syzbot

panic: ifa_update_broadaddr does not support dynamic length
Starting stack trace...
panic(ffffffff82852da4) at panic+0x16f sys/kern/subr_prf.c:229
ifa_update_broadaddr(ffff800000dac000,ffff800000e26300,ffff80002a6d78e0) at ifa_update_broadaddr+0x6a sys/net/if.c:3315
in_ioctl(80206913,ffff80002a6d78d0,ffff800000dac000,1) at in_ioctl+0x5cf sys/netinet/in.c:313
ifioctl(ffff800000e7afd8,80206913,ffff80002a6d78d0,ffff8000372074c8) at ifioctl+0x106c pru_control sys/sys/protosw.h:378 [inline]
ifioctl(ffff800000e7afd8,80206913,ffff80002a6d78d0,ffff8000372074c8) at ifioctl+0x106c sys/net/if.c:2449
sys_ioctl(ffff8000372074c8,ffff80002a6d7ab0,ffff80002a6d7a00) at sys_ioctl+0x4a9
syscall(ffff80002a6d7ab0) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff80002a6d7ab0) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x6d4a958e660, count: 250
End of stack trace.