Extracting prog: 1m9.969444992s Minimizing prog: 17m19.699666954s Simplifying prog options: 2m24.121416696s Extracting C: 27.95495696s Simplifying C: 0s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program crashed: BUG: unable to handle kernel paging request in ioread32 single: successfully extracted reproducer found reproducer with 8 syscalls minimizing guilty program testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) write(0xffffffffffffffff, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r1, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) write(0xffffffffffffffff, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r1, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r0, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r1, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-write-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) write(0xffffffffffffffff, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r0 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r0, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r1, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-write-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mount-openat-write-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/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-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/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, 0x0, &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', 0x0, 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140), 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, 0x0, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0), 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, 0x0, 0x0) program did not crash testing program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240), 0x0) program did not crash extracting C reproducer testing compiled C program (duration=36.556780392s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-openat-write program did not crash simplifying guilty program options testing program (duration=36.556780392s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program crashed: BUG: unable to handle kernel paging request in ioread32 extracting C reproducer testing compiled C program (duration=36.556780392s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write-openat-write program did not crash testing program (duration=36.556780392s, {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-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program crashed: BUG: unable to handle kernel paging request in ioread32 extracting C reproducer testing compiled C program (duration=36.556780392s, {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-openat-write program did not crash testing program (duration=36.556780392s, {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-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program crashed: BUG: unable to handle kernel paging request in ioread32 validation run: crashed=true testing program (duration=36.556780392s, {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-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program crashed: BUG: unable to handle kernel paging request in ioread32 validation run: crashed=true testing program (duration=36.556780392s, {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-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) program crashed: BUG: unable to handle kernel paging request in ioread32 validation run: crashed=true reproducing took 23m18.752754655s repro crashed as (corrupted=false): BUG: unable to handle page fault for address: 00000000000556e0 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 2661c067 P4D 2661c067 PUD 0 Oops: Oops: 0000 [#1] SMP KASAN NOPTI CPU: 1 UID: 0 PID: 5916 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 RIP: 0010:readl arch/x86/include/asm/io.h:59 [inline] RIP: 0010:ioread32+0x87/0xc0 lib/iomap.c:99 Code: 2d ae 45 74 0a 31 ff 89 ee e8 c5 8a dd fc 85 ed 75 28 e8 4c 90 dd fc bb ff ff ff ff 89 d8 5b 5d e9 4e b4 9c 06 e8 39 90 dd fc <8b> 1b e8 32 90 dd fc 89 d8 5b 5d c3 cc cc cc cc e8 24 90 dd fc 83 RSP: 0018:ffffc9000415f8d0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 00000000000556e0 RCX: 0000000000000000 RDX: ffff88803376cb00 RSI: ffffffff852d7197 RDI: ffff88803376cb00 RBP: ffff88803272bc38 R08: 0000000000000007 R09: 000000000003ffff R10: 00000000000556e0 R11: 0000000000000000 R12: 1ffff9200082bf29 R13: ffff88802305c0d0 R14: ffff88803272bc80 R15: ffffc9000415f968 FS: 0000555579f55500(0000) GS:ffff8880d5ca2000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000000556e0 CR3: 0000000027a1b000 CR4: 0000000000352ef0 Call Trace: nhi_probe+0xdc/0x8f0 drivers/thunderbolt/nhi.c:1198 nhi_pci_probe+0x322/0x5a0 drivers/thunderbolt/pci.c:479 local_pci_probe+0xdd/0x1b0 drivers/pci/pci-driver.c:332 pci_call_probe+0x176/0x800 drivers/pci/pci-driver.c:394 __pci_device_probe drivers/pci/pci-driver.c:455 [inline] pci_device_probe+0x1cd/0x370 drivers/pci/pci-driver.c:489 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x210/0x460 drivers/base/dd.c:868 device_driver_attach+0xd1/0x220 drivers/base/dd.c:1203 bind_store+0xf4/0x190 drivers/base/bus.c:267 drv_attr_store+0x74/0xb0 drivers/base/bus.c:125 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:145 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:345 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x6af/0x1050 fs/read_write.c:687 ksys_write+0x12a/0x250 fs/read_write.c:739 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f401c99e0d9 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:00007fff8ea35738 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f401cc25fa0 RCX: 00007f401c99e0d9 RDX: 000000000000000d RSI: 0000200000000240 RDI: 0000000000000005 RBP: 00007f401ca35024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f401cc25fac R14: 00007f401cc25fa0 R15: 00007f401cc25fa0 Modules linked in: CR2: 00000000000556e0 ---[ end trace 0000000000000000 ]--- RIP: 0010:readl arch/x86/include/asm/io.h:59 [inline] RIP: 0010:ioread32+0x87/0xc0 lib/iomap.c:99 Code: 2d ae 45 74 0a 31 ff 89 ee e8 c5 8a dd fc 85 ed 75 28 e8 4c 90 dd fc bb ff ff ff ff 89 d8 5b 5d e9 4e b4 9c 06 e8 39 90 dd fc <8b> 1b e8 32 90 dd fc 89 d8 5b 5d c3 cc cc cc cc e8 24 90 dd fc 83 RSP: 0018:ffffc9000415f8d0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 00000000000556e0 RCX: 0000000000000000 RDX: ffff88803376cb00 RSI: ffffffff852d7197 RDI: ffff88803376cb00 RBP: ffff88803272bc38 R08: 0000000000000007 R09: 000000000003ffff R10: 00000000000556e0 R11: 0000000000000000 R12: 1ffff9200082bf29 R13: ffff88802305c0d0 R14: ffff88803272bc80 R15: ffffc9000415f968 FS: 0000555579f55500(0000) GS:ffff8880d5ca2000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000000556e0 CR3: 0000000027a1b000 CR4: 0000000000352ef0 ---------------- Code disassembly (best guess): 0: 2d ae 45 74 0a sub $0xa7445ae,%eax 5: 31 ff xor %edi,%edi 7: 89 ee mov %ebp,%esi 9: e8 c5 8a dd fc call 0xfcdd8ad3 e: 85 ed test %ebp,%ebp 10: 75 28 jne 0x3a 12: e8 4c 90 dd fc call 0xfcdd9063 17: bb ff ff ff ff mov $0xffffffff,%ebx 1c: 89 d8 mov %ebx,%eax 1e: 5b pop %rbx 1f: 5d pop %rbp 20: e9 4e b4 9c 06 jmp 0x69cb473 25: e8 39 90 dd fc call 0xfcdd9063 * 2a: 8b 1b mov (%rbx),%ebx <-- trapping instruction 2c: e8 32 90 dd fc call 0xfcdd9063 31: 89 d8 mov %ebx,%eax 33: 5b pop %rbx 34: 5d pop %rbp 35: c3 ret 36: cc int3 37: cc int3 38: cc int3 39: cc int3 3a: e8 24 90 dd fc call 0xfcdd9063 3f: 83 .byte 0x83 final repro crashed as (corrupted=false): BUG: unable to handle page fault for address: 00000000000556e0 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 2661c067 P4D 2661c067 PUD 0 Oops: Oops: 0000 [#1] SMP KASAN NOPTI CPU: 1 UID: 0 PID: 5916 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 RIP: 0010:readl arch/x86/include/asm/io.h:59 [inline] RIP: 0010:ioread32+0x87/0xc0 lib/iomap.c:99 Code: 2d ae 45 74 0a 31 ff 89 ee e8 c5 8a dd fc 85 ed 75 28 e8 4c 90 dd fc bb ff ff ff ff 89 d8 5b 5d e9 4e b4 9c 06 e8 39 90 dd fc <8b> 1b e8 32 90 dd fc 89 d8 5b 5d c3 cc cc cc cc e8 24 90 dd fc 83 RSP: 0018:ffffc9000415f8d0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 00000000000556e0 RCX: 0000000000000000 RDX: ffff88803376cb00 RSI: ffffffff852d7197 RDI: ffff88803376cb00 RBP: ffff88803272bc38 R08: 0000000000000007 R09: 000000000003ffff R10: 00000000000556e0 R11: 0000000000000000 R12: 1ffff9200082bf29 R13: ffff88802305c0d0 R14: ffff88803272bc80 R15: ffffc9000415f968 FS: 0000555579f55500(0000) GS:ffff8880d5ca2000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000000556e0 CR3: 0000000027a1b000 CR4: 0000000000352ef0 Call Trace: nhi_probe+0xdc/0x8f0 drivers/thunderbolt/nhi.c:1198 nhi_pci_probe+0x322/0x5a0 drivers/thunderbolt/pci.c:479 local_pci_probe+0xdd/0x1b0 drivers/pci/pci-driver.c:332 pci_call_probe+0x176/0x800 drivers/pci/pci-driver.c:394 __pci_device_probe drivers/pci/pci-driver.c:455 [inline] pci_device_probe+0x1cd/0x370 drivers/pci/pci-driver.c:489 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x210/0x460 drivers/base/dd.c:868 device_driver_attach+0xd1/0x220 drivers/base/dd.c:1203 bind_store+0xf4/0x190 drivers/base/bus.c:267 drv_attr_store+0x74/0xb0 drivers/base/bus.c:125 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:145 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:345 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x6af/0x1050 fs/read_write.c:687 ksys_write+0x12a/0x250 fs/read_write.c:739 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f401c99e0d9 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:00007fff8ea35738 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f401cc25fa0 RCX: 00007f401c99e0d9 RDX: 000000000000000d RSI: 0000200000000240 RDI: 0000000000000005 RBP: 00007f401ca35024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f401cc25fac R14: 00007f401cc25fa0 R15: 00007f401cc25fa0 Modules linked in: CR2: 00000000000556e0 ---[ end trace 0000000000000000 ]--- RIP: 0010:readl arch/x86/include/asm/io.h:59 [inline] RIP: 0010:ioread32+0x87/0xc0 lib/iomap.c:99 Code: 2d ae 45 74 0a 31 ff 89 ee e8 c5 8a dd fc 85 ed 75 28 e8 4c 90 dd fc bb ff ff ff ff 89 d8 5b 5d e9 4e b4 9c 06 e8 39 90 dd fc <8b> 1b e8 32 90 dd fc 89 d8 5b 5d c3 cc cc cc cc e8 24 90 dd fc 83 RSP: 0018:ffffc9000415f8d0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 00000000000556e0 RCX: 0000000000000000 RDX: ffff88803376cb00 RSI: ffffffff852d7197 RDI: ffff88803376cb00 RBP: ffff88803272bc38 R08: 0000000000000007 R09: 000000000003ffff R10: 00000000000556e0 R11: 0000000000000000 R12: 1ffff9200082bf29 R13: ffff88802305c0d0 R14: ffff88803272bc80 R15: ffffc9000415f968 FS: 0000555579f55500(0000) GS:ffff8880d5ca2000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000000556e0 CR3: 0000000027a1b000 CR4: 0000000000352ef0 ---------------- Code disassembly (best guess): 0: 2d ae 45 74 0a sub $0xa7445ae,%eax 5: 31 ff xor %edi,%edi 7: 89 ee mov %ebp,%esi 9: e8 c5 8a dd fc call 0xfcdd8ad3 e: 85 ed test %ebp,%ebp 10: 75 28 jne 0x3a 12: e8 4c 90 dd fc call 0xfcdd9063 17: bb ff ff ff ff mov $0xffffffff,%ebx 1c: 89 d8 mov %ebx,%eax 1e: 5b pop %rbx 1f: 5d pop %rbp 20: e9 4e b4 9c 06 jmp 0x69cb473 25: e8 39 90 dd fc call 0xfcdd9063 * 2a: 8b 1b mov (%rbx),%ebx <-- trapping instruction 2c: e8 32 90 dd fc call 0xfcdd9063 31: 89 d8 mov %ebx,%eax 33: 5b pop %rbx 34: 5d pop %rbp 35: c3 ret 36: cc int3 37: cc int3 38: cc int3 39: cc int3 3a: e8 24 90 dd fc call 0xfcdd9063 3f: 83 .byte 0x83