[Nasm-bugs] [Bug 3392522] New: There is a segment fault on unknown address 0x000000000000 in nasm2.14rc15.

noreply-nasm at gorcunov.org noreply-nasm at gorcunov.org
Sun Oct 28 05:37:10 PDT 2018


https://bugzilla.nasm.us/show_bug.cgi?id=3392522

            Bug ID: 3392522
           Summary: There is a segment fault  on unknown address
                    0x000000000000 in nasm2.14rc15.
           Product: NASM
           Version: 2.14 (development)
          Hardware: All
                OS: All
            Status: OPEN
          Severity: critical
          Priority: Medium
         Component: Assembler
          Assignee: nobody at nasm.us
          Reporter: ganshuitao at gmail.com
                CC: gorcunov at gmail.com, hpa at zytor.com, nasm-bugs at nasm.us
     Obtained from: Build from source archive using configure

Created attachment 411684
  --> https://bugzilla.nasm.us/attachment.cgi?id=411684&action=edit
Trigger by"./nasm -f bin POC2 -o xxx"

version:nasm2.14rc15
Summary: 

There is a segment fault  on unknown address 0x000000000000 in nasm2.14rc15. 

Description:

The asan debug is as follows:

$./nasm -f bin POC2 -o xxx

=================================================================
==67680==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc
0x0000004c14ca sp 0x7ffceb574040 bp 0x7ffceb574350 T0)
==67680==WARNING: Trying to symbolize code, but external symbolizer is not
initialized!
    #0 0x4c14c9
(/home/company/real_sanitize/poc_check/nasm/nasm_sanitize_addr+0x4c14c9)
    #1 0x4bf542
(/home/company/real_sanitize/poc_check/nasm/nasm_sanitize_addr+0x4bf542)
    #2 0x47fcb2
(/home/company/real_sanitize/poc_check/nasm/nasm_sanitize_addr+0x47fcb2)
    #3 0x7fd020744a3f (/lib/x86_64-linux-gnu/libc.so.6+0x20a3f)
    #4 0x47ba48
(/home/company/real_sanitize/poc_check/nasm/nasm_sanitize_addr+0x47ba48)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV ??:0 ??
==67680==ABORTING

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