Extracting prog: 1m43.647323472s
Minimizing prog: 8m48.684630234s
Simplifying prog options: 0s
Extracting C: 29.579663828s
Simplifying C: 7m53.649721343s


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$kcm-socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$kcm-mknodat$null-openat$fuse-mount$fuse
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={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bond={{0x9}, {0x14, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}]}}}]}, 0x44}}, 0x0)
sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0xfffffffe, &(0x7f0000000080)=[{&(0x7f0000000000)="2e00000010008188040f80ec59acbc0413a1f8480d0000005e140604000000000e000a000f00000002800000121f", 0x2e}], 0x1}, 0x0)
mknodat$null(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x103)
r4 = openat$fuse(0xffffffffffffff9c, &(0x7f00000001c0), 0x2, 0x0)
mount$fuse(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000140), 0x0, &(0x7f0000002280)={{'fd', 0x3d, r4}, 0x2c, {'rootmode', 0x3d, 0x8000}})

program crashed: WARNING in __linkwatch_sync_dev
program crashed: WARNING in __linkwatch_sync_dev
single: successfully extracted reproducer
found reproducer with 9 syscalls
minimizing guilty program
testing program (duration=31.38004989s, {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$kcm-socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$kcm-mknodat$null-openat$fuse
detailed listing:
executing program 0:
r0 = socket$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$nl_route(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bond={{0x9}, {0x14, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}]}}}]}, 0x44}}, 0x0)
sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0xfffffffe, &(0x7f0000000080)=[{&(0x7f0000000000)="2e00000010008188040f80ec59acbc0413a1f8480d0000005e140604000000000e000a000f00000002800000121f", 0x2e}], 0x1}, 0x0)
mknodat$null(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x103)
openat$fuse(0xffffffffffffff9c, &(0x7f00000001c0), 0x2, 0x0)

program crashed: WARNING in __linkwatch_sync_dev
testing program (duration=31.38004989s, {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$kcm-socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$kcm-mknodat$null
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={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bond={{0x9}, {0x14, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}]}}}]}, 0x44}}, 0x0)
sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0xfffffffe, &(0x7f0000000080)=[{&(0x7f0000000000)="2e00000010008188040f80ec59acbc0413a1f8480d0000005e140604000000000e000a000f00000002800000121f", 0x2e}], 0x1}, 0x0)
mknodat$null(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x103)

program crashed: WARNING in __linkwatch_sync_dev
testing program (duration=31.38004989s, {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$kcm-socket$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$nl_route(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bond={{0x9}, {0x14, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}]}}}]}, 0x44}}, 0x0)
sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0xfffffffe, &(0x7f0000000080)=[{&(0x7f0000000000)="2e00000010008188040f80ec59acbc0413a1f8480d0000005e140604000000000e000a000f00000002800000121f", 0x2e}], 0x1}, 0x0)

program crashed: WARNING in __linkwatch_sync_dev
testing program (duration=31.38004989s, {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$kcm-socket$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={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bond={{0x9}, {0x14, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}]}}}]}, 0x44}}, 0x0)

program crashed: WARNING in __linkwatch_sync_dev
testing program (duration=31.38004989s, {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$kcm-socket$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=31.38004989s, {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$kcm-socket$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={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bond={{0x9}, {0x14, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}]}}}]}, 0x44}}, 0x0)

program did not crash
testing program (duration=31.38004989s, {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$kcm-socket$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={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bond={{0x9}, {0x14, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}]}}}]}, 0x44}}, 0x0)

program did not crash
testing program (duration=31.38004989s, {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$kcm-socket-ioctl$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={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bond={{0x9}, {0x14, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}]}}}]}, 0x44}}, 0x0)

program did not crash
testing program (duration=31.38004989s, {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$nl_route-socket-ioctl$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={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bond={{0x9}, {0x14, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}]}}}]}, 0x44}}, 0x0)

program crashed: WARNING in __linkwatch_sync_dev
testing program (duration=31.38004989s, {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$nl_route-socket-ioctl$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={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bond={{0x9}, {0x14, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8, 0x3, 0x4}, @IFLA_BOND_USE_CARRIER={0x5}]}}}]}, 0x44}}, 0x0)

program did not crash
testing program (duration=31.38004989s, {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$nl_route-socket-ioctl$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=31.38004989s, {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$nl_route-socket-ioctl$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=31.38004989s, {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$nl_route-socket-ioctl$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
extracting C reproducer
testing compiled C program (duration=31.38004989s, {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$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
simplifying C reproducer
testing compiled C program (duration=31.38004989s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=31.38004989s, {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$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=31.38004989s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program did not crash
testing compiled C program (duration=31.38004989s, {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$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=31.38004989s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program did not crash
testing compiled C program (duration=31.38004989s, {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$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=31.38004989s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=31.38004989s, {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: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$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=31.38004989s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=31.38004989s, {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: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$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=31.38004989s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=31.38004989s, {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: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$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=31.38004989s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=31.38004989s, {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: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$nl_route
program crashed: WARNING in __linkwatch_sync_dev
testing compiled C program (duration=31.38004989s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: WARNING in __linkwatch_sync_dev
reproducing took 18m55.561356236s
repro crashed as (corrupted=false):
------------[ cut here ]------------
RTNL: assertion failed at ./include/net/netdev_lock.h (56)
WARNING: CPU: 2 PID: 1139 at ./include/net/netdev_lock.h:56 netdev_ops_assert_locked include/net/netdev_lock.h:56 [inline]
WARNING: CPU: 2 PID: 1139 at ./include/net/netdev_lock.h:56 __linkwatch_sync_dev+0x1ed/0x230 net/core/link_watch.c:279
Modules linked in:
CPU: 2 UID: 0 PID: 1139 Comm: kworker/u32:5 Not tainted 6.15.0-rc7-syzkaller-00002-gb36ddb9210e6 #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Workqueue: bond0 bond_mii_monitor
RIP: 0010:netdev_ops_assert_locked include/net/netdev_lock.h:56 [inline]
RIP: 0010:__linkwatch_sync_dev+0x1ed/0x230 net/core/link_watch.c:279
Code: 05 ff ff ff e8 c4 dd 68 f8 c6 05 c3 3b 1b 07 01 90 ba 38 00 00 00 48 c7 c6 a0 8c c1 8c 48 c7 c7 40 8c c1 8c e8 14 6b 28 f8 90 <0f> 0b 90 90 e9 d6 fe ff ff 48 c7 c7 b4 5d 85 90 e8 be 5c ce f8 e9
RSP: 0018:ffffc90005e5fa00 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff88803398e000 RCX: ffffffff817ad4f8
RDX: ffff8880279e8000 RSI: ffffffff817ad505 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 1ffff92000bcbf4a
R13: ffff88803398ecc5 R14: ffffffff8c3760e0 R15: ffffffff898afeb0
FS:  0000000000000000(0000) GS:ffff8880d6bda000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc6444fe2d0 CR3: 0000000025adc000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ethtool_op_get_link+0x1d/0x70 net/ethtool/ioctl.c:63
 bond_check_dev_link+0x3fc/0x710 drivers/net/bonding/bond_main.c:866
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2739 [inline]
 bond_mii_monitor+0x3c0/0x2dc0 drivers/net/bonding/bond_main.c:2961
 process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
 kthread+0x3c2/0x780 kernel/kthread.c:464
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
 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 (56)
WARNING: CPU: 2 PID: 1139 at ./include/net/netdev_lock.h:56 netdev_ops_assert_locked include/net/netdev_lock.h:56 [inline]
WARNING: CPU: 2 PID: 1139 at ./include/net/netdev_lock.h:56 __linkwatch_sync_dev+0x1ed/0x230 net/core/link_watch.c:279
Modules linked in:
CPU: 2 UID: 0 PID: 1139 Comm: kworker/u32:5 Not tainted 6.15.0-rc7-syzkaller-00002-gb36ddb9210e6 #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Workqueue: bond0 bond_mii_monitor
RIP: 0010:netdev_ops_assert_locked include/net/netdev_lock.h:56 [inline]
RIP: 0010:__linkwatch_sync_dev+0x1ed/0x230 net/core/link_watch.c:279
Code: 05 ff ff ff e8 c4 dd 68 f8 c6 05 c3 3b 1b 07 01 90 ba 38 00 00 00 48 c7 c6 a0 8c c1 8c 48 c7 c7 40 8c c1 8c e8 14 6b 28 f8 90 <0f> 0b 90 90 e9 d6 fe ff ff 48 c7 c7 b4 5d 85 90 e8 be 5c ce f8 e9
RSP: 0018:ffffc90005e5fa00 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff88803398e000 RCX: ffffffff817ad4f8
RDX: ffff8880279e8000 RSI: ffffffff817ad505 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 1ffff92000bcbf4a
R13: ffff88803398ecc5 R14: ffffffff8c3760e0 R15: ffffffff898afeb0
FS:  0000000000000000(0000) GS:ffff8880d6bda000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc6444fe2d0 CR3: 0000000025adc000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ethtool_op_get_link+0x1d/0x70 net/ethtool/ioctl.c:63
 bond_check_dev_link+0x3fc/0x710 drivers/net/bonding/bond_main.c:866
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2739 [inline]
 bond_mii_monitor+0x3c0/0x2dc0 drivers/net/bonding/bond_main.c:2961
 process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
 kthread+0x3c2/0x780 kernel/kthread.c:464
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>