Extracting prog: 3m30.705244767s
Minimizing prog: 1h8m9.229095998s
Simplifying prog options: 0s
Extracting C: 42.162507037s
Simplifying C: 11m5.793750068s
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-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, &(0x7f0000002900)=[{&(0x7f0000000100)="ec", 0x1}], 0x1)
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: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-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, &(0x7f0000002900)=[{&(0x7f0000000100)="ec", 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=6m0s, {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-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=6m0s, {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-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, &(0x7f0000002900)=[{&(0x7f0000000100)="ec", 0x1}], 0x1)
program did not crash
testing program (duration=6m0s, {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-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, &(0x7f0000002900)=[{&(0x7f0000000100)="ec", 0x1}], 0x1)
program did not crash
testing program (duration=6m0s, {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-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, &(0x7f0000002900)=[{&(0x7f0000000100)="ec", 0x1}], 0x1)
program did not crash
testing program (duration=6m0s, {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_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, &(0x7f0000002900)=[{&(0x7f0000000100)="ec", 0x1}], 0x1)
program did not crash
testing program (duration=6m0s, {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-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, &(0x7f0000002900)=[{&(0x7f0000000100)="ec", 0x1}], 0x1)
program did not crash
testing program (duration=6m0s, {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-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, &(0x7f0000002900)=[{&(0x7f0000000100)="ec", 0x1}], 0x1)
program did not crash
testing program (duration=6m0s, {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-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, &(0x7f0000002900)=[{&(0x7f0000000100)="ec", 0x1}], 0x1)
program did not crash
testing program (duration=6m0s, {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-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=6m0s, {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-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, &(0x7f0000002900)=[{0x0}], 0x1)
program did not crash
testing program (duration=6m0s, {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-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, &(0x7f0000002900)=[{&(0x7f0000000100)}], 0x1)
program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {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-syz_usb_control_io$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev
program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb
simplifying C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$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=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$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev
program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev
program crashed: WARNING in dtv5100_i2c_msg/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: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$I2C-writev
program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$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=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: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$I2C-writev
program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$uac1-syz_usb_control_io$printer-syz_open_dev$I2C-writev
program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb
testing program (duration=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: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, &(0x7f0000002900)=[{&(0x7f0000000100)="ec", 0x1}], 0x1)
program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb
validation run: crashed=true
testing 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: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, &(0x7f0000002900)=[{&(0x7f0000000100)="ec", 0x1}], 0x1)
program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb
validation run: crashed=true
testing 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: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, &(0x7f0000002900)=[{&(0x7f0000000100)="ec", 0x1}], 0x1)
program crashed: WARNING in dtv5100_i2c_msg/usb_submit_urb
validation run: crashed=true
reproducing took 1h28m22.81600213s
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+0x1057/0x18b0 drivers/usb/core/urb.c:411, CPU#1: syz.0.17/5833
Modules linked in:
CPU: 1 UID: 0 PID: 5833 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(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:ffffc90003aff718 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff888036374300 RCX: 0000000080000280
RDX: ffff88802a8ca9e0 RSI: ffffffff8c12ee60 RDI: ffffffff8fdd5ea0
RBP: dffffc0000000000 R08: 00000000000000c0 R09: 0000000000000000
R10: ffffc90003aff800 R11: fffff5200075ff0c R12: 1ffff110035f49c8
R13: ffff88801afa4e40 R14: ffff88802a8ca9e0 R15: 0000000080000280
FS: 0000555595143500(0000) GS:ffff888125b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055fe251f1318 CR3: 0000000029c3c000 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
dtv5100_i2c_msg+0x231/0x2f0 drivers/media/usb/dvb-usb/dtv5100.c:65
dtv5100_i2c_xfer+0x1a5/0x610 drivers/media/usb/dvb-usb/dtv5100.c:91
__i2c_transfer+0x7be/0x1fe0 drivers/i2c/i2c-core-base.c:-1
i2c_transfer+0x1cc/0x2d0 drivers/i2c/i2c-core-base.c:2343
i2c_transfer_buffer_flags+0x10d/0x1a0 drivers/i2c/i2c-core-base.c:2371
i2c_master_send include/linux/i2c.h:109 [inline]
i2cdev_write+0x116/0x1e0 drivers/i2c/i2c-dev.c:183
do_loop_readv_writev fs/read_write.c:851 [inline]
vfs_writev+0x4c4/0x990 fs/read_write.c:1060
do_writev+0x15a/0x2e0 fs/read_write.c:1104
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: 0033:0x7fb212b1de59
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:00007ffe664955d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
RAX: ffffffffffffffda RBX: 00007fb212da5fa0 RCX: 00007fb212b1de59
RDX: 0000000000000001 RSI: 0000200000002900 RDI: 0000000000000004
RBP: 00007fb212bb3e6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fb212da5fac R14: 00007fb212da5fa0 R15: 00007fb212da5fa0
----------------
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 80000280 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#1: syz.0.17/5833
Modules linked in:
CPU: 1 UID: 0 PID: 5833 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(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:ffffc90003aff718 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff888036374300 RCX: 0000000080000280
RDX: ffff88802a8ca9e0 RSI: ffffffff8c12ee60 RDI: ffffffff8fdd5ea0
RBP: dffffc0000000000 R08: 00000000000000c0 R09: 0000000000000000
R10: ffffc90003aff800 R11: fffff5200075ff0c R12: 1ffff110035f49c8
R13: ffff88801afa4e40 R14: ffff88802a8ca9e0 R15: 0000000080000280
FS: 0000555595143500(0000) GS:ffff888125b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055fe251f1318 CR3: 0000000029c3c000 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
dtv5100_i2c_msg+0x231/0x2f0 drivers/media/usb/dvb-usb/dtv5100.c:65
dtv5100_i2c_xfer+0x1a5/0x610 drivers/media/usb/dvb-usb/dtv5100.c:91
__i2c_transfer+0x7be/0x1fe0 drivers/i2c/i2c-core-base.c:-1
i2c_transfer+0x1cc/0x2d0 drivers/i2c/i2c-core-base.c:2343
i2c_transfer_buffer_flags+0x10d/0x1a0 drivers/i2c/i2c-core-base.c:2371
i2c_master_send include/linux/i2c.h:109 [inline]
i2cdev_write+0x116/0x1e0 drivers/i2c/i2c-dev.c:183
do_loop_readv_writev fs/read_write.c:851 [inline]
vfs_writev+0x4c4/0x990 fs/read_write.c:1060
do_writev+0x15a/0x2e0 fs/read_write.c:1104
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: 0033:0x7fb212b1de59
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:00007ffe664955d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
RAX: ffffffffffffffda RBX: 00007fb212da5fa0 RCX: 00007fb212b1de59
RDX: 0000000000000001 RSI: 0000200000002900 RDI: 0000000000000004
RBP: 00007fb212bb3e6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fb212da5fac R14: 00007fb212da5fa0 R15: 00007fb212da5fa0
----------------
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