Extracting prog: 54.447541359s
Minimizing prog: 21m0.631019644s
Simplifying prog options: 0s
Extracting C: 29.32528025s
Simplifying C: 4m45.667646028s


extracting reproducer from 28 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:false Wifi:false IEEE802154:false 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-close-openat-write-close-openat-write-close
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
close(r0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
close(r1)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)
close(r2)

program crashed: KASAN: slab-out-of-bounds Read in reg_fixed_voltage_probe
single: successfully extracted reproducer
found reproducer with 11 syscalls
minimizing guilty program
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-close-openat-write-close-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
close(r0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
close(r1)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program crashed: KASAN: slab-out-of-bounds Read in reg_fixed_voltage_probe
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-close-openat-write-close-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
close(r0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
close(r1)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-close-openat-write-close-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
close(r0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
close(r1)
write(0xffffffffffffffff, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-close-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
close(r0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program crashed: KASAN: slab-out-of-bounds Read in reg_fixed_voltage_probe
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-close-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
close(r0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-close-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
close(r0)
write(0xffffffffffffffff, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program crashed: KASAN: slab-out-of-bounds Read in reg_fixed_voltage_probe
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
detailed listing:
executing program 0:
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300), 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r1 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500), 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, 0x0, 0x0)

program did not crash
testing program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700), 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
program crashed: KASAN: slab-out-of-bounds Read in reg_fixed_voltage_probe
simplifying C reproducer
testing compiled C program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
program crashed: KASAN: slab-out-of-bounds Read in reg_fixed_voltage_probe
testing compiled C program (duration=35.010180304s, {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:false Wifi:false IEEE802154:false 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-openat-write
program crashed: KASAN: slab-out-of-bounds Read in reg_fixed_voltage_probe
testing compiled C program (duration=35.010180304s, {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-openat-write
program crashed: KASAN: slab-out-of-bounds Read in reg_fixed_voltage_probe
testing compiled C program (duration=35.010180304s, {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-openat-write
program crashed: KASAN: slab-out-of-bounds Read in reg_fixed_voltage_probe
testing compiled C program (duration=35.010180304s, {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-openat-write
program crashed: KASAN: slab-out-of-bounds Read in reg_fixed_voltage_probe
testing compiled C program (duration=35.010180304s, {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-openat-write
program crashed: KASAN: slab-out-of-bounds Read in reg_fixed_voltage_probe
testing program (duration=35.010180304s, {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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program crashed: KASAN: slab-out-of-bounds Read in reg_fixed_voltage_probe
validation run: crashed=true
testing program (duration=35.010180304s, {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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program crashed: KASAN: slab-out-of-bounds Read in reg_fixed_voltage_probe
validation run: crashed=true
testing program (duration=35.010180304s, {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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/dummy_udc.0/driver_override\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='reg-fixed-voltage\x00', 0x12)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/platform/drivers/dummy_udc/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='dummy_udc.0\x00', 0xb)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/platform/drivers/reg-fixed-voltage/bind\x00', 0x1, 0x0)
write(r2, &(0x7f0000000700)='dummy_udc.0\x00', 0xb)

program crashed: KASAN: slab-out-of-bounds Read in reg_fixed_voltage_probe
validation run: crashed=true
reproducing took 30m9.41650028s
repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: slab-out-of-bounds in reg_fixed_voltage_probe+0xb62/0xd90 drivers/regulator/fixed.c:279
Read of size 4 at addr ffff88810a6a3f34 by task syz.2.17/382

CPU: 0 UID: 0 PID: 382 Comm: syz.2.17 Not tainted syzkaller #0 119f1c0cd44458c2ddc7f806e6d4d2dd11ae7dae
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:94
 dump_stack_lvl+0x140/0x1c0 lib/dump_stack.c:120
 print_address_description+0x71/0x210 mm/kasan/report.c:377
 print_report+0x4a/0x70 mm/kasan/report.c:481
 kasan_report+0x162/0x1a0 mm/kasan/report.c:594
 __asan_report_load4_noabort+0x18/0x20 mm/kasan/report_generic.c:380
 reg_fixed_voltage_probe+0xb62/0xd90 drivers/regulator/fixed.c:279
 platform_probe+0x17a/0x200 drivers/base/platform.c:1404
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2e1/0x8b0 drivers/base/dd.c:657
 __driver_probe_device+0x193/0x280 drivers/base/dd.c:799
 device_driver_attach+0xdb/0x1f0 drivers/base/dd.c:1126
 bind_store+0x1dc/0x230 drivers/base/bus.c:267
 drv_attr_store+0x91/0xb0 drivers/base/bus.c:125
 sysfs_kf_write+0x13e/0x160 fs/sysfs/file.c:136
 kernfs_fop_write_iter+0x319/0x510 fs/kernfs/file.c:352
 new_sync_write fs/read_write.c:591 [inline]
 vfs_write+0x75f/0xfd0 fs/read_write.c:684
 ksys_write+0x145/0x260 fs/read_write.c:737
 __do_sys_write fs/read_write.c:749 [inline]
 __se_sys_write fs/read_write.c:746 [inline]
 __x64_sys_write+0x7f/0x90 fs/read_write.c:746
 x64_sys_call+0x271c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:2
 do_syscall_x64 arch/x86/entry/common.c:47 [inline]
 do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fc257b9e0d9
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:00007ffc19750238 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fc257e25fa0 RCX: 00007fc257b9e0d9
RDX: 000000000000000b RSI: 0000200000000700 RDI: 0000000000000005
RBP: 00007fc257c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fc257e25fac R14: 00007fc257e25fa0 R15: 00007fc257e25fa0
 </TASK>

Allocated by task 1:
 kasan_save_stack mm/kasan/common.c:49 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:70
 kasan_save_alloc_info+0x3a/0x50 mm/kasan/generic.c:565
 poison_kmalloc_redzone mm/kasan/common.c:379 [inline]
 __kasan_kmalloc+0x96/0xb0 mm/kasan/common.c:396
 kasan_kmalloc include/linux/kasan.h:261 [inline]
 __do_kmalloc_node mm/slub.c:4395 [inline]
 __kmalloc_node_track_caller_noprof+0x24e/0x4f0 mm/slub.c:4414
 kmemdup_noprof+0x31/0x80 mm/util.c:139
 kmemdup_noprof include/linux/fortify-string.h:753 [inline]
 platform_device_add_data+0x49/0x130 drivers/base/platform.c:639
 dummy_hcd_init+0x779/0x1230 drivers/usb/gadget/udc/dummy_hcd.c:2841
 do_one_initcall+0x1e8/0x6a0 init/main.c:1406
 do_initcall_level+0x174/0x2e5 init/main.c:1468
 do_initcalls+0x7e/0x160 init/main.c:1484
 do_basic_setup+0x95/0xb0 init/main.c:1503
 kernel_init_freeable+0x2b1/0x400 init/main.c:1717
 kernel_init+0x21/0x1e0 init/main.c:1606
 ret_from_fork+0x67/0xa0 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244

The buggy address belongs to the object at ffff88810a6a3f20
 which belongs to the cache kmalloc-8 of size 8
The buggy address is located 12 bytes to the right of
 allocated 8-byte region [ffff88810a6a3f20, ffff88810a6a3f28)

The buggy address belongs to the physical page:
page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10a6a3
flags: 0x4000000000000000(zone=1)
page_type: f5(slab)
raw: 4000000000000000 ffff888100041500 ffffea000415b780 dead000000000002
raw: 0000000000000000 0000000000800080 00000001f5000000 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x52cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 1, tgid 1 (swapper/0), ts 3274944212, free_ts 0
 set_page_owner include/linux/page_owner.h:35 [inline]
 post_alloc_hook+0x37d/0x3b0 mm/page_alloc.c:1863
 prep_new_page+0x2d/0x180 mm/page_alloc.c:1871
 get_page_from_freelist+0x4aea/0x4ba0 mm/page_alloc.c:3948
 __alloc_pages_noprof+0x35a/0x7e0 mm/page_alloc.c:5315
 alloc_slab_page+0x6b/0x1e0 mm/slub.c:-1
 allocate_slab+0x69/0x430 mm/slub.c:2687
 new_slab mm/slub.c:2741 [inline]
 ___slab_alloc+0x591/0x8c0 mm/slub.c:3934
 __slab_alloc mm/slub.c:4025 [inline]
 __slab_alloc_node mm/slub.c:4078 [inline]
 slab_alloc_node mm/slub.c:4239 [inline]
 __kmalloc_cache_noprof+0x2cd/0x470 mm/slub.c:4421
 kmalloc_noprof include/linux/slab.h:881 [inline]
 kmalloc_array_noprof include/linux/slab.h:-1 [inline]
 alloc_node_to_cpumask lib/group_cpus.c:50 [inline]
 group_cpus_evenly+0xe3/0x510 lib/group_cpus.c:364
 irq_create_affinity_masks+0x343/0xaf0 kernel/irq/affinity.c:74
 msix_setup_interrupts drivers/pci/msi/msi.c:676 [inline]
 msix_capability_init+0x348/0xef0 drivers/pci/msi/msi.c:740
 __pci_enable_msix_range+0x566/0x6c0 drivers/pci/msi/msi.c:850
 pci_alloc_irq_vectors_affinity+0x12f/0x2f0 drivers/pci/msi/api.c:270
 vp_request_msix_vectors drivers/virtio/virtio_pci_common.c:160 [inline]
 vp_find_vqs_msix+0x5b2/0xf30 drivers/virtio/virtio_pci_common.c:417
 vp_find_vqs+0x9e/0x810 drivers/virtio/virtio_pci_common.c:525
 virtio_find_vqs include/linux/virtio_config.h:226 [inline]
 virtscsi_init+0x84b/0x1090 drivers/scsi/virtio_scsi.c:882
page_owner free stack trace missing

Memory state around the buggy address:
 ffff88810a6a3e00: 00 fc fc fc 03 fc fc fc 00 fc fc fc 00 fc fc fc
 ffff88810a6a3e80: 03 fc fc fc 00 fc fc fc fa fc fc fc 00 fc fc fc
>ffff88810a6a3f00: 03 fc fc fc 00 fc fc fc 03 fc fc fc 00 fc fc fc
                                     ^
 ffff88810a6a3f80: 05 fc fc fc 00 fc fc fc 03 fc fc fc 00 fc fc fc
 ffff88810a6a4000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
==================================================================
Oops: general protection fault, probably for non-canonical address 0xdffffc00000006e6: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: probably user-memory-access in range [0x0000000000003730-0x0000000000003737]
CPU: 0 UID: 0 PID: 382 Comm: syz.2.17 Tainted: G    B              syzkaller #0 119f1c0cd44458c2ddc7f806e6d4d2dd11ae7dae
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:regulator_register+0x929/0x19e0 drivers/regulator/core.c:5756
Code: a0 04 00 00 48 c7 c6 c0 aa 55 81 ba 00 00 20 00 31 c9 45 31 c0 e8 d7 ee 5c fe 4c 8b 7d b8 4d 85 ff 74 24 4c 89 f8 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 ff e8 09 cd c6 fe 4d 8b 3f 4d 85 ff 74 0e
RSP: 0018:ffffc9000111f858 EFLAGS: 00010202

RAX: 00000000000006e6 RBX: dffffc0000000000 RCX: ffff888115462600
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000111f900 R08: 0000000000000000 R09: 0000000000000000
R10: ffff888116dcc080 R11: ffffed1022db9812 R12: ffffc9000111f900
R13: ffff888116dcc0e8 R14: ffff888116dcc000 R15: 0000000000003732
FS:  0000555565db1500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc257a70000 CR3: 0000000116a7a000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 devm_regulator_register+0x55/0xc0 drivers/regulator/devres.c:477
 reg_fixed_voltage_probe+0x8f1/0xd90 drivers/regulator/fixed.c:331
 platform_probe+0x17a/0x200 drivers/base/platform.c:1404
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2e1/0x8b0 drivers/base/dd.c:657
 __driver_probe_device+0x193/0x280 drivers/base/dd.c:799
 device_driver_attach+0xdb/0x1f0 drivers/base/dd.c:1126
 bind_store+0x1dc/0x230 drivers/base/bus.c:267
 drv_attr_store+0x91/0xb0 drivers/base/bus.c:125
 sysfs_kf_write+0x13e/0x160 fs/sysfs/file.c:136
 kernfs_fop_write_iter+0x319/0x510 fs/kernfs/file.c:352
 new_sync_write fs/read_write.c:591 [inline]
 vfs_write+0x75f/0xfd0 fs/read_write.c:684
 ksys_write+0x145/0x260 fs/read_write.c:737
 __do_sys_write fs/read_write.c:749 [inline]
 __se_sys_write fs/read_write.c:746 [inline]
 __x64_sys_write+0x7f/0x90 fs/read_write.c:746
 x64_sys_call+0x271c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:2
 do_syscall_x64 arch/x86/entry/common.c:47 [inline]
 do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fc257b9e0d9
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:00007ffc19750238 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fc257e25fa0 RCX: 00007fc257b9e0d9
RDX: 000000000000000b RSI: 0000200000000700 RDI: 0000000000000005
RBP: 00007fc257c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fc257e25fac R14: 00007fc257e25fa0 R15: 00007fc257e25fa0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:regulator_register+0x929/0x19e0 drivers/regulator/core.c:5756
Code: a0 04 00 00 48 c7 c6 c0 aa 55 81 ba 00 00 20 00 31 c9 45 31 c0 e8 d7 ee 5c fe 4c 8b 7d b8 4d 85 ff 74 24 4c 89 f8 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 ff e8 09 cd c6 fe 4d 8b 3f 4d 85 ff 74 0e
RSP: 0018:ffffc9000111f858 EFLAGS: 00010202
RAX: 00000000000006e6 RBX: dffffc0000000000 RCX: ffff888115462600
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000111f900 R08: 0000000000000000 R09: 0000000000000000
R10: ffff888116dcc080 R11: ffffed1022db9812 R12: ffffc9000111f900
R13: ffff888116dcc0e8 R14: ffff888116dcc000 R15: 0000000000003732
FS:  0000555565db1500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055fbb7c91068 CR3: 0000000116a7a000 CR4: 00000000003526b0
----------------
Code disassembly (best guess):
   0:	a0 04 00 00 48 c7 c6 	movabs 0xaac0c6c748000004,%al
   7:	c0 aa
   9:	55                   	push   %rbp
   a:	81 ba 00 00 20 00 31 	cmpl   $0x3145c931,0x200000(%rdx)
  11:	c9 45 31
  14:	c0 e8 d7             	shr    $0xd7,%al
  17:	ee                   	out    %al,(%dx)
  18:	5c                   	pop    %rsp
  19:	fe 4c 8b 7d          	decb   0x7d(%rbx,%rcx,4)
  1d:	b8 4d 85 ff 74       	mov    $0x74ff854d,%eax
  22:	24 4c                	and    $0x4c,%al
  24:	89 f8                	mov    %edi,%eax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	80 3c 18 00          	cmpb   $0x0,(%rax,%rbx,1) <-- trapping instruction
  2e:	74 08                	je     0x38
  30:	4c 89 ff             	mov    %r15,%rdi
  33:	e8 09 cd c6 fe       	call   0xfec6cd41
  38:	4d 8b 3f             	mov    (%r15),%r15
  3b:	4d 85 ff             	test   %r15,%r15
  3e:	74 0e                	je     0x4e

final repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: slab-out-of-bounds in reg_fixed_voltage_probe+0xb62/0xd90 drivers/regulator/fixed.c:279
Read of size 4 at addr ffff88810a6a3f34 by task syz.2.17/382

CPU: 0 UID: 0 PID: 382 Comm: syz.2.17 Not tainted syzkaller #0 119f1c0cd44458c2ddc7f806e6d4d2dd11ae7dae
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:94
 dump_stack_lvl+0x140/0x1c0 lib/dump_stack.c:120
 print_address_description+0x71/0x210 mm/kasan/report.c:377
 print_report+0x4a/0x70 mm/kasan/report.c:481
 kasan_report+0x162/0x1a0 mm/kasan/report.c:594
 __asan_report_load4_noabort+0x18/0x20 mm/kasan/report_generic.c:380
 reg_fixed_voltage_probe+0xb62/0xd90 drivers/regulator/fixed.c:279
 platform_probe+0x17a/0x200 drivers/base/platform.c:1404
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2e1/0x8b0 drivers/base/dd.c:657
 __driver_probe_device+0x193/0x280 drivers/base/dd.c:799
 device_driver_attach+0xdb/0x1f0 drivers/base/dd.c:1126
 bind_store+0x1dc/0x230 drivers/base/bus.c:267
 drv_attr_store+0x91/0xb0 drivers/base/bus.c:125
 sysfs_kf_write+0x13e/0x160 fs/sysfs/file.c:136
 kernfs_fop_write_iter+0x319/0x510 fs/kernfs/file.c:352
 new_sync_write fs/read_write.c:591 [inline]
 vfs_write+0x75f/0xfd0 fs/read_write.c:684
 ksys_write+0x145/0x260 fs/read_write.c:737
 __do_sys_write fs/read_write.c:749 [inline]
 __se_sys_write fs/read_write.c:746 [inline]
 __x64_sys_write+0x7f/0x90 fs/read_write.c:746
 x64_sys_call+0x271c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:2
 do_syscall_x64 arch/x86/entry/common.c:47 [inline]
 do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fc257b9e0d9
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:00007ffc19750238 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fc257e25fa0 RCX: 00007fc257b9e0d9
RDX: 000000000000000b RSI: 0000200000000700 RDI: 0000000000000005
RBP: 00007fc257c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fc257e25fac R14: 00007fc257e25fa0 R15: 00007fc257e25fa0
 </TASK>

Allocated by task 1:
 kasan_save_stack mm/kasan/common.c:49 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:70
 kasan_save_alloc_info+0x3a/0x50 mm/kasan/generic.c:565
 poison_kmalloc_redzone mm/kasan/common.c:379 [inline]
 __kasan_kmalloc+0x96/0xb0 mm/kasan/common.c:396
 kasan_kmalloc include/linux/kasan.h:261 [inline]
 __do_kmalloc_node mm/slub.c:4395 [inline]
 __kmalloc_node_track_caller_noprof+0x24e/0x4f0 mm/slub.c:4414
 kmemdup_noprof+0x31/0x80 mm/util.c:139
 kmemdup_noprof include/linux/fortify-string.h:753 [inline]
 platform_device_add_data+0x49/0x130 drivers/base/platform.c:639
 dummy_hcd_init+0x779/0x1230 drivers/usb/gadget/udc/dummy_hcd.c:2841
 do_one_initcall+0x1e8/0x6a0 init/main.c:1406
 do_initcall_level+0x174/0x2e5 init/main.c:1468
 do_initcalls+0x7e/0x160 init/main.c:1484
 do_basic_setup+0x95/0xb0 init/main.c:1503
 kernel_init_freeable+0x2b1/0x400 init/main.c:1717
 kernel_init+0x21/0x1e0 init/main.c:1606
 ret_from_fork+0x67/0xa0 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244

The buggy address belongs to the object at ffff88810a6a3f20
 which belongs to the cache kmalloc-8 of size 8
The buggy address is located 12 bytes to the right of
 allocated 8-byte region [ffff88810a6a3f20, ffff88810a6a3f28)

The buggy address belongs to the physical page:
page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10a6a3
flags: 0x4000000000000000(zone=1)
page_type: f5(slab)
raw: 4000000000000000 ffff888100041500 ffffea000415b780 dead000000000002
raw: 0000000000000000 0000000000800080 00000001f5000000 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x52cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 1, tgid 1 (swapper/0), ts 3274944212, free_ts 0
 set_page_owner include/linux/page_owner.h:35 [inline]
 post_alloc_hook+0x37d/0x3b0 mm/page_alloc.c:1863
 prep_new_page+0x2d/0x180 mm/page_alloc.c:1871
 get_page_from_freelist+0x4aea/0x4ba0 mm/page_alloc.c:3948
 __alloc_pages_noprof+0x35a/0x7e0 mm/page_alloc.c:5315
 alloc_slab_page+0x6b/0x1e0 mm/slub.c:-1
 allocate_slab+0x69/0x430 mm/slub.c:2687
 new_slab mm/slub.c:2741 [inline]
 ___slab_alloc+0x591/0x8c0 mm/slub.c:3934
 __slab_alloc mm/slub.c:4025 [inline]
 __slab_alloc_node mm/slub.c:4078 [inline]
 slab_alloc_node mm/slub.c:4239 [inline]
 __kmalloc_cache_noprof+0x2cd/0x470 mm/slub.c:4421
 kmalloc_noprof include/linux/slab.h:881 [inline]
 kmalloc_array_noprof include/linux/slab.h:-1 [inline]
 alloc_node_to_cpumask lib/group_cpus.c:50 [inline]
 group_cpus_evenly+0xe3/0x510 lib/group_cpus.c:364
 irq_create_affinity_masks+0x343/0xaf0 kernel/irq/affinity.c:74
 msix_setup_interrupts drivers/pci/msi/msi.c:676 [inline]
 msix_capability_init+0x348/0xef0 drivers/pci/msi/msi.c:740
 __pci_enable_msix_range+0x566/0x6c0 drivers/pci/msi/msi.c:850
 pci_alloc_irq_vectors_affinity+0x12f/0x2f0 drivers/pci/msi/api.c:270
 vp_request_msix_vectors drivers/virtio/virtio_pci_common.c:160 [inline]
 vp_find_vqs_msix+0x5b2/0xf30 drivers/virtio/virtio_pci_common.c:417
 vp_find_vqs+0x9e/0x810 drivers/virtio/virtio_pci_common.c:525
 virtio_find_vqs include/linux/virtio_config.h:226 [inline]
 virtscsi_init+0x84b/0x1090 drivers/scsi/virtio_scsi.c:882
page_owner free stack trace missing

Memory state around the buggy address:
 ffff88810a6a3e00: 00 fc fc fc 03 fc fc fc 00 fc fc fc 00 fc fc fc
 ffff88810a6a3e80: 03 fc fc fc 00 fc fc fc fa fc fc fc 00 fc fc fc
>ffff88810a6a3f00: 03 fc fc fc 00 fc fc fc 03 fc fc fc 00 fc fc fc
                                     ^
 ffff88810a6a3f80: 05 fc fc fc 00 fc fc fc 03 fc fc fc 00 fc fc fc
 ffff88810a6a4000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
==================================================================
Oops: general protection fault, probably for non-canonical address 0xdffffc00000006e6: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: probably user-memory-access in range [0x0000000000003730-0x0000000000003737]
CPU: 0 UID: 0 PID: 382 Comm: syz.2.17 Tainted: G    B              syzkaller #0 119f1c0cd44458c2ddc7f806e6d4d2dd11ae7dae
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:regulator_register+0x929/0x19e0 drivers/regulator/core.c:5756
Code: a0 04 00 00 48 c7 c6 c0 aa 55 81 ba 00 00 20 00 31 c9 45 31 c0 e8 d7 ee 5c fe 4c 8b 7d b8 4d 85 ff 74 24 4c 89 f8 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 ff e8 09 cd c6 fe 4d 8b 3f 4d 85 ff 74 0e
RSP: 0018:ffffc9000111f858 EFLAGS: 00010202

RAX: 00000000000006e6 RBX: dffffc0000000000 RCX: ffff888115462600
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000111f900 R08: 0000000000000000 R09: 0000000000000000
R10: ffff888116dcc080 R11: ffffed1022db9812 R12: ffffc9000111f900
R13: ffff888116dcc0e8 R14: ffff888116dcc000 R15: 0000000000003732
FS:  0000555565db1500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc257a70000 CR3: 0000000116a7a000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 devm_regulator_register+0x55/0xc0 drivers/regulator/devres.c:477
 reg_fixed_voltage_probe+0x8f1/0xd90 drivers/regulator/fixed.c:331
 platform_probe+0x17a/0x200 drivers/base/platform.c:1404
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2e1/0x8b0 drivers/base/dd.c:657
 __driver_probe_device+0x193/0x280 drivers/base/dd.c:799
 device_driver_attach+0xdb/0x1f0 drivers/base/dd.c:1126
 bind_store+0x1dc/0x230 drivers/base/bus.c:267
 drv_attr_store+0x91/0xb0 drivers/base/bus.c:125
 sysfs_kf_write+0x13e/0x160 fs/sysfs/file.c:136
 kernfs_fop_write_iter+0x319/0x510 fs/kernfs/file.c:352
 new_sync_write fs/read_write.c:591 [inline]
 vfs_write+0x75f/0xfd0 fs/read_write.c:684
 ksys_write+0x145/0x260 fs/read_write.c:737
 __do_sys_write fs/read_write.c:749 [inline]
 __se_sys_write fs/read_write.c:746 [inline]
 __x64_sys_write+0x7f/0x90 fs/read_write.c:746
 x64_sys_call+0x271c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:2
 do_syscall_x64 arch/x86/entry/common.c:47 [inline]
 do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fc257b9e0d9
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:00007ffc19750238 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fc257e25fa0 RCX: 00007fc257b9e0d9
RDX: 000000000000000b RSI: 0000200000000700 RDI: 0000000000000005
RBP: 00007fc257c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fc257e25fac R14: 00007fc257e25fa0 R15: 00007fc257e25fa0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:regulator_register+0x929/0x19e0 drivers/regulator/core.c:5756
Code: a0 04 00 00 48 c7 c6 c0 aa 55 81 ba 00 00 20 00 31 c9 45 31 c0 e8 d7 ee 5c fe 4c 8b 7d b8 4d 85 ff 74 24 4c 89 f8 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 ff e8 09 cd c6 fe 4d 8b 3f 4d 85 ff 74 0e
RSP: 0018:ffffc9000111f858 EFLAGS: 00010202
RAX: 00000000000006e6 RBX: dffffc0000000000 RCX: ffff888115462600
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000111f900 R08: 0000000000000000 R09: 0000000000000000
R10: ffff888116dcc080 R11: ffffed1022db9812 R12: ffffc9000111f900
R13: ffff888116dcc0e8 R14: ffff888116dcc000 R15: 0000000000003732
FS:  0000555565db1500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055fbb7c91068 CR3: 0000000116a7a000 CR4: 00000000003526b0
----------------
Code disassembly (best guess):
   0:	a0 04 00 00 48 c7 c6 	movabs 0xaac0c6c748000004,%al
   7:	c0 aa
   9:	55                   	push   %rbp
   a:	81 ba 00 00 20 00 31 	cmpl   $0x3145c931,0x200000(%rdx)
  11:	c9 45 31
  14:	c0 e8 d7             	shr    $0xd7,%al
  17:	ee                   	out    %al,(%dx)
  18:	5c                   	pop    %rsp
  19:	fe 4c 8b 7d          	decb   0x7d(%rbx,%rcx,4)
  1d:	b8 4d 85 ff 74       	mov    $0x74ff854d,%eax
  22:	24 4c                	and    $0x4c,%al
  24:	89 f8                	mov    %edi,%eax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	80 3c 18 00          	cmpb   $0x0,(%rax,%rbx,1) <-- trapping instruction
  2e:	74 08                	je     0x38
  30:	4c 89 ff             	mov    %r15,%rdi
  33:	e8 09 cd c6 fe       	call   0xfec6cd41
  38:	4d 8b 3f             	mov    (%r15),%r15
  3b:	4d 85 ff             	test   %r15,%r15
  3e:	74 0e                	je     0x4e