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[Bug gprof/30532] New: SEGV in symtab_finalize
From: |
mengda2020 at iscas dot ac.cn |
Subject: |
[Bug gprof/30532] New: SEGV in symtab_finalize |
Date: |
Fri, 09 Jun 2023 10:18:34 +0000 |
https://sourceware.org/bugzilla/show_bug.cgi?id=30532
Bug ID: 30532
Summary: SEGV in symtab_finalize
Product: binutils
Version: 2.39
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: gprof
Assignee: unassigned at sourceware dot org
Reporter: mengda2020 at iscas dot ac.cn
Target Milestone: ---
Created attachment 14927
--> https://sourceware.org/bugzilla/attachment.cgi?id=14927&action=edit
input file
Hello, Binutils developers! We recently ran some fuzz testing on gprof 2.39 and
encountered a SEGV bug.
## Command To Reproduce the bug:
./gprof $segv
segv is the attachment
## Environment
- OS: Ubuntu 20.04
- gcc 9.4.0
- gprof 2.39
## ASAN Report
=================================================================
==958629==ERROR: AddressSanitizer: SEGV on unknown address 0x612ffffffef0 (pc
0x0000005086d9 bp 0x7ffe7d254980 sp 0x7ffe7d254580 T0)
==958629==The signal is caused by a READ memory access.
#0 0x5086d9 in symtab_finalize
/home/root/sp/Dataset/Binutils/binutils_aflpp/gprof/symtab.c:150:40
#1 0x50b9a8 in sym_id_parse
/home/root/sp/Dataset/Binutils/binutils_aflpp/gprof/sym_ids.c:363:7
#2 0x4fcb34 in main
/home/root/sp/Dataset/Binutils/binutils_aflpp/gprof/gprof.c:539:3
#3 0x7fe52cf3e082 in __libc_start_main
/build/glibc-SzIz7B/glibc-2.31/csu/../csu/libc-start.c:308:16
#4 0x41d54d in _start
(/home/root/sp/Fuzz/aflpp_fuzz/Binutils/gprof/gprof_1/gprof+0x41d54d)
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV
/home/root/sp/Dataset/Binutils/binutils_aflpp/gprof/symtab.c:150:40 in
symtab_finalize
==958629==ABORTING
Many Thanks.
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- [Bug gprof/30532] New: SEGV in symtab_finalize,
mengda2020 at iscas dot ac.cn <=