7342  tgkill(7342, 7343, SIGRTMIN <unfinished ...>
7343  <... pause resumed> )             = ? ERESTARTNOHAND (To be restarted)
7342  <... tgkill resumed> )            = 0
7343  --- SIGRTMIN (Unknown signal 32) @ 0 (0) ---
7342  tgkill(7342, 7344, SIGRTMIN <unfinished ...>
7343  futex(0x7f52d77483c4, FUTEX_WAKE_PRIVATE, 2147483647 <unfinished ...>
7344  <... pause resumed> )             = ? ERESTARTNOHAND (To be restarted)
7343  <... futex resumed> )             = 0
7344  --- SIGRTMIN (Unknown signal 32) @ 0 (0) ---
7343  madvise(0x7f52d7f92000, 8368128, MADV_DONTNEED <unfinished ...>
7342  <... tgkill resumed> )            = 0
7344  madvise(0x7f52d776f000, 8368128, MADV_DONTNEED <unfinished ...>
7342  futex(0x7fff619d9070, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
7344  <... madvise resumed> )           = 0
7342  <... futex resumed> )             = 0
7344  _exit(0)                          = ?
7342  futex(0x7f52d87929d0, FUTEX_WAIT, 7343, NULL <unfinished ...>
7343  <... madvise resumed> )           = 0
7343  _exit(0)                          = ?
7342  <... futex resumed> )             = 0
7342  munmap(0x7f52da8b1000, 139264)    = 0
7342  munmap(0x7f52d7f70000, 139264)    = 0
7342  rt_sigaction(SIGHUP, NULL, {0x7f52d8c08f40, [], SA_RESTORER, 0x7f52da4a9030}, 8) = 0
7342  rt_sigaction(SIGINT, NULL, {0x4f3de0, [], SA_RESTORER, 0x7f52da4a9030}, 8) = 0
7342  rt_sigaction(SIGTERM, NULL, {0x7f52d8c08f40, [], SA_RESTORER, 0x7f52da4a9030}, 8) = 0
7342  rt_sigaction(SIGPIPE, NULL, {SIG_IGN, [], SA_RESTORER, 0x7f52da4a9030}, 8) = 0
7342  poll([{fd=4, events=0}], 1, 0)    = 1 ([{fd=4, revents=POLLERR}])
7342  close(4)                          = 0
7342  rt_sigaction(SIGINT, {SIG_DFL, [], SA_RESTORER, 0x7f52da4a9030}, {0x4f3de0, [], SA_RESTORER, 0x7f52da4a9030}, 8) = 0
7342  exit_group(0)                     = ?