2.bash

Breakpoint 2, MVM_gc_collect (tc=0x6033e0, what_to_do=<optimized out>, gen=gen@entry=0 '\000') at src/gc/collect.c:73
73	            process_worklist(tc, worklist, &wtp, gen);
(gdb) finish
Run till exit from #0  MVM_gc_collect (tc=0x6033e0, what_to_do=<optimized out>, gen=gen@entry=0 '\000') at src/gc/collect.c:73
run_gc (tc=tc@entry=0x6033e0, what_to_do=what_to_do@entry=0 '\000') at src/gc/orchestrate.c:267
267	    for (i = 0, n = tc->gc_work_count ; i < n; i++) {
(gdb) finish
Run till exit from #0  run_gc (tc=tc@entry=0x6033e0, what_to_do=what_to_do@entry=0 '\000') at src/gc/orchestrate.c:267
MVM_gc_enter_from_allocator (tc=tc@entry=0x6033e0) at src/gc/orchestrate.c:380
380	}
(gdb) finish
Run till exit from #0  MVM_gc_enter_from_allocator (tc=tc@entry=0x6033e0) at src/gc/orchestrate.c:380
MVM_gc_allocate_nursery (tc=0x6033e0, size=64) at src/gc/allocation.c:29
29	        while ((char *)tc->nursery_alloc + size >= (char *)tc->nursery_alloc_limit) {
(gdb) finish
Run till exit from #0  MVM_gc_allocate_nursery (tc=0x6033e0, size=64) at src/gc/allocation.c:29
0x00007ffff7a00ada in MVM_gc_allocate_object (tc=0x6033e0, st=0x78c708) at src/gc/allocation.c:84
84	    MVMROOT(tc, st, {
Value returned is $2 = (void *) 0x7ffff6a4cd30
(gdb) finish
Run till exit from #0  0x00007ffff7a00ada in MVM_gc_allocate_object (tc=0x6033e0, st=0x78c708) at src/gc/allocation.c:84
MVM_interp_run (tc=tc@entry=0x6033e0, initial_invoke=initial_invoke@entry=0x7ffff7a30330 <toplevel_initial_invoke>, invoke_data=<optimized out>) at src/core/interp.c:1960
1960	                GET_REG(cur_op, 0).o = obj;
Value returned is $3 = (MVMObject *) 0x7ffff6a4cd30
(gdb) finish
Run till exit from #0  MVM_interp_run (tc=tc@entry=0x6033e0, initial_invoke=initial_invoke@entry=0x7ffff7a30330 <toplevel_initial_invoke>, invoke_data=<optimized out>)
    at src/core/interp.c:1960

Breakpoint 1, process_worklist (tc=tc@entry=0x6033e0, worklist=worklist@entry=0x53fa7f0, wtp=wtp@entry=0x7fffffffd910, gen=gen@entry=1 '\001') at src/gc/collect.c:198
198	            MVM_panic(1, "Heap corruption detected: pointer %p to past fromspace", item);
(gdb) finish
Run till exit from #0  process_worklist (tc=tc@entry=0x6033e0, worklist=worklist@entry=0x53fa7f0, wtp=wtp@entry=0x7fffffffd910, gen=gen@entry=1 '\001') at src/gc/collect.c:198
Heap corruption detected: pointer 0x7ffff69fc650 to past fromspace

Program received signal SIGABRT, Aborted.
0x00007ffff7589f77 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
56	../nptl/sysdeps/unix/sysv/linux/raise.c: Datei oder Verzeichnis nicht gefunden.
(gdb) finish
Run till exit from #0  0x00007ffff7589f77 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56

Program terminated with signal SIGABRT, Aborted.
The program no longer exists.

bt.bash

Breakpoint 1, process_worklist (tc=tc@entry=0x6033e0, worklist=worklist@entry=0x53faa10, wtp=wtp@entry=0x7fffffffd910, gen=gen@entry=1 '\001') at src/gc/collect.c:198
198	            MVM_panic(1, "Heap corruption detected: pointer %p to past fromspace", item);
(gdb) p tc->instance->gc_seq_number
$1 = 180
(gdb) break /home/froggs/dev/MoarVM/src/gc/collect.c:72 if tc->instance->gc_seq_number == 179
Breakpoint 2 at 0x7ffff7a05bdb: file src/gc/collect.c, line 72.
(gdb) run
The program being debugged has been started already.
Start it from the beginning? (y or n) y

Starting program: /home/froggs/dev/rakudo/../nqp/install/bin/moar --crash --libpath=/home/froggs/dev/rakudo/../nqp/install/languages/nqp/lib ../nqp/nqp.moarvm --target=mbc --output=blib/Perl6/BOOTSTRAP.moarvm --encoding=utf8 --vmlibs=dynext/libperl6_ops_moar.so=Rakudo_ops_init src/gen/m-BOOTSTRAP.nqp
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".

Breakpoint 2, MVM_gc_collect (tc=0x6033e0, what_to_do=<optimized out>, gen=gen@entry=0 '\000') at src/gc/collect.c:73
73	            process_worklist(tc, worklist, &wtp, gen);
(gdb) bt full
#0  MVM_gc_collect (tc=0x6033e0, what_to_do=<optimized out>, gen=gen@entry=0 '\000') at src/gc/collect.c:73
        fromspace = <optimized out>
        tospace = <optimized out>
        worklist = 0x500ca40
        wtp = {num_target_threads = 0, target_work = 0x0}
#1  0x00007ffff79ffaec in run_gc (tc=tc@entry=0x6033e0, what_to_do=what_to_do@entry=0 '\000') at src/gc/orchestrate.c:272
        other = <optimized out>
        gen = 0 '\000'
        i = <optimized out>
        n = <optimized out>
#2  0x00007ffff7a00578 in MVM_gc_enter_from_allocator (tc=tc@entry=0x6033e0) at src/gc/orchestrate.c:367
        last_starter = <optimized out>
        num_threads = 0
#3  0x00007ffff7a008c8 in MVM_gc_allocate_nursery (tc=0x6033e0, size=64) at src/gc/allocation.c:32
        allocated = <optimized out>
#4  0x00007ffff7a00a8a in MVM_gc_allocate_object (tc=0x6033e0, st=0x78c708) at src/gc/allocation.c:84
        obj = <optimized out>
#5  0x00007ffff79e5387 in MVM_interp_run (tc=tc@entry=0x6033e0, initial_invoke=initial_invoke@entry=0x7ffff7a302e0 <toplevel_initial_invoke>, invoke_data=<optimized out>)
    at src/core/interp.c:1959
        type = <optimized out>
        obj = <optimized out>
        op = <optimized out>
        cur_op = 0x7ffff7ed88b4 ""
        bytecode_start = 0x7ffff7ed8892 "\214"
        reg_base = 0x1701e50
        cu = 0x1a20360
        cur_callsite = 0x76fac0
#6  0x00007ffff7a3079c in MVM_vm_run_file (instance=0x603010, filename=0x7fffffffe1c4 "../nqp/nqp.moarvm") at src/moar.c:150
        start_frame = <optimized out>
        tc = 0x6033e0
        cu = 0x7ffff68280c0
#7  0x0000000000400b90 in main (argc=9, argv=0x7fffffffdd88) at src/main.c:137
        instance = 0x603010
        input_file = <optimized out>
        lib_path = <optimized out>
        dump = <optimized out>
        argi = 4