Subject: Re: bug#42832: 28.0.50; "Bus error" when compiling Emacs now on Debian bullseye

From: Lars Ingebrigtsen <[email-masked]>
Date: Wed, 12 Aug 2020 20:30:48 +0200

I got a core dump, and gdb says it starts with:

#0  raise (sig=<optimized out>) at ../sysdeps/unix/sysv/linux/raise.c:50
#1  0x0000564c625c0ad5 in terminate_due_to_signal
    (sig=sig@entry=7, backtrace_limit=backtrace_limit@entry=40) at emacs.c:408
#2  0x0000564c625c0f6b in handle_fatal_signal (sig=sig@entry=7)
    at sysdep.c:1782
#3  0x0000564c626bbd9d in deliver_thread_signal
    (sig=7, handler=0x564c625c0f60 <handle_fatal_signal>) at sysdep.c:1756
#4  0x0000564c626bbe89 in deliver_fatal_thread_signal (sig=<optimized out>)
    at sysdep.c:1794
#5  0x00007f13103bc140 in <signal handler called> ()
    at /lib/x86_64-linux-gnu/libpthread.so.0
#6  vector_marked_p (v=0xc000000018000000) at alloc.c:3859
#7  mark_object (arg=<optimized out>) at alloc.c:6607
#8  0x0000564c626ffd7e in mark_vectorlike (header=0x564c63246f10)
    at alloc.c:6280
#9  0x0000564c626ffd7e in mark_vectorlike (header=header@entry=0x7f130c63a1a8)
    at alloc.c:6280
#10 0x0000564c626ff68c in mark_hash_table (ptr=0x7f130c63a1a8) at alloc.c:6651
#11 mark_object (arg=<optimized out>) at alloc.c:6651
#12 0x0000564c626ffce7 in mark_memory (end=<optimized out>, 
    end@entry=0x7ffc912d7c20, start=<optimized out>) at alloc.c:4842
#13 mark_stack (bottom=<optimized out>, end=end@entry=0x7ffc912b1840 "")
    at alloc.c:5039
#14 0x0000564c62782e61 in mark_one_thread (thread=0x564c62b50460 <main_thread>)
    at thread.c:630
#15 mark_threads_callback (ignore=<optimized out>) at thread.c:661
#16 0x0000564c627006b7 in garbage_collect () at alloc.c:6068
#17 0x0000564c62700f91 in maybe_garbage_collect () at alloc.c:5975
#18 0x0000564c6271d1d5 in maybe_gc () at lisp.h:5053
#19 Ffuncall (nargs=3, args=args@entry=0x7ffc912b1980) at eval.c:2779
#20 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#21 0x0000564c6271d157 in Ffuncall (nargs=2, args=args@entry=0x7ffc912b23c0)
    at eval.c:2809
#22 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#23 0x0000564c6271d157 in Ffuncall (nargs=3, args=args@entry=0x7ffc912b26d0)
    at eval.c:2809
#24 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#25 0x0000564c6271d157 in Ffuncall (nargs=3, args=args@entry=0x7ffc912b2a38)
    at eval.c:2809
#26 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#27 0x0000564c6271d157 in Ffuncall (nargs=2, args=args@entry=0x7ffc912b3450)
    at eval.c:2809
#28 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#29 0x0000564c6271d157 in Ffuncall (nargs=3, args=args@entry=0x7ffc912b3760)
    at eval.c:2809
#30 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#31 0x0000564c6271d157 in Ffuncall (nargs=3, args=args@entry=0x7ffc912b3ac8)
    at eval.c:2809
#32 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#33 0x0000564c6271d157 in Ffuncall (nargs=2, args=args@entry=0x7ffc912b44e0)
    at eval.c:2809
#34 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#35 0x0000564c6271d157 in Ffuncall (nargs=3, args=args@entry=0x7ffc912b47f0)
    at eval.c:2809
#36 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#37 0x0000564c6271d157 in Ffuncall (nargs=3, args=args@entry=0x7ffc912b4b58)
    at eval.c:2809
#38 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#39 0x0000564c6271d157 in Ffuncall (nargs=2, args=args@entry=0x7ffc912b5570)
    at eval.c:2809
#40 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, #maxdepth=<optimized out>,
args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#41 0x0000564c6271d157 in Ffuncall (nargs=3, args=args@entry=0x7ffc912b5880)
    at eval.c:2809
#42 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#43 0x0000564c6271d157 in Ffuncall (nargs=3, args=args@entry=0x7ffc912b5be8)
    at eval.c:2809
#44 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#45 0x0000564c6271d157 in Ffuncall (nargs=2, args=args@entry=0x7ffc912b6600)
    at eval.c:2809
#46 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#47 0x0000564c6271d157 in Ffuncall (nargs=3, args=args@entry=0x7ffc912b6910)
    at eval.c:2809
#48 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#49 0x0000564c6271d157 in Ffuncall (nargs=3, args=args@entry=0x7ffc912b6c78)
    at eval.c:2809
#50 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#51 0x0000564c6271d157 in Ffuncall (nargs=2, args=args@entry=0x7ffc912b7690)
    at eval.c:2809
#52 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#53 0x0000564c6271d157 in Ffuncall (nargs=3, args=args@entry=0x7ffc912b79a0)
    at eval.c:2809
#54 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#55 0x0000564c6271d157 in Ffuncall (nargs=3, args=args@entry=0x7ffc912b7d08)
    at eval.c:2809
#56 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#57 0x0000564c6271d157 in Ffuncall (nargs=2, args=args@entry=0x7ffc912b8720)
    at eval.c:2809
#58 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#59 0x0000564c6271d157 in Ffuncall (nargs=3, args=args@entry=0x7ffc912b8a30)
    at eval.c:2809
#60 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#61 0x0000564c6271d157 in Ffuncall (nargs=3, args=args@entry=0x7ffc912b8d98)
    at eval.c:2809
#62 0x0000564c62757768 in exec_byte_code
    (bytestr=<optimized out>, vector=<optimized out>, maxdepth=<optimized out>, args_template=<optimized out>, nargs=<optimized out>, args=<optimized out>)
    at bytecode.c:632
#63 0x0000564c6271d157 in Ffuncall (nargs=2, args=args@entry=0x7ffc912b97b0)
...

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no