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* [Bug demangler/105039] New: rust demangler stack overflow
@ 2022-03-24 0:33 amodra at gmail dot com
2022-03-24 13:13 ` [Bug demangler/105039] " nickc at gcc dot gnu.org
` (5 more replies)
0 siblings, 6 replies; 7+ messages in thread
From: amodra at gmail dot com @ 2022-03-24 0:33 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105039
Bug ID: 105039
Summary: rust demangler stack overflow
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: demangler
Assignee: unassigned at gcc dot gnu.org
Reporter: amodra at gmail dot com
Target Milestone: ---
>From https://sourceware.org/bugzilla/show_bug.cgi?id=28995
c++filt _RYAaca_NRYAaBa_a
AddressSanitizer:DEADLYSIGNAL
=================================================================
==4145846==ERROR: AddressSanitizer: stack-overflow on address 0x7ffd205e8ff8
(pc 0x0000021dfea9 bp 0x00000000005f sp 0x7ffd205e9000 T0)
#0 0x21dfea9 in peek
/home/alan/src/binutils-gdb/libiberty/rust-demangle.c:90
#1 0x21dfd8c in eat
/home/alan/src/binutils-gdb/libiberty/rust-demangle.c:99:7
#2 0x21e1bb4 in parse_integer_62
/home/alan/src/binutils-gdb/libiberty/rust-demangle.c:125:7
#3 0x21e2019 in demangle_const
/home/alan/src/binutils-gdb/libiberty/rust-demangle.c:1153:17
#4 0x21e20a7 in demangle_const
/home/alan/src/binutils-gdb/libiberty/rust-demangle.c:1158:11
and lots more at 1158:11. This is with libiberty sources from gcc commit
4cebae0924248b.
^ permalink raw reply [flat|nested] 7+ messages in thread* [Bug demangler/105039] rust demangler stack overflow 2022-03-24 0:33 [Bug demangler/105039] New: rust demangler stack overflow amodra at gmail dot com @ 2022-03-24 13:13 ` nickc at gcc dot gnu.org 2022-05-12 22:59 ` JEREMY.ROBINSON at SIEMENS dot COM ` (4 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: nickc at gcc dot gnu.org @ 2022-03-24 13:13 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105039 Nick Clifton <nickc at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |nickc at gcc dot gnu.org --- Comment #1 from Nick Clifton <nickc at gcc dot gnu.org> --- Proposed patch submitted here: https://gcc.gnu.org/pipermail/gcc-patches/2022-March/592244.html ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug demangler/105039] rust demangler stack overflow 2022-03-24 0:33 [Bug demangler/105039] New: rust demangler stack overflow amodra at gmail dot com 2022-03-24 13:13 ` [Bug demangler/105039] " nickc at gcc dot gnu.org @ 2022-05-12 22:59 ` JEREMY.ROBINSON at SIEMENS dot COM 2022-06-27 9:54 ` hs.naveen2u at gmail dot com ` (3 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: JEREMY.ROBINSON at SIEMENS dot COM @ 2022-05-12 22:59 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105039 Jeremy Robinson <JEREMY.ROBINSON at SIEMENS dot COM> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |JEREMY.ROBINSON at SIEMENS dot COM --- Comment #2 from Jeremy Robinson <JEREMY.ROBINSON at SIEMENS dot COM> --- Respectfully pinging this issue to ask for a review of the proposed patch. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug demangler/105039] rust demangler stack overflow 2022-03-24 0:33 [Bug demangler/105039] New: rust demangler stack overflow amodra at gmail dot com 2022-03-24 13:13 ` [Bug demangler/105039] " nickc at gcc dot gnu.org 2022-05-12 22:59 ` JEREMY.ROBINSON at SIEMENS dot COM @ 2022-06-27 9:54 ` hs.naveen2u at gmail dot com 2022-07-01 15:00 ` cvs-commit at gcc dot gnu.org ` (2 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: hs.naveen2u at gmail dot com @ 2022-06-27 9:54 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105039 hs.naveen2u at gmail dot com changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |hs.naveen2u at gmail dot com --- Comment #3 from hs.naveen2u at gmail dot com --- Can anyone please review the patch so that it can be used? ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug demangler/105039] rust demangler stack overflow 2022-03-24 0:33 [Bug demangler/105039] New: rust demangler stack overflow amodra at gmail dot com ` (2 preceding siblings ...) 2022-06-27 9:54 ` hs.naveen2u at gmail dot com @ 2022-07-01 15:00 ` cvs-commit at gcc dot gnu.org 2022-07-01 15:01 ` nickc at gcc dot gnu.org 2022-07-04 3:50 ` hs.naveen2u at gmail dot com 5 siblings, 0 replies; 7+ messages in thread From: cvs-commit at gcc dot gnu.org @ 2022-07-01 15:00 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105039 --- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Nick Clifton <nickc@gcc.gnu.org>: https://gcc.gnu.org/g:9234cdca6ee88badfc00297e72f13dac4e540c79 commit r13-1393-g9234cdca6ee88badfc00297e72f13dac4e540c79 Author: Nick Clifton <nickc@redhat.com> Date: Fri Jul 1 15:58:52 2022 +0100 Add a recursion limit to the demangle_const function in the Rust demangler. libiberty/ PR demangler/105039 * rust-demangle.c (demangle_const): Add recursion limit. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug demangler/105039] rust demangler stack overflow 2022-03-24 0:33 [Bug demangler/105039] New: rust demangler stack overflow amodra at gmail dot com ` (3 preceding siblings ...) 2022-07-01 15:00 ` cvs-commit at gcc dot gnu.org @ 2022-07-01 15:01 ` nickc at gcc dot gnu.org 2022-07-04 3:50 ` hs.naveen2u at gmail dot com 5 siblings, 0 replies; 7+ messages in thread From: nickc at gcc dot gnu.org @ 2022-07-01 15:01 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105039 Nick Clifton <nickc at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |FIXED --- Comment #5 from Nick Clifton <nickc at gcc dot gnu.org> --- Patch applied. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug demangler/105039] rust demangler stack overflow 2022-03-24 0:33 [Bug demangler/105039] New: rust demangler stack overflow amodra at gmail dot com ` (4 preceding siblings ...) 2022-07-01 15:01 ` nickc at gcc dot gnu.org @ 2022-07-04 3:50 ` hs.naveen2u at gmail dot com 5 siblings, 0 replies; 7+ messages in thread From: hs.naveen2u at gmail dot com @ 2022-07-04 3:50 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105039 --- Comment #6 from hs.naveen2u at gmail dot com --- Thanks very much for committing the patch. ^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2022-07-04 3:50 UTC | newest] Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2022-03-24 0:33 [Bug demangler/105039] New: rust demangler stack overflow amodra at gmail dot com 2022-03-24 13:13 ` [Bug demangler/105039] " nickc at gcc dot gnu.org 2022-05-12 22:59 ` JEREMY.ROBINSON at SIEMENS dot COM 2022-06-27 9:54 ` hs.naveen2u at gmail dot com 2022-07-01 15:00 ` cvs-commit at gcc dot gnu.org 2022-07-01 15:01 ` nickc at gcc dot gnu.org 2022-07-04 3:50 ` hs.naveen2u at gmail dot com
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