[Bug symtab/31772] New: [gdb/symtab] read.c:5339: internal-error: queue_comp_unit: Assertion `per_objfile->queue.has

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* [Bug symtab/31772] New: [gdb/symtab] read.c:5339: internal-error: queue_comp_unit: Assertion `per_objfile->queue.has_value ()' failed.
@ 2024-05-21 10:30 vries at gcc dot gnu.org
  2024-05-21 10:33 ` [Bug symtab/31772] " vries at gcc dot gnu.org
  0 siblings, 1 reply; 2+ messages in thread
From: vries at gcc dot gnu.org @ 2024-05-21 10:30 UTC (permalink / raw)
  To: gdb-prs

https://sourceware.org/bugzilla/show_bug.cgi?id=31772

            Bug ID: 31772
           Summary: [gdb/symtab] read.c:5339: internal-error:
                    queue_comp_unit: Assertion
                    `per_objfile->queue.has_value ()' failed.
           Product: gdb
           Version: HEAD
            Status: NEW
          Severity: normal
          Priority: P2
         Component: symtab
          Assignee: unassigned at sourceware dot org
          Reporter: vries at gcc dot gnu.org
  Target Milestone: ---

Say we patch the fission board like so:
...
diff --git a/gdb/testsuite/boards/fission.exp
b/gdb/testsuite/boards/fission.exp
index 496fece7991..1001900bfb7 100644
--- a/gdb/testsuite/boards/fission.exp
+++ b/gdb/testsuite/boards/fission.exp
@@ -30,12 +30,8 @@ set_board_info compiler "[find_gcc]"
 # Note: -ggnu-pubnames is required for Gold to build .gdb_index, and while
 # -gsplit-dwarf implies -ggnu-pubnames for gcc, it doesn't for clang.
 set_board_info debug_flags \
-    [join { "-gdwarf-4" \
-               "-gsplit-dwarf" \
-               "-ggnu-pubnames" \
-               "-fdebug-types-section" \
-               "-Wl,--gdb-index" \
-               "-fuse-ld=gold" }]
+    [join { "-gdwarf-5" \
+               "-gsplit-dwarf" }]

 # This is needed otherwise dejagnu tries to rsh to host "fission".
 load_board_description "local-board"
...

When running test-case gdb.ada/finish-var-size.exp with gcc-13 we run into:
...
(gdb) finish^M
Run till exit from #0  pck.get (value=true) at
/data/vries/gdb/binutils-gdb.git/gdb/testsuite/gdb.ada/finish-var-size/pck.adb:19^M
/data/vries/gdb/src/gdb/dwarf2/read.c:5339: internal-error: queue_comp_unit:
Assertion `per_objfile->queue.has_value ()' failed.^M
A problem internal to GDB has been detected,^M
further debugging may prove unreliable.^M
----- Backtrace -----^M
FAIL: gdb.ada/finish-var-size.exp: finish (GDB internal error)
...

Likewise in test-case gdb.ada/rec_ptype.exp.

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* [Bug symtab/31772] [gdb/symtab] read.c:5339: internal-error: queue_comp_unit: Assertion `per_objfile->queue.has_value ()' failed.
  2024-05-21 10:30 [Bug symtab/31772] New: [gdb/symtab] read.c:5339: internal-error: queue_comp_unit: Assertion `per_objfile->queue.has_value ()' failed vries at gcc dot gnu.org
@ 2024-05-21 10:33 ` vries at gcc dot gnu.org
  0 siblings, 0 replies; 2+ messages in thread
From: vries at gcc dot gnu.org @ 2024-05-21 10:33 UTC (permalink / raw)
  To: gdb-prs

https://sourceware.org/bugzilla/show_bug.cgi?id=31772

--- Comment #1 from Tom de Vries <vries at gcc dot gnu.org> ---
Detailed backtrace:
...
(gdb) bt
#0  0x00007ffff7107d2b in raise () from /lib64/libc.so.6
#1  0x00007ffff71093e5 in abort () from /lib64/libc.so.6
#2  0x0000000000d02286 in dump_core () at /data/vries/gdb/src/gdb/utils.c:222
#3  0x0000000000d028c1 in internal_vproblem(internal_problem *, const char *,
int, const char *, typedef __va_list_tag __va_list_tag *) (problem=0x2735640
<internal_error_problem>, 
    file=0x15b7db0 "/data/vries/gdb/src/gdb/dwarf2/read.c", line=5339,
fmt=0x15b70b0 "%s: Assertion `%s' failed.", 
    ap=0x7fffffffbe38) at /data/vries/gdb/src/gdb/utils.c:474
#4  0x0000000000d02997 in internal_verror (file=0x15b7db0
"/data/vries/gdb/src/gdb/dwarf2/read.c", line=5339, 
    fmt=0x15b70b0 "%s: Assertion `%s' failed.", ap=0x7fffffffbe38) at
/data/vries/gdb/src/gdb/utils.c:500
#5  0x00000000014da579 in internal_error_loc (file=0x15b7db0
"/data/vries/gdb/src/gdb/dwarf2/read.c", line=5339, 
    fmt=0x15b70b0 "%s: Assertion `%s' failed.") at
/data/vries/gdb/src/gdbsupport/errors.cc:57
#6  0x0000000000731244 in queue_comp_unit (per_cu=0x7fffbc002ff0,
per_objfile=0x2de3b50, 
    pretend_language=language_ada) at
/data/vries/gdb/src/gdb/dwarf2/read.c:5339
#7  0x000000000073137f in maybe_queue_comp_unit (dependent_cu=0x2dea640,
per_cu=0x7fffbc002ff0, 
    per_objfile=0x2de3b50, pretend_language=language_ada) at
/data/vries/gdb/src/gdb/dwarf2/read.c:5398
#8  0x000000000075682d in follow_die_offset (sect_off=(unknown: 0x186),
offset_in_dwz=0, ref_cu=0x7fffffffc0d0)
    at /data/vries/gdb/src/gdb/dwarf2/read.c:20347
#9  0x0000000000756b7d in dwarf2_fetch_die_loc_sect_off(sect_offset,
dwarf2_per_cu_data*, dwarf2_per_objfile*, gdb::function_view<unsigned long ()>,
bool) (sect_off=(unknown: 0x186), per_cu=0x7fffbc002e60, per_objfile=0x2de3b50, 
    get_frame_pc=..., resolve_abstract_p=false) at
/data/vries/gdb/src/gdb/dwarf2/read.c:20427
#10 0x0000000000757000 in dwarf2_fetch_die_loc_cu_off(cu_offset,
dwarf2_per_cu_data*, dwarf2_per_objfile*, gdb::function_view<unsigned long ()>)
(offset_in_cu=(unknown: 0xab), per_cu=0x7fffbc002e60, per_objfile=0x2de3b50, 
    get_frame_pc=...) at /data/vries/gdb/src/gdb/dwarf2/read.c:20515
#11 0x00000000006d37dc in dwarf_expr_context::dwarf_call (this=0x7fffffffc600,
die_cu_off=(unknown: 0xab))
    at /data/vries/gdb/src/gdb/dwarf2/expr.c:830
#12 0x00000000006d6c06 in dwarf_expr_context::execute_stack_op
(this=0x7fffffffc600, 
    op_ptr=0x7fffd401a682 "#\a\t\374\032\002\031\b\253", op_end=0x7fffd401a687
"\002\031\b\253")
    at /data/vries/gdb/src/gdb/dwarf2/expr.c:2220
#13 0x00000000006d49a2 in dwarf_expr_context::eval (this=0x7fffffffc600,
addr=0x7fffd401a67a "\227\224\001\231\253", 
    len=13) at /data/vries/gdb/src/gdb/dwarf2/expr.c:1248
#14 0x00000000006d440f in dwarf_expr_context::evaluate (this=0x7fffffffc600, 
    addr=0x7fffd401a67a "\227\224\001\231\253", len=13, as_lval=true,
per_cu=0x7fffbc002e60, frame=..., 
    addr_info=0x7fffffffc9f0, type=0x0, subobj_type=0x0, subobj_offset=0)
    at /data/vries/gdb/src/gdb/dwarf2/expr.c:1088
#15 0x000000000070714b in dwarf2_locexpr_baton_eval (dlbaton=0x2e0e4e8,
frame=..., addr_stack=0x7fffffffc9f0, 
    valp=0x7fffffffc900, push_values=..., is_reference=0x7fffffffc77f) at
/data/vries/gdb/src/gdb/dwarf2/loc.c:1609
#16 0x000000000070745d in dwarf2_evaluate_property (prop=0x2e0e528,
initial_frame=..., addr_stack=0x7fffffffc9f0, 
    value=0x7fffffffc900, push_values=...) at
/data/vries/gdb/src/gdb/dwarf2/loc.c:1673
#17 0x00000000007f233d in resolve_dynamic_type_internal (type=0x2e0e460,
addr_stack=0x7fffffffc9f0, frame=..., 
    top_level=true) at /data/vries/gdb/src/gdb/gdbtypes.c:2779
#18 0x00000000007f27f2 in resolve_dynamic_type (type=0x2e0e460, valaddr=...,
addr=140737488345440, 
    in_frame=0x7fffffffcb00) at /data/vries/gdb/src/gdb/gdbtypes.c:2892
#19 0x0000000000d3a53e in value_from_contents_and_address (type=0x2e0e460,
valaddr=0x0, address=140737488345440, 
    frame=...) at /data/vries/gdb/src/gdb/value.c:3608
#20 0x0000000000d1d8dc in get_value_at (type=0x2e0e460, addr=140737488345440,
frame=..., lazy=0)
    at /data/vries/gdb/src/gdb/valops.c:996
#21 0x0000000000d1d933 in value_at (type=0x2e0e460, addr=140737488345440) at
/data/vries/gdb/src/gdb/valops.c:1022
#22 0x0000000000d1d98b in value_at_non_lval (type=0x2e0e460,
addr=140737488345440)
    at /data/vries/gdb/src/gdb/valops.c:1030
#23 0x00000000004c08ff in amd64_return_value (gdbarch=0x37d0d80,
function=0x3842340, type=0x2e0e460, 
    regcache=0x37d29f0, read_value=0x7fffffffcc90, writebuf=0x0) at
/data/vries/gdb/src/gdb/amd64-tdep.c:792
#24 0x00000000004e2b9f in gdbarch_return_value_as_value (gdbarch=0x37d0d80,
function=0x3842340, valtype=0x2e0e460, 
    regcache=0x37d29f0, read_value=0x7fffffffcc90, writebuf=0x0) at
/data/vries/gdb/src/gdb/gdbarch.c:2648
#25 0x0000000000871280 in get_return_value (func_symbol=0x2e0e800,
function=0x3842340)
    at /data/vries/gdb/src/gdb/infcmd.c:1472
#26 0x0000000000871755 in finish_command_fsm::should_stop (this=0x3855180,
tp=0x2dd0a90)
    at /data/vries/gdb/src/gdb/infcmd.c:1609
#27 0x0000000000888b31 in fetch_inferior_event () at
/data/vries/gdb/src/gdb/infrun.c:4708
#28 0x00000000008655bc in inferior_event_handler (event_type=INF_REG_EVENT) at
/data/vries/gdb/src/gdb/inf-loop.c:41
#29 0x00000000008d8170 in handle_target_event (error=0, client_data=0x0) at
/data/vries/gdb/src/gdb/linux-nat.c:4434
#30 0x00000000014db462 in handle_file_event (file_ptr=0x2dabc10, ready_mask=1)
    at /data/vries/gdb/src/gdbsupport/event-loop.cc:551
#31 0x00000000014dba05 in gdb_wait_for_event (block=0) at
/data/vries/gdb/src/gdbsupport/event-loop.cc:672
#32 0x00000000014da8da in gdb_do_one_event (mstimeout=-1) at
/data/vries/gdb/src/gdbsupport/event-loop.cc:216
#33 0x0000000000c70427 in wait_sync_command_done () at
/data/vries/gdb/src/gdb/top.c:421
#34 0x0000000000c704c2 in maybe_wait_sync_command_done (was_sync=0) at
/data/vries/gdb/src/gdb/top.c:438
#35 0x0000000000c70af3 in execute_command (p=0x7fffffffd496 "", from_tty=0) at
/data/vries/gdb/src/gdb/top.c:571
#36 0x000000000079c491 in command_handler (command=0x7fffffffd490 "finish")
    at /data/vries/gdb/src/gdb/event-top.c:579
#37 0x0000000000c701da in read_command_file (stream=0x2ddfbb0) at
/data/vries/gdb/src/gdb/top.c:336
#38 0x0000000000613f8f in script_from_file (stream=0x2ddfbb0, 
    file=0x7fffffffe187 "outputs/gdb.ada/finish-var-size/gdb.in.1") at
/data/vries/gdb/src/gdb/cli/cli-script.c:1643
#39 0x00000000005f79d3 in source_script_from_stream (stream=0x2ddfbb0, 
    file=0x7fffffffe187 "outputs/gdb.ada/finish-var-size/gdb.in.1", 
    file_to_open=0x2a907f0 "outputs/gdb.ada/finish-var-size/gdb.in.1") at
/data/vries/gdb/src/gdb/cli/cli-cmds.c:728
#40 0x00000000005f7b2d in source_script_with_search (file=0x7fffffffe187
"outputs/gdb.ada/finish-var-size/gdb.in.1", 
    from_tty=0, search_path=0) at /data/vries/gdb/src/gdb/cli/cli-cmds.c:773
#41 0x00000000005f7ba9 in source_script (file=0x7fffffffe187
"outputs/gdb.ada/finish-var-size/gdb.in.1", from_tty=0)
    at /data/vries/gdb/src/gdb/cli/cli-cmds.c:782
#42 0x00000000009224e8 in catch_command_errors (command=0x5f7b84
<source_script(char const*, int)>, 
    arg=0x7fffffffe187 "outputs/gdb.ada/finish-var-size/gdb.in.1", from_tty=0,
do_bp_actions=false)
    at /data/vries/gdb/src/gdb/main.c:506
#43 0x00000000009226b7 in execute_cmdargs (cmdarg_vec=0x7fffffffd8d0,
file_type=CMDARG_FILE, 
    cmd_type=CMDARG_COMMAND, ret=0x7fffffffd8ac) at
/data/vries/gdb/src/gdb/main.c:602
#44 0x0000000000923ab6 in captured_main_1 (context=0x7fffffffdb30) at
/data/vries/gdb/src/gdb/main.c:1302
#45 0x0000000000923cdc in captured_main (data=0x7fffffffdb30) at
/data/vries/gdb/src/gdb/main.c:1327
#46 0x0000000000923d7b in gdb_main (args=0x7fffffffdb30) at
/data/vries/gdb/src/gdb/main.c:1356
#47 0x000000000041a363 in main (argc=7, argv=0x7fffffffdc48) at
/data/vries/gdb/src/gdb/gdb.c:38
(gdb) 
...

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2024-05-21 10:30 [Bug symtab/31772] New: [gdb/symtab] read.c:5339: internal-error: queue_comp_unit: Assertion `per_objfile->queue.has_value ()' failed vries at gcc dot gnu.org
2024-05-21 10:33 ` [Bug symtab/31772] " vries at gcc dot gnu.org

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