Extracting prog: 7m11.220488284s
Minimizing prog: 1h20m36.428435344s
Simplifying prog options: 0s
Extracting C: 2m53.337389853s
Simplifying C: 54m47.079926267s


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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
detailed listing:
executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r0, 0x8914, &(0x7f0000000900)={'bridge0\x00', @remote})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
bpf$PROG_LOAD(0x5, 0x0, 0x0)
ioctl$SIOCSIFHWADDR(r1, 0x89a1, &(0x7f0000000900)={'bridge0\x00', @broadcast})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r2, 0x89a3, &(0x7f0000000900)={'bridge0\x00', @random='\x00\x00\x00 \x00'})

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: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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
detailed listing:
executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r0, 0x8914, &(0x7f0000000900)={'bridge0\x00', @remote})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
bpf$PROG_LOAD(0x5, 0x0, 0x0)
ioctl$SIOCSIFHWADDR(r1, 0x89a1, &(0x7f0000000900)={'bridge0\x00', @broadcast})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r2, 0x89a3, &(0x7f0000000900)={'bridge0\x00', @random='\x00\x00\x00 \x00'})

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
detailed listing:
executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r0, 0x8914, &(0x7f0000000900)={'bridge0\x00', @remote})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
bpf$PROG_LOAD(0x5, 0x0, 0x0)
ioctl$SIOCSIFHWADDR(r1, 0x89a1, &(0x7f0000000900)={'bridge0\x00', @broadcast})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r2, 0x89a3, &(0x7f0000000900)={'bridge0\x00', @random='\x00\x00\x00 \x00'})

program crashed: unregister_netdevice: waiting for DEV to become free
single: successfully extracted reproducer
found reproducer with 7 syscalls
minimizing guilty program
testing program (duration=6m0s, {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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd
detailed listing:
executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r0, 0x8914, &(0x7f0000000900)={'bridge0\x00', @remote})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
bpf$PROG_LOAD(0x5, 0x0, 0x0)
ioctl$SIOCSIFHWADDR(r1, 0x89a1, &(0x7f0000000900)={'bridge0\x00', @broadcast})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0))

program did not crash
testing program (duration=6m0s, {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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-ioctl$SIOCSIFHWADDR
detailed listing:
executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r0, 0x8914, &(0x7f0000000900)={'bridge0\x00', @remote})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
bpf$PROG_LOAD(0x5, 0x0, 0x0)
ioctl$SIOCSIFHWADDR(r1, 0x89a1, &(0x7f0000000900)={'bridge0\x00', @broadcast})
ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x89a3, &(0x7f0000000900)={'bridge0\x00', @random='\x00\x00\x00 \x00'})

program did not crash
testing program (duration=6m0s, {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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-socketpair$nbd-ioctl$SIOCSIFHWADDR
detailed listing:
executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r0, 0x8914, &(0x7f0000000900)={'bridge0\x00', @remote})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040))
bpf$PROG_LOAD(0x5, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r1, 0x89a3, &(0x7f0000000900)={'bridge0\x00', @random='\x00\x00\x00 \x00'})

program did not crash
testing program (duration=6m0s, {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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
detailed listing:
executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r0, 0x8914, &(0x7f0000000900)={'bridge0\x00', @remote})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r1, 0x89a1, &(0x7f0000000900)={'bridge0\x00', @broadcast})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r2, 0x89a3, &(0x7f0000000900)={'bridge0\x00', @random='\x00\x00\x00 \x00'})

program did not crash
testing program (duration=6m0s, {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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
detailed listing:
executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r0, 0x8914, &(0x7f0000000900)={'bridge0\x00', @remote})
bpf$PROG_LOAD(0x5, 0x0, 0x0)
ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x89a1, &(0x7f0000000900)={'bridge0\x00', @broadcast})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r1, 0x89a3, &(0x7f0000000900)={'bridge0\x00', @random='\x00\x00\x00 \x00'})

program did not crash
testing program (duration=6m0s, {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}}): socketpair$nbd-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
detailed listing:
executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000))
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
bpf$PROG_LOAD(0x5, 0x0, 0x0)
ioctl$SIOCSIFHWADDR(r0, 0x89a1, &(0x7f0000000900)={'bridge0\x00', @broadcast})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r1, 0x89a3, &(0x7f0000000900)={'bridge0\x00', @random='\x00\x00\x00 \x00'})

program did not crash
testing program (duration=6m0s, {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}}): ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
detailed listing:
executing program 0:
ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000900)={'bridge0\x00', @remote})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
bpf$PROG_LOAD(0x5, 0x0, 0x0)
ioctl$SIOCSIFHWADDR(r0, 0x89a1, &(0x7f0000000900)={'bridge0\x00', @broadcast})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r1, 0x89a3, &(0x7f0000000900)={'bridge0\x00', @random='\x00\x00\x00 \x00'})

program did not crash
testing program (duration=6m0s, {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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
detailed listing:
executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000900)={'bridge0\x00', @remote})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
bpf$PROG_LOAD(0x5, 0x0, 0x0)
ioctl$SIOCSIFHWADDR(r0, 0x89a1, &(0x7f0000000900)={'bridge0\x00', @broadcast})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r1, 0x89a3, &(0x7f0000000900)={'bridge0\x00', @random='\x00\x00\x00 \x00'})

program did not crash
testing program (duration=6m0s, {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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
detailed listing:
executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r0, 0x8914, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
bpf$PROG_LOAD(0x5, 0x0, 0x0)
ioctl$SIOCSIFHWADDR(r1, 0x89a1, &(0x7f0000000900)={'bridge0\x00', @broadcast})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r2, 0x89a3, &(0x7f0000000900)={'bridge0\x00', @random='\x00\x00\x00 \x00'})

program did not crash
testing program (duration=6m0s, {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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
detailed listing:
executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r0, 0x8914, &(0x7f0000000900)={'bridge0\x00', @remote})
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x89a1, &(0x7f0000000900)={'bridge0\x00', @broadcast})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r1, 0x89a3, &(0x7f0000000900)={'bridge0\x00', @random='\x00\x00\x00 \x00'})

program did not crash
testing program (duration=6m0s, {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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
detailed listing:
executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r0, 0x8914, &(0x7f0000000900)={'bridge0\x00', @remote})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
bpf$PROG_LOAD(0x5, 0x0, 0x0)
ioctl$SIOCSIFHWADDR(r1, 0x89a1, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r2, 0x89a3, &(0x7f0000000900)={'bridge0\x00', @random='\x00\x00\x00 \x00'})

program did not crash
testing program (duration=6m0s, {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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
detailed listing:
executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r0, 0x8914, &(0x7f0000000900)={'bridge0\x00', @remote})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
bpf$PROG_LOAD(0x5, 0x0, 0x0)
ioctl$SIOCSIFHWADDR(r1, 0x89a1, &(0x7f0000000900)={'bridge0\x00', @broadcast})
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x89a3, &(0x7f0000000900)={'bridge0\x00', @random='\x00\x00\x00 \x00'})

program did not crash
testing program (duration=6m0s, {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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
detailed listing:
executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r0, 0x8914, &(0x7f0000000900)={'bridge0\x00', @remote})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
bpf$PROG_LOAD(0x5, 0x0, 0x0)
ioctl$SIOCSIFHWADDR(r1, 0x89a1, &(0x7f0000000900)={'bridge0\x00', @broadcast})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff})
ioctl$SIOCSIFHWADDR(r2, 0x89a3, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
program crashed: unregister_netdevice: waiting for DEV to become free
simplifying C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
program crashed: unregister_netdevice: waiting for DEV to become free
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false 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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
program crashed: unregister_netdevice: waiting for DEV to become free
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:true 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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
program crashed: unregister_netdevice: waiting for DEV to become free
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
program crashed: unregister_netdevice: waiting for DEV to become free
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true 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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
program crashed: unregister_netdevice: waiting for DEV to become free
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
program crashed: unregister_netdevice: waiting for DEV to become free
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true 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}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
program crashed: unregister_netdevice: waiting for DEV to become free
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
program crashed: unregister_netdevice: waiting for DEV to become free
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
program crashed: unregister_netdevice: waiting for DEV to become free
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$nbd-ioctl$SIOCSIFHWADDR-socketpair$nbd-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-socketpair$nbd-ioctl$SIOCSIFHWADDR
program crashed: unregister_netdevice: waiting for DEV to become free
reproducing took 2h25m28.066252161s
repro crashed as (corrupted=false):
unregister_netdevice: waiting for bridge0 to become free. Usage count = 2
ref_tracker: bridge0@ffff88805e910608 has 1/1 users at
     dev_ifsioc+0xbfe/0xe70 net/core/dev_ioctl.c:586
     dev_ioctl+0x719/0x1340 net/core/dev_ioctl.c:783
     sock_do_ioctl+0x240/0x460 net/socket.c:1223
     sock_ioctl+0x626/0x8e0 net/socket.c:1328
     vfs_ioctl fs/ioctl.c:51 [inline]
     __do_sys_ioctl fs/ioctl.c:906 [inline]
     __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
     do_syscall_x64 arch/x86/entry/common.c:52 [inline]
     do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
     entry_SYSCALL_64_after_hwframe+0x77/0x7f


final repro crashed as (corrupted=false):
unregister_netdevice: waiting for bridge0 to become free. Usage count = 2
ref_tracker: bridge0@ffff88805e910608 has 1/1 users at
     dev_ifsioc+0xbfe/0xe70 net/core/dev_ioctl.c:586
     dev_ioctl+0x719/0x1340 net/core/dev_ioctl.c:783
     sock_do_ioctl+0x240/0x460 net/socket.c:1223
     sock_ioctl+0x626/0x8e0 net/socket.c:1328
     vfs_ioctl fs/ioctl.c:51 [inline]
     __do_sys_ioctl fs/ioctl.c:906 [inline]
     __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
     do_syscall_x64 arch/x86/entry/common.c:52 [inline]
     do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
     entry_SYSCALL_64_after_hwframe+0x77/0x7f