SIGILL with CEF 3.3440

[jiri-janousek]

• Cefium, debug build, GTK+ 3, symbol level 1:

Thread 1 "Cefium" received signal SIGILL, Illegal instruction.
0x00007fffee5aacb2 in ?? () from /app/lib/cef/libcef.so
(gdb) bt
#0  0x00007fffee5aacb2 in  () at /app/lib/cef/libcef.so
#1  0x00007fffee5a1b69 in cef_visit_web_plugin_info () at /app/lib/cef/libcef.so
#2  0x00007fffee5a1a0c in cef_visit_web_plugin_info () at /app/lib/cef/libcef.so
#3  0x00007ffff7dcb6e9 in cef_gtk_init (flags=flags@entry=0x7d7670 [CefGtkInitFlags], scale_factor=1, widevine_plugin_dir=widevine_plugin_dir@entry=0x7ffff7baa493 "/app/lib/cef", enable_flash_plugin=<optimized out>, user_agent=user_agent@entry=0x0, product_version=product_version@entry=0x0, proxy_type=proxy_type@entry=CEF_GTK_PROXY_TYPE_SYSTEM, proxy_server=0x0, proxy_port=0) at init.c:688
#4  0x0000000000404681 in cefium_main (argv=<optimized out>, argv_length1=<optimized out>) at Cefium.c:239
#5  0x0000003130820291 in __libc_start_main (main=0x404270 <main>, argc=1, argv=0x7fffffffdb18, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffffffdb08) at /usr/src/debug/glibc/2.24-r0/git/csu/libc-start.c:289
#6  0x00000000004042aa in _start () at ../sysdeps/x86_64/start.S:120

• Cefium, debug build, GTK+ 3, symbol level 2: TODO
• cefsimple, debug build, GTK+ 2, symbol level 2, build on Ubuntu artful:

cefsimple/Debug$ gdb --args ./cefsimple 
GNU gdb (Ubuntu 8.1-0ubuntu3) 8.1.0.20180409-git
Reading symbols from ./cefsimple...done.
(gdb) run
Starting program: /home/fenryxo/dev/tmp/cef/cef_binary_3.3440.1799.gd3fddf6_linux64/build/tests/cefsimple/Debug/cefsimple 
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".

Program received signal SIGILL, Illegal instruction.
CefCToCppRefCounted<CefAppCToCpp, CefApp, _cef_app_t>::AddRef (this=0x555555913c20) at ../../cef/libcef_dll/ctocpp/ctocpp_ref_counted.h:33
33	../../cef/libcef_dll/ctocpp/ctocpp_ref_counted.h: No such file or directory.
(gdb) bt
#0  0x00007fffefe24722 in CefCToCppRefCounted<CefAppCToCpp, CefApp, _cef_app_t>::AddRef() const (this=0x555555913c20) at ../../cef/libcef_dll/ctocpp/ctocpp_ref_counted.h:33
#1  0x00007fffefe1b5e9 in scoped_refptr<CefApp>::AddRef(CefApp*) (ptr=0x555555913c20) at ../../base/memory/scoped_refptr.h:274
#2  0x00007fffefe1b5e9 in scoped_refptr<CefApp>::scoped_refptr(CefApp*) (p=0x555555913c20, this=<optimised out>) at ../../base/memory/scoped_refptr.h:176
#3  0x00007fffefe1b5e9 in CefCToCppRefCounted<CefAppCToCpp, CefApp, _cef_app_t>::Wrap(_cef_app_t*) (s=0x555555913bb0) at ../../cef/libcef_dll/ctocpp/ctocpp_ref_counted.h:125
#4  0x00007fffefe1b774 in cef_initialize(_cef_main_args_t const*, _cef_settings_t const*, _cef_app_t*, void*) (args=<optimised out>, settings=<optimised out>, application=0x555555913bb0, windows_sandbox_info=0x0) at ../../cef/libcef_dll/libcef_dll.cc:229
#5  0x00005555555b68bc in CefInitialize(CefMainArgs const&, CefStructBase<CefSettingsTraits> const&, scoped_refptr<CefApp>, void*) (args=..., settings=..., application=..., windows_sandbox_info=0x0)
    at /home/fenryxo/dev/tmp/cef/cef_binary_3.3440.1799.gd3fddf6_linux64/libcef_dll/wrapper/libcef_dll_wrapper.cc:221
#6  0x000055555558561b in main(int, char**) (argc=1, argv=0x7fffffffdcd8) at /home/fenryxo/dev/tmp/cef/cef_binary_3.3440.1799.gd3fddf6_linux64/tests/cefsimple/cefsimple_linux.cc:58

[jiri-janousek]

Added backtrace for cefsimple, debug build, GTK+ 2, symbol level 2, build on Ubuntu artful.

[jiri-janousek]

Probably fixed upstream: https://bitbucket.org/chromiumembedded/cef/issues/2472/linux-fix-issues-with-cfi-checks

[jiri-janousek]

Indeed, fixed upstream 🎉