Extracting prog: 3m17.175205198s
Minimizing prog: 36m20.278425539s
Simplifying prog options: 11m10.608694836s
Extracting C: 3m58.889208298s
Simplifying C: 0s


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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program crashed: BUG: corrupted list in usb_hcd_link_urb_to_ep
single: successfully extracted reproducer
found reproducer with 4 syscalls
minimizing guilty program
testing program (duration=3m54.618339852s, {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-mkdir-mount
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)

program crashed: lost connection to test machine
ignore low priority crash: lost connection to test machine
testing program (duration=3m54.618339852s, {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-mkdir-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program did not crash
testing program (duration=3m54.618339852s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program did not crash
testing program (duration=3m54.618339852s, {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}}): mkdir-mount-openat
detailed listing:
executing program 0:
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program did not crash
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, 0x0, 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program did not crash
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program did not crash
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(0x0, 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program did not crash
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program did not crash
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', 0x0, 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program did not crash
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=3m54.618339852s, {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-mkdir-mount-openat
program did not crash
simplifying guilty program options
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program crashed: BUG: corrupted list in usb_hcd_link_urb_to_ep
extracting C reproducer
testing compiled C program (duration=3m54.618339852s, {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-mkdir-mount-openat
program did not crash
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program did not crash
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program did not crash
validation run: crashed=false
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program crashed: BUG: corrupted list in usb_hcd_link_urb_to_ep
validation run: crashed=true
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program did not crash
validation run: crashed=false
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program did not crash
validation run: crashed=false
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program did not crash
validation run: crashed=false
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program did not crash
validation run: crashed=false
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program crashed: lost connection to test machine
ignore low priority crash: lost connection to test machine
validation run: crashed=false
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program crashed: BUG: corrupted list in usb_hcd_link_urb_to_ep
validation run: crashed=true
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program did not crash
validation run: crashed=false
testing program (duration=3m54.618339852s, {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-mkdir-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000bec9ff10cd0631016016af02030109021b0001000000000904"], 0x0)
mkdir(&(0x7f0000000100)='mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='mnt\x00', &(0x7f0000000400)='devtmpfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='mnt/ttyUSB0\x00', 0x2, 0x0)

program crashed: BUG: corrupted list in usb_hcd_link_urb_to_ep
validation run: crashed=true
reproducing took 1h26m28.132922996s
repro crashed as (corrupted=false):
list_add double add: new=ffff8880295b2018, prev=ffff8880295b2018, next=ffff8880267f1078.
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:35!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 6339 Comm: syz.2.254 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:__list_add_valid_or_report.cold+0x34/0x36 lib/list_debug.c:35
Code: eb ff 90 0f 0b 48 c7 c7 00 5b 62 8c e8 7a c9 eb ff 90 0f 0b 48 89 d9 4c 89 ea 48 89 ee 48 c7 c7 40 5d 62 8c e8 62 c9 eb ff 90 <0f> 0b 48 89 de 48 c7 c7 00 5e 62 8c e8 50 c9 eb ff 90 0f 0b 48 89
RSP: 0000:ffffc900037b7478 EFLAGS: 00010086
RAX: 0000000000000058 RBX: ffff8880267f1078 RCX: 0000000000000000
RDX: 0000000000000058 RSI: ffffffff81e9ad09 RDI: fffff520006f6e80
RBP: ffff8880295b2018 R08: 0000000000000007 R09: 0000000000000000
R10: 8000000000000002 R11: 0000000000000001 R12: ffff8880267f1080
R13: ffff8880295b2018 R14: 0000000000000000 R15: ffff8880295b2018
FS:  0000000000000000(0000) GS:ffff88809574a000(0063) knlGS:0000000057593480
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f71d8e50 CR3: 000000004e2a1000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 __list_add_valid include/linux/list.h:104 [inline]
 __list_add include/linux/list.h:169 [inline]
 list_add_tail include/linux/list.h:206 [inline]
 usb_hcd_link_urb_to_ep+0x220/0x3a0 drivers/usb/core/hcd.c:1154
 dummy_urb_enqueue+0x2b5/0x880 drivers/usb/gadget/udc/dummy_hcd.c:1314
 usb_hcd_submit_urb+0x268/0x2150 drivers/usb/core/hcd.c:1542
 usb_submit_urb+0x827/0x19b0 drivers/usb/core/urb.c:586
 keyspan_usa49_send_setup.isra.0+0x72c/0xf10 drivers/usb/serial/keyspan.c:2466
 keyspan_send_setup+0x179/0x1c0 drivers/usb/serial/keyspan.c:2763
 keyspan_open+0x43b/0x5c0 drivers/usb/serial/keyspan.c:1564
 serial_port_activate+0x181/0x290 drivers/usb/serial/usb-serial.c:268
 tty_port_open+0x161/0x220 drivers/tty/tty_port.c:798
 tty_open+0x2cc/0xe20 drivers/tty/tty_io.c:2112
 chrdev_open+0x234/0x6a0 fs/char_dev.c:411
 do_dentry_open+0x6ab/0x14d0 fs/open.c:996
 vfs_open+0x82/0x3f0 fs/open.c:1101
 do_open fs/namei.c:4866 [inline]
 path_openat+0x19fa/0x2440 fs/namei.c:5029
 do_file_open+0x20e/0x430 fs/namei.c:5058
 do_sys_openat2+0x10f/0x1e0 fs/open.c:1417
 do_sys_open fs/open.c:1423 [inline]
 __do_compat_sys_openat fs/open.c:1485 [inline]
 __se_compat_sys_openat fs/open.c:1483 [inline]
 __ia32_compat_sys_openat+0x12d/0x210 fs/open.c:1483
 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:79 [inline]
 __do_fast_syscall_32+0x13a/0x8b0 arch/x86/entry/syscall_32.c:291
 do_fast_syscall_32+0x32/0x70 arch/x86/entry/syscall_32.c:316
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e
RIP: 0023:0xf73fefec
Code: Unable to access opcode bytes at 0xf73fefc2.
RSP: 002b:00000000ffb57b9c EFLAGS: 00000292 ORIG_RAX: 0000000000000127
RAX: ffffffffffffffda RBX: 00000000ffffff9c RCX: 0000000080000400
RDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__list_add_valid_or_report.cold+0x34/0x36 lib/list_debug.c:35
Code: eb ff 90 0f 0b 48 c7 c7 00 5b 62 8c e8 7a c9 eb ff 90 0f 0b 48 89 d9 4c 89 ea 48 89 ee 48 c7 c7 40 5d 62 8c e8 62 c9 eb ff 90 <0f> 0b 48 89 de 48 c7 c7 00 5e 62 8c e8 50 c9 eb ff 90 0f 0b 48 89
RSP: 0000:ffffc900037b7478 EFLAGS: 00010086
RAX: 0000000000000058 RBX: ffff8880267f1078 RCX: 0000000000000000
RDX: 0000000000000058 RSI: ffffffff81e9ad09 RDI: fffff520006f6e80
RBP: ffff8880295b2018 R08: 0000000000000007 R09: 0000000000000000
R10: 8000000000000002 R11: 0000000000000001 R12: ffff8880267f1080
R13: ffff8880295b2018 R14: 0000000000000000 R15: ffff8880295b2018
FS:  0000000000000000(0000) GS:ffff88809574a000(0063) knlGS:0000000057593480
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f73ff000 CR3: 000000004e2a1000 CR4: 0000000000352ef0

final repro crashed as (corrupted=false):
list_add double add: new=ffff8880295b2018, prev=ffff8880295b2018, next=ffff8880267f1078.
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:35!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 6339 Comm: syz.2.254 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:__list_add_valid_or_report.cold+0x34/0x36 lib/list_debug.c:35
Code: eb ff 90 0f 0b 48 c7 c7 00 5b 62 8c e8 7a c9 eb ff 90 0f 0b 48 89 d9 4c 89 ea 48 89 ee 48 c7 c7 40 5d 62 8c e8 62 c9 eb ff 90 <0f> 0b 48 89 de 48 c7 c7 00 5e 62 8c e8 50 c9 eb ff 90 0f 0b 48 89
RSP: 0000:ffffc900037b7478 EFLAGS: 00010086
RAX: 0000000000000058 RBX: ffff8880267f1078 RCX: 0000000000000000
RDX: 0000000000000058 RSI: ffffffff81e9ad09 RDI: fffff520006f6e80
RBP: ffff8880295b2018 R08: 0000000000000007 R09: 0000000000000000
R10: 8000000000000002 R11: 0000000000000001 R12: ffff8880267f1080
R13: ffff8880295b2018 R14: 0000000000000000 R15: ffff8880295b2018
FS:  0000000000000000(0000) GS:ffff88809574a000(0063) knlGS:0000000057593480
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f71d8e50 CR3: 000000004e2a1000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 __list_add_valid include/linux/list.h:104 [inline]
 __list_add include/linux/list.h:169 [inline]
 list_add_tail include/linux/list.h:206 [inline]
 usb_hcd_link_urb_to_ep+0x220/0x3a0 drivers/usb/core/hcd.c:1154
 dummy_urb_enqueue+0x2b5/0x880 drivers/usb/gadget/udc/dummy_hcd.c:1314
 usb_hcd_submit_urb+0x268/0x2150 drivers/usb/core/hcd.c:1542
 usb_submit_urb+0x827/0x19b0 drivers/usb/core/urb.c:586
 keyspan_usa49_send_setup.isra.0+0x72c/0xf10 drivers/usb/serial/keyspan.c:2466
 keyspan_send_setup+0x179/0x1c0 drivers/usb/serial/keyspan.c:2763
 keyspan_open+0x43b/0x5c0 drivers/usb/serial/keyspan.c:1564
 serial_port_activate+0x181/0x290 drivers/usb/serial/usb-serial.c:268
 tty_port_open+0x161/0x220 drivers/tty/tty_port.c:798
 tty_open+0x2cc/0xe20 drivers/tty/tty_io.c:2112
 chrdev_open+0x234/0x6a0 fs/char_dev.c:411
 do_dentry_open+0x6ab/0x14d0 fs/open.c:996
 vfs_open+0x82/0x3f0 fs/open.c:1101
 do_open fs/namei.c:4866 [inline]
 path_openat+0x19fa/0x2440 fs/namei.c:5029
 do_file_open+0x20e/0x430 fs/namei.c:5058
 do_sys_openat2+0x10f/0x1e0 fs/open.c:1417
 do_sys_open fs/open.c:1423 [inline]
 __do_compat_sys_openat fs/open.c:1485 [inline]
 __se_compat_sys_openat fs/open.c:1483 [inline]
 __ia32_compat_sys_openat+0x12d/0x210 fs/open.c:1483
 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:79 [inline]
 __do_fast_syscall_32+0x13a/0x8b0 arch/x86/entry/syscall_32.c:291
 do_fast_syscall_32+0x32/0x70 arch/x86/entry/syscall_32.c:316
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e
RIP: 0023:0xf73fefec
Code: Unable to access opcode bytes at 0xf73fefc2.
RSP: 002b:00000000ffb57b9c EFLAGS: 00000292 ORIG_RAX: 0000000000000127
RAX: ffffffffffffffda RBX: 00000000ffffff9c RCX: 0000000080000400
RDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__list_add_valid_or_report.cold+0x34/0x36 lib/list_debug.c:35
Code: eb ff 90 0f 0b 48 c7 c7 00 5b 62 8c e8 7a c9 eb ff 90 0f 0b 48 89 d9 4c 89 ea 48 89 ee 48 c7 c7 40 5d 62 8c e8 62 c9 eb ff 90 <0f> 0b 48 89 de 48 c7 c7 00 5e 62 8c e8 50 c9 eb ff 90 0f 0b 48 89
RSP: 0000:ffffc900037b7478 EFLAGS: 00010086
RAX: 0000000000000058 RBX: ffff8880267f1078 RCX: 0000000000000000
RDX: 0000000000000058 RSI: ffffffff81e9ad09 RDI: fffff520006f6e80
RBP: ffff8880295b2018 R08: 0000000000000007 R09: 0000000000000000
R10: 8000000000000002 R11: 0000000000000001 R12: ffff8880267f1080
R13: ffff8880295b2018 R14: 0000000000000000 R15: ffff8880295b2018
FS:  0000000000000000(0000) GS:ffff88809574a000(0063) knlGS:0000000057593480
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f73ff000 CR3: 000000004e2a1000 CR4: 0000000000352ef0