bug#39954: bug#50153: Acknowledgement (call-with-values outside tail position + backtrace + compilation causes segfault)

Maxime Devos <[email protected]> Sat, 21 Aug 2021 20:30:25 +0200
Newsgroups	gmane.lisp.guile.bugs
Message-ID	<[email protected]>
This looks rather similar to [email protected],
looking at the backtrace from GDB, maybe the cause is the same?

Thread 1 "guile" received signal SIGSEGV, Segmentation fault.
0x00007ffff7f40f3f in scm_is_values (x=<optimized out>) at values.h:30
30	  return SCM_HAS_TYP7 (x, scm_tc7_values);
(gdb) bt
#0  0x00007ffff7f40f3f in scm_is_values (x=<optimized out>) at values.h:30
#1  vm_debug_engine (thread=0x7ffff744cd80) at vm-engine.c:974
#2  0x00007ffff7f45c2d in scm_call_n (proc=0x7ffff49612a0, argv=argv@entry=0x7fffffffc080, 
    nargs=nargs@entry=4) at vm.c:1608
#3  0x00007ffff7ec1234 in scm_call_4 (proc=<optimized out>, arg1=arg1@entry=0x7ffff35162d0, 
    arg2=arg2@entry=0x7ffff5ad4600, arg3=arg3@entry=0x7ffff495a0b0, arg4=arg4@entry=0x52) at eval.c:517
#4  0x00007ffff7eb3815 in display_backtrace_body (a=<optimized out>) at backtrace.c:239
#5  0x00007ffff7ec29ea in scm_c_with_exception_handler (type=type@entry=0x404, 
    handler=handler@entry=0x7ffff7f3aed0 <catch_post_unwind_handler>, 
    handler_data=handler_data@entry=0x7fffffffc230, thunk=thunk@entry=0x7ffff7f3b010 <catch_body>, 
    thunk_data=thunk_data@entry=0x7fffffffc230) at exceptions.c:170
#6  0x00007ffff7f3b20d in scm_c_catch (tag=tag@entry=0x404, 
    body=body@entry=0x7ffff7eb36f0 <display_backtrace_body>, body_data=body_data@entry=0x7fffffffc2a0, 
    handler=handler@entry=0x7ffff7eb3b20 <error_during_backtrace>, 
    handler_data=handler_data@entry=0x7ffff5ad4600, pre_unwind_handler=pre_unwind_handler@entry=0x0, 
    pre_unwind_handler_data=0x0) at throw.c:168
#7  0x00007ffff7f3b22e in scm_internal_catch (tag=tag@entry=0x404, 
    body=body@entry=0x7ffff7eb36f0 <display_backtrace_body>, body_data=body_data@entry=0x7fffffffc2a0, 
    handler=handler@entry=0x7ffff7eb3b20 <error_during_backtrace>, 
    handler_data=handler_data@entry=0x7ffff5ad4600) at throw.c:177
#8  0x00007ffff7eb36e5 in scm_display_backtrace_with_highlights (stack=stack@entry=0x7ffff38604a0, 
    port=port@entry=0x7ffff5ad4600, first=first@entry=0x4, depth=depth@entry=0x4, 
    highlights=highlights@entry=0x304) at backtrace.c:277
#9  0x00007ffff7eb3970 in scm_backtrace_with_highlights (highlights=0x304) at backtrace.c:310
#10 0x00007ffff7f40f3b in vm_debug_engine (thread=0x7ffff744cd80) at vm-engine.c:972
#11 0x00007ffff7f45c2d in scm_call_n (proc=0x7ffff5a2e030, argv=argv@entry=0x7fffffffc498, 
    nargs=nargs@entry=1) at vm.c:1608
#12 0x00007ffff7ec2337 in scm_primitive_eval (exp=<optimized out>, exp@entry=0x7ffff5ba1a40)
    at eval.c:671
#13 0x00007ffff7ec2393 in scm_eval (exp=0x7ffff5ba1a40, 
    module_or_state=module_or_state@entry=0x7ffff5b93c80) at eval.c:705
#14 0x00007ffff7f1b780 in scm_shell (argc=4, argv=0x7fffffffcb08) at script.c:357
#15 0x00007ffff7edb1bd in invoke_main_func (body_data=0x7fffffffc9a0) at init.c:313
#16 0x00007ffff7ebc06a in c_body (d=0x7fffffffc8e0) at continuations.c:430
#17 0x00007ffff7f447d8 in vm_regular_engine (thread=0x7ffff744cd80) at vm-engine.c:972
#18 0x00007ffff7f45c2d in scm_call_n (proc=0x7ffff5b088a0, argv=argv@entry=0x7fffffffc6a0, 
    nargs=nargs@entry=2) at vm.c:1608
#19 0x00007ffff7ec11da in scm_call_2 (proc=<optimized out>, arg1=<optimized out>, arg2=<optimized out>)
    at eval.c:503
#20 0x00007ffff7ec29ea in scm_c_with_exception_handler (type=type@entry=0x404, 
    handler=handler@entry=0x7ffff7f3aed0 <catch_post_unwind_handler>, 
    handler_data=handler_data@entry=0x7fffffffc810, thunk=thunk@entry=0x7ffff7f3b010 <catch_body>, 
    thunk_data=thunk_data@entry=0x7fffffffc810) at exceptions.c:170
#21 0x00007ffff7f3b20d in scm_c_catch (tag=tag@entry=0x404, body=body@entry=0x7ffff7ebc060 <c_body>, 
    body_data=body_data@entry=0x7fffffffc8e0, handler=handler@entry=0x7ffff7ebc300 <c_handler>, 
    handler_data=handler_data@entry=0x7fffffffc8e0, 
    pre_unwind_handler=pre_unwind_handler@entry=0x7ffff7ebc160 <pre_unwind_handler>, 
    pre_unwind_handler_data=0x7ffff5ad45c0) at throw.c:168
#22 0x00007ffff7ebc603 in scm_i_with_continuation_barrier (body=body@entry=0x7ffff7ebc060 <c_body>, 
    body_data=body_data@entry=0x7fffffffc8e0, handler=handler@entry=0x7ffff7ebc300 <c_handler>, 
    handler_data=handler_data@entry=0x7fffffffc8e0, 
    pre_unwind_handler=pre_unwind_handler@entry=0x7ffff7ebc160 <pre_unwind_handler>, 
--Type <RET> for more, q to quit, c to continue without paging--c
    pre_unwind_handler_data=0x7ffff5ad45c0) at continuations.c:368
#23 0x00007ffff7ebc695 in scm_c_with_continuation_barrier (func=<optimized out>, data=<optimized out>) at continuations.c:464
#24 0x00007ffff7f39c9f in with_guile (base=0x7fffffffc948, data=0x7fffffffc970) at threads.c:645
#25 0x00007ffff7e16b48 in GC_call_with_stack_base () from /gnu/store/f6kngpp27585xh4564y9rvshqn8hph8v-libgc-8.0.4/lib/libgc.so.1
#26 0x00007ffff7f39fc8 in scm_i_with_guile (dynamic_state=<optimized out>, data=data@entry=0x7fffffffc970, func=func@entry=0x7ffff7edb1a0 <invoke_main_func>) at threads.c:688
#27 scm_with_guile (func=func@entry=0x7ffff7edb1a0 <invoke_main_func>, data=data@entry=0x7fffffffc9a0) at threads.c:694
#28 0x00007ffff7edb332 in scm_boot_guile (argc=argc@entry=4, argv=argv@entry=0x7fffffffcb08, main_func=main_func@entry=0x401230 <inner_main>, closure=closure@entry=0x0) at init.c:296
#29 0x00000000004010f6 in main (argc=4, argv=0x7fffffffcb08) at guile.c:94
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