bug#24811: 26.0.50; backtrace

[Mark Oteiza]

>From -Q:

1. M-x eww RET https://marmalade-repo.org RET

The certificate is signed by Comodo, which is an untrusted CA on my
system.  At this point, NSM pops up asking how I want to proceed.

2. Wait for a while. A minute here is sufficient.
3. Hit s to allow the cert for the session only.

Emacs has now crashed:

#0  0x00007f8dc27ba04f in raise () at /usr/lib/libc.so.6
#1  0x00007f8dc27bb47a in abort () at /usr/lib/libc.so.6
#2  0x00007f8dc27f7c50 in __libc_message () at /usr/lib/libc.so.6
#3  0x00007f8dc287ff17 in __fortify_fail () at /usr/lib/libc.so.6
#4  0x00007f8dc287e050 in __readonly_area () at /usr/lib/libc.so.6
#5  0x00007f8dc287fe8a in  () at /usr/lib/libc.so.6
#6  0x0000000000595a43 in fd_ISSET (set=0xbfa8e0 <connect_wait_mask>, fd=-1)
    at sysselect.h:72
#7  0x0000000000595a43 in finish_after_tls_connection (proc=proc@entry=65073861)
    at process.c:3102
#8  0x000000000059dcae in wait_reading_process_output 
(time_limit=time_limit@entry=30, nsecs=nsecs@entry=0, read_kbd=-1, 
do_display=do_display@entry=true, wait_for_cell=wait_for_cell@entry=0, 
wait_proc=wait_proc@entry=0x0, just_wait_proc=0) at process.c:4906
#9  0x000000000041f353 in sit_for (timeout=<optimized out>, 
reading=reading@entry=true, display_option=display_option@entry=1) at 
dispnew.c:5763
#10 0x00000000004f4311 in read_char (commandflag=commandflag@entry=1, 
map=map@entry=69924195, prev_event=0, 
used_mouse_menu=used_mouse_menu@entry=0x7ffcfb4d542b, 
end_time=end_time@entry=0x0) at keyboard.c:2725
#11 0x00000000004f47ff in read_key_sequence 
(keybuf=keybuf@entry=0x7ffcfb4d5500, prompt=prompt@entry=0, 
dont_downcase_last=dont_downcase_last@entry=false, 
can_return_switch_frame=can_return_switch_frame@entry=true, 
fix_current_buffer=fix_current_buffer@entry=true, 
prevent_redisplay=prevent_redisplay@entry=false, bufsize=30) at keyboard.c:9130
#12 0x00000000004f63be in command_loop_1 () at keyboard.c:1376
#13 0x0000000000559352 in internal_condition_case (bfun=bfun@entry=0x4f61b0 
<command_loop_1>, handlers=handlers@entry=19440, hfun=hfun@entry=0x4ed170 
<cmd_error>)
    at eval.c:1314
#14 0x00000000004e7a7c in command_loop_2 (ignore=ignore@entry=0) at 
keyboard.c:1118
#15 0x00000000005592f3 in internal_catch (tag=tag@entry=46752, 
func=func@entry=0x4e7a60 <command_loop_2>, arg=arg@entry=0) at eval.c:1080
#16 0x00000000004e7a39 in command_loop () at keyboard.c:1097
#17 0x00000000004ecd77 in recursive_edit_1 () at keyboard.c:703
#18 0x00000000004ed0b8 in Frecursive_edit () at keyboard.c:774
#19 0x000000000041538b in main (argc=<optimized out>, argv=0x7ffcfb4d5898)
    at emacs.c:1659



In GNU Emacs 26.0.50.1 (x86_64-unknown-linux-gnu, X toolkit, Xaw scroll bars)
 of 2016-10-27 built on logos
Repository revision: e2fd20683ad6c771912958058985c9696a1fc063

Configured using:
 'configure --prefix=/usr --sysconfdir=/etc --libexecdir=/usr/lib
 --localstatedir=/var --without-gconf --with-modules
 --with-x-toolkit=lucid 'CFLAGS=-march=x86-64 -mtune=generic -O2 -pipe
 -fstack-protector-strong --param=ssp-buffer-size=4 -g
 -fvar-tracking-assignments -g -fvar-tracking-assignments'
 CPPFLAGS=-D_FORTIFY_SOURCE=2
 LDFLAGS=-Wl,-O1,--sort-common,--as-needed,-z,relro'

Configured features:
XPM JPEG TIFF GIF PNG RSVG IMAGEMAGICK SOUND GPM DBUS GSETTINGS NOTIFY
ACL GNUTLS LIBXML2 FREETYPE M17N_FLT LIBOTF XFT ZLIB TOOLKIT_SCROLL_BARS
LUCID X11 MODULES LIBSYSTEMD

Important settings:
  value of $LC_COLLATE: C
  value of $LANG: en_US.UTF-8
  locale-coding-system: utf-8-unix