Ticket #1371 (closed bug: noreply)
failed assertion 'PObj_is_PMC_TEST(obj)' doing IO from Rakudo
Reported by: | carlin | Owned by: | |
---|---|---|---|
Priority: | normal | Milestone: | |
Component: | none | Version: | 1.8.0 |
Severity: | medium | Keywords: | |
Cc: | Language: | ||
Patch status: | Platform: |
Description
The attached Perl 6 run from Rakudo randomly (usually right after it starts up) dies with the following output:
<...snip...> recv start of until recv start of until src/gc/api.c:260: failed assertion 'PObj_is_PMC_TEST(obj)' Backtrace - Obtained 32 stack frames (max trace depth is 32). /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(Parrot_print_backtrace+0x21) [0x7f551deca341] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(Parrot_confess+0x47) [0x7f551deca307] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(Parrot_gc_mark_PMC_alive_fun+0x7f) [0x7f551ded82cf] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0 [0x7f551e07787f] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(mark_special+0x20a) [0x7f551dedbf9a] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(Parrot_gc_mark_PObj_alive+0x93) [0x7f551ded81d3] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0 [0x7f551dedd621] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0 [0x7f551dedd131] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(trace_system_areas+0x62) [0x7f551dedd0c2] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(Parrot_gc_trace_root+0x584) [0x7f551dedba74] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0 [0x7f551dedace0] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0 [0x7f551dedaaac] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(Parrot_gc_mark_and_sweep+0x2c) [0x7f551ded928c] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0 [0x7f551dedae57] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0 [0x7f551dedaf5f] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0 [0x7f551ded8b88] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(Parrot_gc_new_string_header+0x56) [0x7f551ded8a16] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(Parrot_str_new_COW+0x49) [0x7f551de191d9] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(Parrot_str_copy+0x22) [0x7f551de1af22] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0 [0x7f551e0ac8fd] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0 [0x7f551e0ac0ea] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0 [0x7f551e073ef1] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0 [0x7f551e073ef1] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0 [0x7f551e073ae7] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0 [0x7f551e0890bd] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(Parrot_capture_lex+0xda) [0x7f551df44aba] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(Parrot_capture_lex_p+0x5a) [0x7f551de21aba] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0 [0x7f551df3bd55] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(runops_int+0xfd) [0x7f551df3a82d] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(runops+0x1a5) [0x7f551deee415] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(Parrot_pcc_invoke_from_sig_object+0x1f4) [0x7f551dee40e4] /home/carlin/Applications/rakudo/parrot_install/lib/libparrot.so.1.8.0(Parrot_pcc_invoke_sub_from_c_args+0xd5) [0x7f551dee3a65] Aborted
Based on the position of the warn statements it's happening at the "$buf ~= $socket.recv(1);" line.
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