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/proc/self/exe now is optional

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... for the benefit of 'unshare', 'chroot', etc.
If not present, then upx run-time stub unmaps all pages of original main program.
https://github.com/upx/upx/issues/721

	modified:   stub/src/amd64-linux.elf-entry.S
	modified:   stub/src/amd64-linux.elf-fold.S
	modified:   stub/src/arm.v4a-linux.elf-entry.S
	modified:   stub/src/arm.v4a-linux.elf-fold.S
	modified:   stub/src/arm64-linux.elf-entry.S
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   stub/src/i386-linux.elf-fold.S
	modified:   stub/src/mipsel.r3000-linux.elf-fold.S
	modified:   stub/src/powerpc-linux.elf-fold.S
	modified:   stub/src/powerpc64le-linux.elf-fold.S
	modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh

           ... plus all associaed *.h, *.map, *.dump in stub/
This commit is contained in:
John Reiser
2023-10-30 08:23:52 -07:00
parent f62576a2be
commit 52400e2561
43 changed files with 4302 additions and 4340 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/stub/tmp/armeb.v4a-linux.elf-fold.map
Generated Vendored
+29 -29
View File
@@ -9,40 +9,40 @@ Linker script and memory map
TARGET(elf32-bigarm)
0x0000000000008080 . = ((0x8000 + SIZEOF_HEADERS) + 0xc)
.text 0x0000000000008080 0xaa8
.text 0x0000000000008080 0xab0
*(.text)
.text 0x0000000000008080 0x338 tmp/armeb.v4a-linux.elf-fold.o
0x00000000000082dc munmap
0x000000000000833c get_sys_munmap
0x00000000000082c4 getpid
0x00000000000082d4 readlink
0x000000000000835c __udivsi3
0x00000000000082fc mmap
0x0000000000008330 __clear_cache
0x0000000000008344 mmap_privanon
0x00000000000082a4 write
0x000000000000829c read
0x00000000000082bc unlink
0x0000000000008290 my_bkpt
0x00000000000082e4 Pprotect
0x0000000000008298 exit
0x00000000000082cc brk
0x00000000000082ac open
0x000000000000835c div10
0x00000000000082e4 mprotect
0x00000000000082b4 close
.text 0x00000000000083b8 0x770 tmp/armeb.v4a-linux.elf-main.o
0x00000000000083d8 get_page_mask
0x00000000000089f4 upx_main
.text 0x0000000000008080 0x340 tmp/armeb.v4a-linux.elf-fold.o
0x00000000000082e4 munmap
0x0000000000008344 get_sys_munmap
0x00000000000082cc getpid
0x00000000000082dc readlink
0x0000000000008364 __udivsi3
0x0000000000008304 mmap
0x0000000000008338 __clear_cache
0x000000000000834c mmap_privanon
0x00000000000082ac write
0x00000000000082a4 read
0x00000000000082c4 unlink
0x0000000000008298 my_bkpt
0x00000000000082ec Pprotect
0x00000000000082a0 exit
0x00000000000082d4 brk
0x00000000000082b4 open
0x0000000000008364 div10
0x00000000000082ec mprotect
0x00000000000082bc close
.text 0x00000000000083c0 0x770 tmp/armeb.v4a-linux.elf-main.o
0x00000000000083e0 get_page_mask
0x00000000000089fc upx_main
*(.data)
.data 0x0000000000008b28 0x0 tmp/armeb.v4a-linux.elf-fold.o
.data 0x0000000000008b28 0x0 tmp/armeb.v4a-linux.elf-main.o
.data 0x0000000000008b30 0x0 tmp/armeb.v4a-linux.elf-fold.o
.data 0x0000000000008b30 0x0 tmp/armeb.v4a-linux.elf-main.o
.data
.bss 0x0000000000008b28 0x0
.bss 0x0000000000008b28 0x0 tmp/armeb.v4a-linux.elf-fold.o
.bss 0x0000000000008b28 0x0 tmp/armeb.v4a-linux.elf-main.o
.bss 0x0000000000008b30 0x0
.bss 0x0000000000008b30 0x0 tmp/armeb.v4a-linux.elf-fold.o
.bss 0x0000000000008b30 0x0 tmp/armeb.v4a-linux.elf-main.o
LOAD tmp/armeb.v4a-linux.elf-fold.o
LOAD tmp/armeb.v4a-linux.elf-main.o
OUTPUT(tmp/armeb.v4a-linux.elf-fold.bin elf32-bigarm)