Extracting prog: 1m45.676362026s Minimizing prog: 15m44.407196858s Simplifying prog options: 0s Extracting C: 52.910140839s Simplifying C: 6m7.414866503s extracting reproducer from 68 programs first checking the prog from the crash report single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program crashed: WARNING in pci_scan_single_device single: successfully extracted reproducer found reproducer with 6 syscalls minimizing guilty program testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) write(0xffffffffffffffff, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r0, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) write(0xffffffffffffffff, &(0x7f00000000c0)='1', 0x1) r0 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r0, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mount-openat-write-openat-write detailed listing: executing program 0: mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='1', 0x1) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', 0x0, 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0), 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) r1 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) write(r1, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r1, 0x0, 0x0) (fail_nth: 4) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0), 0x0) (fail_nth: 4) program did not crash extracting C reproducer testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write program crashed: WARNING in pci_scan_single_device simplifying C reproducer testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write program crashed: WARNING in pci_scan_single_device testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write program crashed: WARNING in pci_scan_single_device testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write program crashed: WARNING in pci_scan_single_device testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write program crashed: WARNING in pci_scan_single_device testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write program crashed: WARNING in pci_scan_single_device testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write program crashed: WARNING in pci_scan_single_device testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write program crashed: WARNING in pci_scan_single_device testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program crashed: WARNING in pci_scan_single_device validation run: crashed=true testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program did not crash validation run: crashed=false testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program crashed: WARNING in pci_scan_single_device validation run: crashed=true testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/rescan\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='1', 0x1) (fail_nth: 4) program crashed: WARNING in pci_scan_single_device validation run: crashed=true reproducing took 28m25.221832795s repro crashed as (corrupted=false): pci (null): [1af4:1005] type 00 class 0x00ff00 pci (null): BAR 0 [io 0x1000-0x101f] pci (null): BAR 1 [mem 0x10110080-0x101100bf] ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4518 at drivers/pci/probe.c:2631 pci_device_add+0x149c/0x19b4 drivers/pci/probe.c:2631 Modules linked in: CPU: 0 PID: 4518 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : pci_device_add+0x149c/0x19b4 drivers/pci/probe.c:2631 lr : pci_device_add+0x149c/0x19b4 drivers/pci/probe.c:2631 sp : ffff800020f57660 x29: ffff800020f57720 x28: ffff0000df53c9e1 x27: dfff800000000000 x26: ffff7000041eaed0 x25: 1fffe0001bea793c x24: ffff0000df53c090 x23: 1fffe000188d3a06 x22: ffff0000df53c008 x21: ffff0000df53c9e0 x20: ffff0000c08e6c00 x19: 00000000ffffffea x18: 1fffe00033e6df7e x17: ffff80001539d000 x16: ffff8000082dd25c x15: ffff8000089b6798 x14: 0000000000000001 x13: 1fffe0001bea7821 x12: 0000000000000000 x11: ff0080000ad9a14c x10: 0000000000000000 x9 : ffff80000ad9a14c x8 : ffff0000d5cf9c00 x7 : ffff80000805a700 x6 : ffff80000805a910 x5 : ffff0000c3dd3478 x4 : ffff800020f57310 x3 : ffff800011a4d390 x2 : 0000000000000001 x1 : 00000000ffffffea x0 : 0000000000000000 Call trace: pci_device_add+0x149c/0x19b4 drivers/pci/probe.c:2631 pci_scan_single_device+0x37c/0x44c drivers/pci/probe.c:2648 pci_scan_slot+0x198/0x578 drivers/pci/probe.c:2731 pci_scan_child_bus_extend+0x78/0x858 drivers/pci/probe.c:2950 pci_scan_child_bus drivers/pci/probe.c:3064 [inline] pci_rescan_bus+0x24/0x4c drivers/pci/probe.c:3342 rescan_store+0xd0/0x158 drivers/pci/pci-sysfs.c:465 bus_attr_store+0x80/0xa4 drivers/base/bus.c:124 sysfs_kf_write+0x1f8/0x274 fs/sysfs/file.c:140 kernfs_fop_write_iter+0x390/0x4b4 fs/kernfs/file.c:352 call_write_iter include/linux/fs.h:2271 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3c8/0x7c8 fs/read_write.c:584 ksys_write+0x12c/0x228 fs/read_write.c:637 __do_sys_write fs/read_write.c:649 [inline] __se_sys_write fs/read_write.c:646 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:646 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 4394 hardirqs last enabled at (4393): [] kasan_quarantine_put+0xc4/0x200 mm/kasan/quarantine.c:242 hardirqs last disabled at (4394): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (4232): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (4232): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (4211): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- pci (null): BAR 1 [mem 0x10110080-0x101100bf]: assigned pci (null): BAR 0 [io 0x1000-0x101f]: assigned ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4518 at fs/sysfs/file.c:570 sysfs_create_bin_file+0x134/0x33c fs/sysfs/file.c:570 Modules linked in: CPU: 0 PID: 4518 Comm: syz.0.17 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : sysfs_create_bin_file+0x134/0x33c fs/sysfs/file.c:570 lr : sysfs_create_bin_file+0x300/0x33c fs/sysfs/file.c:570 sp : ffff800020f57780 x29: ffff800020f57810 x28: ffff800020f57b68 x27: dfff800000000000 x26: dfff800000000000 x25: ffff7000041eaef4 x24: 0000000000000020 x23: 1fffe0001bea7820 x22: ffff800020f577a0 x21: ffff0000df53c100 x20: ffff0000df53c0d0 x19: ffff0000cf81f600 x18: 1fffe00033e6df7e x17: 0000000000000000 x16: ffff800011ba0e90 x15: 0000000000000000 x14: 0000000000000003 x13: 1ffff000041eaebc x12: 0000000000000000 x11: ff00800008be8d14 x10: 0000000000000000 x9 : ffff800008be8d14 x8 : ffff0000d5cf9c00 x7 : 0000000000000000 x6 : 656372756f736572 x5 : ffff0000cf81f660 x4 : 0000000000000000 x3 : 0000000000000010 x2 : 0000000000000008 x1 : ffff0000cf81f600 x0 : ffff0000df53c0d0 Call trace: sysfs_create_bin_file+0x134/0x33c fs/sysfs/file.c:570 pci_create_attr+0x2e4/0x458 drivers/pci/pci-sysfs.c:1250 pci_create_resource_files+0x108/0x64c drivers/pci/pci-sysfs.c:1282 pci_create_sysfs_dev_files+0x30/0x4c drivers/pci/pci-sysfs.c:1538 pci_bus_add_device+0x34/0x118 drivers/pci/bus.c:340 pci_bus_add_devices+0x84/0x198 drivers/pci/bus.c:368 pci_rescan_bus+0x38/0x4c drivers/pci/probe.c:3344 rescan_store+0xd0/0x158 drivers/pci/pci-sysfs.c:465 bus_attr_store+0x80/0xa4 drivers/base/bus.c:124 sysfs_kf_write+0x1f8/0x274 fs/sysfs/file.c:140 kernfs_fop_write_iter+0x390/0x4b4 fs/kernfs/file.c:352 call_write_iter include/linux/fs.h:2271 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3c8/0x7c8 fs/read_write.c:584 ksys_write+0x12c/0x228 fs/read_write.c:637 __do_sys_write fs/read_write.c:649 [inline] __se_sys_write fs/read_write.c:646 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:646 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 4680 hardirqs last enabled at (4679): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (4679): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (4680): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (4644): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (4644): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (4637): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- Unable to handle kernel paging request at virtual address dfff800000000021 KASAN: null-ptr-deref in range [0x0000000000000108-0x000000000000010f] Mem abort info: ESR = 0x0000000096000006 EC = 0x25: DABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x06: level 2 translation fault Data abort info: ISV = 0, ISS = 0x00000006 CM = 0, WnR = 0 [dfff800000000021] address between user and kernel address ranges Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 4518 Comm: syz.0.17 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __device_attach+0xac/0x3d8 drivers/base/dd.c:1010 lr : device_lock include/linux/device.h:885 [inline] lr : __device_attach+0x88/0x3d8 drivers/base/dd.c:1009 sp : ffff800020f57860 x29: ffff800020f578b0 x28: ffff800020f57b68 x27: 1fffe0001b82cd80 x26: 0000000000000000 x25: ffff0000c2e97050 x24: dfff800000000000 x23: ffff7000041eaf0c x22: 0000000000000108 x21: 0000000000000000 x20: ffff800020f57860 x19: ffff0000df53c0d0 x18: 1fffe00033e6df7e x17: 0000000000000000 x16: ffff800011ba0e90 x15: 000000000004ffff x14: 0000000000000001 x13: 1ffff000041eaec0 x12: 0000000000000000 x11: ff0080000a977920 x10: 0000000000000001 x9 : cd17a35187ebd600 x8 : 0000000000000021 x7 : ffff80000bfd116c x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d44c8 x2 : ffff0000d5cf9c00 x1 : ffff8000121f2440 x0 : 0000000000000000 Call trace: __device_attach+0xac/0x3d8 drivers/base/dd.c:1010 device_attach+0x24/0x34 drivers/base/dd.c:1077 pci_bus_add_device+0x6c/0x118 drivers/pci/bus.c:345 pci_bus_add_devices+0x84/0x198 drivers/pci/bus.c:368 pci_rescan_bus+0x38/0x4c drivers/pci/probe.c:3344 rescan_store+0xd0/0x158 drivers/pci/pci-sysfs.c:465 bus_attr_store+0x80/0xa4 drivers/base/bus.c:124 sysfs_kf_write+0x1f8/0x274 fs/sysfs/file.c:140 kernfs_fop_write_iter+0x390/0x4b4 fs/kernfs/file.c:352 call_write_iter include/linux/fs.h:2271 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3c8/0x7c8 fs/read_write.c:584 ksys_write+0x12c/0x228 fs/read_write.c:637 __do_sys_write fs/read_write.c:649 [inline] __se_sys_write fs/read_write.c:646 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:646 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 Code: 97249143 f94002da 91042356 d343fec8 (38f86908) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: 97249143 bl 0xfffffffffc92450c 4: f94002da ldr x26, [x22] 8: 91042356 add x22, x26, #0x108 c: d343fec8 lsr x8, x22, #3 * 10: 38f86908 ldrsb w8, [x8, x24] <-- trapping instruction final repro crashed as (corrupted=false): pci (null): [1af4:1005] type 00 class 0x00ff00 pci (null): BAR 0 [io 0x1000-0x101f] pci (null): BAR 1 [mem 0x10110080-0x101100bf] ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4518 at drivers/pci/probe.c:2631 pci_device_add+0x149c/0x19b4 drivers/pci/probe.c:2631 Modules linked in: CPU: 0 PID: 4518 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : pci_device_add+0x149c/0x19b4 drivers/pci/probe.c:2631 lr : pci_device_add+0x149c/0x19b4 drivers/pci/probe.c:2631 sp : ffff800020f57660 x29: ffff800020f57720 x28: ffff0000df53c9e1 x27: dfff800000000000 x26: ffff7000041eaed0 x25: 1fffe0001bea793c x24: ffff0000df53c090 x23: 1fffe000188d3a06 x22: ffff0000df53c008 x21: ffff0000df53c9e0 x20: ffff0000c08e6c00 x19: 00000000ffffffea x18: 1fffe00033e6df7e x17: ffff80001539d000 x16: ffff8000082dd25c x15: ffff8000089b6798 x14: 0000000000000001 x13: 1fffe0001bea7821 x12: 0000000000000000 x11: ff0080000ad9a14c x10: 0000000000000000 x9 : ffff80000ad9a14c x8 : ffff0000d5cf9c00 x7 : ffff80000805a700 x6 : ffff80000805a910 x5 : ffff0000c3dd3478 x4 : ffff800020f57310 x3 : ffff800011a4d390 x2 : 0000000000000001 x1 : 00000000ffffffea x0 : 0000000000000000 Call trace: pci_device_add+0x149c/0x19b4 drivers/pci/probe.c:2631 pci_scan_single_device+0x37c/0x44c drivers/pci/probe.c:2648 pci_scan_slot+0x198/0x578 drivers/pci/probe.c:2731 pci_scan_child_bus_extend+0x78/0x858 drivers/pci/probe.c:2950 pci_scan_child_bus drivers/pci/probe.c:3064 [inline] pci_rescan_bus+0x24/0x4c drivers/pci/probe.c:3342 rescan_store+0xd0/0x158 drivers/pci/pci-sysfs.c:465 bus_attr_store+0x80/0xa4 drivers/base/bus.c:124 sysfs_kf_write+0x1f8/0x274 fs/sysfs/file.c:140 kernfs_fop_write_iter+0x390/0x4b4 fs/kernfs/file.c:352 call_write_iter include/linux/fs.h:2271 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3c8/0x7c8 fs/read_write.c:584 ksys_write+0x12c/0x228 fs/read_write.c:637 __do_sys_write fs/read_write.c:649 [inline] __se_sys_write fs/read_write.c:646 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:646 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 4394 hardirqs last enabled at (4393): [] kasan_quarantine_put+0xc4/0x200 mm/kasan/quarantine.c:242 hardirqs last disabled at (4394): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (4232): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (4232): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (4211): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- pci (null): BAR 1 [mem 0x10110080-0x101100bf]: assigned pci (null): BAR 0 [io 0x1000-0x101f]: assigned ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4518 at fs/sysfs/file.c:570 sysfs_create_bin_file+0x134/0x33c fs/sysfs/file.c:570 Modules linked in: CPU: 0 PID: 4518 Comm: syz.0.17 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : sysfs_create_bin_file+0x134/0x33c fs/sysfs/file.c:570 lr : sysfs_create_bin_file+0x300/0x33c fs/sysfs/file.c:570 sp : ffff800020f57780 x29: ffff800020f57810 x28: ffff800020f57b68 x27: dfff800000000000 x26: dfff800000000000 x25: ffff7000041eaef4 x24: 0000000000000020 x23: 1fffe0001bea7820 x22: ffff800020f577a0 x21: ffff0000df53c100 x20: ffff0000df53c0d0 x19: ffff0000cf81f600 x18: 1fffe00033e6df7e x17: 0000000000000000 x16: ffff800011ba0e90 x15: 0000000000000000 x14: 0000000000000003 x13: 1ffff000041eaebc x12: 0000000000000000 x11: ff00800008be8d14 x10: 0000000000000000 x9 : ffff800008be8d14 x8 : ffff0000d5cf9c00 x7 : 0000000000000000 x6 : 656372756f736572 x5 : ffff0000cf81f660 x4 : 0000000000000000 x3 : 0000000000000010 x2 : 0000000000000008 x1 : ffff0000cf81f600 x0 : ffff0000df53c0d0 Call trace: sysfs_create_bin_file+0x134/0x33c fs/sysfs/file.c:570 pci_create_attr+0x2e4/0x458 drivers/pci/pci-sysfs.c:1250 pci_create_resource_files+0x108/0x64c drivers/pci/pci-sysfs.c:1282 pci_create_sysfs_dev_files+0x30/0x4c drivers/pci/pci-sysfs.c:1538 pci_bus_add_device+0x34/0x118 drivers/pci/bus.c:340 pci_bus_add_devices+0x84/0x198 drivers/pci/bus.c:368 pci_rescan_bus+0x38/0x4c drivers/pci/probe.c:3344 rescan_store+0xd0/0x158 drivers/pci/pci-sysfs.c:465 bus_attr_store+0x80/0xa4 drivers/base/bus.c:124 sysfs_kf_write+0x1f8/0x274 fs/sysfs/file.c:140 kernfs_fop_write_iter+0x390/0x4b4 fs/kernfs/file.c:352 call_write_iter include/linux/fs.h:2271 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3c8/0x7c8 fs/read_write.c:584 ksys_write+0x12c/0x228 fs/read_write.c:637 __do_sys_write fs/read_write.c:649 [inline] __se_sys_write fs/read_write.c:646 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:646 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 4680 hardirqs last enabled at (4679): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (4679): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (4680): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (4644): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (4644): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (4637): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- Unable to handle kernel paging request at virtual address dfff800000000021 KASAN: null-ptr-deref in range [0x0000000000000108-0x000000000000010f] Mem abort info: ESR = 0x0000000096000006 EC = 0x25: DABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x06: level 2 translation fault Data abort info: ISV = 0, ISS = 0x00000006 CM = 0, WnR = 0 [dfff800000000021] address between user and kernel address ranges Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 4518 Comm: syz.0.17 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __device_attach+0xac/0x3d8 drivers/base/dd.c:1010 lr : device_lock include/linux/device.h:885 [inline] lr : __device_attach+0x88/0x3d8 drivers/base/dd.c:1009 sp : ffff800020f57860 x29: ffff800020f578b0 x28: ffff800020f57b68 x27: 1fffe0001b82cd80 x26: 0000000000000000 x25: ffff0000c2e97050 x24: dfff800000000000 x23: ffff7000041eaf0c x22: 0000000000000108 x21: 0000000000000000 x20: ffff800020f57860 x19: ffff0000df53c0d0 x18: 1fffe00033e6df7e x17: 0000000000000000 x16: ffff800011ba0e90 x15: 000000000004ffff x14: 0000000000000001 x13: 1ffff000041eaec0 x12: 0000000000000000 x11: ff0080000a977920 x10: 0000000000000001 x9 : cd17a35187ebd600 x8 : 0000000000000021 x7 : ffff80000bfd116c x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d44c8 x2 : ffff0000d5cf9c00 x1 : ffff8000121f2440 x0 : 0000000000000000 Call trace: __device_attach+0xac/0x3d8 drivers/base/dd.c:1010 device_attach+0x24/0x34 drivers/base/dd.c:1077 pci_bus_add_device+0x6c/0x118 drivers/pci/bus.c:345 pci_bus_add_devices+0x84/0x198 drivers/pci/bus.c:368 pci_rescan_bus+0x38/0x4c drivers/pci/probe.c:3344 rescan_store+0xd0/0x158 drivers/pci/pci-sysfs.c:465 bus_attr_store+0x80/0xa4 drivers/base/bus.c:124 sysfs_kf_write+0x1f8/0x274 fs/sysfs/file.c:140 kernfs_fop_write_iter+0x390/0x4b4 fs/kernfs/file.c:352 call_write_iter include/linux/fs.h:2271 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3c8/0x7c8 fs/read_write.c:584 ksys_write+0x12c/0x228 fs/read_write.c:637 __do_sys_write fs/read_write.c:649 [inline] __se_sys_write fs/read_write.c:646 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:646 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 Code: 97249143 f94002da 91042356 d343fec8 (38f86908) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: 97249143 bl 0xfffffffffc92450c 4: f94002da ldr x26, [x22] 8: 91042356 add x22, x26, #0x108 c: d343fec8 lsr x8, x22, #3 * 10: 38f86908 ldrsb w8, [x8, x24] <-- trapping instruction