Extracting prog: 3m5.390451838s Minimizing prog: 34m48.397535448s Simplifying prog options: 4m38.715477593s Extracting C: 2m22.143622521s 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:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000003c0)={0x34, &(0x7f0000000240)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x6a, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000001d40)={0x44, &(0x7f0000000780)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000640)={0x1c, &(0x7f0000000580)={0x0, 0xd, 0x1, "a9"}, 0x0, 0x0}) program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 1m40s testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000003c0)={0x34, &(0x7f0000000240)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x6a, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000001d40)={0x44, &(0x7f0000000780)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000640)={0x1c, &(0x7f0000000580)={0x0, 0xd, 0x1, "a9"}, 0x0, 0x0}) program crashed: WARNING in call_timer_fn single: successfully extracted reproducer found reproducer with 5 syscalls minimizing guilty program testing program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000003c0)={0x34, &(0x7f0000000240)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x6a, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000001d40)={0x44, &(0x7f0000000780)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000003c0)={0x34, &(0x7f0000000240)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x6a, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000640)={0x1c, &(0x7f0000000580)={0x0, 0xd, 0x1, "a9"}, 0x0, 0x0}) program did not crash testing program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000003c0)={0x34, &(0x7f0000000240)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000001d40)={0x44, &(0x7f0000000780)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000640)={0x1c, &(0x7f0000000580)={0x0, 0xd, 0x1, "a9"}, 0x0, 0x0}) program did not crash testing program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x6a, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000001d40)={0x44, &(0x7f0000000780)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000640)={0x1c, &(0x7f0000000580)={0x0, 0xd, 0x1, "a9"}, 0x0, 0x0}) program did not crash testing program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: syz_usb_control_io$printer(0xffffffffffffffff, 0x0, &(0x7f00000003c0)={0x34, &(0x7f0000000240)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(0xffffffffffffffff, 0x0, &(0x7f0000000500)={0x6a, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(0xffffffffffffffff, 0x0, &(0x7f0000001d40)={0x44, &(0x7f0000000780)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(0xffffffffffffffff, 0x0, &(0x7f0000000640)={0x1c, &(0x7f0000000580)={0x0, 0xd, 0x1, "a9"}, 0x0, 0x0}) program did not crash testing program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000003c0)={0x34, &(0x7f0000000240)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x6a, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000001d40)={0x44, &(0x7f0000000780)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000640)={0x1c, &(0x7f0000000580)={0x0, 0xd, 0x1, "a9"}, 0x0, 0x0}) program did not crash testing program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x6a, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000001d40)={0x44, &(0x7f0000000780)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000640)={0x1c, &(0x7f0000000580)={0x0, 0xd, 0x1, "a9"}, 0x0, 0x0}) program did not crash testing program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000003c0)={0x34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x6a, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000001d40)={0x44, &(0x7f0000000780)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000640)={0x1c, &(0x7f0000000580)={0x0, 0xd, 0x1, "a9"}, 0x0, 0x0}) program did not crash testing program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000003c0)={0x34, &(0x7f0000000240)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000001d40)={0x44, &(0x7f0000000780)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000640)={0x1c, &(0x7f0000000580)={0x0, 0xd, 0x1, "a9"}, 0x0, 0x0}) program did not crash testing program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000003c0)={0x34, &(0x7f0000000240)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x44, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000001d40)={0x44, &(0x7f0000000780)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000640)={0x1c, &(0x7f0000000580)={0x0, 0xd, 0x1, "a9"}, 0x0, 0x0}) program did not crash testing program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000003c0)={0x34, &(0x7f0000000240)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x6a, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000640)={0x1c, &(0x7f0000000580)={0x0, 0xd, 0x1, "a9"}, 0x0, 0x0}) program did not crash testing program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000003c0)={0x34, &(0x7f0000000240)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x6a, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000001d40)={0x44, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000640)={0x1c, &(0x7f0000000580)={0x0, 0xd, 0x1, "a9"}, 0x0, 0x0}) program did not crash testing program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000003c0)={0x34, &(0x7f0000000240)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x6a, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000001d40)={0x44, &(0x7f0000000780)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) program did not crash testing program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000003c0)={0x34, &(0x7f0000000240)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x6a, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000001d40)={0x44, &(0x7f0000000780)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000640)={0x1c, 0x0, 0x0, 0x0}) program did not crash testing program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000003c0)={0x34, &(0x7f0000000240)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x6a, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000001d40)={0x44, &(0x7f0000000780)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000640)={0x1c, &(0x7f0000000580)={0x0, 0xd}, 0x0, 0x0}) program did not crash extracting C reproducer testing compiled C program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm program did not crash simplifying guilty program options testing program (duration=2m7.0129194s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000003c0)={0x34, &(0x7f0000000240)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x6a, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000001d40)={0x44, &(0x7f0000000780)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000640)={0x1c, &(0x7f0000000580)={0x0, 0xd, 0x1, "a9"}, 0x0, 0x0}) program did not crash testing program (duration=2m7.0129194s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x85, 0x4f, 0xbe, 0x10, 0x50d, 0x2102, 0x70d0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x1d, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0xa, 0x2, 0x10, 0x0, 0xfa}}, {{0x9, 0x5, 0x82, 0x2, 0x450}}]}}]}}]}}, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000003c0)={0x34, &(0x7f0000000240)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x6a, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000001d40)={0x44, &(0x7f0000000780)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000640)={0x1c, &(0x7f0000000580)={0x0, 0xd, 0x1, "a9"}, 0x0, 0x0}) program did not crash reproducing took 44m54.64711723s repro crashed as (corrupted=false): ------------[ cut here ]------------ WARNING: CPU: 0 PID: 696 at kernel/workqueue.c:2257 __queue_work+0xc3a/0x1080 kernel/workqueue.c:2256 Modules linked in: CPU: 0 UID: 0 PID: 696 Comm: kworker/0:2 Not tainted 6.13.0-rc3-syzkaller-g362a7993ed01 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 Workqueue: usb_hub_wq hub_event RIP: 0010:__queue_work+0xc3a/0x1080 kernel/workqueue.c:2256 Code: 07 83 c0 03 38 d0 7c 09 84 d2 74 05 e8 af 29 8d 00 8b 5b 2c 31 ff 83 e3 20 89 de e8 f0 63 33 00 85 db 75 60 e8 a7 61 33 00 90 <0f> 0b 90 e9 f9 f7 ff ff e8 99 61 33 00 90 0f 0b 90 e9 7e f6 ff ff RSP: 0018:ffffc90000007be8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 0000000000000100 RCX: ffffffff8127f861 RDX: ffff8881093b3a80 RSI: ffffffff8127f8b9 RDI: 0000000000000005 RBP: ffff8881362a3780 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000100 R11: 0000000000000007 R12: 1ffff92000000f8f R13: 0000000000000001 R14: 0000000000000102 R15: ffff888112361c00 FS: 0000000000000000(0000) GS:ffff8881f5800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005598f1c84c48 CR3: 000000012443e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: call_timer_fn+0x1a0/0x610 kernel/time/timer.c:1793 expire_timers kernel/time/timer.c:1839 [inline] __run_timers+0x56a/0x930 kernel/time/timer.c:2418 __run_timer_base kernel/time/timer.c:2430 [inline] __run_timer_base kernel/time/timer.c:2422 [inline] run_timer_base+0x114/0x190 kernel/time/timer.c:2439 run_timer_softirq+0x1a/0x40 kernel/time/timer.c:2449 handle_softirqs+0x206/0x8d0 kernel/softirq.c:561 __do_softirq kernel/softirq.c:595 [inline] invoke_softirq kernel/softirq.c:435 [inline] __irq_exit_rcu+0xfa/0x160 kernel/softirq.c:662 irq_exit_rcu+0x9/0x30 kernel/softirq.c:678 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:console_flush_all+0x9a4/0xc60 kernel/printk/printk.c:3211 Code: 00 e8 10 de 27 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 9e 38 20 00 48 85 db 0f 85 55 01 00 00 e8 20 36 20 00 fb 4c 89 e0 <48> c1 e8 03 42 80 3c 38 00 0f 84 11 ff ff ff 4c 89 e7 e8 25 fe 79 RSP: 0018:ffffc90001d0efc8 EFLAGS: 00000293 RAX: ffffffff893a8cd8 RBX: 0000000000000000 RCX: ffffffff813b2432 RDX: ffff8881093b3a80 RSI: ffffffff813b2440 RDI: 0000000000000007 RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000008 R12: ffffffff893a8cd8 R13: ffffffff893a8c80 R14: ffffc90001d0f058 R15: dffffc0000000000 __console_flush_and_unlock kernel/printk/printk.c:3269 [inline] console_unlock+0xd9/0x210 kernel/printk/printk.c:3309 vprintk_emit+0x424/0x6f0 kernel/printk/printk.c:2432 vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:86 _printk+0xc8/0x100 kernel/printk/printk.c:2457 __warn_printk+0x158/0x350 kernel/panic.c:794 debug_print_object+0x1a1/0x2b0 lib/debugobjects.c:612 __debug_check_no_obj_freed lib/debugobjects.c:1099 [inline] debug_check_no_obj_freed+0x4b7/0x600 lib/debugobjects.c:1129 free_pages_prepare mm/page_alloc.c:1134 [inline] __free_pages_ok+0x2a1/0xcc0 mm/page_alloc.c:1269 __folio_put+0x1e8/0x2d0 mm/swap.c:112 device_release+0xa1/0x240 drivers/base/core.c:2567 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x1e4/0x5a0 lib/kobject.c:737 put_device+0x1f/0x30 drivers/base/core.c:3773 rtl_usb_disconnect+0x41c/0x5a0 drivers/net/wireless/realtek/rtlwifi/usb.c:1079 usb_unbind_interface+0x1e2/0x960 drivers/usb/core/driver.c:458 device_remove drivers/base/dd.c:569 [inline] device_remove+0x122/0x170 drivers/base/dd.c:561 __device_release_driver drivers/base/dd.c:1273 [inline] device_release_driver_internal+0x44a/0x610 drivers/base/dd.c:1296 bus_remove_device+0x22f/0x420 drivers/base/bus.c:576 device_del+0x396/0x9f0 drivers/base/core.c:3854 usb_disable_device+0x36c/0x7f0 drivers/usb/core/message.c:1418 usb_disconnect+0x2e1/0x920 drivers/usb/core/hub.c:2304 hub_port_connect drivers/usb/core/hub.c:5361 [inline] hub_port_connect_change drivers/usb/core/hub.c:5661 [inline] port_event drivers/usb/core/hub.c:5821 [inline] hub_event+0x1bed/0x4f40 drivers/usb/core/hub.c:5903 process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3229 process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: e8 10 de 27 00 call 0x27de15 5: 9c pushf 6: 5b pop %rbx 7: 81 e3 00 02 00 00 and $0x200,%ebx d: 31 ff xor %edi,%edi f: 48 89 de mov %rbx,%rsi 12: e8 9e 38 20 00 call 0x2038b5 17: 48 85 db test %rbx,%rbx 1a: 0f 85 55 01 00 00 jne 0x175 20: e8 20 36 20 00 call 0x203645 25: fb sti 26: 4c 89 e0 mov %r12,%rax * 29: 48 c1 e8 03 shr $0x3,%rax <-- trapping instruction 2d: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) 32: 0f 84 11 ff ff ff je 0xffffff49 38: 4c 89 e7 mov %r12,%rdi 3b: e8 .byte 0xe8 3c: 25 .byte 0x25 3d: fe (bad) 3e: 79 .byte 0x79 final repro crashed as (corrupted=false): ------------[ cut here ]------------ WARNING: CPU: 0 PID: 696 at kernel/workqueue.c:2257 __queue_work+0xc3a/0x1080 kernel/workqueue.c:2256 Modules linked in: CPU: 0 UID: 0 PID: 696 Comm: kworker/0:2 Not tainted 6.13.0-rc3-syzkaller-g362a7993ed01 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 Workqueue: usb_hub_wq hub_event RIP: 0010:__queue_work+0xc3a/0x1080 kernel/workqueue.c:2256 Code: 07 83 c0 03 38 d0 7c 09 84 d2 74 05 e8 af 29 8d 00 8b 5b 2c 31 ff 83 e3 20 89 de e8 f0 63 33 00 85 db 75 60 e8 a7 61 33 00 90 <0f> 0b 90 e9 f9 f7 ff ff e8 99 61 33 00 90 0f 0b 90 e9 7e f6 ff ff RSP: 0018:ffffc90000007be8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 0000000000000100 RCX: ffffffff8127f861 RDX: ffff8881093b3a80 RSI: ffffffff8127f8b9 RDI: 0000000000000005 RBP: ffff8881362a3780 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000100 R11: 0000000000000007 R12: 1ffff92000000f8f R13: 0000000000000001 R14: 0000000000000102 R15: ffff888112361c00 FS: 0000000000000000(0000) GS:ffff8881f5800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005598f1c84c48 CR3: 000000012443e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: call_timer_fn+0x1a0/0x610 kernel/time/timer.c:1793 expire_timers kernel/time/timer.c:1839 [inline] __run_timers+0x56a/0x930 kernel/time/timer.c:2418 __run_timer_base kernel/time/timer.c:2430 [inline] __run_timer_base kernel/time/timer.c:2422 [inline] run_timer_base+0x114/0x190 kernel/time/timer.c:2439 run_timer_softirq+0x1a/0x40 kernel/time/timer.c:2449 handle_softirqs+0x206/0x8d0 kernel/softirq.c:561 __do_softirq kernel/softirq.c:595 [inline] invoke_softirq kernel/softirq.c:435 [inline] __irq_exit_rcu+0xfa/0x160 kernel/softirq.c:662 irq_exit_rcu+0x9/0x30 kernel/softirq.c:678 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:console_flush_all+0x9a4/0xc60 kernel/printk/printk.c:3211 Code: 00 e8 10 de 27 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 9e 38 20 00 48 85 db 0f 85 55 01 00 00 e8 20 36 20 00 fb 4c 89 e0 <48> c1 e8 03 42 80 3c 38 00 0f 84 11 ff ff ff 4c 89 e7 e8 25 fe 79 RSP: 0018:ffffc90001d0efc8 EFLAGS: 00000293 RAX: ffffffff893a8cd8 RBX: 0000000000000000 RCX: ffffffff813b2432 RDX: ffff8881093b3a80 RSI: ffffffff813b2440 RDI: 0000000000000007 RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000008 R12: ffffffff893a8cd8 R13: ffffffff893a8c80 R14: ffffc90001d0f058 R15: dffffc0000000000 __console_flush_and_unlock kernel/printk/printk.c:3269 [inline] console_unlock+0xd9/0x210 kernel/printk/printk.c:3309 vprintk_emit+0x424/0x6f0 kernel/printk/printk.c:2432 vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:86 _printk+0xc8/0x100 kernel/printk/printk.c:2457 __warn_printk+0x158/0x350 kernel/panic.c:794 debug_print_object+0x1a1/0x2b0 lib/debugobjects.c:612 __debug_check_no_obj_freed lib/debugobjects.c:1099 [inline] debug_check_no_obj_freed+0x4b7/0x600 lib/debugobjects.c:1129 free_pages_prepare mm/page_alloc.c:1134 [inline] __free_pages_ok+0x2a1/0xcc0 mm/page_alloc.c:1269 __folio_put+0x1e8/0x2d0 mm/swap.c:112 device_release+0xa1/0x240 drivers/base/core.c:2567 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x1e4/0x5a0 lib/kobject.c:737 put_device+0x1f/0x30 drivers/base/core.c:3773 rtl_usb_disconnect+0x41c/0x5a0 drivers/net/wireless/realtek/rtlwifi/usb.c:1079 usb_unbind_interface+0x1e2/0x960 drivers/usb/core/driver.c:458 device_remove drivers/base/dd.c:569 [inline] device_remove+0x122/0x170 drivers/base/dd.c:561 __device_release_driver drivers/base/dd.c:1273 [inline] device_release_driver_internal+0x44a/0x610 drivers/base/dd.c:1296 bus_remove_device+0x22f/0x420 drivers/base/bus.c:576 device_del+0x396/0x9f0 drivers/base/core.c:3854 usb_disable_device+0x36c/0x7f0 drivers/usb/core/message.c:1418 usb_disconnect+0x2e1/0x920 drivers/usb/core/hub.c:2304 hub_port_connect drivers/usb/core/hub.c:5361 [inline] hub_port_connect_change drivers/usb/core/hub.c:5661 [inline] port_event drivers/usb/core/hub.c:5821 [inline] hub_event+0x1bed/0x4f40 drivers/usb/core/hub.c:5903 process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3229 process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: e8 10 de 27 00 call 0x27de15 5: 9c pushf 6: 5b pop %rbx 7: 81 e3 00 02 00 00 and $0x200,%ebx d: 31 ff xor %edi,%edi f: 48 89 de mov %rbx,%rsi 12: e8 9e 38 20 00 call 0x2038b5 17: 48 85 db test %rbx,%rbx 1a: 0f 85 55 01 00 00 jne 0x175 20: e8 20 36 20 00 call 0x203645 25: fb sti 26: 4c 89 e0 mov %r12,%rax * 29: 48 c1 e8 03 shr $0x3,%rax <-- trapping instruction 2d: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) 32: 0f 84 11 ff ff ff je 0xffffff49 38: 4c 89 e7 mov %r12,%rdi 3b: e8 .byte 0xe8 3c: 25 .byte 0x25 3d: fe (bad) 3e: 79 .byte 0x79