PenaDevops/delve
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

proc: do not crash if executable doesn't have a PT_TLS section (#1483)

Browse Source 
Fixes #1481
This commit is contained in:
Alessandro Arzilli 2019-02-26 18:17:05 +01:00 committed by Derek Parker
parent 14aeea2bd9
commit 3ba4bcf488
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
pkg/proc/bininfo.go
View File

@ -754,6 +754,10 @@ func (bi *BinaryInfo) setGStructOffsetElf(exe *elf.File, wg *sync.WaitGroup) {
break break
} }
} }
if tls == nil {
bi.gStructOffset = ^uint64(8) + 1 // -8
return
}
memsz := tls.Memsz memsz := tls.Memsz
memsz = (memsz + uint64(bi.Arch.PtrSize()) - 1) & ^uint64(bi.Arch.PtrSize()-1) // align to pointer-sized-boundary memsz = (memsz + uint64(bi.Arch.PtrSize()) - 1) & ^uint64(bi.Arch.PtrSize()-1) // align to pointer-sized-boundary