From: Eli Zaretskii <eliz@gnu.org>
To: Gergely Czuczy <gergely.czuczy@harmless.hu>
Cc: 28308@debbugs.gnu.org, npostavs@users.sourceforge.net
Subject: bug#28308: Build failure on FreeBSD/aarch64
Date: Sat, 09 Sep 2017 10:07:12 +0300 [thread overview]
Message-ID: <83y3powdsv.fsf@gnu.org> (raw)
In-Reply-To: <2fbe77fe-1258-cef2-32e2-f741da514151@harmless.hu> (message from Gergely Czuczy on Sat, 9 Sep 2017 07:01:20 +0200)
> 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?
next prev parent reply other threads:[~2017-09-09 7:07 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-31 16:34 bug#28308: Build failure on FreeBSD/aarch64 Gergely Czuczy
2017-08-31 16:47 ` Glenn Morris
2017-08-31 17:02 ` Gergely Czuczy
2017-09-02 3:13 ` npostavs
2017-09-04 12:32 ` Gergely Czuczy
2017-09-08 23:52 ` npostavs
2017-09-09 5:01 ` Gergely Czuczy
2017-09-09 7:07 ` Eli Zaretskii [this message]
2017-09-11 6:07 ` npostavs
2017-09-11 7:26 ` Gergely Czuczy
2017-09-11 14:45 ` Eli Zaretskii
2017-09-11 15:10 ` Gergely Czuczy
2017-09-11 15:31 ` Eli Zaretskii
2017-09-11 17:12 ` Gergely Czuczy
2017-09-11 17:17 ` Eli Zaretskii
2017-09-11 19:57 ` Gergely Czuczy
2017-09-11 20:33 ` Gergely Czuczy
2017-09-12 5:22 ` npostavs
2017-09-12 5:57 ` Gergely Czuczy
2017-09-12 14:59 ` Eli Zaretskii
2017-09-12 15:13 ` Gergely Czuczy
2017-09-20 5:51 ` Gergely Czuczy
2017-09-20 19:29 ` Noam Postavsky
2017-10-19 23:39 ` Noam Postavsky
2017-10-20 7:07 ` Eli Zaretskii
2017-10-24 18:43 ` Noam Postavsky
2017-10-31 17:31 ` Noam Postavsky
2017-10-31 20:21 ` Eli Zaretskii
2017-11-01 16:14 ` Gergely Czuczy
2017-11-01 16:51 ` Noam Postavsky
2017-11-01 18:27 ` Gergely Czuczy
2017-11-01 18:52 ` Noam Postavsky
2017-11-02 21:03 ` Gergely Czuczy
2017-11-04 23:14 ` Noam Postavsky
2017-11-05 18:10 ` Gergely Czuczy
2017-11-06 23:14 ` Noam Postavsky
2017-09-14 0:51 ` Paul Eggert
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