[Bug other/99763] c++filt crashes when demangling

2021-03-25 Thread bajinsheng at outlook dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99763 --- Comment #8 from Ba Jinsheng --- (In reply to Martin Liška from comment #7) > > I got this payload by fuzzing. > > I see. It's unlikely we'll fix such cases, the name is complete garbage. Even it is an invalid symbol, the c++filt will crash.

[Bug other/99763] c++filt crashes when demangling

2021-03-25 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99763 Martin Liška changed: What|Removed |Added Status|WAITING |NEW

[Bug other/99763] c++filt crashes when demangling

2021-03-25 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99763 Martin Liška changed: What|Removed |Added Keywords||ice-on-invalid-code --- Comment #7 from M

[Bug other/99763] c++filt crashes when demangling

2021-03-25 Thread bajinsheng at outlook dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99763 --- Comment #6 from Ba Jinsheng --- (In reply to Martin Liška from comment #5) > (In reply to Ba Jinsheng from comment #3) > > Created attachment 50471 [details] > > the payload to trigger the crash > > Is it a valid symbol name? How did you com

[Bug other/99763] c++filt crashes when demangling

2021-03-25 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99763 --- Comment #5 from Martin Liška --- (In reply to Ba Jinsheng from comment #3) > Created attachment 50471 [details] > the payload to trigger the crash Is it a valid symbol name? How did you come up with the name?

[Bug other/99763] c++filt crashes when demangling

2021-03-25 Thread bajinsheng at outlook dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99763 --- Comment #4 from Ba Jinsheng --- (In reply to Martin Liška from comment #2) > We likely miss the payload, right? Uploaded

[Bug other/99763] c++filt crashes when demangling

2021-03-25 Thread bajinsheng at outlook dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99763 --- Comment #3 from Ba Jinsheng --- Created attachment 50471 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=50471&action=edit the payload to trigger the crash

[Bug other/99763] c++filt crashes when demangling

2021-03-25 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99763 Martin Liška changed: What|Removed |Added Last reconfirmed||2021-03-25 CC|

[Bug other/99763] c++filt crashes when demangling

2021-03-25 Thread bajinsheng at outlook dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99763 --- Comment #1 from Ba Jinsheng --- *** Bug 99762 has been marked as a duplicate of this bug. ***