[pid  2315] open("/var/lib/ofono/250026929794636/netreg", O_RDONLY|O_LARGEFILE) = 12
[pid  2315] fstat64(12, {st_mode=S_IFREG|0600, st_size=21, ...}) = 0
[pid  2315] read(12, "[Settings]\nMode=auto\n", 4096) = 21
[pid  2315] read(12, "", 4096)          = 0
[pid  2315] close(12)                   = 0
[pid  2315] clock_gettime(CLOCK_MONOTONIC, {1128, 763614346}) = 0
[pid  2315] poll([{fd=3, events=POLLIN}, {fd=4, events=POLLIN}, {fd=6, events=POLLIN}, {fd=7, events=POLLIN}, {fd=9, events=POLLIN}], 5, 0) = 3 ([{fd=3, revents=POLLIN}, {fd=6, revents=POLLIN}, {fd=9, revents=POLLIN|POLLHUP}])
[pid  2315] read(3, "\2\0\0\0\0\0\0\0", 16) = 8
[pid  2315] write(3, "\1\0\0\0\0\0\0\0", 8) = 8
[pid  2315] recvmsg(6, {msg_name(0)=NULL, msg_iov(1)=[{"l\1\0\1\0\0\0\0@\0\0\0~\0\0\0\1\1o\0\6\0\0\0/ril_0\0\0"..., 2048}], msg_controllen=0, msg_flags=MSG_CMSG_CLOEXEC}, MSG_CMSG_CLOEXEC) = 800
[pid  2315] recvmsg(6, 0xfff4fcf8, MSG_CMSG_CLOEXEC) = -1 EAGAIN (Resource temporarily unavailable)
[pid  2315] write(3, "\1\0\0\0\0\0\0\0", 8) = 8
[pid  2315] write(3, "\1\0\0\0\0\0\0\0", 8) = 8
[pid  2315] read(9, "", 4)              = 0
[pid  2315] gettimeofday({1518009917, 915015}, NULL) = 0
[pid  2315] writev(2, [{"ofonod[2315]: [grilio] ERROR! RI"..., 40}, {"\n", 1}], 2ofonod[2315]: [grilio] ERROR! RIL hangup
) = 41
[pid  2315] send(5, "<27>Feb  7 16:25:17 ofonod[2315]"..., 60, MSG_NOSIGNAL) = 60
[pid  2315] close(9)                    = 0
[pid  2315] gettimeofday({1518009917, 916593}, NULL) = 0
[pid  2315] writev(2, [{"ofonod[2315]: ril_0 disconnected", 32}, {"\n", 1}], 2ofonod[2315]: ril_0 disconnected
) = 33