cmd/link: mark ELF PLT sections executable

cherrymui · cherrymui · commit a52a5d8a43ac · 2020-09-08T17:19:24.000Z
Change-Id: Ie0316a06c30485f783c2175590d7e9fc4fa3e0cd Reviewed-on: https://go-review.googlesource.com/c/go/+/253021 Run-TryBot: Cherry Zhang <cherryyz@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Than McIntosh <thanm@google.com>
diff --git a/src/cmd/link/internal/ld/data.go b/src/cmd/link/internal/ld/data.go
@@ -1786,7 +1786,7 @@ func (state *dodataState) allocateDataSections(ctxt *Link) {
 		culprit := ldr.SymName(state.data[sym.STEXT][0])
 		Errorf(nil, "dodata found an sym.STEXT symbol: %s", culprit)
 	}
-	state.allocateSingleSymSections(&Segtext, sym.SELFRXSECT, sym.SRODATA, 04)
+	state.allocateSingleSymSections(&Segtext, sym.SELFRXSECT, sym.SRODATA, 05)
 	state.allocateSingleSymSections(&Segtext, sym.SMACHOPLT, sym.SRODATA, 05)
 
 	/* read-only data */

Original file line number	Diff line number	Diff line change
`@@ -1786,7 +1786,7 @@ func (state dodataState) allocateDataSections(ctxt Link) {`
`1786`	`1786`	`culprit := ldr.SymName(state.data[sym.STEXT][0])`
`1787`	`1787`	`Errorf(nil, "dodata found an sym.STEXT symbol: %s", culprit)`
`1788`	`1788`	`}`
`1789`		`- state.allocateSingleSymSections(&Segtext, sym.SELFRXSECT, sym.SRODATA, 04)`
	`1789`	`+ state.allocateSingleSymSections(&Segtext, sym.SELFRXSECT, sym.SRODATA, 05)`
`1790`	`1790`	`state.allocateSingleSymSections(&Segtext, sym.SMACHOPLT, sym.SRODATA, 05)`
`1791`	`1791`
`1792`	`1792`	`/* read-only data */`