Extracting prog: 3m0.982261339s
Minimizing prog: 19m0.604461416s
Simplifying prog options: 0s
Extracting C: 1m31.184836868s
Simplifying C: 23m0.848179801s


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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$kcm
detailed listing:
executing program 0:
r0 = socket$kcm(0x10, 0x2, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
r2 = socket(0x11, 0x80a, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000300)={'bond0\x00', <r3=>0x0})
sendmsg$nl_route(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}, @IFLA_BOND_UPDELAY={0x8, 0x4, 0x5}]}}}]}, 0x4c}}, 0x0)
sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0xfffffffe, &(0x7f0000000080)=[{&(0x7f0000000000)="2e00000010008188040f80ec59acbc0413a1f8480d0000005e140604000000000e000a000f00000002800000121f", 0x2e}], 0x1}, 0x0)

program crashed: WARNING in __linkwatch_sync_dev
single: successfully extracted reproducer
found reproducer with 6 syscalls
minimizing guilty program
testing program (duration=49.863092482s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
socket$kcm(0x10, 0x2, 0x0)
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket(0x11, 0x80a, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'bond0\x00', <r2=>0x0})
sendmsg$nl_route(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}, @IFLA_BOND_UPDELAY={0x8, 0x4, 0x5}]}}}]}, 0x4c}}, 0x0)

program crashed: WARNING in __linkwatch_sync_dev
testing program (duration=49.863092482s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX
detailed listing:
executing program 0:
socket$kcm(0x10, 0x2, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
r0 = socket(0x11, 0x80a, 0x0)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bond0\x00'})

program did not crash
testing program (duration=49.863092482s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-socket$nl_route-socket-sendmsg$nl_route
detailed listing:
executing program 0:
socket$kcm(0x10, 0x2, 0x0)
r0 = socket$nl_route(0x10, 0x3, 0x0)
socket(0x11, 0x80a, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}, @IFLA_BOND_UPDELAY={0x8, 0x4, 0x5}]}}}]}, 0x4c}}, 0x0)

program did not crash
testing program (duration=49.863092482s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
socket$kcm(0x10, 0x2, 0x0)
r0 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'bond0\x00', <r1=>0x0})
sendmsg$nl_route(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}, @IFLA_BOND_UPDELAY={0x8, 0x4, 0x5}]}}}]}, 0x4c}}, 0x0)

program did not crash
testing program (duration=49.863092482s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
socket$kcm(0x10, 0x2, 0x0)
r0 = socket(0x11, 0x80a, 0x0)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bond0\x00', <r1=>0x0})
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}, @IFLA_BOND_UPDELAY={0x8, 0x4, 0x5}]}}}]}, 0x4c}}, 0x0)

program did not crash
testing program (duration=49.863092482s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket(0x11, 0x80a, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'bond0\x00', <r2=>0x0})
sendmsg$nl_route(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}, @IFLA_BOND_UPDELAY={0x8, 0x4, 0x5}]}}}]}, 0x4c}}, 0x0)

program crashed: WARNING in __linkwatch_sync_dev
testing program (duration=49.863092482s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket(0x11, 0x80a, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}, @IFLA_BOND_UPDELAY={0x8, 0x4, 0x5}]}}}]}, 0x4c}}, 0x0)

program did not crash
testing program (duration=49.863092482s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket(0x11, 0x80a, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'bond0\x00'})
sendmsg$nl_route(r0, 0x0, 0x0)

program did not crash
testing program (duration=49.863092482s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket(0x11, 0x80a, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'bond0\x00'})
sendmsg$nl_route(r0, &(0x7f0000000340)={0x0, 0x0, 0x0}, 0x0)

program did not crash
testing program (duration=49.863092482s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket(0x11, 0x80a, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'bond0\x00'})
sendmsg$nl_route(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000001c0)={0x0}}, 0x0)

program did not crash
testing program (duration=49.863092482s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket(0x11, 0x80a, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'bond0\x00', <r2=>0x0})
sendmsg$nl_route(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)=@newlink={0x34, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @bond={{0x9}, {0x4}}}]}, 0x34}}, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=49.863092482s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
simplifying C reproducer
testing compiled C program (duration=49.863092482s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=49.863092482s, {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$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=49.863092482s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program did not crash
testing compiled C program (duration=49.863092482s, {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$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=49.863092482s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program did not crash
testing compiled C program (duration=49.863092482s, {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: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$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program did not crash
testing compiled C program (duration=49.863092482s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=49.863092482s, {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: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$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=49.863092482s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=49.863092482s, {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: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$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=49.863092482s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=49.863092482s, {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: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$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=49.863092482s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=49.863092482s, {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: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$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=49.863092482s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing program (duration=49.863092482s, {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: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$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket(0x11, 0x80a, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'bond0\x00', <r2=>0x0})
sendmsg$nl_route(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}, @IFLA_BOND_UPDELAY={0x8, 0x4, 0x5}]}}}]}, 0x4c}}, 0x0)

program crashed: WARNING in __linkwatch_sync_dev
validation run: crashed=true
testing program (duration=49.863092482s, {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: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$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket(0x11, 0x80a, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'bond0\x00', <r2=>0x0})
sendmsg$nl_route(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}, @IFLA_BOND_UPDELAY={0x8, 0x4, 0x5}]}}}]}, 0x4c}}, 0x0)

program crashed: WARNING in __linkwatch_sync_dev
validation run: crashed=true
testing program (duration=49.863092482s, {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: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$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket(0x11, 0x80a, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'bond0\x00', <r2=>0x0})
sendmsg$nl_route(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}, @IFLA_BOND_UPDELAY={0x8, 0x4, 0x5}]}}}]}, 0x4c}}, 0x0)

program crashed: WARNING in __linkwatch_sync_dev
validation run: crashed=true
reproducing took 52m33.84374903s
repro crashed as (corrupted=false):
------------[ cut here ]------------
RTNL: assertion failed at ./include/net/netdev_lock.h (72)
WARNING: CPU: 0 PID: 61 at ./include/net/netdev_lock.h:72 netdev_ops_assert_locked include/net/netdev_lock.h:72 [inline]
WARNING: CPU: 0 PID: 61 at ./include/net/netdev_lock.h:72 __linkwatch_sync_dev+0x303/0x350 net/core/link_watch.c:279
Modules linked in:
CPU: 0 UID: 0 PID: 61 Comm: kworker/u8:4 Not tainted 6.16.0-rc7-syzkaller-00100-gafd8c2c9e2e2 #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Workqueue: bond0 bond_mii_monitor
RIP: 0010:netdev_ops_assert_locked include/net/netdev_lock.h:72 [inline]
RIP: 0010:__linkwatch_sync_dev+0x303/0x350 net/core/link_watch.c:279
Code: 7c fe ff ff e8 6e 10 62 f8 c6 05 ad be 2d 06 01 90 48 c7 c7 80 6f 93 8c 48 c7 c6 3a e6 9d 8d ba 48 00 00 00 e8 be ff 25 f8 90 <0f> 0b 90 90 e9 4d fe ff ff 44 89 f1 80 e1 07 38 c1 0f 8c 22 fd ff
RSP: 0018:ffffc9000211f670 EFLAGS: 00010246
RAX: cc881362aecdc200 RBX: ffff88805df62000 RCX: ffff88801bf35a00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfaa6c R12: 1ffff1100bbec45d
R13: dffffc0000000000 R14: ffffffff8c1c4fa8 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff888125c23000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb46e1802d8 CR3: 000000000df38000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 ethtool_op_get_link+0x15/0x70 net/ethtool/ioctl.c:63
 bond_check_dev_link+0x444/0x6c0 drivers/net/bonding/bond_main.c:863
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2745 [inline]
 bond_mii_monitor+0x428/0x2e00 drivers/net/bonding/bond_main.c:2967
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3321
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3402
 kthread+0x70e/0x8a0 kernel/kthread.c:464
 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>

final repro crashed as (corrupted=false):
------------[ cut here ]------------
RTNL: assertion failed at ./include/net/netdev_lock.h (72)
WARNING: CPU: 0 PID: 61 at ./include/net/netdev_lock.h:72 netdev_ops_assert_locked include/net/netdev_lock.h:72 [inline]
WARNING: CPU: 0 PID: 61 at ./include/net/netdev_lock.h:72 __linkwatch_sync_dev+0x303/0x350 net/core/link_watch.c:279
Modules linked in:
CPU: 0 UID: 0 PID: 61 Comm: kworker/u8:4 Not tainted 6.16.0-rc7-syzkaller-00100-gafd8c2c9e2e2 #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Workqueue: bond0 bond_mii_monitor
RIP: 0010:netdev_ops_assert_locked include/net/netdev_lock.h:72 [inline]
RIP: 0010:__linkwatch_sync_dev+0x303/0x350 net/core/link_watch.c:279
Code: 7c fe ff ff e8 6e 10 62 f8 c6 05 ad be 2d 06 01 90 48 c7 c7 80 6f 93 8c 48 c7 c6 3a e6 9d 8d ba 48 00 00 00 e8 be ff 25 f8 90 <0f> 0b 90 90 e9 4d fe ff ff 44 89 f1 80 e1 07 38 c1 0f 8c 22 fd ff
RSP: 0018:ffffc9000211f670 EFLAGS: 00010246
RAX: cc881362aecdc200 RBX: ffff88805df62000 RCX: ffff88801bf35a00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfaa6c R12: 1ffff1100bbec45d
R13: dffffc0000000000 R14: ffffffff8c1c4fa8 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff888125c23000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb46e1802d8 CR3: 000000000df38000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 ethtool_op_get_link+0x15/0x70 net/ethtool/ioctl.c:63
 bond_check_dev_link+0x444/0x6c0 drivers/net/bonding/bond_main.c:863
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2745 [inline]
 bond_mii_monitor+0x428/0x2e00 drivers/net/bonding/bond_main.c:2967
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3321
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3402
 kthread+0x70e/0x8a0 kernel/kthread.c:464
 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>