perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4307, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x1}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_procfs(0x0, 0x0) stat(&(0x7f0000001cc0)='.\x00', &(0x7f0000001c00)) r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='net/fib_trie\x00') preadv(r0, &(0x7f0000000580)=[{&(0x7f0000001380)=""/213, 0xd5}, {&(0x7f0000000600)=""/209, 0xd1}, {&(0x7f00000001c0)=""/89, 0x59}], 0x3, 0x5545, 0x0)