Segfault with pointer_contraint enabled

gdblog.txt

sway version 1.0-beta.2-300-g204e1f47 (Feb  1 2019, branch 'master')


keli@keli~> coredumpctl gdb sway 
           PID: 8533 (sway)
           UID: 1000 (keli)
           GID: 985 (users)
        Signal: 11 (SEGV)
     Timestamp: Fri 2019-02-01 02:08:25 GMT (14min ago)
  Command Line: sway -d
    Executable: /usr/bin/sway
 Control Group: /user.slice/user-1000.slice/session-7.scope
          Unit: session-7.scope
         Slice: user-1000.slice
       Session: 7
     Owner UID: 1000 (keli)
       Boot ID: 48f19ba5b4fc4eaeb2eb683a6611b270
    Machine ID: 82cee4c75e424b1d893ff1b3ebe77788
      Hostname: keli
       Storage: /var/lib/systemd/coredump/core.sway.1000.48f19ba5b4fc4eaeb2eb683a6611b270.8533.1548986905000000.lz4
       Message: Process 8533 (sway) of user 1000 dumped core.
                
                Stack trace of thread 8533:
                #0  0x0000555d64456af7 cmd_pointer_constraint (sway)
                #1  0x0000555d64424d2e config_command (sway)
                #2  0x0000555d64427b14 read_config (sway)
                #3  0x0000555d64426a35 load_config (sway)
                #4  0x0000555d64426c56 load_main_config (sway)
                #5  0x0000555d6443133e main (sway)
                #6  0x00007fb7279f3223 __libc_start_main (libc.so.6)
                #7  0x0000555d64423dce _start (sway)
                
                Stack trace of thread 8534:
                #0  0x00007fb7279bbafc pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0)
                #1  0x00007fb72505bbe4 n/a (i965_dri.so)
                #2  0x00007fb72505b908 n/a (i965_dri.so)
                #3  0x00007fb7279b5a9d start_thread (libpthread.so.0)
                #4  0x00007fb727acab23 __clone (libc.so.6)

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Reading symbols from /usr/bin/sway...done.
[New LWP 8533]
[New LWP 8534]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/usr/lib/libthread_db.so.1".
Core was generated by `sway -d'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  cmd_pointer_constraint (argc=1, argv=0x555d651df7b8) at ../sway/sway/commands/pointer_constraint.c:36
36      ../sway/sway/commands/pointer_constraint.c: No such file or directory.
[Current thread is 1 (Thread 0x7fb7258909c0 (LWP 8533))]


(gdb) bt full
#0  0x0000555d64456af7 in cmd_pointer_constraint (argc=1, argv=0x555d651df7b8) at ../sway/sway/commands/pointer_constraint.c:36
        error = 0x0
        op = OP_ENABLE
        cursor = 0x6b476f1a0
        seat_config = 0x600000000
#1  0x0000555d64424d2e in config_command (exec=0x555d651df750 "pointer_constraint enable", new_block=0x7ffeb476eeb8) at ../sway/sway/commands.c:396
        results = 0x0
        argc = 2
        argv = 0x555d651df7b0
        handler = 0x555d64492150 <handlers+592>
        command = 0x555d651df520 "\200\367\035e]U"
#2  0x0000555d64427b14 in read_config (file=0x555d6502ff20, config=0x555d651da980, swaynag=0x555d651da988) at ../sway/sway/config.c:743
        brace_detected = 0
        block = 0x0
        expanded = 0x555d651df750 "pointer_constraint enable"
        res = 0x555d651df3e0
        new_block = 0x0
        reading_main_config = true
        this_config = 0x555d651dc6d0 '#' <repeats 18 times>, "\n# sway config file\n", '#' <repeats 18 times>, "\nset $lock ~/.config/sway/scripts/lock.sh \nset $grim ~/.config/sway/scripts/grim.sh\nset $slurp ~/.config/sway/scripts/slurp.sh\nset $mod Mod4\nset"...
        config_size = 7958
        success = true
        line_number = 17
        line = 0x555d651de670 "pointer_constraint enable"
        line_size = 120
        nread = 26
        stack = 0x555d651de5f0
        read = 414
        nlines = 1
#3  0x0000555d64426a35 in load_config (path=0x555d651cb2e0 "/home/keli/.config/sway/config", config=0x555d651da980, swaynag=0x555d651da988)
    at ../sway/sway/config.c:357
        sb = 
            {st_dev = 2050, st_ino = 57936217, st_nlink = 1, st_mode = 33188, st_uid = 1000, st_gid = 985, __pad0 = 0, st_rdev = 0, st_size = 7958, st_blksize = 4096, st_blocks = 16, st_atim = {tv_sec = 1548986903, tv_nsec = 383646398}, st_mtim = {tv_sec = 1548986900, tv_nsec = 607074629}, st_ctim = {tv_sec = 1548986900, tv_nsec = 607074629}, __glibc_reserved = {0, 0, 0}}
        f = 0x555d6502ff20
        config_load_success = false
#4  0x0000555d64426c56 in load_main_config (file=0x0, is_active=false, validating=false) at ../sway/sway/config.c:450
        path = 0x555d651cb2e0 "/home/keli/.config/sway/config"
        old_config = 0x0
        success = true
#5  0x0000555d6443133e in main (argc=2, argv=0x7ffeb476f1a8) at ../sway/sway/main.c:370
        verbose = 0
        debug = 1
        validate = 0
        allow_unsupported_gpu = 0
        long_options = 
            {{name = 0x555d64479d34 "help", has_arg = 0, flag = 0x0, val = 104}, {name = 0x555d64479d39 "config", has_arg = 1, flag = 0x0, val = 99}, {name = 0x555d64479d40 "validate", has_arg = 0, flag = 0x0, val = 67}, {name = 0x555d64479d49 "debug", has_arg = 0, flag = 0x0, val = 100}, {name = 0x555d64479d4f "version", has_arg = 0, flag = 0x0, val = 118}, {name = 0x555d64479d57 "verbose", has_arg = 0, flag = 0x0, val = 86}, {name = 0x555d64479d5f "get-socketpath", has_arg = 0, flag = 0x0, val = 112}, {name = 0x555d64479d6e "unsupported-gpu", has_arg = 0, flag = 0x0, val = 117}, {name = 0x555d64479d7e "my-next-gpu-wont-be-nvidia", has_arg = 0, flag = 0x0, val = 117}, {name = 0x0, has_arg = 0, flag = 0x0, val = 0}}
        config_path = 0x0
        usage = 0x555d64479938 "Usage: sway [options] [command]\n\n  -h, --help", ' ' <repeats 13 times>, "Show help message and quit.\n  -c, --config <config>  Specify a config file.\n  -C, --validate         Check the validity of the config file, th"...
        c = -1
(gdb)