)=ANY=[@ANYBLOB="120101000814c910be0632a2f333010203010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) r1 = syz_open_dev$I2C(&(0x7f0000000000), 0x1, 0x402) writev(r1, &(0x7f0000000300)=[{&(0x7f0000000040)='\x00', 0x1}], 0x1) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$printer-syz_open_dev$I2C-writev detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x3c, &(0x7f0000000380)=ANY=[@ANYBLOB="120101000814c910be0632a2f333010203010902120001000000000904"], 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) r1 = syz_open_dev$I2C(&(0x7f0000000000), 0x1, 0x402) writev(r1, &(0x7f0000000300)=[{&(0x7f0000000040)='\x00', 0x1}], 0x1) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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_control_io$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev detailed listing: executing program 0: syz_usb_control_io$uac1(0xffffffffffffffff, 0x0, 0x0) syz_usb_control_io$printer(0xffffffffffffffff, 0x0, 0x0) r0 = syz_open_dev$I2C(&(0x7f0000000000), 0x1, 0x402) writev(r0, &(0x7f0000000300)=[{&(0x7f0000000040)='\x00', 0x1}], 0x1) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x3c, 0x0, 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) r1 = syz_open_dev$I2C(&(0x7f0000000000), 0x1, 0x402) writev(r1, &(0x7f0000000300)=[{&(0x7f0000000040)='\x00', 0x1}], 0x1) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x3c, &(0x7f0000000380)=ANY=[@ANYBLOB], 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) r1 = syz_open_dev$I2C(&(0x7f0000000000), 0x1, 0x402) writev(r1, &(0x7f0000000300)=[{&(0x7f0000000040)='\x00', 0x1}], 0x1) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x3c, &(0x7f0000000380)=ANY=[@ANYBLOB="120101000814c910be0632a2f333010203010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) r1 = syz_open_dev$I2C(0x0, 0x1, 0x402) writev(r1, &(0x7f0000000300)=[{&(0x7f0000000040)='\x00', 0x1}], 0x1) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x3c, &(0x7f0000000380)=ANY=[@ANYBLOB="120101000814c910be0632a2f333010203010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) r1 = syz_open_dev$I2C(&(0x7f0000000000), 0x1, 0x402) writev(r1, 0x0, 0x0) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x3c, &(0x7f0000000380)=ANY=[@ANYBLOB="120101000814c910be0632a2f333010203010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) r1 = syz_open_dev$I2C(&(0x7f0000000000), 0x1, 0x402) writev(r1, &(0x7f0000000300)=[{0x0}], 0x1) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x3c, &(0x7f0000000380)=ANY=[@ANYBLOB="120101000814c910be0632a2f333010203010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) r1 = syz_open_dev$I2C(&(0x7f0000000000), 0x1, 0x402) writev(r1, &(0x7f0000000300)=[{&(0x7f0000000040)}], 0x1) program did not crash extracting C reproducer testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb simplifying C reproducer testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection: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$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x3c, &(0x7f0000000380)=ANY=[@ANYBLOB="120101000814c910be0632a2f333010203010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) r1 = syz_open_dev$I2C(&(0x7f0000000000), 0x1, 0x402) writev(r1, &(0x7f0000000300)=[{&(0x7f0000000040)='\x00', 0x1}], 0x1) program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb validation run: crashed=true testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x3c, &(0x7f0000000380)=ANY=[@ANYBLOB="120101000814c910be0632a2f333010203010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) r1 = syz_open_dev$I2C(&(0x7f0000000000), 0x1, 0x402) writev(r1, &(0x7f0000000300)=[{&(0x7f0000000040)='\x00', 0x1}], 0x1) program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb validation run: crashed=true testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x3c, &(0x7f0000000380)=ANY=[@ANYBLOB="120101000814c910be0632a2f333010203010902120001000000000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) r1 = syz_open_dev$I2C(&(0x7f0000000000), 0x1, 0x402) writev(r1, &(0x7f0000000300)=[{&(0x7f0000000040)='\x00', 0x1}], 0x1) program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb validation run: crashed=true reproducing took 21m44.798341297s repro crashed as (corrupted=false): ------------[ cut here ]------------ usb 1-1: BOGUS control dir, pipe 80000280 doesn't match bRequestType c0 WARNING: drivers/usb/core/urb.c:413 at usb_submit_urb+0x1198/0x1458 drivers/usb/core/urb.c:411, CPU#1: syz.0.17/4917 Modules linked in: CPU: 1 UID: 0 PID: 4917 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : usb_submit_urb+0x1198/0x1458 drivers/usb/core/urb.c:411 lr : usb_submit_urb+0x1198/0x1458 drivers/usb/core/urb.c:411 sp : ffff80009be674f0 x29: ffff80009be67520 x28: dfff800000000000 x27: 0000000080000280 x26: 0000000000000000 x25: ffff0000cfacb058 x24: ffff0000cad5a500 x23: ffff0000c2556340 x22: ffff8000872efc40 x21: ffff0000cfacb000 x20: 0000000000000c00 x19: ffff0000dcf79b00 x18: 00000000ffffffff x17: 0000000000000003 x16: ffff800088bf7000 x15: ffff800080cc5fe4 x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000000003 x11: 0000000000000000 x10: 0000000000000002 x9 : a7a70f2413b64b00 x8 : a7a70f2413b64b00 x7 : ffff80008048e314 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000802f9194 x2 : 0000000100000000 x1 : ffff0000c6563b00 x0 : 0000000000000000 Call trace: usb_submit_urb+0x1198/0x1458 drivers/usb/core/urb.c:411 (P) usb_start_wait_urb+0x104/0x478 drivers/usb/core/message.c:62 usb_internal_control_msg drivers/usb/core/message.c:117 [inline] usb_control_msg+0x1e8/0x378 drivers/usb/core/message.c:167 dtv5100_i2c_msg+0x1fc/0x2b8 drivers/media/usb/dvb-usb/dtv5100.c:65 dtv5100_i2c_xfer+0x17c/0x350 drivers/media/usb/dvb-usb/dtv5100.c:91 __i2c_transfer+0x610/0x1c6c drivers/i2c/i2c-core-base.c:-1 i2c_transfer+0x1cc/0x2e0 drivers/i2c/i2c-core-base.c:2350 i2c_transfer_buffer_flags+0xec/0x18c drivers/i2c/i2c-core-base.c:2378 i2c_master_send include/linux/i2c.h:109 [inline] i2cdev_write+0x114/0x1d8 drivers/i2c/i2c-dev.c:183 do_loop_readv_writev+0x24c/0x3dc fs/read_write.c:-1 vfs_writev+0x2c8/0x630 fs/read_write.c:1060 do_writev+0x134/0x2a8 fs/read_write.c:1104 __do_sys_writev fs/read_write.c:1172 [inline] __se_sys_writev fs/read_write.c:1169 [inline] __arm64_sys_writev+0x88/0x9c fs/read_write.c:1169 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:758 el0t_64_sync_handler+0x44/0x104 arch/arm64/kernel/entry-common.c:777 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:590 irq event stamp: 3988 hardirqs last enabled at (3987): [] irqentry_exit_to_kernel_mode_after_preempt include/linux/irq-entry-common.h:507 [inline] hardirqs last enabled at (3987): [] __arm64_exit_to_kernel_mode+0x64/0x78 arch/arm64/kernel/entry-common.c:60 hardirqs last disabled at (3988): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:445 softirqs last enabled at (3952): [] softirq_handle_end kernel/softirq.c:491 [inline] softirqs last enabled at (3952): [] handle_softirqs+0xc28/0xd98 kernel/softirq.c:673 softirqs last disabled at (3943): [] __do_softirq+0x14/0x20 kernel/softirq.c:679 ---[ end trace 0000000000000000 ]--- final repro crashed as (corrupted=false): ------------[ cut here ]------------ usb 1-1: BOGUS control dir, pipe 80000280 doesn't match bRequestType c0 WARNING: drivers/usb/core/urb.c:413 at usb_submit_urb+0x1198/0x1458 drivers/usb/core/urb.c:411, CPU#1: syz.0.17/4917 Modules linked in: CPU: 1 UID: 0 PID: 4917 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : usb_submit_urb+0x1198/0x1458 drivers/usb/core/urb.c:411 lr : usb_submit_urb+0x1198/0x1458 drivers/usb/core/urb.c:411 sp : ffff80009be674f0 x29: ffff80009be67520 x28: dfff800000000000 x27: 0000000080000280 x26: 0000000000000000 x25: ffff0000cfacb058 x24: ffff0000cad5a500 x23: ffff0000c2556340 x22: ffff8000872efc40 x21: ffff0000cfacb000 x20: 0000000000000c00 x19: ffff0000dcf79b00 x18: 00000000ffffffff x17: 0000000000000003 x16: ffff800088bf7000 x15: ffff800080cc5fe4 x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000000003 x11: 0000000000000000 x10: 0000000000000002 x9 : a7a70f2413b64b00 x8 : a7a70f2413b64b00 x7 : ffff80008048e314 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000802f9194 x2 : 0000000100000000 x1 : ffff0000c6563b00 x0 : 0000000000000000 Call trace: usb_submit_urb+0x1198/0x1458 drivers/usb/core/urb.c:411 (P) usb_start_wait_urb+0x104/0x478 drivers/usb/core/message.c:62 usb_internal_control_msg drivers/usb/core/message.c:117 [inline] usb_control_msg+0x1e8/0x378 drivers/usb/core/message.c:167 dtv5100_i2c_msg+0x1fc/0x2b8 drivers/media/usb/dvb-usb/dtv5100.c:65 dtv5100_i2c_xfer+0x17c/0x350 drivers/media/usb/dvb-usb/dtv5100.c:91 __i2c_transfer+0x610/0x1c6c drivers/i2c/i2c-core-base.c:-1 i2c_transfer+0x1cc/0x2e0 drivers/i2c/i2c-core-base.c:2350 i2c_transfer_buffer_flags+0xec/0x18c drivers/i2c/i2c-core-base.c:2378 i2c_master_send include/linux/i2c.h:109 [inline] i2cdev_write+0x114/0x1d8 drivers/i2c/i2c-dev.c:183 do_loop_readv_writev+0x24c/0x3dc fs/read_write.c:-1 vfs_writev+0x2c8/0x630 fs/read_write.c:1060 do_writev+0x134/0x2a8 fs/read_write.c:1104 __do_sys_writev fs/read_write.c:1172 [inline] __se_sys_writev fs/read_write.c:1169 [inline] __arm64_sys_writev+0x88/0x9c fs/read_write.c:1169 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:758 el0t_64_sync_handler+0x44/0x104 arch/arm64/kernel/entry-common.c:777 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:590 irq event stamp: 3988 hardirqs last enabled at (3987): [] irqentry_exit_to_kernel_mode_after_preempt include/linux/irq-entry-common.h:507 [inline] hardirqs last enabled at (3987): [] __arm64_exit_to_kernel_mode+0x64/0x78 arch/arm64/kernel/entry-common.c:60 hardirqs last disabled at (3988): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:445 softirqs last enabled at (3952): [] softirq_handle_end kernel/softirq.c:491 [inline] softirqs last enabled at (3952): [] handle_softirqs+0xc28/0xd98 kernel/softirq.c:673 softirqs last disabled at (3943): [] __do_softirq+0x14/0x20 kernel/softirq.c:679 ---[ end trace 0000000000000000 ]---