Reading symbols from /usr/bin/epiphany...Reading symbols from /usr/lib/debug/.build-id/5b/20f922f64647201ef4f0cc5ad6d83a6bd80e9b.debug...done.
done.
(gdb) run
Starting program: /usr/bin/epiphany 
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7fffe0d9b700 (LWP 22307)]
[New Thread 0x7fffdfff2700 (LWP 22308)]
[New Thread 0x7fffdf7f1700 (LWP 22309)]
[New Thread 0x7fffdeff0700 (LWP 22310)]
[New Thread 0x7fff8def3700 (LWP 22311)]
[New Thread 0x7fff8d6f2700 (LWP 22312)]
[New Thread 0x7fff8cef1700 (LWP 22313)]
[New Thread 0x7fff7ffff700 (LWP 22314)]
[New Thread 0x7fff7f7fe700 (LWP 22317)]
[New Thread 0x7fff7effd700 (LWP 22318)]
[New Thread 0x7fff7e7fc700 (LWP 22319)]
[New Thread 0x7fff7dffb700 (LWP 22320)]
[New Thread 0x7fff67fff700 (LWP 22328)]
[New Thread 0x7fff66585700 (LWP 22332)]
[New Thread 0x7fff65d84700 (LWP 22341)]
[New Thread 0x7fff65583700 (LWP 22342)]
[New Thread 0x7fff64d82700 (LWP 22352)]
[New Thread 0x7fff4ffff700 (LWP 22356)]
[New Thread 0x7fff4f7fe700 (LWP 22360)]
[New Thread 0x7fff4effd700 (LWP 22370)]
[New Thread 0x7fff4e7fc700 (LWP 22377)]
[New Thread 0x7fff4dffb700 (LWP 22384)]
[New Thread 0x7fff4d7fa700 (LWP 22391)]
[New Thread 0x7fff4cff9700 (LWP 22398)]
[New Thread 0x7fff2ffff700 (LWP 22405)]
[New Thread 0x7fff2f7fe700 (LWP 22416)]
[New Thread 0x7fff2effd700 (LWP 22419)]
[New Thread 0x7fff2e7fc700 (LWP 22432)]
[New Thread 0x7fff2dffb700 (LWP 22433)]
1   0x7ffff4788537 /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18(WTFCrash+0x17) [0x7ffff4788537]
2   0x7ffff4f44191 /usr/lib/x86_64-linux-gnu/libwebkit2gtk-4.0.so.37(+0x573191) [0x7ffff4f44191]
3   0x7ffff4f74fa6 /usr/lib/x86_64-linux-gnu/libwebkit2gtk-4.0.so.37(+0x5a3fa6) [0x7ffff4f74fa6]
4   0x7ffff5170a65 /usr/lib/x86_64-linux-gnu/libwebkit2gtk-4.0.so.37(webkit_web_view_restore_session_state+0x175) [0x7ffff5170a65]
5   0x5555555b6a22 /usr/bin/epiphany(+0x62a22) [0x5555555b6a22]
6   0x7ffff09f6343 /lib/x86_64-linux-gnu/libglib-2.0.so.0(+0x4b343) [0x7ffff09f6343]
7   0x7ffff09f58ca /lib/x86_64-linux-gnu/libglib-2.0.so.0(g_main_context_dispatch+0x15a) [0x7ffff09f58ca]
8   0x7ffff09f5c80 /lib/x86_64-linux-gnu/libglib-2.0.so.0(+0x4ac80) [0x7ffff09f5c80]
9   0x7ffff09f5d2c /lib/x86_64-linux-gnu/libglib-2.0.so.0(g_main_context_iteration+0x2c) [0x7ffff09f5d2c]
10  0x7ffff0fb229d /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0(g_application_run+0x20d) [0x7ffff0fb229d]
11  0x5555555872f4 /usr/bin/epiphany(main+0x394) [0x5555555872f4]
12  0x7fffefde52b1 /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf1) [0x7fffefde52b1]
13  0x55555558789a /usr/bin/epiphany(_start+0x2a) [0x55555558789a]
[Thread 0x7fff67fff700 (LWP 22328) exited]

Thread 1 "epiphany" received signal SIGSEGV, Segmentation fault.
0x00007ffff478853c in WTFCrash () at ./Source/WTF/wtf/Assertions.cpp:323
323	./Source/WTF/wtf/Assertions.cpp: Datei oder Verzeichnis nicht gefunden.
(gdb) bt full
#0  0x00007ffff478853c in WTFCrash() () at ./Source/WTF/wtf/Assertions.cpp:323
#1  0x00007ffff4f44191 in WTF::CrashOnOverflow::crash() () at ./Source/WTF/wtf/CheckedArithmetic.h:85
#2  0x00007ffff4f44191 in WTF::CrashOnOverflow::overflowed() () at ./Source/WTF/wtf/CheckedArithmetic.h:78
#3  0x00007ffff4f44191 in WTF::Vector<WTF::RefPtr<WebKit::WebBackForwardListItem>, 0ul, WTF::CrashOnOverflow, 16ul>::at(unsigned long) const (i=<optimized out>, this=<optimized out>) at ./Source/WTF/wtf/Vector.h:661
#4  0x00007ffff4f44191 in WTF::Vector<WTF::RefPtr<WebKit::WebBackForwardListItem>, 0ul, WTF::CrashOnOverflow, 16ul>::operator[](unsigned long) const (i=<optimized out>, this=<optimized out>) at ./Source/WTF/wtf/Vector.h:676
#5  0x00007ffff4f44191 in WebKit::WebBackForwardList::backItem() const (this=<optimized out>)
    at ./Source/WebKit2/UIProcess/WebBackForwardList.cpp:222
#6  0x00007ffff4f74fa6 in WebKit::WebPageProxy::restoreFromSessionState(WebKit::SessionState, bool) (this=0x7fff66ccd000, sessionState=..., navigate=navigate@entry=false) at ./Source/WebKit2/UIProcess/WebPageProxy.cpp:2442
        transaction = {m_webPageProxy = {static isRefPtr = <optimized out>, m_ptr = 0x7fff66ccd000}, m_pageLoadState = 0x7fff66ccd530}
#7  0x00007ffff5170a65 in webkit_web_view_restore_session_state(WebKitWebView*, WebKitWebViewSessionState*) (webView=0x555557133000 [EphyWebView], state=state@entry=0x7fff66d8a8a0) at ./Source/WebKit2/UIProcess/API/gtk/WebKitWebView.cpp:3791
        __PRETTY_FUNCTION__ = "void webkit_web_view_restore_session_state(WebKitWebView*, WebKitWebViewSessionState*)"
#8  0x00005555555b6a22 in load_delayed_request_if_mapped (user_data=<error reading variable: value has been optimized out>) at ephy-embed.c:650
        web_view = 0x555557133000 [EphyWebView]
        item = <optimized out>
#9  0x00007ffff09f6343 in g_timeout_dispatch (source=0x555557317ab0, callback=<optimized out>, user_data=<optimized out>) at ././glib/gmain.c:4715
        timeout_source = 0x555557317ab0
        again = <optimized out>
#10 0x00007ffff09f58ca in g_main_dispatch (context=0x555555850e30) at ././glib/gmain.c:3234
        dispatch = 0x7ffff09f6330 <g_timeout_dispatch>
        prev_source = 0x0
        was_in_call = 0
        user_data = 0x5555571c4360
        callback = 0x5555555b69a0 <load_delayed_request_if_mapped>
        cb_funcs = <optimized out>
        cb_data = 0x555557087e60
        need_destroy = <optimized out>
        source = 0x555557317ab0
        current = 0x5555558e4db0
        i = 1
#11 0x00007ffff09f58ca in g_main_context_dispatch (context=context@entry=0x555555850e30) at ././glib/gmain.c:3899
---Type <return> to continue, or q <return> to quit---
#12 0x00007ffff09f5c80 in g_main_context_iterate (context=context@entry=0x555555850e30, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3972
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = 5
        allocated_nfds = 6
        fds = <optimized out>
#13 0x00007ffff09f5d2c in g_main_context_iteration (context=context@entry=0x555555850e30, may_block=may_block@entry=1) at ././glib/gmain.c:4033
        retval = <optimized out>
#14 0x00007ffff0fb229d in g_application_run (application=0x5555558d0240 [EphyShell], argc=1, argv=0x7fffffffdfb8) at ././gio/gapplication.c:2381
        arguments = 0x5555558ce9c0
        status = 0
        context = 0x555555850e30
        acquired_context = <optimized out>
        __func__ = "g_application_run"
#15 0x00005555555872f4 in main (argc=<optimized out>, argv=<optimized out>) at ephy-main.c:495
        option_context = <optimized out>
        option_group = <optimized out>
        error = 0x0
        user_time = <optimized out>
        arbitrary_url = <optimized out>
        ctx = <optimized out>
        startup_flags = <optimized out>
        mode = <optimized out>
        ephy_shell = 0x5555558d0240 [EphyShell]
        status = <optimized out>
        flags = <optimized out>
        desktop_info = <optimized out>