Nautilus does not start anymore

When I run nautilus, I get:

fish: Job 1, 'nautilus' terminated by signal SIGSEGV (Adressbereichsfehler)

I don’t know why.
My system is up to date.
Removing and reinstalling nautilus did not help.

The core dump looks like this:

           PID: 9782 (nautilus)
           UID: 1000 (tamriel)
           GID: 1001 (tamriel)
        Signal: 11 (SEGV)
     Timestamp: Mon 2021-05-24 09:11:29 CEST (2h 32min ago)
  Command Line: nautilus
    Executable: /usr/bin/nautilus
 Control Group: /user.slice/user-1000.slice/session-1.scope
          Unit: session-1.scope
         Slice: user-1000.slice
       Session: 1
     Owner UID: 1000 (tamriel)
       Boot ID: 13e712a94c4d4a3dabaf192a571868dc
    Machine ID: d06948b0c7544ab3a80d50b326da2cd6
      Hostname: tamriel-20bfs0me00
       Storage: /var/lib/systemd/coredump/core.nautilus.1000.13e712a94c4d4a3dabaf192a571868dc.9782.1621840289000000.zst
       Message: Process 9782 (nautilus) of user 1000 dumped core.
                
                Stack trace of thread 9782:
                #0  0x00007f798d9bd1bc g_utf8_validate (libglib-2.0.so.0 + 0x831bc)
                #1  0x00007f798d3ae990 n/a (libgtk-3.so.0 + 0x21d990)
                #2  0x00007f798cd753d4 n/a (libgio-2.0.so.0 + 0xa03d4)
                #3  0x00007f798cd75409 n/a (libgio-2.0.so.0 + 0xa0409)
                #4  0x00007f798d98df30 g_main_context_dispatch (libglib-2.0.so.0 + 0x53f30)
                #5  0x00007f798d9e1b59 n/a (libglib-2.0.so.0 + 0xa7b59)
                #6  0x00007f798d98b781 g_main_context_iteration (libglib-2.0.so.0 + 0x51781)
                #7  0x00007f798cda222e g_application_run (libgio-2.0.so.0 + 0xcd22e)
                #8  0x000055ecb12ee0fa main (nautilus + 0x420fa)
                #9  0x00007f798c793b25 __libc_start_main (libc.so.6 + 0x27b25)
                #10 0x000055ecb12ee14e _start (nautilus + 0x4214e)
                
                Stack trace of thread 9783:
                #0  0x00007f798c86037f __poll (libc.so.6 + 0xf437f)
                #1  0x00007f798d9e1ae8 n/a (libglib-2.0.so.0 + 0xa7ae8)
                #2  0x00007f798d98b781 g_main_context_iteration (libglib-2.0.so.0 + 0x51781)
                #3  0x00007f798d98b7d2 n/a (libglib-2.0.so.0 + 0x517d2)
                #4  0x00007f798d9bc0c1 n/a (libglib-2.0.so.0 + 0x820c1)
                #5  0x00007f798c942299 start_thread (libpthread.so.0 + 0x9299)
                #6  0x00007f798c86b053 __clone (libc.so.6 + 0xff053)
                
                Stack trace of thread 9788:
                #0  0x00007f798c86037f __poll (libc.so.6 + 0xf437f)
                #1  0x00007f798d9e1ae8 n/a (libglib-2.0.so.0 + 0xa7ae8)
                #2  0x00007f798d98b781 g_main_context_iteration (libglib-2.0.so.0 + 0x51781)
                #3  0x00007f7988097ebe n/a (libdconfsettings.so + 0x5ebe)
                #4  0x00007f798d9bc0c1 n/a (libglib-2.0.so.0 + 0x820c1)
                #5  0x00007f798c942299 start_thread (libpthread.so.0 + 0x9299)
                #6  0x00007f798c86b053 __clone (libc.so.6 + 0xff053)
                
                Stack trace of thread 9784:
                #0  0x00007f798c86037f __poll (libc.so.6 + 0xf437f)
                #1  0x00007f798d9e1ae8 n/a (libglib-2.0.so.0 + 0xa7ae8)
                #2  0x00007f798d98d593 g_main_loop_run (libglib-2.0.so.0 + 0x53593)
                #3  0x00007f798cdd7558 n/a (libgio-2.0.so.0 + 0x102558)
                #4  0x00007f798d9bc0c1 n/a (libglib-2.0.so.0 + 0x820c1)
                #5  0x00007f798c942299 start_thread (libpthread.so.0 + 0x9299)
                #6  0x00007f798c86b053 __clone (libc.so.6 + 0xff053)
                
                Stack trace of thread 9789:
                #0  0x00007f798c865a9d syscall (libc.so.6 + 0xf9a9d)
                #1  0x00007f798d9dc06b g_cond_wait_until (libglib-2.0.so.0 + 0xa206b)
                #2  0x00007f798d95d8b3 n/a (libglib-2.0.so.0 + 0x238b3)
                #3  0x00007f798d9beddb n/a (libglib-2.0.so.0 + 0x84ddb)
                #4  0x00007f798d9bc0c1 n/a (libglib-2.0.so.0 + 0x820c1)
                #5  0x00007f798c942299 start_thread (libpthread.so.0 + 0x9299)
                #6  0x00007f798c86b053 __clone (libc.so.6 + 0xff053)
                
                Stack trace of thread 9787:
                #0  0x00007f798c865a9d syscall (libc.so.6 + 0xf9a9d)
                #1  0x00007f798d9dc06b g_cond_wait_until (libglib-2.0.so.0 + 0xa206b)
                #2  0x00007f798d95d8b3 n/a (libglib-2.0.so.0 + 0x238b3)
                #3  0x00007f798d9beddb n/a (libglib-2.0.so.0 + 0x84ddb)
                #4  0x00007f798d9bc0c1 n/a (libglib-2.0.so.0 + 0x820c1)
                #5  0x00007f798c942299 start_thread (libpthread.so.0 + 0x9299)
                #6  0x00007f798c86b053 __clone (libc.so.6 + 0xff053)
                
                Stack trace of thread 9790:
                #0  0x00007f798c865a9d syscall (libc.so.6 + 0xf9a9d)
                #1  0x00007f798d9dc06b g_cond_wait_until (libglib-2.0.so.0 + 0xa206b)
                #2  0x00007f798d95d8b3 n/a (libglib-2.0.so.0 + 0x238b3)
                #3  0x00007f798d9beddb n/a (libglib-2.0.so.0 + 0x84ddb)
                #4  0x00007f798d9bc0c1 n/a (libglib-2.0.so.0 + 0x820c1)
                #5  0x00007f798c942299 start_thread (libpthread.so.0 + 0x9299)
                #6  0x00007f798c86b053 __clone (libc.so.6 + 0xff053)
                
                Stack trace of thread 9797:
                #0  0x00007f798c865a9d syscall (libc.so.6 + 0xf9a9d)
                #1  0x00007f798d9dc06b g_cond_wait_until (libglib-2.0.so.0 + 0xa206b)
                #2  0x00007f798d95d8b3 n/a (libglib-2.0.so.0 + 0x238b3)
                #3  0x00007f798d9beddb n/a (libglib-2.0.so.0 + 0x84ddb)
                #4  0x00007f798d9bc0c1 n/a (libglib-2.0.so.0 + 0x820c1)
                #5  0x00007f798c942299 start_thread (libpthread.so.0 + 0x9299)
                #6  0x00007f798c86b053 __clone (libc.so.6 + 0xff053)
                
                Stack trace of thread 9796:
                #0  0x00007f798c865a9d syscall (libc.so.6 + 0xf9a9d)
                #1  0x00007f798d9dc06b g_cond_wait_until (libglib-2.0.so.0 + 0xa206b)
                #2  0x00007f798d95d8b3 n/a (libglib-2.0.so.0 + 0x238b3)
                #3  0x00007f798d9beddb n/a (libglib-2.0.so.0 + 0x84ddb)
                #4  0x00007f798d9bc0c1 n/a (libglib-2.0.so.0 + 0x820c1)
                #5  0x00007f798c942299 start_thread (libpthread.so.0 + 0x9299)
                #6  0x00007f798c86b053 __clone (libc.so.6 + 0xff053)
                
                Stack trace of thread 9791:
                #0  0x00007f798c865a9d syscall (libc.so.6 + 0xf9a9d)
                #1  0x00007f798d9dc06b g_cond_wait_until (libglib-2.0.so.0 + 0xa206b)
                #2  0x00007f798d95d8b3 n/a (libglib-2.0.so.0 + 0x238b3)
                #3  0x00007f798d9beddb n/a (libglib-2.0.so.0 + 0x84ddb)
                #4  0x00007f798d9bc0c1 n/a (libglib-2.0.so.0 + 0x820c1)
                #5  0x00007f798c942299 start_thread (libpthread.so.0 + 0x9299)
                #6  0x00007f798c86b053 __clone (libc.so.6 + 0xff053)
                
                Stack trace of thread 9795:
                #0  0x00007f798c865a9d syscall (libc.so.6 + 0xf9a9d)
                #1  0x00007f798d9dc06b g_cond_wait_until (libglib-2.0.so.0 + 0xa206b)
                #2  0x00007f798d95d8b3 n/a (libglib-2.0.so.0 + 0x238b3)
                #3  0x00007f798d9beddb n/a (libglib-2.0.so.0 + 0x84ddb)
                #4  0x00007f798d9bc0c1 n/a (libglib-2.0.so.0 + 0x820c1)
                #5  0x00007f798c942299 start_thread (libpthread.so.0 + 0x9299)
                #6  0x00007f798c86b053 __clone (libc.so.6 + 0xff053)
                
                Stack trace of thread 9786:
                #0  0x00007f798c865a9d syscall (libc.so.6 + 0xf9a9d)
                #1  0x00007f798d9dbb81 g_cond_wait (libglib-2.0.so.0 + 0xa1b81)
                #2  0x00007f798d95d8d4 n/a (libglib-2.0.so.0 + 0x238d4)
                #3  0x00007f798d9bec59 n/a (libglib-2.0.so.0 + 0x84c59)
                #4  0x00007f798d9bc0c1 n/a (libglib-2.0.so.0 + 0x820c1)
                #5  0x00007f798c942299 start_thread (libpthread.so.0 + 0x9299)
                #6  0x00007f798c86b053 __clone (libc.so.6 + 0xff053)
                
                Stack trace of thread 9793:
                #0  0x00007f798c865a9d syscall (libc.so.6 + 0xf9a9d)
                #1  0x00007f798d9dc06b g_cond_wait_until (libglib-2.0.so.0 + 0xa206b)
                #2  0x00007f798d95d8b3 n/a (libglib-2.0.so.0 + 0x238b3)
                #3  0x00007f798d9beddb n/a (libglib-2.0.so.0 + 0x84ddb)
                #4  0x00007f798d9bc0c1 n/a (libglib-2.0.so.0 + 0x820c1)
                #5  0x00007f798c942299 start_thread (libpthread.so.0 + 0x9299)
                #6  0x00007f798c86b053 __clone (libc.so.6 + 0xff053)
                
                Stack trace of thread 9794:
                #0  0x00007f798c865a9d syscall (libc.so.6 + 0xf9a9d)
                #1  0x00007f798d9dc06b g_cond_wait_until (libglib-2.0.so.0 + 0xa206b)
                #2  0x00007f798d95d8b3 n/a (libglib-2.0.so.0 + 0x238b3)
                #3  0x00007f798d9beddb n/a (libglib-2.0.so.0 + 0x84ddb)
                #4  0x00007f798d9bc0c1 n/a (libglib-2.0.so.0 + 0x820c1)
                #5  0x00007f798c942299 start_thread (libpthread.so.0 + 0x9299)
                #6  0x00007f798c86b053 __clone (libc.so.6 + 0xff053)
                
                Stack trace of thread 9792:
                #0  0x00007f798c865a9d syscall (libc.so.6 + 0xf9a9d)
                #1  0x00007f798d9dc06b g_cond_wait_until (libglib-2.0.so.0 + 0xa206b)
                #2  0x00007f798d95d8b3 n/a (libglib-2.0.so.0 + 0x238b3)
                #3  0x00007f798d9beddb n/a (libglib-2.0.so.0 + 0x84ddb)
                #4  0x00007f798d9bc0c1 n/a (libglib-2.0.so.0 + 0x820c1)
                #5  0x00007f798c942299 start_thread (libpthread.so.0 + 0x9299)
                #6  0x00007f798c86b053 __clone (libc.so.6 + 0xff053)

More details:

Reading symbols from /usr/bin/nautilus...
(No debugging symbols found in /usr/bin/nautilus)

warning: Can't open file /home/tamriel/.local/share/gvfs-metadata/home-dbdd95f5.log during file-backed mapping note processing

warning: Can't open file /SYSV00000000 (deleted) during file-backed mapping note processing
[New LWP 9782]
[New LWP 9783]
[New LWP 9788]
[New LWP 9784]
[New LWP 9789]
[New LWP 9787]
[New LWP 9790]
[New LWP 9797]
[New LWP 9796]
[New LWP 9791]
[New LWP 9795]
[New LWP 9786]
[New LWP 9793]
[New LWP 9794]
[New LWP 9792]
Warning: couldn't activate thread debugging using libthread_db: Cannot find new threads: generic error

warning: File "/usr/lib/libthread_db-1.0.so" auto-loading has been declined by your `auto-load safe-path' set to "$debugdir:$datadir/auto-load".
To enable execution of this file add
        add-auto-load-safe-path /usr/lib/libthread_db-1.0.so
line to your configuration file "/home/tamriel/.gdbinit".
To completely disable this security protection add
        set auto-load safe-path /
line to your configuration file "/home/tamriel/.gdbinit".
For more information about this security protection see the
"Auto-loading safe path" section in the GDB manual.  E.g., run from the shell:
        info "(gdb)Auto-loading safe path"

warning: Unable to find libthread_db matching inferior's thread library, thread debugging will not be available.
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/usr/lib/libthread_db.so.1".
Core was generated by `nautilus'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007f798d9bd1bc in g_utf8_validate () from /usr/lib/libglib-2.0.so.0
[Current thread is 1 (Thread 0x7f7988b75e00 (LWP 9782))]

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