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bug#28308: Build failure on FreeBSD/aarch64
From: |
Eli Zaretskii |
Subject: |
bug#28308: Build failure on FreeBSD/aarch64 |
Date: |
Sat, 09 Sep 2017 10:07:12 +0300 |
> From: Gergely Czuczy <gergely.czuczy@harmless.hu>
> Date: Sat, 9 Sep 2017 07:01:20 +0200
> Cc: 28308@debbugs.gnu.org
>
> Process 69906 stopped
> * thread #1, name = 'bootstrap-emacs', stop reason = signal SIGSEGV:
> invalid address (fault address: 0x41aef578)
> frame #0: 0x0000000000228460
> bootstrap-emacs`xnrealloc(pa=0x0000000000000000, nitems=0,
> item_size=1101985151) at alloc.c:939
> 936 {
> 937 eassert (0 <= nitems && 0 < item_size);
> 938 ptrdiff_t nbytes;
> -> 939 if (INT_MULTIPLY_WRAPV (nitems, item_size, &nbytes) ||
> SIZE_MAX < nbytes)
> 940 memory_full (SIZE_MAX);
> 941 return xrealloc (pa, nbytes);
> 942 }
> (lldb) bt
> * thread #1, name = 'bootstrap-emacs', stop reason = signal SIGSEGV:
> invalid address (fault address: 0x41aef578)
> * frame #0: 0x0000000000228460
> bootstrap-emacs`xnrealloc(pa=0x0000000000000000, nitems=0,
> item_size=1101985151) at alloc.c:939
> frame #1: 0x0000000000228204
> bootstrap-emacs`xnrealloc(pa=0x000000000019ae38, nitems=42949672960,
> item_size=281474976703896) at alloc.c:939
> frame #2: 0x000000000022e208
> bootstrap-emacs`xpalloc(pa=0x0000000000000000,
> nitems=0x0000000041aef57f, nitems_incr_min=1683000,
> nitems_max=42949672960, item_size=281474976703896) at alloc.c:0
> frame #3: 0x0000000000168214
> bootstrap-emacs`delete_tty(terminal=0xbc7603df25a071f3) at term.c:4463
> frame #4: 0x0000000000040190 bootstrap-emacs`__start + 376
> frame #5: 0x0000000040390018 ld-elf.so.1`.rtld_start at rtld_start.S:41
> (lldb)
I don't understand how come xpalloc got called in this context.
delete_tty on line 4463 of term,c calls delete_terminal, which only
calls xfree. It doesn't allocate any memory (of course), let alone
with semi-bogus arguments as shown in this backtrace.
What am I missing?
- bug#28308: Build failure on FreeBSD/aarch64, npostavs, 2017/09/01
- bug#28308: Build failure on FreeBSD/aarch64, Gergely Czuczy, 2017/09/04
- bug#28308: Build failure on FreeBSD/aarch64, npostavs, 2017/09/08
- bug#28308: Build failure on FreeBSD/aarch64, Gergely Czuczy, 2017/09/09
- bug#28308: Build failure on FreeBSD/aarch64,
Eli Zaretskii <=
- bug#28308: Build failure on FreeBSD/aarch64, npostavs, 2017/09/11
- bug#28308: Build failure on FreeBSD/aarch64, Gergely Czuczy, 2017/09/11
- bug#28308: Build failure on FreeBSD/aarch64, Eli Zaretskii, 2017/09/11
- bug#28308: Build failure on FreeBSD/aarch64, Gergely Czuczy, 2017/09/11
- bug#28308: Build failure on FreeBSD/aarch64, Eli Zaretskii, 2017/09/11
- bug#28308: Build failure on FreeBSD/aarch64, Gergely Czuczy, 2017/09/11
- bug#28308: Build failure on FreeBSD/aarch64, Eli Zaretskii, 2017/09/11
- bug#28308: Build failure on FreeBSD/aarch64, Gergely Czuczy, 2017/09/11
- bug#28308: Build failure on FreeBSD/aarch64, Gergely Czuczy, 2017/09/11
- bug#28308: Build failure on FreeBSD/aarch64, npostavs, 2017/09/12