GNU logs - #29564, boring messages

Message sent to bug-parted@HIDDEN:

Subject: bug#29564: Segmentation fault if print command is issued
Resent-From: Nils Bars <nils.bars@HIDDEN>
Original-Sender: "Debbugs-submit" <debbugs-submit-bounces <at> debbugs.gnu.org>
Resent-CC: bug-parted@HIDDEN
Resent-Date: Mon, 04 Dec 2017 16:27:02 +0000
Resent-Message-ID: <handler.29564.B.151240479218856 <at> debbugs.gnu.org>
Resent-Sender: help-debbugs@HIDDEN
To: 29564 <at> debbugs.gnu.org
From: Nils Bars <nils.bars@HIDDEN>
Message-ID: <01a349c2-9663-710d-33bf-04ed68d109d7@HIDDEN>
Date: Mon, 4 Dec 2017 12:49:48 +0100
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101
 Thunderbird/52.5.0
MIME-Version: 1.0
Content-Type: multipart/mixed; boundary="------------F2BA26BC9F484EE7EAF32633"
Content-Language: en-US
Precedence: list
Errors-To: debbugs-submit-bounces <at> debbugs.gnu.org
Sender: "Debbugs-submit" <debbugs-submit-bounces <at> debbugs.gnu.org>

This is a multi-part message in MIME format.
--------------F2BA26BC9F484EE7EAF32633
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable

Hello,

I found a bug while fuzzing parted. A test case that triggers the
segmentation fault is attached.

Is there any way for me to track the issue status on some sort of bug
tracker?


- Trigger the bug
parted 'f01:id:000002,sig:11,src:000220,op:arith8,pos:2568,val:-33' print


- parted --version
parted (GNU parted) 3.2
Copyright (C) 2014 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later
<http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

Written by
<http://git.debian.org/?p=3Dparted/parted.git;a=3Dblob_plain;f=3DAUTHORS>=
.


Program received signal SIGSEGV, Segmentation fault.
[----------------------------------registers-----------------------------=
------]
RAX: 0xd31bc09c
RBX: 0x7fffffffcd00 ("44444444\023")
RCX: 0x7ffff7bc5be0 --> 0x7707309600000000
RDX: 0x67 ('g')
RSI: 0x7fffffffcd13 ('4' <repeats 143 times>, ":", '4' <repeats 41
times>, "$", '4' <repeats 14 times>...)
RDI: 0x7ffffffff000
RBP: 0x13
RSP: 0x7fffffffc6c8 --> 0x7ffff7baff6a (cmp=C2=A0=C2=A0=C2=A0 DWORD PTR [=
rbx+0x10],eax)
RIP: 0x7ffff7bb58f8 (<__efi_crc32+24>:=C2=A0=C2=A0=C2=A0 movzx=C2=A0 edx,=
BYTE PTR [rdi])
R8 : 0x5555557cb040 --> 0x5555557cb470 --> 0x0
R9 : 0x555555790f70
(".../filtered/f01:id:000002,sig:11,src:000220,op:arith8,pos:2568,val:-33=
")
R10: 0x7ffff74cdbe0 --> 0x0
R11: 0x0
R12: 0x10
R13: 0x555555791798 --> 0x555555769980 --> 0x0
R14: 0x7fffffffc6f0 --> 0x100000089
R15: 0x7fffffffcd00 ("44444444\023")
EFLAGS: 0x10283 (CARRY parity adjust zero SIGN trap INTERRUPT direction
overflow)
[-------------------------------------code-------------------------------=
------]
=C2=A0=C2=A0 0x7ffff7bb58ec <__efi_crc32+12>:=C2=A0=C2=A0=C2=A0 add=C2=A0=
=C2=A0=C2=A0 rsi,rdi
=C2=A0=C2=A0 0x7ffff7bb58ef <__efi_crc32+15>:=C2=A0=C2=A0=C2=A0 mov=C2=A0=
=C2=A0=C2=A0 eax,edx
=C2=A0=C2=A0 0x7ffff7bb58f1 <__efi_crc32+17>:=C2=A0=C2=A0=C2=A0 nop=C2=A0=
=C2=A0=C2=A0 DWORD PTR [rax+0x0]
=3D> 0x7ffff7bb58f8 <__efi_crc32+24>:=C2=A0=C2=A0=C2=A0 movzx=C2=A0 edx,B=
YTE PTR [rdi]
=C2=A0=C2=A0 0x7ffff7bb58fb <__efi_crc32+27>:=C2=A0=C2=A0=C2=A0 add=C2=A0=
=C2=A0=C2=A0 rdi,0x1
=C2=A0=C2=A0 0x7ffff7bb58ff <__efi_crc32+31>:=C2=A0=C2=A0=C2=A0 xor=C2=A0=
=C2=A0=C2=A0 edx,eax
=C2=A0=C2=A0 0x7ffff7bb5901 <__efi_crc32+33>:=C2=A0=C2=A0=C2=A0 shr=C2=A0=
=C2=A0=C2=A0 eax,0x8
=C2=A0=C2=A0 0x7ffff7bb5904 <__efi_crc32+36>:=C2=A0=C2=A0=C2=A0 movzx=C2=A0=
 edx,dl
[------------------------------------stack-------------------------------=
------]
0000| 0x7fffffffc6c8 --> 0x7ffff7baff6a (cmp=C2=A0=C2=A0=C2=A0 DWORD PTR =
[rbx+0x10],eax)
0008| 0x7fffffffc6d0 --> 0x7fffffffcd00 ("44444444\023")
0016| 0x7fffffffc6d8 --> 0x7fffffffc900 ('a' <repeats 180 times>,
"xaaaa]", 'a' <repeats 14 times>...)
0024| 0x7fffffffc6e0 --> 0x7fffffffd950 --> 0x7ffff7dd2530 -->
0x7ffff7dd23b0 --> 0x7ffff7dd23d0 --> 0x7ffff7dd23f0 (--> ...)
0032| 0x7fffffffc6e8 --> 0x7ffff7bb0100 (<nilfs2_probe+384>:=C2=A0=C2=A0=C2=
=A0 test=C2=A0=C2=A0
eax,eax)
0040| 0x7fffffffc6f0 --> 0x100000089
0048| 0x7fffffffc6f8 --> 0x555555776da0 --> 0x555555776dd8 ("INTERNAL")
0056| 0x7fffffffc700 --> 0x7fffffffd820 ('a' <repeats 22 times>, "@",
'a' <repeats 177 times>...)
[------------------------------------------------------------------------=
------]
Legend: code, data, rodata, value
Stopped reason: SIGSEGV
0x00007ffff7bb58f8 in __efi_crc32 () from /usr/lib/libparted.so.2


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From: help-debbugs@HIDDEN (GNU bug Tracking System)
To: Nils Bars <nils.bars@HIDDEN>
Subject: bug#29564: Acknowledgement (Segmentation fault if print command
 is issued)
Message-ID: <handler.29564.B.151240479218856.ack <at> debbugs.gnu.org>
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Message sent to bug-parted@HIDDEN:

Subject: bug#29564: Segmentation fault if print command is issued
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From: Phil Susi <psusi@HIDDEN>
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Date: Fri, 8 Dec 2017 09:17:32 -0500
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From: Phil Susi <psusi@HIDDEN>
To: Nils Bars <nils.bars@HIDDEN>, 29564 <at> debbugs.gnu.org
Message-ID: <ced182cb-7daa-1161-c1e2-d7d193098585@HIDDEN>
Subject: Re: bug#29564: Segmentation fault if print command is issued
References: <01a349c2-9663-710d-33bf-04ed68d109d7@HIDDEN>
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On 12/4/2017 6:49 AM, Nils Bars wrote:
> Hello,
>=20
> I found a bug while fuzzing parted. A test case that triggers the
> segmentation fault is attached.
>=20
> Is there any way for me to track the issue status on some sort of bug
> tracker?

You can view the bug status in a web page at debbugs.gnu.org.

>=20
> - Trigger the bug
> parted 'f01:id:000002,sig:11,src:000220,op:arith8,pos:2568,val:-33' pri=
nt

I can't parse that string at all.  What the heck is it supposed to do?




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Subject: bug#29564: Segmentation fault if print command is issued
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From: =?UTF-8?Q?H=C3=A5kon_?= =?UTF-8?Q?L=C3=B8vdal?= <hlovdal@HIDDEN>
Date: Fri, 8 Dec 2017 17:18:39 +0100
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On 8 December 2017 at 15:17, Phil Susi <psusi@HIDDEN> wrote:
> On 12/4/2017 6:49 AM, Nils Bars wrote:
>> - Trigger the bug
>> parted 'f01:id:000002,sig:11,src:000220,op:arith8,pos:2568,val:-33' print
>
> What the heck is it supposed to do?

Nothing, It is just some fuzzing input that triggered a bug.

https://stackoverflow.com/tags/fuzzing/info:
Fuzzing or Fuzz-testing is a type of software test where the software is
presented with invalid input to find errors in input validation and handling.

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On 12/8/2017 11:18 AM, H=C3=A5kon L=C3=B8vdal wrote:
> On 8 December 2017 at 15:17, Phil Susi <psusi@HIDDEN> wrote:
>> On 12/4/2017 6:49 AM, Nils Bars wrote:
>>> - Trigger the bug
>>> parted 'f01:id:000002,sig:11,src:000220,op:arith8,pos:2568,val:-33' p=
rint
>>
>> What the heck is it supposed to do?
>=20
> Nothing, It is just some fuzzing input that triggered a bug.

So it is just the file name that is the issue, not its contents?



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