I don't really know whether this crash is related with the above, feel free to clone this bug if not.
$ cat mbsyncrc.crash IMAPAccount foo Host bar Well, I know that the syntax is not perfect and several fields are missing but the following output is not the appropriate ;). $ mbsync -c mbsyncrc.crash Reading configuration file mbsyncrc.crash Segmentation fault Perhaps something weird happens parsing the file. Strace attached. -- bye - Nacho
execve("/usr/bin/mbsync", ["mbsync", "-c", "mbsyncrc.crash"], [/* 39 vars */]) = 0 brk(0) = 0x805b000 access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory) mmap2(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7ef9000 access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory) open("/etc/ld.so.cache", O_RDONLY) = 3 fstat64(3, {st_mode=S_IFREG|0644, st_size=38091, ...}) = 0 mmap2(NULL, 38091, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb7eef000 close(3) = 0 access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory) open("/usr/lib/libdb-4.4.so", O_RDONLY) = 3 read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\260x\1"..., 512) = 512 fstat64(3, {st_mode=S_IFREG|0644, st_size=1023476, ...}) = 0 mmap2(NULL, 1027036, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7df4000 mmap2(0xb7eec000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xf7) = 0xb7eec000 close(3) = 0 access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory) open("/usr/lib/i686/cmov/libssl.so.0.9.8", O_RDONLY) = 3 read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0p\277\0"..., 512) = 512 fstat64(3, {st_mode=S_IFREG|0644, st_size=258988, ...}) = 0 mmap2(NULL, 261908, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7db4000 mmap2(0xb7df0000, 16384, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3b) = 0xb7df0000 close(3) = 0 access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory) open("/usr/lib/i686/cmov/libcrypto.so.0.9.8", O_RDONLY) = 3 read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\300\300"..., 512) = 512 fstat64(3, {st_mode=S_IFREG|0644, st_size=1296516, ...}) = 0 mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7db3000 mmap2(NULL, 1312920, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7c72000 mmap2(0xb7d9b000, 86016, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x128) = 0xb7d9b000 mmap2(0xb7db0000, 10392, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xb7db0000 close(3) = 0 access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory) open("/lib/i686/cmov/libdl.so.2", O_RDONLY) = 3 read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0p\n\0\000"..., 512) = 512 fstat64(3, {st_mode=S_IFREG|0644, st_size=9684, ...}) = 0 mmap2(NULL, 12412, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7c6e000 mmap2(0xb7c70000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1) = 0xb7c70000 close(3) = 0 access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory) open("/lib/i686/cmov/libnsl.so.1", O_RDONLY) = 3 read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0p1\0\000"..., 512) = 512 fstat64(3, {st_mode=S_IFREG|0644, st_size=83712, ...}) = 0 mmap2(NULL, 96232, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7c56000 mmap2(0xb7c6a000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x13) = 0xb7c6a000 mmap2(0xb7c6c000, 6120, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xb7c6c000 close(3) = 0 access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory) open("/lib/i686/cmov/libc.so.6", O_RDONLY) = 3 read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\240a\1"..., 512) = 512 fstat64(3, {st_mode=S_IFREG|0644, st_size=1336064, ...}) = 0 mmap2(NULL, 1340912, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7b0e000 mmap2(0xb7c50000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x142) = 0xb7c50000 mmap2(0xb7c53000, 9712, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xb7c53000 close(3) = 0 access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory) open("/usr/lib/libz.so.1", O_RDONLY) = 3 read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\240\30"..., 512) = 512 fstat64(3, {st_mode=S_IFREG|0644, st_size=80340, ...}) = 0 mmap2(NULL, 83068, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7af9000 mmap2(0xb7b0d000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x13) = 0xb7b0d000 close(3) = 0 mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7af8000 mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7af7000 set_thread_area({entry_number:-1 -> 6, base_addr:0xb7af76b0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0 mprotect(0xb7c50000, 4096, PROT_READ) = 0 munmap(0xb7eef000, 38091) = 0 uname({sys="Linux", node="hermes", ...}) = 0 getpid() = 3324 open("/dev/urandom", O_RDONLY) = 3 read(3, "K\325\266\t\326\300\201_\345m8\'\366\f\347\375B#\37/\270"..., 128) = 128 close(3) = 0 fstat64(1, {st_mode=S_IFREG|0644, st_size=5244, ...}) = 0 mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7ef8000 write(1, "Reading configuration file mbsyn"..., 42Reading configuration file mbsyncrc.crash ) = 42 brk(0) = 0x805b000 brk(0x807c000) = 0x807c000 open("mbsyncrc.crash", O_RDONLY) = 3 fstat64(3, {st_mode=S_IFREG|0644, st_size=25, ...}) = 0 mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7ef7000 read(3, "IMAPAccount foo\nHost bar\n", 4096) = 25 read(3, "", 4096) = 0 --- SIGSEGV (Segmentation fault) @ 0 (0) --- +++ killed by SIGSEGV +++ Process 3324 detached