There was a little bit of progress with this here: https://github.com/MoarVM/MoarVM/pull/687
On 2017-09-01 12:53:36, alex.jakime...@gmail.com wrote: > https://irclog.perlgeek.de/perl6-dev/2017-09-01#i_15102810 > > On 2017-07-31 08:27:09, alex.jakime...@gmail.com wrote: > > FWIW, still happens after all changes during this month. > > > > On 2017-07-22 16:21:30, alex.jakime...@gmail.com wrote: > > > I bisected it to > > > > > > https://github.com/rakudo/rakudo/commit/40a953f5d9f5c661d8cf9b043643002d348a2000 > > > > > > On earlier rakudo versions it seems to be working fine. I haven't > > > seen > > > it crash > > > once on anything earlier, but it is *very* slow on rakudos that > > > old, > > > so it's > > > hard to tell. > > > > > > nqp changes: > > > > > > https://github.com/perl6/nqp/compare/2016.03-50-g512c9a1...2016.03- > > > 57- > > > gbdb13a2 > > > > > > moar changes: > > > https://github.com/MoarVM/MoarVM/compare/2016.03-84- > > > g4afd7b6...2016.03-104-g10d3971 > > > > > > On 2017-05-13 17:00:08, alex.jakime...@gmail.com wrote: > > > > FWIW the problem is still there and is reproducible with the > > > > provided > > > > snippet > > > > (just in case somebody is wondering if the issue went away by > > > > itself > > > > after > > > > these months). > > > > > > > > On 2017-04-04 06:46:20, scoli...@gmail.com wrote: > > > > > Le Wed, 15 Mar 2017 17:12:00 -0700, alex.jakime...@gmail.com a > > > > > écrit > > > > > : > > > > > > I am getting errors like: > > > > > > MoarVM panic: Heap corruption detected: pointer > > > > > > 0x7f9a96a5e588 > > > > > > to > > > > > > past > > > > > > fromspace > > > > > > MoarVM panic: Internal error: zeroed target thread ID in work > > > > > > pass > > > > > > > > > > > > Even though it happens when I'm using Gumbo module, my best > > > > > > guess > > > > > > is > > > > > > that it is not its fault. > > > > > > > > > > > > Does not crash that fast with ｢perl6 --optimize=0 …｣, but > > > > > > crashes > > > > > > anyway (you may want to bump up “^100” a little bit for > > > > > > this). > > > > > > > > > > > > Anyway, the code to replicate the issue is shown below. If it > > > > > > gets > > > > > > mangled for some reason, here is a mirror: > > > > > > https://gist.github.com/AlexDaniel/ac7a4d4c49ec8d23e546529976dda67f > > > > > > > > > > > > #!/usr/bin/env perl6 > > > > > > > > > > > > use Gumbo; > > > > > > constant URL = ‘https://perl6.org/community/’; > > > > > > > > > > > > my $response = run(:out, ‘curl’, ‘-s’, URL).out.slurp-rest; > > > > > > for ^100 { > > > > > > .say for parse-html($response).root.elements(:TAG<a>, > > > > > > :RECURSE); > > > > > > } > > > > > > > > > > > > say ‘should've crashed before reaching this’; > > > > > > > > > > I was not able to reproduce it on a 32bit Virtual Machine > > > > > (debian > > > > > stable) > > > > > Using 2016.11 rakudo and the latest from git. > > > > > Maybe it can be related to how struct size are determined by > > > > > MoarVM. > > > > >
