Extracting prog: 49.995948738s Minimizing prog: 8m23.607252757s Simplifying prog options: 0s Extracting C: 19.46473487s Simplifying C: 6m58.199559906s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73f72cc9f0ba1f8c0370000005e140602000000000e000a0010000000028000001294", 0x2e}], 0x1}, 0x0) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73f72cc9f0ba1f848360000005e140602000000000e000a0010000000028000001294", 0x2e}], 0x1}, 0x0) program crashed: possible deadlock in team_device_event single: successfully extracted reproducer found reproducer with 4 syscalls minimizing guilty program testing program (duration=36.394637035s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73f72cc9f0ba1f8c0370000005e140602000000000e000a0010000000028000001294", 0x2e}], 0x1}, 0x0) socket$kcm(0x10, 0x2, 0x0) program did not crash testing program (duration=36.394637035s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73f72cc9f0ba1f8c0370000005e140602000000000e000a0010000000028000001294", 0x2e}], 0x1}, 0x0) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73f72cc9f0ba1f848360000005e140602000000000e000a0010000000028000001294", 0x2e}], 0x1}, 0x0) program did not crash testing program (duration=36.394637035s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-socket$kcm-sendmsg$kcm detailed listing: executing program 0: socket$kcm(0x10, 0x2, 0x0) r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73f72cc9f0ba1f848360000005e140602000000000e000a0010000000028000001294", 0x2e}], 0x1}, 0x0) program did not crash testing program (duration=36.394637035s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$kcm-socket$kcm-sendmsg$kcm detailed listing: executing program 0: sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73f72cc9f0ba1f8c0370000005e140602000000000e000a0010000000028000001294", 0x2e}], 0x1}, 0x0) r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73f72cc9f0ba1f848360000005e140602000000000e000a0010000000028000001294", 0x2e}], 0x1}, 0x0) program did not crash testing program (duration=36.394637035s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, 0x0, 0x0) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73f72cc9f0ba1f848360000005e140602000000000e000a0010000000028000001294", 0x2e}], 0x1}, 0x0) program did not crash testing program (duration=36.394637035s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0x0, 0x0}, 0x0) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73f72cc9f0ba1f848360000005e140602000000000e000a0010000000028000001294", 0x2e}], 0x1}, 0x0) program did not crash testing program (duration=36.394637035s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{0x0}], 0x1}, 0x0) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73f72cc9f0ba1f848360000005e140602000000000e000a0010000000028000001294", 0x2e}], 0x1}, 0x0) program did not crash testing program (duration=36.394637035s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{}], 0x1}, 0x0) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73f72cc9f0ba1f848360000005e140602000000000e000a0010000000028000001294", 0x2e}], 0x1}, 0x0) program did not crash testing program (duration=36.394637035s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73f72cc9f0ba1f8c0370000005e140602000000000e000a0010000000028000001294", 0x2e}], 0x1}, 0x0) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, 0x0, 0x0) program did not crash testing program (duration=36.394637035s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73f72cc9f0ba1f8c0370000005e140602000000000e000a0010000000028000001294", 0x2e}], 0x1}, 0x0) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000600)={0x0, 0x0, 0x0}, 0x0) program did not crash testing program (duration=36.394637035s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73f72cc9f0ba1f8c0370000005e140602000000000e000a0010000000028000001294", 0x2e}], 0x1}, 0x0) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{0x0}], 0x1}, 0x0) program did not crash testing program (duration=36.394637035s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73f72cc9f0ba1f8c0370000005e140602000000000e000a0010000000028000001294", 0x2e}], 0x1}, 0x0) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{}], 0x1}, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=36.394637035s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm program crashed: possible deadlock in team_device_event simplifying C reproducer testing compiled C program (duration=36.394637035s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm program crashed: possible deadlock in team_device_event testing compiled C program (duration=36.394637035s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm program crashed: possible deadlock in team_device_event testing compiled C program (duration=36.394637035s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm program did not crash testing compiled C program (duration=36.394637035s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm program did not crash testing compiled C program (duration=36.394637035s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm program did not crash testing compiled C program (duration=36.394637035s, {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:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm program crashed: possible deadlock in team_device_event testing compiled C program (duration=36.394637035s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm program crashed: possible deadlock in team_device_event testing compiled C program (duration=36.394637035s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm program crashed: possible deadlock in team_device_event testing compiled C program (duration=36.394637035s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm program crashed: possible deadlock in team_device_event testing compiled C program (duration=36.394637035s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm program crashed: possible deadlock in team_device_event testing compiled C program (duration=36.394637035s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false 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}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm program crashed: possible deadlock in team_device_event testing compiled C program (duration=36.394637035s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm program crashed: possible deadlock in team_device_event testing compiled C program (duration=36.394637035s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm program crashed: possible deadlock in team_device_event testing compiled C program (duration=36.394637035s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm program crashed: possible deadlock in team_device_event testing compiled C program (duration=36.394637035s, {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: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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-socket$kcm-sendmsg$kcm program crashed: possible deadlock in team_device_event reproducing took 16m31.267514513s repro crashed as (corrupted=false): netlink: 'syz-executor855': attribute type 10 has an invalid length. veth0_vlan: left promiscuous mode veth0_vlan: entered promiscuous mode ============================================ WARNING: possible recursive locking detected 6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0 Not tainted -------------------------------------------- syz-executor855/5927 is trying to acquire lock: ffff888032c84e00 (team->team_lock_key){+.+.}-{4:4}, at: team_port_change_check drivers/net/team/team_core.c:2949 [inline] ffff888032c84e00 (team->team_lock_key){+.+.}-{4:4}, at: team_device_event+0x2c7/0x770 drivers/net/team/team_core.c:2972 but task is already holding lock: ffff888032c84e00 (team->team_lock_key){+.+.}-{4:4}, at: team_add_slave+0x9c/0x20e0 drivers/net/team/team_core.c:1974 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(team->team_lock_key); lock(team->team_lock_key); *** DEADLOCK *** May be due to missing lock nesting notation 2 locks held by syz-executor855/5927: #0: ffffffff8feda348 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffffffff8feda348 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_nets_lock net/core/rtnetlink.c:326 [inline] #0: ffffffff8feda348 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5e4/0x1ce0 net/core/rtnetlink.c:4008 #1: ffff888032c84e00 (team->team_lock_key){+.+.}-{4:4}, at: team_add_slave+0x9c/0x20e0 drivers/net/team/team_core.c:1974 stack backtrace: CPU: 0 UID: 0 PID: 5927 Comm: syz-executor855 Not tainted 6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: <TASK> __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 print_deadlock_bug+0x2e3/0x410 kernel/locking/lockdep.c:3037 check_deadlock kernel/locking/lockdep.c:3089 [inline] validate_chain kernel/locking/lockdep.c:3891 [inline] __lock_acquire+0x2117/0x3c40 kernel/locking/lockdep.c:5226 lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5849 __mutex_lock_common kernel/locking/mutex.c:585 [inline] __mutex_lock+0x19b/0xa60 kernel/locking/mutex.c:735 team_port_change_check drivers/net/team/team_core.c:2949 [inline] team_device_event+0x2c7/0x770 drivers/net/team/team_core.c:2972 notifier_call_chain+0xb7/0x410 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x140 net/core/dev.c:1996 call_netdevice_notifiers_extack net/core/dev.c:2034 [inline] call_netdevice_notifiers net/core/dev.c:2048 [inline] __dev_notify_flags+0x12d/0x2e0 net/core/dev.c:8988 dev_change_flags+0x10c/0x160 net/core/dev.c:9026 vlan_device_event+0xdfc/0x2120 net/8021q/vlan.c:468 notifier_call_chain+0xb7/0x410 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x140 net/core/dev.c:1996 call_netdevice_notifiers_extack net/core/dev.c:2034 [inline] call_netdevice_notifiers net/core/dev.c:2048 [inline] dev_open net/core/dev.c:1517 [inline] dev_open+0x144/0x160 net/core/dev.c:1505 team_port_add drivers/net/team/team_core.c:1216 [inline] team_add_slave+0xacd/0x20e0 drivers/net/team/team_core.c:1975 do_set_master+0x1bc/0x230 net/core/rtnetlink.c:2917 do_setlink.constprop.0+0xb60/0x3f70 net/core/rtnetlink.c:3116 rtnl_changelink net/core/rtnetlink.c:3723 [inline] __rtnl_newlink net/core/rtnetlink.c:3874 [inline] rtnl_newlink+0x12ce/0x1ce0 net/core/rtnetlink.c:4009 rtnetlink_rcv_msg+0x95b/0xea0 net/core/rtnetlink.c:6919 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2542 netlink_unicast_kernel net/netlink/af_netlink.c:1321 [inline] netlink_unicast+0x53c/0x7f0 net/netlink/af_netlink.c:1347 netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1891 sock_sendmsg_nosec net/socket.c:711 [inline] __sock_sendmsg net/socket.c:726 [inline] ____sys_sendmsg+0xaaf/0xc90 net/socket.c:2583 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2637 __sys_sendmsg+0x16e/0x220 net/socket.c:2669 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f7b6cca0e49 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fffd648e828 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f7b6ccee4c5 RCX: 00007f7b6cca0e49 RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000004 RBP: 00007f7b6ccee4a3 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000001 R11: 0000000000000246 R12: 00007f7b6ccee428 R13: 00007f7b6ccee004 R14: 00007fffd648e84c R15: 0000000000000003 </TASK> final repro crashed as (corrupted=false): netlink: 'syz-executor855': attribute type 10 has an invalid length. veth0_vlan: left promiscuous mode veth0_vlan: entered promiscuous mode ============================================ WARNING: possible recursive locking detected 6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0 Not tainted -------------------------------------------- syz-executor855/5927 is trying to acquire lock: ffff888032c84e00 (team->team_lock_key){+.+.}-{4:4}, at: team_port_change_check drivers/net/team/team_core.c:2949 [inline] ffff888032c84e00 (team->team_lock_key){+.+.}-{4:4}, at: team_device_event+0x2c7/0x770 drivers/net/team/team_core.c:2972 but task is already holding lock: ffff888032c84e00 (team->team_lock_key){+.+.}-{4:4}, at: team_add_slave+0x9c/0x20e0 drivers/net/team/team_core.c:1974 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(team->team_lock_key); lock(team->team_lock_key); *** DEADLOCK *** May be due to missing lock nesting notation 2 locks held by syz-executor855/5927: #0: ffffffff8feda348 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffffffff8feda348 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_nets_lock net/core/rtnetlink.c:326 [inline] #0: ffffffff8feda348 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5e4/0x1ce0 net/core/rtnetlink.c:4008 #1: ffff888032c84e00 (team->team_lock_key){+.+.}-{4:4}, at: team_add_slave+0x9c/0x20e0 drivers/net/team/team_core.c:1974 stack backtrace: CPU: 0 UID: 0 PID: 5927 Comm: syz-executor855 Not tainted 6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: <TASK> __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 print_deadlock_bug+0x2e3/0x410 kernel/locking/lockdep.c:3037 check_deadlock kernel/locking/lockdep.c:3089 [inline] validate_chain kernel/locking/lockdep.c:3891 [inline] __lock_acquire+0x2117/0x3c40 kernel/locking/lockdep.c:5226 lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5849 __mutex_lock_common kernel/locking/mutex.c:585 [inline] __mutex_lock+0x19b/0xa60 kernel/locking/mutex.c:735 team_port_change_check drivers/net/team/team_core.c:2949 [inline] team_device_event+0x2c7/0x770 drivers/net/team/team_core.c:2972 notifier_call_chain+0xb7/0x410 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x140 net/core/dev.c:1996 call_netdevice_notifiers_extack net/core/dev.c:2034 [inline] call_netdevice_notifiers net/core/dev.c:2048 [inline] __dev_notify_flags+0x12d/0x2e0 net/core/dev.c:8988 dev_change_flags+0x10c/0x160 net/core/dev.c:9026 vlan_device_event+0xdfc/0x2120 net/8021q/vlan.c:468 notifier_call_chain+0xb7/0x410 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x140 net/core/dev.c:1996 call_netdevice_notifiers_extack net/core/dev.c:2034 [inline] call_netdevice_notifiers net/core/dev.c:2048 [inline] dev_open net/core/dev.c:1517 [inline] dev_open+0x144/0x160 net/core/dev.c:1505 team_port_add drivers/net/team/team_core.c:1216 [inline] team_add_slave+0xacd/0x20e0 drivers/net/team/team_core.c:1975 do_set_master+0x1bc/0x230 net/core/rtnetlink.c:2917 do_setlink.constprop.0+0xb60/0x3f70 net/core/rtnetlink.c:3116 rtnl_changelink net/core/rtnetlink.c:3723 [inline] __rtnl_newlink net/core/rtnetlink.c:3874 [inline] rtnl_newlink+0x12ce/0x1ce0 net/core/rtnetlink.c:4009 rtnetlink_rcv_msg+0x95b/0xea0 net/core/rtnetlink.c:6919 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2542 netlink_unicast_kernel net/netlink/af_netlink.c:1321 [inline] netlink_unicast+0x53c/0x7f0 net/netlink/af_netlink.c:1347 netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1891 sock_sendmsg_nosec net/socket.c:711 [inline] __sock_sendmsg net/socket.c:726 [inline] ____sys_sendmsg+0xaaf/0xc90 net/socket.c:2583 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2637 __sys_sendmsg+0x16e/0x220 net/socket.c:2669 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f7b6cca0e49 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fffd648e828 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f7b6ccee4c5 RCX: 00007f7b6cca0e49 RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000004 RBP: 00007f7b6ccee4a3 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000001 R11: 0000000000000246 R12: 00007f7b6ccee428 R13: 00007f7b6ccee004 R14: 00007fffd648e84c R15: 0000000000000003 </TASK>