Extracting prog: 1m32.388383709s
Minimizing prog: 27m54.9518624s
Simplifying prog options: 0s
Extracting C: 1m52.900837655s
Simplifying C: 11m29.979542658s
extracting reproducer from 30 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:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-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/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000200)='acpi-fan\x00', 0x9)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000400)='pcspkr', 0x6)
program crashed: general protection fault in acpi_fan_probe
single: successfully extracted reproducer
found reproducer with 6 syscalls
minimizing guilty program
testing program (duration=47.308831917s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-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/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000200)='acpi-fan\x00', 0x9)
openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
program did not crash
testing program (duration=47.308831917s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-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/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000200)='acpi-fan\x00', 0x9)
write(0xffffffffffffffff, &(0x7f0000000400)='pcspkr', 0x6)
program did not crash
testing program (duration=47.308831917s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-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/driver_override\x00', 0x1, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000400)='pcspkr', 0x6)
program did not crash
testing program (duration=47.308831917s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f0000000200)='acpi-fan\x00', 0x9)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000400)='pcspkr', 0x6)
program did not crash
testing program (duration=47.308831917s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/platform/devices/pcspkr/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000200)='acpi-fan\x00', 0x9)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000400)='pcspkr', 0x6)
program did not crash
testing program (duration=47.308831917s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mount-openat-write-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/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000200)='acpi-fan\x00', 0x9)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000400)='pcspkr', 0x6)
program did not crash
testing program (duration=47.308831917s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-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/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000200)='acpi-fan\x00', 0x9)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000400)='pcspkr', 0x6)
program did not crash
testing program (duration=47.308831917s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-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/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000200)='acpi-fan\x00', 0x9)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000400)='pcspkr', 0x6)
program did not crash
testing program (duration=47.308831917s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-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/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000200)='acpi-fan\x00', 0x9)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000400)='pcspkr', 0x6)
program did not crash
testing program (duration=47.308831917s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-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, 0x1, 0x0)
write(r0, &(0x7f0000000200)='acpi-fan\x00', 0x9)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000400)='pcspkr', 0x6)
program did not crash
testing program (duration=47.308831917s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-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/driver_override\x00', 0x1, 0x0)
write(r0, 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000400)='pcspkr', 0x6)
program did not crash
testing program (duration=47.308831917s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-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/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000200), 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000400)='pcspkr', 0x6)
program did not crash
testing program (duration=47.308831917s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-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/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000200)='acpi-fan\x00', 0x9)
r1 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r1, &(0x7f0000000400)='pcspkr', 0x6)
program did not crash
testing program (duration=47.308831917s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-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/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000200)='acpi-fan\x00', 0x9)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
write(r1, 0x0, 0x0)
program did not crash
testing program (duration=47.308831917s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-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/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000200)='acpi-fan\x00', 0x9)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000400), 0x0)
program did not crash
extracting C reproducer
testing compiled C program (duration=47.308831917s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
program crashed: general protection fault in acpi_fan_probe
simplifying C reproducer
testing compiled C program (duration=47.308831917s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
program crashed: general protection fault in acpi_fan_probe
testing compiled C program (duration=47.308831917s, {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-write-openat-write
program crashed: general protection fault in acpi_fan_probe
testing compiled C program (duration=47.308831917s, {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-write-openat-write
program crashed: general protection fault in acpi_fan_probe
testing compiled C program (duration=47.308831917s, {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-write-openat-write
program crashed: general protection fault in acpi_fan_probe
testing compiled C program (duration=47.308831917s, {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-write-openat-write
program crashed: general protection fault in acpi_fan_probe
testing compiled C program (duration=47.308831917s, {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-write-openat-write
program crashed: general protection fault in acpi_fan_probe
testing compiled C program (duration=47.308831917s, {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-write-openat-write
program crashed: general protection fault in acpi_fan_probe
testing program (duration=47.308831917s, {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-write-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/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000200)='acpi-fan\x00', 0x9)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000400)='pcspkr', 0x6)
program crashed: general protection fault in acpi_fan_probe
validation run: crashed=true
testing program (duration=47.308831917s, {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-write-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/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000200)='acpi-fan\x00', 0x9)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000400)='pcspkr', 0x6)
program crashed: general protection fault in acpi_fan_probe
validation run: crashed=true
testing program (duration=47.308831917s, {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-write-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/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000200)='acpi-fan\x00', 0x9)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/drivers/acpi-fan/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000400)='pcspkr', 0x6)
program crashed: general protection fault in acpi_fan_probe
validation run: crashed=true
reproducing took 48m40.371795274s
repro crashed as (corrupted=false):
general protection fault, probably for non-canonical address 0xdffffc0000000050: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000280-0x0000000000000287]
CPU: 0 PID: 4341 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:acpi_fan_probe+0x109/0x10b0 drivers/acpi/fan.c:387
Code: 00 48 85 c0 0f 84 1c 05 00 00 48 89 c2 4c 89 7c 24 48 48 8d 8b 80 02 00 00 49 89 cf 49 c1 ef 03 48 b8 00 00 00 00 00 fc ff df <41> 80 3c 07 00 48 89 4c 24 28 48 89 54 24 30 74 18 48 8d bb 80 02
RSP: 0018:ffffc9000319f8e0 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000280
RDX: ffff888022922628 RSI: ffffffff8a2b2be0 RDI: 00000000ffffffff
RBP: ffffc9000319fa98 R08: ffffffff901ee17f R09: 1ffffffff203dc2f
R10: dffffc0000000000 R11: fffffbfff203dc30 R12: ffff888141b95000
R13: 1ffff92000633f2c R14: fffffffffffffff0 R15: 0000000000000050
FS: 0000555576344500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30d63fff CR3: 0000000024ef8000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
platform_probe+0x137/0x1c0 drivers/base/platform.c:1391
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x276/0xc70 drivers/base/dd.c:595
__driver_probe_device+0x1f5/0x390 drivers/base/dd.c:775
device_driver_attach+0xdc/0x1d0 drivers/base/dd.c:1096
bind_store+0x33b/0x380 drivers/base/bus.c:216
kernfs_fop_write_iter+0x3a8/0x500 fs/kernfs/file.c:296
call_write_iter include/linux/fs.h:2173 [inline]
new_sync_write fs/read_write.c:507 [inline]
vfs_write+0x748/0xd70 fs/read_write.c:594
ksys_write+0x153/0x260 fs/read_write.c:647
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f3f2e1270d9
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:00007fffc0f76778 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f3f2e3aefa0 RCX: 00007f3f2e1270d9
RDX: 0000000000000006 RSI: 0000200000000400 RDI: 0000000000000004
RBP: 00007f3f2e1be024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f3f2e3aefac R14: 00007f3f2e3aefa0 R15: 00007f3f2e3aefa0
Modules linked in:
---[ end trace d027011767af89fe ]---
RIP: 0010:acpi_fan_probe+0x109/0x10b0 drivers/acpi/fan.c:387
Code: 00 48 85 c0 0f 84 1c 05 00 00 48 89 c2 4c 89 7c 24 48 48 8d 8b 80 02 00 00 49 89 cf 49 c1 ef 03 48 b8 00 00 00 00 00 fc ff df <41> 80 3c 07 00 48 89 4c 24 28 48 89 54 24 30 74 18 48 8d bb 80 02
RSP: 0018:ffffc9000319f8e0 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000280
RDX: ffff888022922628 RSI: ffffffff8a2b2be0 RDI: 00000000ffffffff
RBP: ffffc9000319fa98 R08: ffffffff901ee17f R09: 1ffffffff203dc2f
R10: dffffc0000000000 R11: fffffbfff203dc30 R12: ffff888141b95000
R13: 1ffff92000633f2c R14: fffffffffffffff0 R15: 0000000000000050
FS: 0000555576344500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30d63fff CR3: 0000000024ef8000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 00 48 85 add %cl,-0x7b(%rax)
3: c0 0f 84 rorb $0x84,(%rdi)
6: 1c 05 sbb $0x5,%al
8: 00 00 add %al,(%rax)
a: 48 89 c2 mov %rax,%rdx
d: 4c 89 7c 24 48 mov %r15,0x48(%rsp)
12: 48 8d 8b 80 02 00 00 lea 0x280(%rbx),%rcx
19: 49 89 cf mov %rcx,%r15
1c: 49 c1 ef 03 shr $0x3,%r15
20: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
27: fc ff df
* 2a: 41 80 3c 07 00 cmpb $0x0,(%r15,%rax,1) <-- trapping instruction
2f: 48 89 4c 24 28 mov %rcx,0x28(%rsp)
34: 48 89 54 24 30 mov %rdx,0x30(%rsp)
39: 74 18 je 0x53
3b: 48 rex.W
3c: 8d .byte 0x8d
3d: bb .byte 0xbb
3e: 80 .byte 0x80
3f: 02 .byte 0x2
final repro crashed as (corrupted=false):
general protection fault, probably for non-canonical address 0xdffffc0000000050: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000280-0x0000000000000287]
CPU: 0 PID: 4341 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:acpi_fan_probe+0x109/0x10b0 drivers/acpi/fan.c:387
Code: 00 48 85 c0 0f 84 1c 05 00 00 48 89 c2 4c 89 7c 24 48 48 8d 8b 80 02 00 00 49 89 cf 49 c1 ef 03 48 b8 00 00 00 00 00 fc ff df <41> 80 3c 07 00 48 89 4c 24 28 48 89 54 24 30 74 18 48 8d bb 80 02
RSP: 0018:ffffc9000319f8e0 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000280
RDX: ffff888022922628 RSI: ffffffff8a2b2be0 RDI: 00000000ffffffff
RBP: ffffc9000319fa98 R08: ffffffff901ee17f R09: 1ffffffff203dc2f
R10: dffffc0000000000 R11: fffffbfff203dc30 R12: ffff888141b95000
R13: 1ffff92000633f2c R14: fffffffffffffff0 R15: 0000000000000050
FS: 0000555576344500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30d63fff CR3: 0000000024ef8000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
platform_probe+0x137/0x1c0 drivers/base/platform.c:1391
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x276/0xc70 drivers/base/dd.c:595
__driver_probe_device+0x1f5/0x390 drivers/base/dd.c:775
device_driver_attach+0xdc/0x1d0 drivers/base/dd.c:1096
bind_store+0x33b/0x380 drivers/base/bus.c:216
kernfs_fop_write_iter+0x3a8/0x500 fs/kernfs/file.c:296
call_write_iter include/linux/fs.h:2173 [inline]
new_sync_write fs/read_write.c:507 [inline]
vfs_write+0x748/0xd70 fs/read_write.c:594
ksys_write+0x153/0x260 fs/read_write.c:647
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f3f2e1270d9
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:00007fffc0f76778 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f3f2e3aefa0 RCX: 00007f3f2e1270d9
RDX: 0000000000000006 RSI: 0000200000000400 RDI: 0000000000000004
RBP: 00007f3f2e1be024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f3f2e3aefac R14: 00007f3f2e3aefa0 R15: 00007f3f2e3aefa0
Modules linked in:
---[ end trace d027011767af89fe ]---
RIP: 0010:acpi_fan_probe+0x109/0x10b0 drivers/acpi/fan.c:387
Code: 00 48 85 c0 0f 84 1c 05 00 00 48 89 c2 4c 89 7c 24 48 48 8d 8b 80 02 00 00 49 89 cf 49 c1 ef 03 48 b8 00 00 00 00 00 fc ff df <41> 80 3c 07 00 48 89 4c 24 28 48 89 54 24 30 74 18 48 8d bb 80 02
RSP: 0018:ffffc9000319f8e0 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000280
RDX: ffff888022922628 RSI: ffffffff8a2b2be0 RDI: 00000000ffffffff
RBP: ffffc9000319fa98 R08: ffffffff901ee17f R09: 1ffffffff203dc2f
R10: dffffc0000000000 R11: fffffbfff203dc30 R12: ffff888141b95000
R13: 1ffff92000633f2c R14: fffffffffffffff0 R15: 0000000000000050
FS: 0000555576344500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30d63fff CR3: 0000000024ef8000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 00 48 85 add %cl,-0x7b(%rax)
3: c0 0f 84 rorb $0x84,(%rdi)
6: 1c 05 sbb $0x5,%al
8: 00 00 add %al,(%rax)
a: 48 89 c2 mov %rax,%rdx
d: 4c 89 7c 24 48 mov %r15,0x48(%rsp)
12: 48 8d 8b 80 02 00 00 lea 0x280(%rbx),%rcx
19: 49 89 cf mov %rcx,%r15
1c: 49 c1 ef 03 shr $0x3,%r15
20: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
27: fc ff df
* 2a: 41 80 3c 07 00 cmpb $0x0,(%r15,%rax,1) <-- trapping instruction
2f: 48 89 4c 24 28 mov %rcx,0x28(%rsp)
34: 48 89 54 24 30 mov %rdx,0x30(%rsp)
39: 74 18 je 0x53
3b: 48 rex.W
3c: 8d .byte 0x8d
3d: bb .byte 0xbb
3e: 80 .byte 0x80
3f: 02 .byte 0x2