Extracting prog: 51.845084213s
Minimizing prog: 17m28.773272588s
Simplifying prog options: 0s
Extracting C: 21.486370138s
Simplifying C: 3m43.835238679s
extracting reproducer from 24 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs: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}}): mkdirat-mount-openat-openat-write-close-openat-openat-write-close
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
close(r1)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
close(r3)
program crashed: general protection fault in ucsi_acpi_probe
single: successfully extracted reproducer
found reproducer with 10 syscalls
minimizing guilty program
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}}): mkdirat-mount-openat-openat-write-close-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
close(r1)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
program crashed: general protection fault in ucsi_acpi_probe
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}}): mkdirat-mount-openat-openat-write-close-openat-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
close(r1)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
program did not crash
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}}): mkdirat-mount-openat-openat-write-close-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
close(r1)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f0000000600)='pcspkr\n', 0x7)
program did not crash
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}}): mkdirat-mount-openat-openat-write-close-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
close(r1)
r2 = openat(0xffffffffffffffff, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000600)='pcspkr\n', 0x7)
program did not crash
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
program crashed: general protection fault in ucsi_acpi_probe
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}}): mkdirat-mount-openat-openat-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r2 = openat(r1, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000600)='pcspkr\n', 0x7)
program did not crash
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}}): mkdirat-mount-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000600)='pcspkr\n', 0x7)
program did not crash
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}}): mkdirat-mount-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffffff, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r2 = openat(r1, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000600)='pcspkr\n', 0x7)
program did not crash
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}}): mkdirat-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
program did not crash
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}}): mount-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
program did not crash
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
program did not crash
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
program did not crash
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
program did not crash
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
program did not crash
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, 0x0, 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
program did not crash
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
program did not crash
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300), 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
program did not crash
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r2 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
program did not crash
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, 0x0, 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
program did not crash
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, 0x0, 0x0)
program did not crash
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600), 0x0)
program did not crash
program did not crash
extracting C reproducer
testing compiled C 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}}): mkdirat-mount-openat-openat-write-openat-openat-write
program crashed: general protection fault in ucsi_acpi_probe
simplifying C reproducer
testing compiled C program (duration=30s, {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}}): mkdirat-mount-openat-openat-write-openat-openat-write
program crashed: general protection fault in ucsi_acpi_probe
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
program crashed: general protection fault in ucsi_acpi_probe
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
program crashed: general protection fault in ucsi_acpi_probe
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
program crashed: general protection fault in ucsi_acpi_probe
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
program crashed: general protection fault in ucsi_acpi_probe
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
program crashed: general protection fault in ucsi_acpi_probe
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
program crashed: general protection fault in ucsi_acpi_probe
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
program crashed: general protection fault in ucsi_acpi_probe
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
program crashed: general protection fault in ucsi_acpi_probe
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}}): mkdirat-mount-openat-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr\x00', 0x0, 0x0)
r1 = openat(r0, &(0x7f0000000200)='driver_override\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='ucsi_acpi\n', 0xa)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/ucsi_acpi\x00', 0x0, 0x0)
r3 = openat(r2, &(0x7f0000000500)='bind\x00', 0x1, 0x0)
write(r3, &(0x7f0000000600)='pcspkr\n', 0x7)
program crashed: general protection fault in ucsi_acpi_probe
validation run: crashed=true
reproducing took 24m0.524754856s
repro crashed as (corrupted=false):
Oops: general protection fault, probably for non-canonical address 0xdffffc00000000dd: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x00000000000006e8-0x00000000000006ef]
CPU: 1 UID: 0 PID: 5929 Comm: syz.0.17 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:ucsi_acpi_probe+0x84/0x560 drivers/usb/typec/ucsi/ucsi_acpi.c:199
Code: 84 db 74 09 e8 bd 90 09 fa 49 8d 6d f0 e8 b4 90 09 fa 48 8d bd ec 06 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 ea
RSP: 0018:ffffc90004f87b00 EFLAGS: 00010207
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 00000000000000dd RSI: ffffffff8801d11c RDI: 00000000000006ec
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff888022c55000
R13: 0000000000000000 R14: ffff888022c55430 R15: ffff888022c55070
FS: 0000000000000000(0000) GS:ffff888096a60000(0063) knlGS:0000000056cd1480
CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f7133200 CR3: 0000000021d2a000 CR4: 0000000000352ef0
Call Trace:
platform_probe+0x106/0x1d0 drivers/base/platform.c:1507
call_driver_probe drivers/base/dd.c:628 [inline]
really_probe+0x241/0xa60 drivers/base/dd.c:706
__driver_probe_device+0x210/0x460 drivers/base/dd.c:868
device_driver_attach+0xd1/0x220 drivers/base/dd.c:1203
bind_store+0xf4/0x190 drivers/base/bus.c:267
drv_attr_store+0x74/0xb0 drivers/base/bus.c:125
sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:145
kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:345
new_sync_write fs/read_write.c:595 [inline]
vfs_write+0x6af/0x1050 fs/read_write.c:687
ksys_write+0x12a/0x250 fs/read_write.c:739
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: 0023:0xf6feefec
Code: Unable to access opcode bytes at 0xf6feefc2.
RSP: 002b:00000000ff88838c EFLAGS: 00000296 ORIG_RAX: 0000000000000004
RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000080000600
RDX: 0000000000000007 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ucsi_acpi_probe+0x84/0x560 drivers/usb/typec/ucsi/ucsi_acpi.c:199
Code: 84 db 74 09 e8 bd 90 09 fa 49 8d 6d f0 e8 b4 90 09 fa 48 8d bd ec 06 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 ea
RSP: 0018:ffffc90004f87b00 EFLAGS: 00010207
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 00000000000000dd RSI: ffffffff8801d11c RDI: 00000000000006ec
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff888022c55000
R13: 0000000000000000 R14: ffff888022c55430 R15: ffff888022c55070
FS: 0000000000000000(0000) GS:ffff888096a60000(0063) knlGS:0000000056cd1480
CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f6fef000 CR3: 0000000021d2a000 CR4: 0000000000352ef0
----------------
Code disassembly (best guess):
0: 84 db test %bl,%bl
2: 74 09 je 0xd
4: e8 bd 90 09 fa call 0xfa0990c6
9: 49 8d 6d f0 lea -0x10(%r13),%rbp
d: e8 b4 90 09 fa call 0xfa0990c6
12: 48 8d bd ec 06 00 00 lea 0x6ec(%rbp),%rdi
19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
20: fc ff df
23: 48 89 fa mov %rdi,%rdx
26: 48 c1 ea 03 shr $0x3,%rdx
* 2a: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx <-- trapping instruction
2e: 48 89 f8 mov %rdi,%rax
31: 83 e0 07 and $0x7,%eax
34: 83 c0 03 add $0x3,%eax
37: 38 d0 cmp %dl,%al
39: 7c 08 jl 0x43
3b: 84 d2 test %dl,%dl
3d: 0f .byte 0xf
3e: 85 ea test %ebp,%edx
final repro crashed as (corrupted=false):
Oops: general protection fault, probably for non-canonical address 0xdffffc00000000dd: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x00000000000006e8-0x00000000000006ef]
CPU: 1 UID: 0 PID: 5929 Comm: syz.0.17 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:ucsi_acpi_probe+0x84/0x560 drivers/usb/typec/ucsi/ucsi_acpi.c:199
Code: 84 db 74 09 e8 bd 90 09 fa 49 8d 6d f0 e8 b4 90 09 fa 48 8d bd ec 06 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 ea
RSP: 0018:ffffc90004f87b00 EFLAGS: 00010207
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 00000000000000dd RSI: ffffffff8801d11c RDI: 00000000000006ec
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff888022c55000
R13: 0000000000000000 R14: ffff888022c55430 R15: ffff888022c55070
FS: 0000000000000000(0000) GS:ffff888096a60000(0063) knlGS:0000000056cd1480
CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f7133200 CR3: 0000000021d2a000 CR4: 0000000000352ef0
Call Trace:
platform_probe+0x106/0x1d0 drivers/base/platform.c:1507
call_driver_probe drivers/base/dd.c:628 [inline]
really_probe+0x241/0xa60 drivers/base/dd.c:706
__driver_probe_device+0x210/0x460 drivers/base/dd.c:868
device_driver_attach+0xd1/0x220 drivers/base/dd.c:1203
bind_store+0xf4/0x190 drivers/base/bus.c:267
drv_attr_store+0x74/0xb0 drivers/base/bus.c:125
sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:145
kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:345
new_sync_write fs/read_write.c:595 [inline]
vfs_write+0x6af/0x1050 fs/read_write.c:687
ksys_write+0x12a/0x250 fs/read_write.c:739
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: 0023:0xf6feefec
Code: Unable to access opcode bytes at 0xf6feefc2.
RSP: 002b:00000000ff88838c EFLAGS: 00000296 ORIG_RAX: 0000000000000004
RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000080000600
RDX: 0000000000000007 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ucsi_acpi_probe+0x84/0x560 drivers/usb/typec/ucsi/ucsi_acpi.c:199
Code: 84 db 74 09 e8 bd 90 09 fa 49 8d 6d f0 e8 b4 90 09 fa 48 8d bd ec 06 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 ea
RSP: 0018:ffffc90004f87b00 EFLAGS: 00010207
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 00000000000000dd RSI: ffffffff8801d11c RDI: 00000000000006ec
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff888022c55000
R13: 0000000000000000 R14: ffff888022c55430 R15: ffff888022c55070
FS: 0000000000000000(0000) GS:ffff888096a60000(0063) knlGS:0000000056cd1480
CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f6fef000 CR3: 0000000021d2a000 CR4: 0000000000352ef0
----------------
Code disassembly (best guess):
0: 84 db test %bl,%bl
2: 74 09 je 0xd
4: e8 bd 90 09 fa call 0xfa0990c6
9: 49 8d 6d f0 lea -0x10(%r13),%rbp
d: e8 b4 90 09 fa call 0xfa0990c6
12: 48 8d bd ec 06 00 00 lea 0x6ec(%rbp),%rdi
19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
20: fc ff df
23: 48 89 fa mov %rdi,%rdx
26: 48 c1 ea 03 shr $0x3,%rdx
* 2a: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx <-- trapping instruction
2e: 48 89 f8 mov %rdi,%rax
31: 83 e0 07 and $0x7,%eax
34: 83 c0 03 add $0x3,%eax
37: 38 d0 cmp %dl,%al
39: 7c 08 jl 0x43
3b: 84 d2 test %dl,%dl
3d: 0f .byte 0xf
3e: 85 ea test %ebp,%edx