panic: kernel diagnostic assertion "info->rti_ifa->ifa_ifp != NULL" failed: file "/syzkaller/managers/main/kernel/sys/net/route.c", line 996
Starting stack trace...
panic(ffffffff834154b8) at panic+0x1ba sys/kern/subr_prf.c:229
__assert(ffffffff833c47c9,ffffffff8336a10c,3e4,ffffffff83344b04) at __assert+0x29 sys/kern/subr_prf.c:-1
rtrequest(1,ffff80002a8dd5d8,38,ffff80002a8dd550,0) at rtrequest+0xf10 rtlabel_id2sa sys/net/route.c:1812 [inline]
rtrequest(1,ffff80002a8dd5d8,38,ffff80002a8dd550,0) at rtrequest+0xf10 sys/net/route.c:990
rtm_output(ffff80000152cb00,ffff80002a8dd680,ffff80002a8dd5d8,38,0) at rtm_output+0x855 sys/net/rtsock.c:973
route_output(fffffd806f8b0200,
ffff80000140dce0) at route_output+0x9ac sys/net/rtsock.c:878
route_send(ffff80000140dce0,fffffd806f8b0200,0,0) at route_send+0xd7 sys/net/rtsock.c:342
sosend(ffff80000140dce0,0,ffff80002a8dd828,0,0,0) at sosend+0x824 sys/kern/uipc_socket.c:-1
sendit(ffff80003ad4a2b8,9,ffff80002a8dd920,0,ffff80002a8dd9d0) at sendit+0x721 sys/kern/uipc_syscalls.c:779
sys_sendto(ffff80003ad4a2b8,ffff80002a8dda80,ffff80002a8dd9d0) at sys_sendto+0x8d sys/kern/uipc_syscalls.c:557
syscall(ffff80002a8dda80) at syscall+0x97e mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80002a8dda80) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x15532f05830, count: 246
End of stack trace.
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