Extracting prog: 1m31.246742226s Minimizing prog: 6m15.793476526s Simplifying prog options: 0s Extracting C: 1m11.832111322s Simplifying C: 7m4.156441263s 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: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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x3, 0x36, &(0x7f0000000100)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x1b1c, 0x1b02, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x20, 0x6, "", [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x18}}, {{{0x9, 0x5, 0x81, 0x3, 0x3ff, 0x0, 0x0, 0x3}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="0022180000000501150825ff0904a1010901a1007508950109308102c0c0"], 0x0}, 0x0) program crashed: WARNING: ODEBUG bug in corsair_remove single: successfully extracted reproducer found reproducer with 3 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}}): syz_usb_connect$hid-syz_usb_control_io detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x3, 0x36, &(0x7f0000000100)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x1b1c, 0x1b02, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x20, 0x6, "", [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x18}}, {{{0x9, 0x5, 0x81, 0x3, 0x3ff, 0x0, 0x0, 0x3}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 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}}): syz_usb_connect$hid-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x3, 0x36, &(0x7f0000000100)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x1b1c, 0x1b02, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x20, 0x6, "", [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x18}}, {{{0x9, 0x5, 0x81, 0x3, 0x3ff, 0x0, 0x0, 0x3}}}}}]}}]}}, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="0022180000000501150825ff0904a1010901a1007508950109308102c0c0"], 0x0}, 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}}): syz_usb_control_io-syz_usb_control_io$hid detailed listing: executing program 0: syz_usb_control_io(0xffffffffffffffff, 0x0, 0x0) syz_usb_control_io$hid(0xffffffffffffffff, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="0022180000000501150825ff0904a1010901a1007508950109308102c0c0"], 0x0}, 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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x3, 0x0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="0022180000000501150825ff0904a1010901a1007508950109308102c0c0"], 0x0}, 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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x3, 0x36, &(0x7f0000000100)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x1b1c, 0x1b02, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x20, 0x6, "", [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x18}}, {{{0x9, 0x5, 0x81, 0x3, 0x3ff, 0x0, 0x0, 0x3}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, 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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x3, 0x36, &(0x7f0000000100)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x1b1c, 0x1b02, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x20, 0x6, "", [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x18}}, {{{0x9, 0x5, 0x81, 0x3, 0x3ff, 0x0, 0x0, 0x3}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, 0x0, 0x0}, 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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x3, 0x36, &(0x7f0000000100)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x1b1c, 0x1b02, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x20, 0x6, "", [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x18}}, {{{0x9, 0x5, 0x81, 0x3, 0x3ff, 0x0, 0x0, 0x3}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0}, 0x0) 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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid program crashed: WARNING: ODEBUG bug in corsair_remove 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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid program crashed: WARNING: ODEBUG bug in corsair_remove 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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid program did not crash testing compiled C program (duration=30s, {Threaded:false 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: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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid program crashed: WARNING: ODEBUG bug in corsair_remove testing compiled C program (duration=30s, {Threaded:false Repeat:true 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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid program crashed: WARNING: ODEBUG bug in corsair_remove testing compiled C program (duration=30s, {Threaded:false Repeat:true 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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid program crashed: WARNING: ODEBUG bug in corsair_remove testing compiled C program (duration=30s, {Threaded:false Repeat:true 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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid program crashed: WARNING: ODEBUG bug in corsair_remove testing compiled C program (duration=30s, {Threaded:false Repeat:true 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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid program crashed: WARNING: ODEBUG bug in corsair_remove testing compiled C program (duration=30s, {Threaded:false Repeat:true 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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid program crashed: WARNING: ODEBUG bug in corsair_remove testing program (duration=30s, {Threaded:false Repeat:true 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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x3, 0x36, &(0x7f0000000100)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x1b1c, 0x1b02, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x20, 0x6, "", [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x18}}, {{{0x9, 0x5, 0x81, 0x3, 0x3ff, 0x0, 0x0, 0x3}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="0022180000000501150825ff0904a1010901a1007508950109308102c0c0"], 0x0}, 0x0) program crashed: WARNING: ODEBUG bug in corsair_remove validation run: crashed=true testing program (duration=30s, {Threaded:false Repeat:true 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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x3, 0x36, &(0x7f0000000100)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x1b1c, 0x1b02, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x20, 0x6, "", [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x18}}, {{{0x9, 0x5, 0x81, 0x3, 0x3ff, 0x0, 0x0, 0x3}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="0022180000000501150825ff0904a1010901a1007508950109308102c0c0"], 0x0}, 0x0) program crashed: WARNING: ODEBUG bug in corsair_remove validation run: crashed=true testing program (duration=30s, {Threaded:false Repeat:true 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}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x3, 0x36, &(0x7f0000000100)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x1b1c, 0x1b02, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x20, 0x6, "", [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x18}}, {{{0x9, 0x5, 0x81, 0x3, 0x3ff, 0x0, 0x0, 0x3}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="0022180000000501150825ff0904a1010901a1007508950109308102c0c0"], 0x0}, 0x0) program crashed: WARNING: ODEBUG bug in corsair_remove validation run: crashed=true reproducing took 18m38.055897532s repro crashed as (corrupted=false): usb 1-1: USB disconnect, device number 2 ------------[ cut here ]------------ ODEBUG: free active (active state 0) object: 00000000e37a0984 object type: work_struct hint: k90_record_led_work+0x0/0x1d8 drivers/hid/hid-corsair.c:-1 WARNING: lib/debugobjects.c:632 at debug_print_object+0x160/0x1dc lib/debugobjects.c:629, CPU#0: kworker/0:3/1173 Modules linked in: CPU: 0 UID: 0 PID: 1173 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 Workqueue: usb_hub_wq hub_event pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : debug_print_object+0x160/0x1dc lib/debugobjects.c:629 lr : debug_print_object+0x160/0x1dc lib/debugobjects.c:629 sp : ffff800094b37090 x29: ffff800094b37090 x28: ffff0000ed320540 x27: 1fffe0001973a2d2 x26: ffff0000d23d7c00 x25: dfff800000000000 x24: ffff0000d23d7ac8 x23: ffff800086dadea0 x22: ffff8000847630e8 x21: ffff800086a387e0 x20: 0000000000000000 x19: ffff800086dad9a0 x18: 00000000ffffffff x17: 626f203438393061 x16: 3733653030303030 x15: 303030203a746365 x14: 6a626f2029302065 x13: 0000000000000001 x12: 0000000000000003 x11: 0000000000000000 x10: 0000000000000002 x9 : f6d0b0a60c514800 x8 : f6d0b0a60c514800 x7 : ffff80008048e314 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000802f9194 x2 : 0000000100000000 x1 : ffff0000c853d880 x0 : 0000000000000000 Call trace: debug_print_object+0x160/0x1dc lib/debugobjects.c:629 (P) __debug_check_no_obj_freed lib/debugobjects.c:1171 [inline] debug_check_no_obj_freed+0x22c/0x3a4 lib/debugobjects.c:1201 slab_free_hook mm/slub.c:2679 [inline] slab_free mm/slub.c:6499 [inline] kfree+0x124/0x698 mm/slub.c:6792 k90_cleanup_macro_functions drivers/hid/hid-corsair.c:547 [inline] corsair_remove+0xd8/0x214 drivers/hid/hid-corsair.c:602 hid_device_remove+0xa0/0x170 drivers/hid/hid-core.c:2897 device_remove+0xc4/0x134 drivers/base/dd.c:616 __device_release_driver drivers/base/dd.c:1349 [inline] device_release_driver_internal+0x124/0x20c drivers/base/dd.c:1372 device_release_driver+0x28/0x38 drivers/base/dd.c:1395 bus_remove_device+0x2d0/0x400 drivers/base/bus.c:664 device_del+0x3ec/0x71c drivers/base/core.c:3965 hid_remove_device drivers/hid/hid-core.c:3126 [inline] hid_destroy_device+0x70/0x1a4 drivers/hid/hid-core.c:3148 usbhid_disconnect+0xa0/0xe4 drivers/hid/usbhid/hid-core.c:1479 usb_unbind_interface+0x180/0x6d4 drivers/usb/core/driver.c:461 device_remove+0x114/0x134 drivers/base/dd.c:618 __device_release_driver drivers/base/dd.c:1349 [inline] device_release_driver_internal+0x124/0x20c drivers/base/dd.c:1372 device_release_driver+0x28/0x38 drivers/base/dd.c:1395 bus_remove_device+0x2d0/0x400 drivers/base/bus.c:664 device_del+0x3ec/0x71c drivers/base/core.c:3965 usb_disable_device+0x24c/0x670 drivers/usb/core/message.c:1478 usb_disconnect+0x230/0x6f8 drivers/usb/core/hub.c:2350 hub_port_connect drivers/usb/core/hub.c:5420 [inline] hub_port_connect_change drivers/usb/core/hub.c:5720 [inline] port_event drivers/usb/core/hub.c:5884 [inline] hub_event+0x299c/0x39fc drivers/usb/core/hub.c:5966 process_one_work kernel/workqueue.c:3387 [inline] process_scheduled_works+0x91c/0x1250 kernel/workqueue.c:3470 worker_thread+0x798/0xbd0 kernel/workqueue.c:3551 kthread+0x304/0x3d4 kernel/kthread.c:436 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:838 irq event stamp: 41076 hardirqs last enabled at (41075): [] vprintk_store+0x924/0xb94 kernel/printk/printk.c:2385 hardirqs last disabled at (41076): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:445 softirqs last enabled at (41006): [] __alloc_skb+0x1c0/0x610 net/core/skbuff.c:698 softirqs last disabled at (41004): [] local_bh_disable include/linux/bottom_half.h:20 [inline] softirqs last disabled at (41004): [] __alloc_skb+0x1a8/0x610 net/core/skbuff.c:697 ---[ end trace 0000000000000000 ]--- final repro crashed as (corrupted=false): usb 1-1: USB disconnect, device number 2 ------------[ cut here ]------------ ODEBUG: free active (active state 0) object: 00000000e37a0984 object type: work_struct hint: k90_record_led_work+0x0/0x1d8 drivers/hid/hid-corsair.c:-1 WARNING: lib/debugobjects.c:632 at debug_print_object+0x160/0x1dc lib/debugobjects.c:629, CPU#0: kworker/0:3/1173 Modules linked in: CPU: 0 UID: 0 PID: 1173 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 Workqueue: usb_hub_wq hub_event pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : debug_print_object+0x160/0x1dc lib/debugobjects.c:629 lr : debug_print_object+0x160/0x1dc lib/debugobjects.c:629 sp : ffff800094b37090 x29: ffff800094b37090 x28: ffff0000ed320540 x27: 1fffe0001973a2d2 x26: ffff0000d23d7c00 x25: dfff800000000000 x24: ffff0000d23d7ac8 x23: ffff800086dadea0 x22: ffff8000847630e8 x21: ffff800086a387e0 x20: 0000000000000000 x19: ffff800086dad9a0 x18: 00000000ffffffff x17: 626f203438393061 x16: 3733653030303030 x15: 303030203a746365 x14: 6a626f2029302065 x13: 0000000000000001 x12: 0000000000000003 x11: 0000000000000000 x10: 0000000000000002 x9 : f6d0b0a60c514800 x8 : f6d0b0a60c514800 x7 : ffff80008048e314 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000802f9194 x2 : 0000000100000000 x1 : ffff0000c853d880 x0 : 0000000000000000 Call trace: debug_print_object+0x160/0x1dc lib/debugobjects.c:629 (P) __debug_check_no_obj_freed lib/debugobjects.c:1171 [inline] debug_check_no_obj_freed+0x22c/0x3a4 lib/debugobjects.c:1201 slab_free_hook mm/slub.c:2679 [inline] slab_free mm/slub.c:6499 [inline] kfree+0x124/0x698 mm/slub.c:6792 k90_cleanup_macro_functions drivers/hid/hid-corsair.c:547 [inline] corsair_remove+0xd8/0x214 drivers/hid/hid-corsair.c:602 hid_device_remove+0xa0/0x170 drivers/hid/hid-core.c:2897 device_remove+0xc4/0x134 drivers/base/dd.c:616 __device_release_driver drivers/base/dd.c:1349 [inline] device_release_driver_internal+0x124/0x20c drivers/base/dd.c:1372 device_release_driver+0x28/0x38 drivers/base/dd.c:1395 bus_remove_device+0x2d0/0x400 drivers/base/bus.c:664 device_del+0x3ec/0x71c drivers/base/core.c:3965 hid_remove_device drivers/hid/hid-core.c:3126 [inline] hid_destroy_device+0x70/0x1a4 drivers/hid/hid-core.c:3148 usbhid_disconnect+0xa0/0xe4 drivers/hid/usbhid/hid-core.c:1479 usb_unbind_interface+0x180/0x6d4 drivers/usb/core/driver.c:461 device_remove+0x114/0x134 drivers/base/dd.c:618 __device_release_driver drivers/base/dd.c:1349 [inline] device_release_driver_internal+0x124/0x20c drivers/base/dd.c:1372 device_release_driver+0x28/0x38 drivers/base/dd.c:1395 bus_remove_device+0x2d0/0x400 drivers/base/bus.c:664 device_del+0x3ec/0x71c drivers/base/core.c:3965 usb_disable_device+0x24c/0x670 drivers/usb/core/message.c:1478 usb_disconnect+0x230/0x6f8 drivers/usb/core/hub.c:2350 hub_port_connect drivers/usb/core/hub.c:5420 [inline] hub_port_connect_change drivers/usb/core/hub.c:5720 [inline] port_event drivers/usb/core/hub.c:5884 [inline] hub_event+0x299c/0x39fc drivers/usb/core/hub.c:5966 process_one_work kernel/workqueue.c:3387 [inline] process_scheduled_works+0x91c/0x1250 kernel/workqueue.c:3470 worker_thread+0x798/0xbd0 kernel/workqueue.c:3551 kthread+0x304/0x3d4 kernel/kthread.c:436 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:838 irq event stamp: 41076 hardirqs last enabled at (41075): [] vprintk_store+0x924/0xb94 kernel/printk/printk.c:2385 hardirqs last disabled at (41076): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:445 softirqs last enabled at (41006): [] __alloc_skb+0x1c0/0x610 net/core/skbuff.c:698 softirqs last disabled at (41004): [] local_bh_disable include/linux/bottom_half.h:20 [inline] softirqs last disabled at (41004): [] __alloc_skb+0x1a8/0x610 net/core/skbuff.c:697 ---[ end trace 0000000000000000 ]---