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[Bug binutils/26412] New: UBSAN error: objcopy.c:3026:12:

From: mliska at suse dot cz
Subject: [Bug binutils/26412] New: UBSAN error: objcopy.c:3026:12:
Date: Thu, 20 Aug 2020 11:57:46 +0000


            Bug ID: 26412
           Summary: UBSAN error: objcopy.c:3026:12:
           Product: binutils
           Version: 2.34
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: binutils
          Assignee: unassigned at sourceware dot org
          Reporter: mliska at suse dot cz
  Target Milestone: ---

The following fails when I build binutils with:
configure --build=x86_64-linux --disable-nls --disable-gdb --disable-gdbserver
--disable-sim --disable-readline --disable-libdecnumber --enable-obsolete
--target=aarch64-elf CFLAGS="-g -O2 -fsanitize=address,undefined -Wno-error"
CXXLAGS="-g -O2 -fsanitize=address,undefined -Wno-error" LDFLAGS="-ldl"
Target: aarch64-elf
PASS: strings: decoding little-endian multibyte strings
Executing on host: /dev/shm/ie14cir6/binutils/objcopy  --dump-section
.text=tmpdir/empty tmpdir/update-1.o   (timeout = 300)
/home/mliska/Programming/binutils/binutils/objcopy.c:3026:12: runtime error:
null pointer passed as argument 1, which is declared to never be null

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