in my local run panic ex:
runtime: pcHeader: magic= 0xfffffff0 pad1= 0 pad2= 0 minLC= 1 ptrSize= 8
pcHeader.textStart= 0x1001000 text= 0x1001000 pluginpath=
fatal error: invalid function symbol table
runtime: panic before malloc heap initialized
runtime stack:
runtime.throw({0x106f352?, 0xf4d7000?})
/Users/benjamin/Documents/github.com/go/src/runtime/panic.go:1047
+0x5d fp=0x7ff7bfeff7a8 sp=0x7ff7bfeff778 pc=0x103195d
runtime.moduledataverify1(0x7ff700000002?)
/Users/benjamin/Documents/github.com/go/src/runtime/symtab.go:607
+0x816 fp=0x7ff7bfeff8a8 sp=0x7ff7bfeff7a8 pc=0x104d256
runtime.moduledataverify()
/Users/benjamin/Documents/github.com/go/src/runtime/symtab.go:593
+0x27 fp=0x7ff7bfeff8c8 sp=0x7ff7bfeff8a8 pc=0x104ca07
runtime.schedinit()
/Users/benjamin/Documents/github.com/go/src/runtime/proc.go:714
+0x14a fp=0x7ff7bfeff910 sp=0x7ff7bfeff8c8 pc=0x103544a
runtime.rt0_go()
/Users/benjamin/Documents/github.com/go/src/runtime/asm_amd64.s:350
+0x11e fp=0x7ff7bfeff918 sp=0x7ff7bfeff910 pc=0x105b91e
the source frome:
func moduledataverify1(datap *moduledata) {
// Check that the pclntab's format is valid.
// 检查pclntab的格式是否有效。
hdr := datap.pcHeader
if hdr.magic != 0xfffffff1 || hdr.pad1 != 0 || hdr.pad2 != 0 ||
hdr.minLC != sys.PCQuantum || hdr.ptrSize != goarch.PtrSize ||
hdr.textStart != datap.text {
println("runtime: pcHeader: magic=", hex(hdr.magic), "pad1=",
hdr.pad1, "pad2=", hdr.pad2,
"minLC=", hdr.minLC, "ptrSize=", hdr.ptrSize,
"pcHeader.textStart=", hex(hdr.textStart),
"text=", hex(datap.text), "pluginpath=", datap.pluginpath)
throw("invalid function symbol table")
}
Not really understand the meaning of this magic number modification, can
you briefly explain?
When I delete the verification does not have any effect
local config:
MacBook Pro (15-inch, 2016)
Intel Core i7
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