Extracting prog: 1m23.645905406s Minimizing prog: 16m43.181768169s Simplifying prog options: 2m42.575132818s Extracting C: 57.631672573s 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: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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 6m0s testing program (duration=6m0s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program crashed: UBSAN: array-index-out-of-bounds in unfreeze_partials single: successfully extracted reproducer found reproducer with 8 syscalls minimizing guilty program testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) program did not crash testing program (duration=54.79980527s, {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: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-mkdirat-mount-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) read(0xffffffffffffffff, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {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: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-mkdirat-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {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: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-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r0, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) write(0xffffffffffffffff, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r0, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', 0x0, 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, 0x0, 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, 0x0, &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', 0x0, 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read program did not crash simplifying guilty program options testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {Threaded:true 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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program did not crash validation run: crashed=false testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program crashed: UBSAN: array-index-out-of-bounds in apply_wqattrs_prepare validation run: crashed=true testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program crashed: KASAN: use-after-free Read in ring_buffer_peek validation run: crashed=true testing program (duration=54.79980527s, {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: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-mkdirat-mount-openat-read detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./trace\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./trace\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./trace/events/dwc3/dwc3_ctrl_req/inject\x00', 0x2, 0x0) write(r0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000004080)='./mnt\x00', &(0x7f00000040c0)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000009180)='./mnt/trace_pipe\x00', 0x0, 0x0) read(r1, &(0x7f00000091c0)=""/16384, 0x4000) program crashed: UBSAN: array-index-out-of-bounds in security_inode_alloc validation run: crashed=true reproducing took 25m25.949787113s repro crashed as (corrupted=false): ================================================================================ UBSAN: array-index-out-of-bounds in kernel/locking/qspinlock.c:130:9 index 6482 is out of range for type 'unsigned long[8]' CPU: 1 PID: 1048 Comm: syz-executor Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 ubsan_epilogue+0xe/0x40 lib/ubsan.c:148 __ubsan_handle_out_of_bounds+0xdf/0xf0 lib/ubsan.c:347 decode_tail kernel/locking/qspinlock.c:130 [inline] __pv_queued_spin_lock_slowpath+0xb03/0xb80 kernel/locking/qspinlock.c:468 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:554 [inline] queued_spin_lock_slowpath+0x47/0x50 arch/x86/include/asm/qspinlock.h:51 queued_spin_lock include/asm-generic/qspinlock.h:85 [inline] do_raw_spin_lock include/linux/spinlock.h:184 [inline] __raw_spin_lock include/linux/spinlock_api_smp.h:143 [inline] _raw_spin_lock+0xe4/0xf0 kernel/locking/spinlock.c:151 spin_lock include/linux/spinlock.h:355 [inline] get_partial_node mm/slub.c:2020 [inline] get_partial mm/slub.c:2125 [inline] new_slab_objects mm/slub.c:2627 [inline] ___slab_alloc+0x110/0x4c0 mm/slub.c:2796 __slab_alloc+0x63/0xa0 mm/slub.c:2836 slab_alloc_node mm/slub.c:2918 [inline] slab_alloc mm/slub.c:2960 [inline] kmem_cache_alloc+0x1a4/0x2d0 mm/slub.c:2965 kmem_cache_zalloc include/linux/slab.h:657 [inline] lsm_inode_alloc security/security.c:556 [inline] security_inode_alloc+0x33/0x110 security/security.c:952 inode_init_always+0x725/0x9c0 fs/inode.c:204 alloc_inode fs/inode.c:240 [inline] new_inode_pseudo+0x91/0x210 fs/inode.c:968 new_inode+0x28/0x1e0 fs/inode.c:997 shmem_get_inode+0x343/0x9d0 mm/shmem.c:2311 shmem_symlink+0x9e/0x4f0 mm/shmem.c:3118 vfs_symlink+0x339/0x4c0 fs/namei.c:4149 do_symlinkat+0x10e/0x3d0 fs/namei.c:4176 __do_sys_symlinkat fs/namei.c:4190 [inline] __se_sys_symlinkat fs/namei.c:4187 [inline] __x64_sys_symlinkat+0x7b/0x90 fs/namei.c:4187 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f2cce632617 Code: 44 00 00 48 89 f2 31 c9 48 89 fe bf 9c ff ff ff e9 8e f5 ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 b8 0a 01 00 00 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:00007fff7d362da8 EFLAGS: 00000202 ORIG_RAX: 000000000000010a RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2cce632617 RDX: 00007f2cce6cbb03 RSI: 00000000ffffff9c RDI: 00007fff7d362e40 RBP: 00007fff7d362dec R08: 0000000000000001 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000002c R13: 00000000000927c0 R14: 00000000000073b3 R15: 00007fff7d362e40 ================================================================================ general protection fault, probably for non-canonical address 0xff6cc73b9f6d798a: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0xfb6659dcfb6bcc50-0xfb6659dcfb6bcc57] CPU: 1 PID: 1048 Comm: syz-executor Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 RIP: 0010:__pv_queued_spin_lock_slowpath+0x2cc/0xb80 kernel/locking/qspinlock.c:471 Code: 74 14 48 89 54 24 18 48 8b 7c 24 18 e8 6d 5e 53 00 48 8b 54 24 18 4c 03 2a 4c 89 e8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 4c 89 ef e8 e6 5e 53 00 48 8b 44 24 40 49 89 45 RSP: 0018:ffffc90001b7f960 EFLAGS: 00010803 RAX: 1f6ccb3b9f6d798a RBX: ffff88810006c000 RCX: dffffc0000000000 RDX: ffffffff85c01150 RSI: 0000000000000001 RDI: 00000000ffffffff RBP: ffffc90001b7fa50 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0dcf848 R12: 1ffff1103ee2ae51 R13: fb6659dcfb6bcc56 R14: 1ffff1102000d800 R15: ffff8881f7157294 FS: 0000555590c93500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2cce6f5a0c CR3: 00000001298e0000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:554 [inline] queued_spin_lock_slowpath+0x47/0x50 arch/x86/include/asm/qspinlock.h:51 queued_spin_lock include/asm-generic/qspinlock.h:85 [inline] do_raw_spin_lock include/linux/spinlock.h:184 [inline] __raw_spin_lock include/linux/spinlock_api_smp.h:143 [inline] _raw_spin_lock+0xe4/0xf0 kernel/locking/spinlock.c:151 spin_lock include/linux/spinlock.h:355 [inline] get_partial_node mm/slub.c:2020 [inline] get_partial mm/slub.c:2125 [inline] new_slab_objects mm/slub.c:2627 [inline] ___slab_alloc+0x110/0x4c0 mm/slub.c:2796 __slab_alloc+0x63/0xa0 mm/slub.c:2836 slab_alloc_node mm/slub.c:2918 [inline] slab_alloc mm/slub.c:2960 [inline] kmem_cache_alloc+0x1a4/0x2d0 mm/slub.c:2965 kmem_cache_zalloc include/linux/slab.h:657 [inline] lsm_inode_alloc security/security.c:556 [inline] security_inode_alloc+0x33/0x110 security/security.c:952 inode_init_always+0x725/0x9c0 fs/inode.c:204 alloc_inode fs/inode.c:240 [inline] new_inode_pseudo+0x91/0x210 fs/inode.c:968 new_inode+0x28/0x1e0 fs/inode.c:997 shmem_get_inode+0x343/0x9d0 mm/shmem.c:2311 shmem_symlink+0x9e/0x4f0 mm/shmem.c:3118 vfs_symlink+0x339/0x4c0 fs/namei.c:4149 do_symlinkat+0x10e/0x3d0 fs/namei.c:4176 __do_sys_symlinkat fs/namei.c:4190 [inline] __se_sys_symlinkat fs/namei.c:4187 [inline] __x64_sys_symlinkat+0x7b/0x90 fs/namei.c:4187 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f2cce632617 Code: 44 00 00 48 89 f2 31 c9 48 89 fe bf 9c ff ff ff e9 8e f5 ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 b8 0a 01 00 00 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:00007fff7d362da8 EFLAGS: 00000202 ORIG_RAX: 000000000000010a RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2cce632617 RDX: 00007f2cce6cbb03 RSI: 00000000ffffff9c RDI: 00007fff7d362e40 RBP: 00007fff7d362dec R08: 0000000000000001 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000002c R13: 00000000000927c0 R14: 00000000000073b3 R15: 00007fff7d362e40 Modules linked in: ---[ end trace 79ca9ddc939449cc ]--- RIP: 0010:__pv_queued_spin_lock_slowpath+0x2cc/0xb80 kernel/locking/qspinlock.c:471 Code: 74 14 48 89 54 24 18 48 8b 7c 24 18 e8 6d 5e 53 00 48 8b 54 24 18 4c 03 2a 4c 89 e8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 4c 89 ef e8 e6 5e 53 00 48 8b 44 24 40 49 89 45 RSP: 0018:ffffc90001b7f960 EFLAGS: 00010803 RAX: 1f6ccb3b9f6d798a RBX: ffff88810006c000 RCX: dffffc0000000000 RDX: ffffffff85c01150 RSI: 0000000000000001 RDI: 00000000ffffffff RBP: ffffc90001b7fa50 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0dcf848 R12: 1ffff1103ee2ae51 R13: fb6659dcfb6bcc56 R14: 1ffff1102000d800 R15: ffff8881f7157294 FS: 0000555590c93500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2cce6f5a0c CR3: 00000001298e0000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 74 14 je 0x16 2: 48 89 54 24 18 mov %rdx,0x18(%rsp) 7: 48 8b 7c 24 18 mov 0x18(%rsp),%rdi c: e8 6d 5e 53 00 call 0x535e7e 11: 48 8b 54 24 18 mov 0x18(%rsp),%rdx 16: 4c 03 2a add (%rdx),%r13 19: 4c 89 e8 mov %r13,%rax 1c: 48 c1 e8 03 shr $0x3,%rax 20: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx 27: fc ff df * 2a: 80 3c 08 00 cmpb $0x0,(%rax,%rcx,1) <-- trapping instruction 2e: 74 08 je 0x38 30: 4c 89 ef mov %r13,%rdi 33: e8 e6 5e 53 00 call 0x535f1e 38: 48 8b 44 24 40 mov 0x40(%rsp),%rax 3d: 49 rex.WB 3e: 89 .byte 0x89 3f: 45 rex.RB final repro crashed as (corrupted=false): ================================================================================ UBSAN: array-index-out-of-bounds in kernel/locking/qspinlock.c:130:9 index 6482 is out of range for type 'unsigned long[8]' CPU: 1 PID: 1048 Comm: syz-executor Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 ubsan_epilogue+0xe/0x40 lib/ubsan.c:148 __ubsan_handle_out_of_bounds+0xdf/0xf0 lib/ubsan.c:347 decode_tail kernel/locking/qspinlock.c:130 [inline] __pv_queued_spin_lock_slowpath+0xb03/0xb80 kernel/locking/qspinlock.c:468 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:554 [inline] queued_spin_lock_slowpath+0x47/0x50 arch/x86/include/asm/qspinlock.h:51 queued_spin_lock include/asm-generic/qspinlock.h:85 [inline] do_raw_spin_lock include/linux/spinlock.h:184 [inline] __raw_spin_lock include/linux/spinlock_api_smp.h:143 [inline] _raw_spin_lock+0xe4/0xf0 kernel/locking/spinlock.c:151 spin_lock include/linux/spinlock.h:355 [inline] get_partial_node mm/slub.c:2020 [inline] get_partial mm/slub.c:2125 [inline] new_slab_objects mm/slub.c:2627 [inline] ___slab_alloc+0x110/0x4c0 mm/slub.c:2796 __slab_alloc+0x63/0xa0 mm/slub.c:2836 slab_alloc_node mm/slub.c:2918 [inline] slab_alloc mm/slub.c:2960 [inline] kmem_cache_alloc+0x1a4/0x2d0 mm/slub.c:2965 kmem_cache_zalloc include/linux/slab.h:657 [inline] lsm_inode_alloc security/security.c:556 [inline] security_inode_alloc+0x33/0x110 security/security.c:952 inode_init_always+0x725/0x9c0 fs/inode.c:204 alloc_inode fs/inode.c:240 [inline] new_inode_pseudo+0x91/0x210 fs/inode.c:968 new_inode+0x28/0x1e0 fs/inode.c:997 shmem_get_inode+0x343/0x9d0 mm/shmem.c:2311 shmem_symlink+0x9e/0x4f0 mm/shmem.c:3118 vfs_symlink+0x339/0x4c0 fs/namei.c:4149 do_symlinkat+0x10e/0x3d0 fs/namei.c:4176 __do_sys_symlinkat fs/namei.c:4190 [inline] __se_sys_symlinkat fs/namei.c:4187 [inline] __x64_sys_symlinkat+0x7b/0x90 fs/namei.c:4187 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f2cce632617 Code: 44 00 00 48 89 f2 31 c9 48 89 fe bf 9c ff ff ff e9 8e f5 ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 b8 0a 01 00 00 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:00007fff7d362da8 EFLAGS: 00000202 ORIG_RAX: 000000000000010a RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2cce632617 RDX: 00007f2cce6cbb03 RSI: 00000000ffffff9c RDI: 00007fff7d362e40 RBP: 00007fff7d362dec R08: 0000000000000001 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000002c R13: 00000000000927c0 R14: 00000000000073b3 R15: 00007fff7d362e40 ================================================================================ general protection fault, probably for non-canonical address 0xff6cc73b9f6d798a: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0xfb6659dcfb6bcc50-0xfb6659dcfb6bcc57] CPU: 1 PID: 1048 Comm: syz-executor Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 RIP: 0010:__pv_queued_spin_lock_slowpath+0x2cc/0xb80 kernel/locking/qspinlock.c:471 Code: 74 14 48 89 54 24 18 48 8b 7c 24 18 e8 6d 5e 53 00 48 8b 54 24 18 4c 03 2a 4c 89 e8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 4c 89 ef e8 e6 5e 53 00 48 8b 44 24 40 49 89 45 RSP: 0018:ffffc90001b7f960 EFLAGS: 00010803 RAX: 1f6ccb3b9f6d798a RBX: ffff88810006c000 RCX: dffffc0000000000 RDX: ffffffff85c01150 RSI: 0000000000000001 RDI: 00000000ffffffff RBP: ffffc90001b7fa50 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0dcf848 R12: 1ffff1103ee2ae51 R13: fb6659dcfb6bcc56 R14: 1ffff1102000d800 R15: ffff8881f7157294 FS: 0000555590c93500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2cce6f5a0c CR3: 00000001298e0000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:554 [inline] queued_spin_lock_slowpath+0x47/0x50 arch/x86/include/asm/qspinlock.h:51 queued_spin_lock include/asm-generic/qspinlock.h:85 [inline] do_raw_spin_lock include/linux/spinlock.h:184 [inline] __raw_spin_lock include/linux/spinlock_api_smp.h:143 [inline] _raw_spin_lock+0xe4/0xf0 kernel/locking/spinlock.c:151 spin_lock include/linux/spinlock.h:355 [inline] get_partial_node mm/slub.c:2020 [inline] get_partial mm/slub.c:2125 [inline] new_slab_objects mm/slub.c:2627 [inline] ___slab_alloc+0x110/0x4c0 mm/slub.c:2796 __slab_alloc+0x63/0xa0 mm/slub.c:2836 slab_alloc_node mm/slub.c:2918 [inline] slab_alloc mm/slub.c:2960 [inline] kmem_cache_alloc+0x1a4/0x2d0 mm/slub.c:2965 kmem_cache_zalloc include/linux/slab.h:657 [inline] lsm_inode_alloc security/security.c:556 [inline] security_inode_alloc+0x33/0x110 security/security.c:952 inode_init_always+0x725/0x9c0 fs/inode.c:204 alloc_inode fs/inode.c:240 [inline] new_inode_pseudo+0x91/0x210 fs/inode.c:968 new_inode+0x28/0x1e0 fs/inode.c:997 shmem_get_inode+0x343/0x9d0 mm/shmem.c:2311 shmem_symlink+0x9e/0x4f0 mm/shmem.c:3118 vfs_symlink+0x339/0x4c0 fs/namei.c:4149 do_symlinkat+0x10e/0x3d0 fs/namei.c:4176 __do_sys_symlinkat fs/namei.c:4190 [inline] __se_sys_symlinkat fs/namei.c:4187 [inline] __x64_sys_symlinkat+0x7b/0x90 fs/namei.c:4187 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f2cce632617 Code: 44 00 00 48 89 f2 31 c9 48 89 fe bf 9c ff ff ff e9 8e f5 ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 b8 0a 01 00 00 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:00007fff7d362da8 EFLAGS: 00000202 ORIG_RAX: 000000000000010a RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2cce632617 RDX: 00007f2cce6cbb03 RSI: 00000000ffffff9c RDI: 00007fff7d362e40 RBP: 00007fff7d362dec R08: 0000000000000001 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000002c R13: 00000000000927c0 R14: 00000000000073b3 R15: 00007fff7d362e40 Modules linked in: ---[ end trace 79ca9ddc939449cc ]--- RIP: 0010:__pv_queued_spin_lock_slowpath+0x2cc/0xb80 kernel/locking/qspinlock.c:471 Code: 74 14 48 89 54 24 18 48 8b 7c 24 18 e8 6d 5e 53 00 48 8b 54 24 18 4c 03 2a 4c 89 e8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 4c 89 ef e8 e6 5e 53 00 48 8b 44 24 40 49 89 45 RSP: 0018:ffffc90001b7f960 EFLAGS: 00010803 RAX: 1f6ccb3b9f6d798a RBX: ffff88810006c000 RCX: dffffc0000000000 RDX: ffffffff85c01150 RSI: 0000000000000001 RDI: 00000000ffffffff RBP: ffffc90001b7fa50 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0dcf848 R12: 1ffff1103ee2ae51 R13: fb6659dcfb6bcc56 R14: 1ffff1102000d800 R15: ffff8881f7157294 FS: 0000555590c93500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2cce6f5a0c CR3: 00000001298e0000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 74 14 je 0x16 2: 48 89 54 24 18 mov %rdx,0x18(%rsp) 7: 48 8b 7c 24 18 mov 0x18(%rsp),%rdi c: e8 6d 5e 53 00 call 0x535e7e 11: 48 8b 54 24 18 mov 0x18(%rsp),%rdx 16: 4c 03 2a add (%rdx),%r13 19: 4c 89 e8 mov %r13,%rax 1c: 48 c1 e8 03 shr $0x3,%rax 20: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx 27: fc ff df * 2a: 80 3c 08 00 cmpb $0x0,(%rax,%rcx,1) <-- trapping instruction 2e: 74 08 je 0x38 30: 4c 89 ef mov %r13,%rdi 33: e8 e6 5e 53 00 call 0x535f1e 38: 48 8b 44 24 40 mov 0x40(%rsp),%rax 3d: 49 rex.WB 3e: 89 .byte 0x89 3f: 45 rex.RB